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1 /* ui-summary.c: functions for generating repo summary page
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 static int header;
12
13 static int cmp_tag_age(void *a, void *b)
14 {
15         struct refinfo *r1 = *(struct refinfo **)a;
16         struct refinfo *r2 = *(struct refinfo **)b;
17
18         if (r1->tag->tagger_date != 0 && r2->tag->tagger_date != 0)
19                 return r2->tag->tagger_date - r1->tag->tagger_date;
20
21         if (r1->tag->tagger_date == 0 && r2->tag->tagger_date == 0)
22                 return 0;
23
24         if (r1 == 0)
25                 return +1;
26
27         return -1;
28 }
29
30 static void cgit_print_branch(struct refinfo *ref)
31 {
32         struct commit *commit;
33         struct commitinfo *info;
34         char *name = (char *)ref->refname;
35
36         commit = lookup_commit(ref->object->sha1);
37         // object is not really parsed at this point, because of some fallout
38         // from previous calls to git functions in cgit_print_log()
39         commit->object.parsed = 0;
40         if (commit && !parse_commit(commit)){
41                 info = cgit_parse_commit(commit);
42                 html("<tr><td>");
43                 cgit_log_link(name, NULL, NULL, name, NULL, NULL, 0);
44                 html("</td><td>");
45                 cgit_print_age(commit->date, -1, NULL);
46                 html("</td><td>");
47                 html_txt(info->author);
48                 html("</td><td>");
49                 cgit_commit_link(info->subject, NULL, NULL, name, NULL);
50                 html("</td></tr>\n");
51                 cgit_free_commitinfo(info);
52         } else {
53                 html("<tr><td>");
54                 html_txt(name);
55                 html("</td><td colspan='3'>");
56                 htmlf("*** bad ref %s ***", sha1_to_hex(ref->object->sha1));
57                 html("</td></tr>\n");
58         }
59 }
60
61 static void print_tag_header()
62 {
63         html("<tr class='nohover'><th class='left'>Tag</th>"
64              "<th class='left'>Age</th>"
65              "<th class='left'>Author</th>"
66              "<th class='left'>Reference</th></tr>\n");
67         header = 1;
68 }
69
70 static int print_tag(struct refinfo *ref)
71 {
72         struct tag *tag;
73         struct taginfo *info;
74         char *url, *name = (char *)ref->refname;
75
76         if (ref->object->type == OBJ_TAG) {
77                 tag = lookup_tag(ref->object->sha1);
78                 if (!tag || parse_tag(tag) || !(info = cgit_parse_tag(tag)))
79                         return 2;
80                 html("<tr><td>");
81                 url = cgit_pageurl(cgit_query_repo, "tag",
82                                    fmt("id=%s", name));
83                 html_link_open(url, NULL, NULL);
84                 html_txt(name);
85                 html_link_close();
86                 html("</td><td>");
87                 if (info->tagger_date > 0)
88                         cgit_print_age(info->tagger_date, -1, NULL);
89                 html("</td><td>");
90                 if (info->tagger)
91                         html(info->tagger);
92                 html("</td><td>");
93                 cgit_object_link(tag->tagged);
94                 html("</td></tr>\n");
95         } else {
96                 if (!header)
97                         print_tag_header();
98                 html("<tr><td>");
99                 html_txt(name);
100                 html("</td><td colspan='2'/><td>");
101                 cgit_object_link(ref->object);
102                 html("</td></tr>\n");
103         }
104         return 0;
105 }
106
107 static int cgit_print_archive_cb(const char *refname, const unsigned char *sha1,
108                                  int flags, void *cb_data)
109 {
110         struct tag *tag;
111         struct taginfo *info;
112         struct object *obj;
113         char buf[256], *url;
114         unsigned char fileid[20];
115
116         if (prefixcmp(refname, "refs/archives"))
117                 return 0;
118         strncpy(buf, refname+14, sizeof(buf));
119         obj = parse_object(sha1);
120         if (!obj)
121                 return 1;
122         if (obj->type == OBJ_TAG) {
123                 tag = lookup_tag(sha1);
124                 if (!tag || parse_tag(tag) || !(info = cgit_parse_tag(tag)))
125                         return 0;
126                 hashcpy(fileid, tag->tagged->sha1);
127         } else if (obj->type != OBJ_BLOB) {
128                 return 0;
129         } else {
130                 hashcpy(fileid, sha1);
131         }
132         if (!header) {
133                 html("<table id='downloads'>");
134                 html("<tr><th>Downloads</th></tr>");
135                 header = 1;
136         }
137         html("<tr><td>");
138         url = cgit_pageurl(cgit_query_repo, "blob",
139                            fmt("id=%s&amp;path=%s", sha1_to_hex(fileid),
140                                buf));
141         html_link_open(url, NULL, NULL);
142         html_txt(buf);
143         html_link_close();
144         html("</td></tr>");
145         return 0;
146 }
147
148 static void cgit_print_branches()
149 {
150         struct reflist list;
151         int i;
152
153         html("<tr class='nohover'><th class='left'>Branch</th>"
154              "<th class='left'>Idle</th>"
155              "<th class='left'>Author</th>"
156              "<th class='left'>Head commit</th></tr>\n");
157
158         list.refs = NULL;
159         list.alloc = list.count = 0;
160         for_each_branch_ref(cgit_refs_cb, &list);
161         for(i=0; i<list.count; i++)
162                 cgit_print_branch(list.refs[i]);
163 }
164
165 static void cgit_print_tags()
166 {
167         struct reflist list;
168         int i;
169
170         header = 0;
171         list.refs = NULL;
172         list.alloc = list.count = 0;
173         for_each_tag_ref(cgit_refs_cb, &list);
174         if (list.count == 0)
175                 return;
176         qsort(list.refs, list.count, sizeof(*list.refs), cmp_tag_age);
177         print_tag_header();
178         for(i=0; i<list.count; i++)
179                 print_tag(list.refs[i]);
180 }
181
182 static void cgit_print_archives()
183 {
184         header = 0;
185         for_each_ref(cgit_print_archive_cb, NULL);
186         if (header)
187                 html("</table>");
188 }
189
190 void cgit_print_summary()
191 {
192         html("<div id='summary'>");
193         cgit_print_archives();
194         html("<h2>");
195         html_txt(cgit_repo->name);
196         html(" - ");
197         html_txt(cgit_repo->desc);
198         html("</h2>");
199         if (cgit_repo->readme)
200                 html_include(cgit_repo->readme);
201         html("</div>");
202         if (cgit_summary_log > 0)
203                 cgit_print_log(cgit_query_head, 0, cgit_summary_log, NULL, NULL, 0);
204         html("<table class='list nowrap'>");
205         if (cgit_summary_log > 0)
206                 html("<tr class='nohover'><td colspan='4'>&nbsp;</td></tr>");
207         cgit_print_branches();
208         html("<tr class='nohover'><td colspan='4'>&nbsp;</td></tr>");
209         cgit_print_tags();
210         html("</table>");
211 }