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                    repo->defbranch : "master");
  50         if (stat(path, &s) == 0) {
  51                 *mtime = s.st_mtime;
  52                 r->mtime = *mtime;
  53                 return 1;
  54         }
  55
  56         path = fmt("%s/%s", repo->path, "packed-refs");
  57         if (stat(path, &s) == 0) {
  58                 *mtime = s.st_mtime;
  59                 r->mtime = *mtime;
  60                 return 1;
  61         }
  62
  63         *mtime = 0;
  64         r->mtime = *mtime;
  65         return (r->mtime != 0);
  66 }
  67
  68 static void print_modtime(struct cgit_repo *repo)
  69 {
  70         time_t t;
  71         if (get_repo_modtime(repo, &t))
  72                 cgit_print_age(t, -1, NULL);
  73 }
  74
  75 int is_match(struct cgit_repo *repo)
  76 {
  77         if (!ctx.qry.search)
  78                 return 1;
  79         if (repo->url && strcasestr(repo->url, ctx.qry.search))
  80                 return 1;
  81         if (repo->name && strcasestr(repo->name, ctx.qry.search))
  82                 return 1;
  83         if (repo->desc && strcasestr(repo->desc, ctx.qry.search))
  84                 return 1;
  85         if (repo->owner && strcasestr(repo->owner, ctx.qry.search))
  86                 return 1;
  87         return 0;
  88 }
  89
  90 int is_in_url(struct cgit_repo *repo)
  91 {
  92         if (!ctx.qry.url)
  93                 return 1;
  94         if (repo->url && !prefixcmp(repo->url, ctx.qry.url))
  95                 return 1;
  96         return 0;
  97 }
  98
  99 void print_sort_header(const char *title, const char *sort)
 100 {
 101         htmlf("<th class='left'><a href='%s?s=%s", cgit_rooturl(), sort);
 102         if (ctx.qry.search) {
 103                 html("&q=");
 104                 html_url_arg(ctx.qry.search);
 105         }
 106         htmlf("'>%s</a></th>", title);
 107 }
 108
 109 void print_header(int columns)
 110 {
 111         html("<tr class='nohover'>");
 112         print_sort_header("Name", "name");
 113         print_sort_header("Description", "desc");
 114         print_sort_header("Owner", "owner");
 115         print_sort_header("Idle", "idle");
 116         if (ctx.cfg.enable_index_links)
 117                 html("<th class='left'>Links</th>");
 118         html("</tr>\n");
 119 }
 120
 121
 122 void print_pager(int items, int pagelen, char *search, char *sort)
 123 {
 124         int i;
 125         html("<div class='pager'>");
 126         for(i = 0; i * pagelen < items; i++)
 127                 cgit_index_link(fmt("[%d]", i+1), fmt("Page %d", i+1), NULL,
 128                                 search, sort, i * pagelen);
 129         html("</div>");
 130 }
 131
 132 static int cmp(const char *s1, const char *s2)
 133 {
 134         if (s1 && s2)
 135                 return strcmp(s1, s2);
 136         if (s1 && !s2)
 137                 return -1;
 138         if (s2 && !s1)
 139                 return 1;
 140         return 0;
 141 }
 142
 143 static int sort_section(const void *a, const void *b)
 144 {
 145         const struct cgit_repo *r1 = a;
 146         const struct cgit_repo *r2 = b;
 147         int result;
 148
 149         result = cmp(r1->section, r2->section);
 150         if (!result)
 151                 result = cmp(r1->name, r2->name);
 152         return result;
 153 }
 154
 155 static int sort_name(const void *a, const void *b)
 156 {
 157         const struct cgit_repo *r1 = a;
 158         const struct cgit_repo *r2 = b;
 159
 160         return cmp(r1->name, r2->name);
 161 }
 162
 163 static int sort_desc(const void *a, const void *b)
 164 {
 165         const struct cgit_repo *r1 = a;
 166         const struct cgit_repo *r2 = b;
 167
 168         return cmp(r1->desc, r2->desc);
 169 }
 170
 171 static int sort_owner(const void *a, const void *b)
 172 {
 173         const struct cgit_repo *r1 = a;
 174         const struct cgit_repo *r2 = b;
 175
 176         return cmp(r1->owner, r2->owner);
 177 }
 178
 179 static int sort_idle(const void *a, const void *b)
 180 {
 181         const struct cgit_repo *r1 = a;
 182         const struct cgit_repo *r2 = b;
 183         time_t t1, t2;
 184
 185         t1 = t2 = 0;
 186         get_repo_modtime(r1, &t1);
 187         get_repo_modtime(r2, &t2);
 188         return t2 - t1;
 189 }
 190
 191 struct sortcolumn {
 192         const char *name;
 193         int (*fn)(const void *a, const void *b);
 194 };
 195
 196 struct sortcolumn sortcolumn[] = {
 197         {"section", sort_section},
 198         {"name", sort_name},
