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fune/browser/components/urlbar/UrlbarInput.sys.mjs

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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
import { XPCOMUtils } from "resource://gre/modules/XPCOMUtils.sys.mjs";
import { AppConstants } from "resource://gre/modules/AppConstants.sys.mjs";
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
BrowserSearchTelemetry: "resource:///modules/BrowserSearchTelemetry.sys.mjs",
BrowserUIUtils: "resource:///modules/BrowserUIUtils.sys.mjs",
ExtensionSearchHandler:
"resource://gre/modules/ExtensionSearchHandler.sys.mjs",
ObjectUtils: "resource://gre/modules/ObjectUtils.sys.mjs",
PartnerLinkAttribution: "resource:///modules/PartnerLinkAttribution.sys.mjs",
PrivateBrowsingUtils: "resource://gre/modules/PrivateBrowsingUtils.sys.mjs",
PromiseUtils: "resource://gre/modules/PromiseUtils.sys.mjs",
ReaderMode: "resource://gre/modules/ReaderMode.sys.mjs",
SearchUIUtils: "resource:///modules/SearchUIUtils.sys.mjs",
SearchUtils: "resource://gre/modules/SearchUtils.sys.mjs",
UrlbarController: "resource:///modules/UrlbarController.sys.mjs",
UrlbarEventBufferer: "resource:///modules/UrlbarEventBufferer.sys.mjs",
UrlbarPrefs: "resource:///modules/UrlbarPrefs.sys.mjs",
UrlbarQueryContext: "resource:///modules/UrlbarUtils.sys.mjs",
UrlbarSearchUtils: "resource:///modules/UrlbarSearchUtils.sys.mjs",
UrlbarTokenizer: "resource:///modules/UrlbarTokenizer.sys.mjs",
UrlbarUtils: "resource:///modules/UrlbarUtils.sys.mjs",
UrlbarValueFormatter: "resource:///modules/UrlbarValueFormatter.sys.mjs",
UrlbarView: "resource:///modules/UrlbarView.sys.mjs",
});
XPCOMUtils.defineLazyServiceGetter(
lazy,
"ClipboardHelper",
"@mozilla.org/widget/clipboardhelper;1",
"nsIClipboardHelper"
);
XPCOMUtils.defineLazyServiceGetter(
lazy,
"QueryStringStripper",
"@mozilla.org/url-query-string-stripper;1",
"nsIURLQueryStringStripper"
);
XPCOMUtils.defineLazyPreferenceGetter(
lazy,
"QUERY_STRIPPING_STRIP_ON_SHARE",
"privacy.query_stripping.strip_on_share.enabled",
false
);
const DEFAULT_FORM_HISTORY_NAME = "searchbar-history";
const SEARCH_BUTTON_ID = "urlbar-search-button";
// The scalar category of TopSites click for Contextual Services
const SCALAR_CATEGORY_TOPSITES = "contextual.services.topsites.click";
let getBoundsWithoutFlushing = element =>
element.ownerGlobal.windowUtils.getBoundsWithoutFlushing(element);
let px = number => number.toFixed(2) + "px";
/**
* Implements the text input part of the address bar UI.
*/
export class UrlbarInput {
/**
* @param {object} options
* The initial options for UrlbarInput.
* @param {object} options.textbox
* The container element.
*/
constructor(options = {}) {
this.textbox = options.textbox;
this.window = this.textbox.ownerGlobal;
this.isPrivate = lazy.PrivateBrowsingUtils.isWindowPrivate(this.window);
this.document = this.window.document;
// Create the panel to contain results.
this.textbox.appendChild(
this.window.MozXULElement.parseXULToFragment(`
<vbox class="urlbarView"
role="group"
tooltip="aHTMLTooltip">
<html:div class="urlbarView-body-outer">
<html:div class="urlbarView-body-inner">
<html:div id="urlbar-results"
class="urlbarView-results"
role="listbox"/>
</html:div>
</html:div>
<menupopup class="urlbarView-result-menu"
consumeoutsideclicks="false"/>
<hbox class="search-one-offs"
includecurrentengine="true"
disabletab="true"/>
</vbox>
`)
);
this.panel = this.textbox.querySelector(".urlbarView");
this.searchButton = lazy.UrlbarPrefs.get("experimental.searchButton");
if (this.searchButton) {
this.textbox.classList.add("searchButton");
}
this.controller = new lazy.UrlbarController({
input: this,
eventTelemetryCategory: options.eventTelemetryCategory,
});
this.view = new lazy.UrlbarView(this);
this.valueIsTyped = false;
this.formHistoryName = DEFAULT_FORM_HISTORY_NAME;
this.lastQueryContextPromise = Promise.resolve();
this._actionOverrideKeyCount = 0;
this._autofillPlaceholder = null;
this._lastSearchString = "";
this._lastValidURLStr = "";
this._valueOnLastSearch = "";
this._resultForCurrentValue = null;
this._suppressStartQuery = false;
this._suppressPrimaryAdjustment = false;
this._untrimmedValue = "";
// Search modes are per browser and are stored in this map. For a
// browser, search mode can be in preview mode, confirmed, or both.
// Typically, search mode is entered in preview mode with a particular
// source and is confirmed with the same source once a query starts. It's
// also possible for a confirmed search mode to be replaced with a preview
// mode with a different source, and in those cases, we need to re-confirm
// search mode when preview mode is exited. In addition, only confirmed
// search modes should be restored across sessions. We therefore need to
// keep track of both the current confirmed and preview modes, per browser.
//
// For each browser with a search mode, this maps the browser to an object
// like this: { preview, confirmed }. Both `preview` and `confirmed` are
// search mode objects; see the setSearchMode documentation. Either one may
// be undefined if that particular mode is not active for the browser.
this._searchModesByBrowser = new WeakMap();
this.QueryInterface = ChromeUtils.generateQI([
"nsIObserver",
"nsISupportsWeakReference",
]);
this._addObservers();
// This exists only for tests.
this._enableAutofillPlaceholder = true;
// Forward certain methods and properties.
const CONTAINER_METHODS = [
"getAttribute",
"hasAttribute",
"querySelector",
"setAttribute",
"removeAttribute",
"toggleAttribute",
];
const INPUT_METHODS = ["addEventListener", "blur", "removeEventListener"];
const READ_WRITE_PROPERTIES = [
"placeholder",
"readOnly",
"selectionStart",
"selectionEnd",
];
for (let method of CONTAINER_METHODS) {
this[method] = (...args) => {
return this.textbox[method](...args);
};
}
for (let method of INPUT_METHODS) {
this[method] = (...args) => {
return this.inputField[method](...args);
};
}
for (let property of READ_WRITE_PROPERTIES) {
Object.defineProperty(this, property, {
enumerable: true,
get() {
return this.inputField[property];
},
set(val) {
this.inputField[property] = val;
},
});
}
this.inputField = this.querySelector("#urlbar-input");
this._inputContainer = this.querySelector("#urlbar-input-container");
this._identityBox = this.querySelector("#identity-box");
this._searchModeIndicator = this.querySelector(
"#urlbar-search-mode-indicator"
);
this._searchModeIndicatorTitle = this._searchModeIndicator.querySelector(
"#urlbar-search-mode-indicator-title"
);
this._searchModeIndicatorClose = this._searchModeIndicator.querySelector(
"#urlbar-search-mode-indicator-close"
);
this._searchModeLabel = this.querySelector("#urlbar-label-search-mode");
this._toolbar = this.textbox.closest("toolbar");
ChromeUtils.defineLazyGetter(this, "valueFormatter", () => {
return new lazy.UrlbarValueFormatter(this);
});
ChromeUtils.defineLazyGetter(this, "addSearchEngineHelper", () => {
return new AddSearchEngineHelper(this);
});
// If the toolbar is not visible in this window or the urlbar is readonly,
// we'll stop here, so that most properties of the input object are valid,
// but we won't handle events.
if (!this.window.toolbar.visible || this.readOnly) {
return;
}
// The event bufferer can be used to defer events that may affect users
// muscle memory; for example quickly pressing DOWN+ENTER should end up
// on a predictable result, regardless of the search status. The event
// bufferer will invoke the handling code at the right time.
this.eventBufferer = new lazy.UrlbarEventBufferer(this);
this._inputFieldEvents = [
"compositionstart",
"compositionend",
"contextmenu",
"dragover",
"dragstart",
"drop",
"focus",
"blur",
"input",
"beforeinput",
"keydown",
"keyup",
"mouseover",
"overflow",
"underflow",
"paste",
"scrollend",
"select",
"selectionchange",
];
for (let name of this._inputFieldEvents) {
this.addEventListener(name, this);
}
this.window.addEventListener("mousedown", this);
if (AppConstants.platform == "win") {
this.window.addEventListener("draggableregionleftmousedown", this);
}
this.textbox.addEventListener("mousedown", this);
// This listener handles clicks from our children too, included the search mode
// indicator close button.
this._inputContainer.addEventListener("click", this);
// This is used to detect commands launched from the panel, to avoid
// recording abandonment events when the command causes a blur event.
this.view.panel.addEventListener("command", this, true);
this.window.gBrowser.tabContainer.addEventListener("TabSelect", this);
this.window.addEventListener("customizationstarting", this);
this.window.addEventListener("aftercustomization", this);
this.updateLayoutBreakout();
this._initCopyCutController();
this._initPasteAndGo();
this._initStripOnShare();
// Tracks IME composition.
this._compositionState = lazy.UrlbarUtils.COMPOSITION.NONE;
this._compositionClosedPopup = false;
this.editor.newlineHandling =
Ci.nsIEditor.eNewlinesStripSurroundingWhitespace;
}
/**
* Applies styling to the text in the urlbar input, depending on the text.
*/
formatValue() {
// The editor may not exist if the toolbar is not visible.
if (this.editor) {
this.valueFormatter.update();
}
}
focus() {
let beforeFocus = new CustomEvent("beforefocus", {
bubbles: true,
cancelable: true,
});
this.inputField.dispatchEvent(beforeFocus);
if (beforeFocus.defaultPrevented) {
return;
}
this.inputField.focus();
}
select() {
let beforeSelect = new CustomEvent("beforeselect", {
bubbles: true,
cancelable: true,
});
this.inputField.dispatchEvent(beforeSelect);
if (beforeSelect.defaultPrevented) {
return;
}
// See _on_select(). HTMLInputElement.select() dispatches a "select"
// event but does not set the primary selection.
this._suppressPrimaryAdjustment = true;
this.inputField.select();
this._suppressPrimaryAdjustment = false;
}
setSelectionRange(selectionStart, selectionEnd) {
this.focus();
let beforeSelect = new CustomEvent("beforeselect", {
bubbles: true,
cancelable: true,
});
this.inputField.dispatchEvent(beforeSelect);
if (beforeSelect.defaultPrevented) {
return;
}
// See _on_select(). HTMLInputElement.select() dispatches a "select"
// event but does not set the primary selection.
this._suppressPrimaryAdjustment = true;
this.inputField.setSelectionRange(selectionStart, selectionEnd);
this._suppressPrimaryAdjustment = false;
}
/**
* Sets the URI to display in the location bar.
*
* @param {nsIURI} [uri]
* If this is unspecified, the current URI will be used.
* @param {boolean} [dueToTabSwitch]
* True if this is being called due to switching tabs and false
* otherwise.
* @param {boolean} [dueToSessionRestore]
* True if this is being called due to session restore and false
* otherwise.
* @param {boolean} [dontShowSearchTerms]
* True if userTypedValue should not be overidden by search terms
* and false otherwise.
* @param {boolean} [isSameDocument]
* True if the caller of setURI loaded a new document and false
* otherwise (e.g. the location change was from an anchor scroll
* or a pushState event).
*/
setURI(
uri = null,
dueToTabSwitch = false,
dueToSessionRestore = false,
dontShowSearchTerms = false,
isSameDocument = false
) {
if (!this.window.gBrowser.userTypedValue) {
this.window.gBrowser.selectedBrowser.searchTerms = "";
if (
!dontShowSearchTerms &&
lazy.UrlbarPrefs.isPersistedSearchTermsEnabled()
) {
this.window.gBrowser.selectedBrowser.searchTerms =
lazy.UrlbarSearchUtils.getSearchTermIfDefaultSerpUri(
this.window.gBrowser.selectedBrowser.originalURI ?? uri
);
}
}
let value = this.window.gBrowser.userTypedValue;
let valid = false;
// If `value` is null or if it's an empty string and we're switching tabs
// or the userTypedValue equals the search terms, set value to either
// search terms or the browser's current URI. When a user empties the input,
// switches tabs, and switches back, we want the URI to become visible again
// so the user knows what URI they're viewing.
// An exception to this is made in case of an auth request from a different
// base domain. To avoid auth prompt spoofing we already display the url of
// the cross domain resource, although the page is not loaded yet.
// This url will be set/unset by PromptParent. See bug 791594 for reference.
if (
value === null ||
(!value && dueToTabSwitch) ||
(value && value === this.window.gBrowser.selectedBrowser.searchTerms)
) {
if (this.window.gBrowser.selectedBrowser.searchTerms) {
value = this.window.gBrowser.selectedBrowser.searchTerms;
valid = !dueToSessionRestore;
if (!isSameDocument) {
Services.telemetry.scalarAdd(
"urlbar.persistedsearchterms.view_count",
1
);
}
} else {
uri =
this.window.gBrowser.selectedBrowser.currentAuthPromptURI ||
uri ||
(this.window.gBrowser.selectedBrowser.browsingContext.sessionHistory
?.count === 0 &&
this.window.gBrowser.selectedBrowser.browsingContext
.nonWebControlledBlankURI) ||
this.window.gBrowser.currentURI;
// Strip off usernames and passwords for the location bar
try {
uri = Services.io.createExposableURI(uri);
} catch (e) {}
// Replace initial page URIs with an empty string
// only if there's no opener (bug 370555).
if (
this.window.isInitialPage(uri) &&
lazy.BrowserUIUtils.checkEmptyPageOrigin(
this.window.gBrowser.selectedBrowser,
uri
)
) {
value = "";
} else {
// We should deal with losslessDecodeURI throwing for exotic URIs
try {
value = losslessDecodeURI(uri);
} catch (ex) {
value = "about:blank";
}
}
// If we update the URI while restoring a session, set the proxyState to
// invalid, because we don't have a valid security state to show via site
// identity yet. See Bug 1746383.
valid =
!dueToSessionRestore &&
(!this.window.isBlankPageURL(uri.spec) ||
uri.schemeIs("moz-extension"));
}
} else if (
this.window.isInitialPage(value) &&
lazy.BrowserUIUtils.checkEmptyPageOrigin(
this.window.gBrowser.selectedBrowser
)
) {
value = "";
valid = true;
}
const previousUntrimmedValue = this.untrimmedValue;
const previousSelectionStart = this.selectionStart;
const previousSelectionEnd = this.selectionEnd;
this.value = value;
this.valueIsTyped = !valid;
this.toggleAttribute("usertyping", !valid && value);
if (this.focused && value != previousUntrimmedValue) {
if (
previousSelectionStart != previousSelectionEnd &&
value.substring(previousSelectionStart, previousSelectionEnd) ===
previousUntrimmedValue.substring(
previousSelectionStart,
previousSelectionEnd
)
) {
// If the same text is in the same place as the previously selected text,
// the selection is kept.
this.inputField.setSelectionRange(
previousSelectionStart,
previousSelectionEnd
);
} else if (
previousSelectionEnd &&
(previousUntrimmedValue.length === previousSelectionEnd ||
value.length <= previousSelectionEnd)
) {
// If the previous end caret is not 0 and the caret is at the end of the
// input or its position is beyond the end of the new value, keep the
// position at the end.
this.inputField.setSelectionRange(value.length, value.length);
} else {
// Otherwise clear selection and set the caret position to the previous
// caret end position.
this.inputField.setSelectionRange(
previousSelectionEnd,
previousSelectionEnd
);
}
}
// The proxystate must be set before setting search mode below because
// search mode depends on it.
this.setPageProxyState(valid ? "valid" : "invalid", dueToTabSwitch);
// If we're switching tabs, restore the tab's search mode. Otherwise, if
// the URI is valid, exit search mode. This must happen after setting
// proxystate above because search mode depends on it.
if (dueToTabSwitch && !valid) {
this.restoreSearchModeState();
} else if (valid) {
this.searchMode = null;
}
// Dispatch URIUpdate event to synchronize the tab status when switching.
let event = new CustomEvent("SetURI", { bubbles: true });
this.inputField.dispatchEvent(event);
}
/**
* Converts an internal URI (e.g. a URI with a username or password) into one
* which we can expose to the user.
