diff --git a/browser/actors/PageMetadataChild.jsm b/browser/actors/PageMetadataChild.jsm
deleted file mode 100644
index ff1512dd443e..000000000000
--- a/browser/actors/PageMetadataChild.jsm
+++ /dev/null
@@ -1,33 +0,0 @@
-/* vim: set ts=2 sw=2 sts=2 et tw=80: */
-/* 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/. */
-"use strict";
-
-var EXPORTED_SYMBOLS = ["PageMetadataChild"];
-
-ChromeUtils.import("resource://gre/actors/ActorChild.jsm");
-
-ChromeUtils.defineModuleGetter(this, "ContextMenuChild",
- "resource:///modules/ContextMenuChild.jsm");
-ChromeUtils.defineModuleGetter(this, "PageMetadata",
- "resource://gre/modules/PageMetadata.jsm");
-
-class PageMetadataChild extends ActorChild {
- receiveMessage(message) {
- switch (message.name) {
- case "PageMetadata:GetPageData": {
- let target = ContextMenuChild.getTarget(this.mm, message);
- let result = PageMetadata.getData(this.content.document, target);
- this.mm.sendAsyncMessage("PageMetadata:PageDataResult", result);
- break;
- }
- case "PageMetadata:GetMicroformats": {
- let target = ContextMenuChild.getTarget(this.mm, message);
- let result = PageMetadata.getMicroformats(this.content.document, target);
- this.mm.sendAsyncMessage("PageMetadata:MicroformatsResult", result);
- break;
- }
- }
- }
-}
diff --git a/browser/actors/moz.build b/browser/actors/moz.build
index 16ccd3f4fa1b..e84a2a8e7af1 100644
--- a/browser/actors/moz.build
+++ b/browser/actors/moz.build
@@ -40,7 +40,6 @@ FINAL_TARGET_FILES.actors += [
'NetErrorChild.jsm',
'OfflineAppsChild.jsm',
'PageInfoChild.jsm',
- 'PageMetadataChild.jsm',
'PageStyleChild.jsm',
'PluginChild.jsm',
'SearchTelemetryChild.jsm',
diff --git a/browser/base/content/test/general/browser.ini b/browser/base/content/test/general/browser.ini
index b7cfce89d6c7..19657834160a 100644
--- a/browser/base/content/test/general/browser.ini
+++ b/browser/base/content/test/general/browser.ini
@@ -349,8 +349,6 @@ skip-if = os == 'win' # Bug 1384127
# DO NOT ADD MORE TESTS HERE. USE A TOPICAL DIRECTORY INSTEAD.
[browser_private_no_prompt.js]
# DO NOT ADD MORE TESTS HERE. USE A TOPICAL DIRECTORY INSTEAD.
-[browser_PageMetaData_pushstate.js]
-# DO NOT ADD MORE TESTS HERE. USE A TOPICAL DIRECTORY INSTEAD.
[browser_refreshBlocker.js]
support-files =
refresh_header.sjs
diff --git a/browser/base/content/test/general/browser_PageMetaData_pushstate.js b/browser/base/content/test/general/browser_PageMetaData_pushstate.js
deleted file mode 100644
index b8ca23eee3da..000000000000
--- a/browser/base/content/test/general/browser_PageMetaData_pushstate.js
+++ /dev/null
@@ -1,31 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/
- */
-
-add_task(async function() {
- let rooturi = "https://example.com/browser/toolkit/modules/tests/browser/";
- await BrowserTestUtils.openNewForegroundTab(gBrowser, rooturi + "metadata_simple.html");
- await ContentTask.spawn(gBrowser.selectedBrowser, { rooturi }, async function(args) {
- ChromeUtils.import("resource://gre/modules/PageMetadata.jsm");
-
- let result = PageMetadata.getData(content.document);
- // Result should have description.
- Assert.equal(result.url, args.rooturi + "metadata_simple.html", "metadata url is correct");
- Assert.equal(result.title, "Test Title", "metadata title is correct");
- Assert.equal(result.description, "A very simple test page", "description is correct");
-
- content.history.pushState({}, "2", "2.html");
- result = PageMetadata.getData(content.document);
- // Result should not have description.
