aboutsummaryrefslogtreecommitdiffstats
path: root/src/modules/comments/rawcom/rawcom.cpp
blob: f71b6ec0aa5d0c627f6974f42e2ea03c8bb23f41 (plain) (blame)
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
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
/******************************************************************************
 *  rawcom.cpp - code for class 'RawCom'- a module that reads raw commentary
 *			files:	ot and nt using indexs ??.bks ??.cps ??.vss
 */


#include <ctype.h>
#include <stdio.h>
#include <fcntl.h>

#ifndef __GNUC__
#include <io.h>
#else
#include <unistd.h>
#endif

#include <string.h>
#include <utilfuns.h>
#include <rawverse.h>
#include <rawcom.h>


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

RawCom::RawCom(const char *ipath, const char *iname, const char *idesc, SWDisplay *idisp, SWTextEncoding encoding, SWTextDirection dir, SWTextMarkup markup, const char* ilang)
		: RawVerse(ipath),
            SWCom(iname, idesc, idisp, encoding, dir, markup, ilang){
}


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

RawCom::~RawCom()
{
}


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

char *RawCom::getRawEntry() {
	long  start = 0;
	unsigned short size = 0;
	VerseKey *key = 0;

	try {
		key = SWDYNAMIC_CAST(VerseKey, this->key);
	}
	catch ( ... ) {}
	if (!key)
		key = new VerseKey(this->key);


	findoffset(key->Testament(), key->Index(), &start, &size);
	entrySize = size;        // support getEntrySize call

	unsigned long newsize = (size + 2) * FILTERPAD;
	if (newsize > entrybufallocsize) {
		if (entrybuf)
			delete [] entrybuf;
		entrybuf = new char [ newsize ];
		entrybufallocsize = newsize;
	}
	*entrybuf = 0;

	readtext(key->Testament(), start, (size + 2), entrybuf);

	rawFilter(entrybuf, size, key);

        if (!isUnicode())
		preptext(entrybuf);

	if (key != this->key)
		delete key;

	return entrybuf;
}


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

void RawCom::increment(int steps) {
	long  start;
	unsigned short size;
	VerseKey *tmpkey = 0;

	try {
		tmpkey = SWDYNAMIC_CAST(VerseKey, key);
	}
	catch ( ... ) {}
	if (!tmpkey)
		tmpkey = new VerseKey(key);

	findoffset(tmpkey->Testament(), tmpkey->Index(), &start, &size);

	SWKey lastgood = *tmpkey;
	while (steps) {
		long laststart = start;
		unsigned short lastsize = size;
		SWKey lasttry = *tmpkey;
		(steps > 0) ? (*key)++ : (*key)--;
		if (tmpkey != key)
			delete tmpkey;
		tmpkey = 0;
		try {
			tmpkey = SWDYNAMIC_CAST(VerseKey, key);
		}
		catch ( ... ) {}
		if (!tmpkey)
			tmpkey = new VerseKey(key);

		if ((error = key->Error())) {
			*key = lastgood;
			break;
		}
		long index = tmpkey->Index();
		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;

	if (tmpkey != key)
		delete tmpkey;
}


void RawCom::setEntry(const char *inbuf, long len) {
	VerseKey *key = 0;
	// see if we have a VerseKey * or decendant
	try {
		key = SWDYNAMIC_CAST(VerseKey, this->key);
	}
	catch ( ... ) {}
	// if we don't have a VerseKey * decendant, create our own
	if (!key)
		key = new VerseKey(this->key);

	settext(key->Testament(), key->Index(), inbuf, len);

	if (this->key != key) // free our key if we created a VerseKey
		delete key;
}


void RawCom::linkEntry(const SWKey *inkey) {
	VerseKey *destkey = 0;
	const VerseKey *srckey = 0;
	// see if we have a VerseKey * or decendant
	try {
		destkey = SWDYNAMIC_CAST(VerseKey, this->key);
	}
	catch ( ... ) {}
	// if we don't have a VerseKey * decendant, create our own
	if (!destkey)
		destkey = new VerseKey(this->key);

	// see if we have a VerseKey * or decendant
	try {
		srckey = SWDYNAMIC_CAST(VerseKey, inkey);
	}
	catch ( ... ) {}
	// if we don't have a VerseKey * decendant, create our own
	if (!srckey)
		srckey = new VerseKey(inkey);

	linkentry(destkey->Testament(), destkey->Index(), srckey->Index());

	if (this->key != destkey) // free our key if we created a VerseKey
		delete destkey;

	if (inkey != srckey) // free our key if we created a VerseKey
		delete srckey;
}


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

void RawCom::deleteEntry() {

	VerseKey *key = 0;

	try {
		key = SWDYNAMIC_CAST(VerseKey, this->key);
	}
	catch ( ... ) {}
	if (!key)
		key = new VerseKey(this->key);

	settext(key->Testament(), key->Index(), "");

	if (key != this->key)
		delete key;
}