*
* @param {nsIURI} uri
* The URI to be converted
* @returns {nsIURI}
* The converted, exposable URI
*/
makeURIReadable(uri) {
// Avoid copying 'about:reader?url=', and always provide the original URI:
// Reader mode ensures we call createExposableURI itself.
let readerStrippedURI = lazy.ReaderMode.getOriginalUrlObjectForDisplay(
uri.displaySpec
);
if (readerStrippedURI) {
return readerStrippedURI;
}
try {
return Services.io.createExposableURI(uri);
} catch (ex) {}
return uri;
}
/**
* Passes DOM events to the _on_<event type> methods.
*
* @param {Event} event The event to handle.
*/
handleEvent(event) {
let methodName = "_on_" + event.type;
if (methodName in this) {
this[methodName](event);
} else {
throw new Error("Unrecognized UrlbarInput event: " + event.type);
}
}
/**
* Handles an event which might open text or a URL. If the event requires
* doing so, handleCommand forwards it to handleNavigation.
*
* @param {Event} [event] The event triggering the open.
*/
handleCommand(event = null) {
let isMouseEvent = this.window.MouseEvent.isInstance(event);
if (isMouseEvent && event.button == 2) {
// Do nothing for right clicks.
return;
}
// Determine whether to use the selected one-off search button. In
// one-off search buttons parlance, "selected" means that the button
// has been navigated to via the keyboard. So we want to use it if
// the triggering event is not a mouse click -- i.e., it's a Return
// key -- or if the one-off was mouse-clicked.
if (this.view.isOpen) {
let selectedOneOff = this.view.oneOffSearchButtons.selectedButton;
if (selectedOneOff && (!isMouseEvent || event.target == selectedOneOff)) {
this.view.oneOffSearchButtons.handleSearchCommand(event, {
engineName: selectedOneOff.engine?.name,
source: selectedOneOff.source,
entry: "oneoff",
});
return;
}
}
this.handleNavigation({ event });
}
/**
* @typedef {object} HandleNavigationOneOffParams
*
* @property {string} openWhere
* Where we expect the result to be opened.
* @property {object} openParams
* The parameters related to where the result will be opened.
* @property {Node} engine
* The selected one-off's engine.
*/
/**
* Handles an event which would cause a URL or text to be opened.
*
* @param {object} [options]
* Options for the navigation.
* @param {Event} [options.event]
* The event triggering the open.
* @param {HandleNavigationOneOffParams} [options.oneOffParams]
* Optional. Pass if this navigation was triggered by a one-off. Practically
* speaking, UrlbarSearchOneOffs passes this when the user holds certain key
* modifiers while picking a one-off. In those cases, we do an immediate
* search using the one-off's engine instead of entering search mode.
* @param {object} [options.triggeringPrincipal]
* The principal that the action was triggered from.
*/
handleNavigation({ event, oneOffParams, triggeringPrincipal }) {
let element = this.view.selectedElement;
let result = this.view.getResultFromElement(element);
let openParams = oneOffParams?.openParams || {};
// If the value was submitted during composition, the result may not have
// been updated yet, because the input event happens after composition end.
// We can't trust element nor _resultForCurrentValue targets in that case,
// so we always generate a new heuristic to load.
let isComposing = this.editor.composing;
// Use the selected element if we have one; this is usually the case
// when the view is open.
let selectedPrivateResult =
result &&
result.type == lazy.UrlbarUtils.RESULT_TYPE.SEARCH &&
result.payload.inPrivateWindow;
let selectedPrivateEngineResult =
selectedPrivateResult && result.payload.isPrivateEngine;
if (
!isComposing &&
element &&
(!oneOffParams?.engine || selectedPrivateEngineResult)
) {
this.pickElement(element, event);
return;
}
// Use the hidden heuristic if it exists and there's no selection.
if (
lazy.UrlbarPrefs.get("experimental.hideHeuristic") &&
!element &&
!isComposing &&
!oneOffParams?.engine &&
this._resultForCurrentValue?.heuristic
) {
this.pickResult(this._resultForCurrentValue, event);
return;
}
// We don't select a heuristic result when we're autofilling a token alias,
// but we want pressing Enter to behave like the first result was selected.
if (!result && this.value.startsWith("@")) {
let tokenAliasResult = this.view.getResultAtIndex(0);
if (tokenAliasResult?.autofill && tokenAliasResult?.payload.keyword) {
this.pickResult(tokenAliasResult, event);
return;
}
}
let url;
let selType = this.controller.engagementEvent.typeFromElement(
result,
element
);
let typedValue = this.value;
if (oneOffParams?.engine) {
selType = "oneoff";
typedValue = this._lastSearchString;
// If there's a selected one-off button then load a search using
// the button's engine.
result = this._resultForCurrentValue;
let searchString =
(result && (result.payload.suggestion || result.payload.query)) ||
this._lastSearchString;
[url, openParams.postData] = lazy.UrlbarUtils.getSearchQueryUrl(
oneOffParams.engine,
searchString
);
this._recordSearch(oneOffParams.engine, event, { url });
lazy.UrlbarUtils.addToFormHistory(
this,
searchString,
oneOffParams.engine.name
).catch(console.error);
} else {
// Use the current value if we don't have a UrlbarResult e.g. because the
// view is closed.
url = this.untrimmedValue;
openParams.postData = null;
}
if (!url) {
return;
}
// When the user hits enter in a local search mode and there's no selected
// result or one-off, don't do anything.
if (
this.searchMode &&
!this.searchMode.engineName &&
!result &&
!oneOffParams
) {
return;
}
let selectedResult = result || this.view.selectedResult;
this.controller.recordSelectedResult(event, selectedResult);
let where = oneOffParams?.openWhere || this._whereToOpen(event);
if (selectedPrivateResult) {
where = "window";
openParams.private = true;
}
openParams.allowInheritPrincipal = false;
url = this._maybeCanonizeURL(event, url) || url.trim();
this.controller.engagementEvent.record(event, {
element,
selType,
searchString: typedValue,
result: selectedResult,
});
let isValidUrl = false;
try {
new URL(url);
isValidUrl = true;
} catch (ex) {}
if (isValidUrl) {
this._loadURL(url, event, where, openParams);
return;
}
// This is not a URL and there's no selected element, because likely the
// view is closed, or paste&go was used.
// We must act consistently here, having or not an open view should not
// make a difference if the search string is the same.
// If we have a result for the current value, we can just use it.
if (!isComposing && this._resultForCurrentValue) {
this.pickResult(this._resultForCurrentValue, event);
return;
}
// Otherwise, we must fetch the heuristic result for the current value.
// TODO (Bug 1604927): If the urlbar results are restricted to a specific
// engine, here we must search with that specific engine; indeed the
// docshell wouldn't know about our engine restriction.
// Also remember to invoke this._recordSearch, after replacing url with
// the appropriate engine submission url.
let browser = this.window.gBrowser.selectedBrowser;
let lastLocationChange = browser.lastLocationChange;
lazy.UrlbarUtils.getHeuristicResultFor(url, this.window)
.then(newResult => {
// Because this happens asynchronously, we must verify that the browser
// location did not change in the meanwhile.
if (
where != "current" ||
browser.lastLocationChange == lastLocationChange
) {
this.pickResult(newResult, event, null, browser);
}
})
.catch(ex => {
if (url) {
// Something went wrong, we should always have a heuristic result,
// otherwise it means we're not able to search at all, maybe because
// some parts of the profile are corrupt.
// The urlbar should still allow to search or visit the typed string,
// so that the user can look for help to resolve the problem.
let flags =
Ci.nsIURIFixup.FIXUP_FLAG_FIX_SCHEME_TYPOS |
Ci.nsIURIFixup.FIXUP_FLAG_ALLOW_KEYWORD_LOOKUP;
if (this.isPrivate) {
flags |= Ci.nsIURIFixup.FIXUP_FLAG_PRIVATE_CONTEXT;
}
let { preferredURI: uri, postData } =
Services.uriFixup.getFixupURIInfo(url, flags);
if (
where != "current" ||
browser.lastLocationChange == lastLocationChange
) {
openParams.postData = postData;
this._loadURL(uri.spec, event, where, openParams, null, browser);
}
}
});
// Don't add further handling here, the catch above is our last resort.
}
handleRevert(dontShowSearchTerms = false) {
this.window.gBrowser.userTypedValue = null;
// Nullify search mode before setURI so it won't try to restore it.
this.searchMode = null;
this.setURI(null, true, false, dontShowSearchTerms);
if (this.value && this.focused) {
this.select();
}
}
maybeHandleRevertFromPopup(anchorElement) {
if (
anchorElement?.closest("#urlbar") &&
this.window.gBrowser.selectedBrowser.searchTerms
) {
// The Persist Search Tip can be open while a PopupNotification is queued
// to appear, so ensure that the tip is closed.
this.view.close();
this.handleRevert(true);
Services.telemetry.scalarAdd(
"urlbar.persistedsearchterms.revert_by_popup_count",
1
);
}
}
/**
* Called by inputs that resemble search boxes, but actually hand input off
* to the Urlbar. We use these fake inputs on the new tab page and
* about:privatebrowsing.
*
* @param {string} searchString
* The search string to use.
* @param {nsISearchEngine} [searchEngine]
* Optional. If included and the right prefs are set, we will enter search
* mode when handing `searchString` from the fake input to the Urlbar.
* @param {string} newtabSessionId
* Optional. The id of the newtab session that handed off this search.
*
*/
handoff(searchString, searchEngine, newtabSessionId) {
this._isHandoffSession = true;
this._handoffSession = newtabSessionId;
if (lazy.UrlbarPrefs.get("shouldHandOffToSearchMode") && searchEngine) {
this.search(searchString, {
searchEngine,
searchModeEntry: "handoff",
});
} else {
this.search(searchString);
}
}
/**
* Called when an element of the view is picked.
*
* @param {Element} element The element that was picked.
* @param {Event} event The event that picked the element.
*/
pickElement(element, event) {
let result = this.view.getResultFromElement(element);
if (!result) {
return;
}
this.pickResult(result, event, element);
}
/**
* Called when a result is picked.
*
* @param {UrlbarResult} result The result that was picked.
* @param {Event} event The event that picked the result.
* @param {DOMElement} element the picked view element, if available.
* @param {object} browser The browser to use for the load.
*/
// eslint-disable-next-line complexity
pickResult(
result,
event,
element = null,
browser = this.window.gBrowser.selectedBrowser
) {
if (element?.classList.contains("urlbarView-button-menu")) {
this.view.openResultMenu(result, element);
return;
}
let urlOverride;
if (element?.dataset.command) {
this.controller.engagementEvent.record(event, {
result,
element,
searchString: this._lastSearchString,
selType:
element.dataset.command == "help" &&
result.type == lazy.UrlbarUtils.RESULT_TYPE.TIP
? "tiphelp"
: element.dataset.command,
});
if (element.dataset.command == "help") {
urlOverride = result.payload.helpUrl;
}
urlOverride ||= element.dataset.url;
if (!urlOverride) {
return;
}
}
// When a one-off is selected, we restyle heuristic results to look like
// search results. In the unlikely event that they are clicked, instead of
// picking the results as usual, we confirm search mode, same as if the user
// had selected them and pressed the enter key. Restyling results in this
// manner was agreed on as a compromise between consistent UX and
// engineering effort. See review discussion at bug 1667766.
if (
result.heuristic &&
this.searchMode?.isPreview &&
this.view.oneOffSearchButtons.selectedButton
) {
this.confirmSearchMode();
this.search(this.value);
return;
}
if (
result.type == lazy.UrlbarUtils.RESULT_TYPE.TIP &&
result.payload.type == "dismissalAcknowledgment"
) {
// The user clicked the "Got it" button inside the dismissal
// acknowledgment tip. Dismiss the tip.
this.controller.engagementEvent.record(event, {
result,
element,
searchString: this._lastSearchString,
selType: "dismiss",
});
this.view.onQueryResultRemoved(result.rowIndex);
return;
}
urlOverride ||= element?.dataset.url;
let originalUntrimmedValue = this.untrimmedValue;
let isCanonized = this.setValueFromResult({ result, event, urlOverride });
let where = this._whereToOpen(event);
let openParams = {
allowInheritPrincipal: false,
globalHistoryOptions: {
triggeringSearchEngine: result.payload?.engine,
triggeringSponsoredURL: result.payload?.isSponsored
? result.payload.url
: undefined,
},
private: this.isPrivate,
};
if (
urlOverride &&
result.type != lazy.UrlbarUtils.RESULT_TYPE.TIP &&
where == "current"
) {
// Open non-tip help links in a new tab unless the user held a modifier.
// TODO (bug 1696232): Do this for tip help links, too.
where = "tab";
}
if (!result.payload.providesSearchMode) {
this.view.close({ elementPicked: true });
}
this.controller.recordSelectedResult(event, result);
if (isCanonized) {
this.controller.engagementEvent.record(event, {
result,
element,
selType: "canonized",
searchString: this._lastSearchString,
});
this._loadURL(this.value, event, where, openParams, browser);
return;
}
let { url, postData } = urlOverride
? { url: urlOverride, postData: null }
: lazy.UrlbarUtils.getUrlFromResult(result);
openParams.postData = postData;
switch (result.type) {
case lazy.UrlbarUtils.RESULT_TYPE.URL: {
// Bug 1578856: both the provider and the docshell run heuristics to
// decide how to handle a non-url string, either fixing it to a url, or
// searching for it.
// Some preferences can control the docshell behavior, for example
// if dns_first_for_single_words is true, the docshell looks up the word
// against the dns server, and either loads it as an url or searches for
// it, depending on the lookup result. The provider instead will always
// return a fixed url in this case, because URIFixup is synchronous and
// can't do a synchronous dns lookup. A possible long term solution
// would involve sharing the docshell logic with the provider, along
// with the dns lookup.
// For now, in this specific case, we'll override the result's url
// with the input value, and let it pass through to _loadURL(), and
// finally to the docshell.
// This also means that in some cases the heuristic result will show a
// Visit entry, but the docshell will instead execute a search. It's a
// rare case anyway, most likely to happen for enterprises customizing
// the urifixup prefs.
if (
result.heuristic &&
lazy.UrlbarPrefs.get("browser.fixup.dns_first_for_single_words") &&
lazy.UrlbarUtils.looksLikeSingleWordHost(originalUntrimmedValue)
) {
url = originalUntrimmedValue;
}
break;
}
case lazy.UrlbarUtils.RESULT_TYPE.KEYWORD: {
// If this result comes from a bookmark keyword, let it inherit the
// current document's principal, otherwise bookmarklets would break.
openParams.allowInheritPrincipal = true;
break;
}
case lazy.UrlbarUtils.RESULT_TYPE.TAB_SWITCH: {
if (this.hasAttribute("actionoverride")) {
where = "current";
break;
}
// Keep the searchMode for telemetry since handleRevert sets it to null.
const searchMode = this.searchMode;
this.handleRevert();
let prevTab = this.window.gBrowser.selectedTab;
let loadOpts = {
adoptIntoActiveWindow: lazy.UrlbarPrefs.get(
"switchTabs.adoptIntoActiveWindow"
),
};
// We cache the search string because switching tab may clear it.
let searchString = this._lastSearchString;
this.controller.engagementEvent.record(event, {
result,
element,
searchString,
searchMode,
selType: "tabswitch",
});
let switched = this.window.switchToTabHavingURI(
Services.io.newURI(url),
false,
loadOpts
);
if (switched && prevTab.isEmpty) {
this.window.gBrowser.removeTab(prevTab);
}
if (switched && !this.isPrivate && !result.heuristic) {
// We don't await for this, because a rejection should not interrupt
// the load. Just reportError it.
lazy.UrlbarUtils.addToInputHistory(url, searchString).catch(
console.error
);
}
return;
}
case lazy.UrlbarUtils.RESULT_TYPE.SEARCH: {
if (result.payload.providesSearchMode) {
this.controller.engagementEvent.record(event, {
result,
element,
searchString: this._lastSearchString,
selType: this.controller.engagementEvent.typeFromElement(
result,
element
),
});
this.maybeConfirmSearchModeFromResult({
result,
checkValue: false,
});
return;
}
if (
!this.searchMode &&
result.heuristic &&
// If we asked the DNS earlier, avoid the post-facto check.
