ui-repolist.c

   1 /* ui-repolist.c: functions for generating the repolist 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 #include "html.h"
  11 #include "ui-shared.h"
  12
  13 time_t read_agefile(char *path)
  14 {
  15         time_t result;
  16         size_t size;
  17         char *buf;
  18         static char buf2[64];
  19
  20         if (readfile(path, &buf, &size))
  21                 return -1;
  22
  23         if (parse_date(buf, buf2, sizeof(buf2)) > 0)
  24                 result = strtoul(buf2, NULL, 10);
  25         else
  26                 result = 0;
  27         free(buf);
  28         return result;
  29 }
  30
  31 static int get_repo_modtime(const struct cgit_repo *repo, time_t *mtime)
  32 {
  33         char *path;
  34         struct stat s;
  35         struct cgit_repo *r = (struct cgit_repo *)repo;
  36
  37         if (repo->mtime != -1) {
  38                 *mtime = repo->mtime;
  39                 return 1;
  40         }
  41         path = fmt("%s/%s", repo->path, ctx.cfg.agefile);
  42         if (stat(path, &s) == 0) {
  43                 *mtime = read_agefile(path);
  44                 r->mtime = *mtime;
  45                 return 1;
  46         }
  47
  48         path = fmt("%s/refs/heads/%s", repo->path, repo->defbranch);
  49         if (stat(path, &s) == 0) {
  50                 *mtime = s.st_mtime;
  51                 r->mtime = *mtime;
  52                 return 1;
  53         }
  54
  55         path = fmt("%s/%s", repo->path, "packed-refs");
  56         if (stat(path, &s) == 0) {
  57                 *mtime = s.st_mtime;
  58                 r->mtime = *mtime;
  59                 return 1;
  60         }
  61
  62         *mtime = 0;
  63         r->mtime = *mtime;
  64         return (r->mtime != 0);
  65 }
  66
  67 static void print_modtime(struct cgit_repo *repo)
  68 {
  69         time_t t;
  70         if (get_repo_modtime(repo, &t))
  71                 cgit_print_age(t, -1, NULL);
  72 }
  73
  74 int is_match(struct cgit_repo *repo)
  75 {
  76         if (!ctx.qry.search)
  77                 return 1;
  78         if (repo->url && strcasestr(repo->url, ctx.qry.search))
  79                 return 1;
  80         if (repo->name && strcasestr(repo->name, ctx.qry.search))
  81                 return 1;
  82         if (repo->desc && strcasestr(repo->desc, ctx.qry.search))
  83                 return 1;
  84         if (repo->owner && strcasestr(repo->owner, ctx.qry.search))
  85                 return 1;
  86         return 0;
  87 }
  88
  89 int is_in_url(struct cgit_repo *repo)
  90 {
  91         if (!ctx.qry.url)
  92                 return 1;
  93         if (repo->url && !prefixcmp(repo->url, ctx.qry.url))
  94                 return 1;
  95         return 0;
  96 }
  97
  98 void print_sort_header(const char *title, const char *sort)
  99 {
 100         htmlf("<th class='left'><a href='%s?s=%s", cgit_rooturl(), sort);
 101         if (ctx.qry.search) {
 102                 html("&q=");
 103                 html_url_arg(ctx.qry.search);
 104         }
 105         htmlf("'>%s</a></th>", title);
 106 }
 107
 108 void print_header(int columns)
 109 {
 110         html("<tr class='nohover'>");
 111         print_sort_header("Name", "name");
 112         print_sort_header("Description", "desc");
 113         print_sort_header("Owner", "owner");
 114         print_sort_header("Idle", "idle");
 115         if (ctx.cfg.enable_index_links)
 116                 html("<th class='left'>Links</th>");
 117         html("</tr>\n");
 118 }
 119
 120
 121 void print_pager(int items, int pagelen, char *search, char *sort)
 122 {
 123         int i;
 124         html("<div class='pager'>");
 125         for(i = 0; i * pagelen < items; i++)
 126                 cgit_index_link(fmt("[%d]", i+1), fmt("Page %d", i+1), NULL,
 127                                 search, sort, i * pagelen);
 128         html("</div>");
 129 }
 130
 131 static int cmp(const char *s1, const char *s2)
 132 {
 133         if (s1 && s2)
 134                 return strcmp(s1, s2);
 135         if (s1 && !s2)
 136                 return -1;
 137         if (s2 && !s1)
 138                 return 1;
 139         return 0;
 140 }
 141
 142 static int sort_section(const void *a, const void *b)
 143 {
 144         const struct cgit_repo *r1 = a;
 145         const struct cgit_repo *r2 = b;
 146         int result;
 147
 148         result = cmp(r1->section, r2->section);
 149         if (!result)
 150                 result = cmp(r1->name, r2->name);
 151         return result;
 152 }
 153
 154 static int sort_name(const void *a, const void *b)
 155 {
 156         const struct cgit_repo *r1 = a;
 157         const struct cgit_repo *r2 = b;
 158
 159         return cmp(r1->name, r2->name);
 160 }
 161
 162 static int sort_desc(const void *a, const void *b)
 163 {
 164         const struct cgit_repo *r1 = a;
 165         const struct cgit_repo *r2 = b;
 166
 167         return cmp(r1->desc, r2->desc);
 168 }
 169
 170 static int sort_owner(const void *a, const void *b)
 171 {
 172         const struct cgit_repo *r1 = a;
 173         const struct cgit_repo *r2 = b;
 174
