X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1aedb1dd8b6e2ace57901cbe0ce70786ddb67947..062dfc9a96dc9e796c53544f41ff92dc47f26e82:/src/html/htmlfilt.cpp diff --git a/src/html/htmlfilt.cpp b/src/html/htmlfilt.cpp index 0482dc49cd..0baea69675 100644 --- a/src/html/htmlfilt.cpp +++ b/src/html/htmlfilt.cpp @@ -1,62 +1,37 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: htmlfilt.cpp +// Name: src/html/htmlfilt.cpp // Purpose: wxHtmlFilter - input filter for translating into HTML format // Author: Vaclav Slavik // RCS-ID: $Id$ // Copyright: (c) 1999 Vaclav Slavik -// Licence: wxWindows Licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// +#include "wx/wxprec.h" -#ifdef __GNUG__ -#pragma implementation "htmlfilt.h" +#ifdef __BORLANDC__ + #pragma hdrstop #endif -#include "wx/wxprec.h" - -#include "wx/defs.h" #if wxUSE_HTML && wxUSE_STREAMS -#ifdef __BORDLANDC__ -#pragma hdrstop -#endif - -#ifndef WXPRECOMP +#ifndef WX_PRECOMP #include "wx/log.h" #include "wx/intl.h" #endif +#include "wx/strconv.h" +#include "wx/sstream.h" #include "wx/html/htmlfilt.h" #include "wx/html/htmlwin.h" -// utility function: read a wxString from a wxInputStream -void wxPrivate_ReadString(wxString& str, wxInputStream* s) +// utility function: read entire contents of an wxInputStream into a wxString +// +// TODO: error handling? +static void ReadString(wxString& str, wxInputStream* s, wxMBConv& conv) { - size_t streamSize = s->GetSize(); - - if(streamSize == ~(size_t)0) - { - const size_t bufSize = 4095; - char buffer[bufSize+1]; - size_t lastRead; - - do - { - s->Read(buffer, bufSize); - lastRead = s->LastRead(); - buffer[lastRead] = 0; - str.Append(buffer); - } - while(lastRead == bufSize); - } - else - { - char* src = new char[streamSize+1]; - s->Read(src, streamSize); - src[streamSize] = 0; - str = src; - delete [] src; - } + wxStringOutputStream out(&str, conv); + s->Read(out); } /* @@ -76,7 +51,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxHtmlFilterPlainText, wxHtmlFilter) bool wxHtmlFilterPlainText::CanRead(const wxFSFile& WXUNUSED(file)) const { - return TRUE; + return true; } @@ -87,12 +62,12 @@ wxString wxHtmlFilterPlainText::ReadFile(const wxFSFile& file) const wxString doc, doc2; if (s == NULL) return wxEmptyString; - wxPrivate_ReadString(doc, s); + ReadString(doc, s, wxConvISO8859_1); - doc.Replace(wxT("&"), wxT("&"), TRUE); - doc.Replace(wxT("<"), wxT("<"), TRUE); - doc.Replace(wxT(">"), wxT(">"), TRUE); - doc2 = "
\n" + doc + "\n
"; + doc.Replace(wxT("&"), wxT("&"), true); + doc.Replace(wxT("<"), wxT("<"), true); + doc.Replace(wxT(">"), wxT(">"), true); + doc2 = wxT("
\n") + doc + wxT("\n
"); return doc2; } @@ -127,26 +102,18 @@ bool wxHtmlFilterImage::CanRead(const wxFSFile& file) const wxString wxHtmlFilterImage::ReadFile(const wxFSFile& file) const { - return (""); + wxString res = wxT(""); + return res; } //-------------------------------------------------------------------------------- -// wxHtmlFilterPlainText -// filter for text/plain or uknown +// wxHtmlFilterHTML +// filter for text/html //-------------------------------------------------------------------------------- -class wxHtmlFilterHTML : public wxHtmlFilter -{ - DECLARE_DYNAMIC_CLASS(wxHtmlFilterHTML) - - public: - virtual bool CanRead(const wxFSFile& file) const; - virtual wxString ReadFile(const wxFSFile& file) const; -}; - IMPLEMENT_DYNAMIC_CLASS(wxHtmlFilterHTML, wxHtmlFilter) @@ -171,15 +138,47 @@ wxString wxHtmlFilterHTML::ReadFile(const wxFSFile& file) const wxLogError(_("Cannot open HTML document: %s"), file.GetLocation().c_str()); return wxEmptyString; } - wxPrivate_ReadString(doc, s); + // NB: We convert input file to wchar_t here in Unicode mode, based on + // either Content-Type header or tags. In ANSI mode, we don't + // do it as it is done by wxHtmlParser (for this reason, we add + // tag if we used Content-Type header). +#if wxUSE_UNICODE + int charsetPos; + if ((charsetPos = file.GetMimeType().Find(wxT("; charset="))) != wxNOT_FOUND) + { + wxString charset = file.GetMimeType().Mid(charsetPos + 10); + wxCSConv conv(charset); + ReadString(doc, s, conv); + } + else + { + size_t size = s->GetSize(); + wxCharBuffer buf( size+1 ); + s->Read( buf.data(), size ); + *(buf.data() + size) = 0; + wxString tmpdoc( buf, wxConvISO8859_1); + + wxString charset = wxHtmlParser::ExtractCharsetInformation(tmpdoc); + if (charset.empty()) + doc = tmpdoc; + else + { + wxCSConv conv(charset); + doc = wxString( buf, conv ); + } + } +#else // !wxUSE_UNICODE + ReadString(doc, s, wxConvLibc); // add meta tag if we obtained this through http: - if (file.GetMimeType().Find(_T("; charset=")) == 0) + if (!file.GetMimeType().empty()) { - wxString s(_T(""); - return s+doc; + wxString hdr; + wxString mime = file.GetMimeType(); + hdr.Printf(wxT(""), mime.c_str()); + return hdr+doc; } +#endif return doc; } @@ -198,7 +197,7 @@ class wxHtmlFilterModule : public wxModule { wxHtmlWindow::AddFilter(new wxHtmlFilterHTML); wxHtmlWindow::AddFilter(new wxHtmlFilterImage); - return TRUE; + return true; } virtual void OnExit() {} };