#include "wx/defs.h"
#if wxUSE_HTML && wxUSE_STREAMS
-#ifdef __BORDLANDC__
+#ifdef __BORLANDC__
#pragma hdrstop
#endif
wxObject* wxHtmlParser::Parse(const wxString& source)
{
- wxObject *result;
-
InitParser(source);
DoParsing();
- result = GetProduct();
+ wxObject *result = GetProduct();
DoneParser();
return result;
}
void wxHtmlParser::InitParser(const wxString& source)
{
SetSource(source);
+ m_stopParsing = FALSE;
}
void wxHtmlParser::DoneParser()
m_CurTextPiece = 0;
}
+extern bool wxIsCDATAElement(const wxChar *tag);
+
void wxHtmlParser::CreateDOMSubTree(wxHtmlTag *cur,
int begin_pos, int end_pos,
wxHtmlTagsCache *cache)
int i = begin_pos;
int textBeginning = begin_pos;
+ // If the tag contains CDATA text, we include the text between beginning
+ // and ending tag verbosely. Setting i=end_pos will skip to the very
+ // end of this function where text piece is added, bypassing any child
+ // tags parsing (CDATA element can't have child elements by definition):
+ if (cur != NULL && wxIsCDATAElement(cur->GetName().c_str()))
+ {
+ i = end_pos;
+ }
+
while (i < end_pos)
{
c = m_Source.GetChar(i);
}
else
i = chd->GetBeginPos();
+
textBeginning = i;
}
wxHtmlTag *t = m_CurTag;
m_CurTag = m_CurTag->GetNextTag();
AddTag(*t);
+ if (m_stopParsing)
+ return;
}
else break;
}
h = (wxHtmlTagHandler*) m_HandlersHash.Get(tag.GetName());
if (h)
+ {
inner = h->HandleTag(tag);
+ if (m_stopParsing)
+ return;
+ }
if (!inner)
{
if (tag.HasEnding())
void wxHtmlEntitiesParser::SetEncoding(wxFontEncoding encoding)
{
#if wxUSE_WCHAR_T && !wxUSE_UNICODE
- if (encoding == m_encoding) return;
+ if (encoding == m_encoding)
+ return;
+
delete m_conv;
- m_conv = NULL;
+
m_encoding = encoding;
- if (m_encoding != wxFONTENCODING_SYSTEM)
+ if (m_encoding == wxFONTENCODING_SYSTEM)
+ m_conv = NULL;
+ else
m_conv = new wxCSConv(wxFontMapper::GetEncodingName(m_encoding));
#else
(void) encoding;
return wxStrcmp((wxChar*)key, ((wxHtmlEntityInfo*)item)->name);
}
+#if !wxUSE_UNICODE
wxChar wxHtmlEntitiesParser::GetCharForCode(unsigned code)
{
-#if wxUSE_UNICODE
- return (wxChar)code;
-#elif wxUSE_WCHAR_T
+#if wxUSE_WCHAR_T
char buf[2];
wchar_t wbuf[2];
wbuf[0] = (wchar_t)code;
return (code < 256) ? (wxChar)code : '?';
#endif
}
+#endif
wxChar wxHtmlEntitiesParser::GetEntityChar(const wxString& entity)
{
return GetFS()->OpenFile(url);
}
+
+//-----------------------------------------------------------------------------
+// wxHtmlParser::ExtractCharsetInformation
+//-----------------------------------------------------------------------------
+
+class wxMetaTagParser : public wxHtmlParser
+{
+public:
+ wxObject* GetProduct() { return NULL; }
+protected:
+ virtual void AddText(const wxChar* WXUNUSED(txt)) {}
+};
+
+class wxMetaTagHandler : public wxHtmlTagHandler
+{
+public:
+ wxMetaTagHandler(wxString *retval) : wxHtmlTagHandler(), m_retval(retval) {}
+ wxString GetSupportedTags() { return wxT("META,BODY"); }
+ bool HandleTag(const wxHtmlTag& tag);
+
+private:
+ wxString *m_retval;
+};
+
+bool wxMetaTagHandler::HandleTag(const wxHtmlTag& tag)
+{
+ if (tag.GetName() == _T("BODY"))
+ {
+ m_Parser->StopParsing();
+ return FALSE;
+ }
+
+ if (tag.HasParam(_T("HTTP-EQUIV")) &&
+ tag.GetParam(_T("HTTP-EQUIV")) == _T("Content-Type") &&
+ tag.HasParam(_T("CONTENT")))
+ {
+ wxString content = tag.GetParam(_T("CONTENT"));
+ if (content.Left(19) == _T("text/html; charset="))
+ {
+ *m_retval = content.Mid(19);
+ m_Parser->StopParsing();
+ }
+ }
+ return FALSE;
+}
+
+
+/*static*/
+wxString wxHtmlParser::ExtractCharsetInformation(const wxString& markup)
+{
+ wxString charset;
+ wxMetaTagParser parser;
+ parser.AddTagHandler(new wxMetaTagHandler(&charset));
+ parser.Parse(markup);
+ return charset;
+}
+
+
#endif