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<hr><h1>zld.cpp</h1><div class="fragment"><pre>00001 <font class="comment">/******************************************************************************</font>
00002 <font class="comment"> * rawld.cpp - code for class 'RawLD'- a module that reads raw lexicon and</font>
00003 <font class="comment"> * dictionary files: *.dat *.idx</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 <string.h></font>
00018 <font class="preprocessor">#include <utilfuns.h></font>
00019 <font class="preprocessor">#include <zstr.h></font>
00020 <font class="preprocessor">#include <zld.h></font>
00021
00022
00023 <font class="comment">/******************************************************************************</font>
00024 <font class="comment"> * RawLD Constructor - Initializes data for instance of RawLD</font>
00025 <font class="comment"> *</font>
00026 <font class="comment"> * ENT: ipath - path and filename of files (no extension)</font>
00027 <font class="comment"> * iname - Internal name for module</font>
00028 <font class="comment"> * idesc - Name to display to user for module</font>
00029 <font class="comment"> * idisp - Display object to use for displaying</font>
00030 <font class="comment"> */</font>
00031
00032 zLD::zLD(<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">long</font> blockCount, 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) : zStr(ipath, -1, blockCount, icomp), <a class="code" href="class_s_w_l_d.html">SWLD</a>(iname, idesc, idisp, enc, dir, mark, ilang)
00033 {
00034 }
00035
00036
00037 <font class="comment">/******************************************************************************</font>
00038 <font class="comment"> * RawLD Destructor - Cleans up instance of RawLD</font>
00039 <font class="comment"> */</font>
00040
00041 zLD::~zLD()
00042 {
00043 }
00044
00045
00046 <font class="comment">/******************************************************************************</font>
00047 <font class="comment"> * zLD::strongsPad - Pads a key if it is 100% digits to 5 places</font>
00048 <font class="comment"> *</font>
00049 <font class="comment"> * ENT: buf - buffer to check and pad</font>
00050 <font class="comment"> */</font>
00051
00052 <font class="keywordtype">void</font> zLD::strongsPad(<font class="keywordtype">char</font> *buf)
00053 {
00054 <font class="keyword">const</font> <font class="keywordtype">char</font> *check;
00055 <font class="keywordtype">long</font> size = 0;
00056 <font class="keywordtype">int</font> len = strlen(buf);
00057 <font class="keywordflow">if</font> ((len < 5) && (len > 0)) {
00058 <font class="keywordflow">for</font> (check = buf; *check; check++) {
00059 <font class="keywordflow">if</font> (!isdigit(*check))
00060 <font class="keywordflow">break</font>;
00061 <font class="keywordflow">else</font> size++;
00062 }
00063
00064 <font class="keywordflow">if</font> ((size == len) && size)
00065 sprintf(buf, <font class="stringliteral">"%.5d"</font>, atoi(buf));
00066 }
00067 }
00068
00069
00070 <font class="comment">/******************************************************************************</font>
00071 <font class="comment"> * zLD::getEntry - Looks up entry from data file. 'Snaps' to closest</font>
00072 <font class="comment"> * entry and sets 'entrybuf'.</font>
00073 <font class="comment"> *</font>
00074 <font class="comment"> * ENT: away - number of entries offset from key (default = 0)</font>
00075 <font class="comment"> *</font>
00076 <font class="comment"> * RET: error status</font>
00077 <font class="comment"> */</font>
00078
00079 <font class="keywordtype">char</font> zLD::getEntry(<font class="keywordtype">long</font> away)
00080 {
00081 <font class="keywordtype">char</font> *idxbuf = 0;
00082 <font class="keywordtype">char</font> *ebuf = 0;
00083 <font class="keywordtype">char</font> retval = 0;
00084 <font class="keywordtype">long</font> index;
00085 <font class="keywordtype">unsigned</font> <font class="keywordtype">long</font> size;
00086 <font class="keywordtype">char</font> *buf = <font class="keyword">new</font> <font class="keywordtype">char</font> [ strlen(*key) + 6 ];
00087 strcpy(buf, *key);
00088
00089 strongsPad(buf);
00090
00091 *entrybuf = 0;
00092 <font class="keywordflow">if</font> (!(retval = findKeyIndex(buf, &index, away))) {
00093 <a class="code" href="class_verse_key.html#a11">getText</a>(index, &idxbuf, &ebuf);
00094 size = strlen(ebuf) + 1;
00095 entrybuf = <font class="keyword">new</font> <font class="keywordtype">char</font> [ size * FILTERPAD ];
00096 strcpy(entrybuf, ebuf);
00097
00098 entrySize = size; <font class="comment">// support getEntrySize call</font>
00099 <font class="keywordflow">if</font> (!key->Persist()) <font class="comment">// If we have our own key</font>
00100 *key = idxbuf; <font class="comment">// reset it to entry index buffer</font>