!lazy.UrlbarPrefs.get("browser.fixup.dns_first_for_single_words") &&
// TODO (bug 1642623): for now there is no smart heuristic to skip the
// DNS lookup, so any value above 0 will run it.
lazy.UrlbarPrefs.get("dnsResolveSingleWordsAfterSearch") > 0 &&
this.window.gKeywordURIFixup &&
lazy.UrlbarUtils.looksLikeSingleWordHost(originalUntrimmedValue)
) {
// When fixing a single word to a search, the docShell would also
// query the DNS and if resolved ask the user whether they would
// rather visit that as a host. On a positive answer, it adds the host
// to the list that we use to make decisions.
// Because we are directly asking for a search here, bypassing the
// docShell, we need to do the same ourselves.
// See also URIFixupChild.jsm and keyword-uri-fixup.
let fixupInfo = this._getURIFixupInfo(originalUntrimmedValue.trim());
if (fixupInfo) {
this.window.gKeywordURIFixup.check(
this.window.gBrowser.selectedBrowser,
fixupInfo
);
}
}
if (result.payload.inPrivateWindow) {
where = "window";
openParams.private = true;
}
const actionDetails = {
isSuggestion: !!result.payload.suggestion,
isFormHistory:
result.source == lazy.UrlbarUtils.RESULT_SOURCE.HISTORY,
alias: result.payload.keyword,
url,
};
const engine = Services.search.getEngineByName(result.payload.engine);
this._recordSearch(engine, event, actionDetails);
if (!result.payload.inPrivateWindow) {
lazy.UrlbarUtils.addToFormHistory(
this,
result.payload.suggestion || result.payload.query,
engine.name
).catch(console.error);
}
break;
}
case lazy.UrlbarUtils.RESULT_TYPE.TIP: {
let scalarName =
element.classList.contains("urlbarView-button-help") ||
element.dataset.command == "help"
? `${result.payload.type}-help`
: `${result.payload.type}-picked`;
Services.telemetry.keyedScalarAdd("urlbar.tips", scalarName, 1);
if (url) {
break;
}
this.handleRevert();
this.controller.engagementEvent.record(event, {
result,
element,
selType: "tip",
searchString: this._lastSearchString,
});
return;
}
case lazy.UrlbarUtils.RESULT_TYPE.DYNAMIC: {
if (url) {
break;
}
url = result.payload.url;
// Keep the searchMode for telemetry since handleRevert sets it to null.
const searchMode = this.searchMode;
// Do not revert the Urlbar if we're going to navigate. We want the URL
// populated so we can navigate to it.
if (!url || !result.payload.shouldNavigate) {
this.handleRevert();
}
// If we won't be navigating, this is the end of the engagement.
if (!url || !result.payload.shouldNavigate) {
this.controller.engagementEvent.record(event, {
result,
element,
searchMode,
searchString: this._lastSearchString,
selType: this.controller.engagementEvent.typeFromElement(
result,
element
),
});
return;
}
break;
}
case lazy.UrlbarUtils.RESULT_TYPE.OMNIBOX: {
this.controller.engagementEvent.record(event, {
result,
element,
selType: "extension",
searchString: this._lastSearchString,
});
// The urlbar needs to revert to the loaded url when a command is
// handled by the extension.
this.handleRevert();
// We don't directly handle a load when an Omnibox API result is picked,
// instead we forward the request to the WebExtension itself, because
// the value may not even be a url.
// We pass the keyword and content, that actually is the retrieved value
// prefixed by the keyword. ExtensionSearchHandler uses this keyword
// redundancy as a sanity check.
lazy.ExtensionSearchHandler.handleInputEntered(
result.payload.keyword,
result.payload.content,
where
);
return;
}
}
if (!url) {
throw new Error(`Invalid url for result ${JSON.stringify(result)}`);
}
// Record input history but only in non-private windows.
if (!this.isPrivate) {
let input;
if (!result.heuristic) {
input = this._lastSearchString;
} else if (result.autofill?.type == "adaptive") {
input = result.autofill.adaptiveHistoryInput;
}
// `input` may be an empty string, so do a strict comparison here.
if (input !== undefined) {
// We don't await for this, because a rejection should not interrupt
// the load. Just reportError it.
lazy.UrlbarUtils.addToInputHistory(url, input).catch(console.error);
}
}
this.controller.engagementEvent.record(event, {
result,
element,
searchString: this._lastSearchString,
selType: this.controller.engagementEvent.typeFromElement(result, element),
searchSource: this.getSearchSource(event),
});
if (result.payload.sendAttributionRequest) {
lazy.PartnerLinkAttribution.makeRequest({
targetURL: result.payload.url,
source: "urlbar",
campaignID: Services.prefs.getStringPref(
"browser.partnerlink.campaign.topsites"
),
});
if (!this.isPrivate && result.providerName === "UrlbarProviderTopSites") {
// The position is 1-based for telemetry
const position = result.rowIndex + 1;
Services.telemetry.keyedScalarAdd(
SCALAR_CATEGORY_TOPSITES,
`urlbar_${position}`,
1
);
}
}
this._loadURL(
url,
event,
where,
openParams,
{
source: result.source,
type: result.type,
searchTerm: result.payload.suggestion ?? result.payload.query,
},
browser
);
}
/**
* Called by the view when moving through results with the keyboard, and when
* picking a result. This sets the input value to the value of the result and
* invalidates the pageproxystate. It also sets the result that is associated
* with the current input value. If you need to set this result but don't
* want to also set the input value, then use setResultForCurrentValue.
*
* @param {object} options
* Options.
* @param {UrlbarResult} [options.result]
* The result that was selected or picked, null if no result was selected.
* @param {Event} [options.event]
* The event that picked the result.
* @param {string} [options.urlOverride]
* Normally the URL is taken from `result.payload.url`, but if `urlOverride`
* is specified, it's used instead.
* @returns {boolean}
* Whether the value has been canonized
*/
setValueFromResult({ result = null, event = null, urlOverride = null } = {}) {
// Usually this is set by a previous input event, but in certain cases, like
// when opening Top Sites on a loaded page, it wouldn't happen. To avoid
// confusing the user, we always enforce it when a result changes our value.
this.setPageProxyState("invalid", true);
// A previous result may have previewed search mode. If we don't expect that
// we might stay in a search mode of some kind, exit it now.
if (
this.searchMode?.isPreview &&
!result?.payload.providesSearchMode &&
!this.view.oneOffSearchButtons.selectedButton
) {
this.searchMode = null;
}
if (!result) {
// This happens when there's no selection, for example when moving to the
// one-offs search settings button, or to the input field when Top Sites
// are shown; then we must reset the input value.
// Note that for Top Sites the last search string would be empty, thus we
// must restore the last text value.
// Note that unselected autofill results will still arrive in this
// function with a non-null `result`. They are handled below.
this.value = this._lastSearchString || this._valueOnLastSearch;
this.setResultForCurrentValue(result);
return false;
}
// The value setter clobbers the actiontype attribute, so we need this
// helper to restore it afterwards.
const setValueAndRestoreActionType = (value, allowTrim) => {
this._setValue(value, allowTrim);
switch (result.type) {
case lazy.UrlbarUtils.RESULT_TYPE.TAB_SWITCH:
this.setAttribute("actiontype", "switchtab");
break;
case lazy.UrlbarUtils.RESULT_TYPE.OMNIBOX:
this.setAttribute("actiontype", "extension");
break;
}
};
// For autofilled results, the value that should be canonized is not the
// autofilled value but the value that the user typed.
let canonizedUrl = this._maybeCanonizeURL(
event,
result.autofill ? this._lastSearchString : this.value
);
if (canonizedUrl) {
setValueAndRestoreActionType(canonizedUrl, true);
this.setResultForCurrentValue(result);
return true;
}
if (result.autofill) {
this._autofillValue(result.autofill);
}
if (result.payload.providesSearchMode) {
let enteredSearchMode;
// Only preview search mode if the result is selected.
if (this.view.resultIsSelected(result)) {
// Not starting a query means we will only preview search mode.
enteredSearchMode = this.maybeConfirmSearchModeFromResult({
result,
checkValue: false,
startQuery: false,
});
}
if (!enteredSearchMode) {
setValueAndRestoreActionType(this._getValueFromResult(result), true);
this.searchMode = null;
}
this.setResultForCurrentValue(result);
return false;
}
// If the url is trimmed but it's invalid (for example it has an unknown
// single word host, or an unknown domain suffix), trimming
// it would end up executing a search instead of visiting it.
let allowTrim = true;
if (
(urlOverride || result.type == lazy.UrlbarUtils.RESULT_TYPE.URL) &&
lazy.UrlbarPrefs.get("trimURLs")
) {
let url = urlOverride || result.payload.url;
if (url.startsWith(lazy.BrowserUIUtils.trimURLProtocol)) {
let fixupInfo = this._getURIFixupInfo(lazy.BrowserUIUtils.trimURL(url));
if (fixupInfo?.keywordAsSent) {
allowTrim = false;
}
}
}
if (!result.autofill) {
setValueAndRestoreActionType(
this._getValueFromResult(result, urlOverride),
allowTrim
);
}
this.setResultForCurrentValue(result);
// Update placeholder selection and value to the current selected result to
// prevent the on_selectionchange event to detect a "accent-character"
// insertion.
if (!result.autofill && this._autofillPlaceholder) {
this._autofillPlaceholder.value = this.value;
this._autofillPlaceholder.selectionStart = this.value.length;
this._autofillPlaceholder.selectionEnd = this.value.length;
}
return false;
}
/**
* The input keeps track of the result associated with the current input
* value. This result can be set by calling either setValueFromResult or this
* method. Use this method when you need to set the result without also
* setting the input value. This can be the case when either the selection is
* cleared and no other result becomes selected, or when the result is the
* heuristic and we don't want to modify the value the user is typing.
*
* @param {UrlbarResult} result
* The result to associate with the current input value.
*/
setResultForCurrentValue(result) {
this._resultForCurrentValue = result;
}
/**
* Called by the controller when the first result of a new search is received.
* If it's an autofill result, then it may need to be autofilled, subject to a
* few restrictions.
*
* @param {UrlbarResult} result
* The first result.
*/
_autofillFirstResult(result) {
if (!result.autofill) {
return;
}
let isPlaceholderSelected =
this._autofillPlaceholder &&
this.selectionEnd == this._autofillPlaceholder.value.length &&
this.selectionStart == this._lastSearchString.length &&
this._autofillPlaceholder.value
.toLocaleLowerCase()
.startsWith(this._lastSearchString.toLocaleLowerCase());
// Don't autofill if there's already a selection (with one caveat described
// next) or the cursor isn't at the end of the input. But if there is a
// selection and it's the autofill placeholder value, then do autofill.
if (
!isPlaceholderSelected &&
!this._autofillIgnoresSelection &&
(this.selectionStart != this.selectionEnd ||
this.selectionEnd != this._lastSearchString.length)
) {
return;
}
this.setValueFromResult({ result });
}
/**
* Clears displayed autofill values and unsets the autofill placeholder.
*/
#clearAutofill() {
if (!this._autofillPlaceholder) {
return;
}
let currentSelectionStart = this.selectionStart;
let currentSelectionEnd = this.selectionEnd;
// Overriding this value clears the selection.
this.inputField.value = this.value.substring(
0,
this._autofillPlaceholder.selectionStart
);
this._autofillPlaceholder = null;
// Restore selection
this.setSelectionRange(currentSelectionStart, currentSelectionEnd);
}
/**
* Invoked by the controller when the first result is received.
*
* @param {UrlbarResult} firstResult
* The first result received.
* @returns {boolean}
* True if this method canceled the query and started a new one. False
* otherwise.
*/
onFirstResult(firstResult) {
// If the heuristic result has a keyword but isn't a keyword offer, we may
// need to enter search mode.
if (
firstResult.heuristic &&
firstResult.payload.keyword &&
!firstResult.payload.providesSearchMode &&
this.maybeConfirmSearchModeFromResult({
result: firstResult,
entry: "typed",
checkValue: false,
})
) {
return true;
}
// To prevent selection flickering, we apply autofill on input through a
// placeholder, without waiting for results. But, if the first result is
// not an autofill one, the autofill prediction was wrong and we should
// restore the original user typed string.
if (firstResult.autofill) {
this._autofillFirstResult(firstResult);
} else if (
this._autofillPlaceholder &&
// Avoid clobbering added spaces (for token aliases, for example).
!this.value.endsWith(" ")
) {
this._autofillPlaceholder = null;
this._setValue(this.window.gBrowser.userTypedValue, false);
}
return false;
}
/**
* Starts a query based on the current input value.
*
* @param {object} [options]
* Object options
* @param {boolean} [options.allowAutofill]
* Whether or not to allow providers to include autofill results.
* @param {boolean} [options.autofillIgnoresSelection]
* Normally we autofill only if the cursor is at the end of the string,
* if this is set we'll autofill regardless of selection.
* @param {string} [options.searchString]
* The search string. If not given, the current input value is used.
* Otherwise, the current input value must start with this value.
* @param {boolean} [options.resetSearchState]
* If this is the first search of a user interaction with the input, set
* this to true (the default) so that search-related state from the previous
* interaction doesn't interfere with the new interaction. Otherwise set it
* to false so that state is maintained during a single interaction. The
* intended use for this parameter is that it should be set to false when
* this method is called due to input events.
* @param {event} [options.event]
* The user-generated event that triggered the query, if any. If given, we
* will record engagement event telemetry for the query.
*/
startQuery({
allowAutofill = true,
autofillIgnoresSelection = false,
searchString = null,
resetSearchState = true,
event = null,
} = {}) {
if (!searchString) {
searchString =
this.getAttribute("pageproxystate") == "valid" ? "" : this.value;
} else if (!this.value.startsWith(searchString)) {
throw new Error("The current value doesn't start with the search string");
}
if (event) {
this.controller.engagementEvent.start(event, searchString);
}
if (this._suppressStartQuery) {
return;
}
this._autofillIgnoresSelection = autofillIgnoresSelection;
if (resetSearchState) {
this._resetSearchState();
}
this._lastSearchString = searchString;
this._valueOnLastSearch = this.value;
let options = {
allowAutofill,
isPrivate: this.isPrivate,
maxResults: lazy.UrlbarPrefs.get("maxRichResults"),
searchString,
userContextId:
this.window.gBrowser.selectedBrowser.getAttribute("usercontextid"),
currentPage: this.window.gBrowser.currentURI.spec,
formHistoryName: this.formHistoryName,
prohibitRemoteResults:
event &&
lazy.UrlbarUtils.isPasteEvent(event) &&
lazy.UrlbarPrefs.get("maxCharsForSearchSuggestions") <
event.data?.length,
};
if (this.searchMode) {
this.confirmSearchMode();
options.searchMode = this.searchMode;
if (this.searchMode.source) {
options.sources = [this.searchMode.source];
}
}
// TODO (Bug 1522902): This promise is necessary for tests, because some
// tests are not listening for completion when starting a query through
// other methods than startQuery (input events for example).
this.lastQueryContextPromise = this.controller.startQuery(
new lazy.UrlbarQueryContext(options)
);
}
/**
* Sets the input's value, starts a search, and opens the view.
*
* @param {string} value
* The input's value will be set to this value, and the search will
* use it as its query.
* @param {object} [options]
* Object options
* @param {nsISearchEngine} [options.searchEngine]
* Search engine to use when the search is using a known alias.
* @param {UrlbarUtils.SEARCH_MODE_ENTRY} [options.searchModeEntry]
* If provided, we will record this parameter as the search mode entry point
* in Telemetry. Consumers should provide this if they expect their call
* to enter search mode.
* @param {boolean} [options.focus]
* If true, the urlbar will be focused. If false, the focus will remain
* unchanged.
