1/*
2 * Copyright (C) 2008 Nokia Inc.  All rights reserved.
3 * Copyright (C) 2013 Samsung Electronics. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1.  Redistributions of source code must retain the above copyright
10 *     notice, this list of conditions and the following disclaimer.
11 * 2.  Redistributions in binary form must reproduce the above copyright
12 *     notice, this list of conditions and the following disclaimer in the
13 *     documentation and/or other materials provided with the distribution.
14 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
15 *     its contributors may be used to endorse or promote products derived
16 *     from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY
19 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
22 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
25 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30/**
31 * @constructor
32 * @param {string} securityOrigin
33 * @param {boolean} isLocalStorage
34 */
35WebInspector.DOMStorage = function(securityOrigin, isLocalStorage)
36{
37    this._securityOrigin = securityOrigin;
38    this._isLocalStorage = isLocalStorage;
39}
40
41/**
42 * @param {string} securityOrigin
43 * @param {boolean} isLocalStorage
44 * @return {DOMStorageAgent.StorageId}
45 */
46WebInspector.DOMStorage.storageId = function(securityOrigin, isLocalStorage)
47{
48    return { securityOrigin: securityOrigin, isLocalStorage: isLocalStorage };
49}
50
51WebInspector.DOMStorage.prototype = {
52
53    /** @return {DOMStorageAgent.StorageId} */
54    get id()
55    {
56        return WebInspector.DOMStorage.storageId(this._securityOrigin, this._isLocalStorage);
57    },
58
59    /** @return {string} */
60    get securityOrigin()
61    {
62        return this._securityOrigin;
63    },
64
65    /** @return {boolean} */
66    get isLocalStorage()
67    {
68        return this._isLocalStorage;
69    },
70
71    /**
72     * @param {function(?Protocol.Error, Array.<DOMStorageAgent.Item>):void=} callback
73     */
74    getItems: function(callback)
75    {
76        DOMStorageAgent.getDOMStorageItems(this.id, callback);
77    },
78
79    /**
80     * @param {string} key
81     * @param {string} value
82     * @param {function(?Protocol.Error):void=} callback
83     */
84    setItem: function(key, value, callback)
85    {
86        DOMStorageAgent.setDOMStorageItem(this.id, key, value, callback);
87    },
88
89    /**
90     * @param {string} key
91     * @param {function(?Protocol.Error):void=} callback
92     */
93    removeItem: function(key, callback)
94    {
95        DOMStorageAgent.removeDOMStorageItem(this.id, key, callback);
96    }
97}
98
99/**
100 * @constructor
101 * @extends {WebInspector.Object}
102 */
103WebInspector.DOMStorageModel = function()
104{
105    this._storages = {};
106    InspectorBackend.registerDOMStorageDispatcher(new WebInspector.DOMStorageDispatcher(this));
107    DOMStorageAgent.enable();
108    WebInspector.resourceTreeModel.addEventListener(WebInspector.ResourceTreeModel.EventTypes.SecurityOriginAdded, this._securityOriginAdded, this);
109    WebInspector.resourceTreeModel.addEventListener(WebInspector.ResourceTreeModel.EventTypes.SecurityOriginRemoved, this._securityOriginRemoved, this);
110}
111
112WebInspector.DOMStorageModel.Events = {
113    DOMStorageAdded: "DOMStorageAdded",
114    DOMStorageRemoved: "DOMStorageRemoved",
115    DOMStorageItemsCleared: "DOMStorageItemsCleared",
116    DOMStorageItemRemoved: "DOMStorageItemRemoved",
117    DOMStorageItemAdded: "DOMStorageItemAdded",
118    DOMStorageItemUpdated: "DOMStorageItemUpdated"
119}
120
121WebInspector.DOMStorageModel.prototype = {
122
123    /**
124     * @param {WebInspector.Event} event
125     */
126    _securityOriginAdded: function(event)
127    {
128        var securityOrigin = /** @type {string} */ (event.data);
129        var localStorageKey = this._storageKey(securityOrigin, true);
130        console.assert(!this._storages[localStorageKey]);
131        var localStorage = new WebInspector.DOMStorage(securityOrigin, true);
132        this._storages[localStorageKey] = localStorage;
133        this.dispatchEventToListeners(WebInspector.DOMStorageModel.Events.DOMStorageAdded, localStorage);
134
135        var sessionStorageKey = this._storageKey(securityOrigin, false);
136        console.assert(!this._storages[sessionStorageKey]);
137        var sessionStorage = new WebInspector.DOMStorage(securityOrigin, false);
138        this._storages[sessionStorageKey] = sessionStorage;
139        this.dispatchEventToListeners(WebInspector.DOMStorageModel.Events.DOMStorageAdded, sessionStorage);
140    },
141
142    /**
143     * @param {WebInspector.Event} event
144     */
145    _securityOriginRemoved: function(event)
146    {
147        var securityOrigin = /** @type {string} */ (event.data);
148        var localStorageKey = this._storageKey(securityOrigin, true);
149        var localStorage = this._storages[localStorageKey];
