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			272 lines
		
	
	
	
		
			8.8 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			272 lines
		
	
	
	
		
			8.8 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| /* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
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| /* This Source Code Form is subject to the terms of the Mozilla Public
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|  * License, v. 2.0. If a copy of the MPL was not distributed with this
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|  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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| 
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| /* import-globals-from ../../../toolkit/content/preferencesBindings.js */
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| 
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| var { Sanitizer } = ChromeUtils.import("resource:///modules/Sanitizer.jsm");
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| var { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
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| 
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| Preferences.addAll([
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|   { id: "privacy.cpd.history", type: "bool" },
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|   { id: "privacy.cpd.formdata", type: "bool" },
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|   { id: "privacy.cpd.downloads", type: "bool", disabled: true },
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|   { id: "privacy.cpd.cookies", type: "bool" },
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|   { id: "privacy.cpd.cache", type: "bool" },
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|   { id: "privacy.cpd.sessions", type: "bool" },
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|   { id: "privacy.cpd.offlineApps", type: "bool" },
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|   { id: "privacy.cpd.siteSettings", type: "bool" },
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|   { id: "privacy.sanitize.timeSpan", type: "int" },
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| ]);
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| 
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| var gSanitizePromptDialog = {
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|   get selectedTimespan() {
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|     var durList = document.getElementById("sanitizeDurationChoice");
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|     return parseInt(durList.value);
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|   },
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| 
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|   get warningBox() {
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|     return document.getElementById("sanitizeEverythingWarningBox");
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|   },
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| 
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|   async init() {
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|     // This is used by selectByTimespan() to determine if the window has loaded.
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|     this._inited = true;
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|     this._dialog = document.querySelector("dialog");
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|     let arg = window.arguments?.[0] || {};
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|     if (arg.inBrowserWindow) {
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|       this._dialog.setAttribute("inbrowserwindow", "true");
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|       this._observeTitleForChanges();
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|     } else if (arg.wrappedJSObject?.needNativeUI) {
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|       document
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|         .getElementById("sanitizeDurationChoice")
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|         .setAttribute("native", "true");
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|       for (let cb of document.querySelectorAll("checkbox")) {
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|         cb.setAttribute("native", "true");
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|       }
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|     }
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| 
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|     let OKButton = this._dialog.getButton("accept");
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|     document.l10n.setAttributes(OKButton, "sanitize-button-ok");
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| 
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|     document.addEventListener("dialogaccept", function(e) {
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|       gSanitizePromptDialog.sanitize(e);
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|     });
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| 
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|     this.registerSyncFromPrefListeners();
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| 
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|     if (this.selectedTimespan === Sanitizer.TIMESPAN_EVERYTHING) {
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|       this.prepareWarning();
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|       this.warningBox.hidden = false;
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|       document.l10n.setAttributes(
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|         document.documentElement,
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|         "dialog-title-everything"
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|       );
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|       let warningDesc = document.getElementById("sanitizeEverythingWarning");
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|       // Ensure we've translated and sized the warning.
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|       await document.l10n.translateFragment(warningDesc);
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|       let rootWin = window.browsingContext.topChromeWindow;
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|       await rootWin.promiseDocumentFlushed(() => {});
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|     } else {
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|       this.warningBox.hidden = true;
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|     }
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|   },
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| 
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|   selectByTimespan() {
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|     // This method is the onselect handler for the duration dropdown.  As a
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|     // result it's called a couple of times before onload calls init().
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|     if (!this._inited) {
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|       return;
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|     }
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| 
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|     var warningBox = this.warningBox;
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| 
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|     // If clearing everything
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|     if (this.selectedTimespan === Sanitizer.TIMESPAN_EVERYTHING) {
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|       this.prepareWarning();
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|       if (warningBox.hidden) {
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|         warningBox.hidden = false;
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|         let diff =
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|           warningBox.nextElementSibling.getBoundingClientRect().top -
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|           warningBox.previousElementSibling.getBoundingClientRect().bottom;
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|         window.resizeBy(0, diff);
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|       }
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|       document.l10n.setAttributes(
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|         document.documentElement,
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|         "dialog-title-everything"
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|       );
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|       return;
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|     }
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| 
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|     // If clearing a specific time range
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|     if (!warningBox.hidden) {
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|       let diff =
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|         warningBox.nextElementSibling.getBoundingClientRect().top -
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|         warningBox.previousElementSibling.getBoundingClientRect().bottom;
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|       window.resizeBy(0, -diff);
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|       warningBox.hidden = true;
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|     }
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|     document.l10n.setAttributes(document.documentElement, "dialog-title");
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|   },
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| 
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|   sanitize(event) {
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|     // Update pref values before handing off to the sanitizer (bug 453440)
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|     this.updatePrefs();
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| 
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|     // As the sanitize is async, we disable the buttons, update the label on
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|     // the 'accept' button to indicate things are happening and return false -
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|     // once the async operation completes (either with or without errors)
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|     // we close the window.
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|     let acceptButton = this._dialog.getButton("accept");
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|     acceptButton.disabled = true;
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|     document.l10n.setAttributes(acceptButton, "sanitize-button-clearing");
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|     this._dialog.getButton("cancel").disabled = true;
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| 
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|     try {
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|       let range = Sanitizer.getClearRange(this.selectedTimespan);
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|       let options = {
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|         ignoreTimespan: !range,
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|         range,
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|       };
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|       Sanitizer.sanitize(null, options)
