gitweb.ps.run Git - ps-cgit/blob - html.c

   1 #include "cgit.h"
   2
   3 char *fmt(const char *format, ...)
   4 {
   5         static char buf[8][1024];
   6         static int bufidx;
   7         int len;
   8         va_list args;
   9
  10         bufidx++;
  11         bufidx &= 7;
  12
  13         va_start(args, format);
  14         len = vsnprintf(buf[bufidx], sizeof(buf[bufidx]), format, args);
  15         va_end(args);
  16         if (len>sizeof(buf[bufidx]))
  17                 die("[html.c] string truncated: %s", format);
  18         return buf[bufidx];
  19 }
  20
  21 void html(const char *txt)
  22 {
  23         write(htmlfd, txt, strlen(txt));
  24 }
  25
  26 void htmlf(const char *format, ...)
  27 {
  28         static char buf[65536];
  29         va_list args;
  30
  31         va_start(args, format);
  32         vsnprintf(buf, sizeof(buf), format, args);
  33         va_end(args);
  34         html(buf);
  35 }
  36
  37 void html_txt(char *txt)
  38 {
  39         char *t = txt;
  40         while(*t){
  41                 int c = *t;
  42                 if (c=='<' || c=='>' || c=='&') {
  43                         *t = '\0';
  44                         html(txt);
  45                         *t = c;
  46                         if (c=='>')
  47                                 html("&gt;");
  48                         else if (c=='<')
  49                                 html("&lt;");
  50                         else if (c=='&')
  51                                 html("&amp;");
  52                         txt = t+1;
  53                 }
  54                 t++;
  55         }
  56         if (t!=txt)
  57                 html(txt);
  58 }
  59
  60
  61 void html_attr(char *txt)
  62 {
  63         char *t = txt;
  64         while(*t){
  65                 int c = *t;
  66                 if (c=='<' || c=='>' || c=='\'') {
  67                         *t = '\0';
  68                         html(txt);
  69                         *t = c;
  70                         if (c=='>')
  71                                 html("&gt;");
  72                         else if (c=='<')
  73                                 html("&lt;");
  74                         else if (c=='\'')
  75                                 html("&quote;");
  76                         txt = t+1;
  77                 }
  78                 t++;
  79         }
  80         if (t!=txt)
  81                 html(txt);
  82 }
  83
  84 void html_link_open(char *url, char *title, char *class)
  85 {
  86         html("<a href='");
  87         html_attr(url);
  88         if (title) {
  89                 html("' title='");
  90                 html_attr(title);
  91         }
  92         if (class) {
  93                 html("' class='");
  94                 html_attr(class);
  95         }
  96         html("'>");
  97 }
  98
  99 void html_link_close(void)
 100 {
 101         html("</a>");
 102 }