shared.c

   1 /* shared.c: global vars + some callback functions
   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
  11 struct repolist cgit_repolist;
  12 struct repoinfo *cgit_repo;
  13
  14 char *cgit_root_title   = "Git repository browser";
  15 char *cgit_css          = "/cgit.css";
  16 char *cgit_logo         = "/git-logo.png";
  17 char *cgit_logo_link    = "http://www.kernel.org/pub/software/scm/git/docs/";
  18 char *cgit_module_link  = "./?repo=%s&page=commit&id=%s";
  19 char *cgit_virtual_root = NULL;
  20
  21 char *cgit_cache_root   = "/var/cache/cgit";
  22
  23 int cgit_nocache               =  0;
  24 int cgit_snapshots             =  0;
  25 int cgit_max_lock_attempts     =  5;
  26 int cgit_cache_root_ttl        =  5;
  27 int cgit_cache_repo_ttl        =  5;
  28 int cgit_cache_dynamic_ttl     =  5;
  29 int cgit_cache_static_ttl      = -1;
  30 int cgit_cache_max_create_time =  5;
  31
  32 int cgit_max_msg_len = 60;
  33
  34 char *cgit_repo_name    = NULL;
  35 char *cgit_repo_desc    = NULL;
  36 char *cgit_repo_owner   = NULL;
  37
  38 int cgit_query_has_symref = 0;
  39 int cgit_query_has_sha1   = 0;
  40
  41 char *cgit_querystring  = NULL;
  42 char *cgit_query_repo   = NULL;
  43 char *cgit_query_page   = NULL;
  44 char *cgit_query_head   = NULL;
  45 char *cgit_query_search = NULL;
  46 char *cgit_query_sha1   = NULL;
  47 char *cgit_query_sha2   = NULL;
  48 char *cgit_query_path   = NULL;
  49 char *cgit_query_name   = NULL;
  50 int   cgit_query_ofs    = 0;
  51
  52 int htmlfd = 0;
  53
  54 int chk_zero(int result, char *msg)
  55 {
  56         if (result != 0)
  57                 die("%s: %s", msg, strerror(errno));
  58         return result;
  59 }
  60
  61 int chk_positive(int result, char *msg)
  62 {
  63         if (result <= 0)
  64                 die("%s: %s", msg, strerror(errno));
  65         return result;
  66 }
  67
  68 struct repoinfo *add_repo(const char *url)
  69 {
  70         struct repoinfo *ret;
  71
  72         if (++cgit_repolist.count > cgit_repolist.length) {
  73                 if (cgit_repolist.length == 0)
  74                         cgit_repolist.length = 8;
  75                 else
  76                         cgit_repolist.length *= 2;
  77                 cgit_repolist.repos = xrealloc(cgit_repolist.repos,
  78                                                cgit_repolist.length *
  79                                                sizeof(struct repoinfo));
  80         }
  81
  82         ret = &cgit_repolist.repos[cgit_repolist.count-1];
  83         ret->url = xstrdup(url);
  84         ret->name = ret->url;
  85         ret->path = NULL;
  86         ret->desc = NULL;
  87         ret->owner = NULL;
  88         ret->snapshots = cgit_snapshots;
  89         ret->module_link = cgit_module_link;
  90         return ret;
  91 }
  92
  93 void cgit_global_config_cb(const char *name, const char *value)
  94 {
  95         if (!strcmp(name, "root-title"))
  96                 cgit_root_title = xstrdup(value);
  97         else if (!strcmp(name, "css"))
  98                 cgit_css = xstrdup(value);
  99         else if (!strcmp(name, "logo"))
 100                 cgit_logo = xstrdup(value);
 101         else if (!strcmp(name, "logo-link"))
 102                 cgit_logo_link = xstrdup(value);
 103         else if (!strcmp(name, "module-link"))
 104                 cgit_module_link = xstrdup(value);
 105         else if (!strcmp(name, "virtual-root"))
 106                 cgit_virtual_root = xstrdup(value);
 107         else if (!strcmp(name, "nocache"))
 108                 cgit_nocache = atoi(value);
 109         else if (!strcmp(name, "snapshots"))