- Assert.equal(result.url, args.rooturi + "2.html", "metadata url is correct");
- Assert.equal(result.title, "Test Title", "metadata title is correct");
- Assert.ok(!result.description, "description is undefined");
-
- Assert.equal(content.document.documentURI, args.rooturi + "2.html",
- "content.document has correct url");
- });
-
- is(gBrowser.currentURI.spec, rooturi + "2.html", "gBrowser has correct url");
-
- gBrowser.removeTab(gBrowser.selectedTab);
-});
diff --git a/browser/components/nsBrowserGlue.js b/browser/components/nsBrowserGlue.js
index 7b1040a019e8..891a8caabbf7 100644
--- a/browser/components/nsBrowserGlue.js
+++ b/browser/components/nsBrowserGlue.js
@@ -202,16 +202,6 @@ let ACTORS = {
},
},
- PageMetadata: {
- child: {
- module: "resource:///actors/PageMetadataChild.jsm",
- messages: [
- "PageMetadata:GetPageData",
- "PageMetadata:GetMicroformats",
- ],
- },
- },
-
PageStyle: {
child: {
module: "resource:///actors/PageStyleChild.jsm",
diff --git a/devtools/client/responsive.html/browser/tunnel.js b/devtools/client/responsive.html/browser/tunnel.js
index b54e4a15caae..4e08a8d2156d 100644
--- a/devtools/client/responsive.html/browser/tunnel.js
+++ b/devtools/client/responsive.html/browser/tunnel.js
@@ -458,7 +458,6 @@ MessageManagerTunnel.prototype = {
"PageInfo:",
// Messages sent from printUtils.js
"Printing:",
- "PageMetadata:",
// Messages sent from viewSourceUtils.js
"ViewSource:",
],
@@ -480,7 +479,6 @@ MessageManagerTunnel.prototype = {
"PageInfo:",
// Messages sent to printUtils.js
"Printing:",
- "PageMetadata:",
// Messages sent to viewSourceUtils.js
"ViewSource:",
],
diff --git a/toolkit/modules/PageMetadata.jsm b/toolkit/modules/PageMetadata.jsm
deleted file mode 100644
index c1f809738919..000000000000
--- a/toolkit/modules/PageMetadata.jsm
+++ /dev/null
@@ -1,295 +0,0 @@
-/* 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/. */
-
-"use strict";
-
-var EXPORTED_SYMBOLS = ["PageMetadata"];
-
-ChromeUtils.import("resource://gre/modules/Services.jsm");
-ChromeUtils.import("resource://gre/modules/XPCOMUtils.jsm");
-ChromeUtils.import("resource://gre/modules/microformat-shiv.js");
-
-XPCOMUtils.defineLazyServiceGetter(this, "UnescapeService",
- "@mozilla.org/feed-unescapehtml;1",
- "nsIScriptableUnescapeHTML");
-
-
-/**
- * Maximum number of images to discover in the document, when no preview images
- * are explicitly specified by the metadata.
- * @type {Number}
- */
-const DISCOVER_IMAGES_MAX = 5;
-
-
-/**
- * Extract metadata and microformats from a HTML document.
- * @type {Object}
- */
-var PageMetadata = {
- /**
- * Get all metadata from an HTML document. This includes:
- * - URL
- * - title
- * - Metadata specified in tags, including OpenGraph data
- * - Links specified in tags (short, canonical, preview images, alternative)
- * - Content that can be found in the page content that we consider useful metadata
- * - Microformats
- *
- * @param {Document} document - Document to extract data from.
- * @param {Element} [target] - Optional element to restrict microformats lookup to.
- * @returns {Object} Object containing the various metadata, normalized to
- * merge some common alternative names for metadata.
- */
- getData(document, target = null) {
- let result = {
- url: this._validateURL(document, document.documentURI),
- title: document.title,
- previews: [],
- };
-
- // if pushState was used to change the url, most likely all meta data is
- // invalid. This is the case with several major sites that rely on
- // pushState. In that case, we'll only return uri and title. If document is
- // via XHR or something, there is no view or history.
- if (document.defaultView) {
- let docshell = document.defaultView.docShell;
- let shentry = {};
- if (docshell.getCurrentSHEntry(shentry) &&
- shentry.value && shentry.value.URIWasModified) {
- return result;
- }
- }
-
- this._getMetaData(document, result);
- this._getLinkData(document, result);
- this._getPageData(document, result);
- result.microformats = this.getMicroformats(document, target);
-
- return result;
- },
-
- getMicroformats(document, target = null) {
- if (target) {
- return Microformats.getParent(target, {node: document});
- }
- return Microformats.get({node: document});
- },
-
- /**
- * Get metadata as defined in tags.
- * This adds properties to an existing result object.
- *
- * @param {Document} document - Document to extract data from.
- * @param {Object} result - Existing result object to add properties to.
- */
- _getMetaData(document, result) {
- // Query for standardized meta data.
- let elements = document.querySelectorAll("head > meta[property], head > meta[name]");
- if (elements.length < 1) {
- return;
- }
-
- for (let element of elements) {
- let value = element.getAttribute("content");
- if (!value) {
- continue;
- }
- value = UnescapeService.unescape(value.trim());
-
- let key = element.getAttribute("property") || element.getAttribute("name");
- if (!key) {
- continue;
- }
-
- // There are a wide array of possible meta tags, expressing articles,
- // products, etc. so all meta tags are passed through but we touch up the
- // most common attributes.
