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<hr><h1>ztext.cpp</h1><div class="fragment"><pre>00001 <font class="comment">/******************************************************************************</font>
00002 <font class="comment"> * ztext.cpp - code for class 'zText'- a module that reads compressed text</font>
00003 <font class="comment"> * files: ot and nt using indexs ??.vss</font>
00004 <font class="comment"> */</font>
00005
00006
00007 <font class="preprocessor">#include <ctype.h></font>
00008 <font class="preprocessor">#include <stdio.h></font>
00009 <font class="preprocessor">#include <fcntl.h></font>
00010
00011 <font class="preprocessor">#ifndef __GNUC__</font>
00012 <font class="preprocessor"></font><font class="preprocessor">#include <io.h></font>
00013 <font class="preprocessor">#else</font>
00014 <font class="preprocessor"></font><font class="preprocessor">#include <unistd.h></font>
00015 <font class="preprocessor">#endif</font>
00016 <font class="preprocessor"></font>
00017 <font class="preprocessor">#include <iostream.h></font>
00018 <font class="preprocessor">#include <string.h></font>
00019 <font class="preprocessor">#include <utilfuns.h></font>
00020 <font class="comment">//#include <rawverse.h></font>
00021 <font class="preprocessor">#include <ztext.h></font>
00022 <font class="comment">//#include <zlib.h></font>
00023
00024
00025 <font class="comment">/******************************************************************************</font>
00026 <font class="comment"> * zText Constructor - Initializes data for instance of zText</font>
00027 <font class="comment"> *</font>
00028 <font class="comment"> * ENT: ipath - path to data files</font>
00029 <font class="comment"> * iname - Internal name for module</font>
00030 <font class="comment"> * idesc - Name to display to user for module</font>
00031 <font class="comment"> * iblockType - verse, chapter, book, etc. of index chunks</font>
00032 <font class="comment"> * icomp - Compressor object</font>
00033 <font class="comment"> * idisp - Display object to use for displaying</font>
00034 <font class="comment"> */</font>
00035
00036 zText::zText(<font class="keyword">const</font> <font class="keywordtype">char</font> *ipath, <font class="keyword">const</font> <font class="keywordtype">char</font> *iname, <font class="keyword">const</font> <font class="keywordtype">char</font> *idesc, <font class="keywordtype">int</font> iblockType, SWCompress *icomp, <a class="code" href="class_s_w_display.html">SWDisplay</a> *idisp, SWTextEncoding enc, SWTextDirection dir, SWTextMarkup mark, <font class="keyword">const</font> <font class="keywordtype">char</font>* ilang) : zVerse(ipath, -1, iblockType, icomp), <a class="code" href="class_s_w_text.html">SWText</a>(iname, idesc, idisp, enc, dir, mark, ilang)<font class="comment">/*, SWCompress()*/</font>
00037 {
00038 blockType = iblockType;
00039 lastWriteKey = 0;
00040 }
00041
00042
00043 <font class="comment">/******************************************************************************</font>
00044 <font class="comment"> * zText Destructor - Cleans up instance of zText</font>
00045 <font class="comment"> */</font>
00046
00047 zText::~zText()
00048 {
00049 flushCache();
00050
00051 <font class="keywordflow">if</font> (lastWriteKey)
00052 <font class="keyword">delete</font> lastWriteKey;
00053 }
00054
00055
00056 <font class="comment">/******************************************************************************</font>
00057 <font class="comment"> * zText::getRawEntry - Returns the current verse buffer</font>
00058 <font class="comment"> *</font>
00059 <font class="comment"> * RET: buffer with verse</font>
00060 <font class="comment"> */</font>
00061
00062 <font class="keywordtype">char</font> *zText::getRawEntry()
00063 {
00064 <font class="comment">/*</font>
00065 <font class="comment"> long start;</font>
00066 <font class="comment"> unsigned long size;</font>
00067 <font class="comment"> unsigned long destsize;</font>
00068 <font class="comment"> char *tmpbuf;</font>
00069 <font class="comment"> char *dest;</font>
00070 <font class="comment"> VerseKey *lkey = (VerseKey *) SWModule::key;</font>
00071 <font class="comment"> char sizebuf[3];</font>
00072 <font class="comment"></font>
