/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

function RecordingCmdLineHandler() {}
RecordingCmdLineHandler.prototype = {
  /* nsISupports */
  QueryInterface: ChromeUtils.generateQI(["nsICommandLineHandler"]),

  /* nsICommandLineHandler */
  handle: function handler_handle(cmdLine) {
    var args = {};
    args.wrappedJSObject = args;
    try {
      var uristr = cmdLine.handleFlagWithParam("recording", false);
      if (uristr == null) {
        return;
      }
      try {
        args.uri = cmdLine.resolveURI(uristr).spec;
      } catch (e) {
        return;
      }
    } catch (e) {
      cmdLine.handleFlag("recording", true);
    }

    /**
     * Manipulate preferences by adding to the *default* branch.  Adding
     * to the default branch means the changes we make won't get written
     * back to user preferences.
     *
     * We want to do this here rather than in reftest.js because it's
     * important to set the recording pref before the platform Init gets
     * called.
     */
    var prefs = Cc["@mozilla.org/preferences-service;1"].getService(
      Ci.nsIPrefService
    );
    var branch = prefs.getDefaultBranch("");

    try {
      var outputstr = cmdLine.handleFlagWithParam("recording-output", false);
      if (outputstr != null) {
        branch.setCharPref("gfx.2d.recordingfile", outputstr);
      }
    } catch (e) {}

    branch.setBoolPref("gfx.2d.recording", true);

    var wwatch = Cc["@mozilla.org/embedcomp/window-watcher;1"].getService(
      Ci.nsIWindowWatcher
    );
    wwatch.openWindow(
      null,
      "chrome://recording/content/recording.xhtml",
      "_blank",
      "chrome,dialog=no,all",
      args
    );
    cmdLine.preventDefault = true;
  },

  helpInfo:
    "  --recording <file> Record drawing for a given URL.\n" +
    "  --recording-output <file> Specify destination file for a drawing recording.\n",
};

var EXPORTED_SYMBOLS = ["RecordingCmdLineHandler"];