b2g/components/B2GAboutRedirector.js

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/b2g/components/B2GAboutRedirector.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,76 @@
     1.4 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.5 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.6 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.7 +const Cc = Components.classes;
     1.8 +const Ci = Components.interfaces;
     1.9 +
    1.10 +Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
    1.11 +Components.utils.import("resource://gre/modules/Services.jsm");
    1.12 +
    1.13 +function debug(msg) {
    1.14 +  //dump("B2GAboutRedirector: " + msg + "\n");
    1.15 +}
    1.16 +
    1.17 +function netErrorURL() {
    1.18 +  let uri = "app://system.gaiamobile.org/net_error.html";
    1.19 +  try {
    1.20 +    uri = Services.prefs.getCharPref("b2g.neterror.url");
    1.21 +  } catch(e) {}
    1.22 +  return uri;
    1.23 +}
    1.24 +
    1.25 +let modules = {
    1.26 +  certerror: {
    1.27 +    uri: "chrome://b2g/content/aboutCertError.xhtml",
    1.28 +    privileged: false,
    1.29 +    hide: true
    1.30 +  },
    1.31 +  neterror: {
    1.32 +    uri: netErrorURL(),
    1.33 +    privileged: false,
    1.34 +    hide: true
    1.35 +  }
    1.36 +};
    1.37 +
    1.38 +function B2GAboutRedirector() {}
    1.39 +B2GAboutRedirector.prototype = {
    1.40 +  QueryInterface: XPCOMUtils.generateQI([Ci.nsIAboutModule]),
    1.41 +  classID: Components.ID("{920400b1-cf8f-4760-a9c4-441417b15134}"),
    1.42 +
    1.43 +  _getModuleInfo: function (aURI) {
    1.44 +    let moduleName = aURI.path.replace(/[?#].*/, "").toLowerCase();
    1.45 +    return modules[moduleName];
    1.46 +  },
    1.47 +
    1.48 +  // nsIAboutModule
    1.49 +  getURIFlags: function(aURI) {
    1.50 +    let flags;
    1.51 +    let moduleInfo = this._getModuleInfo(aURI);
    1.52 +    if (moduleInfo.hide)
    1.53 +      flags = Ci.nsIAboutModule.HIDE_FROM_ABOUTABOUT;
    1.54 +
    1.55 +    return flags | Ci.nsIAboutModule.ALLOW_SCRIPT;
    1.56 +  },
    1.57 +
    1.58 +  newChannel: function(aURI) {
    1.59 +    let moduleInfo = this._getModuleInfo(aURI);
    1.60 +
    1.61 +    var ios = Cc["@mozilla.org/network/io-service;1"].
    1.62 +              getService(Ci.nsIIOService);
    1.63 +
    1.64 +    var channel = ios.newChannel(moduleInfo.uri, null, null);
    1.65 +
    1.66 +    if (!moduleInfo.privileged) {
    1.67 +      // Setting the owner to null means that we'll go through the normal
    1.68 +      // path in GetChannelPrincipal and create a codebase principal based
    1.69 +      // on the channel's originalURI
    1.70 +      channel.owner = null;
    1.71 +    }
    1.72 +
    1.73 +    channel.originalURI = aURI;
    1.74 +
    1.75 +    return channel;
    1.76 +  }
    1.77 +};
    1.78 +
    1.79 +this.NSGetFactory = XPCOMUtils.generateNSGetFactory([B2GAboutRedirector]);

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