s2member / includes / classes / utils-conds.inc.php

utils-conds.inc.php in s2Member – Excellent for All Kinds of Memberships, Content Restriction Paywalls & Member Access Subscriptions 111206, at includes/classes/utils-conds.inc.php

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1	<?php
2	/**
3	* Conditional utilities.
4	*
5	* Copyright: © 2009-2011
6	* {@link http://www.websharks-inc.com/ WebSharks, Inc.}
7	* ( coded in the USA )
8	*
9	* Released under the terms of the GNU General Public License.
10	* You should have received a copy of the GNU General Public License,
11	* along with this software. In the main directory, see: /licensing/
12	* If not, see: {@link http://www.gnu.org/licenses/}.
13	*
14	* @package s2Member\Utilities
15	* @since 3.5
16	*/
17	if (realpath (__FILE__) === realpath ($_SERVER["SCRIPT_FILENAME"]))
18	exit("Do not access this file directly.");
19	/**/
20	if (!class_exists ("c_ws_plugin__s2member_utils_conds"))
21	{
22	/**
23	* Conditional utilities.
24	*
25	* @package s2Member\Utilities
26	* @since 3.5
27	*/
28	class c_ws_plugin__s2member_utils_conds
29	{
30	/**
31	* Determines whether or not s2Member Pro is installed.
32	*
33	* @package s2Member\Utilities
34	* @since 110720
35	*
36	* @return bool True if s2Member Pro is installed, else false.
37	*/
38	public static function pro_is_installed ()
39	{
40	return (defined ("WS_PLUGIN__S2MEMBER_PRO_VERSION") && did_action ("ws_plugin__s2member_pro_loaded"));
41	}
42	/**
43	* Determines whether or not BuddyPress is installed.
44	*
45	* @package s2Member\Utilities
46	* @since 110720
47	*
48	* @param bool $query_active_plugins Optional. If true, this conditional will query active plugins too. Defaults to true if {@link s2Member\WS_PLUGIN__S2MEMBER_ONLY} is true, else false.
49	* @return bool True if BuddyPress is installed, else false.
50	*/
51	public static function bp_is_installed ($query_active_plugins = NULL)
52	{
53	if (defined ("BP_VERSION") && did_action ("bp_core_loaded"))
54	return true; /* Quickest/easiest way to determine. */
55	/**/
56	$s2o = (defined ("WS_PLUGIN__S2MEMBER_ONLY") && WS_PLUGIN__S2MEMBER_ONLY) ? true : false;
57	/**/
58	if (($query_active_plugins = (!isset ($query_active_plugins) && $s2o) ? true : $query_active_plugins))
59	{
60	$buddypress = "buddypress/bp-loader.php"; /* BuddyPress. */
61	/**/
62	$active_plugins = (is_multisite ()) ? wp_get_active_network_plugins () : array ();
63	$active_plugins = array_unique (array_merge ($active_plugins, wp_get_active_and_valid_plugins ()));
64	/**/
65	foreach ($active_plugins as $active_plugin) /* Search. */
66	if (plugin_basename ($active_plugin) === $buddypress)
67	return true; /* BuddyPress active. */
68	}
69	return false; /* Default return false. */
70	}
71	/**
72	* Determines whether or not this is a Multisite Farm;
73	* ( i.e. if ``MULTISITE_FARM == true`` inside `/wp-config.php` ).
74	*
75	* With s2Member, this option may also indicate a Multisite Blog Farm.
76	* ``$GLOBALS["WS_PLUGIN__"]["s2member"]["o"]["mms_registration_file"] === "wp-signup"``.
77	*
78	* @package s2Member\Utilities
79	* @since 3.5
80	*
81	* @return bool True if this is a Multisite Farm, else false.
82	*/
83	public static function is_multisite_farm ()
84	{
85	return (is_multisite () && ((is_main_site () && $GLOBALS["WS_PLUGIN__"]["s2member"]["o"]["mms_registration_file"] === "wp-signup") \|\| (defined ("MULTISITE_FARM") && MULTISITE_FARM)));
86	}
87	/**
88	* Checks if a Post is in a child Category.
89	*
90	* @package s2Member\Utilities
91	* @since 3.5
92	*
93	* @param array $cats An array of Category IDs.
94	* @param int\|str $post_id A numeric WordPress® Post ID.
95	* @return bool True if the Post is inside a desendant of at least one of the specified Categories; else false.