00073 <font class="comment"> lkey->Verse(0);</font>
00074 <font class="comment"> if (chapcache != lkey->Index()) {</font>
00075 <font class="comment"> findoffset(lkey->Testament(), lkey->Index(), &start, &((unsigned short) size));</font>
00076 <font class="comment"> gettext(lkey->Testament(), start, 3, sizebuf);</font>
00077 <font class="comment"> memcpy(&size, sizebuf, 2);</font>
00078 <font class="comment"> tmpbuf = new char [ size + 1 ];</font>
00079 <font class="comment"> gettext(lkey->Testament(), start + 2, size + 1 , tmpbuf);</font>
00080 <font class="comment"> //zBuf(&size, tmpbuf);</font>
00081 <font class="comment"> dest = new char [ (size*4) + 1 ];</font>
00082 <font class="comment"> uncompress((Bytef *)dest, &destsize, (Bytef *) tmpbuf, size);</font>
00083 <font class="comment"> chapcache = lkey->Index();</font>
00084 <font class="comment"> delete [] tmpbuf;</font>
00085 <font class="comment"> }</font>
00086 <font class="comment"></font>
00087 <font class="comment"> //findoffset(key->Testament(), key->Index(), &start, &size);</font>
00088 <font class="comment"> findoffset(lkey->Testament(), lkey->Index(), &start, &((unsigned short) size));</font>
00089 <font class="comment"></font>
00090 <font class="comment"> if (versebuf)</font>
00091 <font class="comment"> delete [] versebuf;</font>
00092 <font class="comment"> versebuf = new char [ size + 1 ];</font>
00093 <font class="comment"> //memcpy(versebuf, Buf(), size);</font>
00094 <font class="comment"> memcpy(versebuf, dest, destsize);</font>
00095 <font class="comment"> delete [] dest;</font>
00096 <font class="comment"></font>
00097 <font class="comment"> preptext(versebuf);</font>
00098 <font class="comment"></font>
00099 <font class="comment"> return versebuf;</font>
00100 <font class="comment">*/</font>
00101
00102 <font class="keywordtype">long</font> start = 0;
00103 <font class="keywordtype">unsigned</font> <font class="keywordtype">short</font> size = 0;
00104 <a class="code" href="class_verse_key.html">VerseKey</a> *key = 0;
00105
00106 <font class="comment">//printf ("zText char *\n");</font>
00107
00108 <font class="comment">// see if we have a VerseKey * or decendant</font>
00109 <font class="preprocessor">#ifndef _WIN32_WCE</font>
00110 <font class="preprocessor"></font> <font class="keywordflow">try</font> {
00111 <font class="preprocessor">#endif</font>
00112 <font class="preprocessor"></font> key = SWDYNAMIC_CAST(<a class="code" href="class_verse_key.html">VerseKey</a>, this->key);
00113 <font class="preprocessor">#ifndef _WIN32_WCE</font>
00114 <font class="preprocessor"></font> }
00115 <font class="keywordflow">catch</font> ( ... ) {}
00116 <font class="preprocessor">#endif</font>
00117 <font class="preprocessor"></font> <font class="comment">// if we don't have a VerseKey * decendant, create our own</font>
00118 <font class="keywordflow">if</font> (!key)
00119 key = <font class="keyword">new</font> <a class="code" href="class_verse_key.html#a0">VerseKey</a>(this->key);
00120
00121 <font class="comment">//printf ("checking cache\n");</font>
00122 <font class="comment">//printf ("finding offset\n");</font>
00123 findoffset(key-><a class="code" href="class_verse_key.html#a22">Testament</a>(), key-><a class="code" href="class_verse_key.html#a34">Index</a>(), &start, &size);
00124 entrySize = size; <font class="comment">// support getEntrySize call</font>
00125
00126 <font class="comment">//printf ("deleting previous buffer\n");</font>
00127 <font class="keywordtype">unsigned</font> <font class="keywordtype">long</font> newsize = (size + 2) * FILTERPAD;
00128 <font class="keywordflow">if</font> (newsize > entrybufallocsize) {
00129 <font class="keywordflow">if</font> (entrybuf)
00130 <font class="keyword">delete</font> [] entrybuf;
00131 entrybuf = <font class="keyword">new</font> <font class="keywordtype">char</font> [ newsize ];
00132 entrybufallocsize = newsize;
00133 }
00134 *entrybuf = 0;
00135
00136 <font class="comment">//printf ("getting text\n");</font>
00137 swgettext(key-><a class="code" href="class_verse_key.html#a22">Testament</a>(), start, (size + 2), entrybuf);
00138 <font class="comment">//printf ("got text\n");</font>
00139
00140 rawFilter(entrybuf, size, key);
00141
00142 <font class="comment">//printf ("preparing text\n");</font>
