ui-refs.c (view raw)
1/* ui-refs.c: browse symbolic refs
2 *
3 * Copyright (C) 2006-2014 cgit Development Team <cgit@lists.zx2c4.com>
4 *
5 * Licensed under GNU General Public License v2
6 * (see COPYING for full license text)
7 */
8
9#include "cgit.h"
10#include "ui-refs.h"
11#include "html.h"
12#include "ui-shared.h"
13
14static inline int cmp_age(int age1, int age2)
15{
16 /* age1 and age2 are assumed to be non-negative */
17 return age2 - age1;
18}
19
20static int cmp_ref_name(const void *a, const void *b)
21{
22 struct refinfo *r1 = *(struct refinfo **)a;
23 struct refinfo *r2 = *(struct refinfo **)b;
24
25 return strcmp(r1->refname, r2->refname);
26}
27
28static int cmp_branch_age(const void *a, const void *b)
29{
30 struct refinfo *r1 = *(struct refinfo **)a;
31 struct refinfo *r2 = *(struct refinfo **)b;
32
33 return cmp_age(r1->commit->committer_date, r2->commit->committer_date);
34}
35
36static int get_ref_age(struct refinfo *ref)
37{
38 if (!ref->object)
39 return 0;
40 switch (ref->object->type) {
41 case OBJ_TAG:
42 return ref->tag ? ref->tag->tagger_date : 0;
43 case OBJ_COMMIT:
44 return ref->commit ? ref->commit->committer_date : 0;
45 }
46 return 0;
47}
48
49static int cmp_tag_age(const void *a, const void *b)
50{
51 struct refinfo *r1 = *(struct refinfo **)a;
52 struct refinfo *r2 = *(struct refinfo **)b;
53
54 return cmp_age(get_ref_age(r1), get_ref_age(r2));
55}
56
57static int print_branch(struct refinfo *ref)
58{
59 struct commitinfo *info = ref->commit;
60 char *name = (char *)ref->refname;
61
62 if (!info)
63 return 1;
64 html("<tr><td>");
65 cgit_log_link(name, NULL, NULL, name, NULL, NULL, 0, NULL, NULL,
66 ctx.qry.showmsg, 0);
67 html("</td><td>");
68
69 if (ref->object->type == OBJ_COMMIT) {
70 cgit_commit_link(info->subject, NULL, NULL, name, NULL, NULL);
71 html("</td><td>");
72 cgit_open_filter(ctx.repo->email_filter, info->author_email, "refs");
73 html_txt(info->author);
74 cgit_close_filter(ctx.repo->email_filter);
75 html("</td><td colspan='2'>");
76 cgit_print_age(info->committer_date, info->committer_tz, -1);
77 } else {
78 html("</td><td></td><td>");
79 cgit_object_link(ref->object);
80 }
81 html("</td></tr>\n");
82 return 0;
83}
84
85static void print_tag_header(void)
86{
87 html("<tr class='nohover'><th class='left'>Tag</th>"
88 "<th class='left'>Download</th>"
89 "<th class='left'>Author</th>"
90 "<th class='left' colspan='2'>Age</th></tr>\n");
91}
92
93static void print_tag_downloads(const struct cgit_repo *repo, const char *ref)
94{
95 const struct cgit_snapshot_format* f;
96 const char *basename;
97 struct strbuf filename = STRBUF_INIT;
98 size_t prefixlen;
99
100 basename = cgit_snapshot_prefix(repo);
101 if (starts_with(ref, basename))
102 strbuf_addstr(&filename, ref);
103 else
104 cgit_compose_snapshot_prefix(&filename, basename, ref);
105 prefixlen = filename.len;
106 for (f = cgit_snapshot_formats; f->suffix; f++) {
107 if (!(repo->snapshots & f->bit))
108 continue;
109 strbuf_setlen(&filename, prefixlen);
110 strbuf_addstr(&filename, f->suffix);
111 cgit_snapshot_link(filename.buf, NULL, NULL, NULL, NULL, filename.buf);
112 html(" ");
113 }
114
115 strbuf_release(&filename);
116}
117
118static int print_tag(struct refinfo *ref)
119{
120 struct tag *tag = NULL;
121 struct taginfo *info = NULL;
122 char *name = (char *)ref->refname;
