// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
+#pragma implementation "helpdata.h"
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/log.h"
#endif
+#include <ctype.h>
+
#include "wx/html/helpdata.h"
#include "wx/tokenzr.h"
#include "wx/wfstream.h"
#include "wx/log.h"
#include "wx/html/htmlpars.h"
#include "wx/html/htmldefs.h"
+#include "wx/html/htmlfilt.h"
#include "wx/filename.h"
#include "wx/arrimpl.cpp"
//-----------------------------------------------------------------------------
// Reads one line, stores it into buf and returns pointer to new line or NULL.
-static char* ReadLine(char *line, char *buf, size_t bufsize)
+static const wxChar* ReadLine(const wxChar *line, wxChar *buf, size_t bufsize)
{
- char *writeptr = buf;
- char *endptr = buf + bufsize - 1;
- char *readptr = line;
+ wxChar *writeptr = buf;
+ wxChar *endptr = buf + bufsize - 1;
+ const wxChar *readptr = line;
- while (*readptr != 0 && *readptr != '\r' && *readptr != '\n' &&
+ while (*readptr != 0 && *readptr != _T('\r') && *readptr != _T('\n') &&
writeptr != endptr)
*(writeptr++) = *(readptr++);
*writeptr = 0;
- while (*readptr == '\r' || *readptr == '\n')
+ while (*readptr == _T('\r') || *readptr == _T('\n'))
readptr++;
if (*readptr == 0)
return NULL;
class HP_Parser : public wxHtmlParser
{
public:
+ HP_Parser() { }
+
wxObject* GetProduct() { return NULL; }
+
protected:
virtual void AddText(const wxChar* WXUNUSED(txt)) {}
+
+ DECLARE_NO_COPY_CLASS(HP_Parser)
};
bool HandleTag(const wxHtmlTag& tag);
void WriteOut(wxHtmlContentsItem*& array, int& size);
void ReadIn(wxHtmlContentsItem* array, int size);
+
+ DECLARE_NO_COPY_CLASS(HP_TagHandler)
};
bool wxHtmlHelpData::LoadMSProject(wxHtmlBookRecord *book, wxFileSystem& fsys, const wxString& indexfile, const wxString& contentsfile)
{
wxFSFile *f;
- char *buf;
- int sz;
+ wxHtmlFilterHTML filter;
+ wxString buf;
wxString string;
HP_Parser parser;
f = ( contentsfile.IsEmpty() ? (wxFSFile*) NULL : fsys.OpenFile(contentsfile) );
if (f)
{
- sz = f->GetStream()->GetSize();
- buf = new char[sz + 1];
- buf[sz] = 0;
- f->GetStream()->Read(buf, sz);
+ buf.clear();
+ buf = filter.ReadFile(*f);
delete f;
handler->ReadIn(m_Contents, m_ContentsCnt);
parser.Parse(buf);
handler->WriteOut(m_Contents, m_ContentsCnt);
- delete[] buf;
}
else
+ {
wxLogError(_("Cannot open contents file: %s"), contentsfile.c_str());
+ }
f = ( indexfile.IsEmpty() ? (wxFSFile*) NULL : fsys.OpenFile(indexfile) );
if (f)
{
- sz = f->GetStream()->GetSize();
- buf = new char[sz + 1];
- buf[sz] = 0;
- f->GetStream()->Read(buf, sz);
+ buf.clear();
+ buf = filter.ReadFile(*f);
delete f;
handler->ReadIn(m_Index, m_IndexCnt);
parser.Parse(buf);
handler->WriteOut(m_Index, m_IndexCnt);
- delete[] buf;
}
else if (!indexfile.IsEmpty())
+ {
wxLogError(_("Cannot open index file: %s"), indexfile.c_str());
+ }
return TRUE;
}
}
inline static void CacheWriteString(wxOutputStream *f, const wxChar *str)
-{
- size_t len = wxStrlen(str)+1;
+{
+#if wxUSE_UNICODE
+ wxWX2MBbuf mbstr(wxConvUTF8.cWX2MB(str));
+#else
+ const wxChar *mbstr = str;
+#endif
+ size_t len = strlen(mbstr)+1;
