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author | Matt A. Tobin <email@mattatobin.com> | 2018-02-02 05:06:10 -0500 |
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committer | Matt A. Tobin <email@mattatobin.com> | 2018-02-02 05:06:10 -0500 |
commit | 6d614170cbfa958564eb5f824234ad5a9e484344 (patch) | |
tree | 3e1eb384382f30987cb2e64bd654afa8b74fd06b /application/basilisk/extensions/pdfjs/content/PdfJs.jsm | |
parent | 2a6b605d64b19411a300efdbbd7f78c349f90206 (diff) | |
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Revert "Add Basilisk"
This reverts commit e72ef92b5bdc43cd2584198e2e54e951b70299e8.
Diffstat (limited to 'application/basilisk/extensions/pdfjs/content/PdfJs.jsm')
-rw-r--r-- | application/basilisk/extensions/pdfjs/content/PdfJs.jsm | 348 |
1 files changed, 0 insertions, 348 deletions
diff --git a/application/basilisk/extensions/pdfjs/content/PdfJs.jsm b/application/basilisk/extensions/pdfjs/content/PdfJs.jsm deleted file mode 100644 index 6aada3277..000000000 --- a/application/basilisk/extensions/pdfjs/content/PdfJs.jsm +++ /dev/null @@ -1,348 +0,0 @@ -/* Copyright 2012 Mozilla Foundation - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -/* globals Components, Services, XPCOMUtils, PdfjsChromeUtils, - PdfjsContentUtils, PdfStreamConverter */ - -'use strict'; - -var EXPORTED_SYMBOLS = ['PdfJs']; - -const Cc = Components.classes; -const Ci = Components.interfaces; -const Cr = Components.results; -const Cm = Components.manager; -const Cu = Components.utils; - -const PREF_PREFIX = 'pdfjs'; -const PREF_DISABLED = PREF_PREFIX + '.disabled'; -const PREF_MIGRATION_VERSION = PREF_PREFIX + '.migrationVersion'; -const PREF_PREVIOUS_ACTION = PREF_PREFIX + '.previousHandler.preferredAction'; -const PREF_PREVIOUS_ASK = PREF_PREFIX + - '.previousHandler.alwaysAskBeforeHandling'; -const PREF_DISABLED_PLUGIN_TYPES = 'plugin.disable_full_page_plugin_for_types'; -const TOPIC_PDFJS_HANDLER_CHANGED = 'pdfjs:handlerChanged'; -const TOPIC_PLUGINS_LIST_UPDATED = 'plugins-list-updated'; -const TOPIC_PLUGIN_INFO_UPDATED = 'plugin-info-updated'; -const PDF_CONTENT_TYPE = 'application/pdf'; - -Cu.import('resource://gre/modules/XPCOMUtils.jsm'); -Cu.import('resource://gre/modules/Services.jsm'); - -var Svc = {}; -XPCOMUtils.defineLazyServiceGetter(Svc, 'mime', - '@mozilla.org/mime;1', - 'nsIMIMEService'); -XPCOMUtils.defineLazyServiceGetter(Svc, 'pluginHost', - '@mozilla.org/plugin/host;1', - 'nsIPluginHost'); -XPCOMUtils.defineLazyModuleGetter(this, 'PdfjsChromeUtils', - 'resource://pdf.js/PdfjsChromeUtils.jsm'); -XPCOMUtils.defineLazyModuleGetter(this, 'PdfjsContentUtils', - 'resource://pdf.js/PdfjsContentUtils.jsm'); - -function getBoolPref(aPref, aDefaultValue) { - try { - return Services.prefs.getBoolPref(aPref); - } catch (ex) { - return aDefaultValue; - } -} - -function getIntPref(aPref, aDefaultValue) { - try { - return Services.prefs.getIntPref(aPref); - } catch (ex) { - return aDefaultValue; - } -} - -function isDefaultHandler() { - if (Services.appinfo.processType === Services.appinfo.PROCESS_TYPE_CONTENT) { - return PdfjsContentUtils.isDefaultHandlerApp(); - } - return PdfjsChromeUtils.isDefaultHandlerApp(); -} - -function initializeDefaultPreferences() { - var DEFAULT_PREFERENCES = -{ - "showPreviousViewOnLoad": true, - "defaultZoomValue": "", - "sidebarViewOnLoad": 0, - "enableHandToolOnLoad": false, - "enableWebGL": false, - "pdfBugEnabled": false, - "disableRange": false, - "disableStream": false, - "disableAutoFetch": false, - "disableFontFace": false, - "disableTextLayer": false, - "useOnlyCssZoom": false, - "externalLinkTarget": 0, - "enhanceTextSelection": false, - "renderer": "canvas", - "renderInteractiveForms": false, - "disablePageLabels": false -} - - - var defaultBranch = Services.prefs.getDefaultBranch(PREF_PREFIX + '.'); - var defaultValue; - for (var key in DEFAULT_PREFERENCES) { - defaultValue = DEFAULT_PREFERENCES[key]; - switch (typeof defaultValue) { - case 'boolean': - defaultBranch.setBoolPref(key, defaultValue); - break; - case 'number': - defaultBranch.setIntPref(key, defaultValue); - break; - case 'string': - defaultBranch.setCharPref(key, defaultValue); - break; - } - } -} - -// Register/unregister a constructor as a factory. -function Factory() {} -Factory.prototype = { - register: function register(targetConstructor) { - var proto = targetConstructor.prototype; - this._classID = proto.classID; - - var factory = XPCOMUtils._getFactory(targetConstructor); - this._factory = factory; - - var registrar = Cm.QueryInterface(Ci.nsIComponentRegistrar); - registrar.registerFactory(proto.classID, proto.classDescription, - proto.contractID, factory); - - if (proto.classID2) { - this._classID2 = proto.classID2; - registrar.registerFactory(proto.classID2, proto.classDescription, - proto.contractID2, factory); - } - }, - - unregister: function unregister() { - var registrar = Cm.QueryInterface(Ci.nsIComponentRegistrar); - registrar.unregisterFactory(this._classID, this._factory); - if (this._classID2) { - registrar.unregisterFactory(this._classID2, this._factory); - } - this._factory = null; - } -}; - -var PdfJs = { - QueryInterface: XPCOMUtils.generateQI([Ci.nsIObserver]), - _registered: false, - _initialized: false, - - init: function init(remote) { - if (Services.appinfo.processType !== - Services.appinfo.PROCESS_TYPE_DEFAULT) { - throw new Error('PdfJs.init should only get called ' + - 'in the parent process.'); - } - PdfjsChromeUtils.init(); - if (!remote) { - PdfjsContentUtils.init(); - } - this.initPrefs(); - this.updateRegistration(); - }, - - initPrefs: function initPrefs() { - if (this._initialized) { - return; - } - this._initialized = true; - - if (!getBoolPref(PREF_DISABLED, true)) { - this._migrate(); - } - - // Listen for when pdf.js is completely disabled or a different pdf handler - // is chosen. - Services.prefs.addObserver(PREF_DISABLED, this, false); - Services.prefs.addObserver(PREF_DISABLED_PLUGIN_TYPES, this, false); - Services.obs.addObserver(this, TOPIC_PDFJS_HANDLER_CHANGED, false); - Services.obs.addObserver(this, TOPIC_PLUGINS_LIST_UPDATED, false); - Services.obs.addObserver(this, TOPIC_PLUGIN_INFO_UPDATED, false); - - initializeDefaultPreferences(); - }, - - updateRegistration: function updateRegistration() { - if (this.enabled) { - this._ensureRegistered(); - } else { - this._ensureUnregistered(); - } - }, - - uninit: function uninit() { - if (this._initialized) { - Services.prefs.removeObserver(PREF_DISABLED, this); - Services.prefs.removeObserver(PREF_DISABLED_PLUGIN_TYPES, this); - Services.obs.removeObserver(this, TOPIC_PDFJS_HANDLER_CHANGED); - Services.obs.removeObserver(this, TOPIC_PLUGINS_LIST_UPDATED); - Services.obs.removeObserver(this, TOPIC_PLUGIN_INFO_UPDATED); - this._initialized = false; - } - this._ensureUnregistered(); - }, - - _migrate: function migrate() { - const VERSION = 2; - var currentVersion = getIntPref(PREF_MIGRATION_VERSION, 0); - if (currentVersion >= VERSION) { - return; - } - // Make pdf.js the default pdf viewer on the first migration. - if (currentVersion < 1) { - this._becomeHandler(); - } - if (currentVersion < 2) { - // cleaning up of unused database preference (see #3994) - Services.prefs.clearUserPref(PREF_PREFIX + '.database'); - } - Services.prefs.setIntPref(PREF_MIGRATION_VERSION, VERSION); - }, - - _becomeHandler: function _becomeHandler() { - let handlerInfo = Svc.mime.getFromTypeAndExtension(PDF_CONTENT_TYPE, 'pdf'); - let prefs = Services.prefs; - if (handlerInfo.preferredAction !