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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "chrome/renderer/renderer_webidbdatabase_impl.h" | |
6 | |
7 #include "chrome/renderer/render_thread.h" | |
8 #include "chrome/renderer/renderer_webidbobjectstore_impl.h" | |
9 #include "chrome/renderer/renderer_webidbtransaction_impl.h" | |
10 #include "content/common/indexed_db_messages.h" | |
11 #include "content/renderer/indexed_db_dispatcher.h" | |
12 #include "third_party/WebKit/Source/WebKit/chromium/public/WebString.h" | |
13 #include "third_party/WebKit/Source/WebKit/chromium/public/WebVector.h" | |
14 | |
15 using WebKit::WebDOMStringList; | |
16 using WebKit::WebExceptionCode; | |
17 using WebKit::WebFrame; | |
18 using WebKit::WebIDBCallbacks; | |
19 using WebKit::WebIDBDatabaseCallbacks; | |
20 using WebKit::WebIDBTransaction; | |
21 using WebKit::WebString; | |
22 using WebKit::WebVector; | |
23 | |
24 RendererWebIDBDatabaseImpl::RendererWebIDBDatabaseImpl(int32 idb_database_id) | |
25 : idb_database_id_(idb_database_id) { | |
26 } | |
27 | |
28 RendererWebIDBDatabaseImpl::~RendererWebIDBDatabaseImpl() { | |
29 // It's not possible for there to be pending callbacks that address this | |
30 // object since inside WebKit, they hold a reference to the object which owns | |
31 // this object. But, if that ever changed, then we'd need to invalidate | |
32 // any such pointers. | |
33 RenderThread::current()->Send(new IndexedDBHostMsg_DatabaseDestroyed( | |
34 idb_database_id_)); | |
35 } | |
36 | |
37 WebString RendererWebIDBDatabaseImpl::name() const { | |
38 string16 result; | |
39 RenderThread::current()->Send( | |
40 new IndexedDBHostMsg_DatabaseName(idb_database_id_, &result)); | |
41 return result; | |
42 } | |
43 | |
44 WebString RendererWebIDBDatabaseImpl::version() const { | |
45 string16 result; | |
46 RenderThread::current()->Send( | |
47 new IndexedDBHostMsg_DatabaseVersion(idb_database_id_, &result)); | |
48 return result; | |
49 } | |
50 | |
51 WebDOMStringList RendererWebIDBDatabaseImpl::objectStoreNames() const { | |
52 std::vector<string16> result; | |
53 RenderThread::current()->Send( | |
54 new IndexedDBHostMsg_DatabaseObjectStoreNames(idb_database_id_, &result)); | |
55 WebDOMStringList webResult; | |
56 for (std::vector<string16>::const_iterator it = result.begin(); | |
57 it != result.end(); ++it) { | |
58 webResult.append(*it); | |
59 } | |
60 return webResult; | |
61 } | |
62 | |
63 WebKit::WebIDBObjectStore* RendererWebIDBDatabaseImpl::createObjectStore( | |
64 const WebKit::WebString& name, | |
65 const WebKit::WebString& key_path, | |
66 bool auto_increment, | |
67 const WebKit::WebIDBTransaction& transaction, | |
68 WebExceptionCode& ec) { | |
69 IndexedDBHostMsg_DatabaseCreateObjectStore_Params params; | |
70 params.name = name; | |
71 params.key_path = key_path; | |
72 params.auto_increment = auto_increment; | |
73 params.transaction_id = IndexedDBDispatcher::TransactionId(transaction); | |
74 params.idb_database_id = idb_database_id_; | |
75 | |
76 int object_store; | |
77 RenderThread::current()->Send( | |
78 new IndexedDBHostMsg_DatabaseCreateObjectStore( | |
79 params, &object_store, &ec)); | |
80 if (!object_store) | |
81 return NULL; | |
82 return new RendererWebIDBObjectStoreImpl(object_store); | |
83 } | |
84 | |
85 void RendererWebIDBDatabaseImpl::deleteObjectStore( | |
86 const WebString& name, | |
87 const WebIDBTransaction& transaction, | |
88 WebExceptionCode& ec) { | |
89 RenderThread::current()->Send( | |
90 new IndexedDBHostMsg_DatabaseDeleteObjectStore( | |
91 idb_database_id_, name, | |
92 IndexedDBDispatcher::TransactionId(transaction), &ec)); | |
93 } | |
94 | |
95 void RendererWebIDBDatabaseImpl::setVersion( | |
96 const WebString& version, | |
97 WebIDBCallbacks* callbacks, | |
98 WebExceptionCode& ec) { | |
99 IndexedDBDispatcher* dispatcher = | |
100 RenderThread::current()->indexed_db_dispatcher(); | |
101 dispatcher->RequestIDBDatabaseSetVersion( | |
102 version, callbacks, idb_database_id_, &ec); | |
103 } | |
104 | |
105 WebKit::WebIDBTransaction* RendererWebIDBDatabaseImpl::transaction( | |
106 const WebDOMStringList& names, | |
107 unsigned short mode, | |
108 unsigned long timeout, | |
109 WebExceptionCode& ec) { | |
110 std::vector<string16> object_stores; | |
111 object_stores.reserve(names.length()); | |
112 for (unsigned int i = 0; i < names.length(); ++i) | |
113 object_stores.push_back(names.item(i)); | |
114 | |
115 int transaction_id; | |
116 RenderThread::current()->Send( | |
117 new IndexedDBHostMsg_DatabaseTransaction( | |
118 idb_database_id_, object_stores, mode, | |
119 timeout, &transaction_id, &ec)); | |
120 if (!transaction_id) | |
121 return NULL; | |
122 return new RendererWebIDBTransactionImpl(transaction_id); | |
123 } | |
124 | |
125 void RendererWebIDBDatabaseImpl::close() { | |
126 IndexedDBDispatcher* dispatcher = | |
127 RenderThread::current()->indexed_db_dispatcher(); | |
128 dispatcher->RequestIDBDatabaseClose(idb_database_id_); | |
129 } | |
130 | |
131 void RendererWebIDBDatabaseImpl::open(WebIDBDatabaseCallbacks* callbacks) { | |
132 IndexedDBDispatcher* dispatcher = | |
133 RenderThread::current()->indexed_db_dispatcher(); | |
134 dispatcher->RequestIDBDatabaseOpen(callbacks, idb_database_id_); | |
135 } | |
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