CacheWriteInt32(f, len);
- f->Write(str, len * sizeof(wxChar));
+ f->Write(mbstr, len);
}
-inline static wxChar *CacheReadString(wxInputStream *f)
+inline static wxChar* CacheReadString(wxInputStream *f)
{
- wxChar *str;
+ char *str;
size_t len = (size_t)CacheReadInt32(f);
- str = new wxChar[len];
- f->Read(str, len * sizeof(wxChar));
+ str = new char[len];
+ f->Read(str, len);
+#if !wxUSE_UNICODE
return str;
+#else
+ wxMB2WXbuf wxstr(wxConvUTF8.cMB2WX(str));
+ wxChar *outstr = new wxChar[wxStrlen(wxstr)+1];
+ wxStrcpy(outstr, wxstr);
+ return outstr;
+#endif
}
-#define CURRENT_CACHED_BOOK_VERSION 2
+#define CURRENT_CACHED_BOOK_VERSION 4
+
+// Additional flags to detect incompatibilities of the runtime environment:
+#define CACHED_BOOK_FORMAT_FLAGS \
+ (wxUSE_UNICODE << 0)
+
bool wxHtmlHelpData::LoadCachedBook(wxHtmlBookRecord *book, wxInputStream *f)
{
/* load header - version info : */
version = CacheReadInt32(f);
-
+
if (version != CURRENT_CACHED_BOOK_VERSION)
{
// NB: We can just silently return FALSE here and don't worry about
return FALSE;
}
+ if (CacheReadInt32(f) != CACHED_BOOK_FORMAT_FLAGS)
+ return FALSE;
+
/* load contents : */
st = m_ContentsCnt;
m_ContentsCnt += CacheReadInt32(f);
/* save header - version info : */
CacheWriteInt32(f, CURRENT_CACHED_BOOK_VERSION);
+ CacheWriteInt32(f, CACHED_BOOK_FORMAT_FLAGS);
/* save contents : */
for (cnt = 0, i = 0; i < m_ContentsCnt; i++)
return res;
}
-bool wxHtmlHelpData::AlreadyHasBook(wxHtmlBookRecord * bookr)
-{
- size_t bookCount = m_BookRecords.GetCount();
- if (bookCount == 0) return FALSE ;
-
- wxHtmlBookRecord currentBook(wxEmptyString,wxEmptyString,wxEmptyString);
- size_t i;
- for (i=0; i<bookCount; i++)
- {
- currentBook = m_BookRecords.Item(i) ;
- if (currentBook.GetBasePath().IsSameAs(bookr->GetBasePath()) &&
- currentBook.GetTitle().IsSameAs(bookr->GetTitle()) &&
- currentBook.GetStart().IsSameAs(bookr->GetStart()) )
- return TRUE ;
-
- }
- return FALSE ;
-}
-
bool wxHtmlHelpData::AddBookParam(const wxFSFile& bookfile,
wxFontEncoding encoding,
const wxString& title, const wxString& contfile,
int IndexOld = m_IndexCnt,
ContentsOld = m_ContentsCnt;
- if (! path.IsEmpty())
+ if (!path.IsEmpty())
fsys.ChangePathTo(path, TRUE);
- bookr = new wxHtmlBookRecord(fsys.GetPath(), title, deftopic);
- // return TRUE to indicate book is loaded
- if (AlreadyHasBook(bookr)) return TRUE ;
+ size_t booksCnt = m_BookRecords.GetCount();
+ for (size_t i = 0; i < booksCnt; i++)
+ {
+ if ( m_BookRecords[i].GetBookFile() == bookfile.GetLocation() )
+ return TRUE; // book is (was) loaded
+ }
+
+ bookr = new wxHtmlBookRecord(bookfile.GetLocation(), fsys.GetPath(), title, deftopic);
if (m_ContentsCnt % wxHTML_REALLOC_STEP == 0)
m_Contents = (wxHtmlContentsItem*) realloc(m_Contents, (m_ContentsCnt + wxHTML_REALLOC_STEP) * sizeof(wxHtmlContentsItem));
fi = fsys.OpenFile(bookfile.GetLocation() + wxT(".cached"));
if (fi == NULL ||
+#if wxUSE_DATETIME
fi->GetModificationTime() < bookfile.GetModificationTime() ||
+#endif // wxUSE_DATETIME
!LoadCachedBook(bookr, fi->GetStream()))
{
