1577 lines
		
	
	
	
		
			40 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			1577 lines
		
	
	
	
		
			40 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| /**
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|  * @file_tag_unsave_file boot.php
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|  * This file defines some global constants and includes the central App class.
 | |
|  */
 | |
| 
 | |
| /**
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|  * Friendica
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|  *
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|  * Friendica is a communications platform for integrated social communications
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|  * utilising decentralised communications and linkage to several indie social
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|  * projects - as well as popular mainstream providers.
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|  *
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|  * Our mission is to free our friends and families from the clutches of
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|  * data-harvesting corporations, and pave the way to a future where social
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|  * communications are free and open and flow between alternate providers as
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|  * easily as email does today.
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|  */
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| 
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| require_once __DIR__ . DIRECTORY_SEPARATOR . 'vendor' . DIRECTORY_SEPARATOR . 'autoload.php';
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| 
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| use Friendica\App;
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| use Friendica\Core\Addon;
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| use Friendica\Core\Config;
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| use Friendica\Core\L10n;
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| use Friendica\Core\PConfig;
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| use Friendica\Core\Protocol;
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| use Friendica\Core\System;
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| use Friendica\Core\Worker;
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| use Friendica\Database\DBM;
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| use Friendica\Database\DBStructure;
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| use Friendica\Model\Contact;
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| use Friendica\Model\Conversation;
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| use Friendica\Util\DateTimeFormat;
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| 
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| require_once 'include/text.php';
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| 
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| define('FRIENDICA_PLATFORM',     'Friendica');
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| define('FRIENDICA_CODENAME',     'Asparagus');
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| define('FRIENDICA_VERSION',      '3.6-dev');
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| define('DFRN_PROTOCOL_VERSION',  '2.23');
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| define('DB_UPDATE_VERSION',      1255);
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| define('NEW_UPDATE_ROUTINE_VERSION', 1170);
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| 
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| /**
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|  * @brief Constants for the database update check
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|  */
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| const DB_UPDATE_NOT_CHECKED = 0; // Database check wasn't executed before
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| const DB_UPDATE_SUCCESSFUL = 1;  // Database check was successful
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| const DB_UPDATE_FAILED = 2;      // Database check failed
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| 
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| /**
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|  * @brief Constant with a HTML line break.
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|  *
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|  * Contains a HTML line break (br) element and a real carriage return with line
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|  * feed for the source.
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|  * This can be used in HTML and JavaScript where needed a line break.
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|  */
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| define('EOL',                    "<br />\r\n");
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| 
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| /**
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|  * @brief Image storage quality.
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|  *
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|  * Lower numbers save space at cost of image detail.
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|  * For ease of upgrade, please do not change here. Change jpeg quality with
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|  * $a->config['system']['jpeg_quality'] = n;
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|  * in .htconfig.php, where n is netween 1 and 100, and with very poor results
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|  * below about 50
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|  */
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| define('JPEG_QUALITY',            100);
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| 
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| /**
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|  * $a->config['system']['png_quality'] from 0 (uncompressed) to 9
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|  */
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| define('PNG_QUALITY',             8);
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| 
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| /**
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|  * An alternate way of limiting picture upload sizes. Specify the maximum pixel
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|  * length that pictures are allowed to be (for non-square pictures, it will apply
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|  * to the longest side). Pictures longer than this length will be resized to be
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|  * this length (on the longest side, the other side will be scaled appropriately).
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|  * Modify this value using
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|  *
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|  *    $a->config['system']['max_image_length'] = n;
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|  *
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|  * in .htconfig.php
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|  *
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|  * If you don't want to set a maximum length, set to -1. The default value is
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|  * defined by 'MAX_IMAGE_LENGTH' below.
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|  */
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| define('MAX_IMAGE_LENGTH',        -1);
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| 
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| /**
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|  * Not yet used
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|  */
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| define('DEFAULT_DB_ENGINE',  'InnoDB');
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| 
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| /**
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|  * @name SSL Policy
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|  *
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|  * SSL redirection policies
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|  * @{
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|  */
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| define('SSL_POLICY_NONE',         0);
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| define('SSL_POLICY_FULL',         1);
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| define('SSL_POLICY_SELFSIGN',     2);
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| /* @}*/
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| 
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| /**
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|  * @name Logger
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|  *
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|  * log levels
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|  * @{
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|  */
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| define('LOGGER_NORMAL',          0);
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| define('LOGGER_TRACE',           1);
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| define('LOGGER_DEBUG',           2);
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| define('LOGGER_DATA',            3);
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| define('LOGGER_ALL',             4);
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| /* @}*/
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| 
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| /**
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|  * @name Cache
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|  *
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|  * Cache levels
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|  * @{
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|  */
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| define('CACHE_MONTH',            0);
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| define('CACHE_WEEK',             1);
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| define('CACHE_DAY',              2);
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| define('CACHE_HOUR',             3);
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| define('CACHE_HALF_HOUR',        4);
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| define('CACHE_QUARTER_HOUR',     5);
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| define('CACHE_FIVE_MINUTES',     6);
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| define('CACHE_MINUTE',           7);
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| /* @}*/
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| 
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| /**
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|  * @name Register
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|  *
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|  * Registration policies
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|  * @{
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|  */
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| define('REGISTER_CLOSED',        0);
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| define('REGISTER_APPROVE',       1);
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| define('REGISTER_OPEN',          2);
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| /**
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|  * @}
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| */
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| 
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| /**
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|  * @name Contact_is
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|  *
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|  * Relationship types
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|  * @{
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|  */
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| define('CONTACT_IS_FOLLOWER', 1);
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| define('CONTACT_IS_SHARING',  2);
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| define('CONTACT_IS_FRIEND',   3);
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| /**
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|  *  @}
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|  */
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| 
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| /**
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|  * @name Update
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|  *
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|  * DB update return values
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|  * @{
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|  */
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| define('UPDATE_SUCCESS', 0);
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| define('UPDATE_FAILED',  1);
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| /**
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|  * @}
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|  */
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| 
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| /**
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|  * @name page/profile types
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|  *
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|  * PAGE_NORMAL is a typical personal profile account
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|  * PAGE_SOAPBOX automatically approves all friend requests as CONTACT_IS_SHARING, (readonly)
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|  * PAGE_COMMUNITY automatically approves all friend requests as CONTACT_IS_SHARING, but with
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|  *      write access to wall and comments (no email and not included in page owner's ACL lists)
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|  * PAGE_FREELOVE automatically approves all friend requests as full friends (CONTACT_IS_FRIEND).
