Page Speed Optimization Libraries
1.5.27.2
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00001 // Copyright 2010 Google Inc. 00016 00017 #ifndef NET_INSTAWEB_HTMLPARSE_PUBLIC_DOCTYPE_H_ 00018 #define NET_INSTAWEB_HTMLPARSE_PUBLIC_DOCTYPE_H_ 00019 00020 #include "net/instaweb/util/public/string_util.h" 00021 00022 namespace net_instaweb { 00023 struct ContentType; 00024 00027 class DocType { 00028 public: 00029 DocType() : doctype_(UNKNOWN) {} 00030 DocType(const DocType& src) : doctype_(src.doctype_) {} 00031 ~DocType() {} 00032 00033 DocType& operator=(const DocType& src) { 00034 if (&src != this) { 00035 doctype_ = src.doctype_; 00036 } 00037 return *this; 00038 } 00039 00040 bool operator==(const DocType& other) const { 00041 return doctype_ == other.doctype_; 00042 } 00043 00044 bool operator!=(const DocType& other) const { 00045 return doctype_ != other.doctype_; 00046 } 00047 00049 bool IsXhtml() const; 00051 bool IsVersion5() const; 00053 00054 static const DocType kUnknown; 00055 static const DocType kHTML5; 00056 static const DocType kHTML4Strict; 00057 static const DocType kHTML4Transitional; 00058 static const DocType kXHTML5; 00059 static const DocType kXHTML11; 00060 static const DocType kXHTML10Strict; 00061 static const DocType kXHTML10Transitional; 00062 00067 bool Parse(const StringPiece& directive, 00068 const ContentType& content_type); 00069 00070 private: 00071 enum DocTypeEnum { 00072 UNKNOWN = 0, 00073 HTML_5, 00074 HTML_4_STRICT, 00075 HTML_4_TRANSITIONAL, 00076 XHTML_5, 00077 XHTML_1_1, 00078 XHTML_1_0_STRICT, 00079 XHTML_1_0_TRANSITIONAL, 00080 OTHER_XHTML, 00081 }; 00082 00083 explicit DocType(DocTypeEnum doctype) : doctype_(doctype) {} 00084 00085 DocTypeEnum doctype_; 00086 }; 00087 00088 } 00089 00090 #endif ///< NET_INSTAWEB_HTMLPARSE_PUBLIC_DOCTYPE_H_