ui-atom.c

   1 /* ui-atom.c: functions for atom feeds
   2  *
   3  * Copyright (C) 2006-2014 cgit Development Team <cgit@lists.zx2c4.com>
   4  *
   5  * Licensed under GNU General Public License v2
   6  *   (see COPYING for full license text)
   7  */
   8
   9 #include "cgit.h"
  10 #include "ui-atom.h"
  11 #include "html.h"
  12 #include "ui-shared.h"
  13
  14 static void add_entry(struct commit *commit, const char *host)
  15 {
  16         char delim = '&';
  17         char *hex;
  18         char *mail, *t, *t2;
  19         struct commitinfo *info;
  20
  21         info = cgit_parse_commit(commit);
  22         hex = oid_to_hex(&commit->object.oid);
  23         html("<entry>\n");
  24         html("<title>");
  25         html_txt(info->subject);
  26         html("</title>\n");
  27         html("<updated>");
  28         html_txt(show_date(info->committer_date, 0,
  29                     date_mode_from_type(DATE_ISO8601_STRICT)));
  30         html("</updated>\n");
  31         html("<author>\n");
  32         if (info->author) {
  33                 html("<name>");
  34                 html_txt(info->author);
  35                 html("</name>\n");
  36         }
  37         if (info->author_email && !ctx.cfg.noplainemail) {
  38                 mail = xstrdup(info->author_email);
  39                 t = strchr(mail, '<');
  40                 if (t)
  41                         t++;
  42                 else
  43                         t = mail;
  44                 t2 = strchr(t, '>');
  45                 if (t2)
  46                         *t2 = '\0';
  47                 html("<email>");
  48                 html_txt(t);
  49                 html("</email>\n");
  50                 free(mail);
  51         }
  52         html("</author>\n");
  53         html("<published>");
  54         html_txt(show_date(info->author_date, 0,
  55                     date_mode_from_type(DATE_ISO8601_STRICT)));
  56         html("</published>\n");
  57         if (host) {
  58                 char *pageurl;
  59                 html("<link rel='alternate' type='text/html' href='");
  60                 html(cgit_httpscheme());
  61                 html_attr(host);
  62                 pageurl = cgit_pageurl(ctx.repo->url, "commit", NULL);
  63                 html_attr(pageurl);
  64                 if (ctx.cfg.virtual_root)
  65                         delim = '?';
  66                 html_attrf("%cid=%s", delim, hex);
  67                 html("'/>\n");
  68                 free(pageurl);
  69         }
  70         html("<id>");
  71         html_txtf("urn:%s:%s", the_hash_algo->name, hex);
  72         html("</id>\n");
  73         html("<content type='text'>\n");
  74         html_txt(info->msg);
  75         html("</content>\n");
  76         html("</entry>\n");
  77         cgit_free_commitinfo(info);
  78 }
  79
  80
  81 void cgit_print_atom(char *tip, const char *path, int max_count)
  82 {
  83         char *host;
  84         const char *argv[] = {NULL, tip, NULL, NULL, NULL};
  85         struct commit *commit;
  86         struct rev_info rev;
  87         int argc = 2;
  88         bool first = true;
  89
  90         if (ctx.qry.show_all)
  91                 argv[1] = "--all";
  92         else if (!tip)
  93                 argv[1] = ctx.qry.head;
  94
  95         if (path) {
  96                 argv[argc++] = "--";
  97                 argv[argc++] = path;
  98         }
  99
 100         init_revisions(&rev, NULL);
 101         rev.abbrev = DEFAULT_ABBREV;
 102         rev.commit_format = CMIT_FMT_DEFAULT;
 103         rev.verbose_header = 1;
 104         rev.show_root_diff = 0;
 105         rev.max_count = max_count;
 106         setup_revisions(argc, argv, &rev, NULL);
 107         prepare_revision_walk(&rev);
 108
 109         host = cgit_hosturl();
 110         ctx.page.mimetype = "text/xml";
 111         ctx.page.charset = "utf-8";
 112         cgit_print_http_headers();
 113         html("<feed xmlns='http://www.w3.org/2005/Atom'>\n");
 114         html("<title>");
 115         html_txt(ctx.repo->name);
 116         if (path) {
 117                 html("/");
 118                 html_txt(path);
 119         }
 120         if (tip && !ctx.qry.show_all) {
 121                 html(", branch ");
 122                 html_txt(tip);
 123         }
 124         html("</title>\n");
 125         html("<subtitle>");
 126         html_txt(ctx.repo->desc);
 127         html("</subtitle>\n");
 128         if (host) {
 129                 char *fullurl = cgit_currentfullurl();
 130                 char *repourl = cgit_repourl(ctx.repo->url);
 131                 html("<id>");
 132                 html_txtf("%s%s%s", cgit_httpscheme(), host, fullurl);
 133                 html("</id>\n");
 134                 html("<link rel='self' href='");
 135                 html_attrf("%s%s%s", cgit_httpscheme(), host, fullurl);
 136                 html("'/>\n");
 137                 html("<link rel='alternate' type='text/html' href='");
 138                 html_attrf("%s%s%s", cgit_httpscheme(), host, repourl);
 139                 html("'/>\n");
 140                 free(fullurl);
 141                 free(repourl);
 142         }
 143         while ((commit = get_revision(&rev)) != NULL) {
 144                 if (first) {
 145                         html("<updated>");
 146                         html_txt(show_date(commit->date, 0,
 147                                 date_mode_from_type(DATE_ISO8601_STRICT)));
 148                         html("</updated>\n");
 149                         first = false;
 150                 }
 151                 add_entry(commit, host);
 152                 release_commit_memory(the_repository->parsed_objects, commit);
 153                 commit->parents = NULL;
 154         }
 155         html("</feed>\n");
 156         free(host);
 157 }