00143 <font class="keywordflow">if</font> (!isUnicode())
00144 preptext(entrybuf);
00145
00146 <font class="keywordflow">if</font> (this->key != key) <font class="comment">// free our key if we created a VerseKey</font>
00147 <font class="keyword">delete</font> key;
00148
00149 <font class="comment">//printf ("returning text\n");</font>
00150 <font class="keywordflow">return</font> entrybuf;
00151
00152 }
00153
00154
00155 <font class="keywordtype">bool</font> zText::sameBlock(<a class="code" href="class_verse_key.html">VerseKey</a> *k1, <a class="code" href="class_verse_key.html">VerseKey</a> *k2) {
00156 <font class="keywordflow">if</font> (k1-><a class="code" href="class_verse_key.html#a22">Testament</a>() != k2-><a class="code" href="class_verse_key.html#a22">Testament</a>())
00157 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00158
00159 <font class="keywordflow">switch</font> (blockType) {
00160 <font class="keywordflow">case</font> VERSEBLOCKS:
00161 <font class="keywordflow">if</font> (k1-><a class="code" href="class_verse_key.html#a25">Verse</a>() != k2-><a class="code" href="class_verse_key.html#a25">Verse</a>())
00162 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00163 <font class="keywordflow">case</font> CHAPTERBLOCKS:
00164 <font class="keywordflow">if</font> (k1-><a class="code" href="class_verse_key.html#a24">Chapter</a>() != k2-><a class="code" href="class_verse_key.html#a24">Chapter</a>())
00165 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00166 <font class="keywordflow">case</font> BOOKBLOCKS:
00167 <font class="keywordflow">if</font> (k1-><a class="code" href="class_verse_key.html#a23">Book</a>() != k2-><a class="code" href="class_verse_key.html#a23">Book</a>())
00168 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00169 }
00170 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00171 }
00172
00173
00174 <a class="code" href="class_s_w_module.html">SWModule</a> &zText::setentry(<font class="keyword">const</font> <font class="keywordtype">char</font> *inbuf, <font class="keywordtype">long</font> len) {
00175 <a class="code" href="class_verse_key.html">VerseKey</a> *key = 0;
00176 <font class="comment">// see if we have a VerseKey * or decendant</font>
00177 <font class="preprocessor">#ifndef _WIN32_WCE</font>
00178 <font class="preprocessor"></font> <font class="keywordflow">try</font> {
00179 <font class="preprocessor">#endif</font>
00180 <font class="preprocessor"></font> key = SWDYNAMIC_CAST(<a class="code" href="class_verse_key.html">VerseKey</a>, this->key);
00181 <font class="preprocessor">#ifndef _WIN32_WCE</font>
00182 <font class="preprocessor"></font> }
00183 <font class="keywordflow">catch</font> ( ... ) {}
00184 <font class="preprocessor">#endif</font>
00185 <font class="preprocessor"></font> <font class="comment">// if we don't have a VerseKey * decendant, create our own</font>
00186 <font class="keywordflow">if</font> (!key)
00187 key = <font class="keyword">new</font> <a class="code" href="class_verse_key.html#a0">VerseKey</a>(this->key);
00188
00189
00190 <font class="comment">// see if we've jumped across blocks since last write</font>
00191 <font class="keywordflow">if</font> (lastWriteKey) {
00192 <font class="keywordflow">if</font> (!sameBlock(lastWriteKey, key)) {
00193 flushCache();
00194 }
00195 <font class="keyword">delete</font> lastWriteKey;
00196 }
00197
00198 settext(key-><a class="code" href="class_verse_key.html#a22">Testament</a>(), key-><a class="code" href="class_verse_key.html#a34">Index</a>(), inbuf, len);
00199
00200 lastWriteKey = (<a class="code" href="class_verse_key.html">VerseKey</a> *)key-><a class="code" href="class_verse_key.html#a10">clone</a>(); <font class="comment">// must delete</font>
00201
00202 <font class="keywordflow">if</font> (this->key != key) <font class="comment">// free our key if we created a VerseKey</font>
00203 <font class="keyword">delete</font> key;
00204
00205 <font class="keywordflow">return</font> *<font class="keyword">this</font>;
00206 }
00207
00208 <a class="code" href="class_s_w_module.html">SWModule</a> &zText::operator <<(<font class="keyword">const</font> <font class="keywordtype">char</font> *inbuf) {
00209 <font class="keywordflow">return</font> setentry(inbuf, 0);
00210 }
00211
00212
