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<hr><h1>thmllemma.cpp</h1><div class="fragment"><pre>00001 <font class="comment">/******************************************************************************</font>
00002 <font class="comment"> *</font>
00003 <font class="comment"> * thmllemma - SWFilter decendant to hide or show lemmas</font>
00004 <font class="comment"> * in a ThML module.</font>
00005 <font class="comment"> */</font>
00006
00007
00008 <font class="preprocessor">#include <stdlib.h></font>
00009 <font class="preprocessor">#include <string.h></font>
00010 <font class="preprocessor">#include <thmllemma.h></font>
00011 <font class="preprocessor">#ifndef __GNUC__</font>
00012 <font class="preprocessor"></font><font class="preprocessor">#else</font>
00013 <font class="preprocessor"></font><font class="preprocessor">#include <unixstr.h></font>
00014 <font class="preprocessor">#endif</font>
00015 <font class="preprocessor"></font>
00016
00017 <font class="keyword">const</font> <font class="keywordtype">char</font> ThMLLemma::on[] = <font class="stringliteral">"On"</font>;
00018 <font class="keyword">const</font> <font class="keywordtype">char</font> ThMLLemma::off[] = <font class="stringliteral">"Off"</font>;
00019 <font class="keyword">const</font> <font class="keywordtype">char</font> ThMLLemma::optName[] = <font class="stringliteral">"Lemmas"</font>;
00020 <font class="keyword">const</font> <font class="keywordtype">char</font> ThMLLemma::optTip[] = <font class="stringliteral">"Toggles Lemmas On and Off if they exist"</font>;
00021
00022 ThMLLemma::ThMLLemma() {
00023 option = <font class="keyword">false</font>;
00024 options.push_back(on);
00025 options.push_back(off);
00026 }
00027
00028
00029 ThMLLemma::~ThMLLemma() {
00030 }
00031
00032 <font class="keywordtype">void</font> ThMLLemma::setOptionValue(<font class="keyword">const</font> <font class="keywordtype">char</font> *ival)
00033 {
00034 option = (!stricmp(ival, on));
00035 }
00036
00037 <font class="keyword">const</font> <font class="keywordtype">char</font> *ThMLLemma::getOptionValue()
00038 {
00039 <font class="keywordflow">return</font> (option) ? on:off;
00040 }
00041
00042 <font class="keywordtype">char</font> ThMLLemma::ProcessText(<font class="keywordtype">char</font> *text, <font class="keywordtype">int</font> maxlen, <font class="keyword">const</font> <a class="code" href="class_s_w_key.html">SWKey</a> *key, <font class="keyword">const</font> <a class="code" href="class_s_w_module.html">SWModule</a> *module)
00043 {
00044 <font class="keywordflow">if</font> (!option) { <font class="comment">// if we don't want lemmas</font>
00045 <font class="keywordtype">char</font> *to, *from, token[2048]; <font class="comment">// cheese. Fix.</font>
00046 <font class="keywordtype">int</font> tokpos = 0;
00047 <font class="keywordtype">bool</font> intoken = <font class="keyword">false</font>;
00048 <font class="keywordtype">int</font> len;
00049 <font class="keywordtype">bool</font> lastspace = <font class="keyword">false</font>;
00050
00051 len = strlen(text) + 1; <font class="comment">// shift string to right of buffer</font>
00052 <font class="keywordflow">if</font> (len < maxlen) {
00053 memmove(&text[maxlen - len], text, len);
00054 from = &text[maxlen - len];
00055 }
00056 <font class="keywordflow">else</font> from = text; <font class="comment">// -------------------------------</font>
00057
00058 <font class="keywordflow">for</font> (to = text; *from; from++) {
00059 <font class="keywordflow">if</font> (*from == <font class="charliteral">'<'</font>) {
00060 intoken = <font class="keyword">true</font>;
00061 tokpos = 0;
00062 token[0] = 0;
00063 token[1] = 0;
00064 token[2] = 0;
00065 <font class="keywordflow">continue</font>;
00066 }
00067 <font class="keywordflow">if</font> (*from == <font class="charliteral">'>'</font>) { <font class="comment">// process tokens</font>
00068 intoken = <font class="keyword">false</font>;
00069 <font class="keywordflow">if</font> (!strnicmp(token, <font class="stringliteral">"sync type=\"lemma\" "</font>, 18)) { <font class="comment">// Lemma</font>
00070 <font class="keywordflow">if</font> ((from[1] == <font class="charliteral">' '</font>) || (from[1] == <font class="charliteral">','</font>) || (from[1] == <font class="charliteral">';'</font>) || (from[1] == <font class="charliteral">'.'</font>) || (from[1] == <font class="charliteral">'?'</font>) || (from[1] == <font class="charliteral">'!'</font>) || (from[1] == <font class="charliteral">')'</font>) || (from[1] == <font class="charliteral">'\''</font>) || (from[1] == <font class="charliteral">'\"'</font>)) {
00071 <font class="keywordflow">if</font> (lastspace)
00072 to--;
00073 }
00074 <font class="keywordflow">continue</font>;
00075 }
00076 <font class="comment">// if not a lemma token, keep token in text</font>
00077 *to++ = <font class="charliteral">'<'</font>;
00078 <font class="keywordflow">for</font> (<font class="keywordtype">char</font> *tok = token; *tok; tok++)
00079 *to++ = *tok;
00080 *to++ = <font class="charliteral">'>'</font>;
00081 <font class="keywordflow">continue</font>;
00082 }
00083 <font class="keywordflow">if</font> (intoken) {
00084 <font class="keywordflow">if</font> (tokpos < 2045)
00085 token[tokpos++] = *from;
00086 token[tokpos+2] = 0;
00087 }
00088 <font class="keywordflow">else</font> {
00089 *to++ = *from;
00090 lastspace = (*from == <font class="charliteral">' '</font>);
00091 }
00092 }
00093 *to++ = 0;
00094 *to = 0;
00095 }
00096 <font class="keywordflow">return</font> 0;
00097 }
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