*/
search(value, { searchEngine, searchModeEntry, focus = true } = {}) {
if (focus) {
this.focus();
}
let trimmedValue = value.trim();
let end = trimmedValue.search(lazy.UrlbarTokenizer.REGEXP_SPACES);
let firstToken = end == -1 ? trimmedValue : trimmedValue.substring(0, end);
// Enter search mode if the string starts with a restriction token.
let searchMode = lazy.UrlbarUtils.searchModeForToken(firstToken);
let firstTokenIsRestriction = !!searchMode;
if (!searchMode && searchEngine) {
searchMode = { engineName: searchEngine.name };
firstTokenIsRestriction = searchEngine.aliases.includes(firstToken);
}
if (searchMode) {
searchMode.entry = searchModeEntry;
this.searchMode = searchMode;
if (firstTokenIsRestriction) {
// Remove the restriction token/alias from the string to be searched for
// in search mode.
value = value.replace(firstToken, "");
}
if (lazy.UrlbarTokenizer.REGEXP_SPACES.test(value[0])) {
// If there was a trailing space after the restriction token/alias,
// remove it.
value = value.slice(1);
}
this._revertOnBlurValue = value;
} else if (
Object.values(lazy.UrlbarTokenizer.RESTRICT).includes(firstToken)
) {
this.searchMode = null;
// If the entire value is a restricted token, append a space.
if (Object.values(lazy.UrlbarTokenizer.RESTRICT).includes(value)) {
value += " ";
}
this._revertOnBlurValue = value;
}
this.inputField.value = value;
// Avoid selecting the text if this method is called twice in a row.
this.selectionStart = -1;
// Note: proper IME Composition handling depends on the fact this generates
// an input event, rather than directly invoking the controller; everything
// goes through _on_input, that will properly skip the search until the
// composition is committed. _on_input also skips the search when it's the
// same as the previous search, but we want to allow consecutive searches
// with the same string. So clear _lastSearchString first.
this._lastSearchString = "";
let event = new UIEvent("input", {
bubbles: true,
cancelable: false,
view: this.window,
detail: 0,
});
this.inputField.dispatchEvent(event);
}
/**
* Focus without the focus styles.
* This is used by Activity Stream and about:privatebrowsing for search hand-off.
*/
setHiddenFocus() {
this._hideFocus = true;
if (this.focused) {
this.removeAttribute("focused");
} else {
this.focus();
}
}
/**
* Restore focus styles.
* This is used by Activity Stream and about:privatebrowsing for search hand-off.
*
* @param {Browser} forceSuppressFocusBorder
* Set true to suppress-focus-border attribute if this flag is true.
*/
removeHiddenFocus(forceSuppressFocusBorder = false) {
this._hideFocus = false;
if (this.focused) {
this.setAttribute("focused", "true");
if (forceSuppressFocusBorder) {
this.toggleAttribute("suppress-focus-border", true);
}
}
}
/**
* Gets the search mode for a specific browser instance.
*
* @param {Browser} browser
* The search mode for this browser will be returned.
* @param {boolean} [confirmedOnly]
* Normally, if the browser has both preview and confirmed modes, preview
* mode will be returned since it takes precedence. If this argument is
* true, then only confirmed search mode will be returned, or null if
* search mode hasn't been confirmed.
* @returns {object}
* A search mode object. See setSearchMode documentation. If the browser
* is not in search mode, then null is returned.
*/
getSearchMode(browser, confirmedOnly = false) {
let modes = this._searchModesByBrowser.get(browser);
// Return copies so that callers don't modify the stored values.
if (!confirmedOnly && modes?.preview) {
return { ...modes.preview };
}
if (modes?.confirmed) {
return { ...modes.confirmed };
}
return null;
}
/**
* Sets search mode for a specific browser instance. If the given browser is
* selected, then this will also enter search mode.
*
* @param {object} searchMode
* A search mode object.
* @param {string} searchMode.engineName
* The name of the search engine to restrict to.
* @param {UrlbarUtils.RESULT_SOURCE} searchMode.source
* A result source to restrict to.
* @param {string} searchMode.entry
* How search mode was entered. This is recorded in event telemetry. One of
* the values in UrlbarUtils.SEARCH_MODE_ENTRY.
* @param {boolean} [searchMode.isPreview]
* If true, we will preview search mode. Search mode preview does not record
* telemetry and has slighly different UI behavior. The preview is exited in
* favor of full search mode when a query is executed. False should be
* passed if the caller needs to enter search mode but expects it will not
* be interacted with right away. Defaults to true.
* @param {Browser} browser
* The browser for which to set search mode.
*/
async setSearchMode(searchMode, browser) {
let currentSearchMode = this.getSearchMode(browser);
let areSearchModesSame =
(!currentSearchMode && !searchMode) ||
lazy.ObjectUtils.deepEqual(currentSearchMode, searchMode);
// Exit search mode if the passed-in engine is invalid or hidden.
let engine;
if (searchMode?.engineName) {
if (!Services.search.isInitialized) {
await Services.search.init();
}
engine = Services.search.getEngineByName(searchMode.engineName);
if (!engine || engine.hidden) {
searchMode = null;
}
}
let { engineName, source, entry, isPreview = true } = searchMode || {};
searchMode = null;
if (engineName) {
searchMode = {
engineName,
isGeneralPurposeEngine: engine.isGeneralPurposeEngine,
};
if (source) {
searchMode.source = source;
} else if (searchMode.isGeneralPurposeEngine) {
// History results for general-purpose search engines are often not
// useful, so we hide them in search mode. See bug 1658646 for
// discussion.
searchMode.source = lazy.UrlbarUtils.RESULT_SOURCE.SEARCH;
}
} else if (source) {
let sourceName = lazy.UrlbarUtils.getResultSourceName(source);
if (sourceName) {
searchMode = { source };
} else {
console.error(`Unrecognized source: ${source}`);
}
}
if (searchMode) {
searchMode.isPreview = isPreview;
if (lazy.UrlbarUtils.SEARCH_MODE_ENTRY.has(entry)) {
searchMode.entry = entry;
} else {
// If we see this value showing up in telemetry, we should review
// search mode's entry points.
searchMode.entry = "other";
}
// Add the search mode to the map.
if (!searchMode.isPreview) {
this._searchModesByBrowser.set(browser, {
confirmed: searchMode,
});
} else {
let modes = this._searchModesByBrowser.get(browser) || {};
modes.preview = searchMode;
this._searchModesByBrowser.set(browser, modes);
}
} else {
this._searchModesByBrowser.delete(browser);
}
// Enter search mode if the browser is selected.
if (browser == this.window.gBrowser.selectedBrowser) {
this._updateSearchModeUI(searchMode);
if (searchMode) {
// Set userTypedValue to the query string so that it's properly restored
// when switching back to the current tab and across sessions.
this.window.gBrowser.userTypedValue = this.untrimmedValue;
this.valueIsTyped = true;
if (!searchMode.isPreview && !areSearchModesSame) {
try {
lazy.BrowserSearchTelemetry.recordSearchMode(searchMode);
} catch (ex) {
console.error(ex);
}
}
}
}
}
/**
* Restores the current browser search mode from a previously stored state.
*/
restoreSearchModeState() {
let modes = this._searchModesByBrowser.get(
this.window.gBrowser.selectedBrowser
);
this.searchMode = modes?.confirmed;
}
/**
* Enters search mode with the default engine.
*/
searchModeShortcut() {
// We restrict to search results when entering search mode from this
// shortcut to honor historical behaviour.
this.searchMode = {
source: lazy.UrlbarUtils.RESULT_SOURCE.SEARCH,
engineName: lazy.UrlbarSearchUtils.getDefaultEngine(this.isPrivate)?.name,
entry: "shortcut",
};
// The searchMode setter clears the input if pageproxystate is valid, so
// we know at this point this.value will either be blank or the user's
// typed string.
this.search(this.value);
this.select();
}
/**
* Confirms the current search mode.
*/
confirmSearchMode() {
let searchMode = this.searchMode;
if (searchMode?.isPreview) {
searchMode.isPreview = false;
this.searchMode = searchMode;
// Unselect the one-off search button to ensure UI consistency.
this.view.oneOffSearchButtons.selectedButton = null;
}
}
// Getters and Setters below.
get editor() {
return this.inputField.editor;
}
get focused() {
return this.document.activeElement == this.inputField;
}
get goButton() {
return this.querySelector("#urlbar-go-button");
}
get value() {
return this.inputField.value;
}
get untrimmedValue() {
return this._untrimmedValue;
}
set value(val) {
this._setValue(val, true);
}
get lastSearchString() {
return this._lastSearchString;
}
get searchMode() {
return this.getSearchMode(this.window.gBrowser.selectedBrowser);
}
set searchMode(searchMode) {
this.setSearchMode(searchMode, this.window.gBrowser.selectedBrowser);
}
async updateLayoutBreakout() {
if (!this._toolbar) {
// Expanding requires a parent toolbar.
return;
}
if (this.document.fullscreenElement) {
// Toolbars are hidden in DOM fullscreen mode, so we can't get proper
// layout information and need to retry after leaving that mode.
this.window.addEventListener(
"fullscreen",
() => {
this.updateLayoutBreakout();
},
{ once: true }
);
return;
}
await this._updateLayoutBreakoutDimensions();
}
startLayoutExtend() {
// Do not expand if:
// The Urlbar does not support being expanded or it is already expanded
if (
!this.hasAttribute("breakout") ||
this.hasAttribute("breakout-extend")
) {
return;
}
if (!this.view.isOpen) {
return;
}
if (Cu.isInAutomation) {
if (lazy.UrlbarPrefs.get("disableExtendForTests")) {
this.setAttribute("breakout-extend-disabled", "true");
return;
}
this.removeAttribute("breakout-extend-disabled");
}
this._toolbar.setAttribute("urlbar-exceeds-toolbar-bounds", "true");
this.setAttribute("breakout-extend", "true");
// Enable the animation only after the first extend call to ensure it
// doesn't run when opening a new window.
if (!this.hasAttribute("breakout-extend-animate")) {
this.window.promiseDocumentFlushed(() => {
this.window.requestAnimationFrame(() => {
this.setAttribute("breakout-extend-animate", "true");
});
});
}
}
endLayoutExtend() {
// If reduce motion is enabled, we want to collapse the Urlbar here so the
// user sees only sees two states: not expanded, and expanded with the view
// open.
if (!this.hasAttribute("breakout-extend") || this.view.isOpen) {
return;
}
this.removeAttribute("breakout-extend");
this._toolbar.removeAttribute("urlbar-exceeds-toolbar-bounds");
}
/**
* Updates the user interface to indicate whether the URI in the address bar
* is different than the loaded page, because it's being edited or because a
* search result is currently selected and is displayed in the location bar.
*
* @param {string} state
* The string "valid" indicates that the security indicators and other
* related user interface elments should be shown because the URI in
* the location bar matches the loaded page. The string "invalid"
* indicates that the URI in the location bar is different than the
* loaded page.
* @param {boolean} [updatePopupNotifications]
* Indicates whether we should update the PopupNotifications
* visibility due to this change, otherwise avoid doing so as it is
* being handled somewhere else.
*/
setPageProxyState(state, updatePopupNotifications) {
let prevState = this.getAttribute("pageproxystate");
this.setAttribute("pageproxystate", state);
this._inputContainer.setAttribute("pageproxystate", state);
this._identityBox.setAttribute("pageproxystate", state);
if (state == "valid") {
this._lastValidURLStr = this.value;
}
if (
updatePopupNotifications &&
prevState != state &&
this.window.UpdatePopupNotificationsVisibility
) {
this.window.UpdatePopupNotificationsVisibility();
}
}
/**
* When switching tabs quickly, TabSelect sometimes happens before
* _adjustFocusAfterTabSwitch and due to the focus still being on the old
* tab, we end up flickering the results pane briefly.
*/
afterTabSwitchFocusChange() {
this._gotFocusChange = true;
this._afterTabSelectAndFocusChange();
}
/**
* Confirms search mode and starts a new search if appropriate for the given
* result. See also _searchModeForResult.
*
* @param {object} options
* Options object.
* @param {string} options.entry
* The search mode entry point. See setSearchMode documentation for details.
* @param {UrlbarResult} [options.result]
* The result to confirm. Defaults to the currently selected result.
* @param {boolean} [options.checkValue]
* If true, the trimmed input value must equal the result's keyword in order
* to enter search mode.
* @param {boolean} [options.startQuery]
* If true, start a query after entering search mode. Defaults to true.
* @returns {boolean}
* True if we entered search mode and false if not.
*/
maybeConfirmSearchModeFromResult({
entry,
result = this._resultForCurrentValue,
checkValue = true,
startQuery = true,
}) {
if (
!result ||
(checkValue && this.value.trim() != result.payload.keyword?.trim())
) {
return false;
}
let searchMode = this._searchModeForResult(result, entry);
if (!searchMode) {
return false;
}
this.searchMode = searchMode;
let value = result.payload.query?.trimStart() || "";
this._setValue(value, false);
if (startQuery) {
this.startQuery({ allowAutofill: false });
}
return true;
}
observe(subject, topic, data) {
switch (topic) {
case lazy.SearchUtils.TOPIC_ENGINE_MODIFIED: {
switch (data) {
case lazy.SearchUtils.MODIFIED_TYPE.CHANGED:
case lazy.SearchUtils.MODIFIED_TYPE.REMOVED: {
let searchMode = this.searchMode;
let engine = subject.QueryInterface(Ci.nsISearchEngine);
if (searchMode?.engineName == engine.name) {
// Exit search mode if the current search mode engine was removed.
this.searchMode = searchMode;
}
break;
}
}
break;
}
}
}
/**
* Get search source.
*
* @param {Event} event
* The event that triggered this query.
* @returns {string}
* The source name.
*/
getSearchSource(event) {
if (this._isHandoffSession) {
return "urlbar-handoff";
}
const isOneOff = this.view.oneOffSearchButtons.eventTargetIsAOneOff(event);
if (this.searchMode && !isOneOff) {
// Without checking !isOneOff, we might record the string
// oneoff_urlbar-searchmode in the SEARCH_COUNTS probe (in addition to
// oneoff_urlbar and oneoff_searchbar). The extra information is not
// necessary; the intent is the same regardless of whether the user is
// in search mode when they do a key-modified click/enter on a one-off.
return "urlbar-searchmode";
}
if (this.window.gBrowser.selectedBrowser.searchTerms && !isOneOff) {
return "urlbar-persisted";
}
return "urlbar";
}
// Private methods below.
_addObservers() {
Services.obs.addObserver(
this,
lazy.SearchUtils.TOPIC_ENGINE_MODIFIED,
true
);
}
_getURIFixupInfo(searchString) {
let flags =
Ci.nsIURIFixup.FIXUP_FLAG_FIX_SCHEME_TYPOS |
Ci.nsIURIFixup.FIXUP_FLAG_ALLOW_KEYWORD_LOOKUP;
if (this.isPrivate) {
flags |= Ci.nsIURIFixup.FIXUP_FLAG_PRIVATE_CONTEXT;
}
try {
return Services.uriFixup.getFixupURIInfo(searchString, flags);
} catch (ex) {
console.error(
`An error occured while trying to fixup "${searchString}"`,
ex
);
}
return null;
}
_afterTabSelectAndFocusChange() {
// We must have seen both events to proceed safely.
if (!this._gotFocusChange || !this._gotTabSelect) {
return;
}
this._gotFocusChange = this._gotTabSelect = false;
this.formatValue();
this._resetSearchState();
// Switching tabs doesn't always change urlbar focus, so we must try to
// reopen here too, not just on focus.
