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authorAscrod <32915892+Ascrod@users.noreply.github.com>2019-04-25 20:08:17 -0400
committerAscrod <32915892+Ascrod@users.noreply.github.com>2019-04-27 07:43:12 -0400
commit945b03265637bc8bf5bcd960909d1e8a4ddd5440 (patch)
tree0eba8090ed198c1d076565d86dd21ad08dcca5f5 /toolkit
parentccc4363462053edfc9cf616afa7f86b3244aaff6 (diff)
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Update surrounding code for new Readerable module. Tag #361.
Diffstat (limited to 'toolkit')
-rw-r--r--toolkit/components/reader/ReaderMode.jsm114
-rw-r--r--toolkit/components/reader/Readerable.js114
-rw-r--r--toolkit/components/reader/Readerable.jsm10
-rw-r--r--toolkit/components/reader/moz.build4
4 files changed, 134 insertions, 108 deletions
diff --git a/toolkit/components/reader/ReaderMode.jsm b/toolkit/components/reader/ReaderMode.jsm
index 218e12d60..ebc333495 100644
--- a/toolkit/components/reader/ReaderMode.jsm
+++ b/toolkit/components/reader/ReaderMode.jsm
@@ -30,13 +30,7 @@ XPCOMUtils.defineLazyModuleGetter(this, "CommonUtils", "resource://services-comm
XPCOMUtils.defineLazyModuleGetter(this, "EventDispatcher", "resource://gre/modules/Messaging.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "OS", "resource://gre/modules/osfile.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "ReaderWorker", "resource://gre/modules/reader/ReaderWorker.jsm");
-
-XPCOMUtils.defineLazyGetter(this, "Readability", function() {
- let scope = {};
- scope.dump = this.dump;
- Services.scriptloader.loadSubScript("resource://gre/modules/reader/Readability.js", scope);
- return scope.Readability;
-});
+XPCOMUtils.defineLazyModuleGetter(this, "Readerable", "resource://gre/modules/Readerable.jsm");
this.ReaderMode = {
// Version of the cache schema.
@@ -53,33 +47,6 @@ this.ReaderMode = {
return this.parseNodeLimit = Services.prefs.getIntPref("reader.parse-node-limit");
},
- get isEnabledForParseOnLoad() {
- delete this.isEnabledForParseOnLoad;
-
- // Listen for future pref changes.
- Services.prefs.addObserver("reader.parse-on-load.", this, false);
-
- return this.isEnabledForParseOnLoad = this._getStateForParseOnLoad();
- },
-
- _getStateForParseOnLoad() {
- let isEnabled = Services.prefs.getBoolPref("reader.parse-on-load.enabled");
- let isForceEnabled = Services.prefs.getBoolPref("reader.parse-on-load.force-enabled");
- return isForceEnabled || isEnabled;
- },
-
- observe(aMessage, aTopic, aData) {
- switch (aTopic) {
- case "nsPref:changed":
- if (aData.startsWith("reader.parse-on-load.")) {
- this.isEnabledForParseOnLoad = this._getStateForParseOnLoad();
- } else if (aData === "reader.parse-node-limit") {
- this.parseNodeLimit = Services.prefs.getIntPref(aData);
- }
- break;
- }
- },
-
/**
* Enter the reader mode by going forward one step in history if applicable,
* if not, append the about:reader page in the history instead.
@@ -175,39 +142,6 @@ this.ReaderMode = {
},
/**
- * Decides whether or not a document is reader-able without parsing the whole thing.
- *
- * @param doc A document to parse.
- * @return boolean Whether or not we should show the reader mode button.
- */
- isProbablyReaderable(doc) {
- // Only care about 'real' HTML documents:
- if (doc.mozSyntheticDocument || !(doc instanceof doc.defaultView.HTMLDocument)) {
- return false;
- }
-
- let uri = Services.io.newURI(doc.location.href);
- if (!this._shouldCheckUri(uri)) {
- return false;
- }
-
- let utils = this.getUtilsForWin(doc.defaultView);
- // We pass in a helper function to determine if a node is visible, because
- // it uses gecko APIs that the engine-agnostic readability code can't rely
- // upon.
