//-----------------------------------------------------------------------------
// Reads one line, stores it into buf and returns pointer to new line or NULL.
-static char* ReadLine(char *line, char *buf)
+static char* ReadLine(char *line, char *buf, size_t bufsize)
{
- char *writeptr = buf, *readptr = line;
+ char *writeptr = buf;
+ char *endptr = buf + bufsize - 1;
+ char *readptr = line;
- while (*readptr != 0 && *readptr != '\r' && *readptr != '\n') *(writeptr++) = *(readptr++);
+ while (*readptr != 0 && *readptr != '\r' && *readptr != '\n' &&
+ writeptr != endptr)
+ *(writeptr++) = *(readptr++);
*writeptr = 0;
- while (*readptr == '\r' || *readptr == '\n') readptr++;
- if (*readptr == 0) return NULL;
- else return readptr;
+ while (*readptr == '\r' || *readptr == '\n')
+ readptr++;
+ if (*readptr == 0)
+ return NULL;
+ else
+ return readptr;
}
+inline static void CacheWriteInt32(wxOutputStream *f, wxInt32 value)
+{
+ wxInt32 x = wxINT32_SWAP_ON_BE(value);
+ f->Write(&x, sizeof(x));
+}
-#if wxUSE_UNICODE
-
-#define READ_STRING(f, s, lng) { char tmpc; for (int i = 0; i < lng; i++) { f->Read(&tmpc, 1); s[i] = (wxChar)tmpc;} }
-#define WRITE_STRING(f, s, lng) { char tmpc; for (int i = 0; i < lng; i++) { tmpc = (char)s[i]; f->Write(&tmpc, 1);} }
-
-#else
-
-#define READ_STRING(f, s, lng) f->Read(s, lng * sizeof(char));
-#define WRITE_STRING(f, s, lng) f->Write(s, lng * sizeof(char));
+inline static wxInt32 CacheReadInt32(wxInputStream *f)
+{
+ wxInt32 x;
+ f->Read(&x, sizeof(x));
+ return wxINT32_SWAP_ON_BE(x);
+}
-#endif
+inline static void CacheWriteString(wxOutputStream *f, const wxChar *str)
+{
+ size_t len = wxStrlen(str)+1;
+ CacheWriteInt32(f, len);
+ f->Write(str, len * sizeof(wxChar));
+}
+inline static wxChar *CacheReadString(wxInputStream *f)
+{
+ wxChar *str;
+ size_t len = (size_t)CacheReadInt32(f);
+ str = new wxChar[len];
+ f->Read(str, len * sizeof(wxChar));
+ return str;
+}
-#define CURRENT_CACHED_BOOK_VERSION 1
+#define CURRENT_CACHED_BOOK_VERSION 2
bool wxHtmlHelpData::LoadCachedBook(wxHtmlBookRecord *book, wxInputStream *f)
{
int i, st;
- wxInt32 x;
wxInt32 version;
/* load header - version info : */
-
- f->Read(&x, sizeof(x));
- version = wxINT32_SWAP_ON_BE(x);
+ version = CacheReadInt32(f);
if (version != CURRENT_CACHED_BOOK_VERSION)
{
- wxLogError(_("Incorrect version of HTML help book"));
+ // NB: We can just silently return FALSE here and don't worry about
+ // it anymore, because AddBookParam will load the MS project in
+ // absence of (properly versioned) .cached file and automatically
+ // create new .cached file immediately afterward.
return FALSE;
- // NOTE: when adding new version, please ensure backward compatibility!
}
/* load contents : */
-
- f->Read(&x, sizeof(x));
st = m_ContentsCnt;
- m_ContentsCnt += wxINT32_SWAP_ON_BE(x);
+ m_ContentsCnt += CacheReadInt32(f);
m_Contents = (wxHtmlContentsItem*) realloc(m_Contents,
(m_ContentsCnt / wxHTML_REALLOC_STEP + 1) *
wxHTML_REALLOC_STEP * sizeof(wxHtmlContentsItem));
for (i = st; i < m_ContentsCnt; i++)
{
- f->Read(&x, sizeof(x));
- m_Contents[i].m_Level = wxINT32_SWAP_ON_BE(x);
- f->Read(&x, sizeof(x));
- m_Contents[i].m_ID = wxINT32_SWAP_ON_BE(x);
- f->Read(&x, sizeof(x)); x = wxINT32_SWAP_ON_BE(x);
- m_Contents[i].m_Name = new wxChar[x];
- READ_STRING(f, m_Contents[i].m_Name, x);
- f->Read(&x, sizeof(x)); x = wxINT32_SWAP_ON_BE(x);
- m_Contents[i].m_Page = new wxChar[x];
- READ_STRING(f, m_Contents[i].m_Page, x);
+ m_Contents[i].m_Level = CacheReadInt32(f);
+ m_Contents[i].m_ID = CacheReadInt32(f);
+ m_Contents[i].m_Name = CacheReadString(f);
+ m_Contents[i].m_Page = CacheReadString(f);
m_Contents[i].m_Book = book;
}
/* load index : */
-
- f->Read(&x, sizeof(x));
st = m_IndexCnt;
- m_IndexCnt += wxINT32_SWAP_ON_BE(x);
+ m_IndexCnt += CacheReadInt32(f);
