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);
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->commit->date, -1, NULL);
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 struct strbuf filename = STRBUF_INIT;
97 const char *basename;
98 int free_ref = 0;
99
100 if (!ref || strlen(ref) < 1)
101 return;
102
103 basename = cgit_repobasename(repo->url);
104 if (!starts_with(ref, basename)) {
105 if ((ref[0] == 'v' || ref[0] == 'V') && isdigit(ref[1]))
106 ref++;
107 if (isdigit(ref[0])) {
108 ref = fmtalloc("%s-%s", basename, ref);
109 free_ref = 1;
110 }
111 }
112
113 for (f = cgit_snapshot_formats; f->suffix; f++) {
114 if (!(repo->snapshots & f->bit))
115 continue;
116 strbuf_reset(&filename);
117 strbuf_addf(&filename, "%s%s", ref, f->suffix);
118 cgit_snapshot_link(filename.buf, NULL, NULL, NULL, NULL, filename.buf);
119 html(" ");
120 }
121
122 if (free_ref)
123 free((char *)ref);
124 strbuf_release(&filename);
125}
126
127static int print_tag(struct refinfo *ref)
128{
129 struct tag *tag = NULL;
130 struct taginfo *info = NULL;
131 char *name = (char *)ref->refname;
132 struct object *obj = ref->object;
133
134 if (obj->type == OBJ_TAG) {
135 tag = (struct tag *)obj;
136 obj = tag->tagged;
137 info = ref->tag;
138 if (!tag || !info)
139 return 1;
140 }
141
142 html("<tr><td>");
143 cgit_tag_link(name, NULL, NULL, name);
144 html("</td><td>");
145 if (ctx.repo->snapshots && (obj->type == OBJ_COMMIT))
146 print_tag_downloads(ctx.repo, name);
147 else
148 cgit_object_link(obj);
149 html("</td><td>");
150 if (info) {
151 if (info->tagger) {
152 cgit_open_filter(ctx.repo->email_filter, info->tagger_email, "refs");
153 html_txt(info->tagger);
154 cgit_close_filter(ctx.repo->email_filter);
155 }
156 } else if (ref->object->type == OBJ_COMMIT) {
157 cgit_open_filter(ctx.repo->email_filter, ref->commit->author_email, "refs");
158 html_txt(ref->commit->author);
159 cgit_close_filter(ctx.repo->email_filter);
160 }
161 html("</td><td colspan='2'>");
162 if (info) {
163 if (info->tagger_date > 0)
164 cgit_print_age(info->tagger_date, -1, NULL);
165 } else if (ref->object->type == OBJ_COMMIT) {
166 cgit_print_age(ref->commit->commit->date, -1, NULL);
167 }
168 html("</td></tr>\n");
169
170 return 0;
171}
172
173static void print_refs_link(char *path)
174{
175 html("<tr class='nohover'><td colspan='5'>");
176 cgit_refs_link("[...]", NULL, NULL, ctx.qry.head, NULL, path);
177 html("</td></tr>");
178}
179
180void cgit_print_branches(int maxcount)
181{
182 struct reflist list;
183 int i;
184
185 html("<tr class='nohover'><th class='left'>Branch</th>"
186 "<th class='left'>Commit message</th>"
187 "<th class='left'>Author</th>"
188 "<th class='left' colspan='2'>Age</th></tr>\n");
189
190 list.refs = NULL;
191 list.alloc = list.count = 0;
192 for_each_branch_ref(cgit_refs_cb, &list);
193 if (ctx.repo->enable_remote_branches)
194 for_each_remote_ref(cgit_refs_cb, &list);
195
196 if (maxcount == 0 || maxcount > list.count)
197 maxcount = list.count;
198
199 qsort(list.refs, list.count, sizeof(*list.refs), cmp_branch_age);
200 if (ctx.repo->branch_sort == 0)
201 qsort(list.refs, maxcount, sizeof(*list.refs), cmp_ref_name);
202
203 for (i = 0; i < maxcount; i++)
204 print_branch(list.refs[i]);
205
206 if (maxcount < list.count)
207 print_refs_link("heads");
208
209 cgit_free_reflist_inner(&list);
210}
211
212void cgit_print_tags(int maxcount)
213{
214 struct reflist list;
215 int i;
216
217 list.refs = NULL;
218 list.alloc = list.count = 0;
219 for_each_tag_ref(cgit_refs_cb, &list);
220 if (list.count == 0)
221 return;
222 qsort(list.refs, list.count, sizeof(*list.refs), cmp_tag_age);
223 if (!maxcount)
224 maxcount = list.count;
225 else if (maxcount > list.count)
226 maxcount = list.count;
227 print_tag_header();
228 for (i = 0; i < maxcount; i++)
229 print_tag(list.refs[i]);
230
231 if (maxcount < list.count)
232 print_refs_link("tags");
233
234 cgit_free_reflist_inner(&list);
235}
236
237void cgit_print_refs(void)
238{
239
240 html("<table class='list nowrap'>");
241
242 if (ctx.qry.path && starts_with(ctx.qry.path, "heads"))
243 cgit_print_branches(0);
244 else if (ctx.qry.path && starts_with(ctx.qry.path, "tags"))
245 cgit_print_tags(0);
246 else {
247 cgit_print_branches(0);
248 html("<tr class='nohover'><td colspan='5'> </td></tr>");
249 cgit_print_tags(0);
250 }
251 html("</table>");
252}