123 struct object *obj = ref->object;
124
125 if (obj->type == OBJ_TAG) {
126 tag = (struct tag *)obj;
127 obj = tag->tagged;
128 info = ref->tag;
129 if (!info)
130 return 1;
131 }
132
133 html("<tr><td>");
134 cgit_tag_link(name, NULL, NULL, name);
135 html("</td><td>");
136 if (ctx.repo->snapshots && (obj->type == OBJ_COMMIT))
137 print_tag_downloads(ctx.repo, name);
138 else
139 cgit_object_link(obj);
140 html("</td><td>");
141 if (info) {
142 if (info->tagger) {
143 cgit_open_filter(ctx.repo->email_filter, info->tagger_email, "refs");
144 html_txt(info->tagger);
145 cgit_close_filter(ctx.repo->email_filter);
146 }
147 } else if (ref->object->type == OBJ_COMMIT) {
148 cgit_open_filter(ctx.repo->email_filter, ref->commit->author_email, "refs");
149 html_txt(ref->commit->author);
150 cgit_close_filter(ctx.repo->email_filter);
151 }
152 html("</td><td colspan='2'>");
153 if (info) {
154 if (info->tagger_date > 0)
155 cgit_print_age(info->tagger_date, info->tagger_tz, -1);
156 } else if (ref->object->type == OBJ_COMMIT) {
157 cgit_print_age(ref->commit->commit->date, 0, -1);
158 }
159 html("</td></tr>\n");
160
161 return 0;
162}
163
164static void print_refs_link(char *path)
165{
166 html("<tr class='nohover'><td colspan='5'>");
167 cgit_refs_link("[...]", NULL, NULL, ctx.qry.head, NULL, path);
168 html("</td></tr>");
169}
170
171void cgit_print_branches(int maxcount)
172{
173 struct reflist list;
174 int i;
175
176 html("<tr class='nohover'><th class='left'>Branch</th>"
177 "<th class='left'>Commit message</th>"
178 "<th class='left'>Author</th>"
179 "<th class='left' colspan='2'>Age</th></tr>\n");
180
181 list.refs = NULL;
182 list.alloc = list.count = 0;
183 for_each_branch_ref(cgit_refs_cb, &list);
184 if (ctx.repo->enable_remote_branches)
185 for_each_remote_ref(cgit_refs_cb, &list);
186
187 if (maxcount == 0 || maxcount > list.count)
188 maxcount = list.count;
189
190 qsort(list.refs, list.count, sizeof(*list.refs), cmp_branch_age);
191 if (ctx.repo->branch_sort == 0)
192 qsort(list.refs, maxcount, sizeof(*list.refs), cmp_ref_name);
193
194 for (i = 0; i < maxcount; i++)
195 print_branch(list.refs[i]);
196
197 if (maxcount < list.count)
198 print_refs_link("heads");
199
200 cgit_free_reflist_inner(&list);
201}
202
203void cgit_print_tags(int maxcount)
204{
205 struct reflist list;
206 int i;
207
208 list.refs = NULL;
209 list.alloc = list.count = 0;
210 for_each_tag_ref(cgit_refs_cb, &list);
211 if (list.count == 0)
212 return;
213 qsort(list.refs, list.count, sizeof(*list.refs), cmp_tag_age);
214 if (!maxcount)
215 maxcount = list.count;
216 else if (maxcount > list.count)
217 maxcount = list.count;
218 print_tag_header();
219 for (i = 0; i < maxcount; i++)
220 print_tag(list.refs[i]);
221
222 if (maxcount < list.count)
223 print_refs_link("tags");
224
225 cgit_free_reflist_inner(&list);
226}
227
228void cgit_print_refs(void)
229{
230 cgit_print_layout_start();
231 html("<table class='list nowrap'>");
232
233 if (ctx.qry.path && starts_with(ctx.qry.path, "heads"))
234 cgit_print_branches(0);
235 else if (ctx.qry.path && starts_with(ctx.qry.path, "tags"))
236 cgit_print_tags(0);
237 else {
238 cgit_print_branches(0);
239 html("<tr class='nohover'><td colspan='5'> </td></tr>");
240 cgit_print_tags(0);
241 }
242 html("</table>");
243 cgit_print_layout_end();
244}