150        console.assert(localStorage);
151        delete this._storages[localStorageKey];
152        this.dispatchEventToListeners(WebInspector.DOMStorageModel.Events.DOMStorageRemoved, localStorage);
153
154        var sessionStorageKey = this._storageKey(securityOrigin, false);
155        var sessionStorage = this._storages[sessionStorageKey];
156        console.assert(sessionStorage);
157        delete this._storages[sessionStorageKey];
158        this.dispatchEventToListeners(WebInspector.DOMStorageModel.Events.DOMStorageRemoved, sessionStorage);
159    },
160
161    /**
162     * @param {string} securityOrigin
163     * @param {boolean} isLocalStorage
164     * @return {string}
165     */
166    _storageKey: function(securityOrigin, isLocalStorage)
167    {
168        return JSON.stringify(WebInspector.DOMStorage.storageId(securityOrigin, isLocalStorage));
169    },
170
171    /**
172     * @param {DOMStorageAgent.StorageId} storageId
173     */
174    _domStorageItemsCleared: function(storageId)
175    {
176        var domStorage = this.storageForId(storageId);
177        var storageData = {
178            storage: domStorage
179        };
180        this.dispatchEventToListeners(WebInspector.DOMStorageModel.Events.DOMStorageItemsCleared, storageData);
181    },
182
183    /**
184     * @param {DOMStorageAgent.StorageId} storageId
185     * @param {string} key
186     */
187    _domStorageItemRemoved: function(storageId, key)
188    {
189        var domStorage = this.storageForId(storageId);
190        var storageData = {
191            storage: domStorage,
192            key: key
193        };
194        this.dispatchEventToListeners(WebInspector.DOMStorageModel.Events.DOMStorageItemRemoved, storageData);
195    },
196
197    /**
198     * @param {DOMStorageAgent.StorageId} storageId
199     * @param {string} key
200     * @param {string} newValue
201     */
202    _domStorageItemAdded: function(storageId, key, newValue)
203    {
204        var domStorage = this.storageForId(storageId);
205        var storageData = {
206            storage: domStorage,
207            key: key,
208            newValue: newValue
209        };
210        this.dispatchEventToListeners(WebInspector.DOMStorageModel.Events.DOMStorageItemAdded, storageData);
211    },
212
213    /**
214     * @param {DOMStorageAgent.StorageId} storageId
215     * @param {string} key
216     * @param {string} oldValue
217     * @param {string} newValue
218     */
219    _domStorageItemUpdated: function(storageId, key, oldValue, newValue)
220    {
221        var domStorage = this._storages[storageId];
222        var storageData = {
223            storage: domStorage,
224            key: key,
225            oldValue: oldValue,
226            newValue: newValue
227        };
228        this.dispatchEventToListeners(WebInspector.DOMStorageModel.Events.DOMStorageItemUpdated, storageData);
229    },
230
231    /**
232     * @param {DOMStorageAgent.StorageId} storageId
233     * @return {WebInspector.DOMStorage}
234     */
235    storageForId: function(storageId)
236    {
237        return this._storages[JSON.stringify(storageId)];
238    },
239
240    /**
241     * @return {Array.<WebInspector.DOMStorage>}
242     */
243    storages: function()
244    {
245        var result = [];
246        for (var id in this._storages)
247            result.push(this._storages[id]);
248        return result;
249    },
250
251    __proto__: WebInspector.Object.prototype
252}
253
254/**
255 * @constructor
256 * @implements {DOMStorageAgent.Dispatcher}
257 * @param {WebInspector.DOMStorageModel} model
258 */
259WebInspector.DOMStorageDispatcher = function(model)
260{
261    this._model = model;
262}
263
264WebInspector.DOMStorageDispatcher.prototype = {
265
266    /**
267     * @param {DOMStorageAgent.StorageId} storageId
268     */
269    domStorageItemsCleared: function(storageId)
270    {
271        this._model._domStorageItemsCleared(storageId);
272    },
273
274    /**
275     * @param {DOMStorageAgent.StorageId} storageId
276     * @param {string} key
277     */
278    domStorageItemRemoved: function(storageId, key)
279    {
280        this._model._domStorageItemRemoved(storageId, key);
281    },
282
283    /**
284     * @param {DOMStorageAgent.StorageId} storageId
285     * @param {string} key
286     * @param {string} newValue
287     */
288    domStorageItemAdded: function(storageId, key, newValue)
289    {
290        this._model._domStorageItemAdded(storageId, key, newValue);
291    },
292
293    /**
294     * @param {DOMStorageAgent.StorageId} storageId
295     * @param {string} key
296     * @param {string} oldValue
297     * @param {string} newValue
298     */
299    domStorageItemUpdated: function(storageId, key, oldValue, newValue)
300    {
301        this._model._domStorageItemUpdated(storageId, key, oldValue, newValue);
302    },
303}
304
305/**
306 * @type {WebInspector.DOMStorageModel}
307 */
308WebInspector.domStorageModel = null;
309