// We don't use the original TabSelect event because caching it causes
// leaks on MacOS.
if (this.view.autoOpen({ event: new CustomEvent("tabswitch") })) {
return;
}
// The input may retain focus when switching tabs in which case we
// need to close the view explicitly.
this.view.close();
}
async _updateLayoutBreakoutDimensions() {
// When this method gets called a second time before the first call
// finishes, we need to disregard the first one.
let updateKey = {};
this._layoutBreakoutUpdateKey = updateKey;
this.removeAttribute("breakout");
this.textbox.parentNode.removeAttribute("breakout");
await this.window.promiseDocumentFlushed(() => {});
await new Promise(resolve => {
this.window.requestAnimationFrame(() => {
if (this._layoutBreakoutUpdateKey != updateKey) {
return;
}
this.textbox.parentNode.style.setProperty(
"--urlbar-container-height",
px(getBoundsWithoutFlushing(this.textbox.parentNode).height)
);
this.textbox.style.setProperty(
"--urlbar-height",
px(getBoundsWithoutFlushing(this.textbox).height)
);
this.textbox.style.setProperty(
"--urlbar-toolbar-height",
px(getBoundsWithoutFlushing(this._toolbar).height)
);
this.setAttribute("breakout", "true");
this.textbox.parentNode.setAttribute("breakout", "true");
resolve();
});
});
}
_setValue(val, allowTrim) {
// Don't expose internal about:reader URLs to the user.
let originalUrl = lazy.ReaderMode.getOriginalUrlObjectForDisplay(val);
if (originalUrl) {
val = originalUrl.displaySpec;
}
this._untrimmedValue = val;
if (allowTrim) {
val = this._trimValue(val);
}
this.valueIsTyped = false;
this._resultForCurrentValue = null;
this.inputField.value = val;
this.formatValue();
this.removeAttribute("actiontype");
// Dispatch ValueChange event for accessibility.
let event = this.document.createEvent("Events");
event.initEvent("ValueChange", true, true);
this.inputField.dispatchEvent(event);
return val;
}
_getValueFromResult(result, urlOverride = null) {
switch (result.type) {
case lazy.UrlbarUtils.RESULT_TYPE.KEYWORD:
return result.payload.input;
case lazy.UrlbarUtils.RESULT_TYPE.SEARCH: {
let value = "";
if (result.payload.keyword) {
value += result.payload.keyword + " ";
}
value += result.payload.suggestion || result.payload.query;
return value;
}
case lazy.UrlbarUtils.RESULT_TYPE.OMNIBOX:
return result.payload.content;
case lazy.UrlbarUtils.RESULT_TYPE.DYNAMIC:
return result.payload.input || "";
}
if (urlOverride === "") {
// Allow callers to clear the input.
return "";
}
try {
let uri = Services.io.newURI(urlOverride || result.payload.url);
if (uri) {
return losslessDecodeURI(uri);
}
} catch (ex) {}
return "";
}
/**
* Resets some state so that searches from the user's previous interaction
* with the input don't interfere with searches from a new interaction.
*/
_resetSearchState() {
this._lastSearchString = this.value;
this._autofillPlaceholder = null;
}
/**
* Autofills the autofill placeholder string if appropriate, and determines
* whether autofill should be allowed for the new search started by an input
* event.
*
* @param {string} value
* The new search string.
* @returns {boolean}
* Whether autofill should be allowed in the new search.
*/
_maybeAutofillPlaceholder(value) {
// We allow autofill in local but not remote search modes.
let allowAutofill =
this.selectionEnd == value.length &&
!this.searchMode?.engineName &&
this.searchMode?.source != lazy.UrlbarUtils.RESULT_SOURCE.SEARCH;
if (!allowAutofill) {
this.#clearAutofill();
return false;
}
// Determine whether we can autofill the placeholder. The placeholder is a
// value that we autofill now, when the search starts and before we wait on
// its first result, in order to prevent a flicker in the input caused by
// the previous autofilled substring disappearing and reappearing when the
// first result arrives. Of course we can only autofill the placeholder if
// it starts with the new search string, and we shouldn't autofill anything
// if the caret isn't at the end of the input.
let canAutofillPlaceholder = false;
if (this._autofillPlaceholder) {
if (this._autofillPlaceholder.type == "adaptive") {
canAutofillPlaceholder =
value.length >=
this._autofillPlaceholder.adaptiveHistoryInput.length &&
this._autofillPlaceholder.value
.toLocaleLowerCase()
.startsWith(value.toLocaleLowerCase());
} else {
canAutofillPlaceholder = lazy.UrlbarUtils.canAutofillURL(
this._autofillPlaceholder.value,
value
);
}
}
if (!canAutofillPlaceholder) {
this._autofillPlaceholder = null;
} else if (
this._autofillPlaceholder &&
this.selectionEnd == this.value.length &&
this._enableAutofillPlaceholder
) {
let autofillValue =
value + this._autofillPlaceholder.value.substring(value.length);
this._autofillValue({
value: autofillValue,
selectionStart: value.length,
selectionEnd: autofillValue.length,
type: this._autofillPlaceholder.type,
adaptiveHistoryInput: this._autofillPlaceholder.adaptiveHistoryInput,
});
}
return true;
}
_checkForRtlText(value) {
let directionality = this.window.windowUtils.getDirectionFromText(value);
if (directionality == this.window.windowUtils.DIRECTION_RTL) {
return true;
}
return false;
}
/**
* Invoked on overflow/underflow/scrollend events to update attributes
* related to the input text directionality. Overflow fade masks use these
* attributes to appear at the proper side of the urlbar.
*/
updateTextOverflow() {
if (!this._overflowing) {
this.removeAttribute("textoverflow");
return;
}
let isRTL =
this.getAttribute("domaindir") === "rtl" &&
this._checkForRtlText(this.value);
this.window.promiseDocumentFlushed(() => {
// Check overflow again to ensure it didn't change in the meanwhile.
let input = this.inputField;
if (input && this._overflowing) {
// Normally we would overflow at the final side of text direction,
// though RTL domains may cause us to overflow at the opposite side.
// This happens dynamically as a consequence of the input field contents
// and the call to _ensureFormattedHostVisible, this code only reports
// the final state of all that scrolling into an attribute, because
// there's no other way to capture this in css.
// Note it's also possible to scroll an unfocused input field using
// SHIFT + mousewheel on Windows, or with just the mousewheel / touchpad
// scroll (without modifiers) on Mac.
let side = "both";
if (isRTL) {
if (input.scrollLeft == 0) {
side = "left";
} else if (input.scrollLeft == input.scrollLeftMin) {
side = "right";
}
} else if (input.scrollLeft == 0) {
side = "right";
} else if (input.scrollLeft == input.scrollLeftMax) {
side = "left";
}
this.window.requestAnimationFrame(() => {
// And check once again, since we might have stopped overflowing
// since the promiseDocumentFlushed callback fired.
if (this._overflowing) {
this.setAttribute("textoverflow", side);
}
});
}
});
}
_updateUrlTooltip() {
if (this.focused || !this._overflowing) {
this.inputField.removeAttribute("title");
} else {
this.inputField.setAttribute("title", this.untrimmedValue);
}
}
_getSelectedValueForClipboard() {
let selection = this.editor.selection;
const flags =
Ci.nsIDocumentEncoder.OutputPreformatted |
Ci.nsIDocumentEncoder.OutputRaw;
let selectedVal = selection.toStringWithFormat("text/plain", flags, 0);
// Handle multiple-range selection as a string for simplicity.
if (selection.rangeCount > 1) {
return selectedVal;
}
// If the selection doesn't start at the beginning or doesn't span the
// full domain or the URL bar is modified or there is no text at all,
// nothing else to do here.
if (this.selectionStart > 0 || this.valueIsTyped || selectedVal == "") {
return selectedVal;
}
// The selection doesn't span the full domain if it doesn't contain a slash and is
// followed by some character other than a slash.
if (!selectedVal.includes("/")) {
let remainder = this.value.replace(selectedVal, "");
if (remainder != "" && remainder[0] != "/") {
return selectedVal;
}
}
let uri;
if (this.getAttribute("pageproxystate") == "valid") {
uri = this.window.gBrowser.currentURI;
} else {
// The value could be:
// 1. a trimmed url, set by selecting a result
// 2. a search string set by selecting a result
// 3. a url that was confirmed but didn't finish loading yet
// If it's an url the untrimmedValue should resolve to a valid URI,
// otherwise it's a search string that should be copied as-is.
// If the copied text is that autofilled value, return the url including
// the protocol from its suggestion.
let result = this.view.getResultAtIndex(0);
if (result?.autofill?.value == selectedVal) {
return result.payload.url;
}
try {
uri = Services.io.newURI(this._untrimmedValue);
} catch (ex) {
return selectedVal;
}
}
uri = this.makeURIReadable(uri);
let displaySpec = uri.displaySpec;
// If the entire URL is selected, just use the actual loaded URI,
// unless we want a decoded URI, or it's a data: or javascript: URI,
// since those are hard to read when encoded.
if (
this.value == selectedVal &&
!uri.schemeIs("javascript") &&
!uri.schemeIs("data") &&
!lazy.UrlbarPrefs.get("decodeURLsOnCopy")
) {
return displaySpec;
}
// Just the beginning of the URL is selected, or we want a decoded
// url. First check for a trimmed value.
if (
!selectedVal.startsWith(lazy.BrowserUIUtils.trimURLProtocol) &&
// Note _trimValue may also trim a trailing slash, thus we can't just do
// a straight string compare to tell if the protocol was trimmed.
!displaySpec.startsWith(this._trimValue(displaySpec))
) {
selectedVal = lazy.BrowserUIUtils.trimURLProtocol + selectedVal;
}
// If selection starts from the beginning and part or all of the URL
// is selected, we check for decoded characters and encode them.
// Unless decodeURLsOnCopy is set. Do not encode data: URIs.
if (!lazy.UrlbarPrefs.get("decodeURLsOnCopy") && !uri.schemeIs("data")) {
try {
new URL(selectedVal);
// Use encodeURI instead of URL.href because we don't want
// trailing slash.
selectedVal = encodeURI(selectedVal);
} catch (ex) {
// URL is invalid. Return original selected value.
}
}
return selectedVal;
}
_toggleActionOverride(event) {
// Ignore repeated KeyboardEvents.
if (event.repeat) {
return;
}
if (
event.keyCode == KeyEvent.DOM_VK_SHIFT ||
event.keyCode == KeyEvent.DOM_VK_ALT ||
event.keyCode ==
(AppConstants.platform == "macosx"
? KeyEvent.DOM_VK_META
: KeyEvent.DOM_VK_CONTROL)
) {
if (event.type == "keydown") {
this._actionOverrideKeyCount++;
this.setAttribute("actionoverride", "true");
this.view.panel.setAttribute("actionoverride", "true");
} else if (
this._actionOverrideKeyCount &&
--this._actionOverrideKeyCount == 0
) {
this._clearActionOverride();
}
}
}
_clearActionOverride() {
this._actionOverrideKeyCount = 0;
this.removeAttribute("actionoverride");
this.view.panel.removeAttribute("actionoverride");
}
/**
* Get the url to load for the search query and records in telemetry that it
* is being loaded.
*
* @param {nsISearchEngine} engine
* The engine to generate the query for.
* @param {Event} event
* The event that triggered this query.
* @param {object} searchActionDetails
* The details associated with this search query.
* @param {boolean} searchActionDetails.isSuggestion
* True if this query was initiated from a suggestion from the search engine.
* @param {boolean} searchActionDetails.alias
* True if this query was initiated via a search alias.
* @param {boolean} searchActionDetails.isFormHistory
* True if this query was initiated from a form history result.
* @param {string} searchActionDetails.url
* The url this query was triggered with.
*/
_recordSearch(engine, event, searchActionDetails = {}) {
const isOneOff = this.view.oneOffSearchButtons.eventTargetIsAOneOff(event);
lazy.BrowserSearchTelemetry.recordSearch(
this.window.gBrowser.selectedBrowser,
engine,
this.getSearchSource(event),
{
...searchActionDetails,
isOneOff,
newtabSessionId: this._handoffSession,
}
);
}
/**
* Shortens the given value, usually by removing http:// and trailing slashes.
*
* @param {string} val
* The string to be trimmed if it appears to be URI
* @returns {string}
* The trimmed string
*/
_trimValue(val) {
let trimmedValue = lazy.UrlbarPrefs.get("trimURLs")
? lazy.BrowserUIUtils.trimURL(val)
: val;
// Only trim value if the directionality doesn't change to RTL.
return this.window.windowUtils.getDirectionFromText(trimmedValue) ==
this.window.windowUtils.DIRECTION_RTL
? val
: trimmedValue;
}
/**
* If appropriate, this prefixes a search string with 'www.' and suffixes it
* with browser.fixup.alternate.suffix prior to navigating.
*
* @param {Event} event
* The event that triggered this query.
* @param {string} value
* The search string that should be canonized.
* @returns {string}
* Returns the canonized URL if available and null otherwise.
*/
_maybeCanonizeURL(event, value) {
// Only add the suffix when the URL bar value isn't already "URL-like",
// and only if we get a keyboard event, to match user expectations.
if (
!KeyboardEvent.isInstance(event) ||
event._disableCanonization ||
!event.ctrlKey ||
!lazy.UrlbarPrefs.get("ctrlCanonizesURLs") ||
!/^\s*[^.:\/\s]+(?:\/.*|\s*)$/i.test(value)
) {
return null;
}
let suffix = Services.prefs.getCharPref("browser.fixup.alternate.suffix");
if (!suffix.endsWith("/")) {
suffix += "/";
}
// trim leading/trailing spaces (bug 233205)
value = value.trim();
// Tack www. and suffix on. If user has appended directories, insert
// suffix before them (bug 279035). Be careful not to get two slashes.
let firstSlash = value.indexOf("/");
if (firstSlash >= 0) {
value =
value.substring(0, firstSlash) +
suffix +
value.substring(firstSlash + 1);
} else {
value = value + suffix;
}
try {
const info = Services.uriFixup.getFixupURIInfo(
value,
Ci.nsIURIFixup.FIXUP_FLAG_FORCE_ALTERNATE_URI
);
value = info.fixedURI.spec;
} catch (ex) {
console.error(`An error occured while trying to fixup "${value}"`, ex);
}
this.value = value;
return value;
}
/**
* Autofills a value into the input. The value will be autofilled regardless
* of the input's current value.
*
* @param {object} options
* The options object.
* @param {string} options.value
* The value to autofill.
* @param {integer} options.selectionStart
* The new selectionStart.
* @param {integer} options.selectionEnd
* The new selectionEnd.
* @param {"origin" | "url" | "adaptive"} options.type
* The autofill type, one of: "origin", "url", "adaptive"
* @param {string} options.adaptiveHistoryInput
* If the autofill type is "adaptive", this is the matching `input` value
* from adaptive history.
*/
_autofillValue({
value,
selectionStart,
selectionEnd,
type,
adaptiveHistoryInput,
}) {
// The autofilled value may be a URL that includes a scheme at the
// beginning. Do not allow it to be trimmed.
this._setValue(value, false);
this.inputField.setSelectionRange(selectionStart, selectionEnd);
this._autofillPlaceholder = {
value,
type,
adaptiveHistoryInput,
selectionStart,
selectionEnd,
};
}
/**
* Loads the url in the appropriate place.
*
* @param {string} url
* The URL to open.
* @param {Event} event
* The event that triggered to load the url.
* @param {string} openUILinkWhere
* Where we expect the result to be opened.
* @param {object} params
* The parameters related to how and where the result will be opened.
* Further supported paramters are listed in utilityOverlay.js#openUILinkIn.
* @param {object} params.triggeringPrincipal
* The principal that the action was triggered from.
* @param {nsIInputStream} [params.postData]
* The POST data associated with a search submission.
* @param {boolean} [params.allowInheritPrincipal]
* Whether the principal can be inherited.
* @param {object} [resultDetails]
* Details of the selected result, if any.
* @param {UrlbarUtils.RESULT_TYPE} [resultDetails.type]
* Details of the result type, if any.
* @param {string} [resultDetails.searchTerm]
* Search term of the result source, if any.
* @param {UrlbarUtils.RESULT_SOURCE} [resultDetails.source]
* Details of the result source, if any.
* @param {object} browser [optional] the browser to use for the load.
