2 * Copyright (C) 2007 Alp Toker <alp@atoker.com>
3 * Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 #include "HTTPParsers.h"
32 #include "ResourceHandle.h"
33 #include "ResourceHandleClient.h"
34 #include "ResourceRequest.h"
35 #include "ResourceResponse.h"
36 #include "TextEncoding.h"
37 #include <wtf/text/CString.h>
41 void handleDataURL(ResourceHandle* handle)
43 ASSERT(handle->firstRequest().url().protocolIs("data"));
44 String url = handle->firstRequest().url().string();
46 int index = url.find(',');
48 handle->client()->cannotShowURL(handle);
52 String mediaType = url.substring(5, index - 5);
53 String data = url.substring(index + 1);
55 bool base64 = mediaType.endsWith(";base64", false);
57 mediaType = mediaType.left(mediaType.length() - 7);
59 if (mediaType.isEmpty())
60 mediaType = "text/plain";
62 String mimeType = extractMIMETypeFromMediaType(mediaType);
63 String charset = extractCharsetFromMediaType(mediaType);
65 if (charset.isEmpty())
68 ResourceResponse response;
69 response.setMimeType(mimeType);
70 response.setTextEncodingName(charset);
71 response.setURL(handle->firstRequest().url());
74 data = decodeURLEscapeSequences(data);
75 handle->client()->didReceiveResponse(handle, response);
78 if (base64Decode(data, out, IgnoreWhitespace) && out.size() > 0) {
79 response.setExpectedContentLength(out.size());
80 handle->client()->didReceiveData(handle, out.data(), out.size(), 0);
83 TextEncoding encoding(charset);
84 data = decodeURLEscapeSequences(data, encoding);
85 handle->client()->didReceiveResponse(handle, response);
87 CString encodedData = encoding.encode(data.characters(), data.length(), URLEncodedEntitiesForUnencodables);
88 response.setExpectedContentLength(encodedData.length());
89 if (encodedData.length())
90 handle->client()->didReceiveData(handle, encodedData.data(), encodedData.length(), 0);
93 handle->client()->didFinishLoading(handle, 0);
96 } // namespace WebCore