strip_html: new fn.

diff --git a/gpsbabel/util.c b/gpsbabel/util.c
index 45612bd3e9002d753d49704c3f68e2b4aff94e27..f30a05d819f0aec5e009afe04bda73f2deb29f8a 100644 (file)
--- a/gpsbabel/util.c
+++ b/gpsbabel/util.c
@@ -745,6 +745,52 @@ char * str_utf8_to_ascii( const char * str )
        return result;
 }
 
+/*
+ *  Without getting into all the complexity of technically legal HTML,
+ *  this function tries to strip "ugly" parts of it to make it more 
+ *  pleasant for a human reader.   Yes, this falls down in all kinds of
+ *  ways such as spaces within the tags, etc.
+ */
+char * 
+strip_html(utf_string *in)
+{
+       char *outstring, *out;
+       int ctr;
+       char *instr = in->utfstring;
+
+       if (!in->is_html)
+               return in->utfstring;
+       /*
+        * We only shorten, so just dupe the input buf for space.
+        */
+       out = outstring = xstrdup(in->utfstring);
+       outstring[0] = 0;
+
+       for(ctr=0; ; instr++) {
+               switch(*instr) {
+                       case 0: 
+                               fprintf(stderr, "%s\n", out);
+                               return (out);
+
+                       case '<':
+                               fprintf(stderr, "\n+");
+                               if (instr[1] == 'p')
+                                       *outstring++ = '\n';
+                               ctr++;
+                               break;
+                       case '>':
+                               ctr--;
+                               break;
+                       case '\n':
+                               continue;
+                       default:
+                               if (ctr == 0) {
+                                       *outstring++ = *instr;
+                               }
+               }
+       }
+}
+
 char * xml_entitize(const char * str) 
 {
        int elen, ecount, nsecount;