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&id2=%s", sha1_to_hex(pair->one->sha1),
  64                     sha1_to_hex(pair->two->sha1));
  65         html_link_open(cgit_pageurl(cgit_query_repo, "diff", query),
  66                        NULL, NULL);
  67         if (pair->status == DIFF_STATUS_COPIED ||
  68             pair->status == DIFF_STATUS_RENAMED) {
  69                 html_txt(pair->two->path);
  70                 htmlf("</a> (%s from ", pair->status == DIFF_STATUS_COPIED ?
  71                       "copied" : "renamed");
  72                 query = fmt("id=%s", sha1_to_hex(pair->one->sha1));
  73                 html_link_open(cgit_pageurl(cgit_query_repo, "view", query),
  74                                NULL, NULL);
  75                 html_txt(pair->one->path);
  76                 html("</a>)");
  77         } else {
  78                 html_txt(pair->two->path);
  79                 html("</a>");
  80         }
  81         html("<td>");
  82
  83         //TODO: diffstat graph
  84
  85         html("</td></tr>\n");
  86         files++;
  87 }
  88
  89 void diff_format_cb(struct diff_queue_struct *q,
  90                     struct diff_options *options, void *data)
  91 {
  92         int i;
  93
  94         for (i = 0; i < q->nr; i++) {
  95                 if (q->queue[i]->status == 'U')
  96                         continue;
  97                 print_filepair(q->queue[i]);
  98         }
  99 }
 100
 101 void cgit_diffstat(struct commit *commit)
 102 {
 103         struct diff_options opt;
 104         int ret;
 105
 106         diff_setup(&opt);
 107         opt.output_format = DIFF_FORMAT_CALLBACK;
 108         opt.detect_rename = 1;
 109         opt.recursive = 1;
 110         opt.format_callback = diff_format_cb;
 111         diff_setup_done(&opt);
 112
 113         if (commit->parents)
 114                 ret = diff_tree_sha1(commit->parents->item->object.sha1,
 115                                      commit->object.sha1,
 116                                      "", &opt);
 117         else
 118                 ret = diff_root_tree_sha1(commit->object.sha1, "", &opt);
 119
 120         diffcore_std(&opt);
 121         diff_flush(&opt);
 122 }
 123
 124 void cgit_print_commit(const char *hex)
 125 {
 126         struct commit *commit;
 127         struct commitinfo *info;
 128         struct commit_list *p;
 129         unsigned char sha1[20];
 130         char *query;
 131
 132         if (get_sha1(hex, sha1)) {
 133                 cgit_print_error(fmt("Bad object id: %s", hex));
 134                 return;
 135         }
 136         commit = lookup_commit_reference(sha1);
 137         if (!commit) {
 138                 cgit_print_error(fmt("Bad commit reference: %s", hex));
 139                 return;
 140         }
 141         info = cgit_parse_commit(commit);
 142
 143         html("<table class='commit-info'>\n");
 144         html("<tr><th>author</th><td>");
 145         html_txt(info->author);
 146         html(" ");
 147         html_txt(info->author_email);
 148         html("</td><td class='right'>");
 149         cgit_print_date(info->author_date);
 150         html("</td></tr>\n");
 151         html("<tr><th>committer</th><td>");
 152         html_txt(info->committer);
 153         html(" ");
 154         html_txt(info->committer_email);
 155         html("</td><td class='right'>");
 156         cgit_print_date(info->committer_date);
 157         html("</td></tr>\n");
 158         html("<tr><th>tree</th><td colspan='2' class='sha1'><a href='");
 159         query = fmt("id=%s", sha1_to_hex(commit->tree->object.sha1));
 160         html_attr(cgit_pageurl(cgit_query_repo, "tree", query));
 161         htmlf("'>%s</a></td></tr>\n", sha1_to_hex(commit->tree->object.sha1));
 162         for (p = commit->parents; p ; p = p->next) {
 163                 html("<tr><th>parent</th>"
 164                      "<td colspan='2' class='sha1'>"
 165                      "<a href='");
 166                 query = fmt("id=%s", sha1_to_hex(p->item->object.sha1));
 167                 html_attr(cgit_pageurl(cgit_query_repo, "commit", query));
 168                 htmlf("'>%s</a></td></tr>\n",
 169                       sha1_to_hex(p->item->object.sha1));
 170         }
 171         html("</table>\n");
 172         html("<div class='commit-subject'>");
 173         html_txt(info->subject);
 174         html("</div>");
 175         html("<div class='commit-msg'>");
 176         html_txt(info->msg);
 177         html("</div>");
 178         html("<table class='diffstat'>");
 179         html("<tr><th colspan='3'>Affected files</tr>\n");
 180         cgit_diffstat(commit);
 181         htmlf("<tr><td colspan='3' class='summary'>"
 182               "%d file%s changed</td></tr>\n", files, files > 1 ? "s" : "");
 183         html("</table>");
 184         cgit_free_commitinfo(info);
 185 }