1 /*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "config.h"
32 #include "platform/blob/BlobURL.h"
33
34 #include "platform/UUID.h"
35 #include "platform/weborigin/KURL.h"
36 #include "platform/weborigin/SecurityOrigin.h"
37 #include "wtf/text/WTFString.h"
38
39 namespace blink {
40
41 const char BlobURL::kBlobProtocol[] = "blob";
42
createPublicURL(SecurityOrigin * securityOrigin)43 KURL BlobURL::createPublicURL(SecurityOrigin* securityOrigin)
44 {
45 ASSERT(securityOrigin);
46 return createBlobURL(securityOrigin->toString());
47 }
48
getOrigin(const KURL & url)49 String BlobURL::getOrigin(const KURL& url)
50 {
51 ASSERT(url.protocolIs(kBlobProtocol));
52
53 unsigned startIndex = url.pathStart();
54 unsigned endIndex = url.pathAfterLastSlash();
55 return url.string().substring(startIndex, endIndex - startIndex - 1);
56 }
57
createInternalStreamURL()58 KURL BlobURL::createInternalStreamURL()
59 {
60 return createBlobURL("blobinternal://");
61 }
62
createBlobURL(const String & originString)63 KURL BlobURL::createBlobURL(const String& originString)
64 {
65 ASSERT(!originString.isEmpty());
66 String urlString = "blob:" + encodeWithURLEscapeSequences(originString) + '/' + createCanonicalUUIDString();
67 return KURL::createIsolated(ParsedURLString, urlString);
68 }
69
70 } // namespace blink
71