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|  *
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|  * @{
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|  */
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| define('PAGE_NORMAL',            0);
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| define('PAGE_SOAPBOX',           1);
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| define('PAGE_COMMUNITY',         2);
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| define('PAGE_FREELOVE',          3);
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| define('PAGE_BLOG',              4);
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| define('PAGE_PRVGROUP',          5);
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| /**
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|  * @}
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|  */
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| 
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| /**
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|  * @name account types
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|  *
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|  * ACCOUNT_TYPE_PERSON - the account belongs to a person
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|  *	Associated page types: PAGE_NORMAL, PAGE_SOAPBOX, PAGE_FREELOVE
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|  *
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|  * ACCOUNT_TYPE_ORGANISATION - the account belongs to an organisation
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|  *	Associated page type: PAGE_SOAPBOX
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|  *
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|  * ACCOUNT_TYPE_NEWS - the account is a news reflector
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|  *	Associated page type: PAGE_SOAPBOX
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|  *
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|  * ACCOUNT_TYPE_COMMUNITY - the account is community forum
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|  *	Associated page types: PAGE_COMMUNITY, PAGE_PRVGROUP
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|  * @{
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|  */
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| define('ACCOUNT_TYPE_PERSON',      0);
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| define('ACCOUNT_TYPE_ORGANISATION', 1);
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| define('ACCOUNT_TYPE_NEWS',        2);
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| define('ACCOUNT_TYPE_COMMUNITY',   3);
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| /**
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|  * @}
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|  */
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| 
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| /**
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|  * @name CP
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|  *
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|  * Type of the community page
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|  * @{
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|  */
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| define('CP_NO_COMMUNITY_PAGE',  -1);
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| define('CP_USERS_ON_SERVER',     0);
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| define('CP_GLOBAL_COMMUNITY',    1);
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| define('CP_USERS_AND_GLOBAL',    2);
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| /**
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|  * @}
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|  */
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| 
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| /**
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|  * @name Protocols
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|  * @deprecated since version 3.6
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|  * @see Conversation
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|  *
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|  * Different protocols that we are storing
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|  * @{
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|  */
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| define('PROTOCOL_UNKNOWN'        , Conversation::PROTOCOL_UNKNOWN);
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| define('PROTOCOL_DFRN'           , Conversation::PROTOCOL_DFRN);
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| define('PROTOCOL_DIASPORA'       , Conversation::PROTOCOL_DIASPORA);
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| define('PROTOCOL_OSTATUS_SALMON' , Conversation::PROTOCOL_OSTATUS_SALMON);
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| define('PROTOCOL_OSTATUS_FEED'   , Conversation::PROTOCOL_OSTATUS_FEED);    // Deprecated
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| define('PROTOCOL_GS_CONVERSATION', Conversation::PROTOCOL_GS_CONVERSATION); // Deprecated
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| define('PROTOCOL_SPLITTED_CONV'  , Conversation::PROTOCOL_SPLITTED_CONV);
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| /**
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|  * @}
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|  */
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| 
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| /**
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|  * @name Network constants
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|  * @deprecated since version 3.6
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|  * @see Protocol
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|  *
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|  * Network and protocol family types
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|  * @{
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|  */
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| define('NETWORK_DFRN'     , Protocol::DFRN);      // Friendica, Mistpark, other DFRN implementations
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| define('NETWORK_ZOT'      , Protocol::ZOT);       // Zot! - Currently unsupported
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| define('NETWORK_OSTATUS'  , Protocol::OSTATUS);   // GNU-social, Pleroma, Mastodon, other OStatus implementations
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| define('NETWORK_FEED'     , Protocol::FEED);      // RSS/Atom feeds with no known "post/notify" protocol
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| define('NETWORK_DIASPORA' , Protocol::DIASPORA);  // Diaspora
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| define('NETWORK_MAIL'     , Protocol::MAIL);      // IMAP/POP
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| define('NETWORK_FACEBOOK' , Protocol::FACEBOOK);  // Facebook API
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| define('NETWORK_LINKEDIN' , Protocol::LINKEDIN);  // LinkedIn
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| define('NETWORK_XMPP'     , Protocol::XMPP);      // XMPP - Currently unsupported
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| define('NETWORK_MYSPACE'  , Protocol::MYSPACE);   // MySpace - Currently unsupported
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| define('NETWORK_GPLUS'    , Protocol::GPLUS);     // Google+
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| define('NETWORK_PUMPIO'   , Protocol::PUMPIO);    // pump.io
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| define('NETWORK_TWITTER'  , Protocol::TWITTER);   // Twitter
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| define('NETWORK_DIASPORA2', Protocol::DIASPORA2); // Diaspora connector
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| define('NETWORK_STATUSNET', Protocol::STATUSNET); // Statusnet connector
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| define('NETWORK_APPNET'   , Protocol::APPNET);    // app.net - Dead protocol
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| define('NETWORK_NEWS'     , Protocol::NEWS);      // Network News Transfer Protocol - Currently unsupported
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| define('NETWORK_ICALENDAR', Protocol::ICALENDAR); // iCalendar - Currently unsupported
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| define('NETWORK_PNUT'     , Protocol::PNUT);      // pnut.io - Currently unsupported
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| define('NETWORK_PHANTOM'  , Protocol::PHANTOM);   // Place holder
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| /**
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|  * @}
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|  */
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| 
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| /**
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|  * These numbers are used in stored permissions
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|  * and existing allocations MUST NEVER BE CHANGED
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|  * OR RE-ASSIGNED! You may only add to them.
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|  */
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| $netgroup_ids = [
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| 	NETWORK_DFRN     => (-1),
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| 	NETWORK_ZOT      => (-2),
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| 	NETWORK_OSTATUS  => (-3),
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| 	NETWORK_FEED     => (-4),
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| 	NETWORK_DIASPORA => (-5),
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| 	NETWORK_MAIL     => (-6),
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| 	NETWORK_FACEBOOK => (-8),
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| 	NETWORK_LINKEDIN => (-9),
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| 	NETWORK_XMPP     => (-10),
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| 	NETWORK_MYSPACE  => (-11),
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| 	NETWORK_GPLUS    => (-12),
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| 	NETWORK_PUMPIO   => (-13),
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| 	NETWORK_TWITTER  => (-14),
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| 	NETWORK_DIASPORA2 => (-15),
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| 	NETWORK_STATUSNET => (-16),
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| 	NETWORK_APPNET    => (-17),
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| 	NETWORK_NEWS      => (-18),
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| 	NETWORK_ICALENDAR => (-19),
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| 	NETWORK_PNUT      => (-20),
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| 
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| 	NETWORK_PHANTOM  => (-127),
 | |
| ];