96	*/
97	public static function in_descendant_category ($cats = FALSE, $post_id = FALSE)
98	{
99	foreach ((array)$cats as $cat)
100	{
101	$descendants = get_term_children ((int)$cat, "category");
102	if ($descendants && in_category ($descendants, $post_id))
103	return true;
104	}
105	return false; /* Default return false. */
106	}
107	/**
108	* Checks to see if a URL/URI leads to the site root.
109	*
110	* @package s2Member\Utilities
111	* @since 3.5
112	*
113	* @param str $url_uri Either a full URL, or a partial URI to test.
114	* @return bool True if the URL or URI leads to the site root, else false.
115	*/
116	public static function is_site_root ($url_uri = FALSE)
117	{
118	if (is_array ($parse = c_ws_plugin__s2member_utils_urls::parse_url ($url_uri)))
119	{
120	$parse["path"] = (!empty ($parse["path"])) ? ((strpos ($parse["path"], "/") === 0) ? $parse["path"] : "/" . $parse["path"]) : "/";
121	/**/
122	if (empty ($parse["host"]) \|\| strcasecmp ($parse["host"], c_ws_plugin__s2member_utils_urls::parse_url (site_url (), PHP_URL_HOST)) === 0)
123	if ($parse["path"] === "/" \|\| rtrim ($parse["path"], "/") === rtrim (c_ws_plugin__s2member_utils_urls::parse_url (site_url (), PHP_URL_PATH), "/"))
124	return true;
125	}
126	return false; /* Default return false. */
127	}
128	/**
129	* Checks to see if we're in a localhost environment.
130	*
131	* @package s2Member\Utilities
132	* @since 111101
133	*
134	* @return bool True if we're in a localhost environment, else false.
135	*/
136	public static function is_localhost ()
137	{
138	if ((defined ("LOCALHOST") && LOCALHOST) \|\| stripos ($_SERVER["HTTP_HOST"], "localhost") !== false \|\| strpos ($_SERVER["HTTP_HOST"], "127.0.0.1") !== false)
139	return true;
140	/**/
141	return false; /* Default return false. */
142	}
143	/**
144	* Checks to see if we're using Amazon® S3.
145	*
146	* @package s2Member\Utilities
147	* @since 110926
148	*
149	* @return bool True if using Amazon® S3, else false.
150	*/
151	public static function using_amazon_s3_storage ()
152	{
153	if (!c_ws_plugin__s2member_utils_conds::using_amazon_cf_storage ())
154	{
155	foreach ($GLOBALS["WS_PLUGIN__"]["s2member"]["o"] as $option => $option_value)
156	if (preg_match ("/^amazon_s3_files_/", $option) && ($option = preg_replace ("/^amazon_s3_files_/", "", $option)))
157	$s3c[$option] = $option_value;
158	/**/
159	if ($s3c["bucket"] && $s3c["access_key"] && $s3c["secret_key"])
160	return true;
161	}
162	return false; /* Default return false. */
163	}
164	/**
165	* Checks to see if we're using Amazon® CloudFront.
166	*
167	* @package s2Member\Utilities
168	* @since 110926
169	*
170	* @return bool True if using Amazon® CloudFront, else false.
171	*/
172	public static function using_amazon_cf_storage ()
173	{
174	foreach ($GLOBALS["WS_PLUGIN__"]["s2member"]["o"] as $option => $option_value)
175	if (preg_match ("/^amazon_s3_files_/", $option) && ($option = preg_replace ("/^amazon_s3_files_/", "", $option)))
176	$s3c[$option] = $option_value;
177	/**/
178	foreach ($GLOBALS["WS_PLUGIN__"]["s2member"]["o"] as $option => $option_value)
179	if (preg_match ("/^amazon_cf_files_/", $option) && ($option = preg_replace ("/^amazon_cf_files_/", "", $option)))
180	$cfc[$option] = $option_value;
181	/**/
182	if ($s3c["bucket"] && $s3c["access_key"] && $s3c["secret_key"])
183	if ($cfc["private_key"] && $cfc["private_key_id"] && $cfc["distros_access_id"] && $cfc["distros_s3_access_id"] && $cfc["distro_downloads_id"] && $cfc["distro_downloads_dname"] && $cfc["distro_streaming_id"] && $cfc["distro_streaming_dname"])
184	return true;
185	/**/
186	return false; /* Default return false. */
187	}
188	}
189	}
190	?>