| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| function matches(rule, item) { |
| if (rule.matcher == 'js') |
| return eval(rule.match_param); |
| if (rule.matcher == 'hostname') { |
| var link = document.createElement('a'); |
| link.href = item.url.toLowerCase(); |
| var host = (rule.match_param.indexOf(':') < 0) ? link.hostname : link.host; |
| return (host.indexOf(rule.match_param.toLowerCase()) == |
| (host.length - rule.match_param.length)); |
| } |
| if (rule.matcher == 'default') |
| return item.filename == rule.match_param; |
| if (rule.matcher == 'url-regex') |
| return (new RegExp(rule.match_param)).test(item.url); |
| if (rule.matcher == 'default-regex') |
| return (new RegExp(rule.match_param)).test(item.filename); |
| return false; |
| } |
| |
| chrome.downloads.onDeterminingFilename.addListener(function(item, __suggest) { |
| function suggest(filename, conflictAction) { |
| __suggest({filename: filename, |
| conflictAction: conflictAction, |
| conflict_action: conflictAction}); |
| // conflict_action was renamed to conflictAction in |
| // http://src.chromium.org/viewvc/chrome?view=rev&revision=214133 |
| // which was first picked up in branch 1580. |
| } |
| var rules = localStorage.rules; |
| try { |
| rules = JSON.parse(rules); |
| } catch (e) { |
| localStorage.rules = JSON.stringify([]); |
| } |
| for (var index = 0; index < rules.length; ++index) { |
| var rule = rules[index]; |
| if (rule.enabled && matches(rule, item)) { |
| if (rule.action == 'overwrite') { |
| suggest(item.filename, 'overwrite'); |
| } else if (rule.action == 'prompt') { |
| suggest(item.filename, 'prompt'); |
| } else if (rule.action == 'js') { |
| eval(rule.action_js); |
| } |
| break; |
| } |
| } |
| }); |
