ui-refs.c

   1 /* ui-refs.c: browse symbolic refs
   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
  13 static int header;
  14
  15 static int cmp_age(int age1, int age2)
  16 {
  17         if (age1 != 0 && age2 != 0)
  18                 return age2 - age1;
  19
  20         if (age1 == 0 && age2 == 0)
  21                 return 0;
  22
  23         if (age1 == 0)
  24                 return +1;
  25
  26         return -1;
  27 }
  28
  29 static int cmp_ref_name(const void *a, const void *b)
  30 {
  31         struct refinfo *r1 = *(struct refinfo **)a;
  32         struct refinfo *r2 = *(struct refinfo **)b;
  33
  34         return strcmp(r1->refname, r2->refname);
  35 }
  36
  37 static int cmp_branch_age(const void *a, const void *b)
  38 {
  39         struct refinfo *r1 = *(struct refinfo **)a;
  40         struct refinfo *r2 = *(struct refinfo **)b;
  41
  42         return cmp_age(r1->commit->committer_date, r2->commit->committer_date);
  43 }
  44
  45 static int cmp_tag_age(const void *a, const void *b)
  46 {
  47         struct refinfo *r1 = *(struct refinfo **)a;
  48         struct refinfo *r2 = *(struct refinfo **)b;
  49
  50         return cmp_age(r1->tag->tagger_date, r2->tag->tagger_date);
  51 }
  52
  53 static int print_branch(struct refinfo *ref)
  54 {
  55         struct commitinfo *info = ref->commit;
  56         char *name = (char *)ref->refname;
  57
  58         if (!info)
  59                 return 1;
  60         html("<tr><td>");
  61         cgit_log_link(name, NULL, NULL, name, NULL, NULL, 0, NULL, NULL,
  62                       ctx.qry.showmsg);
  63         html("</td><td>");
  64
  65         if (ref->object->type == OBJ_COMMIT) {
  66                 cgit_commit_link(info->subject, NULL, NULL, name, NULL);
  67                 html("</td><td>");
  68                 html_txt(info->author);
  69                 html("</td><td colspan='2'>");
  70                 cgit_print_age(info->commit->date, -1, NULL);
  71         } else {
  72                 html("</td><td></td><td>");
  73                 cgit_object_link(ref->object);
  74         }
  75         html("</td></tr>\n");
  76         return 0;
  77 }
  78
  79 static void print_tag_header()
  80 {
  81         html("<tr class='nohover'><th class='left'>Tag</th>"
  82              "<th class='left'>Download</th>"
  83              "<th class='left'>Author</th>"
  84              "<th class='left' colspan='2'>Age</th></tr>\n");
  85         header = 1;
  86 }
  87
  88 static void print_tag_downloads(const struct cgit_repo *repo, const char *ref)
  89 {
  90         const struct cgit_snapshot_format* f;
  91         char *filename;
  92         const char *basename;
  93
  94         if (!ref || strlen(ref) < 2)
  95                 return;
  96
  97         basename = cgit_repobasename(repo->url);
  98         if (prefixcmp(ref, basename) != 0) {
  99                 if ((ref[0] == 'v' || ref[0] == 'V') && isdigit(ref[1]))
 100                         ref++;
 101                 if (isdigit(ref[0]))
 102                         ref = xstrdup(fmt("%s-%s", basename, ref));
 103         }
 104
 105         for (f = cgit_snapshot_formats; f->suffix; f++) {
 106                 if (!(repo->snapshots & f->bit))
 107                         continue;
 108                 filename = fmt("%s%s", ref, f->suffix);
 109                 cgit_snapshot_link(filename, NULL, NULL, NULL, NULL, filename);
 110                 html("&nbsp;&nbsp;");
 111         }
 112 }
 113 static int print_tag(struct refinfo *ref)
 114 {
 115         struct tag *tag;
 116         struct taginfo *info;
 117         char *name = (char *)ref->refname;
 118
 119         if (ref->object->type == OBJ_TAG) {
 120                 tag = (struct tag *)ref->object;
 121                 info = ref->tag;
 122                 if (!tag || !info)
