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<hr><h1>thmlheadings.cpp</h1><div class="fragment"><pre>00001 <font class="comment">/******************************************************************************</font>
00002 <font class="comment"> *</font>
00003 <font class="comment"> * thmlheadings - SWFilter decendant to hide or show headings</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 <thmlheadings.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> ThMLHeadings::on[] = <font class="stringliteral">"On"</font>;
00018 <font class="keyword">const</font> <font class="keywordtype">char</font> ThMLHeadings::off[] = <font class="stringliteral">"Off"</font>;
00019 <font class="keyword">const</font> <font class="keywordtype">char</font> ThMLHeadings::optName[] = <font class="stringliteral">"Headings"</font>;
00020 <font class="keyword">const</font> <font class="keywordtype">char</font> ThMLHeadings::optTip[] = <font class="stringliteral">"Toggles Headings On and Off if they exist"</font>;
00021
00022
00023 ThMLHeadings::ThMLHeadings() {
00024 option = <font class="keyword">false</font>;
00025 options.push_back(on);
00026 options.push_back(off);
00027 }
00028
00029
00030 ThMLHeadings::~ThMLHeadings() {
00031 }
00032
00033 <font class="keywordtype">void</font> ThMLHeadings::setOptionValue(<font class="keyword">const</font> <font class="keywordtype">char</font> *ival)
00034 {
00035 option = (!stricmp(ival, on));
00036 }
00037
00038 <font class="keyword">const</font> <font class="keywordtype">char</font> *ThMLHeadings::getOptionValue()
00039 {
00040 <font class="keywordflow">return</font> (option) ? on:off;
00041 }
00042
00043 <font class="keywordtype">char</font> ThMLHeadings::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)
00044 {
00045 <font class="keywordflow">if</font> (!option) { <font class="comment">// if we don't want headings</font>
00046 <font class="keywordtype">char</font> *to, *from, token[2048]; <font class="comment">// cheese. Fix.</font>
00047 <font class="keywordtype">int</font> tokpos = 0;
00048 <font class="keywordtype">bool</font> intoken = <font class="keyword">false</font>;
00049 <font class="keywordtype">int</font> len;
00050 <font class="keywordtype">bool</font> hide = <font class="keyword">false</font>;
00051
00052 len = strlen(text) + 1; <font class="comment">// shift string to right of buffer</font>
00053 <font class="keywordflow">if</font> (len < maxlen) {
00054 memmove(&text[maxlen - len], text, len);
00055 from = &text[maxlen - len];
00056 }
00057 <font class="keywordflow">else</font> from = text; <font class="comment">// -------------------------------</font>
00058
00059 <font class="keywordflow">for</font> (to = text; *from; from++) {
00060 <font class="keywordflow">if</font> (*from == <font class="charliteral">'<'</font>) {
00061 intoken = <font class="keyword">true</font>;
00062 tokpos = 0;
00063 token[0] = 0;
00064 token[1] = 0;
00065 token[2] = 0;
00066 <font class="keywordflow">continue</font>;
00067 }
00068 <font class="keywordflow">if</font> (*from == <font class="charliteral">'>'</font>) { <font class="comment">// process tokens</font>
00069 intoken = <font class="keyword">false</font>;
00070 <font class="keywordflow">if</font> (!strnicmp(token, <font class="stringliteral">"div class=\"sechead\""</font>, 19)) {
00071 hide = <font class="keyword">true</font>;
00072 <font class="keywordflow">continue</font>;
00073 }
00074 <font class="keywordflow">if</font> (!strnicmp(token, <font class="stringliteral">"div class=\"title\""</font>, 17)) {
00075 hide = <font class="keyword">true</font>;
00076 <font class="keywordflow">continue</font>;
00077 }
00078 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (hide && !strnicmp(token, <font class="stringliteral">"/div"</font>, 4)) {
00079 hide = <font class="keyword">false</font>;
00080 <font class="keywordflow">continue</font>;
00081 }
00082
00083 <font class="comment">// if not a heading token, keep token in text</font>
00084 <font class="keywordflow">if</font> (!hide) {
00085 *to++ = <font class="charliteral">'<'</font>;
00086 <font class="keywordflow">for</font> (<font class="keywordtype">char</font> *tok = token; *tok; tok++)
00087 *to++ = *tok;
00088 *to++ = <font class="charliteral">'>'</font>;
00089 }
00090 <font class="keywordflow">continue</font>;
00091 }
00092 <font class="keywordflow">if</font> (intoken) {
00093 <font class="keywordflow">if</font> (tokpos < 2045)
00094 token[tokpos++] = *from;
00095 token[tokpos+2] = 0;
00096 }
00097 <font class="keywordflow">else</font> {
00098 <font class="keywordflow">if</font> (!hide) {
00099 *to++ = *from;
00100 }
00101 }
00102 }
00103 *to++ = 0;
00104 *to = 0;
00105 }
00106 <font class="keywordflow">return</font> 0;
00107 }
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