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31 #ifndef WebPageSerializer_h
32 #define WebPageSerializer_h
34 #include "../platform/WebCString.h"
35 #include "../platform/WebCommon.h"
36 #include "../platform/WebURL.h"
40 class WebPageSerializerClient;
43 template <typename T> class WebVector;
45 // Get html data by serializing all frames of current page with lists
46 // which contain all resource links that have local copy.
47 class WebPageSerializer {
55 // Serializes all the frames from the WebView, retrieves the page's
56 // resources (such as images and CSS) and adds them to the passed vector.
57 // The first resource in that vector is the top frame contents.
58 // Note that this also strips-out any script tag or link to JavaScript.
59 BLINK_EXPORT static void serialize(WebView*, WebVector<Resource>*);
61 // Serializes the WebView contents to a MHTML representation.
62 BLINK_EXPORT static WebCString serializeToMHTML(WebView*);
64 // Similar to serializeToMHTML but uses binary encoding for the MHTML parts.
65 // This results in a smaller MHTML file but it might not be supported by other browsers.
66 BLINK_EXPORT static WebCString serializeToMHTMLUsingBinaryEncoding(WebView*);
69 // The API below is an older implementation of a pageserialization that
70 // will be removed soon.
73 // This function will find out all frames and serialize them to HTML data.
74 // We have a data buffer to temporary saving generated html data. We will
75 // sequentially call WebPageSeriazlierClient once the data buffer is full.
77 // Return false means no available frame has been serialized, otherwise
80 // The parameter frame specifies which frame need to be serialized.
81 // The parameter recursive specifies whether we need to
82 // serialize all sub frames of the specified frame or not.
83 // The parameter client specifies the pointer of interface
84 // WebPageSerializerClient providing a sink interface to receive the
85 // individual chunks of data to be saved.
86 // The parameter links contain original URLs of all saved links.
87 // The parameter localPaths contain corresponding local file paths of all
88 // saved links, which matched with vector:links one by one.
89 // The parameter localDirectoryName is relative path of directory which
90 // contain all saved auxiliary files included all sub frames and resources.
91 BLINK_EXPORT static bool serialize(WebFrame*,
93 WebPageSerializerClient*,
94 const WebVector<WebURL>& links,
95 const WebVector<WebString>& localPaths,
96 const WebString& localDirectoryName);
98 // Retrieve all the resource for the passed view, including the main frame
99 // and sub-frames. Returns true if all resources were retrieved
101 BLINK_EXPORT static bool retrieveAllResources(WebView*,
102 const WebVector<WebCString>& supportedSchemes,
103 WebVector<WebURL>* resources,
104 WebVector<WebURL>* frames);
106 // FIXME: The following are here for unit testing purposes. Consider
107 // changing the unit tests instead.
109 // Generate the META for charset declaration.
110 BLINK_EXPORT static WebString generateMetaCharsetDeclaration(const WebString& charset);
111 // Generate the MOTW declaration.
112 BLINK_EXPORT static WebString generateMarkOfTheWebDeclaration(const WebURL&);
113 // Generate the default base tag declaration.
114 BLINK_EXPORT static WebString generateBaseTagDeclaration(const WebString& baseTarget);