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| 
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| /**
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|  * Maximum number of "people who like (or don't like) this"  that we will list by name
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|  */
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| define('MAX_LIKERS',    75);
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| 
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| /**
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|  * Communication timeout
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|  */
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| define('ZCURL_TIMEOUT', (-1));
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| 
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| /**
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|  * @name Notify
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|  *
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|  * Email notification options
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|  * @{
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|  */
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| define('NOTIFY_INTRO',    0x0001);
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| define('NOTIFY_CONFIRM',  0x0002);
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| define('NOTIFY_WALL',     0x0004);
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| define('NOTIFY_COMMENT',  0x0008);
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| define('NOTIFY_MAIL',     0x0010);
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| define('NOTIFY_SUGGEST',  0x0020);
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| define('NOTIFY_PROFILE',  0x0040);
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| define('NOTIFY_TAGSELF',  0x0080);
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| define('NOTIFY_TAGSHARE', 0x0100);
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| define('NOTIFY_POKE',     0x0200);
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| define('NOTIFY_SHARE',    0x0400);
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| 
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| define('SYSTEM_EMAIL',    0x4000);
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| 
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| define('NOTIFY_SYSTEM',   0x8000);
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| /* @}*/
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| 
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| 
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| /**
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|  * @name Term
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|  *
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|  * Tag/term types
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|  * @{
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|  */
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| define('TERM_UNKNOWN',   0);
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| define('TERM_HASHTAG',   1);
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| define('TERM_MENTION',   2);
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| define('TERM_CATEGORY',  3);
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| define('TERM_PCATEGORY', 4);
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| define('TERM_FILE',      5);
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| define('TERM_SAVEDSEARCH', 6);
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| define('TERM_CONVERSATION', 7);
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| 
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| define('TERM_OBJ_POST',  1);
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| define('TERM_OBJ_PHOTO', 2);
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| 
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| /**
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|  * @name Namespaces
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|  *
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|  * Various namespaces we may need to parse
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|  * @{
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|  */
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| define('NAMESPACE_ZOT',             'http://purl.org/zot');
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| define('NAMESPACE_DFRN',            'http://purl.org/macgirvin/dfrn/1.0');
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| define('NAMESPACE_THREAD',          'http://purl.org/syndication/thread/1.0');
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| define('NAMESPACE_TOMB',            'http://purl.org/atompub/tombstones/1.0');
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| define('NAMESPACE_ACTIVITY',        'http://activitystrea.ms/spec/1.0/');
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| define('NAMESPACE_ACTIVITY_SCHEMA', 'http://activitystrea.ms/schema/1.0/');
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| define('NAMESPACE_MEDIA',           'http://purl.org/syndication/atommedia');
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| define('NAMESPACE_SALMON_ME',       'http://salmon-protocol.org/ns/magic-env');
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| define('NAMESPACE_OSTATUSSUB',      'http://ostatus.org/schema/1.0/subscribe');
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| define('NAMESPACE_GEORSS',          'http://www.georss.org/georss');
 | |
| define('NAMESPACE_POCO',            'http://portablecontacts.net/spec/1.0');
 | |
| define('NAMESPACE_FEED',            'http://schemas.google.com/g/2010#updates-from');
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| define('NAMESPACE_OSTATUS',         'http://ostatus.org/schema/1.0');
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| define('NAMESPACE_STATUSNET',       'http://status.net/schema/api/1/');
 | |
| define('NAMESPACE_ATOM1',           'http://www.w3.org/2005/Atom');
 | |
| define('NAMESPACE_MASTODON',        'http://mastodon.social/schema/1.0');
 | |
| /* @}*/
 | |
| 
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| /**
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|  * @name Activity
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|  *
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|  * Activity stream defines
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|  * @{
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|  */
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| define('ACTIVITY_LIKE',        NAMESPACE_ACTIVITY_SCHEMA . 'like');
 | |
| define('ACTIVITY_DISLIKE',     NAMESPACE_DFRN            . '/dislike');
 | |
| define('ACTIVITY_ATTEND',      NAMESPACE_ZOT             . '/activity/attendyes');
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| define('ACTIVITY_ATTENDNO',    NAMESPACE_ZOT             . '/activity/attendno');
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| define('ACTIVITY_ATTENDMAYBE', NAMESPACE_ZOT             . '/activity/attendmaybe');
 | |
| 
 | |
| define('ACTIVITY_OBJ_HEART',   NAMESPACE_DFRN            . '/heart');
 | |
| 
 | |
| define('ACTIVITY_FRIEND',      NAMESPACE_ACTIVITY_SCHEMA . 'make-friend');
 | |
| define('ACTIVITY_REQ_FRIEND',  NAMESPACE_ACTIVITY_SCHEMA . 'request-friend');
 | |
| define('ACTIVITY_UNFRIEND',    NAMESPACE_ACTIVITY_SCHEMA . 'remove-friend');
 | |
| define('ACTIVITY_FOLLOW',      NAMESPACE_ACTIVITY_SCHEMA . 'follow');
 | |
| define('ACTIVITY_UNFOLLOW',    NAMESPACE_ACTIVITY_SCHEMA . 'stop-following');
 | |
| define('ACTIVITY_JOIN',        NAMESPACE_ACTIVITY_SCHEMA . 'join');
 | |
| 
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| define('ACTIVITY_POST',        NAMESPACE_ACTIVITY_SCHEMA . 'post');
 | |
| define('ACTIVITY_UPDATE',      NAMESPACE_ACTIVITY_SCHEMA . 'update');
 | |
| define('ACTIVITY_TAG',         NAMESPACE_ACTIVITY_SCHEMA . 'tag');
 | |
| define('ACTIVITY_FAVORITE',    NAMESPACE_ACTIVITY_SCHEMA . 'favorite');
 | |
| define('ACTIVITY_UNFAVORITE',  NAMESPACE_ACTIVITY_SCHEMA . 'unfavorite');
 | |
| define('ACTIVITY_SHARE',       NAMESPACE_ACTIVITY_SCHEMA . 'share');
 | |
| define('ACTIVITY_DELETE',      NAMESPACE_ACTIVITY_SCHEMA . 'delete');
 | |
| 
 | |
| define('ACTIVITY_POKE',        NAMESPACE_ZOT . '/activity/poke');
 | |
| 
 | |
| define('ACTIVITY_OBJ_BOOKMARK', NAMESPACE_ACTIVITY_SCHEMA . 'bookmark');
 | |
| define('ACTIVITY_OBJ_COMMENT', NAMESPACE_ACTIVITY_SCHEMA . 'comment');
 | |
| define('ACTIVITY_OBJ_NOTE',    NAMESPACE_ACTIVITY_SCHEMA . 'note');
 | |
| define('ACTIVITY_OBJ_PERSON',  NAMESPACE_ACTIVITY_SCHEMA . 'person');
 | |
| define('ACTIVITY_OBJ_IMAGE',   NAMESPACE_ACTIVITY_SCHEMA . 'image');
 | |
| define('ACTIVITY_OBJ_PHOTO',   NAMESPACE_ACTIVITY_SCHEMA . 'photo');
 | |
| define('ACTIVITY_OBJ_VIDEO',   NAMESPACE_ACTIVITY_SCHEMA . 'video');
 | |
| define('ACTIVITY_OBJ_P_PHOTO', NAMESPACE_ACTIVITY_SCHEMA . 'profile-photo');
 | |
| define('ACTIVITY_OBJ_ALBUM',   NAMESPACE_ACTIVITY_SCHEMA . 'photo-album');
 | |
| define('ACTIVITY_OBJ_EVENT',   NAMESPACE_ACTIVITY_SCHEMA . 'event');
 | |
| define('ACTIVITY_OBJ_GROUP',   NAMESPACE_ACTIVITY_SCHEMA . 'group');
 | |
| define('ACTIVITY_OBJ_TAGTERM', NAMESPACE_DFRN            . '/tagterm');
 | |
| define('ACTIVITY_OBJ_PROFILE', NAMESPACE_DFRN            . '/profile');
 | |
| define('ACTIVITY_OBJ_QUESTION', 'http://activityschema.org/object/question');
 | |
| /* @}*/
 | |
| 
 | |
| /**
 | |
|  * @name Gravity
 | |
|  *
 | |
|  * Item weight for query ordering
 | |
|  * @{
 | |
|  */
 | |
| define('GRAVITY_PARENT',       0);
 | |
| define('GRAVITY_LIKE',         3);
 | |
| define('GRAVITY_COMMENT',      6);
 | |
| /* @}*/
 | |
| 
 | |
| /**
 | |
|  * @name Priority
 | |
|  *
 | |
|  * Process priority for the worker
 | |
|  * @{
 | |
|  */
 | |
| define('PRIORITY_UNDEFINED',   0);
 | |
| define('PRIORITY_CRITICAL',   10);
 | |
| define('PRIORITY_HIGH',       20);
 | |
| define('PRIORITY_MEDIUM',     30);
 | |
| define('PRIORITY_LOW',        40);
 | |
| define('PRIORITY_NEGLIGIBLE', 50);
 | |
| /* @}*/
 | |
| 
 | |
| /**
 | |
|  * @name Social Relay settings
 | |
|  *
 | |
|  * See here: https://github.com/jaywink/social-relay
 | |
|  * and here: https://wiki.diasporafoundation.org/Relay_servers_for_public_posts
 | |
|  * @{
 | |
|  */
 | |
| define('SR_SCOPE_NONE', '');
 | |
| define('SR_SCOPE_ALL',  'all');
 | |
| define('SR_SCOPE_TAGS', 'tags');
 | |
| /* @}*/
 | |
| 
 | |
| /**
 | |
|  * Lowest possible date time value
 | |
|  */
 | |
| define('NULL_DATE', '0001-01-01 00:00:00');
 | |
| 
 | |
| // Normally this constant is defined - but not if "pcntl" isn't installed
 | |
| if (!defined("SIGTERM")) {
 | |
| 	define("SIGTERM", 15);
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * Depending on the PHP version this constant does exist - or not.
 | |
|  * See here: http://php.net/manual/en/curl.constants.php#117928
 | |
|  */
 | |
| if (!defined('CURLE_OPERATION_TIMEDOUT')) {
 | |
| 	define('CURLE_OPERATION_TIMEDOUT', CURLE_OPERATION_TIMEOUTED);
 | |
| }
 | |
| /**
 | |
|  * Reverse the effect of magic_quotes_gpc if it is enabled.
 | |
|  * Please disable magic_quotes_gpc so we don't have to do this.
