summary refs log tree commit diff
path: root/ui-commit.c
blob: 361880013e0347a1aedf2c03647d123ca0ea508e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
/* ui-commit.c: generate commit view
 *
 * Copyright (C) 2006 Lars Hjemli
 *
 * Licensed under GNU General Public License v2
 *   (see COPYING for full license text)
 */

#include "cgit.h"

int files = 0;

void print_filepair(struct diff_filepair *pair)
{
	char *query;
	char *class;
	
	switch (pair->status) {
	case DIFF_STATUS_ADDED:
		class = "add";
		break;
	case DIFF_STATUS_COPIED:
		class = "cpy";
		break;
	case DIFF_STATUS_DELETED:
		class = "del";
		break;
	case DIFF_STATUS_MODIFIED:
		class = "upd";
		break;
	case DIFF_STATUS_RENAMED:
		class = "mov";
		break;
	case DIFF_STATUS_TYPE_CHANGED:
		class = "typ";
		break;
	case DIFF_STATUS_UNKNOWN:
		class = "unk";
		break;
	case DIFF_STATUS_UNMERGED:
		class = "stg";
		break;
	default:
		die("bug: unhandled diff status %c", pair->status);
	}

	html("<tr>");
	htmlf("<td class='mode'>");
	if (is_null_sha1(pair->two->sha1)) {
		html_filemode(pair->one->mode);
	} else {
		html_filemode(pair->two->mode);
	}

	if (pair->one->mode != pair->two->mode && 
	    !is_null_sha1(pair->one->sha1) && 
	    !is_null_sha1(pair->two->sha1)) {
		html("<span class='modechange'>[");
		html_filemode(pair->one->mode);
		html("]</span>");
	}
	htmlf("</td><td class='%s'>", class);
	query = fmt("id=%s&id2=%s", sha1_to_hex(pair->one->sha1), 
		    sha1_to_hex(pair->two->sha1));	
	html_link_open(cgit_pageurl(cgit_query_repo, "diff", query), 
		       NULL, NULL);
	if (pair->status == DIFF_STATUS_COPIED || 
	    pair->status == DIFF_STATUS_RENAMED) {
		html_txt(pair->two->path);
		htmlf("</a> (%s from ", pair->status == DIFF_STATUS_COPIED ? 
		      "copied" : "renamed");
		query = fmt("id=%s", sha1_to_hex(pair->one->sha1));	
		html_link_open(cgit_pageurl(cgit_query_repo, "view", query), 
			       NULL, NULL);
		html_txt(pair->one->path);
		html("</a>)");
	} else {
		html_txt(pair->two->path);
		html("</a>");
	}
	html("<td>");

	//TODO: diffstat graph
	
	html("</td></tr>\n");
	files++;	
}

void diff_format_cb(struct diff_queue_struct *q,
		    struct diff_options *options, void *data)
{
	int i;

	for (i = 0; i < q->nr; i++) {
		if (q->queue[i]->status == 'U')
			continue;
		print_filepair(q->queue[i]);
	}
}

void cgit_diffstat(struct commit *commit)
{
	struct diff_options opt;
	int ret;

	diff_setup(&opt);
	opt.output_format = DIFF_FORMAT_CALLBACK;
	opt.detect_rename = 1;
	opt.recursive = 1;
	opt.format_callback = diff_format_cb;
	diff_setup_done(&opt);
	
	if (commit->parents)
		ret = diff_tree_sha1(commit->parents->item->object.sha1,
				     commit->object.sha1,
				     "", &opt);
	else
		ret = diff_root_tree_sha1(commit->object.sha1, "", &opt);

	diffcore_std(&opt);
	diff_flush(&opt);
}

void cgit_print_commit(const char *hex)
{
	struct commit *commit;
	struct commitinfo *info;
	struct commit_list *p;
	unsigned char sha1[20];
	char *query;
	char *filename;

	if (get_sha1(hex, sha1)) {
		cgit_print_error(fmt("Bad object id: %s", hex));
		return;
	}
	commit = lookup_commit_reference(sha1);
	if (!commit) {
		cgit_print_error(fmt("Bad commit reference: %s", hex));
		return;
	}
	info = cgit_parse_commit(commit);

	html("<table class='commit-info'>\n");
	html("<tr><th>author</th><td>");
	html_txt(info->author);
	html(" ");
	html_txt(info->author_email);
	html("</td><td class='right'>");
	cgit_print_date(info->author_date);
	html("</td></tr>\n");
	html("<tr><th>committer</th><td>");
	html_txt(info->committer);
	html(" ");
	html_txt(info->committer_email);
	html("</td><td class='right'>");
	cgit_print_date(info->committer_date);
	html("</td></tr>\n");
	html("<tr><th>tree</th><td colspan='2' class='sha1'><a href='");
	query = fmt("id=%s", sha1_to_hex(commit->tree->object.sha1));
	html_attr(cgit_pageurl(cgit_query_repo, "tree", query));
	htmlf("'>%s</a></td></tr>\n", sha1_to_hex(commit->tree->object.sha1));
      	for (p = commit->parents; p ; p = p->next) {
		html("<tr><th>parent</th>"
		     "<td colspan='2' class='sha1'>"
		     "<a href='");
		query = fmt("id=%s", sha1_to_hex(p->item->object.sha1));
		html_attr(cgit_pageurl(cgit_query_repo, "commit", query));
		htmlf("'>%s</a></td></tr>\n", 
		      sha1_to_hex(p->item->object.sha1));
	}
	if (cgit_repo->snapshots) {
		htmlf("<tr><th>download</th><td colspan='2' class='sha1'><a href='");
		filename = fmt("%s-%s.zip", cgit_query_repo, hex);
		html_attr(cgit_pageurl(cgit_query_repo, "snapshot", 
				       fmt("id=%s&name=%s", hex, filename)));
		htmlf("'>%s</a></td></tr>", filename);
	}
	
	html("</table>\n");
	html("<div class='commit-subject'>");
	html_txt(info->subject);
	html("</div>");
	html("<div class='commit-msg'>");
	html_txt(info->msg);
	html("</div>");
	html("<table class='diffstat'>");
	html("<tr><th colspan='3'>Affected files</tr>\n");
	cgit_diffstat(commit);
	htmlf("<tr><td colspan='3' class='summary'>"
	      "%d file%s changed</td></tr>\n", files, files > 1 ? "s" : "");
	html("</table>");
	cgit_free_commitinfo(info);
}