- result[key] = value;
-
- switch (key) {
- case "title":
- case "og:title": {
- // Only set the title if one hasn't already been obtained (e.g. from the
- // document title element).
- if (!result.title) {
- result.title = value;
- }
- break;
- }
-
- case "description":
- case "og:description": {
- result.description = value;
- break;
- }
-
- case "og:site_name": {
- result.siteName = value;
- break;
- }
-
- case "medium":
- case "og:type": {
- result.medium = value;
- break;
- }
-
- case "og:video": {
- let url = this._validateURL(document, value);
- if (url) {
- result.source = url;
- }
- break;
- }
-
- case "og:url": {
- let url = this._validateURL(document, value);
- if (url) {
- result.url = url;
- }
- break;
- }
-
- case "og:image": {
- let url = this._validateURL(document, value);
- if (url) {
- result.previews.push(url);
- }
- break;
- }
- }
- }
- },
-
- /**
- * Get metadata as defined in tags.
- * This adds properties to an existing result object.
- *
- * @param {Document} document - Document to extract data from.
- * @param {Object} result - Existing result object to add properties to.
- */
- _getLinkData(document, result) {
- let elements = document.querySelectorAll("head > link[rel], head > link[id]");
-
- for (let element of elements) {
- let url = element.getAttribute("href");
- if (!url) {
- continue;
- }
- url = this._validateURL(document, UnescapeService.unescape(url.trim()));
-
- let key = element.getAttribute("rel") || element.getAttribute("id");
- if (!key) {
- continue;
- }
-
- switch (key) {
- case "shorturl":
- case "shortlink": {
- result.shortUrl = url;
- break;
- }
-
- case "canonicalurl":
- case "canonical": {
- result.url = url;
- break;
- }
-
- case "image_src": {
- result.previews.push(url);
- break;
- }
-
- case "alternate": {
- // Expressly for oembed support but we're liberal here and will let
- // other alternate links through. oembed defines an href, supplied by
- // the site, where you can fetch additional meta data about a page.
- // We'll let the client fetch the oembed data themselves, but they
- // need the data from this link.
- if (!result.alternate) {
- result.alternate = [];
- }
-
- result.alternate.push({
- type: element.getAttribute("type"),
- href: element.getAttribute("href"),
- title: element.getAttribute("title"),
- });
- }
- }
- }
- },
-
- /**
- * Scrape thought the page content for additional content that may be used to
- * suppliment explicitly defined metadata. This includes:
- * - First few images, when no preview image metadata is explicitly defined.
- *
- * This adds properties to an existing result object.
- *
- * @param {Document} document - Document to extract data from.
- * @param {Object} result - Existing result object to add properties to.
- */
- _getPageData(document, result) {
- if (result.previews.length < 1) {
- result.previews = this._getImageUrls(document);
- }
- },
-
- /**
- * Find the first few images in a document, for use as preview images.
- * Will return upto DISCOVER_IMAGES_MAX number of images.
- *
- * @note This is not very clever. It does not (yet) check if any of the
- * images may be appropriate as a preview image.
- *
- * @param {Document} document - Document to extract data from.
- * @return {[string]} Array of URLs.
- */
- _getImageUrls(document) {
- let result = [];
- let elements = document.querySelectorAll("img");
-
- for (let element of elements) {
- let src = element.getAttribute("src");
- if (src) {
- result.push(this._validateURL(document, UnescapeService.unescape(src)));
-
- // We don't want a billion images.
- // TODO: Move this magic number to a const.
- if (result.length > DISCOVER_IMAGES_MAX) {
- break;
- }
- }
- }
-
- return result;
- },
-
- /**
- * Validate a URL. This involves resolving the URL if it's relative to the
- * document location, ensuring it's using an expected scheme, and stripping
- * the userPass portion of the URL.
- *
- * @param {Document} document - Document to use as the root location for a relative URL.
- * @param {string} url - URL to validate.
- * @return {string} Result URL.
