ui-log.c

   1 /* ui-log.c: functions for log output
   2  *
   3  * Copyright (C) 2006 Lars Hjemli
   4  *
   5  * Licensed under GNU General Public License v2
   6  *   (see COPYING for full license text)
   7  */
   8
   9 #include "cgit.h"
  10
  11 static int get_one_line(char *txt)
  12 {
  13         char *t;
  14
  15         for(t=txt; *t != '\n' && t != '\0'; t++)
  16                 ;
  17         *t = '\0';
  18         return t-txt-1;
  19 }
  20
  21 static void cgit_print_commit_shortlog(struct commit *commit)
  22 {
  23         char *h, *t, *p;
  24         char *tree = NULL, *author = NULL, *subject = NULL;
  25         int len;
  26         time_t sec;
  27         struct tm *time;
  28         char buf[32];
  29
  30         h = t = commit->buffer;
  31
  32         if (strncmp(h, "tree ", 5))
  33                 die("Bad commit format: %s",
  34                     sha1_to_hex(commit->object.sha1));
  35
  36         len = get_one_line(h);
  37         tree = h+5;
  38         h += len + 2;
  39
  40         while (!strncmp(h, "parent ", 7))
  41                 h += get_one_line(h) + 2;
  42
  43         if (!strncmp(h, "author ", 7)) {
  44                 author = h+7;
  45                 h += get_one_line(h) + 2;
  46                 t = author;
  47                 while(t!=h && *t!='<')
  48                         t++;
  49                 *t='\0';
  50                 p = t;
  51                 while(--t!=author && *t==' ')
  52                         *t='\0';
  53                 while(++p!=h && *p!='>')
  54                         ;
  55                 while(++p!=h && !isdigit(*p))
  56                         ;
  57
  58                 t = p;
  59                 while(++p && isdigit(*p))
  60                         ;
  61                 *p = '\0';
  62                 sec = atoi(t);
  63                 time = gmtime(&sec);
  64         }
  65
  66         while((len = get_one_line(h)) > 0)
  67                 h += len+2;
  68
  69         h++;
  70         len = get_one_line(h);
  71
  72         subject = h;
  73
  74         html("<tr><td>");
  75         strftime(buf, sizeof(buf), "%Y-%m-%d %H:%M:%S", time);
  76         html_txt(buf);
  77         html("</td><td>");
  78         char *qry = fmt("id=%s", sha1_to_hex(commit->object.sha1));
  79         char *url = cgit_pageurl(cgit_query_repo, "view", qry);
  80         html_link_open(url, NULL, NULL);
  81         html_txt(subject);
  82         html_link_close();
  83         html("</td><td>");
  84         html_txt(author);
  85         html("</td><td><a href='");
  86         html_attr(cgit_pageurl(cgit_query_repo, "tree",
  87                                fmt("id=%s",
  88                                    sha1_to_hex(commit->tree->object.sha1))));
  89         html("'>tree</a>");
  90         html("</td></tr>\n");
  91 }
  92
  93 void cgit_print_log(const char *tip, int ofs, int cnt)
  94 {
  95         struct rev_info rev;
  96         struct commit *commit;
  97         const char *argv[2] = {NULL, tip};
  98         int i;
  99
 100         init_revisions(&rev, NULL);
 101         rev.abbrev = DEFAULT_ABBREV;
 102         rev.commit_format = CMIT_FMT_DEFAULT;
 103         rev.verbose_header = 1;
 104         rev.show_root_diff = 0;
 105         setup_revisions(2, argv, &rev, NULL);
 106         prepare_revision_walk(&rev);
 107
 108         html("<h2>Log</h2>");
 109         html("<table class='list'>");
 110         html("<tr><th>Date</th><th>Message</th><th>Author</th><th>Link</th></tr>\n");
 111
 112         if (ofs<0)
 113                 ofs = 0;
 114
 115         for (i = 0; i < ofs && (commit = get_revision(&rev)) != NULL; i++) {
 116                 free(commit->buffer);
 117                 commit->buffer = NULL;
 118                 free_commit_list(commit->parents);
 119                 commit->parents = NULL;
 120         }
 121
 122         for (i = 0; i < cnt && (commit = get_revision(&rev)) != NULL; i++) {
 123                 cgit_print_commit_shortlog(commit);
 124                 free(commit->buffer);
 125                 commit->buffer = NULL;
 126                 free_commit_list(commit->parents);
 127                 commit->parents = NULL;
 128         }
 129         html("</table>\n");
 130
 131         html("<div class='pager'>");
 132         if (ofs > 0) {
 133                 html("&nbsp;<a href='");
 134                 html(cgit_pageurl(cgit_query_repo, cgit_query_page,
 135                                   fmt("h=%s&ofs=%d", tip, ofs-cnt)));
 136                 html("'>[prev]</a>&nbsp;");
 137         }
 138
 139         if ((commit = get_revision(&rev)) != NULL) {
 140                 html("&nbsp;<a href='");
 141                 html(cgit_pageurl(cgit_query_repo, "log",
 142                                   fmt("h=%s&ofs=%d", tip, ofs+cnt)));
 143                 html("'>[next]</a>&nbsp;");
 144         }
 145         html("</div>");
 146 }
 147