forked from mirrors/gecko-dev
		
	 5fa9aadc74
			
		
	
	
		5fa9aadc74
		
	
	
	
	
		
			
			MozReview-Commit-ID: IG84xKxO9Wc --HG-- extra : rebase_source : bc46d1f4dcfee66523a2ede8ec32ef9014cf170c
		
			
				
	
	
		
			100 lines
		
	
	
	
		
			4.1 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			100 lines
		
	
	
	
		
			4.1 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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| ChromeUtils.import("resource://gre/modules/Services.jsm");
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| ChromeUtils.import("resource://gre/modules/XPCOMUtils.jsm");
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| 
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| ChromeUtils.defineModuleGetter(this, "NetUtil",
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|                                "resource://gre/modules/NetUtil.jsm");
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| 
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| function MainProcessSingleton() {}
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| MainProcessSingleton.prototype = {
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|   classID: Components.ID("{0636a680-45cb-11e4-916c-0800200c9a66}"),
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|   QueryInterface: ChromeUtils.generateQI([Ci.nsIObserver,
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|                                           Ci.nsISupportsWeakReference]),
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| 
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|   // Called when a webpage calls window.external.AddSearchProvider
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|   addSearchEngine({ target: browser, data: { pageURL, engineURL } }) {
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|     pageURL = NetUtil.newURI(pageURL);
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|     engineURL = NetUtil.newURI(engineURL, null, pageURL);
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| 
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|     let iconURL;
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|     let tabbrowser = browser.getTabBrowser();
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|     if (browser.mIconURL && (!tabbrowser || tabbrowser.shouldLoadFavIcon(pageURL)))
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|       iconURL = NetUtil.newURI(browser.mIconURL);
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| 
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|     try {
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|       // Make sure the URLs are HTTP, HTTPS, or FTP.
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|       let isWeb = ["https", "http", "ftp"];
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| 
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|       if (!isWeb.includes(engineURL.scheme))
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|         throw "Unsupported search engine URL: " + engineURL.spec;
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| 
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|       if (iconURL && !isWeb.includes(iconURL.scheme))
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|         throw "Unsupported search icon URL: " + iconURL.spec;
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| 
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|       if (Services.policies &&
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|           !Services.policies.isAllowed("installSearchEngine")) {
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|         throw "Search Engine installation blocked by the Enterprise Policy Manager.";
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|       }
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|     } catch (ex) {
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|       Cu.reportError("Invalid argument passed to window.external.AddSearchProvider: " + ex);
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| 
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|       var searchBundle = Services.strings.createBundle("chrome://global/locale/search/search.properties");
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|       var brandBundle = Services.strings.createBundle("chrome://branding/locale/brand.properties");
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|       var brandName = brandBundle.GetStringFromName("brandShortName");
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|       var title = searchBundle.GetStringFromName("error_invalid_format_title");
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|       var msg = searchBundle.formatStringFromName("error_invalid_engine_msg2",
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|                                                   [brandName, engineURL.spec], 2);
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|       Services.ww.getNewPrompter(browser.ownerGlobal).alert(title, msg);
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|       return;
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|     }
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| 
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|     Services.search.init(function(status) {
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|       if (status != Cr.NS_OK)
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|         return;
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| 
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|       Services.search.addEngine(engineURL.spec, null, iconURL ? iconURL.spec : null, true);
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|     });
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|   },
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| 
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|   observe(subject, topic, data) {
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|     switch (topic) {
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|     case "app-startup": {
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|       Services.obs.addObserver(this, "xpcom-shutdown");
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|       Services.obs.addObserver(this, "document-element-inserted");
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| 
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|       // Load this script early so that console.* is initialized
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|       // before other frame scripts.
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|       Services.mm.loadFrameScript("chrome://global/content/browser-content.js", true);
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|       Services.ppmm.loadProcessScript("chrome://global/content/process-content.js", true);
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|       Services.mm.addMessageListener("Search:AddEngine", this.addSearchEngine);
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|       Services.ppmm.loadProcessScript("resource:///modules/ContentObservers.js", true);
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|       break;
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|     }
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| 
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|     case "document-element-inserted":
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|       // Set up Custom Elements for XUL windows before anything else happens
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|       // in the document. Anything loaded here should be considered part of
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|       // core XUL functionality. Any window-specific elements can be registered
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|       // via <script> tags at the top of individual documents.
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|       const doc = subject;
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|       if (doc.nodePrincipal.isSystemPrincipal &&
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|           doc.contentType == "application/vnd.mozilla.xul+xml") {
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|         Services.scriptloader.loadSubScript(
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|           "chrome://global/content/customElements.js", doc.ownerGlobal);
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|       }
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|       break;
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| 
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|     case "xpcom-shutdown":
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|       Services.mm.removeMessageListener("Search:AddEngine", this.addSearchEngine);
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|       Services.obs.removeObserver(this, "document-element-inserted");
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|       break;
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|     }
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|   },
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| };
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| 
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| this.NSGetFactory = XPCOMUtils.generateNSGetFactory([MainProcessSingleton]);
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