- return new Readability(doc).isProbablyReaderable(this.isNodeVisible.bind(this, utils));
- },
-
- isNodeVisible(utils, node) {
- let bounds = utils.getBoundsWithoutFlushing(node);
- return bounds.height > 0 && bounds.width > 0;
- },
-
- getUtilsForWin(win) {
- return win.QueryInterface(Ci.nsIInterfaceRequestor).getInterface(Ci.nsIDOMWindowUtils);
- },
-
- /**
* Gets an article from a loaded browser's document. This method will not attempt
* to parse certain URIs (e.g. about: URIs).
*
@@ -216,7 +150,8 @@ this.ReaderMode = {
* @resolves JS object representing the article, or null if no article is found.
*/
parseDocument(doc) {
- if (!this._shouldCheckUri(doc.documentURIObject) || !this._shouldCheckUri(doc.baseURIObject, true)) {
+ if (!Readerable.shouldCheckUri(doc.documentURIObject) ||
+ !Readerable.shouldCheckUri(doc.baseURIObject, true)) {
this.log("Reader mode disabled for URI");
return null;
}
@@ -236,7 +171,8 @@ this.ReaderMode = {
if (!doc) {
return null;
}
- if (!this._shouldCheckUri(doc.documentURIObject) || !this._shouldCheckUri(doc.baseURIObject, true)) {
+ if (!Readerable.shouldCheckUri(doc.documentURIObject) ||
+ !Readerable.shouldCheckUri(doc.baseURIObject, true)) {
this.log("Reader mode disabled for URI");
return null;
}
@@ -246,7 +182,7 @@ this.ReaderMode = {
_downloadDocument(url) {
try {
- if (!this._shouldCheckUri(Services.io.newURI(url))) {
+ if (!Readerable.shouldCheckUri(Services.io.newURI(url))) {
return null;
}
} catch (ex) {
@@ -388,44 +324,6 @@ this.ReaderMode = {
dump("Reader: " + msg);
},
- _blockedHosts: [
- "amazon.com",
- "basilisk-browser.org",
- "github.com",
- "mail.google.com",
- "palemoon.org",
- "pinterest.com",
- "reddit.com",
- "twitter.com",
- "youtube.com",
- ],
-
- _shouldCheckUri(uri, isBaseUri = false) {
- if (!(uri.schemeIs("http") || uri.schemeIs("https"))) {
- this.log("Not parsing URI scheme: " + uri.scheme);
- return false;
- }
-
- try {
- uri.QueryInterface(Ci.nsIURL);
- } catch (ex) {
- // If this doesn't work, presumably the URL is not well-formed or something
- return false;
- }
- // Sadly, some high-profile pages have false positives, so bail early for those:
- let asciiHost = uri.asciiHost;
- if (!isBaseUri && this._blockedHosts.some(blockedHost => asciiHost.endsWith(blockedHost))) {
- return false;
- }
-
- if (!isBaseUri && (!uri.filePath || uri.filePath == "/")) {
- this.log("Not parsing home page: " + uri.spec);
- return false;
- }
-
- return true;
- },
-
/**
* Attempts to parse a document into an article. Heavy lifting happens
* in readerWorker.js.
diff --git a/toolkit/components/reader/Readerable.js b/toolkit/components/reader/Readerable.js
new file mode 100644
index 000000000..71c23eb5b
--- /dev/null
+++ b/toolkit/components/reader/Readerable.js
@@ -0,0 +1,114 @@
+// -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
+/* 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";
+
+// This file and Readability-readerable.js are merged together into
+// Readerable.jsm.
+
+/* exported Readerable */
+/* import-globals-from Readability-readerable.js */
+
+const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
+
+Cu.import("resource://gre/modules/Services.jsm");
+Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+
+function isNodeVisible(node) {
+ return node.clientHeight > 0 && node.clientWidth > 0;
+}
+
+var Readerable = {
+ DEBUG: 0,
+
+ get isEnabledForParseOnLoad() {
+ delete this.isEnabledForParseOnLoad;
+
+ // Listen for future pref changes.