== Ci.nsIHandlerInfo.handleInternally && - handlerInfo.preferredAction !== false) { - // Store the previous settings of preferredAction and - // alwaysAskBeforeHandling in case we need to revert them in a hotfix that - // would turn pdf.js off. - prefs.setIntPref(PREF_PREVIOUS_ACTION, handlerInfo.preferredAction); - prefs.setBoolPref(PREF_PREVIOUS_ASK, handlerInfo.alwaysAskBeforeHandling); - } - - let handlerService = Cc['@mozilla.org/uriloader/handler-service;1']. - getService(Ci.nsIHandlerService); - - // Change and save mime handler settings. - handlerInfo.alwaysAskBeforeHandling = false; - handlerInfo.preferredAction = Ci.nsIHandlerInfo.handleInternally; - handlerService.store(handlerInfo); - - // Also disable any plugins for pdfs. - var stringTypes = ''; - var types = []; - if (prefs.prefHasUserValue(PREF_DISABLED_PLUGIN_TYPES)) { - stringTypes = prefs.getCharPref(PREF_DISABLED_PLUGIN_TYPES); - } - if (stringTypes !== '') { - types = stringTypes.split(','); - } - - if (types.indexOf(PDF_CONTENT_TYPE) === -1) { - types.push(PDF_CONTENT_TYPE); - } - prefs.setCharPref(PREF_DISABLED_PLUGIN_TYPES, types.join(',')); - - // Update the category manager in case the plugins are already loaded. - let categoryManager = Cc['@mozilla.org/categorymanager;1']; - categoryManager.getService(Ci.nsICategoryManager). - deleteCategoryEntry('Goanna-Content-Viewers', - PDF_CONTENT_TYPE, - false); - }, - - // nsIObserver - observe: function observe(aSubject, aTopic, aData) { - this.updateRegistration(); - if (Services.appinfo.processType === - Services.appinfo.PROCESS_TYPE_DEFAULT) { - let jsm = 'resource://pdf.js/PdfjsChromeUtils.jsm'; - let PdfjsChromeUtils = Components.utils.import(jsm, {}).PdfjsChromeUtils; - PdfjsChromeUtils.notifyChildOfSettingsChange(); - } - }, - - /** - * pdf.js is only enabled if it is both selected as the pdf viewer and if the - * global switch enabling it is true. - * @return {boolean} Whether or not it's enabled. - */ - get enabled() { - var disabled = getBoolPref(PREF_DISABLED, true); - if (disabled) { - return false; - } - - // Check if the 'application/pdf' preview handler is configured properly. - if (!isDefaultHandler()) { - return false; - } - - // Check if we have disabled plugin handling of 'application/pdf' in prefs - if (Services.prefs.prefHasUserValue(PREF_DISABLED_PLUGIN_TYPES)) { - let disabledPluginTypes = - Services.prefs.getCharPref(PREF_DISABLED_PLUGIN_TYPES).split(','); - if (disabledPluginTypes.indexOf(PDF_CONTENT_TYPE) >= 0) { - return true; - } - } - - // Check if there is an enabled pdf plugin. - // Note: this check is performed last because getPluginTags() triggers - // costly plugin list initialization (bug 881575) - let tags = Cc['@mozilla.org/plugin/host;1']. - getService(Ci.nsIPluginHost). - getPluginTags(); - let enabledPluginFound = tags.some(function(tag) { - if (tag.disabled) { - return false; - } - let mimeTypes = tag.getMimeTypes(); - return mimeTypes.some(function(mimeType) { - return mimeType === PDF_CONTENT_TYPE; - }); - }); - - // Use pdf.js if pdf plugin is not present or disabled - return !enabledPluginFound; - }, - - _ensureRegistered: function _ensureRegistered() { - if (this._registered) { - return; - } - this._pdfStreamConverterFactory = new Factory(); - Cu.import('resource://pdf.js/PdfStreamConverter.jsm'); - this._pdfStreamConverterFactory.register(PdfStreamConverter); - - this._registered = true; - }, - - _ensureUnregistered: function _ensureUnregistered() { - if (!this._registered) { - return; - } - this._pdfStreamConverterFactory.unregister(); - Cu.unload('resource://pdf.js/PdfStreamConverter.jsm'); - delete this._pdfStreamConverterFactory; - - this._registered = false; - } -}; - |