00101
00102 stdstr(&entkeytxt, idxbuf); <font class="comment">// set entry key text that module 'snapped' to.</font>
00103 free(idxbuf);
00104 free(ebuf);
00105 }
00106 <font class="keywordflow">else</font> {
00107 entrybuf = <font class="keyword">new</font> <font class="keywordtype">char</font> [ 5 ];
00108 entrybuf[0] = 0;
00109 entrybuf[1] = 0;
00110 }
00111
00112 <font class="keyword">delete</font> [] buf;
00113 <font class="keywordflow">return</font> retval;
00114 }
00115
00116
00117 <font class="comment">/******************************************************************************</font>
00118 <font class="comment"> * zLD::operator char * - Returns the correct entry when char * cast</font>
00119 <font class="comment"> * is requested</font>
00120 <font class="comment"> *</font>
00121 <font class="comment"> * RET: string buffer with entry</font>
00122 <font class="comment"> */</font>
00123
00124 <font class="keywordtype">char</font> *zLD::getRawEntry() {
00125 <font class="keywordflow">if</font> (!getEntry() && !isUnicode()) {
00126 prepText(entrybuf);
00127 }
00128
00129 <font class="keywordflow">return</font> entrybuf;
00130 }
00131
00132
00133 <font class="comment">/******************************************************************************</font>
00134 <font class="comment"> * zLD::operator += - Increments module key a number of entries</font>
00135 <font class="comment"> *</font>
00136 <font class="comment"> * ENT: increment - Number of entries to jump forward</font>
00137 <font class="comment"> *</font>
00138 <font class="comment"> * RET: *this</font>
00139 <font class="comment"> */</font>
00140
00141 <a class="code" href="class_s_w_module.html">SWModule</a> &zLD::operator +=(<font class="keywordtype">int</font> increment)
00142 {
00143 <font class="keywordtype">char</font> tmperror;
00144
00145 <font class="keywordflow">if</font> (key->Traversable()) {
00146 *key += <a class="code" href="class_verse_key.html#a18">increment</a>;
00147 error = key->Error();
00148 <a class="code" href="class_verse_key.html#a18">increment</a> = 0;
00149 }
00150
00151 tmperror = (getEntry(<a class="code" href="class_verse_key.html#a18">increment</a>)) ? KEYERR_OUTOFBOUNDS : 0;
00152 error = (error)?error:tmperror;
00153 *key = entkeytxt;
00154 <font class="keywordflow">return</font> *<font class="keyword">this</font>;
00155 }
00156
00157
00158 <font class="comment">/******************************************************************************</font>
00159 <font class="comment"> * zLD::operator =(SW_POSITION) - Positions this key if applicable</font>
00160 <font class="comment"> */</font>
00161
00162 <a class="code" href="class_s_w_module.html">SWModule</a> &zLD::operator =(SW_POSITION p)
00163 {
00164 <font class="keywordflow">if</font> (!key->Traversable()) {
00165 <font class="keywordflow">switch</font> (p) {
00166 <font class="keywordflow">case</font> POS_TOP:
00167 *key = <font class="stringliteral">""</font>;
00168 <font class="keywordflow">break</font>;
00169 <font class="keywordflow">case</font> POS_BOTTOM:
00170 *key = <font class="stringliteral">"zzzzzzzzz"</font>;
00171 <font class="keywordflow">break</font>;
00172 }
00173 }
00174 <font class="keywordflow">else</font> *key = p;
00175 <font class="keywordflow">return</font> *<font class="keyword">this</font>;
00176 }
00177
00178
00179 <a class="code" href="class_s_w_module.html">SWModule</a> &zLD::setentry(<font class="keyword">const</font> <font class="keywordtype">char</font> *inbuf, <font class="keywordtype">long</font> len) {
00180 <a class="code" href="class_verse_key.html#a13">setText</a>(*key, inbuf, len);
00181
00182 <font class="keywordflow">return</font> *<font class="keyword">this</font>;
00183 }
00184
00185 <a class="code" href="class_s_w_module.html">SWModule</a> &zLD::operator <<(<font class="keyword">const</font> <font class="keywordtype">char</font> *inbuf) {
00186 <font class="keywordflow">return</font> setentry(inbuf, 0);
00187 }
00188
00189
00190 <a class="code" href="class_s_w_module.html">SWModule</a> &zLD::operator <<(<font class="keyword">const</font> <a class="code" href="class_s_w_key.html">SWKey</a> *inkey) {
00191 linkEntry(*key, *inkey);
00192
00193 <font class="keywordflow">return</font> *<font class="keyword">this</font>;
00194 }
00195
00196
00197 <font class="comment">/******************************************************************************</font>
00198 <font class="comment"> * RawFiles::deleteEntry - deletes this entry</font>
00199 <font class="comment"> *</font>
00200 <font class="comment"> * RET: *this</font>
00201 <font class="comment"> */</font>
00202
00203 <font class="keywordtype">void</font> zLD::deleteEntry() {
00204 <a class="code" href="class_verse_key.html#a13">setText</a>(*key, <font class="stringliteral">""</font>);
00205 }
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