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