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/******************************************************************************
*
* rawgenbook.cpp - code for class 'RawGenBook'- a module that reads raw
* text files: ot and nt using indexs ??.bks ??.cps ??.vss
*
* $Id: rawgenbook.cpp 3439 2016-10-23 08:32:02Z scribe $
*
* Copyright 2002-2013 CrossWire Bible Society (http://www.crosswire.org)
* CrossWire Bible Society
* P. O. Box 2528
* Tempe, AZ 85280-2528
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation version 2.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
*/
#include <stdio.h>
#include <fcntl.h>
#include <rawgenbook.h>
#include <rawstr.h>
#include <utilstr.h>
#include <filemgr.h>
#include <sysdata.h>
#include <treekeyidx.h>
#include <versetreekey.h>
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, const char *keyType)
: SWGenBook(iname, idesc, idisp, enc, dir, mark, ilang) {
char *buf = new char [ strlen (ipath) + 20 ];
path = 0;
stdstr(&path, ipath);
verseKey = !strcmp("VerseKey", keyType);
if (verseKey) setType("Biblical Texts");
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::getSystemFileMgr()->open(buf, FileMgr::RDWR, true);
delete [] buf;
}
/******************************************************************************
* RawGenBook Destructor - Cleans up instance of RawGenBook
*/
RawGenBook::~RawGenBook() {
FileMgr::getSystemFileMgr()->close(bdtfd);
if (path)
delete [] path;
}
bool RawGenBook::isWritable() const {
return ((bdtfd->getFd() > 0) && ((bdtfd->mode & FileMgr::RDWR) == FileMgr::RDWR));
}
/******************************************************************************
* RawGenBook::getRawEntry - Returns the correct verse when char * cast
* is requested
*
* RET: string buffer with verse
*/
SWBuf &RawGenBook::getRawEntryBuf() const {
__u32 offset = 0;
__u32 size = 0;
const TreeKey &key = getTreeKey();
int dsize;
key.getUserData(&dsize);
entryBuf = "";
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.setFillByte(0);
entryBuf.setSize(size);
bdtfd->seek(offset, SEEK_SET);
bdtfd->read(entryBuf.getRawData(), size);
rawFilter(entryBuf, 0); // hack, decipher
rawFilter(entryBuf, &key);
// if (!isUnicode())
SWModule::prepText(entryBuf);
}
return entryBuf;
}
void RawGenBook::setEntry(const char *inbuf, long len) {
__u32 offset = (__u32)archtosword32(bdtfd->seek(0, SEEK_END));
__u32 size = 0;
TreeKeyIdx *key = ((TreeKeyIdx *)&(getTreeKey()));
char userData[8];
if (len < 0)
len = strlen(inbuf);
bdtfd->write(inbuf, len);
size = (__u32)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 *)&(getTreeKey()));
// see if we have a VerseKey * or decendant
SWTRY {
srckey = SWDYNAMIC_CAST(TreeKeyIdx, inkey);
}
SWCATCH ( ... ) {}
// 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 *)&(getTreeKey()));
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);
FileMgr::removeFile(buf);
fd = FileMgr::getSystemFileMgr()->open(buf, FileMgr::CREAT|FileMgr::WRONLY, FileMgr::IREAD|FileMgr::IWRITE);
fd->getFd();
FileMgr::getSystemFileMgr()->close(fd);
retval = TreeKeyIdx::create(path);
delete [] path;
return retval;
}
SWKey *RawGenBook::createKey() const {
TreeKey *tKey = new TreeKeyIdx(path);
if (verseKey) { SWKey *vtKey = new VerseTreeKey(tKey); delete tKey; return vtKey; }
return tKey;
}
bool RawGenBook::hasEntry(const SWKey *k) const {
TreeKey &key = getTreeKey(k);
int dsize;
key.getUserData(&dsize);
return (dsize > 7) && key.popError() == '\x00';
}
SWORD_NAMESPACE_END
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