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/******************************************************************************
* rawtext.cpp - code for class 'RawGenBook'- a module that reads raw text files:
* ot and nt using indexs ??.bks ??.cps ??.vss
*/
#include <stdio.h>
#include <fcntl.h>
#ifndef __GNUC__
#include <io.h>
#else
#include <unistd.h>
#endif
#include <string.h>
#include <utilfuns.h>
#include <rawgenbook.h>
#include <rawstr.h>
#ifndef O_BINARY
#define O_BINARY 0
#endif
SWORD_NAMESPACE_START
/******************************************************************************
* RawGenBook Constructor - Initializes data for instance of RawGenBook
*
* ENT: iname - Internal name for module
* idesc - Name to display to user for module
* idisp - Display object to use for displaying
*/
RawGenBook::RawGenBook(const char *ipath, const char *iname, const char *idesc, SWDisplay *idisp, SWTextEncoding enc, SWTextDirection dir, SWTextMarkup mark, const char* ilang)
: SWGenBook(iname, idesc, idisp, enc, dir, mark, ilang) {
int fileMode = O_RDWR;
char *buf = new char [ strlen (ipath) + 20 ];
entryBuf = 0;
path = 0;
stdstr(&path, ipath);
if ((path[strlen(path)-1] == '/') || (path[strlen(path)-1] == '\\'))
path[strlen(path)-1] = 0;
delete key;
key = CreateKey();
sprintf(buf, "%s.bdt", path);
bdtfd = FileMgr::systemFileMgr.open(buf, fileMode|O_BINARY, true);
delete [] buf;
}
/******************************************************************************
* RawGenBook Destructor - Cleans up instance of RawGenBook
*/
RawGenBook::~RawGenBook() {
FileMgr::systemFileMgr.close(bdtfd);
if (path)
delete [] path;
if (entryBuf)
delete [] entryBuf;
}
/******************************************************************************
* RawGenBook::getRawEntry - Returns the correct verse when char * cast
* is requested
*
* RET: string buffer with verse
*/
char *RawGenBook::getRawEntry() {
__u32 offset = 0;
__u32 size = 0;
TreeKeyIdx *key = 0;
try {
key = SWDYNAMIC_CAST(TreeKeyIdx, (this->key));
}
catch ( ... ) {}
if (!key) {
key = (TreeKeyIdx *)CreateKey();
(*key) = *(this->key);
}
if (entryBuf)
delete [] entryBuf;
int dsize;
key->getUserData(&dsize);
if (dsize > 7) {
memcpy(&offset, key->getUserData(), 4);
offset = swordtoarch32(offset);
memcpy(&size, key->getUserData() + 4, 4);
size = swordtoarch32(size);
entrySize = size; // support getEntrySize call
entryBuf = new char [ (size + 2) * FILTERPAD ];
*entryBuf = 0;
lseek(bdtfd->getFd(), offset, SEEK_SET);
read(bdtfd->getFd(), entryBuf, size);
entryBuf[size] = 0;
rawFilter(entryBuf, size, 0); // hack, decipher
rawFilter(entryBuf, size*FILTERPAD, key);
if (!isUnicode())
RawStr::preptext(entryBuf);
}
else {
entryBuf = new char [2];
entryBuf[0] = 0;
entryBuf[1] = 0;
entrySize = 0;
}
if (key != this->key) // free our key if we created a VerseKey
delete key;
return entryBuf;
}
void RawGenBook::setEntry(const char *inbuf, long len) {
__u32 offset = archtosword32(lseek(bdtfd->getFd(), 0, SEEK_END));
__u32 size = 0;
TreeKeyIdx *key = ((TreeKeyIdx *)this->key);
char userData[8];
if (!len)
len = strlen(inbuf);
write(bdtfd->getFd(), inbuf, len);
size = archtosword32(len);
memcpy(userData, &offset, 4);
memcpy(userData+4, &size, 4);
key->setUserData(userData, 8);
key->save();
}
void RawGenBook::linkEntry(const SWKey *inkey) {
TreeKeyIdx *srckey = 0;
TreeKeyIdx *key = ((TreeKeyIdx *)this->key);
// see if we have a VerseKey * or decendant
try {
srckey = SWDYNAMIC_CAST(TreeKeyIdx, inkey);
}
catch ( ... ) {}
// if we don't have a VerseKey * decendant, create our own
if (!srckey) {
srckey = (TreeKeyIdx *)CreateKey();
(*srckey) = *inkey;
}
key->setUserData(srckey->getUserData(), 8);
key->save();
if (inkey != srckey) // free our key if we created a VerseKey
delete srckey;
}
/******************************************************************************
* RawGenBook::deleteEntry - deletes this entry
*
* RET: *this
*/
void RawGenBook::deleteEntry() {
TreeKeyIdx *key = ((TreeKeyIdx *)this->key);
key->remove();
}
char RawGenBook::createModule(const char *ipath) {
char *path = 0;
char *buf = new char [ strlen (ipath) + 20 ];
FileDesc *fd;
signed char retval;
stdstr(&path, ipath);
if ((path[strlen(path)-1] == '/') || (path[strlen(path)-1] == '\\'))
path[strlen(path)-1] = 0;
sprintf(buf, "%s.bdt", path);
unlink(buf);
fd = FileMgr::systemFileMgr.open(buf, O_CREAT|O_WRONLY|O_BINARY, S_IREAD|S_IWRITE);
fd->getFd();
FileMgr::systemFileMgr.close(fd);
retval = TreeKeyIdx::create(path);
delete [] path;
return retval;
}
SWKey *RawGenBook::CreateKey() {
TreeKeyIdx *newKey = new TreeKeyIdx(path);
return newKey;
}
SWORD_NAMESPACE_END
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