if (fi != NULL) delete fi;
fi = fsys.OpenFile(m_TempPath + wxFileNameFromPath(bookfile.GetLocation()) + wxT(".cached"));
if (m_TempPath == wxEmptyString || fi == NULL ||
+#if wxUSE_DATETIME
fi->GetModificationTime() < bookfile.GetModificationTime() ||
+#endif // wxUSE_DATETIME
!LoadCachedBook(bookr, fi->GetStream()))
{
LoadMSProject(bookr, fsys, indexfile, contfile);
bool wxHtmlHelpData::AddBook(const wxString& book)
{
- if (book.Right(4).Lower() == wxT(".zip") ||
- book.Right(4).Lower() == wxT(".htb") /*html book*/)
+ wxString extension(book.Right(4).Lower());
+ if (extension == wxT(".zip") ||
+#if wxUSE_LIBMSPACK
+ extension == wxT(".chm") /*compressed html help book*/ ||
+#endif
+ extension == wxT(".htb") /*html book*/)
{
wxFileSystem fsys;
wxString s;
bool rt = FALSE;
- s = fsys.FindFirst(book + wxT("#zip:") + wxT("*.hhp"), wxFILE);
+#if wxUSE_LIBMSPACK
+ if (extension == wxT(".chm"))
+ s = fsys.FindFirst(book + wxT("#chm:*.hhp"), wxFILE);
+ else
+#endif
+ s = fsys.FindFirst(book + wxT("#zip:*.hhp"), wxFILE);
+
while (!s.IsEmpty())
{
if (AddBook(s)) rt = TRUE;
return rt;
}
- else
- {
- wxFSFile *fi;
- wxFileSystem fsys;
- wxInputStream *s;
- wxString bookFull;
-
- wxString title = _("noname"),
- safetitle,
- start = wxEmptyString,
- contents = wxEmptyString,
- index = wxEmptyString,
- charset = wxEmptyString;
-
-#if defined(__WXMAC__) && !defined(__DARWIN__)
- if (wxIsAbsolutePath(book)) bookFull = book;
- else bookFull = wxGetCwd() + book; // no slash or dot
- wxFileName fn( bookFull );
- bookFull = fn.GetFullPath( wxPATH_UNIX );
-#else
- if (wxIsAbsolutePath(book)) bookFull = book;
- else bookFull = wxGetCwd() + "/" + book;
-#endif
-
- fi = fsys.OpenFile(bookFull);
- if (fi == NULL)
- {
- wxLogError(_("Cannot open HTML help book: %s"), bookFull.c_str());
- return FALSE;
- }
- fsys.ChangePathTo(bookFull);
- s = fi->GetStream();
- int sz;
- char *buff, *lineptr;
- char linebuf[300];
+ wxFSFile *fi;
+ wxFileSystem fsys;
- sz = s->GetSize();
- buff = new char[sz + 1];
- buff[sz] = 0;
- s->Read(buff, sz);
- lineptr = buff;
+ wxString title = _("noname"),
+ safetitle,
+ start = wxEmptyString,
+ contents = wxEmptyString,
+ index = wxEmptyString,
+ charset = wxEmptyString;
- do
- {
- lineptr = ReadLine(lineptr, linebuf, 300);
-
- for (char *ch = linebuf; *ch != '\0' && *ch != '='; ch++)
- *ch = tolower(*ch);
-
- if (strstr(linebuf, "title=") == linebuf)
- title = linebuf + strlen("title=");
- if (strstr(linebuf, "default topic=") == linebuf)
- start = linebuf + strlen("default topic=");
- if (strstr(linebuf, "index file=") == linebuf)
- index = linebuf + strlen("index file=");
- if (strstr(linebuf, "contents file=") == linebuf)
- contents = linebuf + strlen("contents file=");
- if (strstr(linebuf, "charset=") == linebuf)
- charset = linebuf + strlen("charset=");
- } while (lineptr != NULL);
- delete[] buff;
-
- wxFontEncoding enc;
- if (charset == wxEmptyString) enc = wxFONTENCODING_SYSTEM;
- else enc = wxTheFontMapper->CharsetToEncoding(charset);
- bool rtval = AddBookParam(*fi, enc,
- title, contents, index, start, fsys.GetPath());
- delete fi;