 | |
|  * See http://php.net/manual/en/security.magicquotes.disabling.php
 | |
|  */
 | |
| function startup()
 | |
| {
 | |
| 	error_reporting(E_ERROR | E_WARNING | E_PARSE);
 | |
| 
 | |
| 	set_time_limit(0);
 | |
| 
 | |
| 	// This has to be quite large to deal with embedded private photos
 | |
| 	ini_set('pcre.backtrack_limit', 500000);
 | |
| 
 | |
| 	if (get_magic_quotes_gpc()) {
 | |
| 		$process = [&$_GET, &$_POST, &$_COOKIE, &$_REQUEST];
 | |
| 		while (list($key, $val) = each($process)) {
 | |
| 			foreach ($val as $k => $v) {
 | |
| 				unset($process[$key][$k]);
 | |
| 				if (is_array($v)) {
 | |
| 					$process[$key][stripslashes($k)] = $v;
 | |
| 					$process[] = &$process[$key][stripslashes($k)];
 | |
| 				} else {
 | |
| 					$process[$key][stripslashes($k)] = stripslashes($v);
 | |
| 				}
 | |
| 			}
 | |
| 		}
 | |
| 		unset($process);
 | |
| 	}
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Retrieve the App structure
 | |
|  *
 | |
|  * Useful in functions which require it but don't get it passed to them
 | |
|  *
 | |
|  * @return App
 | |
|  */
 | |
| function get_app()
 | |
| {
 | |
| 	global $a;
 | |
| 
 | |
| 	if (empty($a)) {
 | |
| 		$a = new App(dirname(__DIR__));
 | |
| 	}
 | |
| 
 | |
| 	return $a;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Multi-purpose function to check variable state.
 | |
|  *
 | |
|  * Usage: x($var) or $x($array, 'key')
 | |
|  *
 | |
|  * returns false if variable/key is not set
 | |
|  * if variable is set, returns 1 if has 'non-zero' value, otherwise returns 0.
 | |
|  * e.g. x('') or x(0) returns 0;
 | |
|  *
 | |
|  * @param string|array $s variable to check
 | |
|  * @param string       $k key inside the array to check
 | |
|  *
 | |
|  * @return bool|int
 | |
|  */
 | |
| function x($s, $k = null)
 | |
| {
 | |
| 	if ($k != null) {
 | |
| 		if ((is_array($s)) && (array_key_exists($k, $s))) {
 | |
| 			if ($s[$k]) {
 | |
| 				return (int) 1;
 | |
| 			}
 | |
| 			return (int) 0;
 | |
| 		}
 | |
| 		return false;
 | |
| 	} else {
 | |
| 		if (isset($s)) {
 | |
| 			if ($s) {
 | |
| 				return (int) 1;
 | |
| 			}
 | |
| 			return (int) 0;
 | |
| 		}
 | |
| 		return false;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * Return the provided variable value if it exists and is truthy or the provided
 | |
|  * default value instead.
 | |
|  *
 | |
|  * Works with initialized variables and potentially uninitialized array keys
 | |
|  *
 | |
|  * Usages:
 | |
|  * - defaults($var, $default)
 | |
|  * - defaults($array, 'key', $default)
 | |
|  *
 | |
|  * @brief Returns a defaut value if the provided variable or array key is falsy
 | |
|  * @see x()
 | |
|  * @return mixed
 | |
|  */
 | |
| function defaults() {
 | |
| 	$args = func_get_args();
 | |
| 
 | |
| 	if (count($args) < 2) {
 | |
| 		throw new BadFunctionCallException('defaults() requires at least 2 parameters');
 | |
| 	}
 | |
| 	if (count($args) > 3) {
 | |
| 		throw new BadFunctionCallException('defaults() cannot use more than 3 parameters');
 | |
| 	}
 | |
| 	if (count($args) === 3 && is_null($args[1])) {
 | |
| 		throw new BadFunctionCallException('defaults($arr, $key, $def) $key is null');
 | |
| 	}
 | |
| 
 | |
| 	$default = array_pop($args);
 | |
| 
 | |
| 	if (call_user_func_array('x', $args)) {
 | |
| 		if (count($args) === 1) {
 | |
| 			$return = $args[0];
 | |
| 		} else {
 | |
| 			$return = $args[0][$args[1]];
 | |
| 		}
 | |
| 	} else {
 | |
| 		$return = $default;
 | |
| 	}
 | |
| 
 | |
| 	return $return;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Returns the baseurl.
 | |
|  *
 | |
|  * @see System::baseUrl()
 | |
|  *
 | |
|  * @return string
 | |
|  * @TODO Function is deprecated and only used in some addons
 | |
|  */
 | |
| function z_root()
 | |
| {
 | |
| 	return System::baseUrl();
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Return absolut URL for given $path.
 | |
|  *
 | |
|  * @param string $path given path
 | |
|  *
 | |
|  * @return string
 | |
|  */
 | |
| function absurl($path)
 | |
| {
 | |
| 	if (strpos($path, '/') === 0) {
 | |
| 		return z_path() . $path;
 | |
| 	}
 | |
| 	return $path;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Function to check if request was an AJAX (xmlhttprequest) request.
 | |
|  *
 | |
|  * @return boolean
 | |
|  */
 | |
| function is_ajax()
 | |
| {
 | |
| 	return (!empty($_SERVER['HTTP_X_REQUESTED_WITH']) && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) == 'xmlhttprequest');
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Function to check if request was an AJAX (xmlhttprequest) request.
 | |
|  *
 | |
|  * @param boolean $via_worker boolean Is the check run via the worker?
 | |
|  */
 | |
| function check_db($via_worker)
 | |
| {
 | |
| 	$build = Config::get('system', 'build');
 | |
| 
 | |
| 	if (empty($build)) {
 | |
| 		Config::set('system', 'build', DB_UPDATE_VERSION - 1);
 | |
| 		$build = DB_UPDATE_VERSION - 1;
 | |
| 	}
 | |
| 
 | |
| 	// We don't support upgrading from very old versions anymore
 | |
| 	if ($build < NEW_UPDATE_ROUTINE_VERSION) {
 | |
| 		die('You try to update from a version prior to database version 1170. The direct upgrade path is not supported. Please update to version 3.5.4 before updating to this version.');
 | |
| 	}
 | |
| 
 | |
| 	if ($build < DB_UPDATE_VERSION) {
 | |
| 		// When we cannot execute the database update via the worker, we will do it directly
 | |
| 		if (!Worker::add(PRIORITY_CRITICAL, 'DBUpdate') && $via_worker) {
 | |
| 			update_db();
 | |
| 		}
 | |
| 	}
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * Sets the base url for use in cmdline programs which don't have
 | |
|  * $_SERVER variables
 | |
|  *
 | |
|  * @param object $a App
 | |
|  */
 | |
| function check_url(App $a)
 | |
| {
 | |
| 	$url = Config::get('system', 'url');
 | |
| 
 | |
| 	// if the url isn't set or the stored url is radically different
 | |
| 	// than the currently visited url, store the current value accordingly.
 | |
| 	// "Radically different" ignores common variations such as http vs https
 | |
| 	// and www.example.com vs example.com.