m_Index = (wxHtmlContentsItem*) realloc(m_Index, (m_IndexCnt / wxHTML_REALLOC_STEP + 1) *
wxHTML_REALLOC_STEP * sizeof(wxHtmlContentsItem));
for (i = st; i < m_IndexCnt; i++)
{
- f->Read(&x, sizeof(x)); x = wxINT32_SWAP_ON_BE(x);
- m_Index[i].m_Name = new wxChar[x];
- READ_STRING(f, m_Index[i].m_Name, x);
- f->Read(&x, sizeof(x)); x = wxINT32_SWAP_ON_BE(x);
- m_Index[i].m_Page = new wxChar[x];
- READ_STRING(f, m_Index[i].m_Page, x);
+ m_Index[i].m_Name = CacheReadString(f);
+ m_Index[i].m_Page = CacheReadString(f);
m_Index[i].m_Book = book;
}
return TRUE;
bool wxHtmlHelpData::SaveCachedBook(wxHtmlBookRecord *book, wxOutputStream *f)
{
int i;
- wxInt32 x;
+ wxInt32 cnt;
/* save header - version info : */
-
- x = wxINT32_SWAP_ON_BE(CURRENT_CACHED_BOOK_VERSION);
- f->Write(&x, sizeof(x));
+ CacheWriteInt32(f, CURRENT_CACHED_BOOK_VERSION);
/* save contents : */
+ for (cnt = 0, i = 0; i < m_ContentsCnt; i++)
+ if (m_Contents[i].m_Book == book && m_Contents[i].m_Level > 0)
+ cnt++;
+ CacheWriteInt32(f, cnt);
- x = 0;
- for (i = 0; i < m_ContentsCnt; i++) if (m_Contents[i].m_Book == book && m_Contents[i].m_Level > 0) x++;
- x = wxINT32_SWAP_ON_BE(x);
- f->Write(&x, sizeof(x));
for (i = 0; i < m_ContentsCnt; i++)
{
- if (m_Contents[i].m_Book != book || m_Contents[i].m_Level == 0) continue;
- x = wxINT32_SWAP_ON_BE(m_Contents[i].m_Level);
- f->Write(&x, sizeof(x));
- x = wxINT32_SWAP_ON_BE(m_Contents[i].m_ID);
- f->Write(&x, sizeof(x));
- x = wxINT32_SWAP_ON_BE(wxStrlen(m_Contents[i].m_Name) + 1);
- f->Write(&x, sizeof(x));
- WRITE_STRING(f, m_Contents[i].m_Name, x);
- x = wxINT32_SWAP_ON_BE(wxStrlen(m_Contents[i].m_Page) + 1);
- f->Write(&x, sizeof(x));
- WRITE_STRING(f, m_Contents[i].m_Page, x);
+ if (m_Contents[i].m_Book != book || m_Contents[i].m_Level == 0)
+ continue;
+ CacheWriteInt32(f, m_Contents[i].m_Level);
+ CacheWriteInt32(f, m_Contents[i].m_ID);
+ CacheWriteString(f, m_Contents[i].m_Name);
+ CacheWriteString(f, m_Contents[i].m_Page);
}
/* save index : */
+ for (cnt = 0, i = 0; i < m_IndexCnt; i++)
+ if (m_Index[i].m_Book == book && m_Index[i].m_Level > 0)
+ cnt++;
+ CacheWriteInt32(f, cnt);
- x = 0;
- for (i = 0; i < m_IndexCnt; i++) if (m_Index[i].m_Book == book && m_Index[i].m_Level > 0) x++;
- x = wxINT32_SWAP_ON_BE(x);
- f->Write(&x, sizeof(x));
for (i = 0; i < m_IndexCnt; i++)
{
- if (m_Index[i].m_Book != book || m_Index[i].m_Level == 0) continue;
- x = wxINT32_SWAP_ON_BE(wxStrlen(m_Index[i].m_Name) + 1);
- f->Write(&x, sizeof(x));
- WRITE_STRING(f, m_Index[i].m_Name, x);
- x = wxINT32_SWAP_ON_BE(wxStrlen(m_Index[i].m_Page) + 1);
- f->Write(&x, sizeof(x));
- WRITE_STRING(f, m_Index[i].m_Page, x);
+ if (m_Index[i].m_Book != book || m_Index[i].m_Level == 0)
+ continue;
+ CacheWriteString(f, m_Index[i].m_Name);
+ CacheWriteString(f, m_Index[i].m_Page);
}
return TRUE;
}
int IndexOld = m_IndexCnt,
ContentsOld = m_ContentsCnt;
- if (! path.IsEmpty())
+ if (!path.IsEmpty())
fsys.ChangePathTo(path, TRUE);
- bookr = new wxHtmlBookRecord(fsys.GetPath(), title, deftopic);
+ 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));
m_Contents[m_ContentsCnt].m_Level = 0;
{
if (book.Right(4).Lower() == wxT(".zip") ||
book.Right(4).Lower() == wxT(".htb") /*html book*/)
-
{
wxFileSystem fsys;
wxString s;
return rt;
}
-
-
else
{
wxFSFile *fi;
wxInputStream *s;
wxString bookFull;
- int sz;
- char *buff, *lineptr;
- char linebuf[300];
-
wxString title = _("noname"),
safetitle,
start = wxEmptyString,
}
fsys.ChangePathTo(bookFull);
s = fi->GetStream();
+
+ int sz;
+ char *buff, *lineptr;
+ char linebuf[300];
+
sz = s->GetSize();
buff = new char[sz + 1];
buff[sz] = 0;
s->Read(buff, sz);
lineptr = buff;
- do {
- lineptr = ReadLine(lineptr, linebuf);
-
- 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=");
+ 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;
projects / wxWidgets.git / blobdiff