1 files changed, 209 insertions, 0 deletions
diff --git a/browser/components/preferences/blocklists.js b/browser/components/preferences/blocklists.js
new file mode 100644
index 000000000..bc39eb6bd
--- /dev/null
+++ b/browser/components/preferences/blocklists.js
@@ -0,0 +1,209 @@
+/* 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/. */
+
+Components.utils.import("resource://gre/modules/Services.jsm");
+const BASE_LIST_ID = "base";
+const CONTENT_LIST_ID = "content";
+const TRACK_SUFFIX = "-track-digest256";
+const TRACKING_TABLE_PREF = "urlclassifier.trackingTable";
+const LISTS_PREF_BRANCH = "browser.safebrowsing.provider.mozilla.lists.";
+const UPDATE_TIME_PREF = "browser.safebrowsing.provider.mozilla.nextupdatetime";
+
+var gBlocklistManager = {
+  _type: "",
+  _blockLists: [],
+  _brandShortName : null,
+  _bundle: null,
+  _tree: null,
+
+  _view: {
+    _rowCount: 0,
+    get rowCount() {
+      return this._rowCount;
+    },
+    getCellText: function (row, column) {
+      if (column.id == "listCol") {
+        let list = gBlocklistManager._blockLists[row];
+        let desc = list.description ? list.description : "";
+        let text = gBlocklistManager._bundle.getFormattedString("mozNameTemplate",
+                                                                [list.name, desc]);
+        return text;
+      }
+      return "";
+    },
+
+    isSeparator: function(index) { return false; },
+    isSorted: function() { return false; },
+    isContainer: function(index) { return false; },
+    setTree: function(tree) {},
+    getImageSrc: function(row, column) {},
+    getProgressMode: function(row, column) {},
+    getCellValue: function(row, column) {
+      if (column.id == "selectionCol")
+        return gBlocklistManager._blockLists[row].selected;
+      return undefined;
+    },
+    cycleHeader: function(column) {},
+    getRowProperties: function(row) { return ""; },
+    getColumnProperties: function(column) { return ""; },
+    getCellProperties: function(row, column) {
+      if (column.id == "selectionCol") {
+        return "checkmark";
+      }
+
+      return "";
+    }
+  },
+
+  onWindowKeyPress: function (event) {
+    if (event.keyCode == KeyEvent.DOM_VK_ESCAPE) {
+      window.close();
+    } else if (event.keyCode == KeyEvent.DOM_VK_RETURN) {
+      gBlocklistManager.onApplyChanges();
+    }
+  },
+
+  onLoad: function () {
+    this._bundle = document.getElementById("bundlePreferences");
+    let params = window.arguments[0];
+    this.init(params);
+  },
+
+  init: function (params) {
+    if (this._type) {
+      // reusing an open dialog, clear the old observer
+      this.uninit();
+    }
+
+    this._type = "tracking";
+    this._brandShortName = params.brandShortName;
+
+    let blocklistsText = document.getElementById("blocklistsText");
+    while (blocklistsText.hasChildNodes()) {
+      blocklistsText.removeChild(blocklistsText.firstChild);
+    }
+    blocklistsText.appendChild(document.createTextNode(params.introText));
+
+    document.title = params.windowTitle;
+
+    let treecols = document.getElementsByTagName("treecols")[0];
+    treecols.addEventListener("click", event => {
+      if (event.target.nodeName != "treecol" || event.button != 0) {
+        return;
+      }
+    });
+
+    this._loadBlockLists();
+  },
+
+  uninit: function () {},
+
+  onListSelected: function () {
+    for (let list of this._blockLists) {
+      list.selected = false;
+    }
+    this._blockLists[this._tree.currentIndex].selected = true;
+
+    this._updateTree();
+  },
+
+  onApplyChanges: function () {
+    let activeList = this._getActiveList();
+    let selected = null;
+    for (let list of this._blockLists) {
+      if (list.selected) {
+        selected = list;
+        break;
+      }
+    }
+
+    if (activeList !== selected.id) {
+      const Cc = Components.classes, Ci = Components.interfaces;
+      let msg = this._bundle.getFormattedString("blocklistChangeRequiresRestart",
+                                                [this._brandShortName]);
+      let title = this._bundle.getFormattedString("shouldRestartTitle",
+                                                  [this._brandShortName]);
+      let shouldProceed = Services.prompt.confirm(window, title, msg);
+      if (shouldProceed) {
+        let cancelQuit = Cc["@mozilla.org/supports-PRBool;1"]
+                           .createInstance(Ci.nsISupportsPRBool);
+        Services.obs.notifyObservers(cancelQuit, "quit-application-requested",
+                                     "restart");
+        shouldProceed = !cancelQuit.data;
+
+        if (shouldProceed) {
+          let trackingTable = Services.prefs.getCharPref(TRACKING_TABLE_PREF);
+          if (selected.id != CONTENT_LIST_ID) {
+            trackingTable = trackingTable.replace("," + CONTENT_LIST_ID + TRACK_SUFFIX, "");
+          } else {
+            trackingTable += "," + CONTENT_LIST_ID + TRACK_SUFFIX;
+          }
+          Services.prefs.setCharPref(TRACKING_TABLE_PREF, trackingTable);
+          Services.prefs.setCharPref(UPDATE_TIME_PREF, 42);
+
+          Services.startup.quit(Ci.nsIAppStartup.eAttemptQuit |
+                                Ci.nsIAppStartup.eRestart);
+        }
+      }
+
+      // Don't close the dialog in case we didn't quit.
+      return;
+    }
+    window.close();
+  },
+
+  _loadBlockLists: function () {
+    this._blockLists = [];
+
+    // Load blocklists into a table.
+    let branch = Services.prefs.getBranch(LISTS_PREF_BRANCH);
+    let itemArray = branch.getChildList("");
+    for (let itemName of itemArray) {
+      try {
+        this._createOrUpdateBlockList(itemName);
+      } catch (e) {
+        // Ignore bogus or missing list name.
+        continue;
+      }
+    }
+
+    this._updateTree();
+  },
+
+  _createOrUpdateBlockList: function (itemName) {
+    let branch = Services.prefs.getBranch(LISTS_PREF_BRANCH);
+    let key = branch.getCharPref(itemName);
+    let value = this._bundle.getString(key);
+
+    let suffix = itemName.slice(itemName.lastIndexOf("."));
+    let id = itemName.replace(suffix, "");
+    let list = this._blockLists.find(el => el.id === id);
+    if (!list) {
+      list = { id };
+      this._blockLists.push(list);
+    }
+    list.selected = this._getActiveList() === id;
+
+    // Get the property name from the suffix (e.g. ".name" -> "name").
+    let prop = suffix.slice(1);
+    list[prop] = value;
+
+    return list;
+  },
+
+  _updateTree: function () {
+    this._tree = document.getElementById("blocklistsTree");
+    this._view._rowCount = this._blockLists.length;
+    this._tree.view = this._view;
+  },
+
+  _getActiveList: function () {
+    let trackingTable = Services.prefs.getCharPref(TRACKING_TABLE_PREF);
+    return trackingTable.includes(CONTENT_LIST_ID) ? CONTENT_LIST_ID : BASE_LIST_ID;
+  }
+};
+
+function initWithParams(params) {
+  gBlocklistManager.init(params);
+}