cmd.c

   1 /* cmd.c: the cgit command dispatcher
   2  *
   3  * Copyright (C) 2006-2017 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 "cmd.h"
  11 #include "cache.h"
  12 #include "ui-shared.h"
  13 #include "ui-atom.h"
  14 #include "ui-blame.h"
  15 #include "ui-blob.h"
  16 #include "ui-clone.h"
  17 #include "ui-commit.h"
  18 #include "ui-diff.h"
  19 #include "ui-log.h"
  20 #include "ui-patch.h"
  21 #include "ui-plain.h"
  22 #include "ui-refs.h"
  23 #include "ui-repolist.h"
  24 #include "ui-snapshot.h"
  25 #include "ui-stats.h"
  26 #include "ui-summary.h"
  27 #include "ui-tag.h"
  28 #include "ui-tree.h"
  29
  30 static void HEAD_fn(void)
  31 {
  32         cgit_clone_head();
  33 }
  34
  35 static void atom_fn(void)
  36 {
  37         cgit_print_atom(ctx.qry.head, ctx.qry.path, ctx.cfg.max_atom_items);
  38 }
  39
  40 static void about_fn(void)
  41 {
  42         if (ctx.repo) {
  43                 size_t path_info_len = ctx.env.path_info ? strlen(ctx.env.path_info) : 0;
  44                 if (!ctx.qry.path &&
  45                     ctx.qry.url[strlen(ctx.qry.url) - 1] != '/' &&
  46                     (!path_info_len || ctx.env.path_info[path_info_len - 1] != '/')) {
  47                         char *currenturl = cgit_currenturl();
  48                         char *redirect = fmtalloc("%s/", currenturl);
  49                         cgit_redirect(redirect, true);
  50                         free(currenturl);
  51                         free(redirect);
  52                 } else if (ctx.repo->readme.nr)
  53                         cgit_print_repo_readme(ctx.qry.path);
  54                 else if (ctx.repo->homepage)
  55                         cgit_redirect(ctx.repo->homepage, false);
  56                 else {
  57                         char *currenturl = cgit_currenturl();
  58                         char *redirect = fmtalloc("%s../", currenturl);
  59                         cgit_redirect(redirect, false);
  60                         free(currenturl);
  61                         free(redirect);
  62                 }
  63         } else
  64                 cgit_print_site_readme();
  65 }
  66
  67 static void blame_fn(void)
  68 {
  69         if (ctx.repo->enable_blame)
  70                 cgit_print_blame();
  71         else
  72                 cgit_print_error_page(403, "Forbidden", "Blame is disabled");
  73 }
  74
  75 static void blob_fn(void)
  76 {
  77         cgit_print_blob(ctx.qry.oid, ctx.qry.path, ctx.qry.head, 0);
  78 }
  79
  80 static void commit_fn(void)
  81 {
  82         cgit_print_commit(ctx.qry.oid, ctx.qry.path);
  83 }
  84
  85 static void diff_fn(void)
  86 {
  87         cgit_print_diff(ctx.qry.oid, ctx.qry.oid2, ctx.qry.path, 1, 0);
  88 }
  89
  90 static void rawdiff_fn(void)
  91 {
  92         cgit_print_diff(ctx.qry.oid, ctx.qry.oid2, ctx.qry.path, 1, 1);
  93 }
  94
  95 static void info_fn(void)
  96 {
  97         cgit_clone_info();
  98 }
  99
 100 static void log_fn(void)
 101 {
 102         cgit_print_log(ctx.qry.oid, ctx.qry.ofs, ctx.cfg.max_commit_count,
 103                        ctx.qry.grep, ctx.qry.search, ctx.qry.path, 1,
 104                        ctx.repo->enable_commit_graph,
 105                        ctx.repo->commit_sort);
 106 }
 107
 108 static void ls_cache_fn(void)
 109 {
 110         ctx.page.mimetype = "text/plain";
 111         ctx.page.filename = "ls-cache.txt";
 112         cgit_print_http_headers();
 113         cache_ls(ctx.cfg.cache_root);
 114 }
 115
 116 static void objects_fn(void)
 117 {
 118         cgit_clone_objects();
 119 }
 120
 121 static void repolist_fn(void)
 122 {
 123         cgit_print_repolist();
 124 }
 125
 126 static void patch_fn(void)
 127 {
 128         cgit_print_patch(ctx.qry.oid, ctx.qry.oid2, ctx.qry.path);
 129 }
 130
 131 static void plain_fn(void)
 132 {
 133         cgit_print_plain();
 134 }
 135
 136 static void refs_fn(void)
 137 {
 138         cgit_print_refs();
 139 }
 140
 141 static void snapshot_fn(void)
 142 {
 143         cgit_print_snapshot(ctx.qry.head, ctx.qry.oid, ctx.qry.path,
 144                             ctx.qry.nohead);
 145 }
 146
 147 static void stats_fn(void)
 148 {
 149         cgit_show_stats();
 150 }
 151
 152 static void summary_fn(void)
 153 {
 154         cgit_print_summary();
 155 }
 156
 157 static void tag_fn(void)
 158 {
 159         cgit_print_tag(ctx.qry.oid);
 160 }
 161
 162 static void tree_fn(void)
 163 {
 164         cgit_print_tree(ctx.qry.oid, ctx.qry.path);
 165 }
 166
 167 #define def_cmd(name, want_repo, want_vpath, is_clone) \
 168         {#name, name##_fn, want_repo, want_vpath, is_clone}
 169
 170 struct cgit_cmd *cgit_get_cmd(void)
 171 {
 172         static struct cgit_cmd cmds[] = {
 173                 def_cmd(HEAD, 1, 0, 1),
 174                 def_cmd(atom, 1, 0, 0),
 175                 def_cmd(about, 0, 0, 0),
 176                 def_cmd(blame, 1, 1, 0),
 177                 def_cmd(blob, 1, 0, 0),
 178                 def_cmd(commit, 1, 1, 0),
 179                 def_cmd(diff, 1, 1, 0),
 180                 def_cmd(info, 1, 0, 1),
 181                 def_cmd(log, 1, 1, 0),
 182                 def_cmd(ls_cache, 0, 0, 0),
 183                 def_cmd(objects, 1, 0, 1),
 184                 def_cmd(patch, 1, 1, 0),
 185                 def_cmd(plain, 1, 0, 0),
 186                 def_cmd(rawdiff, 1, 1, 0),
 187                 def_cmd(refs, 1, 0, 0),
 188                 def_cmd(repolist, 0, 0, 0),
 189                 def_cmd(snapshot, 1, 0, 0),
 190                 def_cmd(stats, 1, 1, 0),
 191                 def_cmd(summary, 1, 0, 0),
 192                 def_cmd(tag, 1, 0, 0),
 193                 def_cmd(tree, 1, 1, 0),
 194         };
 195         int i;
 196
 197         if (ctx.qry.page == NULL) {
 198                 if (ctx.repo)
 199                         ctx.qry.page = "summary";
 200                 else
 201                         ctx.qry.page = "repolist";
 202         }
 203
 204         for (i = 0; i < sizeof(cmds)/sizeof(*cmds); i++)
 205                 if (!strcmp(ctx.qry.page, cmds[i].name))
 206                         return &cmds[i];
 207         return NULL;
 208 }