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Path: /data/48/4/58/64/4710553/user/5582526/htdocs/wp-content/plugins/feed-them-social/ [ Home ]
File: feed-them.php
<?php
/**
 * Feed Them Social Class (Main Class)
 *
 * This class is what initiates the Feed Them Social class
 *
 * Plugin Name: Feed Them Social (Facebook, Instagram, Twitter, etc)
 * Plugin URI: https://feedthemsocial.com/
 * Description: Customize feeds for Facebook Pages, Album Photos, Videos & Covers, Instagram, Twitter, Pinterest & YouTube on pages, posts or widgets.
 * Version: 2.6.7
 * Author: SlickRemix
 * Author URI: https://www.slickremix.com/
 * Text Domain: feed-them-social
 * Domain Path: /languages
 * Requires at least: WordPress 4.0.0
 * Tested up to: WordPress 5.1
 * Stable tag: 2.6.7
 * License: GPLv2 or later
 * License URI: https://www.gnu.org/licenses/gpl-3.0.html
 *
 * @version    2.6.7
 * @package    FeedThemSocial/Core
 * @copyright  Copyright (c) 2012-2019 SlickRemix
 *
 * Need Support: https://wordpress.org/support/plugin/feed-them-social
 * Paid Extension Support: https://www.slickremix.com/my-account/#tab-support
 */

/**
 * Feed Them Social Current Version
 *
 * Makes sure any js or css changes are reloaded properly. Added to enqued css and js files throughout!
 */
define( 'FTS_CURRENT_VERSION', '2.6.7' );

define( 'FEED_THEM_SOCIAL_NOTICE_STATUS', get_option( 'rating_fts_slick_notice', false ) );



/**
 * Class Feed_Them_Social
 */
final class Feed_Them_Social {

	/**
	 * Main Instance of Feed Them Social
	 *
	 * @var $instance
	 */
	private static $instance;

	/**
	 * Create Instance of Feed Them Social
	 *
	 * @since 1.0.0
	 */
	public static function instance() {
		if ( ! isset( self::$instance ) && ! ( self::$instance instanceof Feed_Them_Social ) ) {
			self::$instance = new Feed_Them_Social();

			if ( ! function_exists( 'is_plugin_active' ) ) {
				require_once ABSPATH . '/wp-admin/includes/plugin.php';
			}

			// Third check the php version is not less than 5.2.9
			// Make sure php version is greater than 5.3!
			if ( function_exists( 'phpversion' ) ) {
				$phpversion = phpversion();
			}
			$phpcheck = '5.2.9';
			if ( $phpversion > $phpcheck ) {
				// Add actions!
				add_action( 'init', array( self::$instance, 'fts_action_init' ) );
			} else {
				// if the php version is not at least 5.3 do action!
				deactivate_plugins( 'feed-them-social/feed-them-social.php' );
				if ( $phpversion < $phpcheck ) {
					add_action( 'admin_notices', array( self::$instance, 'fts_required_php_check1' ) );

				}
			}

			register_activation_hook( __FILE__, array( self::$instance, 'fts_activate' ) );

			add_action( 'admin_init', array( self::$instance, 'feed_them_social_load_plugin' ) );
			add_action( 'admin_notices', array( self::$instance, 'fts_install_notice' ) );
			add_action( 'admin_notices', array( self::$instance, 'fts_update_notice' ) );
			add_action( 'upgrader_process_complete', array( self::$instance, 'fts_upgrade_completed' ), 10, 2 );

			// Include our own Settings link to plugin activation and update page.
			add_filter( 'plugin_action_links_' . plugin_basename( __FILE__ ), array( self::$instance, 'fts_free_plugin_actions' ), 10, 4 );

			// Include Leave feedback, Get support and Plugin info links to plugin activation and update page.
			add_filter( 'plugin_row_meta', array( self::$instance, 'fts_leave_feedback_link' ), 10, 2 );

			add_action( 'admin_init', array( self::$instance, 'fts_check_nag_get' ) );
			add_action( 'admin_init', array( self::$instance, 'fts_maybe_set_transient' ) );

			// only display the notice if the time offset has passed and the user hasn't already dismissed it!
			if ( 'fts-review-waiting' !== get_transient( 'rating_fts_slick_notice_waiting' ) && 'dismissed' !== FEED_THEM_SOCIAL_NOTICE_STATUS ) {
				add_action( 'admin_notices', array( self::$instance, 'fts_rating_notice_html' ) );
			}

			// Setup Constants for FTS!
			self::$instance->setup_constants();
			// Include the files!
			self::$instance->includes();
            // Error Handler!
            self::$instance->error_handler = new feedthemsocial\fts_error_handler();

            // Truncate HTML Class
            self::$instance->truncate_html = new FeedThemSocialTruncateHTML();

			// FTS Custom Post Type
			// self::$instance->fts_custom_post_type = new feedthemsocial\FTS_Custom_Post_Type();
			// Core (and load init)!
			self::$instance->core_functions = new feedthemsocial\feed_them_social_functions();