+ Services.prefs.addObserver("reader.parse-on-load.", this, false);
+
+ return this.isEnabledForParseOnLoad = this._getStateForParseOnLoad();
+ },
+
+ _getStateForParseOnLoad() {
+ let isEnabled = Services.prefs.getBoolPref("reader.parse-on-load.enabled");
+ let isForceEnabled = Services.prefs.getBoolPref("reader.parse-on-load.force-enabled");
+ return isForceEnabled || isEnabled;
+ },
+
+ observe(aMessage, aTopic, aData) {
+ switch (aTopic) {
+ case "nsPref:changed":
+ if (aData.startsWith("reader.parse-on-load.")) {
+ this.isEnabledForParseOnLoad = this._getStateForParseOnLoad();
+ } else if (aData === "reader.parse-node-limit") {
+ this.parseNodeLimit = Services.prefs.getIntPref(aData);
+ }
+ break;
+ }
+ },
+
+ log(msg) {
+ if (this.DEBUG)
+ dump("Reader: " + msg);
+ },
+
+ /**
+ * Decides whether or not a document is reader-able without parsing the whole thing.
+ *
+ * @param doc A document to parse.
+ * @return boolean Whether or not we should show the reader mode button.
+ */
+ isProbablyReaderable(doc) {
+ // Only care about 'real' HTML documents:
+ if (doc.mozSyntheticDocument || !(doc instanceof doc.defaultView.HTMLDocument)) {
+ return false;
+ }
+
+ let uri = Services.io.newURI(doc.location.href);
+ if (!this.shouldCheckUri(uri)) {
+ return false;
+ }
+
+ return isProbablyReaderable(doc, isNodeVisible);
+ },
+
+ _blockedHosts: [
+ "amazon.com",
+ "basilisk-browser.org",
+ "github.com",
+ "mail.google.com",
+ "palemoon.org",
+ "pinterest.com",
+ "reddit.com",
+ "twitter.com",
+ "youtube.com",
+ ],
+
+ shouldCheckUri(uri, isBaseUri = false) {
+ if (!(uri.schemeIs("http") || uri.schemeIs("https"))) {
+ this.log("Not parsing URI scheme: " + uri.scheme);
+ return false;
+ }
+
+ try {
+ uri.QueryInterface(Ci.nsIURL);
+ } catch (ex) {
+ // If this doesn't work, presumably the URL is not well-formed or something
+ return false;
+ }
+ // Sadly, some high-profile pages have false positives, so bail early for those:
+ let asciiHost = uri.asciiHost;
+ if (!isBaseUri && this._blockedHosts.some(blockedHost => asciiHost.endsWith(blockedHost))) {
+ return false;
+ }
+
+ if (!isBaseUri && (!uri.filePath || uri.filePath == "/")) {
+ this.log("Not parsing home page: " + uri.spec);
+ return false;
+ }
+
+ return true;
+ },
+};
diff --git a/toolkit/components/reader/Readerable.jsm b/toolkit/components/reader/Readerable.jsm
new file mode 100644
index 000000000..2268487e4
--- /dev/null
+++ b/toolkit/components/reader/Readerable.jsm
@@ -0,0 +1,10 @@
+// -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
+/* 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 = ["Readerable"];
+
+#include Readability-readerable.js
+#include Readerable.js
diff --git a/toolkit/components/reader/moz.build b/toolkit/components/reader/moz.build
index 6863d6542..d49bda14f 100644
--- a/toolkit/components/reader/moz.build
+++ b/toolkit/components/reader/moz.build
@@ -11,6 +11,10 @@ EXTRA_JS_MODULES += [
'ReaderMode.jsm'
]
+EXTRA_PP_JS_MODULES += [
+ 'Readerable.jsm'
+]
+
EXTRA_JS_MODULES.reader = [
'JSDOMParser.js',
'Readability.js',