Use safari.extension.settings instead of localStorage and WebSQL

lib/websql/io.js

Index: lib/websql/io.js
===================================================================
deleted file mode 100644
--- a/lib/websql/io.js
+++ /dev/null
@@ -1,199 +0,0 @@
-/*
- * This file is part of Adblock Plus <http://adblockplus.org/>,
- * Copyright (C) 2006-2013 Eyeo GmbH
- *
- * Adblock Plus is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 3 as
- * published by the Free Software Foundation.
- *
- * Adblock Plus is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-//
-// No direct file system access, using WebSQL API
-//
-
-var IO = exports.IO =
-{
-  _db: null,
-  lineBreak: "\n",
-
-  _transaction: function(callback)
-  {
-    var dbCreated = false;
-    if (!this._db)
-      this._db = openDatabase("adblockplus", "1.0", "", 102400, function() { dbCreated = true; });
-
-    this._db.transaction(function(tx)
-    {
-      if (dbCreated)
-        tx.executeSql("CREATE TABLE files (path unique, last_modified, content)");
-
-      callback(tx);
-    });
-  },
-  _getFilePath: function(file)
-  {
-    if (file instanceof FakeFile)
-      return file.path;
-    if ("spec" in file)
-      return file.spec;
-
-    throw new Error("Unexpected file type");
-  },
-  resolveFilePath: function(path)
-  {
-    return new FakeFile(path);
-  },
-  readFromFile: function(file, decode, listener, callback, timeLineID)
-  {
-    if ("spec" in file && /^defaults\b/.test(file.spec))
-    {
-      // Code attempts to read the default patterns.ini, we don't have that.
-      // Make sure to execute first-run actions instead.
-      var Utils = require("utils").Utils;
-      Utils.runAsync(function()
-      {
-        if (localStorage.currentVersion)
-          seenDataCorruption = true;
-        delete localStorage.currentVersion;
-        callback(null);
-      });
-      return;
-    }
-
-    var path = this._getFilePath(file);
-    var runAsync = require("utils").Utils.runAsync;
-
-    this._transaction(function(tx)
-    {
-      tx.executeSql(
-        "SELECT content FROM files WHERE path = ?",
-        [path],
-        function(tx, results)
-        {
-          if (results.rows.length == 0)
-          {
-            runAsync(callback, null, new Error("File doesn't exist"));
-            return;
-          }
-
-          var lines = results.rows.item(0).content.split(/[\r\n]+/);
-          runAsync(function()
-          {
-            for (var i = 0; i < lines.length; i++)
-              listener.process(lines[i]);
-            listener.process(null);
-            callback(null);
-          });
-        }
-      );
-    });
-  },
-  writeToFile: function(file, encode, data, callback, timeLineID)
-  {
-    var path = this._getFilePath(file);
-    var lnbr = this.lineBreak;
-    var runAsync = require("utils").Utils.runAsync;
-
-    this._transaction(function(tx)
-    {
-      tx.executeSql(
-        "INSERT OR REPLACE INTO files VALUES (?, ?, ?)",
-        [path, Date.now(), data.join(lnbr) + lnbr],
-        function() { runAsync(callback, null, null); }
-      );
-    });
-  },
-  copyFile: function(fromFile, toFile, callback)
-  {
-    var fromPath = this._getFilePath(fromFile);
-    var toPath = this._getFilePath(toFile);
-    var runAsync = require("utils").Utils.runAsync;
-
-    this._transaction(function(tx)
-    {
-      tx.executeSql(
-        "INSERT OR REPLACE INTO files SELECT ?, ?, content FROM files WHERE path = ?",
-        [toPath, Date.now(), fromPath],
-        function(tx, results)
-        {
-          if (results.rowsAffected == 0)
-            runAsync(callback, null, new Error("File doesn't exist"));
-          else
-            runAsync(callback, null, null);
-        }
-      );
-    });
-  },
-  renameFile: function(fromFile, newName, callback)
-  {
-    var path = this._getFilePath(fromFile);
-    var runAsync = require("utils").Utils.runAsync;
-
-    this._transaction(function(tx)
-    {
-      tx.executeSql(
-        "UPDATE files SET path = ? WHERE path = ?",
-        [newName, path],
-        function(tx, results)
-        {
-          if (results.rowsAffected == 0)
-            runAsync(callback, null, new Error("File doesn't exist"));
-          else
-            runAsync(callback, null, null);
-        }
-      );
-    });
-  },
-  removeFile: function(file, callback)
-  {
-    var path = this._getFilePath(file);
-    var runAsync = require("utils").Utils.runAsync;
-
-    this._transaction(function(tx)
-    {
-      tx.executeSql(
-        "DELETE FROM files WHERE path = ?",
-        [path],
-        function() { runAsync(callback, null, null); }
-      );
-    });
-  },
-  statFile: function(file, callback)
-  {
-    var path = this._getFilePath(file);
-    var runAsync = require("utils").Utils.runAsync;
-
-    this._transaction(function(tx)
-    {
-      tx.executeSql(
-        "SELECT last_modified FROM files WHERE path = ?",
-        [path],
-        function(tx, results)
-        {
-          if (results.rows.length == 0)
-            runAsync(callback, null, null, {
-              exists: false,
-              isDirectory: false,
-              isFile: false,
-              lastModified: 0
-            });
-          else
-            runAsync(callback, null, null, {
-              exists: true,
-              isDirectory: false,
-              isFile: true,
-              lastModified: results.rows.item(0).last_modified
-            });
-        }
-      );
-    });
-  }
-};