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 111011, 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");
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")) /* Installed and active? */
54	return true; /* This is the quickest/easiest way to determine. */
55	/**/
56	$s2o = (defined ("WS_PLUGIN__S2MEMBER_ONLY") && WS_PLUGIN__S2MEMBER_ONLY) ? true : false;
57	if (($query_active_plugins = (!isset ($query_active_plugins) && $s2o) ? true : $query_active_plugins))
58	{
59	$buddypress = "buddypress/bp-loader.php"; /* BuddyPress loader. */
60	/**/
61	$active_plugins = (is_multisite ()) ? wp_get_active_network_plugins () : array ();
62	$active_plugins = array_unique (array_merge ($active_plugins, wp_get_active_and_valid_plugins ()));
63	/**/
64	foreach ($active_plugins as $active_plugin) /* Search. */
65	if (plugin_basename ($active_plugin) === $buddypress)
66	return true; /* BuddyPress active. */
67	}
68	/**/
69	return false; /* Default return false. */
70	}
71	/**
72	* Determines whether or not this is a Multisite Farm;
73	* ( i.e. if ``MULTISITE_FARM == true`` inside `/wp-config.php` ).
74	*
75	* With s2Member, this option may also indicate a Multisite Blog Farm.
76	* ``$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	/**/
106	return false;
107	}
108	/**
109	* Checks to see if a URL/URI leads to the site root.
110	*
111	* @package s2Member\Utilities
112	* @since 3.5
113	*
114	* @param str $url_or_uri Either a full URL, or a URI to test against.
115	* @return bool True if the URL or URI leads to the site root, else false.
116	*/
117	public static function is_site_root ($url_or_uri = FALSE)
118	{
119	if (($parse = @parse_url ($url_or_uri))) /* See: http://php.net/manual/en/function.parse-url.php. */
120	{
121	$parse["path"] = (!empty ($parse["path"])) ? ((strpos ($parse["path"], "/") === 0) ? $parse["path"] : "/" . $parse["path"]) : "/";
122	$parse["path"] = preg_replace ("/\/+/", "/", $parse["path"]); /* Removes multi slashes. */
123	/**/
124	if (empty ($parse["host"]) \|\| strcasecmp ($parse["host"], parse_url (site_url (), PHP_URL_HOST)) === 0)
125	if ($parse["path"] === "/" \|\| rtrim ($parse["path"], "/") === rtrim (parse_url (site_url (), PHP_URL_PATH), "/"))
126	return true;
127	}
128	/**/
129	return false;
130	}
131	/**
132	* Checks to see if we're using Amazon® S3.
133	*
134	* @package s2Member\Utilities
135	* @since 110926
136	*
137	* @return bool True if using Amazon® S3, else false.
138	*/
139	public static function using_amazon_s3_storage ()
140	{
141	if (!c_ws_plugin__s2member_utils_conds::using_amazon_cf_storage ())
142	{
143	foreach ($GLOBALS["WS_PLUGIN__"]["s2member"]["o"] as $option => $option_value)
144	if (preg_match ("/^amazon_s3_files_/", $option) && ($option = preg_replace ("/^amazon_s3_files_/", "", $option)))
145	$s3c[$option] = $option_value;
146	/**/
147	if ($s3c["bucket"] && $s3c["access_key"] && $s3c["secret_key"])
148	return true;
149	}
150	/**/
151	return false;
152	}
153	/**
154	* Checks to see if we're using Amazon® CloudFront.
155	*
156	* @package s2Member\Utilities
157	* @since 110926
158	*
159	* @return bool True if using Amazon® CloudFront, else false.
160	*/
161	public static function using_amazon_cf_storage ()
162	{
163	foreach ($GLOBALS["WS_PLUGIN__"]["s2member"]["o"] as $option => $option_value)
164	if (preg_match ("/^amazon_s3_files_/", $option) && ($option = preg_replace ("/^amazon_s3_files_/", "", $option)))
165	$s3c[$option] = $option_value;
166	/**/
167	foreach ($GLOBALS["WS_PLUGIN__"]["s2member"]["o"] as $option => $option_value)
168	if (preg_match ("/^amazon_cf_files_/", $option) && ($option = preg_replace ("/^amazon_cf_files_/", "", $option)))
169	$cfc[$option] = $option_value;
170	/**/
171	if ($s3c["bucket"] && $s3c["access_key"] && $s3c["secret_key"])
172	if ($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"])
173	return true;
174	/**/
175	return false;
176	}
177	}
178	}
179	?>