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|         .catch(Cu.reportError)
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|         .then(() => window.close())
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|         .catch(Cu.reportError);
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|       event.preventDefault();
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|     } catch (er) {
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|       Cu.reportError("Exception during sanitize: " + er);
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|     }
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|   },
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| 
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|   /**
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|    * If the panel that displays a warning when the duration is "Everything" is
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|    * not set up, sets it up.  Otherwise does nothing.
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|    */
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|   prepareWarning() {
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|     // If the date and time-aware locale warning string is ever used again,
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|     // initialize it here.  Currently we use the no-visits warning string,
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|     // which does not include date and time.  See bug 480169 comment 48.
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| 
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|     var warningDesc = document.getElementById("sanitizeEverythingWarning");
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|     if (this.hasNonSelectedItems()) {
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|       document.l10n.setAttributes(warningDesc, "sanitize-selected-warning");
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|     } else {
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|       document.l10n.setAttributes(warningDesc, "sanitize-everything-warning");
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|     }
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|   },
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| 
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|   /**
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|    * Return the boolean prefs that enable/disable clearing of various kinds
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|    * of history.  The only pref this excludes is privacy.sanitize.timeSpan.
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|    */
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|   _getItemPrefs() {
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|     return Preferences.getAll().filter(
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|       p => p.id !== "privacy.sanitize.timeSpan"
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|     );
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|   },
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| 
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|   /**
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|    * Called when the value of a preference element is synced from the actual
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|    * pref.  Enables or disables the OK button appropriately.
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|    */
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|   onReadGeneric() {
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|     // Find any other pref that's checked and enabled (except for
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|     // privacy.sanitize.timeSpan, which doesn't affect the button's status).
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|     var found = this._getItemPrefs().some(
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|       pref => !!pref.value && !pref.disabled
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|     );
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| 
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|     try {
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|       this._dialog.getButton("accept").disabled = !found;
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|     } catch (e) {}
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| 
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|     // Update the warning prompt if needed
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|     this.prepareWarning();
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| 
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|     return undefined;
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|   },
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| 
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|   /**
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|    * Sanitizer.prototype.sanitize() requires the prefs to be up-to-date.
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|    * Because the type of this prefwindow is "child" -- and that's needed because
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|    * without it the dialog has no OK and Cancel buttons -- the prefs are not
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|    * updated on dialogaccept.  We must therefore manually set the prefs
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|    * from their corresponding preference elements.
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|    */
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|   updatePrefs() {
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|     Services.prefs.setIntPref(Sanitizer.PREF_TIMESPAN, this.selectedTimespan);
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| 
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|     // Keep the pref for the download history in sync with the history pref.
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|     Preferences.get("privacy.cpd.downloads").value = Preferences.get(
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|       "privacy.cpd.history"
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|     ).value;
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| 
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|     // Now manually set the prefs from their corresponding preference
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|     // elements.
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|     var prefs = this._getItemPrefs();
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|     for (let i = 0; i < prefs.length; ++i) {
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|       var p = prefs[i];
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|       Services.prefs.setBoolPref(p.id, p.value);
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|     }
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|   },
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| 
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|   /**
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|    * Check if all of the history items have been selected like the default status.
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|    */
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|   hasNonSelectedItems() {
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|     let checkboxes = document.querySelectorAll("checkbox[preference]");
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|     for (let i = 0; i < checkboxes.length; ++i) {
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|       let pref = Preferences.get(checkboxes[i].getAttribute("preference"));
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|       if (!pref.value) {
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|         return true;
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|       }
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|     }
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|     return false;
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|   },
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| 
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|   /**
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|    * Register syncFromPref listener functions.
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|    */
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|   registerSyncFromPrefListeners() {
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|     let checkboxes = document.querySelectorAll("checkbox[preference]");
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|     for (let checkbox of checkboxes) {
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|       Preferences.addSyncFromPrefListener(checkbox, () => this.onReadGeneric());
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|     }
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|   },
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| 
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|   _titleChanged() {
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|     let title = document.documentElement.getAttribute("title");
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|     if (title) {
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|       document.getElementById("titleText").textContent = title;
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|     }
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|   },
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| 
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|   _observeTitleForChanges() {
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|     this._titleChanged();
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|     this._mutObs = new MutationObserver(() => {
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|       this._titleChanged();
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|     });
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|     this._mutObs.observe(document.documentElement, {
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|       attributes: true,
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|       attributeFilter: ["title"],
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|     });
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|   },
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| };
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| 
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| // We need to give the dialog an opportunity to set up the DOM
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| // before its measured for the SubDialog it will be embedded in.
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| // This is because the sanitizeEverythingWarningBox may or may
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| // not be visible, depending on whether "Everything" is the default
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| // choice in the menulist.
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| document.mozSubdialogReady = new Promise(resolve => {
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|   window.addEventListener(
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|     "load",
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|     function() {
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|       gSanitizePromptDialog.init().then(resolve);
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|     },
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|     {
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|       once: true,
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|     }
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|   );
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| });
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