| 1018 | |
| 1019 | |
| 1020 | char* XMLNode::ParseDeep( char* p, StrPair* parentEndTag, int* curLineNumPtr ) |
| 1021 | { |
| 1022 | // This is a recursive method, but thinking about it "at the current level" |
| 1023 | // it is a pretty simple flat list: |
| 1024 | // <foo/> |
| 1025 | // <!-- comment --> |
| 1026 | // |
| 1027 | // With a special case: |
| 1028 | // <foo> |
| 1029 | // </foo> |
| 1030 | // <!-- comment --> |
| 1031 | // |
| 1032 | // Where the closing element (/foo) *must* be the next thing after the opening |
| 1033 | // element, and the names must match. BUT the tricky bit is that the closing |
| 1034 | // element will be read by the child. |
| 1035 | // |
| 1036 | // 'endTag' is the end tag for this node, it is returned by a call to a child. |
| 1037 | // 'parentEnd' is the end tag for the parent, which is filled in and returned. |
| 1038 | |
| 1039 | XMLDocument::DepthTracker tracker(_document); |
| 1040 | if (_document->Error()) |
| 1041 | return 0; |
| 1042 | |
| 1043 | while( p && *p ) { |
| 1044 | XMLNode* node = 0; |
| 1045 | |
| 1046 | p = _document->Identify( p, &node ); |
| 1047 | TIXMLASSERT( p ); |
| 1048 | if ( node == 0 ) { |
| 1049 | break; |
| 1050 | } |
| 1051 | |
| 1052 | const int initialLineNum = node->_parseLineNum; |
| 1053 | |
| 1054 | StrPair endTag; |
| 1055 | p = node->ParseDeep( p, &endTag, curLineNumPtr ); |
| 1056 | if ( !p ) { |
| 1057 | DeleteNode( node ); |
| 1058 | if ( !_document->Error() ) { |
| 1059 | _document->SetError( XML_ERROR_PARSING, initialLineNum, 0); |
| 1060 | } |
| 1061 | break; |
| 1062 | } |
| 1063 | |
| 1064 | const XMLDeclaration* const decl = node->ToDeclaration(); |
| 1065 | if ( decl ) { |
| 1066 | // Declarations are only allowed at document level |
| 1067 | // |
| 1068 | // Multiple declarations are allowed but all declarations |
| 1069 | // must occur before anything else. |
| 1070 | // |
| 1071 | // Optimized due to a security test case. If the first node is |
| 1072 | // a declaration, and the last node is a declaration, then only |
| 1073 | // declarations have so far been added. |
| 1074 | bool wellLocated = false; |
| 1075 | |
| 1076 | if (ToDocument()) { |
| 1077 | if (FirstChild()) { |
no test coverage detected