00213 <a class="code" href="class_s_w_module.html">SWModule</a> &zText::operator <<(<font class="keyword">const</font> <a class="code" href="class_s_w_key.html">SWKey</a> *inkey) {
00214 <a class="code" href="class_verse_key.html">VerseKey</a> *destkey = 0;
00215 <font class="keyword">const</font> <a class="code" href="class_verse_key.html">VerseKey</a> *srckey = 0;
00216 <font class="comment">// see if we have a VerseKey * or decendant</font>
00217 <font class="preprocessor">#ifndef _WIN32_WCE</font>
00218 <font class="preprocessor"></font> <font class="keywordflow">try</font> {
00219 <font class="preprocessor">#endif</font>
00220 <font class="preprocessor"></font> destkey = SWDYNAMIC_CAST(<a class="code" href="class_verse_key.html">VerseKey</a>, this->key);
00221 <font class="preprocessor">#ifndef _WIN32_WCE</font>
00222 <font class="preprocessor"></font> }
00223 <font class="keywordflow">catch</font> ( ... ) {}
00224 <font class="preprocessor">#endif</font>
00225 <font class="preprocessor"></font> <font class="comment">// if we don't have a VerseKey * decendant, create our own</font>
00226 <font class="keywordflow">if</font> (!destkey)
00227 destkey = <font class="keyword">new</font> <a class="code" href="class_verse_key.html#a0">VerseKey</a>(this->key);
00228
00229 <font class="comment">// see if we have a VerseKey * or decendant</font>
00230 <font class="preprocessor">#ifndef _WIN32_WCE</font>
00231 <font class="preprocessor"></font> <font class="keywordflow">try</font> {
00232 <font class="preprocessor">#endif</font>
00233 <font class="preprocessor"></font> srckey = (<font class="keyword">const</font> <a class="code" href="class_verse_key.html">VerseKey</a> *) SWDYNAMIC_CAST(<a class="code" href="class_verse_key.html">VerseKey</a>, inkey);
00234 <font class="preprocessor">#ifndef _WIN32_WCE</font>
00235 <font class="preprocessor"></font> }
00236 <font class="keywordflow">catch</font> ( ... ) {
00237 }
00238 <font class="preprocessor">#endif</font>
00239 <font class="preprocessor"></font> <font class="comment">// if we don't have a VerseKey * decendant, create our own</font>
00240 <font class="keywordflow">if</font> (!srckey)
00241 srckey = <font class="keyword">new</font> <a class="code" href="class_verse_key.html#a0">VerseKey</a>(inkey);
00242
00243 linkentry(destkey-><a class="code" href="class_verse_key.html#a22">Testament</a>(), destkey-><a class="code" href="class_verse_key.html#a34">Index</a>(), srckey-><a class="code" href="class_verse_key.html#a34">Index</a>());
00244
00245 <font class="keywordflow">if</font> (this->key != destkey) <font class="comment">// free our key if we created a VerseKey</font>
00246 <font class="keyword">delete</font> destkey;
00247
00248 <font class="keywordflow">if</font> (inkey != srckey) <font class="comment">// free our key if we created a VerseKey</font>
00249 <font class="keyword">delete</font> srckey;
00250
00251 <font class="keywordflow">return</font> *<font class="keyword">this</font>;
00252 }
00253
00254
00255 <font class="comment">/******************************************************************************</font>
00256 <font class="comment"> * zFiles::deleteEntry - deletes this entry</font>
00257 <font class="comment"> *</font>
00258 <font class="comment"> * RET: *this</font>
00259 <font class="comment"> */</font>
00260
00261 <font class="keywordtype">void</font> zText::deleteEntry() {
00262
00263 <a class="code" href="class_verse_key.html">VerseKey</a> *key = 0;
00264
00265 <font class="preprocessor">#ifndef _WIN32_WCE</font>
00266 <font class="preprocessor"></font> <font class="keywordflow">try</font> {
00267 <font class="preprocessor">#endif</font>
00268 <font class="preprocessor"></font> key = SWDYNAMIC_CAST(<a class="code" href="class_verse_key.html">VerseKey</a>, this->key);
00269 <font class="preprocessor">#ifndef _WIN32_WCE</font>
00270 <font class="preprocessor"></font> }
00271 <font class="keywordflow">catch</font> ( ... ) {}
00272 <font class="preprocessor">#endif</font>
00273 <font class="preprocessor"></font> <font class="keywordflow">if</font> (!key)
00274 key = <font class="keyword">new</font> <a class="code" href="class_verse_key.html#a0">VerseKey</a>(this->key);
00275