 199         {"desc", sort_desc},
 200         {"owner", sort_owner},
 201         {"idle", sort_idle},
 202         {NULL, NULL}
 203 };
 204
 205 int sort_repolist(char *field)
 206 {
 207         struct sortcolumn *column;
 208
 209         for (column = &sortcolumn[0]; column->name; column++) {
 210                 if (strcmp(field, column->name))
 211                         continue;
 212                 qsort(cgit_repolist.repos, cgit_repolist.count,
 213                         sizeof(struct cgit_repo), column->fn);
 214                 return 1;
 215         }
 216         return 0;
 217 }
 218
 219
 220 void cgit_print_repolist()
 221 {
 222         int i, columns = 4, hits = 0, header = 0;
 223         char *last_section = NULL;
 224         char *section;
 225         int sorted = 0;
 226
 227         if (ctx.cfg.enable_index_links)
 228                 columns++;
 229
 230         ctx.page.title = ctx.cfg.root_title;
 231         cgit_print_http_headers(&ctx);
 232         cgit_print_docstart(&ctx);
 233         cgit_print_pageheader(&ctx);
 234
 235         if (ctx.cfg.index_header)
 236                 html_include(ctx.cfg.index_header);
 237
 238         if(ctx.qry.sort)
 239                 sorted = sort_repolist(ctx.qry.sort);
 240         else
 241                 sort_repolist("section");
 242
 243         html("<table summary='repository list' class='list nowrap'>");
 244         for (i=0; i<cgit_repolist.count; i++) {
 245                 ctx.repo = &cgit_repolist.repos[i];
 246                 if (!(is_match(ctx.repo) && is_in_url(ctx.repo)))
 247                         continue;
 248                 hits++;
 249                 if (hits <= ctx.qry.ofs)
 250                         continue;
 251                 if (hits > ctx.qry.ofs + ctx.cfg.max_repo_count)
 252                         continue;
 253                 if (!header++)
 254                         print_header(columns);
 255                 section = ctx.repo->section;
 256                 if (section && !strcmp(section, ""))
 257                         section = NULL;
 258                 if (!sorted &&
 259                     ((last_section == NULL && section != NULL) ||
 260                     (last_section != NULL && section == NULL) ||
 261                     (last_section != NULL && section != NULL &&
 262                      strcmp(section, last_section)))) {
 263                         htmlf("<tr class='nohover'><td colspan='%d' class='reposection'>",
 264                               columns);
 265                         html_txt(section);
 266                         html("</td></tr>");
 267                         last_section = section;
 268                 }
 269                 htmlf("<tr><td class='%s'>",
 270                       !sorted && section ? "sublevel-repo" : "toplevel-repo");
 271                 cgit_summary_link(ctx.repo->name, ctx.repo->name, NULL, NULL);
 272                 html("</td><td>");
 273                 html_link_open(cgit_repourl(ctx.repo->url), NULL, NULL);
 274                 html_ntxt(ctx.cfg.max_repodesc_len, ctx.repo->desc);
 275                 html_link_close();
 276                 html("</td><td>");
 277                 html_txt(ctx.repo->owner);
 278                 html("</td><td>");
 279                 print_modtime(ctx.repo);
 280                 html("</td>");
 281                 if (ctx.cfg.enable_index_links) {
 282                         html("<td>");
 283                         cgit_summary_link("summary", NULL, "button", NULL);
 284                         cgit_log_link("log", NULL, "button", NULL, NULL, NULL,
 285                                       0, NULL, NULL, ctx.qry.showmsg);
 286                         cgit_tree_link("tree", NULL, "button", NULL, NULL, NULL);
 287                         html("</td>");
 288                 }
 289                 html("</tr>\n");
 290         }
 291         html("</table>");
 292         if (!hits)
 293                 cgit_print_error("No repositories found");
 294         else if (hits > ctx.cfg.max_repo_count)
 295                 print_pager(hits, ctx.cfg.max_repo_count, ctx.qry.search, ctx.qry.sort);
 296         cgit_print_docend();
 297 }
 298
 299 void cgit_print_site_readme()
 300 {
 301         if (!ctx.cfg.root_readme)
 302                 return;
 303         if (ctx.cfg.about_filter)
 304                 cgit_open_filter(ctx.cfg.about_filter);
 305         html_include(ctx.cfg.root_readme);
 306         if (ctx.cfg.about_filter)
 307                 cgit_close_filter(ctx.cfg.about_filter);
 308 }