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1 /*
2  * Copyright (C) 2009 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 #ifndef WebURLRequest_h
32 #define WebURLRequest_h
33 
34 #include "WebCommon.h"
35 #include "WebHTTPBody.h"
36 #include "WebReferrerPolicy.h"
37 
38 #if INSIDE_BLINK
39 namespace WebCore { class ResourceRequest; }
40 #endif
41 
42 namespace blink {
43 
44 class WebCString;
45 class WebHTTPBody;
46 class WebHTTPHeaderVisitor;
47 class WebString;
48 class WebURL;
49 class WebURLRequestPrivate;
50 
51 class WebURLRequest {
52 public:
53     enum CachePolicy {
54         UseProtocolCachePolicy, // normal load
55         ReloadIgnoringCacheData, // reload
56         ReturnCacheDataElseLoad, // back/forward or encoding change - allow stale data
57         ReturnCacheDataDontLoad, // results of a post - allow stale data and only use cache
58         ReloadBypassingCache, // end-to-end reload
59     };
60 
61     enum Priority {
62         PriorityUnresolved = -1,
63         PriorityVeryLow,
64         PriorityLow,
65         PriorityMedium,
66         PriorityHigh,
67         PriorityVeryHigh,
68     };
69 
70     enum TargetType {
71         TargetIsMainFrame = 0,
72         TargetIsSubframe = 1,
73         TargetIsSubresource = 2,
74         TargetIsStyleSheet = 3,
75         TargetIsScript = 4,
76         TargetIsFontResource = 5,
77         TargetIsImage = 6,
78         TargetIsObject = 7,
79         TargetIsMedia = 8,
80         TargetIsWorker = 9,
81         TargetIsSharedWorker = 10,
82         TargetIsPrefetch = 11,
83         TargetIsFavicon = 12,
84         TargetIsXHR = 13,
85         TargetIsTextTrack = 14,
86         TargetIsPing = 15,
87         TargetIsServiceWorker = 16,
88         TargetIsUnspecified = 17,
89     };
90 
91     class ExtraData {
92     public:
~ExtraData()93         virtual ~ExtraData() { }
94     };
95 
~WebURLRequest()96     ~WebURLRequest() { reset(); }
97 
WebURLRequest()98     WebURLRequest() : m_private(0) { }
WebURLRequest(const WebURLRequest & r)99     WebURLRequest(const WebURLRequest& r) : m_private(0) { assign(r); }
100     WebURLRequest& operator=(const WebURLRequest& r)
101     {
102         assign(r);
103         return *this;
104     }
105 
WebURLRequest(const WebURL & url)106     explicit WebURLRequest(const WebURL& url) : m_private(0)
107     {
108         initialize();
109         setURL(url);
110     }
111 
112     BLINK_PLATFORM_EXPORT void initialize();
113     BLINK_PLATFORM_EXPORT void reset();
114     BLINK_PLATFORM_EXPORT void assign(const WebURLRequest&);
115 
116     BLINK_PLATFORM_EXPORT bool isNull() const;
117 
118     BLINK_PLATFORM_EXPORT WebURL url() const;
119     BLINK_PLATFORM_EXPORT void setURL(const WebURL&);
120 
121     // Used to implement third-party cookie blocking.
122     BLINK_PLATFORM_EXPORT WebURL firstPartyForCookies() const;
123     BLINK_PLATFORM_EXPORT void setFirstPartyForCookies(const WebURL&);
124 
125     // Controls whether user name, password, and cookies may be sent with the
126     // request. (If false, this overrides allowCookies.)
127     BLINK_PLATFORM_EXPORT bool allowStoredCredentials() const;
128     BLINK_PLATFORM_EXPORT void setAllowStoredCredentials(bool);
129 
130     BLINK_PLATFORM_EXPORT CachePolicy cachePolicy() const;
131     BLINK_PLATFORM_EXPORT void setCachePolicy(CachePolicy);
132 
133     BLINK_PLATFORM_EXPORT WebString httpMethod() const;
134     BLINK_PLATFORM_EXPORT void setHTTPMethod(const WebString&);
135 
136     BLINK_PLATFORM_EXPORT WebString httpHeaderField(const WebString& name) const;
137     // It's not possible to set the referrer header using this method. Use setHTTPReferrer instead.
