1/* cmd.c: the cgit command dispatcher
  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 "cmd.h"
 11#include "cache.h"
 12#include "ui-shared.h"
 13#include "ui-atom.h"
 14#include "ui-blob.h"
 15#include "ui-clone.h"
 16#include "ui-commit.h"
 17#include "ui-diff.h"
 18#include "ui-log.h"
 19#include "ui-patch.h"
 20#include "ui-plain.h"
 21#include "ui-refs.h"
 22#include "ui-repolist.h"
 23#include "ui-snapshot.h"
 24#include "ui-stats.h"
 25#include "ui-summary.h"
 26#include "ui-tag.h"
 27#include "ui-tree.h"
 28
 29static void HEAD_fn(void)
 30{
 31	cgit_clone_head();
 32}
 33
 34static void atom_fn(void)
 35{
 36	cgit_print_atom(ctx.qry.head, ctx.qry.path, ctx.cfg.max_atom_items);
 37}
 38
 39static void about_fn(void)
 40{
 41	if (ctx.repo) {
 42		size_t path_info_len = ctx.env.path_info ? strlen(ctx.env.path_info) : 0;
 43		if (!ctx.qry.path &&
 44		    ctx.qry.url[strlen(ctx.qry.url) - 1] != '/' &&
 45		    (!path_info_len || ctx.env.path_info[path_info_len - 1] != '/')) {
 46			char *currenturl = cgit_currenturl();
 47			char *redirect = fmtalloc("%s/", currenturl);
 48			cgit_redirect(redirect, true);
 49			free(currenturl);
 50			free(redirect);
 51		} else if (ctx.repo->readme.nr)
 52			cgit_print_repo_readme(ctx.qry.path);
 53		else if (ctx.repo->homepage)
 54			cgit_redirect(ctx.repo->homepage, false);
 55		else {
 56			char *currenturl = cgit_currenturl();
 57			char *redirect = fmtalloc("%s../", currenturl);
 58			cgit_redirect(redirect, false);
 59			free(currenturl);
 60			free(redirect);
 61		}
 62	} else
 63		cgit_print_site_readme();
 64}
 65
 66static void blob_fn(void)
 67{
 68	cgit_print_blob(ctx.qry.sha1, ctx.qry.path, ctx.qry.head, 0);
 69}
 70
 71static void commit_fn(void)
 72{
 73	cgit_print_commit(ctx.qry.sha1, ctx.qry.path);
 74}
 75
 76static void diff_fn(void)
 77{
 78	cgit_print_diff(ctx.qry.sha1, ctx.qry.sha2, ctx.qry.path, 1, 0);
 79}
 80
 81static void rawdiff_fn(void)
 82{
 83	cgit_print_diff(ctx.qry.sha1, ctx.qry.sha2, ctx.qry.path, 1, 1);
 84}
 85
 86static void info_fn(void)
 87{
 88	cgit_clone_info();
 89}
 90
 91static void log_fn(void)
 92{
 93	cgit_print_log(ctx.qry.sha1, ctx.qry.ofs, ctx.cfg.max_commit_count,
 94		       ctx.qry.grep, ctx.qry.search, ctx.qry.path, 1,
 95		       ctx.repo->enable_commit_graph,
 96		       ctx.repo->commit_sort);
 97}
 98
 99static void ls_cache_fn(void)
100{
101	ctx.page.mimetype = "text/plain";
102	ctx.page.filename = "ls-cache.txt";
103	cgit_print_http_headers();
104	cache_ls(ctx.cfg.cache_root);
105}
106
107static void objects_fn(void)
108{
109	cgit_clone_objects();
110}
111
112static void repolist_fn(void)
113{
114	cgit_print_repolist();
115}
116
117static void patch_fn(void)
118{
119	cgit_print_patch(ctx.qry.sha1, ctx.qry.sha2, ctx.qry.path);
120}
121
122static void plain_fn(void)
123{
124	cgit_print_plain();
125}
126
127static void refs_fn(void)
128{
129	cgit_print_refs();
130}
131
132static void snapshot_fn(void)
133{
134	cgit_print_snapshot(ctx.qry.head, ctx.qry.sha1, ctx.qry.path,
135			    ctx.qry.nohead);
136}
137
138static void stats_fn(void)
139{
140	cgit_show_stats();
141}
142
143static void summary_fn(void)
144{
145	cgit_print_summary();
146}
147
148static void tag_fn(void)
149{
150	cgit_print_tag(ctx.qry.sha1);
151}
152
153static void tree_fn(void)
154{
155	cgit_print_tree(ctx.qry.sha1, ctx.qry.path);
156}
157
158#define def_cmd(name, want_repo, want_vpath, is_clone) \
159	{#name, name##_fn, want_repo, want_vpath, is_clone}
160
161struct cgit_cmd *cgit_get_cmd(void)
162{
163	static struct cgit_cmd cmds[] = {
164		def_cmd(HEAD, 1, 0, 1),
165		def_cmd(atom, 1, 0, 0),
166		def_cmd(about, 0, 0, 0),
167		def_cmd(blob, 1, 0, 0),
168		def_cmd(commit, 1, 1, 0),
169		def_cmd(diff, 1, 1, 0),
170		def_cmd(info, 1, 0, 1),
171		def_cmd(log, 1, 1, 0),
172		def_cmd(ls_cache, 0, 0, 0),
173		def_cmd(objects, 1, 0, 1),
174		def_cmd(patch, 1, 1, 0),
175		def_cmd(plain, 1, 0, 0),
176		def_cmd(rawdiff, 1, 1, 0),
177		def_cmd(refs, 1, 0, 0),
178		def_cmd(repolist, 0, 0, 0),
179		def_cmd(snapshot, 1, 0, 0),
180		def_cmd(stats, 1, 1, 0),
181		def_cmd(summary, 1, 0, 0),
182		def_cmd(tag, 1, 0, 0),
183		def_cmd(tree, 1, 1, 0),
184	};
185	int i;
186
187	if (ctx.qry.page == NULL) {
188		if (ctx.repo)
189			ctx.qry.page = "summary";
190		else
191			ctx.qry.page = "repolist";
192	}
193
194	for (i = 0; i < sizeof(cmds)/sizeof(*cmds); i++)
195		if (!strcmp(ctx.qry.page, cmds[i].name))
196			return &cmds[i];
197	return NULL;
198}