The Tor Browser / file comparison
comparison: toolkit/mozapps/plugins/content/pluginInstallerDatasource.js
toolkit/mozapps/plugins/content/pluginInstallerDatasource.js
- changeset 0
- 6474c204b198
equal
deleted
inserted
replaced
| -1:000000000000 | 0:040632a0455d |
|---|---|
| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 const PFS_NS = "http://www.mozilla.org/2004/pfs-rdf#"; | |
| 6 | |
| 7 function nsRDFItemUpdater(aClientOS, aChromeLocale) { | |
| 8 this._rdfService = Components.classes["@mozilla.org/rdf/rdf-service;1"] | |
| 9 .getService(Components.interfaces.nsIRDFService); | |
| 10 this._os = Components.classes["@mozilla.org/observer-service;1"] | |
| 11 .getService(Components.interfaces.nsIObserverService); | |
| 12 | |
| 13 var app = Components.classes["@mozilla.org/xre/app-info;1"] | |
| 14 .getService(Components.interfaces.nsIXULAppInfo); | |
| 15 this.appID = app.ID; | |
| 16 this.buildID = app.platformBuildID; | |
| 17 this.appRelease = app.version; | |
| 18 | |
| 19 this.clientOS = aClientOS; | |
| 20 this.chromeLocale = aChromeLocale; | |
| 21 | |
| 22 var prefBranch = Components.classes["@mozilla.org/preferences-service;1"] | |
| 23 .getService(Components.interfaces.nsIPrefBranch); | |
| 24 this.dsURI = prefBranch.getCharPref("pfs.datasource.url"); | |
| 25 } | |
| 26 | |
| 27 nsRDFItemUpdater.prototype = { | |
| 28 checkForPlugin: function (aPluginRequestItem) { | |
| 29 var dsURI = this.dsURI; | |
| 30 // escape the mimetype as mimetypes can contain '+', which will break pfs. | |
| 31 dsURI = dsURI.replace(/%PLUGIN_MIMETYPE%/g, encodeURIComponent(aPluginRequestItem.mimetype)); | |
| 32 dsURI = dsURI.replace(/%APP_ID%/g, this.appID); | |
| 33 dsURI = dsURI.replace(/%APP_VERSION%/g, this.buildID); | |
| 34 dsURI = dsURI.replace(/%APP_RELEASE%/g, this.appRelease); | |
| 35 dsURI = dsURI.replace(/%CLIENT_OS%/g, this.clientOS); | |
| 36 dsURI = dsURI.replace(/%CHROME_LOCALE%/g, this.chromeLocale); | |
| 37 | |
| 38 var ds = this._rdfService.GetDataSource(dsURI); | |
| 39 var rds = ds.QueryInterface(Components.interfaces.nsIRDFRemoteDataSource) | |
| 40 if (rds.loaded) | |
| 41 this.onDatasourceLoaded(ds, aPluginRequestItem); | |
| 42 else { | |
| 43 var sink = ds.QueryInterface(Components.interfaces.nsIRDFXMLSink); | |
| 44 sink.addXMLSinkObserver(new nsPluginXMLRDFDSObserver(this, aPluginRequestItem)); | |
| 45 } | |
| 46 }, | |
| 47 | |
| 48 onDatasourceLoaded: function pfs_onDatasourceLoaded (aDatasource, aPluginRequestItem) { | |
| 49 var container = Components.classes["@mozilla.org/rdf/container;1"] | |
| 50 .createInstance(Components.interfaces.nsIRDFContainer); | |
| 51 var resultRes = this._rdfService.GetResource("urn:mozilla:plugin-results:" + aPluginRequestItem.mimetype); | |
| 52 var pluginList = aDatasource.GetTarget(resultRes, this._rdfService.GetResource(PFS_NS+"plugins"), true); | |
| 53 | |
| 54 var pluginInfo = null; | |
| 55 | |
| 56 try { | |
| 57 container.Init(aDatasource, pluginList); | |
| 58 | |
| 59 var children = container.GetElements(); | |
| 60 var target; | |
| 61 | |
| 62 // get the first item | |
| 63 var child = children.getNext(); | |
| 64 if (child instanceof Components.interfaces.nsIRDFResource) { | |
