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scan_path(): Improve handling of inaccessible directories
[ps-cgit] / 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 #include "html.h"
11 #include "ui-shared.h"
12 #include "ui-diff.h"
13 #include "ui-log.h"
14
15 void cgit_print_commit(char *hex, const char *prefix)
16 {
17         struct commit *commit, *parent;
18         struct commitinfo *info, *parent_info;
19         struct commit_list *p;
20         struct strbuf notes = STRBUF_INIT;
21         unsigned char sha1[20];
22         char *tmp, *tmp2;
23         int parents = 0;
24
25         if (!hex)
26                 hex = ctx.qry.head;
27
28         if (get_sha1(hex, sha1)) {
29                 cgit_print_error(fmt("Bad object id: %s", hex));
30                 return;
31         }
32         commit = lookup_commit_reference(sha1);
33         if (!commit) {
34                 cgit_print_error(fmt("Bad commit reference: %s", hex));
35                 return;
36         }
37         info = cgit_parse_commit(commit);
38
39         format_note(NULL, sha1, &notes, PAGE_ENCODING, 0);
40
41         load_ref_decorations(DECORATE_FULL_REFS);
42
43         html("<table summary='commit info' class='commit-info'>\n");
44         html("<tr><th>author</th><td>");
45         html_txt(info->author);
46         if (!ctx.cfg.noplainemail) {
47                 html(" ");
48                 html_txt(info->author_email);
49         }
50         html("</td><td class='right'>");
51         cgit_print_date(info->author_date, FMT_LONGDATE, ctx.cfg.local_time);
52         html("</td></tr>\n");
53         html("<tr><th>committer</th><td>");
54         html_txt(info->committer);
55         if (!ctx.cfg.noplainemail) {
56                 html(" ");
57                 html_txt(info->committer_email);
58         }
59         html("</td><td class='right'>");
60         cgit_print_date(info->committer_date, FMT_LONGDATE, ctx.cfg.local_time);
61         html("</td></tr>\n");
62         html("<tr><th>commit</th><td colspan='2' class='sha1'>");
63         tmp = sha1_to_hex(commit->object.sha1);
64         cgit_commit_link(tmp, NULL, NULL, ctx.qry.head, tmp, prefix, 0);
65         html(" (");
66         cgit_patch_link("patch", NULL, NULL, NULL, tmp, prefix);
67         html(") (");
68         if ((ctx.qry.ssdiff && !ctx.cfg.ssdiff) || (!ctx.qry.ssdiff && ctx.cfg.ssdiff))
69                 cgit_commit_link("unidiff", NULL, NULL, ctx.qry.head, tmp, prefix, 1);
70         else
71                 cgit_commit_link("side-by-side diff", NULL, NULL, ctx.qry.head, tmp, prefix, 1);
72         html(")</td></tr>\n");
73         html("<tr><th>tree</th><td colspan='2' class='sha1'>");
74         tmp = xstrdup(hex);
75         cgit_tree_link(sha1_to_hex(commit->tree->object.sha1), NULL, NULL,
76                        ctx.qry.head, tmp, NULL);
77         if (prefix) {
78                 html(" /");
79                 cgit_tree_link(prefix, NULL, NULL, ctx.qry.head, tmp, prefix);
80         }
81         html("</td></tr>\n");
82         for (p = commit->parents; p ; p = p->next) {
83                 parent = lookup_commit_reference(p->item->object.sha1);
84                 if (!parent) {
85                         html("<tr><td colspan='3'>");
86                         cgit_print_error("Error reading parent commit");
87                         html("</td></tr>");
88                         continue;
89                 }
90                 html("<tr><th>parent</th>"
91                      "<td colspan='2' class='sha1'>");
92                 tmp = tmp2 = sha1_to_hex(p->item->object.sha1);
93                 if (ctx.repo->enable_subject_links) {
94                         parent_info = cgit_parse_commit(parent);
95                         tmp2 = parent_info->subject;
96                 }
97                 cgit_commit_link(tmp2, NULL, NULL, ctx.qry.head, tmp, prefix, 0);
98                 html(" (");
99                 cgit_diff_link("diff", NULL, NULL, ctx.qry.head, hex,
100                                sha1_to_hex(p->item->object.sha1), prefix, 0);
101                 html(")</td></tr>");
102                 parents++;
103         }
104         if (ctx.repo->snapshots) {
105                 html("<tr><th>download</th><td colspan='2' class='sha1'>");
106                 cgit_print_snapshot_links(ctx.qry.repo, ctx.qry.head,
107                                           hex, ctx.repo->snapshots);
108                 html("</td></tr>");
109         }
110         html("</table>\n");
111         html("<div class='commit-subject'>");
112         if (ctx.repo->commit_filter)
113                 cgit_open_filter(ctx.repo->commit_filter);
114         html_txt(info->subject);
115         if (ctx.repo->commit_filter)
116                 cgit_close_filter(ctx.repo->commit_filter);
117         show_commit_decorations(commit);
118         html("</div>");
119         html("<div class='commit-msg'>");
120         if (ctx.repo->commit_filter)
121                 cgit_open_filter(ctx.repo->commit_filter);
122         html_txt(info->msg);
123         if (ctx.repo->commit_filter)
124                 cgit_close_filter(ctx.repo->commit_filter);
125         html("</div>");
126         if (notes.len != 0) {
127                 html("<div class='notes-header'>Notes</div>");
128                 html("<div class='notes'>");
129                 if (ctx.repo->commit_filter)
130                         cgit_open_filter(ctx.repo->commit_filter);
131                 html_txt(notes.buf);
132                 if (ctx.repo->commit_filter)
133                         cgit_close_filter(ctx.repo->commit_filter);
134                 html("</div>");
135                 html("<div class='notes-footer'></div>");
136         }
137         if (parents < 3) {
138                 if (parents)
139                         tmp = sha1_to_hex(commit->parents->item->object.sha1);
140                 else
141                         tmp = NULL;
142                 cgit_print_diff(ctx.qry.sha1, tmp, prefix);
143         }
144         strbuf_release(&notes);
145         cgit_free_commitinfo(info);
146 }