			// Free Plugin License page!
			self::$instance->updater = new feedthemsocial\updater_init();

			// Facebook!
			self::$instance->facebook_feed = new feedthemsocial\FTS_Facebook_Feed();

			// Twitter!
			self::$instance->twitter_feed = new feedthemsocial\FTS_Twitter_Feed();

			// Instagram!
			self::$instance->instagram_feed = new feedthemsocial\FTS_Instagram_Feed();

			// Pinterest!
			self::$instance->pinterest_feed = new feedthemsocial\FTS_Pinterest_Feed();

			// Youtube!
			self::$instance->youtube_feed = new feedthemsocial\FTS_Youtube_Feed_Free();
		}

		return self::$instance;
	}

	/**
	 * This function runs when WordPress completes its upgrade process
	 *
	 * It iterates through each plugin updated to see if ours is included
	 *
	 * @param string $upgrader_object What we upgrading.
	 * @param array  $options options for upgrade.
	 * @since 1.0.0
	 */
	public function fts_upgrade_completed( $upgrader_object, $options ) {
		// The path to our plugin's main file!
		$our_plugin = plugin_basename( __FILE__ );
		// If an update has taken place and the updated type is plugins and the plugins element exists!
		if ( 'update' === $options['action'] && 'plugin' === $options['type'] && isset( $options['plugins'] ) ) {
			// Iterate through the plugins being updated and check if ours is there!
			foreach ( $options['plugins'] as $plugin ) {
				if ( $plugin === $our_plugin ) {
					// Set a transient to record that our plugin has just been updated!
					set_transient( 'fts_updated', 1 );
				}
			}
		}
	}

	/**
	 * Show a notice to anyone who has just updated this plugin
	 * This notice shouldn't display to anyone who has just installed the plugin for the first time
	 *
	 * @since 1.0.0
	 */
	public function fts_update_notice() {
		// Check the transient to see if we've just updated the plugin!
		if ( get_transient( 'fts_updated' ) ) {
			echo '<div class="notice notice-success updated is-dismissible"><p>' . esc_html( 'Thanks for updating Feed Them Social. We have deleted the cache in our plugin so you can view any changes we have made.', 'feed-them-social' ) . '</p></div>';
			delete_transient( 'fts_updated' );
		}
	}

	/**
	 * Show a notice to anyone who has just installed the plugin for the first time
	 * This notice shouldn't display to anyone who has just updated this plugin
	 *
	 * @since 1.0.0
	 */
	public function fts_install_notice() {
		// Check the transient to see if we've just activated the plugin!
		if ( get_transient( 'fts_activated' ) ) {
			echo '<div class="notice notice-success updated is-dismissible"><p>';
			echo sprintf(
				esc_html( 'Thanks for installing Feed Them Social. To get started please view our %1$sSettings%2$s page.', 'feed-them-social' ),
				'<a href="' . esc_url( 'admin.php?page=feed-them-settings-page' ) . '">',
				'</a>'
			);
			echo '</p></div>';
			// Delete the transient so we don't keep displaying the activation message!
			delete_transient( 'fts_activated' );
		}

	}

	/**
	 * Run this on activation
	 * Set a transient so that we know we've just activated the plugin
	 *
	 * @since 1.0.0
	 */
	public function fts_activate() {
		set_transient( 'fts_activated', 1 );

		// we add an db option to check then delete the db option after activation and the cache has emptied.
		// the delete_option is on the feed-them-functions.php file at the bottom of the function ftg_clear_cache_script!
		add_option( 'Feed_Them_Social_Activated_Plugin', 'feed-them-social' );
	}

	/**
	 * Setup Constants
	 *
	 * Setup plugin constants for plugin
	 *
	 * @since 1.0.0
	 */
	private function setup_constants() {
		// Makes sure the plugin is defined before trying to use it!
		if ( ! function_exists( 'is_plugin_active' ) ) {
			require_once ABSPATH . '/wp-admin/includes/plugin.php';
		}

		$plugin_data    = get_plugin_data( __FILE__ );
		$plugin_version = $plugin_data['Version'];

		// Free Version Plugin version!
		if ( ! defined( 'FEED_THEM_SOCIAL_VERSION' ) ) {
			define( 'FEED_THEM_SOCIAL_VERSION', $plugin_version );
		}

		// Plugin Folder Path!
		if ( ! defined( 'FEED_THEM_SOCIAL_PLUGIN_PATH' ) ) {
			define( 'FEED_THEM_SOCIAL_PLUGIN_PATH', plugins_url() );
		}
		// Plugin Directoy Path!
		if ( ! defined( 'FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR' ) ) {
			define( 'FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR', plugin_dir_path( __FILE__ ) );
		}

		if ( is_plugin_active( 'feed-them-premium/feed-them-premium.php' ) ) {
			// Plugin Directoy Path!
			if ( ! defined( 'FEED_THEM_SOCIAL_PREMIUM_PLUGIN_FOLDER_DIR' ) ) {
				define( 'FEED_THEM_SOCIAL_PREMIUM_PLUGIN_FOLDER_DIR', WP_PLUGIN_DIR . '/feed-them-premium/feed-them-premium.php' );
			}
		}
		// Define constants!
		if ( ! defined( 'MY_TEXTDOMAIN' ) ) {
			define( 'MY_TEXTDOMAIN', 'feed-them-social' );
		}
	}

