ui-commit.c

   1 /* ui-commit.c: generate commit view
   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 int files = 0;
  12
  13 void print_filepair(struct diff_filepair *pair)
  14 {
  15         char *query;
  16         char *class;
  17
  18         switch (pair->status) {
  19         case DIFF_STATUS_ADDED:
  20                 class = "add";
  21                 break;
  22         case DIFF_STATUS_COPIED:
  23                 class = "cpy";
  24                 break;
  25         case DIFF_STATUS_DELETED:
  26                 class = "del";
  27                 break;
  28         case DIFF_STATUS_MODIFIED:
  29                 class = "upd";
  30                 break;
  31         case DIFF_STATUS_RENAMED:
  32                 class = "mov";
  33                 break;
  34         case DIFF_STATUS_TYPE_CHANGED:
  35                 class = "typ";
  36                 break;
  37         case DIFF_STATUS_UNKNOWN:
  38                 class = "unk";
  39                 break;
  40         case DIFF_STATUS_UNMERGED:
  41                 class = "stg";
  42                 break;
  43         default:
  44                 die("bug: unhandled diff status %c", pair->status);
  45         }
  46
  47         html("<tr>");
  48         htmlf("<td class='mode'>");
  49         if (is_null_sha1(pair->two->sha1)) {
  50                 html_filemode(pair->one->mode);
  51         } else {
  52                 html_filemode(pair->two->mode);
  53         }
  54
  55         if (pair->one->mode != pair->two->mode &&
  56             !is_null_sha1(pair->one->sha1) &&
  57             !is_null_sha1(pair->two->sha1)) {
  58                 html("<span class='modechange'>[");
  59                 html_filemode(pair->one->mode);
  60                 html("]</span>");
  61         }
  62         htmlf("</td><td class='%s'>", class);
  63         query = fmt("id=%s", sha1_to_hex(pair->two->sha1));
  64         html_link_open(cgit_pageurl(cgit_query_repo, "view", query),
  65                        NULL, NULL);
  66         if (pair->status == DIFF_STATUS_COPIED ||
  67             pair->status == DIFF_STATUS_RENAMED) {
  68                 html_txt(pair->two->path);
  69                 htmlf("</a> (%s from ", pair->status == DIFF_STATUS_COPIED ?
  70                       "copied" : "renamed");
  71                 query = fmt("id=%s", sha1_to_hex(pair->one->sha1));
  72                 html_link_open(cgit_pageurl(cgit_query_repo, "view", query),
  73                                NULL, NULL);
  74                 html_txt(pair->one->path);
  75                 html("</a>)");
  76         } else {
  77                 html_txt(pair->two->path);
  78                 html("</a>");
  79         }
  80         html("<td>");
  81
  82         //TODO: diffstat graph
  83
  84         html("</td></tr>\n");
  85         files++;
  86 }
  87
  88 void diff_format_cb(struct diff_queue_struct *q,
  89                     struct diff_options *options, void *data)
  90 {
  91         int i;
  92
  93         for (i = 0; i < q->nr; i++) {
  94                 if (q->queue[i]->status == 'U')
  95                         continue;
  96                 print_filepair(q->queue[i]);
  97         }
  98 }
  99
 100 void cgit_diffstat(struct commit *commit)
 101 {
 102         struct diff_options opt;
 103         int ret;
 104
 105         diff_setup(&opt);
 106         opt.output_format = DIFF_FORMAT_CALLBACK;
 107         opt.detect_rename = 1;
 108         opt.recursive = 1;
 109         opt.format_callback = diff_format_cb;
 110         diff_setup_done(&opt);
 111
 112         if (commit->parents)
 113                 ret = diff_tree_sha1(commit->parents->item->object.sha1,
 114                                      commit->object.sha1,
 115                                      "", &opt);
 116         else
 117                 ret = diff_root_tree_sha1(commit->object.sha1, "", &opt);
 118
 119         diffcore_std(&opt);
 120         diff_flush(&opt);
 121 }
 122
 123 void cgit_print_commit(const char *hex)
 124 {
 125         struct commit *commit;
 126         struct commitinfo *info;
 127         struct commit_list *p;
 128         unsigned char sha1[20];
 129         char *query;
 130
 131         if (get_sha1(hex, sha1)) {
 132                 cgit_print_error(fmt("Bad object id: %s", hex));
 133                 return;
 134         }
 135         commit = lookup_commit_reference(sha1);
 136         if (!commit) {
 137                 cgit_print_error(fmt("Bad commit reference: %s", hex));
 138                 return;
 139         }
 140         info = cgit_parse_commit(commit);
 141
 142         html("<table class='commit-info'>\n");
 143         html("<tr><th>author</th><td>");
 144         html_txt(info->author);
 145         html(" ");
 146         html_txt(info->author_email);
 147         html("</td><td class='right'>");
 148         cgit_print_date(info->author_date);
 149         html("</td></tr>\n");
 150         html("<tr><th>committer</th><td>");
 151         html_txt(info->committer);
 152         html(" ");
 153         html_txt(info->committer_email);
 154         html("</td><td class='right'>");
 155         cgit_print_date(info->committer_date);
 156         html("</td></tr>\n");
 157         html("<tr><th>tree</th><td colspan='2' class='sha1'><a href='");
 158         query = fmt("id=%s", sha1_to_hex(commit->tree->object.sha1));
 159         html_attr(cgit_pageurl(cgit_query_repo, "tree", query));
 160         htmlf("'>%s</a></td></tr>\n", sha1_to_hex(commit->tree->object.sha1));
 161         for (p = commit->parents; p ; p = p->next) {
 162                 html("<tr><th>parent</th>"
 163                      "<td colspan='2' class='sha1'>"
 164                      "<a href='");
 165                 query = fmt("id=%s", sha1_to_hex(p->item->object.sha1));
 166                 html_attr(cgit_pageurl(cgit_query_repo, "commit", query));
 167                 htmlf("'>%s</a></td></tr>\n",
 168                       sha1_to_hex(p->item->object.sha1));
 169         }
 170         html("</table>\n");
 171         html("<div class='commit-subject'>");
 172         html_txt(info->subject);
 173         html("</div>");
 174         html("<div class='commit-msg'>");
 175         html_txt(info->msg);
 176         html("</div>");
 177         html("<table class='diffstat'>");
 178         html("<tr><th colspan='3'>Affected files</tr>\n");
 179         cgit_diffstat(commit);
 180         htmlf("<tr><td colspan='3' class='summary'>"
 181               "%d file%s changed</td></tr>\n", files, files > 1 ? "s" : "");
 182         html("</table>");
 183         cgit_free_commitinfo(info);
 184 }