The Tor Browser / file comparison
comparison: toolkit/modules/PermissionsUtils.jsm
toolkit/modules/PermissionsUtils.jsm
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:c5f434e44c5f |
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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 | |
| 3 // file, You can obtain one at http://mozilla.org/MPL/2.0/. | |
| 4 | |
| 5 this.EXPORTED_SYMBOLS = ["PermissionsUtils"]; | |
| 6 | |
| 7 const {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components; | |
| 8 | |
| 9 Cu.import("resource://gre/modules/Services.jsm"); | |
| 10 | |
| 11 | |
| 12 let gImportedPrefBranches = new Set(); | |
| 13 | |
| 14 function importPrefBranch(aPrefBranch, aPermission, aAction) { | |
| 15 let list = Services.prefs.getChildList(aPrefBranch, {}); | |
| 16 | |
| 17 for (let pref of list) { | |
| 18 let hosts = ""; | |
| 19 try { | |
| 20 hosts = Services.prefs.getCharPref(pref); | |
| 21 } catch (e) {} | |
| 22 | |
| 23 if (!hosts) | |
| 24 continue; | |
| 25 | |
| 26 hosts = hosts.split(","); | |
| 27 | |
| 28 for (let host of hosts) { | |
| 29 try { | |
| 30 let uri = Services.io.newURI("http://" + host, null, null); | |
| 31 Services.perms.add(uri, aPermission, aAction); | |
| 32 } catch (e) {} | |
| 33 } | |
| 34 | |
| 35 Services.prefs.setCharPref(pref, ""); | |
| 36 } | |
| 37 } | |
| 38 | |
| 39 | |
| 40 this.PermissionsUtils = { | |
| 41 /** | |
| 42 * Import permissions from perferences to the Permissions Manager. After being | |
| 43 * imported, all processed permissions will be set to an empty string. | |
| 44 * Perferences are only processed once during the application's | |
| 45 * lifetime - it's safe to call this multiple times without worrying about | |
| 46 * doing unnecessary work, as the preferences branch will only be processed | |
| 47 * the first time. | |
| 48 * | |
| 49 * @param aPrefBranch Preferences branch to import from. The preferences | |
| 50 * under this branch can specify whitelist (ALLOW_ACTION) | |
| 51 * or blacklist (DENY_ACTION) additions using perference | |
| 52 * names of the form: | |
| 53 * * <BRANCH>.whitelist.add.<ID> | |
| 54 * * <BRANCH>.blacklist.add.<ID> | |
| 55 * Where <ID> can be any valid preference name. | |
| 56 * The value is expected to be a comma separated list of | |
| 57 * host named. eg: | |
| 58 * * something.example.com | |
| 59 * * foo.exmaple.com,bar.example.com | |
| 60 * | |
| 61 * @param aPermission Permission name to be passsed to the Permissions | |
| 62 * Manager. | |
| 63 */ | |
| 64 importFromPrefs: function(aPrefBranch, aPermission) { | |
| 65 if (!aPrefBranch.endsWith(".")) | |
| 66 aPrefBranch += "."; | |
| 67 | |
| 68 // Ensure we only import this pref branch once. | |
| 69 if (gImportedPrefBranches.has(aPrefBranch)) | |
| 70 return; | |
| 71 | |
| 72 importPrefBranch(aPrefBranch + "whitelist.add", aPermission, | |
| 73 Services.perms.ALLOW_ACTION); | |
| 74 importPrefBranch(aPrefBranch + "blacklist.add", aPermission, | |
| 75 Services.perms.DENY_ACTION); | |
| 76 | |
| 77 gImportedPrefBranches.add(aPrefBranch); | |
| 78 } | |
| 79 }; |
