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