 | |
| 	// We will only change the url to an ip address if there is no existing setting
 | |
| 
 | |
| 	if (empty($url) || (!link_compare($url, System::baseUrl())) && (!preg_match("/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/", $a->get_hostname))) {
 | |
| 		Config::set('system', 'url', System::baseUrl());
 | |
| 	}
 | |
| 
 | |
| 	return;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Automatic database updates
 | |
|  * @param object $a App
 | |
|  */
 | |
| function update_db()
 | |
| {
 | |
| 	$build = Config::get('system', 'build');
 | |
| 
 | |
| 	if (empty($build) || ($build > DB_UPDATE_VERSION)) {
 | |
| 		$build = DB_UPDATE_VERSION - 1;
 | |
| 		Config::set('system', 'build', $build);
 | |
| 	}
 | |
| 
 | |
| 	if ($build != DB_UPDATE_VERSION) {
 | |
| 		require_once 'update.php';
 | |
| 
 | |
| 		$stored = intval($build);
 | |
| 		$current = intval(DB_UPDATE_VERSION);
 | |
| 		if ($stored < $current) {
 | |
| 			Config::load('database');
 | |
| 
 | |
| 			// Compare the current structure with the defined structure
 | |
| 			$t = Config::get('database', 'dbupdate_' . DB_UPDATE_VERSION);
 | |
| 			if (!is_null($t)) {
 | |
| 				return;
 | |
| 			}
 | |
| 
 | |
| 			Config::set('database', 'dbupdate_' . DB_UPDATE_VERSION, time());
 | |
| 
 | |
| 			// run update routine
 | |
| 			// it update the structure in one call
 | |
| 			$retval = DBStructure::update(false, true);
 | |
| 			if ($retval) {
 | |
| 				DBStructure::updateFail(
 | |
| 					DB_UPDATE_VERSION,
 | |
| 					$retval
 | |
| 				);
 | |
| 				return;
 | |
| 			} else {
 | |
| 				Config::set('database', 'dbupdate_' . DB_UPDATE_VERSION, 'success');
 | |
| 			}
 | |
| 
 | |
| 			// run any left update_nnnn functions in update.php
 | |
| 			for ($x = $stored + 1; $x <= $current; $x++) {
 | |
| 				$r = run_update_function($x);
 | |
| 				if (!$r) {
 | |
| 					break;
 | |
| 				}
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	return;
 | |
| }
 | |
| 
 | |
| function run_update_function($x)
 | |
| {
 | |
| 	if (function_exists('update_' . $x)) {
 | |
| 		// There could be a lot of processes running or about to run.
 | |
| 		// We want exactly one process to run the update command.
 | |
| 		// So store the fact that we're taking responsibility
 | |
| 		// after first checking to see if somebody else already has.
 | |
| 		// If the update fails or times-out completely you may need to
 | |
| 		// delete the config entry to try again.
 | |
| 
 | |
| 		$t = Config::get('database', 'update_' . $x);
 | |
| 		if (!is_null($t)) {
 | |
| 			return false;
 | |
| 		}
 | |
| 		Config::set('database', 'update_' . $x, time());
 | |
| 
 | |
| 		// call the specific update
 | |
| 
 | |
| 		$func = 'update_' . $x;
 | |
| 		$retval = $func();
 | |
| 
 | |
| 		if ($retval) {
 | |
| 			//send the administrator an e-mail
 | |
| 			DBStructure::updateFail(
 | |
| 				$x,
 | |
| 				L10n::t('Update %s failed. See error logs.', $x)
 | |
| 			);
 | |
| 			return false;
 | |
| 		} else {
 | |
| 			Config::set('database', 'update_' . $x, 'success');
 | |
| 			Config::set('system', 'build', $x);
 | |
| 			return true;
 | |
| 		}
 | |
| 	} else {
 | |
| 		Config::set('database', 'update_' . $x, 'success');
 | |
| 		Config::set('system', 'build', $x);
 | |
| 		return true;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Synchronise addons:
 | |
|  *
 | |
|  * $a->config['system']['addon'] contains a comma-separated list of names
 | |
|  * of addons which are used on this system.
 | |
|  * Go through the database list of already installed addons, and if we have
 | |
|  * an entry, but it isn't in the config list, call the uninstall procedure
 | |
|  * and mark it uninstalled in the database (for now we'll remove it).
 | |
|  * Then go through the config list and if we have a addon that isn't installed,
 | |
|  * call the install procedure and add it to the database.
 | |
|  *
 | |
|  * @param object $a App
 | |
|  */
 | |
| function check_addons(App $a)
 | |
| {
 | |
| 	$r = q("SELECT * FROM `addon` WHERE `installed` = 1");
 | |
| 	if (DBM::is_result($r)) {
 | |
| 		$installed = $r;
 | |
| 	} else {
 | |
| 		$installed = [];
 | |
| 	}
 | |
| 
 | |
| 	$addons = Config::get('system', 'addon');
 | |
| 	$addons_arr = [];
 | |
| 
 | |
| 	if ($addons) {
 | |
| 		$addons_arr = explode(',', str_replace(' ', '', $addons));
 | |
| 	}
 | |
| 
 | |
| 	$a->addons = $addons_arr;
 | |
| 
 | |
| 	$installed_arr = [];
 | |
| 
 | |
| 	if (count($installed)) {
 | |
| 		foreach ($installed as $i) {
 | |
| 			if (!in_array($i['name'], $addons_arr)) {
 | |
| 				Addon::uninstall($i['name']);
 | |
| 			} else {
 | |
| 				$installed_arr[] = $i['name'];
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	if (count($addons_arr)) {
 | |
| 		foreach ($addons_arr as $p) {
 | |
| 			if (!in_array($p, $installed_arr)) {
 | |
| 				Addon::install($p);
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	Addon::loadHooks();
 | |
| 
 | |
| 	return;
 | |
| }
 | |
| 
 | |
| function get_guid($size = 16, $prefix = '')
 | |
| {
 | |
| 	if (is_bool($prefix) && !$prefix) {
 | |
| 		$prefix = '';
 | |
| 	} elseif ($prefix == '') {
 | |
| 		$a = get_app();
 | |
| 		$prefix = hash('crc32', $a->get_hostname());
 | |
| 	}
 | |
| 
 | |
| 	while (strlen($prefix) < ($size - 13)) {
 | |
| 		$prefix .= mt_rand();
 | |
| 	}
 | |
| 
 | |
| 	if ($size >= 24) {
 | |
| 		$prefix = substr($prefix, 0, $size - 22);
 | |
| 		return str_replace('.', '', uniqid($prefix, true));
 | |
| 	} else {
 | |
| 		$prefix = substr($prefix, 0, max($size - 13, 0));
 | |
| 		return uniqid($prefix);
 | |
| 	}
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Used to end the current process, after saving session state.
 | |
|  * @deprecated
 | |
|  */
 | |
| function killme()
 | |
| {
 | |
| 	exit();
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Redirect to another URL and terminate this process.
 | |
|  */
 | |
| function goaway($path)
 | |
| {
 | |
| 	if (strstr(normalise_link($path), 'http://')) {
 | |
| 		$url = $path;
 | |
| 	} else {
 | |
| 		$url = System::baseUrl() . '/' . ltrim($path, '/');
 | |
| 	}
 | |
| 
 | |
| 	header("Location: $url");
 | |
| 	killme();
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Returns the user id of locally logged in user or false.
 | |
|  *
 | |
|  * @return int|bool user id or false
 | |
|  */
 | |
| function local_user()
 | |
| {
 | |
| 	if (x($_SESSION, 'authenticated') && x($_SESSION, 'uid')) {
 | |
| 		return intval($_SESSION['uid']);
 | |
| 	}
 | |
| 	return false;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Returns the public contact id of logged in user or false.
 | |
|  *
 | |
|  * @return int|bool public contact id or false
 | |
|  */
 | |
| function public_contact()
 | |
| {
 | |
| 	static $public_contact_id = false;
 | |
| 
 | |
| 	if (!$public_contact_id && x($_SESSION, 'authenticated')) {
 | |
| 		if (x($_SESSION, 'my_address')) {
 | |
| 			// Local user
 | |
| 			$public_contact_id = intval(Contact::getIdForURL($_SESSION['my_address'], 0, true));
 | |
| 		} elseif (x($_SESSION, 'visitor_home')) {
 | |
| 			// Remote user
 | |
| 			$public_contact_id = intval(Contact::getIdForURL($_SESSION['visitor_home'], 0, true));
 | |
| 		}
 | |
| 	} elseif (!x($_SESSION, 'authenticated')) {
 | |
| 		$public_contact_id = false;
 | |
| 	}
 | |
| 
 | |
| 	return $public_contact_id;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Returns contact id of authenticated site visitor or false
 | |
|  *
 | |
|  * @return int|bool visitor_id or false
 | |
|  */
 | |
| function remote_user()
 | |
| {
 | |
| 	// You cannot be both local and remote
 | |
| 	if (local_user()) {
 | |
| 		return false;
 | |
| 	}
 | |
| 	if (x($_SESSION, 'authenticated') && x($_SESSION, 'visitor_id')) {
 | |
| 		return intval($_SESSION['visitor_id']);
 | |
| 	}
 | |
| 	return false;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Show an error message to user.
