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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* Cherokee
*
* Authors:
* Alvaro Lopez Ortega <alvaro@alobbs.com>
*
* Copyright (C) 2001-2011 Alvaro Lopez Ortega
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#include "common-internal.h"
#include "rule_directory.h"
#include "plugin_loader.h"
#include "connection-protected.h"
#include "util.h"
#define ENTRIES "rule,directory"
PLUGIN_INFO_RULE_EASIEST_INIT(directory);
static ret_t
match (cherokee_rule_directory_t *rule,
cherokee_connection_t *conn,
cherokee_config_entry_t *ret_conf)
{
UNUSED(ret_conf);
/* Not the same lenght
*/
if (conn->request.len < rule->directory.len) {
TRACE(ENTRIES, "Match directory: rule=%s req=%s: (shorter) ret_not_found\n",
rule->directory.buf, conn->request.buf);
return ret_not_found;
}
/* Does not match
*/
if (strncmp (rule->directory.buf, conn->request.buf, rule->directory.len) != 0) {
TRACE(ENTRIES, "Match directory: rule=%s req=%s: (str) ret_not_found\n",
rule->directory.buf, conn->request.buf);
return ret_not_found;
}
/* Does not match: same begining, but a longer name
*/
if ((rule->directory.len > 1) &&
(conn->request.len > rule->directory.len) &&
(conn->request.buf[rule->directory.len] != '/'))
{
TRACE(ENTRIES, "Match directory: rule=%s req=%s: (str) ret_not_found\n",
rule->directory.buf, conn->request.buf);
return ret_not_found;
}
/* If the request is exactly the directory entry, and it
* doesn't end with a slash, it must be redirected. Eg:
*
* web_directory = "/blog"
* request = "/blog"
*
* It must be redirected to "/blog/"
*/
if ((conn->request.len > 1) &&
(cherokee_buffer_end_char (&conn->request) != '/') &&
(cherokee_buffer_cmp_buf (&conn->request, &rule->directory) == 0))
{
cherokee_buffer_add_str (&conn->request, "/");
cherokee_connection_set_redirect (conn, &conn->request);
cherokee_buffer_drop_ending (&conn->request, 1);
TRACE(ENTRIES, "Had to redirect to: %s\n", conn->redirect.buf);
conn->error_code = http_moved_permanently;
return ret_error;
}
/* Copy the web directory property
*/
if ((RULE(rule)->config.handler_new_func != NULL) ||
(RULE(rule)->config.document_root != NULL))
{
cherokee_buffer_clean (&conn->web_directory);
cherokee_buffer_add_buffer (&conn->web_directory, &rule->directory);
}
TRACE(ENTRIES, "Match! rule=%s req=%s web_directory=%s: ret_ok\n",
rule->directory.buf, conn->request.buf, conn->web_directory.buf);
return ret_ok;
}
static ret_t
configure (cherokee_rule_directory_t *rule,
cherokee_config_node_t *conf,
cherokee_virtual_server_t *vsrv)
{
ret_t ret;
UNUSED(vsrv);
ret = cherokee_config_node_copy (conf, "directory", &rule->directory);
if (ret != ret_ok) {
LOG_CRITICAL (CHEROKEE_ERROR_RULE_NO_PROPERTY,
RULE(rule)->priority, "directory");
return ret_error;
}
cherokee_fix_dirpath (&rule->directory);
return ret_ok;
}
static ret_t
_free (void *p)
{
cherokee_rule_directory_t *rule = RULE_DIRECTORY(p);
cherokee_buffer_mrproper (&rule->directory);
return ret_ok;
}
ret_t
cherokee_rule_directory_new (cherokee_rule_directory_t **rule)
{
CHEROKEE_NEW_STRUCT (n, rule_directory);
/* Parent class constructor
*/
cherokee_rule_init_base (RULE(n), PLUGIN_INFO_PTR(directory));
/* Virtual methods
*/
RULE(n)->match = (rule_func_match_t) match;
RULE(n)->configure = (rule_func_configure_t) configure;
MODULE(n)->free = (module_func_free_t) _free;
/* Properties
*/
cherokee_buffer_init (&n->directory);
*rule = n;
return ret_ok;
}
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