*/
_loadURL(
url,
event,
openUILinkWhere,
params,
resultDetails = null,
browser = this.window.gBrowser.selectedBrowser
) {
// No point in setting these because we'll handleRevert() a few rows below.
if (openUILinkWhere == "current") {
this.value =
lazy.UrlbarPrefs.get("showSearchTermsFeatureGate") &&
lazy.UrlbarPrefs.get("showSearchTerms.enabled") &&
resultDetails?.searchTerm
? resultDetails.searchTerm
: url;
browser.userTypedValue = this.value;
}
// No point in setting this if we are loading in a new window.
if (
openUILinkWhere != "window" &&
this.window.gInitialPages.includes(url)
) {
browser.initialPageLoadedFromUserAction = url;
}
try {
lazy.UrlbarUtils.addToUrlbarHistory(url, this.window);
} catch (ex) {
// Things may go wrong when adding url to session history,
// but don't let that interfere with the loading of the url.
console.error(ex);
}
// TODO: When bug 1498553 is resolved, we should be able to
// remove the !triggeringPrincipal condition here.
if (
!params.triggeringPrincipal ||
params.triggeringPrincipal.isSystemPrincipal
) {
// Reset DOS mitigations for the basic auth prompt.
delete browser.authPromptAbuseCounter;
// Reset temporary permissions on the current tab if the user reloads
// the tab via the urlbar.
if (
openUILinkWhere == "current" &&
browser.currentURI &&
url === browser.currentURI.spec
) {
this.window.SitePermissions.clearTemporaryBlockPermissions(browser);
}
}
params.allowThirdPartyFixup = true;
if (openUILinkWhere == "current") {
params.targetBrowser = browser;
params.indicateErrorPageLoad = true;
params.allowPinnedTabHostChange = true;
params.allowPopups = url.startsWith("javascript:");
} else {
params.initiatingDoc = this.window.document;
}
if (
this._keyDownEnterDeferred &&
event?.keyCode === KeyEvent.DOM_VK_RETURN &&
openUILinkWhere === "current"
) {
// In this case, we move the focus to the browser that loads the content
// upon key up the enter key.
// To do it, send avoidBrowserFocus flag to openTrustedLinkIn() to avoid
// focusing on the browser in the function. And also, set loadedContent
// flag that whether the content is loaded in the current tab by this enter
// key. _keyDownEnterDeferred promise is processed at key up the enter,
// focus on the browser passed by _keyDownEnterDeferred.resolve().
params.avoidBrowserFocus = true;
this._keyDownEnterDeferred.loadedContent = true;
this._keyDownEnterDeferred.resolve(browser);
}
// Ensure the window gets the `private` feature if the current window
// is private, unless the caller explicitly requested not to.
if (this.isPrivate && !("private" in params)) {
params.private = true;
}
// Focus the content area before triggering loads, since if the load
// occurs in a new tab, we want focus to be restored to the content
// area when the current tab is re-selected.
if (!params.avoidBrowserFocus) {
browser.focus();
// Make sure the domain name stays visible for spoof protection and usability.
this.inputField.setSelectionRange(0, 0);
}
if (openUILinkWhere != "current") {
this.handleRevert();
}
// Notify about the start of navigation.
this._notifyStartNavigation(resultDetails);
try {
this.window.openTrustedLinkIn(url, openUILinkWhere, params);
} catch (ex) {
// This load can throw an exception in certain cases, which means
// we'll want to replace the URL with the loaded URL:
if (ex.result != Cr.NS_ERROR_LOAD_SHOWED_ERRORPAGE) {
this.handleRevert();
}
}
// If we show the focus border after closing the view, it would appear to
// flash since this._on_blur would remove it immediately after.
this.view.close({ showFocusBorder: false });
}
/**
* Determines where a URL/page should be opened.
*
* @param {Event} event the event triggering the opening.
* @returns {"current" | "tabshifted" | "tab" | "save" | "window"}
*/
_whereToOpen(event) {
let isKeyboardEvent = KeyboardEvent.isInstance(event);
let reuseEmpty = isKeyboardEvent;
let where = undefined;
if (
isKeyboardEvent &&
(event.altKey || event.getModifierState("AltGraph"))
) {
// We support using 'alt' to open in a tab, because ctrl/shift
// might be used for canonizing URLs:
where = event.shiftKey ? "tabshifted" : "tab";
} else if (
isKeyboardEvent &&
event.ctrlKey &&
lazy.UrlbarPrefs.get("ctrlCanonizesURLs")
) {
// If we're allowing canonization, and this is a key event with ctrl
// pressed, open in current tab to allow ctrl-enter to canonize URL.
where = "current";
} else {
where = this.window.whereToOpenLink(event, false, false);
}
if (lazy.UrlbarPrefs.get("openintab")) {
if (where == "current") {
where = "tab";
} else if (where == "tab") {
where = "current";
}
reuseEmpty = true;
}
if (
where == "tab" &&
reuseEmpty &&
this.window.gBrowser.selectedTab.isEmpty
) {
where = "current";
}
return where;
}
_initCopyCutController() {
this._copyCutController = new CopyCutController(this);
this.inputField.controllers.insertControllerAt(0, this._copyCutController);
}
/**
* Searches the context menu for the location of a specific command.
*
* @param {string} menuItemCommand
* The command to search for.
* @returns {string}
* Html element that matches the command or
* the last element if we could not find the command.
*/
#findMenuItemLocation(menuItemCommand) {
let inputBox = this.querySelector("moz-input-box");
let contextMenu = inputBox.menupopup;
let insertLocation = contextMenu.firstElementChild;
// find the location of the command
while (
insertLocation.nextElementSibling &&
insertLocation.getAttribute("cmd") != menuItemCommand
) {
insertLocation = insertLocation.nextElementSibling;
}
return insertLocation;
}
/**
* Strips known tracking query parameters/ link decorators.
*
* @returns {nsIURI|null}
* The stripped URI or null
*/
#stripURI() {
let copyString = this._getSelectedValueForClipboard();
if (!copyString) {
return null;
}
let strippedURI = null;
// throws if the selected string is not a valid URI
try {
let uri = Services.io.newURI(copyString);
strippedURI = lazy.QueryStringStripper.stripForCopyOrShare(uri);
} catch (e) {
console.debug(`stripURI: ${e.message}`);
return null;
}
if (strippedURI) {
return this.makeURIReadable(strippedURI);
}
return null;
}
// The strip-on-share feature will strip known tracking/decorational
// query params from the URI and copy the stripped version to the clipboard.
_initStripOnShare() {
let contextMenu = this.querySelector("moz-input-box").menupopup;
let insertLocation = this.#findMenuItemLocation("cmd_copy");
if (!insertLocation.getAttribute("cmd") == "cmd_copy") {
return;
}
// set up the menu item
let stripOnShare = this.document.createXULElement("menuitem");
this.document.l10n.setAttributes(
stripOnShare,
"text-action-strip-on-share"
);
stripOnShare.setAttribute("anonid", "strip-on-share");
stripOnShare.id = "strip-on-share";
insertLocation.insertAdjacentElement("afterend", stripOnShare);
// register listener that returns the stripped version of the url
stripOnShare.addEventListener("command", () => {
let strippedURI = this.#stripURI();
if (!strippedURI) {
// If there is nothing to strip the menu item should not have been visible.
// We might end up here if there was an unexpected URI change.
console.warn("StripOnShare: Unexpected null value.");
return;
}
lazy.ClipboardHelper.copyString(strippedURI.displaySpec);
});
// register a listener that hides the menu item if there is nothing to copy or nothing to strip.
contextMenu.addEventListener("popupshowing", () => {
// feature is not enabled
if (!lazy.QUERY_STRIPPING_STRIP_ON_SHARE) {
stripOnShare.setAttribute("hidden", true);
return;
}
let controller =
this.document.commandDispatcher.getControllerForCommand("cmd_copy");
// url bar is empty
if (!controller.isCommandEnabled("cmd_copy")) {
stripOnShare.setAttribute("hidden", true);
return;
}
// nothing to strip/selection is not a valid url
if (!this.#stripURI()) {
stripOnShare.setAttribute("hidden", true);
return;
}
stripOnShare.setAttribute("hidden", false);
});
}
_initPasteAndGo() {
let inputBox = this.querySelector("moz-input-box");
let contextMenu = inputBox.menupopup;
let insertLocation = this.#findMenuItemLocation("cmd_paste");
if (!insertLocation) {
return;
}
let pasteAndGo = this.document.createXULElement("menuitem");
pasteAndGo.id = "paste-and-go";
let label = Services.strings
.createBundle("chrome://browser/locale/browser.properties")
.GetStringFromName("pasteAndGo.label");
pasteAndGo.setAttribute("label", label);
pasteAndGo.setAttribute("anonid", "paste-and-go");
pasteAndGo.addEventListener("command", () => {
this._suppressStartQuery = true;
this.select();
this.window.goDoCommand("cmd_paste");
this.setResultForCurrentValue(null);
this.controller.clearLastQueryContextCache();
this.handleCommand();
this._suppressStartQuery = false;
});
contextMenu.addEventListener("popupshowing", () => {
// Close the results pane when the input field contextual menu is open,
// because paste and go doesn't want a result selection.
this.view.close();
let controller =
this.document.commandDispatcher.getControllerForCommand("cmd_paste");
let enabled = controller.isCommandEnabled("cmd_paste");
if (enabled) {
pasteAndGo.removeAttribute("disabled");
} else {
pasteAndGo.setAttribute("disabled", "true");
}
});
insertLocation.insertAdjacentElement("afterend", pasteAndGo);
}
/**
* This notifies observers that the user has entered or selected something in
* the URL bar which will cause navigation.
*
* We use the observer service, so that we don't need to load extra facilities
* if they aren't being used, e.g. WebNavigation.
*
* @param {UrlbarResult} result
* Details of the result that was selected, if any.
*/
_notifyStartNavigation(result) {
Services.obs.notifyObservers({ result }, "urlbar-user-start-navigation");
}
/**
* Returns a search mode object if a result should enter search mode when
* selected.
*
* @param {UrlbarResult} result
* The result to check.
* @param {string} [entry]
* If provided, this will be recorded as the entry point into search mode.
* See setSearchMode() documentation for details.
* @returns {object} A search mode object. Null if search mode should not be
* entered. See setSearchMode documentation for details.
*/
_searchModeForResult(result, entry = null) {
// Search mode is determined by the result's keyword or engine.
if (!result.payload.keyword && !result.payload.engine) {
return null;
}
let searchMode = lazy.UrlbarUtils.searchModeForToken(
result.payload.keyword
);
// If result.originalEngine is set, then the user is Alt+Tabbing
// through the one-offs, so the keyword doesn't match the engine.
if (
!searchMode &&
result.payload.engine &&
(!result.payload.originalEngine ||
result.payload.engine == result.payload.originalEngine)
) {
searchMode = { engineName: result.payload.engine };
}
if (searchMode) {
if (entry) {
searchMode.entry = entry;
} else {
switch (result.providerName) {
case "UrlbarProviderTopSites":
searchMode.entry = "topsites_urlbar";
break;
case "TabToSearch":
if (result.payload.dynamicType) {
searchMode.entry = "tabtosearch_onboard";
} else {
searchMode.entry = "tabtosearch";
}
break;
default:
searchMode.entry = "keywordoffer";
break;
}
}
}
return searchMode;
}
/**
* Updates the UI so that search mode is either entered or exited.
*
* @param {object} searchMode
* See setSearchMode documentation. If null, then search mode is exited.
*/
_updateSearchModeUI(searchMode) {
let { engineName, source, isGeneralPurposeEngine } = searchMode || {};
// As an optimization, bail if the given search mode is null but search mode
// is already inactive. Otherwise browser_preferences_usage.js fails due to
// accessing the browser.urlbar.placeholderName pref (via the call to
// BrowserSearch.initPlaceHolder below) too many times. That test does not
// enter search mode, but it triggers many calls to this method with a null
// search mode, via setURI.
if (!engineName && !source && !this.hasAttribute("searchmode")) {
return;
}
this._searchModeIndicatorTitle.textContent = "";
this._searchModeLabel.textContent = "";
this._searchModeIndicatorTitle.removeAttribute("data-l10n-id");
this._searchModeLabel.removeAttribute("data-l10n-id");
this.removeAttribute("searchmodesource");
if (!engineName && !source) {
try {
// This will throw before DOMContentLoaded in
// PrivateBrowsingUtils.privacyContextFromWindow because
// aWindow.docShell is null.
this.window.BrowserSearch.initPlaceHolder(true);
} catch (ex) {}
this.removeAttribute("searchmode");
return;
}
if (engineName) {
// Set text content for the search mode indicator.
this._searchModeIndicatorTitle.textContent = engineName;
this._searchModeLabel.textContent = engineName;
this.document.l10n.setAttributes(
this.inputField,
isGeneralPurposeEngine
? "urlbar-placeholder-search-mode-web-2"
: "urlbar-placeholder-search-mode-other-engine",
{ name: engineName }
);
} else if (source) {
let sourceName = lazy.UrlbarUtils.getResultSourceName(source);
let l10nID = `urlbar-search-mode-${sourceName}`;
this.document.l10n.setAttributes(this._searchModeIndicatorTitle, l10nID);
this.document.l10n.setAttributes(this._searchModeLabel, l10nID);
this.document.l10n.setAttributes(
this.inputField,
`urlbar-placeholder-search-mode-other-${sourceName}`
);
this.setAttribute("searchmodesource", sourceName);
}
this.toggleAttribute("searchmode", true);
// Clear autofill.
if (this._autofillPlaceholder && this.window.gBrowser.userTypedValue) {
this.value = this.window.gBrowser.userTypedValue;
}
// Search mode should only be active when pageproxystate is invalid.
if (this.getAttribute("pageproxystate") == "valid") {
this.value = "";
this.setPageProxyState("invalid", true);
}
}
/**
* Determines if we should select all the text in the Urlbar based on the
* Urlbar state, and whether the selection is empty.
*/
_maybeSelectAll() {
if (
!this._preventClickSelectsAll &&
this._compositionState != lazy.UrlbarUtils.COMPOSITION.COMPOSING &&
this.document.activeElement == this.inputField &&
this.inputField.selectionStart == this.inputField.selectionEnd
) {
this.select();
}
}
// Event handlers below.
_on_command(event) {
// Something is executing a command, likely causing a focus change. This
// should not be recorded as an abandonment. If the user is selecting a
// result menu item or entering search mode from a one-off, then they are
// in the same engagement and we should not discard.
if (
!event.target.classList.contains("urlbarView-result-menuitem") &&
(!event.target.classList.contains("searchbar-engine-one-off-item") ||
this.searchMode?.entry != "oneoff")
) {
this.controller.engagementEvent.discard();
}
}
_on_blur(event) {
// We cannot count every blur events after a missed engagement as abandoment
// because the user may have clicked on some view element that executes
// a command causing a focus change. For example opening preferences from
// the oneoff settings button.
// For now we detect that case by discarding the event on command, but we
// may want to figure out a more robust way to detect abandonment.
this.controller.engagementEvent.record(event, {
searchString: this._lastSearchString,
searchSource: this.getSearchSource(event),
});
this.focusedViaMousedown = false;
this._handoffSession = undefined;
this._isHandoffSession = false;
this.removeAttribute("focused");
if (this._revertOnBlurValue == this.value) {
this.handleRevert();
} else if (
this._autofillPlaceholder &&
this.window.gBrowser.userTypedValue
) {
// If we were autofilling, remove the autofilled portion, by restoring
// the value to the last typed one.
this.value = this.window.gBrowser.userTypedValue;
} else if (this.value == this._focusUntrimmedValue) {
// If the value was untrimmed by _on_focus and didn't change, trim it.
this.value = this._focusUntrimmedValue;
} else {
// We're not updating the value, so just format it.
this.formatValue();
}
this._focusUntrimmedValue = null;
this._revertOnBlurValue = null;
this._resetSearchState();
// In certain cases, like holding an override key and confirming an entry,
// we don't key a keyup event for the override key, thus we make this
// additional cleanup on blur.
this._clearActionOverride();
// The extension input sessions depends more on blur than on the fact we
// actually cancel a running query, so we do it here.
if (lazy.ExtensionSearchHandler.hasActiveInputSession()) {
lazy.ExtensionSearchHandler.handleInputCancelled();
}
// Respect the autohide preference for easier inspecting/debugging via
// the browser toolbox.
if (!lazy.UrlbarPrefs.get("ui.popup.disable_autohide")) {
this.view.close();
}
// If there were search terms shown in the URL bar and the user
// didn't end up modifying the userTypedValue while it was
// focused, change back to a valid pageproxystate.
if (
this.window.gBrowser.selectedBrowser.searchTerms &&
this.window.gBrowser.userTypedValue == null
) {
this.setPageProxyState("valid", true);
}
// We may have hidden popup notifications, show them again if necessary.
if (
this.getAttribute("pageproxystate") != "valid" &&
this.window.UpdatePopupNotificationsVisibility
) {
this.window.UpdatePopupNotificationsVisibility();
}
// If user move the focus to another component while pressing Enter key,
// then keyup at that component, as we can't get the event, clear the promise.
if (this._keyDownEnterDeferred) {
this._keyDownEnterDeferred.resolve();
this._keyDownEnterDeferred = null;
}
this._isKeyDownWithCtrl = false;
Services.obs.notifyObservers(null, "urlbar-blur");
}
_on_click(event) {
if (
event.target == this.inputField ||
event.target == this._inputContainer ||
event.target.id == SEARCH_BUTTON_ID
) {
this._maybeSelectAll();
}
if (event.target == this._searchModeIndicatorClose && event.button != 2) {
this.searchMode = null;
this.view.oneOffSearchButtons.selectedButton = null;
if (this.view.isOpen) {
this.startQuery({
event,
});
}
}
}
_on_contextmenu(event) {
this.addSearchEngineHelper.refreshContextMenu(event);
// Context menu opened via keyboard shortcut.
if (!event.button) {
return;
}
this._maybeSelectAll();
}
_on_focus(event) {
if (!this._hideFocus) {
this.setAttribute("focused", "true");
}
// When the search term matches the SERP, the URL bar is in a valid
// pageproxystate. In order to only show the search icon, switch to
// an invalid pageproxystate.
if (this.window.gBrowser.selectedBrowser.searchTerms) {
this.setPageProxyState("invalid", true);
}
// If the value was trimmed, check whether we should untrim it.