 | |
|  *
 | |
|  * This function save text in session, to be shown to the user at next page load
 | |
|  *
 | |
|  * @param string $s - Text of notice
 | |
|  */
 | |
| function notice($s)
 | |
| {
 | |
| 	$a = get_app();
 | |
| 	if (!x($_SESSION, 'sysmsg')) {
 | |
| 		$_SESSION['sysmsg'] = [];
 | |
| 	}
 | |
| 	if ($a->interactive) {
 | |
| 		$_SESSION['sysmsg'][] = $s;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Show an info message to user.
 | |
|  *
 | |
|  * This function save text in session, to be shown to the user at next page load
 | |
|  *
 | |
|  * @param string $s - Text of notice
 | |
|  */
 | |
| function info($s)
 | |
| {
 | |
| 	$a = get_app();
 | |
| 
 | |
| 	if (local_user() && PConfig::get(local_user(), 'system', 'ignore_info')) {
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	if (!x($_SESSION, 'sysmsg_info')) {
 | |
| 		$_SESSION['sysmsg_info'] = [];
 | |
| 	}
 | |
| 	if ($a->interactive) {
 | |
| 		$_SESSION['sysmsg_info'][] = $s;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Wrapper around config to limit the text length of an incoming message
 | |
|  *
 | |
|  * @return int
 | |
|  */
 | |
| function get_max_import_size()
 | |
| {
 | |
| 	$a = get_app();
 | |
| 	return (x($a->config, 'max_import_size') ? $a->config['max_import_size'] : 0);
 | |
| }
 | |
| 
 | |
| 
 | |
| function current_theme()
 | |
| {
 | |
| 	$app_base_themes = ['duepuntozero', 'dispy', 'quattro'];
 | |
| 
 | |
| 	$a = get_app();
 | |
| 
 | |
| 	$page_theme = null;
 | |
| 
 | |
| 	// Find the theme that belongs to the user whose stuff we are looking at
 | |
| 
 | |
| 	if ($a->profile_uid && ($a->profile_uid != local_user())) {
 | |
| 		$r = q(
 | |
| 			"select theme from user where uid = %d limit 1",
 | |
| 			intval($a->profile_uid)
 | |
| 		);
 | |
| 		if (DBM::is_result($r)) {
 | |
| 			$page_theme = $r[0]['theme'];
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	// Allow folks to over-rule user themes and always use their own on their own site.
 | |
| 	// This works only if the user is on the same server
 | |
| 
 | |
| 	if ($page_theme && local_user() && (local_user() != $a->profile_uid)) {
 | |
| 		if (PConfig::get(local_user(), 'system', 'always_my_theme')) {
 | |
| 			$page_theme = null;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| //		$mobile_detect = new Mobile_Detect();
 | |
| //		$is_mobile = $mobile_detect->isMobile() || $mobile_detect->isTablet();
 | |
| 	$is_mobile = $a->is_mobile || $a->is_tablet;
 | |
| 
 | |
| 	$standard_system_theme = Config::get('system', 'theme', '');
 | |
| 	$standard_theme_name = ((isset($_SESSION) && x($_SESSION, 'theme')) ? $_SESSION['theme'] : $standard_system_theme);
 | |
| 
 | |
| 	if ($is_mobile) {
 | |
| 		if (isset($_SESSION['show-mobile']) && !$_SESSION['show-mobile']) {
 | |
| 			$theme_name = $standard_theme_name;
 | |
| 		} else {
 | |
| 			$system_theme = Config::get('system', 'mobile-theme', '');
 | |
| 			if ($system_theme == '') {
 | |
| 				$system_theme = $standard_system_theme;
 | |
| 			}
 | |
| 			$theme_name = ((isset($_SESSION) && x($_SESSION, 'mobile-theme')) ? $_SESSION['mobile-theme'] : $system_theme);
 | |
| 
 | |
| 			if ($theme_name === '---') {
 | |
| 				// user has selected to have the mobile theme be the same as the normal one
 | |
| 				$theme_name = $standard_theme_name;
 | |
| 
 | |
| 				if ($page_theme) {
 | |
| 					$theme_name = $page_theme;
 | |
| 				}
 | |
| 			}
 | |
| 		}
 | |
| 	} else {
 | |
| 		$theme_name = $standard_theme_name;
 | |
| 
 | |
| 		if ($page_theme) {
 | |
| 			$theme_name = $page_theme;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	if ($theme_name
 | |
| 		&& (file_exists('view/theme/' . $theme_name . '/style.css')
 | |
| 		|| file_exists('view/theme/' . $theme_name . '/style.php'))
 | |
| 	) {
 | |
| 		return($theme_name);
 | |
| 	}
 | |
| 
 | |
| 	foreach ($app_base_themes as $t) {
 | |
| 		if (file_exists('view/theme/' . $t . '/style.css')
 | |
| 			|| file_exists('view/theme/' . $t . '/style.php')
 | |
| 		) {
 | |
| 			return($t);
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	$fallback = array_merge(glob('view/theme/*/style.css'), glob('view/theme/*/style.php'));
 | |
| 	if (count($fallback)) {
 | |
| 		return (str_replace('view/theme/', '', substr($fallback[0], 0, -10)));
 | |
| 	}
 | |
| 
 | |
| 	/// @TODO No final return statement?
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Return full URL to theme which is currently in effect.
 | |
|  *
 | |
|  * Provide a sane default if nothing is chosen or the specified theme does not exist.
 | |
|  *
 | |
|  * @return string
 | |
|  */
 | |
| function current_theme_url()
 | |
| {
 | |
| 	$a = get_app();
 | |
| 
 | |
| 	$t = current_theme();
 | |
| 
 | |
| 	$opts = (($a->profile_uid) ? '?f=&puid=' . $a->profile_uid : '');
 | |
| 	if (file_exists('view/theme/' . $t . '/style.php')) {
 | |
| 		return('view/theme/' . $t . '/style.pcss' . $opts);
 | |
| 	}
 | |
| 
 | |
| 	return('view/theme/' . $t . '/style.css');
 | |
| }
 | |
| 
 | |
| function feed_birthday($uid, $tz)
 | |
| {
 | |
| 	/**
 | |
| 	 * Determine the next birthday, but only if the birthday is published
 | |
| 	 * in the default profile. We _could_ also look for a private profile that the
 | |
| 	 * recipient can see, but somebody could get mad at us if they start getting
 | |
| 	 * public birthday greetings when they haven't made this info public.
 | |
| 	 *
 | |
| 	 * Assuming we are able to publish this info, we are then going to convert
 | |
| 	 * the start time from the owner's timezone to UTC.
 | |
| 	 *
 | |
| 	 * This will potentially solve the problem found with some social networks
 | |
| 	 * where birthdays are converted to the viewer's timezone and salutations from
 | |
| 	 * elsewhere in the world show up on the wrong day. We will convert it to the
 | |
| 	 * viewer's timezone also, but first we are going to convert it from the birthday
 | |
| 	 * person's timezone to GMT - so the viewer may find the birthday starting at
 | |
| 	 * 6:00PM the day before, but that will correspond to midnight to the birthday person.
 | |
| 	 */
 | |
| 	$birthday = '';
 | |
| 
 | |
| 	if (!strlen($tz)) {
 | |
| 		$tz = 'UTC';
 | |
| 	}
 | |
| 
 | |
| 	$p = q(
 | |
| 		"SELECT `dob` FROM `profile` WHERE `is-default` = 1 AND `uid` = %d LIMIT 1",
 | |
| 		intval($uid)
 | |
| 	);
 | |
| 
 | |
| 	if (DBM::is_result($p)) {
 | |
| 		$tmp_dob = substr($p[0]['dob'], 5);
 | |
| 		if (intval($tmp_dob)) {
 | |
| 			$y = DateTimeFormat::timezoneNow($tz, 'Y');
 | |
| 			$bd = $y . '-' . $tmp_dob . ' 00:00';
 | |
| 			$t_dob = strtotime($bd);
 | |
| 			$now = strtotime(DateTimeFormat::timezoneNow($tz));
 | |
| 			if ($t_dob < $now) {
 | |
| 				$bd = $y + 1 . '-' . $tmp_dob . ' 00:00';
 | |
| 			}
 | |
| 			$birthday = DateTimeFormat::convert($bd, 'UTC', $tz, DateTimeFormat::ATOM);
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	return $birthday;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Check if current user has admin role.
