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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 // | 4 // |
5 // A delegate class of WebURLLoaderImpl that handles multipart/x-mixed-replace | 5 // A delegate class of WebURLLoaderImpl that handles multipart/x-mixed-replace |
6 // data. We special case multipart/x-mixed-replace because WebCore expects a | 6 // data. We special case multipart/x-mixed-replace because WebCore expects a |
7 // separate didReceiveResponse for each new message part. | 7 // separate didReceiveResponse for each new message part. |
8 // | 8 // |
9 // Most of the logic and edge case handling are based on the Mozilla's | 9 // Most of the logic and edge case handling are based on the Mozilla's |
10 // implementation in netwerk/streamconv/converters/nsMultiMixedConv.cpp. | 10 // implementation in netwerk/streamconv/converters/nsMultiMixedConv.cpp. |
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39 * of those above. If you wish to allow use of your version of this file only | 39 * of those above. If you wish to allow use of your version of this file only |
40 * under the terms of either the GPL or the LGPL, and not to allow others to | 40 * under the terms of either the GPL or the LGPL, and not to allow others to |
41 * use your version of this file under the terms of the MPL, indicate your | 41 * use your version of this file under the terms of the MPL, indicate your |
42 * decision by deleting the provisions above and replace them with the notice | 42 * decision by deleting the provisions above and replace them with the notice |
43 * and other provisions required by the GPL or the LGPL. If you do not delete | 43 * and other provisions required by the GPL or the LGPL. If you do not delete |
44 * the provisions above, a recipient may use your version of this file under | 44 * the provisions above, a recipient may use your version of this file under |
45 * the terms of any one of the MPL, the GPL or the LGPL. | 45 * the terms of any one of the MPL, the GPL or the LGPL. |
46 * | 46 * |
47 * ***** END LICENSE BLOCK ***** */ | 47 * ***** END LICENSE BLOCK ***** */ |
48 | 48 |
49 #ifndef WEBKIT_CHILD_MULTIPART_RESPONSE_DELEGATE_H_ | 49 #ifndef CONTENT_CHILD_MULTIPART_RESPONSE_DELEGATE_H_ |
50 #define WEBKIT_CHILD_MULTIPART_RESPONSE_DELEGATE_H_ | 50 #define CONTENT_CHILD_MULTIPART_RESPONSE_DELEGATE_H_ |
51 | 51 |
52 #include <string> | 52 #include <string> |
53 | 53 |
54 #include "base/basictypes.h" | 54 #include "base/basictypes.h" |
| 55 #include "content/common/content_export.h" |
55 #include "third_party/WebKit/public/platform/WebURLResponse.h" | 56 #include "third_party/WebKit/public/platform/WebURLResponse.h" |
56 #include "webkit/child/webkit_child_export.h" | |
57 | 57 |
58 namespace blink { | 58 namespace blink { |
59 class WebURLLoader; | 59 class WebURLLoader; |
60 class WebURLLoaderClient; | 60 class WebURLLoaderClient; |
61 } | 61 } |
62 | 62 |
63 namespace content { | 63 namespace content { |
64 // Used by unit tests to access private members. | |
65 class MultipartResponseDelegateTester; | |
66 } | |
67 | 64 |
68 namespace webkit_glue { | 65 class CONTENT_EXPORT MultipartResponseDelegate { |
69 | |
70 class WEBKIT_CHILD_EXPORT MultipartResponseDelegate { | |
71 public: | 66 public: |
72 MultipartResponseDelegate(blink::WebURLLoaderClient* client, | 67 MultipartResponseDelegate(blink::WebURLLoaderClient* client, |
73 blink::WebURLLoader* loader, | 68 blink::WebURLLoader* loader, |
74 const blink::WebURLResponse& response, | 69 const blink::WebURLResponse& response, |
75 const std::string& boundary); | 70 const std::string& boundary); |
76 | 71 |
77 // Passed through from ResourceHandleInternal | 72 // Passed through from ResourceHandleInternal |
78 void OnReceivedData(const char* data, int data_len, int encoded_data_length); | 73 void OnReceivedData(const char* data, int data_len, int encoded_data_length); |
79 void OnCompletedRequest(); | 74 void OnCompletedRequest(); |
80 | 75 |
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93 // Returns the lower and higher content ranges from an individual multipart | 88 // Returns the lower and higher content ranges from an individual multipart |
94 // in a multipart response. | 89 // in a multipart response. |
95 // Returns true on success. | 90 // Returns true on success. |
96 static bool ReadContentRanges( | 91 static bool ReadContentRanges( |
97 const blink::WebURLResponse& response, | 92 const blink::WebURLResponse& response, |
98 int64* content_range_lower_bound, | 93 int64* content_range_lower_bound, |
99 int64* content_range_upper_bound, | 94 int64* content_range_upper_bound, |
100 int64* content_range_instance_size); | 95 int64* content_range_instance_size); |
101 | 96 |
102 private: | 97 private: |
103 friend class content::MultipartResponseDelegateTester; // For unittests. | 98 friend class MultipartResponseDelegateTester; // For unittests. |
104 | 99 |
105 // Pointers to the client and associated loader so we can make callbacks as | 100 // Pointers to the client and associated loader so we can make callbacks as |
106 // we parse pieces of data. | 101 // we parse pieces of data. |
107 blink::WebURLLoaderClient* client_; | 102 blink::WebURLLoaderClient* client_; |
108 blink::WebURLLoader* loader_; | 103 blink::WebURLLoader* loader_; |
109 | 104 |
110 // The original resource response for this request. We use this as a | 105 // The original resource response for this request. We use this as a |
111 // starting point for each parts response. | 106 // starting point for each parts response. |
112 blink::WebURLResponse original_response_; | 107 blink::WebURLResponse original_response_; |
113 | 108 |
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143 // true when we're done sending information. At that point, we stop | 138 // true when we're done sending information. At that point, we stop |
144 // processing AddData requests. | 139 // processing AddData requests. |
145 bool stop_sending_; | 140 bool stop_sending_; |
146 | 141 |
147 // true after we've sent our first response to the WebURLLoaderClient. | 142 // true after we've sent our first response to the WebURLLoaderClient. |
148 bool has_sent_first_response_; | 143 bool has_sent_first_response_; |
149 | 144 |
150 DISALLOW_COPY_AND_ASSIGN(MultipartResponseDelegate); | 145 DISALLOW_COPY_AND_ASSIGN(MultipartResponseDelegate); |
151 }; | 146 }; |
152 | 147 |
153 } // namespace webkit_glue | 148 } // namespace content |
154 | 149 |
155 #endif // WEBKIT_CHILD_MULTIPART_RESPONSE_DELEGATE_H_ | 150 #endif // CONTENT_CHILD_MULTIPART_RESPONSE_DELEGATE_H_ |
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