- */
- _validateURL(document, url) {
- let docURI = Services.io.newURI(document.documentURI);
- let uri = Services.io.newURI(docURI.resolve(url));
-
- if (!["http", "https"].includes(uri.scheme)) {
- return null;
- }
-
- uri = uri.mutate()
- .setUserPass("")
- .finalize();
-
- return uri.spec;
- },
-};
diff --git a/toolkit/modules/moz.build b/toolkit/modules/moz.build
index 44be08d874ec..dd98a504995a 100644
--- a/toolkit/modules/moz.build
+++ b/toolkit/modules/moz.build
@@ -222,7 +222,6 @@ EXTRA_JS_MODULES += [
'ObjectUtils.jsm',
'offlineAppCache.jsm',
'PageMenu.jsm',
- 'PageMetadata.jsm',
'PermissionsUtils.jsm',
'PopupNotifications.jsm',
'Preferences.jsm',
diff --git a/toolkit/modules/tests/browser/browser.ini b/toolkit/modules/tests/browser/browser.ini
index 277283d11aed..85edc7c499d5 100644
--- a/toolkit/modules/tests/browser/browser.ini
+++ b/toolkit/modules/tests/browser/browser.ini
@@ -1,7 +1,6 @@
[DEFAULT]
support-files =
dummy_page.html
- metadata_*.html
file_FinderIframeTest.html
file_FinderSample.html
file_WebNavigation_page1.html
@@ -51,6 +50,5 @@ skip-if = (verify && debug && (os == 'mac'))
[browser_WebRequest_ancestors.js]
[browser_WebRequest_cookies.js]
[browser_WebRequest_filtering.js]
-[browser_PageMetadata.js]
[browser_PromiseMessage.js]
[browser_Troubleshoot.js]
diff --git a/toolkit/modules/tests/browser/browser_PageMetadata.js b/toolkit/modules/tests/browser/browser_PageMetadata.js
deleted file mode 100644
index 9df7d1e2a888..000000000000
--- a/toolkit/modules/tests/browser/browser_PageMetadata.js
+++ /dev/null
@@ -1,73 +0,0 @@
-/**
- * Tests PageMetadata.jsm, which extracts metadata and microdata from a
- * document.
- */
-
-var {PageMetadata} = ChromeUtils.import("resource://gre/modules/PageMetadata.jsm", {});
-
-var rootURL = "http://example.com/browser/toolkit/modules/tests/browser/";
-
-function promiseDocument(fileName) {
- let url = rootURL + fileName;
-
- return new Promise((resolve, reject) => {
- let xhr = new XMLHttpRequest();
- xhr.onload = () => resolve(xhr.responseXML);
- xhr.onerror = () => reject(new Error("Error loading document"));
- xhr.open("GET", url);
- xhr.responseType = "document";
- xhr.send();
- });
-}
-
-/**
- * Load a simple document.
- */
-add_task(async function simpleDoc() {
- let fileName = "metadata_simple.html";
- info(`Loading a simple page, ${fileName}`);
-
- let doc = await promiseDocument(fileName);
- Assert.notEqual(doc, null,
- "Should have a document to analyse");
-
- let data = PageMetadata.getData(doc);
- Assert.notEqual(data, null,
- "Should have non-null result");
- Assert.equal(data.url, rootURL + fileName,
- "Should have expected url property");
- Assert.equal(data.title, "Test Title",
- "Should have expected title property");
- Assert.equal(data.description, "A very simple test page",
- "Should have expected title property");
-});
-
-add_task(async function titlesDoc() {
- let fileName = "metadata_titles.html";
- info(`Loading titles page, ${fileName}`);
-
- let doc = await promiseDocument(fileName);
- Assert.notEqual(doc, null,
- "Should have a document to analyse");
-
- let data = PageMetadata.getData(doc);
- Assert.notEqual(data, null,
- "Should have non-null result");
- Assert.equal(data.title, "Test Titles",
- "Should use the page title, not the open graph title");
-});
-
-add_task(async function titlesFallbackDoc() {
- let fileName = "metadata_titles_fallback.html";
- info(`Loading titles page, ${fileName}`);
-
- let doc = await promiseDocument(fileName);
- Assert.notEqual(doc, null,
- "Should have a document to analyse");
-
- let data = PageMetadata.getData(doc);
- Assert.notEqual(data, null,
- "Should have non-null result");
- Assert.equal(data.title, "Title",
- "Should use the open graph title");
-});
diff --git a/toolkit/modules/tests/browser/metadata_simple.html b/toolkit/modules/tests/browser/metadata_simple.html
deleted file mode 100644
index 18089e399238..000000000000
--- a/toolkit/modules/tests/browser/metadata_simple.html
+++ /dev/null
@@ -1,10 +0,0 @@
-
-
-
- Test Title
-
-
-
- Llama.
-
-
diff --git a/toolkit/modules/tests/browser/metadata_titles.html b/toolkit/modules/tests/browser/metadata_titles.html
deleted file mode 100644
index bd420130444c..000000000000
--- a/toolkit/modules/tests/browser/metadata_titles.html
+++ /dev/null
@@ -1,11 +0,0 @@
-
-
-
- Test Titles
-
-
-
-
- Llama.
-
-
diff --git a/toolkit/modules/tests/browser/metadata_titles_fallback.html b/toolkit/modules/tests/browser/metadata_titles_fallback.html
deleted file mode 100644
index 5b71879b22d2..000000000000
--- a/toolkit/modules/tests/browser/metadata_titles_fallback.html
+++ /dev/null
@@ -1,10 +0,0 @@
-
-
-
-
-
-
-
- Llama.
-
-