 123                         return 1;
 124                 html("<tr><td>");
 125                 cgit_tag_link(name, NULL, NULL, ctx.qry.head, name);
 126                 html("</td><td>");
 127                 if (ctx.repo->snapshots && (tag->tagged->type == OBJ_COMMIT))
 128                         print_tag_downloads(ctx.repo, name);
 129                 else
 130                         cgit_object_link(tag->tagged);
 131                 html("</td><td>");
 132                 if (info->tagger)
 133                         html(info->tagger);
 134                 html("</td><td colspan='2'>");
 135                 if (info->tagger_date > 0)
 136                         cgit_print_age(info->tagger_date, -1, NULL);
 137                 html("</td></tr>\n");
 138         } else {
 139                 if (!header)
 140                         print_tag_header();
 141                 html("<tr><td>");
 142                 html_txt(name);
 143                 html("</td><td>");
 144                 if (ctx.repo->snapshots && (ref->object->type == OBJ_COMMIT))
 145                         print_tag_downloads(ctx.repo, name);
 146                 else
 147                         cgit_object_link(ref->object);
 148                 html("</td></tr>\n");
 149         }
 150         return 0;
 151 }
 152
 153 static void print_refs_link(char *path)
 154 {
 155         html("<tr class='nohover'><td colspan='4'>");
 156         cgit_refs_link("[...]", NULL, NULL, ctx.qry.head, NULL, path);
 157         html("</td></tr>");
 158 }
 159
 160 void cgit_print_branches(int maxcount)
 161 {
 162         struct reflist list;
 163         int i;
 164
 165         html("<tr class='nohover'><th class='left'>Branch</th>"
 166              "<th class='left'>Commit message</th>"
 167              "<th class='left'>Author</th>"
 168              "<th class='left' colspan='2'>Age</th></tr>\n");
 169
 170         list.refs = NULL;
 171         list.alloc = list.count = 0;
 172         for_each_branch_ref(cgit_refs_cb, &list);
 173
 174         if (maxcount == 0 || maxcount > list.count)
 175                 maxcount = list.count;
 176
 177         if (maxcount < list.count) {
 178                 qsort(list.refs, list.count, sizeof(*list.refs), cmp_branch_age);
 179                 qsort(list.refs, maxcount, sizeof(*list.refs), cmp_ref_name);
 180         }
 181
 182         for(i=0; i<maxcount; i++)
 183                 print_branch(list.refs[i]);
 184
 185         if (maxcount < list.count)
 186                 print_refs_link("heads");
 187 }
 188
 189 void cgit_print_tags(int maxcount)
 190 {
 191         struct reflist list;
 192         int i;
 193
 194         header = 0;
 195         list.refs = NULL;
 196         list.alloc = list.count = 0;
 197         for_each_tag_ref(cgit_refs_cb, &list);
 198         if (list.count == 0)
 199                 return;
 200         qsort(list.refs, list.count, sizeof(*list.refs), cmp_tag_age);
 201         if (!maxcount)
 202                 maxcount = list.count;
 203         else if (maxcount > list.count)
 204                 maxcount = list.count;
 205         print_tag_header();
 206         for(i=0; i<maxcount; i++)
 207                 print_tag(list.refs[i]);
 208
 209         if (maxcount < list.count)
 210                 print_refs_link("tags");
 211 }
 212
 213 void cgit_print_refs()
 214 {
 215
 216         html("<table class='list nowrap'>");
 217
 218         if (ctx.qry.path && !strncmp(ctx.qry.path, "heads", 5))
 219                 cgit_print_branches(0);
 220         else if (ctx.qry.path && !strncmp(ctx.qry.path, "tags", 4))
 221                 cgit_print_tags(0);
 222         else {
 223                 cgit_print_branches(0);
 224                 html("<tr class='nohover'><td colspan='4'>&nbsp;</td></tr>");
 225                 cgit_print_tags(0);
 226         }
 227         html("</table>");
 228 }