 175         return cmp(r1->owner, r2->owner);
 176 }
 177
 178 static int sort_idle(const void *a, const void *b)
 179 {
 180         const struct cgit_repo *r1 = a;
 181         const struct cgit_repo *r2 = b;
 182         time_t t1, t2;
 183
 184         t1 = t2 = 0;
 185         get_repo_modtime(r1, &t1);
 186         get_repo_modtime(r2, &t2);
 187         return t2 - t1;
 188 }
 189
 190 struct sortcolumn {
 191         const char *name;
 192         int (*fn)(const void *a, const void *b);
 193 };
 194
 195 struct sortcolumn sortcolumn[] = {
 196         {"section", sort_section},
 197         {"name", sort_name},
 198         {"desc", sort_desc},
 199         {"owner", sort_owner},
 200         {"idle", sort_idle},
 201         {NULL, NULL}
 202 };
 203
 204 int sort_repolist(char *field)
 205 {
 206         struct sortcolumn *column;
 207
 208         for (column = &sortcolumn[0]; column->name; column++) {
 209                 if (strcmp(field, column->name))
 210                         continue;
 211                 qsort(cgit_repolist.repos, cgit_repolist.count,
 212                         sizeof(struct cgit_repo), column->fn);
 213                 return 1;
 214         }
 215         return 0;
 216 }
 217
 218
 219 void cgit_print_repolist()
 220 {
 221         int i, columns = 4, hits = 0, header = 0;
 222         char *last_section = NULL;
 223         char *section;
 224         int sorted = 0;
 225
 226         if (ctx.cfg.enable_index_links)
 227                 columns++;
 228
 229         ctx.page.title = ctx.cfg.root_title;
 230         cgit_print_http_headers(&ctx);
 231         cgit_print_docstart(&ctx);
 232         cgit_print_pageheader(&ctx);
 233
 234         if (ctx.cfg.index_header)
 235                 html_include(ctx.cfg.index_header);
 236
 237         if(ctx.qry.sort)
 238                 sorted = sort_repolist(ctx.qry.sort);
 239         else
 240                 sort_repolist("section");
 241
 242         html("<table summary='repository list' class='list nowrap'>");
 243         for (i=0; i<cgit_repolist.count; i++) {
 244                 ctx.repo = &cgit_repolist.repos[i];
 245                 if (!(is_match(ctx.repo) && is_in_url(ctx.repo)))
 246                         continue;
 247                 hits++;
 248                 if (hits <= ctx.qry.ofs)
 249                         continue;
 250                 if (hits > ctx.qry.ofs + ctx.cfg.max_repo_count)
 251                         continue;
 252                 if (!header++)
 253                         print_header(columns);
 254                 section = ctx.repo->section;
 255                 if (section && !strcmp(section, ""))
 256                         section = NULL;
 257                 if (!sorted &&
 258                     ((last_section == NULL && section != NULL) ||
 259                     (last_section != NULL && section == NULL) ||
 260                     (last_section != NULL && section != NULL &&
 261                      strcmp(section, last_section)))) {
 262                         htmlf("<tr class='nohover'><td colspan='%d' class='reposection'>",
 263                               columns);
 264                         html_txt(section);
 265                         html("</td></tr>");
 266                         last_section = section;
 267                 }
 268                 htmlf("<tr><td class='%s'>",
 269                       !sorted && section ? "sublevel-repo" : "toplevel-repo");
 270                 cgit_summary_link(ctx.repo->name, ctx.repo->name, NULL, NULL);
 271                 html("</td><td>");
 272                 html_link_open(cgit_repourl(ctx.repo->url), NULL, NULL);
 273                 html_ntxt(ctx.cfg.max_repodesc_len, ctx.repo->desc);
 274                 html_link_close();
 275                 html("</td><td>");
 276                 html_txt(ctx.repo->owner);
 277                 html("</td><td>");
 278                 print_modtime(ctx.repo);
 279                 html("</td>");
 280                 if (ctx.cfg.enable_index_links) {
 281                         html("<td>");
 282                         cgit_summary_link("summary", NULL, "button", NULL);
 283                         cgit_log_link("log", NULL, "button", NULL, NULL, NULL,
 284                                       0, NULL, NULL, ctx.qry.showmsg);
 285                         cgit_tree_link("tree", NULL, "button", NULL, NULL, NULL);
 286                         html("</td>");
 287                 }
 288                 html("</tr>\n");
 289         }
 290         html("</table>");
 291         if (!hits)
 292                 cgit_print_error("No repositories found");
 293         else if (hits > ctx.cfg.max_repo_count)
 294                 print_pager(hits, ctx.cfg.max_repo_count, ctx.qry.search, ctx.qry.sort);
 295         cgit_print_docend();
 296 }
 297
 298 void cgit_print_site_readme()
 299 {
 300         if (!ctx.cfg.root_readme)
 301                 return;
 302         if (ctx.cfg.about_filter)
 303                 cgit_open_filter(ctx.cfg.about_filter);
 304         html_include(ctx.cfg.root_readme);
 305         if (ctx.cfg.about_filter)
 306                 cgit_close_filter(ctx.cfg.about_filter);
 307 }