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