- return rtval;
+ fi = fsys.OpenFile(book);
+ if (fi == NULL)
+ {
+ wxLogError(_("Cannot open HTML help book: %s"), book.c_str());
+ return FALSE;
}
+ fsys.ChangePathTo(book);
+
+ const wxChar *lineptr;
+ wxChar linebuf[300];
+ wxString tmp;
+ wxHtmlFilterPlainText filter;
+ tmp = filter.ReadFile(*fi);
+ lineptr = tmp.c_str();
+
+ do
+ {
+ lineptr = ReadLine(lineptr, linebuf, 300);
+
+ for (wxChar *ch = linebuf; *ch != wxT('\0') && *ch != wxT('='); ch++)
+ *ch = tolower(*ch);
+
+ if (wxStrstr(linebuf, _T("title=")) == linebuf)
+ title = linebuf + wxStrlen(_T("title="));
+ if (wxStrstr(linebuf, _T("default topic=")) == linebuf)
+ start = linebuf + wxStrlen(_T("default topic="));
+ if (wxStrstr(linebuf, _T("index file=")) == linebuf)
+ index = linebuf + wxStrlen(_T("index file="));
+ if (wxStrstr(linebuf, _T("contents file=")) == linebuf)
+ contents = linebuf + wxStrlen(_T("contents file="));
+ if (wxStrstr(linebuf, _T("charset=")) == linebuf)
+ charset = linebuf + wxStrlen(_T("charset="));
+ } while (lineptr != NULL);
+
+ wxFontEncoding enc;
+ if (charset == wxEmptyString) enc = wxFONTENCODING_SYSTEM;
+ else enc = wxFontMapper::Get()->CharsetToEncoding(charset);
+ bool rtval = AddBookParam(*fi, enc,
+ title, contents, index, start, fsys.GetPath());
+ delete fi;
+ return rtval;
}
wxString wxHtmlHelpData::FindPageByName(const wxString& x)
file = fsys.OpenFile(m_Data->m_Contents[i].m_Book->GetFullPath(thepage));
if (file)
{
- if (m_Engine.Scan(file->GetStream()))
+ if (m_Engine.Scan(*file))
{
m_Name = m_Data->m_Contents[i].m_Name;
m_ContentsItem = m_Data->m_Contents + i;
//--------------------------------------------------------------------------------
-// wxSearchEngine
+// wxHtmlSearchEngine
//--------------------------------------------------------------------------------
-void wxSearchEngine::LookFor(const wxString& keyword, bool case_sensitive, bool whole_words_only)
+void wxHtmlSearchEngine::LookFor(const wxString& keyword, bool case_sensitive, bool whole_words_only)
{
m_CaseSensitive = case_sensitive;
m_WholeWords = whole_words_only;
}
+static inline bool WHITESPACE(wxChar c)
+{
+ return c == _T(' ') || c == _T('\n') || c == _T('\r') || c == _T('\t');
+}
-#define WHITESPACE(c) (c == ' ' || c == '\n' || c == '\r' || c == '\t')
-
-bool wxSearchEngine::Scan(wxInputStream *stream)
+bool wxHtmlSearchEngine::Scan(const wxFSFile& file)
{
- wxASSERT_MSG(m_Keyword != NULL, wxT("wxSearchEngine::LookFor must be called before scanning!"));
+ wxASSERT_MSG(m_Keyword != NULL, wxT("wxHtmlSearchEngine::LookFor must be called before scanning!"));
int i, j;
- int lng = stream ->GetSize();
int wrd = wxStrlen(m_Keyword);
bool found = FALSE;
- char *buf = new char[lng + 1];
- stream->Read(buf, lng);
- buf[lng] = 0;
+ wxHtmlFilterHTML filter;
+ wxString tmp = filter.ReadFile(file);
+ int lng = tmp.length();
+ const wxChar *buf = tmp.c_str();
if (!m_CaseSensitive)
for (i = 0; i < lng; i++)
- if ((buf[i] >= 'A') && (buf[i] <= 'Z')) buf[i] += 'a' - 'A';
+ tmp[(size_t)i] = (wxChar)wxTolower(tmp[(size_t)i]);
if (m_WholeWords)
{
}
}
- delete[] buf;
return found;
}