// This is necessary when a protocol was typed, but the whole url has
// invalid parts, like the origin, then editing and confirming the trimmed
// value would execute a search instead of visiting the typed url.
if (this.value != this._untrimmedValue) {
let untrim = false;
let fixedURI = this._getURIFixupInfo(this.value)?.preferredURI;
if (fixedURI) {
try {
let expectedURI = Services.io.newURI(this._untrimmedValue);
if (
lazy.UrlbarPrefs.get("trimHttps") &&
this._untrimmedValue.startsWith("https://")
) {
untrim =
fixedURI.displaySpec.replace("http://", "https://") !=
expectedURI.displaySpec; // FIXME bug 1847723: Figure out a way to do this without manually messing with the fixed up URI.
} else {
untrim = fixedURI.displaySpec != expectedURI.displaySpec;
}
} catch (ex) {
untrim = true;
}
}
if (untrim) {
this._focusUntrimmedValue = this._untrimmedValue;
this._setValue(this._focusUntrimmedValue, false);
}
}
if (this.focusedViaMousedown) {
this.view.autoOpen({ event });
} else if (this.inputField.hasAttribute("refocused-by-panel")) {
this._maybeSelectAll();
}
this._updateUrlTooltip();
this.formatValue();
// Hide popup notifications, to reduce visual noise.
if (
this.getAttribute("pageproxystate") != "valid" &&
this.window.UpdatePopupNotificationsVisibility
) {
this.window.UpdatePopupNotificationsVisibility();
}
Services.obs.notifyObservers(null, "urlbar-focus");
}
_on_mouseover(event) {
this._updateUrlTooltip();
}
_on_draggableregionleftmousedown(event) {
if (!lazy.UrlbarPrefs.get("ui.popup.disable_autohide")) {
this.view.close();
}
}
_on_mousedown(event) {
switch (event.currentTarget) {
case this.textbox:
this._mousedownOnUrlbarDescendant = true;
if (
event.target != this.inputField &&
event.target != this._inputContainer &&
event.target.id != SEARCH_BUTTON_ID
) {
break;
}
this.focusedViaMousedown = !this.focused;
this._preventClickSelectsAll = this.focused;
// Keep the focus status, since the attribute may be changed
// upon calling this.focus().
const hasFocus = this.hasAttribute("focused");
if (event.target != this.inputField) {
this.focus();
}
// The rest of this case only cares about left clicks.
if (event.button != 0) {
break;
}
// Clear any previous selection unless we are focused, to ensure it
// doesn't affect drag selection.
if (this.focusedViaMousedown) {
this.inputField.setSelectionRange(0, 0);
}
if (event.target.id == SEARCH_BUTTON_ID) {
this._preventClickSelectsAll = true;
this.search(lazy.UrlbarTokenizer.RESTRICT.SEARCH);
} else {
// Do not suppress the focus border if we are already focused. If we
// did, we'd hide the focus border briefly then show it again if the
// user has Top Sites disabled, creating a flashing effect.
this.view.autoOpen({
event,
suppressFocusBorder: !hasFocus,
});
}
break;
case this.window:
if (this._mousedownOnUrlbarDescendant) {
this._mousedownOnUrlbarDescendant = false;
break;
}
// Don't close the view when clicking on a tab; we may want to keep the
// view open on tab switch, and the TabSelect event arrived earlier.
if (event.target.closest("tab")) {
break;
}
// Close the view when clicking on toolbars and other UI pieces that
// might not automatically remove focus from the input.
// Respect the autohide preference for easier inspecting/debugging via
// the browser toolbox.
if (!lazy.UrlbarPrefs.get("ui.popup.disable_autohide")) {
if (this.view.isOpen && !this.hasAttribute("focused")) {
// In this case, as blur event never happen from the inputField, we
// record abandonment event explicitly.
let blurEvent = new FocusEvent("blur", {
relatedTarget: this.inputField,
});
this.controller.engagementEvent.record(blurEvent, {
searchString: this._lastSearchString,
searchSource: this.getSearchSource(blurEvent),
});
}
this.view.close();
}
break;
}
}
_on_input(event) {
if (
this._autofillPlaceholder &&
this.value === this.window.gBrowser.userTypedValue &&
(event.inputType === "deleteContentBackward" ||
event.inputType === "deleteContentForward")
) {
// Take a telemetry if user deleted whole autofilled value.
Services.telemetry.scalarAdd("urlbar.autofill_deletion", 1);
}
let value = this.value;
this.valueIsTyped = true;
this._untrimmedValue = value;
this._resultForCurrentValue = null;
this.window.gBrowser.userTypedValue = value;
// Unset userSelectionBehavior because the user is modifying the search
// string, thus there's no valid selection. This is also used by the view
// to set "aria-activedescendant", thus it should never get stale.
this.controller.userSelectionBehavior = "none";
let compositionState = this._compositionState;
let compositionClosedPopup = this._compositionClosedPopup;
// Clear composition values if we're no more composing.
if (this._compositionState != lazy.UrlbarUtils.COMPOSITION.COMPOSING) {
this._compositionState = lazy.UrlbarUtils.COMPOSITION.NONE;
this._compositionClosedPopup = false;
}
this.toggleAttribute("usertyping", value);
this.removeAttribute("actiontype");
if (
this.getAttribute("pageproxystate") == "valid" &&
this.value != this._lastValidURLStr
) {
this.setPageProxyState("invalid", true);
}
if (!this.view.isOpen) {
this.view.clear();
} else if (!value && !lazy.UrlbarPrefs.get("suggest.topsites")) {
this.view.clear();
if (!this.searchMode || !this.view.oneOffSearchButtons.hasView) {
this.view.close();
return;
}
}
this.view.removeAccessibleFocus();
// During composition with an IME, the following events happen in order:
// 1. a compositionstart event
// 2. some input events
// 3. a compositionend event
// 4. an input event
// We should do nothing during composition or if composition was canceled
// and we didn't close the popup on composition start.
if (
!lazy.UrlbarPrefs.get("keepPanelOpenDuringImeComposition") &&
(compositionState == lazy.UrlbarUtils.COMPOSITION.COMPOSING ||
(compositionState == lazy.UrlbarUtils.COMPOSITION.CANCELED &&
!compositionClosedPopup))
) {
return;
}
// Autofill only when text is inserted (i.e., event.data is not empty) and
// it's not due to pasting.
const allowAutofill =
(!lazy.UrlbarPrefs.get("keepPanelOpenDuringImeComposition") ||
compositionState !== lazy.UrlbarUtils.COMPOSITION.COMPOSING) &&
!!event.data &&
!lazy.UrlbarUtils.isPasteEvent(event) &&
this._maybeAutofillPlaceholder(value);
this.startQuery({
searchString: value,
allowAutofill,
resetSearchState: false,
event,
});
}
_on_selectionchange(event) {
// Confirm placeholder as user text if it gets explicitly deselected. This
// happens when the user wants to modify the autofilled text by either
// clicking on it, or pressing HOME, END, RIGHT, …
if (
this._autofillPlaceholder &&
this._autofillPlaceholder.value == this.value &&
(this._autofillPlaceholder.selectionStart != this.selectionStart ||
this._autofillPlaceholder.selectionEnd != this.selectionEnd)
) {
this._autofillPlaceholder = null;
this.window.gBrowser.userTypedValue = this.value;
}
}
_on_select(event) {
// On certain user input, AutoCopyListener::OnSelectionChange() updates
// the primary selection with user-selected text (when supported).
// Selection::NotifySelectionListeners() then dispatches a "select" event
// under similar conditions via TextInputListener::OnSelectionChange().
// This event is received here in order to replace the primary selection
// from the editor with text having the adjustments of
// _getSelectedValueForClipboard(), such as adding the scheme for the url.
//
// Other "select" events are also received, however, and must be excluded.
if (
// _suppressPrimaryAdjustment is set during select(). Don't update
// the primary selection because that is not the intent of user input,
// which may be new tab or urlbar focus.
this._suppressPrimaryAdjustment ||
// The check on isHandlingUserInput filters out async "select" events
// from setSelectionRange(), which occur when autofill text is selected.
!this.window.windowUtils.isHandlingUserInput ||
!Services.clipboard.isClipboardTypeSupported(
Services.clipboard.kSelectionClipboard
)
) {
return;
}
let val = this._getSelectedValueForClipboard();
if (!val) {
return;
}
lazy.ClipboardHelper.copyStringToClipboard(
val,
Services.clipboard.kSelectionClipboard
);
}
_on_overflow(event) {
const targetIsPlaceholder =
event.originalTarget.implementedPseudoElement == "::placeholder";
// We only care about the non-placeholder text.
// This shouldn't be needed, see bug 1487036.
if (targetIsPlaceholder) {
return;
}
this._overflowing = true;
this.updateTextOverflow();
}
_on_underflow(event) {
const targetIsPlaceholder =
event.originalTarget.implementedPseudoElement == "::placeholder";
// We only care about the non-placeholder text.
// This shouldn't be needed, see bug 1487036.
if (targetIsPlaceholder) {
return;
}
this._overflowing = false;
this.updateTextOverflow();
this._updateUrlTooltip();
}
_on_paste(event) {
let originalPasteData = event.clipboardData.getData("text/plain");
if (!originalPasteData) {
return;
}
let oldValue = this.value;
let oldStart = oldValue.substring(0, this.selectionStart);
// If there is already non-whitespace content in the URL bar
// preceding the pasted content, it's not necessary to check
// protocols used by the pasted content:
if (oldStart.trim()) {
return;
}
let oldEnd = oldValue.substring(this.selectionEnd);
const pasteData = this.sanitizeTextFromClipboard(originalPasteData);
if (originalPasteData != pasteData) {
// Unfortunately we're not allowed to set the bits being pasted
// so cancel this event:
event.preventDefault();
event.stopImmediatePropagation();
const value = oldStart + pasteData + oldEnd;
this._setValue(value);
this.window.gBrowser.userTypedValue = value;
this.toggleAttribute("usertyping", this._untrimmedValue);
// Fix up cursor/selection:
let newCursorPos = oldStart.length + pasteData.length;
this.inputField.setSelectionRange(newCursorPos, newCursorPos);
this.startQuery({
searchString: this.value,
allowAutofill: false,
resetSearchState: false,
event,
});
}
}
/**
* Sanitize and process data retrieved from the clipboard
*
* @param {string} clipboardData
* The original data retrieved from the clipboard.
* @returns {string}
* The sanitized paste data, ready to use.
*/
sanitizeTextFromClipboard(clipboardData) {
let fixedURI, keywordAsSent;
try {
({ fixedURI, keywordAsSent } = Services.uriFixup.getFixupURIInfo(
clipboardData,
Ci.nsIURIFixup.FIXUP_FLAG_FIX_SCHEME_TYPOS |
Ci.nsIURIFixup.FIXUP_FLAG_ALLOW_KEYWORD_LOOKUP
));
} catch (e) {}
let pasteData;
if (keywordAsSent) {
// For performance reasons, we don't want to beautify a long string.
if (clipboardData.length < 500) {
// For only keywords, replace any white spaces including line break
// with white space.
pasteData = clipboardData.replace(/\s/g, " ");
} else {
pasteData = clipboardData;
}
} else if (
fixedURI?.scheme == "data" &&
!fixedURI.spec.match(/^data:.+;base64,/)
) {
// For data url without base64, replace line break with white space.
pasteData = clipboardData.replace(/[\r\n]/g, " ");
} else {
// For normal url or data url having basic64, or if fixup failed, just
// remove line breaks.
pasteData = clipboardData.replace(/[\r\n]/g, "");
}
return lazy.UrlbarUtils.stripUnsafeProtocolOnPaste(pasteData);
}
_on_scrollend(event) {
this.updateTextOverflow();
}
_on_TabSelect(event) {
this._gotTabSelect = true;
this._afterTabSelectAndFocusChange();
}
_on_beforeinput(event) {
if (event.data && this._keyDownEnterDeferred) {
// Ignore char key input while processing enter key.
event.preventDefault();
}
}
_on_keydown(event) {
if (event.keyCode === KeyEvent.DOM_VK_RETURN) {
if (this._keyDownEnterDeferred) {
this._keyDownEnterDeferred.reject();
}
this._keyDownEnterDeferred = lazy.PromiseUtils.defer();
event._disableCanonization = this._isKeyDownWithCtrl;
} else if (event.keyCode !== KeyEvent.DOM_VK_CONTROL && event.ctrlKey) {
this._isKeyDownWithCtrl = true;
}
// Due to event deferring, it's possible preventDefault() won't be invoked
// soon enough to actually prevent some of the default behaviors, thus we
// have to handle the event "twice". This first immediate call passes false
// as second argument so that handleKeyNavigation will only simulate the
// event handling, without actually executing actions.
// TODO (Bug 1541806): improve this handling, maybe by delaying actions
// instead of events.
if (this.eventBufferer.shouldDeferEvent(event)) {
this.controller.handleKeyNavigation(event, false);
}
this._toggleActionOverride(event);
this.eventBufferer.maybeDeferEvent(event, () => {
this.controller.handleKeyNavigation(event);
});
}
async _on_keyup(event) {
if (event.keyCode === KeyEvent.DOM_VK_CONTROL) {
this._isKeyDownWithCtrl = false;
}
this._toggleActionOverride(event);
// Pressing Enter key while pressing Meta key, and next, even when releasing
// Enter key before releasing Meta key, the keyup event is not fired.
// Therefore, if Enter keydown is detecting, continue the post processing
// for Enter key when any keyup event is detected.
if (this._keyDownEnterDeferred) {
if (this._keyDownEnterDeferred.loadedContent) {
try {
const loadingBrowser = await this._keyDownEnterDeferred.promise;
// Ensure the selected browser didn't change in the meanwhile.
if (this.window.gBrowser.selectedBrowser === loadingBrowser) {
loadingBrowser.focus();
// Make sure the domain name stays visible for spoof protection and usability.
this.inputField.setSelectionRange(0, 0);
}
} catch (ex) {
// Not all the Enter actions in the urlbar will cause a navigation, then it
// is normal for this to be rejected.
// If _keyDownEnterDeferred was rejected on keydown, we don't nullify it here
// to ensure not overwriting the new value created by keydown.
}
} else {
// Discard the _keyDownEnterDeferred promise to receive any key inputs immediately.
this._keyDownEnterDeferred.resolve();
}
this._keyDownEnterDeferred = null;
}
}
_on_compositionstart(event) {
if (this._compositionState == lazy.UrlbarUtils.COMPOSITION.COMPOSING) {
throw new Error("Trying to start a nested composition?");
}
this._compositionState = lazy.UrlbarUtils.COMPOSITION.COMPOSING;
if (lazy.UrlbarPrefs.get("keepPanelOpenDuringImeComposition")) {
return;
}
// Close the view. This will also stop searching.
if (this.view.isOpen) {
// We're closing the view, but we want to retain search mode if the
// selected result was previewing it.
if (this.searchMode) {
// If we entered search mode with an empty string, clear userTypedValue,
// otherwise confirmSearchMode may try to set it as value.