00276 settext(key-><a class="code" href="class_verse_key.html#a22">Testament</a>(), key-><a class="code" href="class_verse_key.html#a34">Index</a>(), <font class="stringliteral">""</font>);
00277
00278 <font class="keywordflow">if</font> (key != this->key)
00279 <font class="keyword">delete</font> key;
00280 }
00281
00282
00283 <font class="comment">/******************************************************************************</font>
00284 <font class="comment"> * zText::operator += - Increments module key a number of entries</font>
00285 <font class="comment"> *</font>
00286 <font class="comment"> * ENT: increment - Number of entries to jump forward</font>
00287 <font class="comment"> *</font>
00288 <font class="comment"> * RET: *this</font>
00289 <font class="comment"> */</font>
00290
00291 <a class="code" href="class_s_w_module.html">SWModule</a> &zText::operator +=(<font class="keywordtype">int</font> increment)
00292 {
00293 <font class="keywordtype">long</font> start;
00294 <font class="keywordtype">unsigned</font> <font class="keywordtype">short</font> size;
00295 <a class="code" href="class_verse_key.html">VerseKey</a> *tmpkey = 0;
00296
00297 <font class="preprocessor">#ifndef _WIN32_WCE</font>
00298 <font class="preprocessor"></font> <font class="keywordflow">try</font> {
00299 <font class="preprocessor">#endif</font>
00300 <font class="preprocessor"></font> tmpkey = SWDYNAMIC_CAST(<a class="code" href="class_verse_key.html">VerseKey</a>, key);
00301 <font class="preprocessor">#ifndef _WIN32_WCE</font>
00302 <font class="preprocessor"></font> }
00303 <font class="keywordflow">catch</font> ( ... ) {}
00304 <font class="preprocessor">#endif</font>
00305 <font class="preprocessor"></font> <font class="keywordflow">if</font> (!tmpkey)
00306 tmpkey = <font class="keyword">new</font> <a class="code" href="class_verse_key.html#a0">VerseKey</a>(key);
00307
00308 findoffset(tmpkey-><a class="code" href="class_verse_key.html#a22">Testament</a>(), tmpkey-><a class="code" href="class_verse_key.html#a34">Index</a>(), &start, &size);
00309
00310 <a class="code" href="class_s_w_key.html">SWKey</a> lastgood = *tmpkey;
00311 <font class="keywordflow">while</font> (increment) {
00312 <font class="keywordtype">long</font> laststart = start;
00313 <font class="keywordtype">unsigned</font> <font class="keywordtype">short</font> lastsize = size;
00314 <a class="code" href="class_s_w_key.html">SWKey</a> lasttry = *tmpkey;
00315 (<a class="code" href="class_verse_key.html#a18">increment</a> > 0) ? (*key)++ : (*key)--;
00316 <font class="keywordflow">if</font> (tmpkey != key)
00317 <font class="keyword">delete</font> tmpkey;
00318 tmpkey = 0;
00319 <font class="preprocessor">#ifndef _WIN32_WCE</font>
00320 <font class="preprocessor"></font> <font class="keywordflow">try</font> {
00321 <font class="preprocessor">#endif</font>
00322 <font class="preprocessor"></font> tmpkey = SWDYNAMIC_CAST(<a class="code" href="class_verse_key.html">VerseKey</a>, key);
00323 <font class="preprocessor">#ifndef _WIN32_WCE</font>
00324 <font class="preprocessor"></font> }
00325 <font class="keywordflow">catch</font> ( ... ) {}
00326 <font class="preprocessor">#endif</font>
00327 <font class="preprocessor"></font> <font class="keywordflow">if</font> (!tmpkey)
00328 tmpkey = <font class="keyword">new</font> <a class="code" href="class_verse_key.html#a0">VerseKey</a>(key);
00329
00330 <font class="keywordflow">if</font> ((error = key->Error())) {
00331 *key = lastgood;
00332 <font class="keywordflow">break</font>;
00333 }
00334 <font class="keywordtype">long</font> index = tmpkey-><a class="code" href="class_s_w_key.html#a17">Index</a>();
00335 findoffset(tmpkey->Testament(), index, &start, &size);
00336 <font class="keywordflow">if</font> ((((laststart != start) || (lastsize != size))||(!skipConsecutiveLinks)) && (start >= 0) && (size)) {
00337 <a class="code" href="class_verse_key.html#a18">increment</a> += (<a class="code" href="class_verse_key.html#a18">increment</a> < 0) ? 1 : -1;
00338 lastgood = *tmpkey;
00339 }
00340 }
00341 error = (error) ? KEYERR_OUTOFBOUNDS : 0;
00342
00343 <font class="keywordflow">if</font> (tmpkey != key)
00344 <font class="keyword">delete</font> tmpkey;
00345
00346 <font class="keywordflow">return</font> *<font class="keyword">this</font>;
00347 }
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