138     BLINK_PLATFORM_EXPORT void setHTTPHeaderField(const WebString& name, const WebString& value);
139     BLINK_PLATFORM_EXPORT void setHTTPReferrer(const WebString& referrer, WebReferrerPolicy);
140     BLINK_PLATFORM_EXPORT void addHTTPHeaderField(const WebString& name, const WebString& value);
141     BLINK_PLATFORM_EXPORT void clearHTTPHeaderField(const WebString& name);
142     BLINK_PLATFORM_EXPORT void visitHTTPHeaderFields(WebHTTPHeaderVisitor*) const;
143 
144     BLINK_PLATFORM_EXPORT WebHTTPBody httpBody() const;
145     BLINK_PLATFORM_EXPORT void setHTTPBody(const WebHTTPBody&);
146 
147     // Controls whether upload progress events are generated when a request
148     // has a body.
149     BLINK_PLATFORM_EXPORT bool reportUploadProgress() const;
150     BLINK_PLATFORM_EXPORT void setReportUploadProgress(bool);
151 
152     // Controls whether actual headers sent and received for request are
153     // collected and reported.
154     BLINK_PLATFORM_EXPORT bool reportRawHeaders() const;
155     BLINK_PLATFORM_EXPORT void setReportRawHeaders(bool);
156 
157     BLINK_PLATFORM_EXPORT TargetType targetType() const;
158     BLINK_PLATFORM_EXPORT void setTargetType(TargetType);
159 
160     BLINK_PLATFORM_EXPORT WebReferrerPolicy referrerPolicy() const;
161 
162     // True if the request was user initiated.
163     BLINK_PLATFORM_EXPORT bool hasUserGesture() const;
164     BLINK_PLATFORM_EXPORT void setHasUserGesture(bool);
165 
166     // A consumer controlled value intended to be used to identify the
167     // requestor.
168     BLINK_PLATFORM_EXPORT int requestorID() const;
169     BLINK_PLATFORM_EXPORT void setRequestorID(int);
170 
171     // A consumer controlled value intended to be used to identify the
172     // process of the requestor.
173     BLINK_PLATFORM_EXPORT int requestorProcessID() const;
174     BLINK_PLATFORM_EXPORT void setRequestorProcessID(int);
175 
176     // Allows the request to be matched up with its app cache host.
177     BLINK_PLATFORM_EXPORT int appCacheHostID() const;
178     BLINK_PLATFORM_EXPORT void setAppCacheHostID(int);
179 
180     // If true, the response body will be downloaded to a file managed by the
181     // WebURLLoader. See WebURLResponse::downloadedFilePath.
182     BLINK_PLATFORM_EXPORT bool downloadToFile() const;
183     BLINK_PLATFORM_EXPORT void setDownloadToFile(bool);
184 
185     // Extra data associated with the underlying resource request. Resource
186     // requests can be copied. If non-null, each copy of a resource requests
187     // holds a pointer to the extra data, and the extra data pointer will be
188     // deleted when the last resource request is destroyed. Setting the extra
189     // data pointer will cause the underlying resource request to be
190     // dissociated from any existing non-null extra data pointer.
191     BLINK_PLATFORM_EXPORT ExtraData* extraData() const;
192     BLINK_PLATFORM_EXPORT void setExtraData(ExtraData*);
193 
194     BLINK_PLATFORM_EXPORT Priority priority() const;
195     BLINK_PLATFORM_EXPORT void setPriority(Priority);
196 
197 #if INSIDE_BLINK
198     BLINK_PLATFORM_EXPORT WebCore::ResourceRequest& toMutableResourceRequest();
199     BLINK_PLATFORM_EXPORT const WebCore::ResourceRequest& toResourceRequest() const;
200 #endif
201 
202 protected:
203     BLINK_PLATFORM_EXPORT void assign(WebURLRequestPrivate*);
204 
205 private:
206     WebURLRequestPrivate* m_private;
207 };
208 
209 } // namespace blink
210 
211 #endif
212