summaryrefslogtreecommitdiff
path: root/src/modules/texts/rawtext/rawtext.cpp
blob: 8641a45406be4728e3ecdc46afda14e9b1ba846d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
/******************************************************************************
 *  rawtext.cpp - code for class 'RawText'- a module that reads raw text files:
 *		  ot and nt using indexs ??.bks ??.cps ??.vss
 *
 *
 * Copyright 2009 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 <sysdata.h>

#include <utilstr.h>
#include <rawverse.h>
#include <rawtext.h>
#include <rawstr.h>
#include <filemgr.h>
#include <versekey.h>
#include <stringmgr.h>

#include <regex.h>	// GNU
#include <map>
#include <list>
#include <algorithm>

#ifndef USELUCENE
using std::map;
using std::list;
using std::find;
#endif

SWORD_NAMESPACE_START

#ifndef USELUCENE
typedef  map < SWBuf, list<long> > strlist;
typedef list<long> longlist;
#endif

/******************************************************************************
 * RawText Constructor - Initializes data for instance of RawText
 *
 * ENT:	iname - Internal name for module
 *	idesc - Name to display to user for module
 *	idisp	 - Display object to use for displaying
 */

RawText::RawText(const char *ipath, const char *iname, const char *idesc, SWDisplay *idisp, SWTextEncoding enc, SWTextDirection dir, SWTextMarkup mark, const char* ilang, const char *versification)
		: SWText(iname, idesc, idisp, enc, dir, mark, ilang, versification),
		RawVerse(ipath) {
}


/******************************************************************************
 * RawText Destructor - Cleans up instance of RawText
 */

RawText::~RawText() {
}


bool RawText::isWritable() {
	return ((idxfp[0]->getFd() > 0) && ((idxfp[0]->mode & FileMgr::RDWR) == FileMgr::RDWR));
}


/******************************************************************************
 * RawText::getRawEntry	- Returns the correct verse when char * cast
 *					is requested
 *
 * RET: string buffer with verse
 */

SWBuf &RawText::getRawEntryBuf() {
	long  start = 0;
	unsigned short size = 0;
	VerseKey &key = getVerseKey();

	findOffset(key.Testament(), key.TestamentIndex(), &start, &size);
	entrySize = size;        // support getEntrySize call

	entryBuf = "";
	readText(key.Testament(), start, size, entryBuf);

	rawFilter(entryBuf, 0);	// hack, decipher
	rawFilter(entryBuf, &key);

//	if (!isUnicode())
		prepText(entryBuf);

	return entryBuf;
}


void RawText::setEntry(const char *inbuf, long len) {
	VerseKey &key = getVerseKey();
	doSetText(key.Testament(), key.TestamentIndex(), inbuf, len);
}


void RawText::linkEntry(const SWKey *inkey) {
	VerseKey &destkey = getVerseKey();
	const VerseKey *srckey = &getVerseKey(inkey);
	doLinkEntry(destkey.Testament(), destkey.TestamentIndex(), srckey->TestamentIndex());
}


/******************************************************************************
 * RawText::deleteEntry	- deletes this entry
 *
 * RET: *this
 */

void RawText::deleteEntry() {
	VerseKey &key = getVerseKey();
	doSetText(key.Testament(), key.TestamentIndex(), "");
}

/******************************************************************************
 * RawText::increment	- Increments module key a number of entries
 *
 * ENT:	increment	- Number of entries to jump forward
 *
 * RET: *this
 */

void RawText::increment(int steps) {
	long  start;
	unsigned short size;
	VerseKey *tmpkey = &getVerseKey();

	findOffset(tmpkey->Testament(), tmpkey->TestamentIndex(), &start, &size);

	SWKey lastgood = *tmpkey;
	while (steps) {
		long laststart = start;
		unsigned short lastsize = size;
		SWKey lasttry = *tmpkey;
		(steps > 0) ? ++(*key) : --(*key);
		tmpkey = &getVerseKey();

		if ((error = key->Error())) {
			*key = lastgood;
			break;
		}
		long index = tmpkey->TestamentIndex();
		findOffset(tmpkey->Testament(), index, &start, &size);
		if (
			(((laststart != start) || (lastsize != size))	// we're a different entry
//				&& (start > 0)
				&& (size))	// and we actually have a size
				||(!skipConsecutiveLinks)) {	// or we don't want to skip consecutive links
			steps += (steps < 0) ? 1 : -1;
			lastgood = *tmpkey;
		}
	}
	error = (error) ? KEYERR_OUTOFBOUNDS : 0;
}

bool RawText::isLinked(const SWKey *k1, const SWKey *k2) const {
	long start1, start2;
	unsigned short size1, size2;
	VerseKey *vk1 = &getVerseKey(k1);
	VerseKey *vk2 = &getVerseKey(k2);
	if (vk1->Testament() != vk2->Testament()) return false;

	findOffset(vk1->Testament(), vk1->TestamentIndex(), &start1, &size1);
	findOffset(vk2->Testament(), vk2->TestamentIndex(), &start2, &size2);
	if (!size1 || !size2) return false;
	return start1 == start2;
}

bool RawText::hasEntry(const SWKey *k) const {
	long start;
	unsigned short size;
	VerseKey *vk = &getVerseKey(k);

	findOffset(vk->Testament(), vk->TestamentIndex(), &start, &size);
	return size;
}

	

SWORD_NAMESPACE_END