// This can happen for example if we entered search mode typing a
// a partial engine domain and selecting a tab-to-search result.
if (!this.value) {
this.window.gBrowser.userTypedValue = null;
}
this.confirmSearchMode();
}
this._compositionClosedPopup = true;
this.view.close();
} else {
this._compositionClosedPopup = false;
}
}
_on_compositionend(event) {
if (this._compositionState != lazy.UrlbarUtils.COMPOSITION.COMPOSING) {
throw new Error("Trying to stop a non existing composition?");
}
if (!lazy.UrlbarPrefs.get("keepPanelOpenDuringImeComposition")) {
// Clear the selection and the cached result, since they refer to the
// state before this composition. A new input even will be generated
// after this.
this.view.clearSelection();
this._resultForCurrentValue = null;
}
// We can't yet retrieve the committed value from the editor, since it isn't
// completely committed yet. We'll handle it at the next input event.
this._compositionState = event.data
? lazy.UrlbarUtils.COMPOSITION.COMMIT
: lazy.UrlbarUtils.COMPOSITION.CANCELED;
}
_on_dragstart(event) {
// Drag only if the gesture starts from the input field.
let nodePosition = this.inputField.compareDocumentPosition(
event.originalTarget
);
if (
event.target != this.inputField &&
!(nodePosition & Node.DOCUMENT_POSITION_CONTAINED_BY)
) {
return;
}
// Don't cover potential drop targets on the toolbars or in content.
this.view.close();
// Only customize the drag data if the entire value is selected and it's a
// loaded URI. Use default behavior otherwise.
if (
this.selectionStart != 0 ||
this.selectionEnd != this.inputField.textLength ||
this.getAttribute("pageproxystate") != "valid"
) {
return;
}
let uri = this.makeURIReadable(this.window.gBrowser.currentURI);
let href = uri.displaySpec;
let title = this.window.gBrowser.contentTitle || href;
event.dataTransfer.setData("text/x-moz-url", `${href}\n${title}`);
event.dataTransfer.setData("text/plain", href);
event.dataTransfer.setData("text/html", `<a href="${href}">${title}</a>`);
event.dataTransfer.effectAllowed = "copyLink";
event.stopPropagation();
}
_on_dragover(event) {
if (!getDroppableData(event)) {
event.dataTransfer.dropEffect = "none";
}
}
_on_drop(event) {
let droppedItem = getDroppableData(event);
let droppedURL = URL.isInstance(droppedItem)
? droppedItem.href
: droppedItem;
if (droppedURL && droppedURL !== this.window.gBrowser.currentURI.spec) {
let principal = Services.droppedLinkHandler.getTriggeringPrincipal(event);
this.value = droppedURL;
this.setPageProxyState("invalid");
this.focus();
// To simplify tracking of events, register an initial event for event
// telemetry, to replace the missing input event.
this.controller.engagementEvent.start(event);
this.controller.clearLastQueryContextCache();
this.handleNavigation({ triggeringPrincipal: principal });
// For safety reasons, in the drop case we don't want to immediately show
// the the dropped value, instead we want to keep showing the current page
// url until an onLocationChange happens.
// See the handling in `setURI` for further details.
this.window.gBrowser.userTypedValue = null;
this.setURI(null, true);
}
}
_on_customizationstarting() {
this.blur();
this.inputField.controllers.removeController(this._copyCutController);
delete this._copyCutController;
}
_on_aftercustomization() {
this._initCopyCutController();
this._initPasteAndGo();
this._initStripOnShare();
}
}
/**
* Tries to extract droppable data from a DND event.
*
* @param {Event} event The DND event to examine.
* @returns {URL|string|null}
* null if there's a security reason for which we should do nothing.
* A URL object if it's a value we can load.
* A string value otherwise.
*/
function getDroppableData(event) {
let links;
try {
links = Services.droppedLinkHandler.dropLinks(event);
} catch (ex) {
// This is either an unexpected failure or a security exception; in either
// case we should always return null.
return null;
}
// The URL bar automatically handles inputs with newline characters,
// so we can get away with treating text/x-moz-url flavours as text/plain.
if (links.length && links[0].url) {
event.preventDefault();
let href = links[0].url;
if (lazy.UrlbarUtils.stripUnsafeProtocolOnPaste(href) != href) {
// We may have stripped an unsafe protocol like javascript: and if so
// there's no point in handling a partial drop.
event.stopImmediatePropagation();
return null;
}
try {
// If this throws, checkLoadURStrWithPrincipal would also throw,
// as that's what it does with things that don't pass the IO
// service's newURI constructor without fixup. It's conceivable we
// may want to relax this check in the future (so e.g. www.foo.com
// gets fixed up), but not right now.
let url = new URL(href);
// If we succeed, try to pass security checks. If this works, return the
// URL object. If the *security checks* fail, return null.
try {
let principal =
Services.droppedLinkHandler.getTriggeringPrincipal(event);
Services.scriptSecurityManager.checkLoadURIStrWithPrincipal(
principal,
url.href,
Ci.nsIScriptSecurityManager.DISALLOW_INHERIT_PRINCIPAL
);
return url;
} catch (ex) {
return null;
}
} catch (ex) {
// We couldn't make a URL out of this. Continue on, and return text below.
}
}
// Handle as text.
return event.dataTransfer.getData("text/plain");
}
/**
* Decodes the given URI for displaying it in the address bar without losing
* information, such that hitting Enter again will load the same URI.
*
* @param {nsIURI} aURI
* The URI to decode
* @returns {string}
* The decoded URI
*/
function losslessDecodeURI(aURI) {
let scheme = aURI.scheme;
let value = aURI.displaySpec;
// Try to decode as UTF-8 if there's no encoding sequence that we would break.
if (!/%25(?:3B|2F|3F|3A|40|26|3D|2B|24|2C|23)/i.test(value)) {
let decodeASCIIOnly = !["https", "http", "file", "ftp"].includes(scheme);
if (decodeASCIIOnly) {
// This only decodes ascii characters (hex) 20-7e, except 25 (%).
// This avoids both cases stipulated below (%-related issues, and \r, \n
// and \t, which would be %0d, %0a and %09, respectively) as well as any
// non-US-ascii characters.
value = value.replace(
/%(2[0-4]|2[6-9a-f]|[3-6][0-9a-f]|7[0-9a-e])/g,
decodeURI
);
} else {
try {
value = decodeURI(value)
// decodeURI decodes %25 to %, which creates unintended encoding
// sequences. Re-encode it, unless it's part of a sequence that
// survived decodeURI, i.e. one for:
// ';', '/', '?', ':', '@', '&', '=', '+', '$', ',', '#'
// (RFC 3987 section 3.2)
.replace(
/%(?!3B|2F|3F|3A|40|26|3D|2B|24|2C|23)/gi,
encodeURIComponent
);
} catch (e) {}
}
}
// Encode potentially invisible characters:
// U+0000-001F: C0/C1 control characters
// U+007F-009F: commands
// U+00A0, U+1680, U+2000-200A, U+202F, U+205F, U+3000: other spaces
// U+2028-2029: line and paragraph separators
// U+2800: braille empty pattern
// U+FFFC: object replacement character
// Encode any trailing whitespace that may be part of a pasted URL, so that it
// doesn't get eaten away by the location bar (bug 410726).
// Encode all adjacent space chars (U+0020), to prevent spoofing attempts
// where they would push part of the URL to overflow the location bar
// (bug 1395508). A single space, or the last space if the are many, is
// preserved to maintain readability of certain urls. We only do this for the
// common space, because others may be eaten when copied to the clipboard, so
// it's safer to preserve them encoded.
value = value.replace(
// eslint-disable-next-line no-control-regex
/[\u0000-\u001f\u007f-\u00a0\u1680\u2000-\u200a\u2028\u2029\u202f\u205f\u2800\u3000\ufffc]|[\r\n\t]|\u0020(?=\u0020)|\s$/g,
encodeURIComponent
);
// Encode characters that are ignorable, can't be rendered usefully, or may
// confuse users.
//
// Default ignorable characters; ZWNJ (U+200C) and ZWJ (U+200D) are excluded
// per bug 582186:
// U+00AD, U+034F, U+06DD, U+070F, U+115F-1160, U+17B4, U+17B5, U+180B-180E,
// U+2060, U+FEFF, U+200B, U+2060-206F, U+3164, U+FE00-FE0F, U+FFA0,
// U+FFF0-FFFB, U+1D173-1D17A (U+D834 + DD73-DD7A),
// U+E0000-E0FFF (U+DB40-DB43 + U+DC00-DFFF)
// Bidi control characters (RFC 3987 sections 3.2 and 4.1 paragraph 6):
// U+061C, U+200E, U+200F, U+202A-202E, U+2066-2069
// Other format characters in the Cf category that are unlikely to be rendered
// usefully:
// U+0600-0605, U+08E2, U+110BD (U+D804 + U+DCBD),
// U+110CD (U+D804 + U+DCCD), U+13430-13438 (U+D80D + U+DC30-DC38),
// U+1BCA0-1BCA3 (U+D82F + U+DCA0-DCA3)
// Mimicking UI parts:
// U+1F50F-1F513 (U+D83D + U+DD0F-DD13), U+1F6E1 (U+D83D + U+DEE1)
value = value.replace(
// eslint-disable-next-line no-misleading-character-class
/[\u00ad\u034f\u061c\u06dd\u070f\u115f\u1160\u17b4\u17b5\u180b-\u180e\u200b\u200e\u200f\u202a-\u202e\u2060-\u206f\u3164\u0600-\u0605\u08e2\ufe00-\ufe0f\ufeff\uffa0\ufff0-\ufffb]|\ud804[\udcbd\udccd]|\ud80d[\udc30-\udc38]|\ud82f[\udca0-\udca3]|\ud834[\udd73-\udd7a]|[\udb40-\udb43][\udc00-\udfff]|\ud83d[\udd0f-\udd13\udee1]/g,
encodeURIComponent
);
return value;
}
/**
* Handles copy and cut commands for the urlbar.
*/
class CopyCutController {
/**
* @param {UrlbarInput} urlbar
* The UrlbarInput instance to use this controller for.
*/
constructor(urlbar) {
this.urlbar = urlbar;
}
/**
* @param {string} command
* The name of the command to handle.
*/
doCommand(command) {
let urlbar = this.urlbar;
let val = urlbar._getSelectedValueForClipboard();
if (!val) {
return;
}
if (command == "cmd_cut" && this.isCommandEnabled(command)) {
let start = urlbar.selectionStart;
let end = urlbar.selectionEnd;
urlbar.inputField.value =
urlbar.inputField.value.substring(0, start) +
urlbar.inputField.value.substring(end);
urlbar.inputField.setSelectionRange(start, start);
let event = new UIEvent("input", {
bubbles: true,
cancelable: false,
view: urlbar.window,
detail: 0,
});
urlbar.inputField.dispatchEvent(event);
}
lazy.ClipboardHelper.copyString(val);
}
/**
* @param {string} command
* The name of the command to check.
* @returns {boolean}
* Whether the command is handled by this controller.
*/
supportsCommand(command) {
switch (command) {
case "cmd_copy":
case "cmd_cut":
return true;
}
return false;
}
/**
* @param {string} command
* The name of the command to check.
* @returns {boolean}
* Whether the command should be enabled.
*/
isCommandEnabled(command) {
return (
this.supportsCommand(command) &&
(command != "cmd_cut" || !this.urlbar.readOnly) &&
this.urlbar.selectionStart < this.urlbar.selectionEnd
);
}
onEvent() {}
}
/**
* Manages the Add Search Engine contextual menu entries.
*
* Note: setEnginesFromBrowser must be invoked from the outside when the
* page provided engines list changes.
* refreshContextMenu must be invoked when the context menu is opened.
*/
class AddSearchEngineHelper {
/**
* @type {UrlbarSearchOneOffs}
*/
shortcutButtons;
/**
* @param {UrlbarInput} input The parent UrlbarInput.
*/
constructor(input) {
this.input = input;
this.shortcutButtons = input.view.oneOffSearchButtons;
}
/**
* If there's more than this number of engines, the context menu offers
* them in a submenu.
*
* @returns {number}
*/
get maxInlineEngines() {
return this.shortcutButtons._maxInlineAddEngines;
}
/**
* Invoked by browser when the list of available engines changes.
*
* @param {object} browser The invoking browser.
*/
setEnginesFromBrowser(browser) {
this.browsingContext = browser.browsingContext;
// Make a copy of the array for state comparison.
let engines = browser.engines?.slice() || [];
if (!this._sameEngines(this.engines, engines)) {
this.engines = engines;
this.shortcutButtons.updateWebEngines(engines);
}
}
_sameEngines(engines1, engines2) {
if (engines1?.length != engines2?.length) {
return false;
}
return lazy.ObjectUtils.deepEqual(
engines1.map(e => e.title),
engines2.map(e => e.title)
);
}
_createMenuitem(engine, index) {
let elt = this.input.document.createXULElement("menuitem");
elt.setAttribute("anonid", `add-engine-${index}`);
elt.classList.add("menuitem-iconic");
elt.classList.add("context-menu-add-engine");
this.input.document.l10n.setAttributes(elt, "search-one-offs-add-engine", {
engineName: engine.title,
});
elt.setAttribute("uri", engine.uri);
if (engine.icon) {
elt.setAttribute("image", engine.icon);
} else {
elt.removeAttribute("image", engine.icon);
}
elt.addEventListener("command", this._onCommand.bind(this));
return elt;
}
_createMenu(engine) {
let elt = this.input.document.createXULElement("menu");
elt.setAttribute("anonid", "add-engine-menu");
elt.classList.add("menu-iconic");
elt.classList.add("context-menu-add-engine");
this.input.document.l10n.setAttributes(
elt,
"search-one-offs-add-engine-menu"
);
if (engine.icon) {
elt.setAttribute("image", engine.icon);
}
let popup = this.input.document.createXULElement("menupopup");
elt.appendChild(popup);
return elt;
}
refreshContextMenu() {
let engines = this.engines;
// Certain operations, like customization, destroy and recreate widgets,
// so we cannot rely on cached elements.
if (!this.input.querySelector(".menuseparator-add-engine")) {
this.contextSeparator =
this.input.document.createXULElement("menuseparator");
this.contextSeparator.setAttribute("anonid", "add-engine-separator");
this.contextSeparator.classList.add("menuseparator-add-engine");
this.contextSeparator.collapsed = true;
let contextMenu = this.input.querySelector("moz-input-box").menupopup;
contextMenu.appendChild(this.contextSeparator);
}
this.contextSeparator.collapsed = !engines.length;
let curElt = this.contextSeparator;
// Remove the previous items, if any.
for (let elt = curElt.nextElementSibling; elt; ) {
let nextElementSibling = elt.nextElementSibling;
elt.remove();
elt = nextElementSibling;
}
// If the page provides too many engines, we only show a single menu entry
// with engines in a submenu.
if (engines.length > this.maxInlineEngines) {
// Set the menu button's image to the image of the first engine. The
// offered engines may have differing images, so there's no perfect
// choice here.
let elt = this._createMenu(engines[0]);
this.contextSeparator.insertAdjacentElement("afterend", elt);
curElt = elt.lastElementChild;
}
// Insert the engines, either in the contextual menu or the sub menu.
for (let i = 0; i < engines.length; ++i) {
let elt = this._createMenuitem(engines[i], i);
if (curElt.localName == "menupopup") {
curElt.appendChild(elt);
} else {
curElt.insertAdjacentElement("afterend", elt);
}
curElt = elt;
}
}
async _onCommand(event) {
let added = await lazy.SearchUIUtils.addOpenSearchEngine(
event.target.getAttribute("uri"),
event.target.getAttribute("image"),
this.browsingContext
).catch(console.error);
if (added) {
// Remove the offered engine from the list. The browser updated the
// engines list at this point, so we just have to refresh the menu.)
this.refreshContextMenu();
}
}
}
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