forked from mirrors/gecko-dev
		
	
		
			
				
	
	
		
			99 lines
		
	
	
	
		
			3.4 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			99 lines
		
	
	
	
		
			3.4 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| /* 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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| "use strict";
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| 
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| XPCOMUtils.defineLazyModuleGetter(this, "ExtensionPreferencesManager",
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|                                   "resource://gre/modules/ExtensionPreferencesManager.jsm");
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| 
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| const searchInitialized = () => {
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|   return new Promise(resolve => {
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|     if (Services.search.isInitialized) {
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|       resolve();
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|     }
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|     const SEARCH_SERVICE_TOPIC = "browser-search-service";
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|     Services.obs.addObserver(function observer(subject, topic, data) {
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|       if (data != "init-complete") {
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|         return;
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|       }
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| 
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|       Services.obs.removeObserver(observer, SEARCH_SERVICE_TOPIC);
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|       resolve();
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|     }, SEARCH_SERVICE_TOPIC);
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|   });
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| };
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| 
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| this.chrome_settings_overrides = class extends ExtensionAPI {
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|   async onManifestEntry(entryName) {
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|     let {extension} = this;
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|     let {manifest} = extension;
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| 
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|     if (manifest.chrome_settings_overrides.homepage) {
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|       ExtensionPreferencesManager.setSetting(extension, "homepage_override",
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|                                              manifest.chrome_settings_overrides.homepage);
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|     }
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|     if (manifest.chrome_settings_overrides.search_provider) {
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|       await searchInitialized();
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|       let searchProvider = manifest.chrome_settings_overrides.search_provider;
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|       let isCurrent = false;
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|       let index = -1;
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|       if (extension.startupReason === "ADDON_UPGRADE") {
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|         let engines = Services.search.getEnginesByExtensionID(extension.id);
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|         if (engines.length > 0) {
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|           // There can be only one engine right now
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|           isCurrent = Services.search.currentEngine == engines[0];
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|           // Get position of engine and store it
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|           index = Services.search.getEngines().indexOf(engines[0]);
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|           Services.search.removeEngine(engines[0]);
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|         }
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|       }
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|       try {
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|         Services.search.addEngineWithDetails(searchProvider.name.trim(),
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|                                              searchProvider.favicon_url,
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|                                              searchProvider.keyword, null,
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|                                              "GET", searchProvider.search_url,
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|                                              extension.id);
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|         if (extension.startupReason === "ADDON_UPGRADE") {
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|           let engine = Services.search.getEngineByName(searchProvider.name.trim());
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|           if (isCurrent) {
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|             Services.search.currentEngine = engine;
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|           }
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|           if (index != -1) {
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|             Services.search.moveEngine(engine, index);
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|           }
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|         }
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|       } catch (e) {
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|         Components.utils.reportError(e);
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|       }
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|     }
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|   }
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|   async onShutdown(reason) {
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|     let {extension} = this;
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|     if (reason == "ADDON_DISABLE" ||
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|         reason == "ADDON_UNINSTALL") {
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|       if (extension.manifest.chrome_settings_overrides.search_provider) {
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|         await searchInitialized();
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|         let engines = Services.search.getEnginesByExtensionID(extension.id);
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|         for (let engine of engines) {
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|           try {
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|             Services.search.removeEngine(engine);
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|           } catch (e) {
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|             Components.utils.reportError(e);
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|           }
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|         }
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|       }
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|     }
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|   }
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| };
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| 
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| ExtensionPreferencesManager.addSetting("homepage_override", {
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|   prefNames: [
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|     "browser.startup.homepage",
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|   ],
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|   setCallback(value) {
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|     return {
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|       "browser.startup.homepage": value,
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|     };
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|   },
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| });
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