 | |
|  *
 | |
|  * @return bool true if user is an admin
 | |
|  */
 | |
| function is_site_admin()
 | |
| {
 | |
| 	$a = get_app();
 | |
| 
 | |
| 	$adminlist = explode(",", str_replace(" ", "", $a->config['admin_email']));
 | |
| 
 | |
| 	//if(local_user() && x($a->user,'email') && x($a->config,'admin_email') && ($a->user['email'] === $a->config['admin_email']))
 | |
| 	if (local_user() && x($a->user, 'email') && x($a->config, 'admin_email') && in_array($a->user['email'], $adminlist)) {
 | |
| 		return true;
 | |
| 	}
 | |
| 	return false;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Returns querystring as string from a mapped array.
 | |
|  *
 | |
|  * @param array  $params mapped array with query parameters
 | |
|  * @param string $name   of parameter, default null
 | |
|  *
 | |
|  * @return string
 | |
|  */
 | |
| function build_querystring($params, $name = null)
 | |
| {
 | |
| 	$ret = "";
 | |
| 	foreach ($params as $key => $val) {
 | |
| 		if (is_array($val)) {
 | |
| 			/// @TODO maybe not compare against null, use is_null()
 | |
| 			if ($name == null) {
 | |
| 				$ret .= build_querystring($val, $key);
 | |
| 			} else {
 | |
| 				$ret .= build_querystring($val, $name . "[$key]");
 | |
| 			}
 | |
| 		} else {
 | |
| 			$val = urlencode($val);
 | |
| 			/// @TODO maybe not compare against null, use is_null()
 | |
| 			if ($name != null) {
 | |
| 				/// @TODO two string concated, can be merged to one
 | |
| 				$ret .= $name . "[$key]" . "=$val&";
 | |
| 			} else {
 | |
| 				$ret .= "$key=$val&";
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 	return $ret;
 | |
| }
 | |
| 
 | |
| function explode_querystring($query)
 | |
| {
 | |
| 	$arg_st = strpos($query, '?');
 | |
| 	if ($arg_st !== false) {
 | |
| 		$base = substr($query, 0, $arg_st);
 | |
| 		$arg_st += 1;
 | |
| 	} else {
 | |
| 		$base = '';
 | |
| 		$arg_st = 0;
 | |
| 	}
 | |
| 
 | |
| 	$args = explode('&', substr($query, $arg_st));
 | |
| 	foreach ($args as $k => $arg) {
 | |
| 		/// @TODO really compare type-safe here?
 | |
| 		if ($arg === '') {
 | |
| 			unset($args[$k]);
 | |
| 		}
 | |
| 	}
 | |
| 	$args = array_values($args);
 | |
| 
 | |
| 	if (!$base) {
 | |
| 		$base = $args[0];
 | |
| 		unset($args[0]);
 | |
| 		$args = array_values($args);
 | |
| 	}
 | |
| 
 | |
| 	return [
 | |
| 		'base' => $base,
 | |
| 		'args' => $args,
 | |
| 	];
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * Returns the complete URL of the current page, e.g.: http(s)://something.com/network
 | |
|  *
 | |
|  * Taken from http://webcheatsheet.com/php/get_current_page_url.php
 | |
|  */
 | |
| function curPageURL()
 | |
| {
 | |
| 	$pageURL = 'http';
 | |
| 	if ($_SERVER["HTTPS"] == "on") {
 | |
| 		$pageURL .= "s";
 | |
| 	}
 | |
| 
 | |
| 	$pageURL .= "://";
 | |
| 
 | |
| 	if ($_SERVER["SERVER_PORT"] != "80" && $_SERVER["SERVER_PORT"] != "443") {
 | |
| 		$pageURL .= $_SERVER["SERVER_NAME"] . ":" . $_SERVER["SERVER_PORT"] . $_SERVER["REQUEST_URI"];
 | |
| 	} else {
 | |
| 		$pageURL .= $_SERVER["SERVER_NAME"] . $_SERVER["REQUEST_URI"];
 | |
| 	}
 | |
| 	return $pageURL;
 | |
| }
 | |
| 
 | |
| function random_digits($digits)
 | |
| {
 | |
| 	$rn = '';
 | |
| 	for ($i = 0; $i < $digits; $i++) {
 | |
| 		/// @TODO rand() is different to mt_rand() and maybe lesser "random"
 | |
| 		$rn .= rand(0, 9);
 | |
| 	}
 | |
| 	return $rn;
 | |
| }
 | |
| 
 | |
| function get_server()
 | |
| {
 | |
| 	$server = Config::get("system", "directory");
 | |
| 
 | |
| 	if ($server == "") {
 | |
| 		$server = "http://dir.friendica.social";
 | |
| 	}
 | |
| 
 | |
| 	return($server);
 | |
| }
 | |
| 
 | |
| function get_temppath()
 | |
| {
 | |
| 	$a = get_app();
 | |
| 
 | |
| 	$temppath = Config::get("system", "temppath");
 | |
| 
 | |
| 	if (($temppath != "") && App::directory_usable($temppath)) {
 | |
| 		// We have a temp path and it is usable
 | |
| 		return App::realpath($temppath);
 | |
| 	}
 | |
| 
 | |
| 	// We don't have a working preconfigured temp path, so we take the system path.
 | |
| 	$temppath = sys_get_temp_dir();
 | |
| 
 | |
| 	// Check if it is usable
 | |
| 	if (($temppath != "") && App::directory_usable($temppath)) {
 | |
| 		// Always store the real path, not the path through symlinks
 | |
| 		$temppath = App::realpath($temppath);
 | |
| 
 | |
| 		// To avoid any interferences with other systems we create our own directory
 | |
| 		$new_temppath = $temppath . "/" . $a->get_hostname();
 | |
| 		if (!is_dir($new_temppath)) {
 | |
| 			/// @TODO There is a mkdir()+chmod() upwards, maybe generalize this (+ configurable) into a function/method?
 | |
| 			mkdir($new_temppath);
 | |
| 		}
 | |
| 
 | |
| 		if (App::directory_usable($new_temppath)) {
 | |
| 			// The new path is usable, we are happy
 | |
| 			Config::set("system", "temppath", $new_temppath);
 | |
| 			return $new_temppath;
 | |
| 		} else {
 | |
| 			// We can't create a subdirectory, strange.
 | |
| 			// But the directory seems to work, so we use it but don't store it.
 | |
| 			return $temppath;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	// Reaching this point means that the operating system is configured badly.