 110                 cgit_snapshots = atoi(value);
 111         else if (!strcmp(name, "cache-root"))
 112                 cgit_cache_root = xstrdup(value);
 113         else if (!strcmp(name, "cache-root-ttl"))
 114                 cgit_cache_root_ttl = atoi(value);
 115         else if (!strcmp(name, "cache-repo-ttl"))
 116                 cgit_cache_repo_ttl = atoi(value);
 117         else if (!strcmp(name, "cache-static-ttl"))
 118                 cgit_cache_static_ttl = atoi(value);
 119         else if (!strcmp(name, "cache-dynamic-ttl"))
 120                 cgit_cache_dynamic_ttl = atoi(value);
 121         else if (!strcmp(name, "max-message-length"))
 122                 cgit_max_msg_len = atoi(value);
 123         else if (!strcmp(name, "repo.url"))
 124                 cgit_repo = add_repo(value);
 125         else if (!strcmp(name, "repo.name"))
 126                 cgit_repo->name = xstrdup(value);
 127         else if (cgit_repo && !strcmp(name, "repo.path"))
 128                 cgit_repo->path = xstrdup(value);
 129         else if (cgit_repo && !strcmp(name, "repo.desc"))
 130                 cgit_repo->desc = xstrdup(value);
 131         else if (cgit_repo && !strcmp(name, "repo.owner"))
 132                 cgit_repo->owner = xstrdup(value);
 133         else if (cgit_repo && !strcmp(name, "repo.snapshots"))
 134                 cgit_repo->snapshots = atoi(value);
 135         else if (cgit_repo && !strcmp(name, "repo.module-link"))
 136                 cgit_repo->module_link= xstrdup(value);
 137 }
 138
 139 void cgit_repo_config_cb(const char *name, const char *value)
 140 {
 141         if (!strcmp(name, "name"))
 142                 cgit_repo_name = xstrdup(value);
 143         else if (!strcmp(name, "desc"))
 144                 cgit_repo_desc = xstrdup(value);
 145         else if (!strcmp(name, "owner"))
 146                 cgit_repo_owner = xstrdup(value);
 147 }
 148
 149 void cgit_querystring_cb(const char *name, const char *value)
 150 {
 151         if (!strcmp(name,"r")) {
 152                 cgit_query_repo = xstrdup(value);
 153         } else if (!strcmp(name, "p")) {
 154                 cgit_query_page = xstrdup(value);
 155         } else if (!strcmp(name, "q")) {
 156                 cgit_query_search = xstrdup(value);
 157         } else if (!strcmp(name, "h")) {
 158                 cgit_query_head = xstrdup(value);
 159                 cgit_query_has_symref = 1;
 160         } else if (!strcmp(name, "id")) {
 161                 cgit_query_sha1 = xstrdup(value);
 162                 cgit_query_has_sha1 = 1;
 163         } else if (!strcmp(name, "id2")) {
 164                 cgit_query_sha2 = xstrdup(value);
 165                 cgit_query_has_sha1 = 1;
 166         } else if (!strcmp(name, "ofs")) {
 167                 cgit_query_ofs = atoi(value);
 168         } else if (!strcmp(name, "path")) {
 169                 cgit_query_path = xstrdup(value);
 170         } else if (!strcmp(name, "name")) {
 171                 cgit_query_name = xstrdup(value);
 172         }
 173 }
 174
 175 void *cgit_free_commitinfo(struct commitinfo *info)
 176 {
 177         free(info->author);
 178         free(info->author_email);
 179         free(info->committer);
 180         free(info->committer_email);
 181         free(info->subject);
 182         free(info);
 183         return NULL;
 184 }
 185
 186 int hextoint(char c)
 187 {
 188         if (c >= 'a' && c <= 'f')
 189                 return 10 + c - 'a';
 190         else if (c >= 'A' && c <= 'F')
 191                 return 10 + c - 'A';
 192         else if (c >= '0' && c <= '9')
 193                 return c - '0';
 194         else
 195                 return -1;
 196 }
 197