The Tor Browser / file comparison
comparison: dom/permission/PermissionSettings.js
dom/permission/PermissionSettings.js
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:4706c69bb00a |
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| 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 file, | |
| 3 * You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 "use strict"; | |
| 6 | |
| 7 function debug(aMsg) { | |
| 8 //dump("-*- PermissionSettings.js: " + aMsg + "\n"); | |
| 9 } | |
| 10 | |
| 11 const Cc = Components.classes; | |
| 12 const Ci = Components.interfaces; | |
| 13 const Cu = Components.utils; | |
| 14 | |
| 15 Cu.import("resource://gre/modules/XPCOMUtils.jsm"); | |
| 16 Cu.import("resource://gre/modules/Services.jsm"); | |
| 17 Cu.import("resource://gre/modules/PermissionsTable.jsm"); | |
| 18 | |
| 19 var cpm = Cc["@mozilla.org/childprocessmessagemanager;1"].getService(Ci.nsISyncMessageSender); | |
| 20 | |
| 21 // PermissionSettings | |
| 22 | |
| 23 const PERMISSIONSETTINGS_CONTRACTID = "@mozilla.org/permissionSettings;1"; | |
| 24 const PERMISSIONSETTINGS_CID = Components.ID("{cd2cf7a1-f4c1-487b-8c1b-1a71c7097431}"); | |
| 25 | |
| 26 function PermissionSettings() | |
| 27 { | |
| 28 debug("Constructor"); | |
| 29 } | |
| 30 | |
| 31 XPCOMUtils.defineLazyServiceGetter(this, | |
| 32 "permissionManager", | |
| 33 "@mozilla.org/permissionmanager;1", | |
| 34 "nsIPermissionManager"); | |
| 35 | |
| 36 XPCOMUtils.defineLazyServiceGetter(this, | |
| 37 "secMan", | |
| 38 "@mozilla.org/scriptsecuritymanager;1", | |
| 39 "nsIScriptSecurityManager"); | |
| 40 | |
| 41 XPCOMUtils.defineLazyServiceGetter(this, | |
| 42 "appsService", | |
| 43 "@mozilla.org/AppsService;1", | |
| 44 "nsIAppsService"); | |
| 45 | |
| 46 PermissionSettings.prototype = { | |
| 47 get: function get(aPermName, aManifestURL, aOrigin, aBrowserFlag) { | |
| 48 debug("Get called with: " + aPermName + ", " + aManifestURL + ", " + aOrigin + ", " + aBrowserFlag); | |
| 49 let uri = Services.io.newURI(aOrigin, null, null); | |
| 50 let appID = appsService.getAppLocalIdByManifestURL(aManifestURL); | |
| 51 let principal = secMan.getAppCodebasePrincipal(uri, appID, aBrowserFlag); | |
| 52 let result = permissionManager.testExactPermanentPermission(principal, aPermName); | |
| 53 | |
| 54 switch (result) | |
| 55 { | |
| 56 case Ci.nsIPermissionManager.UNKNOWN_ACTION: | |
| 57 return "unknown"; | |
| 58 case Ci.nsIPermissionManager.ALLOW_ACTION: | |
| 59 return "allow"; | |
| 60 case Ci.nsIPermissionManager.DENY_ACTION: | |
| 61 return "deny"; | |
| 62 case Ci.nsIPermissionManager.PROMPT_ACTION: | |
| 63 return "prompt"; | |
| 64 default: | |
| 65 dump("Unsupported PermissionSettings Action!\n"); | |
| 66 return "unknown"; | |
| 67 } | |
| 68 }, | |
| 69 | |
| 70 isExplicit: function isExplicit(aPermName, aManifestURL, aOrigin, | |
| 71 aBrowserFlag) { | |
| 72 debug("isExplicit: " + aPermName + ", " + aManifestURL + ", " + aOrigin); | |
| 73 let uri = Services.io.newURI(aOrigin, null, null); | |
| 74 let appID = appsService.getAppLocalIdByManifestURL(aManifestURL); | |
| 75 let principal = secMan.getAppCodebasePrincipal(uri, appID, aBrowserFlag); | |
| 76 | |
| 77 return isExplicitInPermissionsTable(aPermName, principal.appStatus); | |
| 78 }, | |
| 79 | |
| 80 set: function set(aPermName, aPermValue, aManifestURL, aOrigin, | |
| 81 aBrowserFlag) { | |
| 82 debug("Set called with: " + aPermName + ", " + aManifestURL + ", " + | |
| 83 aOrigin + ", " + aPermValue + ", " + aBrowserFlag); | |
| 84 let currentPermValue = this.get(aPermName, aManifestURL, aOrigin, | |
| 85 aBrowserFlag); | |
| 86 let action; | |
| 87 // Check for invalid calls so that we throw an exception rather than get | |
| 88 // killed by parent process | |
| 89 if (currentPermValue === "unknown" || | |
| 90 aPermValue === "unknown" || | |
| 91 !this.isExplicit(aPermName, aManifestURL, aOrigin, aBrowserFlag)) { | |
| 92 let errorMsg = "PermissionSettings.js: '" + aPermName + "'" + | |
| 93 " is an implicit permission for '" + aManifestURL + | |
| 94 "' or the permission isn't set"; | |
| 95 Cu.reportError(errorMsg); | |
| 96 throw new Components.Exception(errorMsg); | |
| 97 } | |
| 98 | |
| 99 cpm.sendSyncMessage("PermissionSettings:AddPermission", { | |
| 100 type: aPermName, | |
| 101 origin: aOrigin, | |
| 102 manifestURL: aManifestURL, | |
| 103 value: aPermValue, | |
| 104 browserFlag: aBrowserFlag | |
| 105 }); | |
| 106 }, | |
| 107 | |
| 108 remove: function remove(aPermName, aManifestURL, aOrigin) { | |
| 109 let uri = Services.io.newURI(aOrigin, null, null); | |
| 110 let appID = appsService.getAppLocalIdByManifestURL(aManifestURL); | |
| 111 let principal = secMan.getAppCodebasePrincipal(uri, appID, true); | |
| 112 | |
| 113 if (principal.appStatus !== Ci.nsIPrincipal.APP_STATUS_NOT_INSTALLED) { | |
| 114 let errorMsg = "PermissionSettings.js: '" + aOrigin + "'" + | |
| 115 " is installed or permission is implicit, cannot remove '" + | |
| 116 aPermName + "'."; | |
| 117 Cu.reportError(errorMsg); | |
| 118 throw new Components.Exception(errorMsg); | |
| 119 } | |
| 120 | |
| 121 // PermissionSettings.jsm handles delete when value is "unknown" | |
| 122 cpm.sendSyncMessage("PermissionSettings:AddPermission", { | |
| 123 type: aPermName, | |
| 124 origin: aOrigin, | |
| 125 manifestURL: aManifestURL, | |
| 126 value: "unknown", | |
| 127 browserFlag: true | |
| 128 }); | |
| 129 }, | |
| 130 | |
| 131 classID : PERMISSIONSETTINGS_CID, | |
| 132 QueryInterface : XPCOMUtils.generateQI([]) | |
| 133 } | |
| 134 | |
| 135 this.NSGetFactory = XPCOMUtils.generateNSGetFactory([PermissionSettings]) |