 | |
| 	return '';
 | |
| }
 | |
| 
 | |
| function get_cachefile($file, $writemode = true)
 | |
| {
 | |
| 	$cache = get_itemcachepath();
 | |
| 
 | |
| 	if ((!$cache) || (!is_dir($cache))) {
 | |
| 		return("");
 | |
| 	}
 | |
| 
 | |
| 	$subfolder = $cache . "/" . substr($file, 0, 2);
 | |
| 
 | |
| 	$cachepath = $subfolder . "/" . $file;
 | |
| 
 | |
| 	if ($writemode) {
 | |
| 		if (!is_dir($subfolder)) {
 | |
| 			mkdir($subfolder);
 | |
| 			chmod($subfolder, 0777);
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	/// @TODO no need to put braces here
 | |
| 	return $cachepath;
 | |
| }
 | |
| 
 | |
| function clear_cache($basepath = "", $path = "")
 | |
| {
 | |
| 	if ($path == "") {
 | |
| 		$basepath = get_itemcachepath();
 | |
| 		$path = $basepath;
 | |
| 	}
 | |
| 
 | |
| 	if (($path == "") || (!is_dir($path))) {
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	if (substr(realpath($path), 0, strlen($basepath)) != $basepath) {
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	$cachetime = (int) Config::get('system', 'itemcache_duration');
 | |
| 	if ($cachetime == 0) {
 | |
| 		$cachetime = 86400;
 | |
| 	}
 | |
| 
 | |
| 	if (is_writable($path)) {
 | |
| 		if ($dh = opendir($path)) {
 | |
| 			while (($file = readdir($dh)) !== false) {
 | |
| 				$fullpath = $path . "/" . $file;
 | |
| 				if ((filetype($fullpath) == "dir") && ($file != ".") && ($file != "..")) {
 | |
| 					clear_cache($basepath, $fullpath);
 | |
| 				}
 | |
| 				if ((filetype($fullpath) == "file") && (filectime($fullpath) < (time() - $cachetime))) {
 | |
| 					unlink($fullpath);
 | |
| 				}
 | |
| 			}
 | |
| 			closedir($dh);
 | |
| 		}
 | |
| 	}
 | |
| }
 | |
| 
 | |
| function get_itemcachepath()
 | |
| {
 | |
| 	// Checking, if the cache is deactivated
 | |
| 	$cachetime = (int) Config::get('system', 'itemcache_duration');
 | |
| 	if ($cachetime < 0) {
 | |
| 		return "";
 | |
| 	}
 | |
| 
 | |
| 	$itemcache = Config::get('system', 'itemcache');
 | |
| 	if (($itemcache != "") && App::directory_usable($itemcache)) {
 | |
| 		return App::realpath($itemcache);
 | |
| 	}
 | |
| 
 | |
| 	$temppath = get_temppath();
 | |
| 
 | |
| 	if ($temppath != "") {
 | |
| 		$itemcache = $temppath . "/itemcache";
 | |
| 		if (!file_exists($itemcache) && !is_dir($itemcache)) {
 | |
| 			mkdir($itemcache);
 | |
| 		}
 | |
| 
 | |
| 		if (App::directory_usable($itemcache)) {
 | |
| 			Config::set("system", "itemcache", $itemcache);
 | |
| 			return $itemcache;
 | |
| 		}
 | |
| 	}
 | |
| 	return "";
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Returns the path where spool files are stored
 | |
|  *
 | |
|  * @return string Spool path
 | |
|  */
 | |
| function get_spoolpath()
 | |
| {
 | |
| 	$spoolpath = Config::get('system', 'spoolpath');
 | |
| 	if (($spoolpath != "") && App::directory_usable($spoolpath)) {
 | |
| 		// We have a spool path and it is usable
 | |
| 		return $spoolpath;
 | |
| 	}
 | |
| 
 | |
| 	// We don't have a working preconfigured spool path, so we take the temp path.
 | |
| 	$temppath = get_temppath();
 | |
| 
 | |
| 	if ($temppath != "") {
 | |
| 		// To avoid any interferences with other systems we create our own directory
 | |
| 		$spoolpath = $temppath . "/spool";
 | |
| 		if (!is_dir($spoolpath)) {
 | |
| 			mkdir($spoolpath);
 | |
| 		}
 | |
| 
 | |
| 		if (App::directory_usable($spoolpath)) {
 | |
| 			// The new path is usable, we are happy
 | |
| 			Config::set("system", "spoolpath", $spoolpath);
 | |
| 			return $spoolpath;
 | |
| 		} else {
 | |
| 			// We can't create a subdirectory, strange.
 | |
| 			// But the directory seems to work, so we use it but don't store it.
 | |
| 			return $temppath;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	// Reaching this point means that the operating system is configured badly.
 | |
| 	return "";
 | |
| }
 | |
| 
 | |
| 
 | |
| if (!function_exists('exif_imagetype')) {
 | |
| 	function exif_imagetype($file)
 | |
| 	{
 | |
| 		$size = getimagesize($file);
 | |
| 		return $size[2];
 | |
| 	}
 | |
| }
 | |
| 
 | |
| function validate_include(&$file)
 | |
| {
 | |
| 	$orig_file = $file;
 | |
| 
 | |
| 	$file = realpath($file);
 | |
| 
 | |
| 	if (strpos($file, getcwd()) !== 0) {
 | |
| 		return false;
 | |
| 	}
 | |
| 
 | |
| 	$file = str_replace(getcwd() . "/", "", $file, $count);
 | |
| 	if ($count != 1) {
 | |
| 		return false;
 | |
| 	}
 | |
| 
 | |
| 	if ($orig_file !== $file) {
 | |
| 		return false;
 | |
| 	}
 | |
| 
 | |
| 	$valid = false;
 | |
| 	if (strpos($file, "include/") === 0) {
 | |
| 		$valid = true;
 | |
| 	}
 | |
| 
 | |
| 	if (strpos($file, "addon/") === 0) {
 | |
| 		$valid = true;
 | |
| 	}
 | |
| 
 | |
| 	// Simply return flag
 | |
| 	return ($valid);
 | |
| }
 | |
| 
 | |
| function current_load()
 | |
| {
 | |
| 	if (!function_exists('sys_getloadavg')) {
 | |
| 		return false;
 | |
| 	}
 | |
| 
 | |
| 	$load_arr = sys_getloadavg();
 | |
| 
 | |
| 	if (!is_array($load_arr)) {
 | |
| 		return false;
 | |
| 	}
 | |
| 
 | |
| 	return max($load_arr[0], $load_arr[1]);
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief get c-style args
 | |
|  *
 | |
|  * @return int
 | |
|  */
 | |
| function argc()
 | |
| {
 | |
| 	return get_app()->argc;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Returns the value of a argv key
 | |
|  *
 | |
|  * @param int $x argv key
 | |
|  * @return string Value of the argv key
 | |
|  */
 | |
| function argv($x)
 | |
| {
 | |
| 	if (array_key_exists($x, get_app()->argv)) {
 | |
| 		return get_app()->argv[$x];
 | |
| 	}
 | |
| 
 | |
| 	return '';
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * @brief Get the data which is needed for infinite scroll
 | |
|  *
 | |
|  * For invinite scroll we need the page number of the actual page
 | |
|  * and the the URI where the content of the next page comes from.
 | |
|  * This data is needed for the js part in main.js.
 | |
|  * Note: infinite scroll does only work for the network page (module)
 | |
|  *
 | |
|  * @param string $module The name of the module (e.g. "network")
 | |
|  * @return array Of infinite scroll data
 | |
|  * 	'pageno' => $pageno The number of the actual page
 | |
|  * 	'reload_uri' => $reload_uri The URI of the content we have to load
 | |
|  */
 | |
| function infinite_scroll_data($module)
 | |
| {
 | |
| 	if (PConfig::get(local_user(), 'system', 'infinite_scroll')
 | |
| 		&& $module == 'network'
 | |
| 		&& defaults($_GET, 'mode', '') != 'minimal'
 | |
| 	) {
 | |
| 		// get the page number
 | |
| 		$pageno = defaults($_GET, 'page', 1);
 | |
| 
 | |
| 		$reload_uri = "";
 | |
| 
 | |
| 		// try to get the uri from which we load the content
 | |
| 		foreach ($_GET as $param => $value) {
 | |
| 			if (($param != "page") && ($param != "q")) {
 | |
| 				$reload_uri .= "&" . $param . "=" . urlencode($value);
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		$a = get_app();
 | |
| 		if ($a->page_offset != "" && !strstr($reload_uri, "&offset=")) {
 | |
| 			$reload_uri .= "&offset=" . urlencode($a->page_offset);
 | |
| 		}
 | |
| 
 | |
| 		$arr = ["pageno" => $pageno, "reload_uri" => $reload_uri];
 | |
| 
 | |
| 		return $arr;
 | |
| 	}
 | |
| }
 |