| 65 var name = this._rdfService.GetResource("http://www.mozilla.org/2004/pfs-rdf#updates"); | |
| 66 target = aDatasource.GetTarget(child, name, true); | |
| 67 } | |
| 68 | |
| 69 try { | |
| 70 container.Init(aDatasource, target); | |
| 71 target = null; | |
| 72 children = container.GetElements(); | |
| 73 | |
| 74 var child = children.getNext(); | |
| 75 if (child instanceof Components.interfaces.nsIRDFResource) { | |
| 76 target = child; | |
| 77 } | |
| 78 | |
| 79 var rdfs = this._rdfService; | |
| 80 | |
| 81 function getPFSValueFromRDF(aValue) { | |
| 82 var rv = null; | |
| 83 | |
| 84 var myTarget = aDatasource.GetTarget(target, rdfs.GetResource(PFS_NS + aValue), true); | |
| 85 if (myTarget) | |
| 86 rv = myTarget.QueryInterface(Components.interfaces.nsIRDFLiteral).Value; | |
| 87 | |
| 88 return rv; | |
| 89 } | |
| 90 | |
| 91 pluginInfo = { | |
| 92 name: getPFSValueFromRDF("name"), | |
| 93 pid: getPFSValueFromRDF("guid"), | |
| 94 version: getPFSValueFromRDF("version"), | |
| 95 IconUrl: getPFSValueFromRDF("IconUrl"), | |
| 96 InstallerLocation: getPFSValueFromRDF("InstallerLocation"), | |
| 97 InstallerHash: getPFSValueFromRDF("InstallerHash"), | |
| 98 XPILocation: getPFSValueFromRDF("XPILocation"), | |
| 99 XPIHash: getPFSValueFromRDF("XPIHash"), | |
| 100 InstallerShowsUI: getPFSValueFromRDF("InstallerShowsUI"), | |
| 101 manualInstallationURL: getPFSValueFromRDF("manualInstallationURL"), | |
| 102 requestedMimetype: getPFSValueFromRDF("requestedMimetype"), | |
| 103 licenseURL: getPFSValueFromRDF("licenseURL"), | |
| 104 needsRestart: getPFSValueFromRDF("needsRestart") | |
| 105 }; | |
| 106 } | |
| 107 catch (ex) { | |
| 108 Components.utils.reportError(ex); | |
| 109 } | |
| 110 } | |
| 111 catch (ex) { | |
| 112 Components.utils.reportError(ex); | |
| 113 } | |
| 114 | |
| 115 gPluginInstaller.pluginInfoReceived(aPluginRequestItem, pluginInfo); | |
| 116 }, | |
| 117 | |
| 118 onDatasourceError: function pfs_onDatasourceError (aPluginRequestItem, aError) { | |
| 119 this._os.notifyObservers(aPluginRequestItem, "error", aError); | |
| 120 Components.utils.reportError(aError); | |
| 121 gPluginInstaller.pluginInfoReceived(aPluginRequestItem, null); | |
| 122 } | |
| 123 }; | |
| 124 | |
| 125 function nsPluginXMLRDFDSObserver(aUpdater, aPluginRequestItem) { | |
| 126 this._updater = aUpdater; | |
| 127 this._item = aPluginRequestItem; | |
| 128 } | |
| 129 | |
| 130 nsPluginXMLRDFDSObserver.prototype = | |
| 131 { | |
| 132 _updater : null, | |
| 133 _item : null, | |
| 134 | |
| 135 // nsIRDFXMLSinkObserver | |
| 136 onBeginLoad: function(aSink) {}, | |
| 137 onInterrupt: function(aSink) {}, | |
| 138 onResume: function(aSink) {}, | |
| 139 onEndLoad: function(aSink) { | |
| 140 aSink.removeXMLSinkObserver(this); | |
| 141 | |
| 142 var ds = aSink.QueryInterface(Components.interfaces.nsIRDFDataSource); | |
| 143 this._updater.onDatasourceLoaded(ds, this._item); | |
| 144 }, | |
| 145 | |
| 146 onError: function(aSink, aStatus, aErrorMsg) { | |
| 147 aSink.removeXMLSinkObserver(this); | |
| 148 this._updater.onDatasourceError(this._item, aStatus.toString()); | |
| 149 } | |
| 150 }; |