	/**
	 * Includes Files
	 *
	 * Include files needed for Feed Them Social
	 *
	 * @since 1.0.0
	 */
	private function includes() {

		include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'includes/error-handler.php';

		// Core classes!
		include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'includes/feed-them-functions.php';
		$load_fts = new feedthemsocial\feed_them_social_functions();
		$load_fts->init();

		// Admin Pages!
		include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'admin/class-fts-system-info-page.php';
		include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'admin/class-fts-settings-page-options.php';
		include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'admin/class-fts-settings-page.php';

		// Feed Option Pages!
		include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'admin/class-fts-facebook-options-page.php';
		include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'admin/class-fts-twitter-options-page.php';
		include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'admin/class-fts-instagram-options-page.php';
		include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'admin/class-fts-pinterest-options-page.php';
		include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'admin/class-fts-youtube-options-page.php';

		// Updater Classes!
		include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'updater/updater-license-page.php';
		include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'updater/updater-check-class.php';
		include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'updater/updater-check-init.php';

		// Feed Classes!
		include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'feeds/facebook/class-fts-facebook-feed.php';
		include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'feeds/facebook/class-fts-facebook-feed-post-types.php';
		$load_fb_fts = 'feedthemsocial\FTS_Facebook_Feed';
		new $load_fb_fts();
		include_once FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'feeds/twitter/class-fts-twitter-feed.php';
		$load_tw_fts = 'feedthemsocial\FTS_Twitter_Feed';
		new $load_tw_fts();
		include_once FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'feeds/instagram/class-fts-instagram-feed.php';
		include_once FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'feeds/pinterest/class-fts-pinterest-feed.php';

		include_once FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'feeds/youtube/class-youtube-feed-free.php';


        include FEED_THEM_SOCIAL_PLUGIN_FOLDER_DIR . 'includes/trim-words.php';
	}

	/**
	 * FTS Action Init
	 *
	 * Loads language files
	 *
	 * @since 1.0.0
	 */
	public function fts_action_init() {
		// Localization!
		load_plugin_textdomain( 'feed-them-social', false, basename( dirname( __FILE__ ) ) . '/languages' );
	}

	/**
	 * FTS Required php Check
	 *
	 * Are they running proper PHP version
	 *
	 * @since 1.0.0
	 */
	public function fts_required_php_check1() {
			echo '<div class="error"><p>';
			echo sprintf(
				esc_html( '%1$s Feed Them Social Warning:%2$s Your php version is %1$s%3$s%2$s. You need to be running at least %1$s5.3%2$s or greater to use this plugin. Please upgrade the php by contacting your host provider. Some host providers will allow you to change this yourself in the hosting control panel too. %4$s If you are hosting with BlueHost or Godaddy and the php version above is saying you are running %1$s5.2.17%2$s but you are really running something higher please %5$sclick here for the fix%6$s. If you cannot get it to work using the method described in the link please contact your host provider and explain the problem so they can fix it.', 'feed-them-social' ),
				'<strong>',
				'</strong>',
				phpversion(),
				'<br/><br/>',
				'<a href="' . esc_url( 'https://wordpress.org/support/topic/php-version-difference-after-changing-it-at-bluehost-php-config?replies=4' ) . '" target="_blank">',
				'</a>'
			);
			echo '</p></div>';
	}

	/**
	 * FTS Plugin Actions
	 *
	 * Loads links in the Plugins page in WordPress Dashboard
	 *
	 * @param array  $actions  actions.
	 * @param string $plugin_file path to file.
	 * @param string $plugin_data plugin info.
	 * @param string $context the context.
	 * @return mixed
	 * @since 1.0.0
	 */
	public function fts_free_plugin_actions( $actions, $plugin_file, $plugin_data, $context ) {
		array_unshift(
			$actions,
			'<a href="admin.php?page=feed-them-settings-page">' . esc_html( 'Settings', 'feed-them-social' ) . '</a> | <a href="' . esc_url( 'https://www.slickremix.com/support/', 'feed-them-social' ) . '">' . esc_html( 'Support' ) . '</a>'
		);
		return $actions;
	}

	/**
	 * FTS Leave Feedback Link
	 *
	 * Link to add feedback for plugin
	 *
	 * @param array  $links links to check.
	 * @param string $file path to plugin main file.
	 * @return mixed
	 * @since 1.0.0
	 */
	public function fts_leave_feedback_link( $links, $file ) {
		if ( plugin_basename( __FILE__ ) === $file ) {
			$links['feedback'] = '<a href="' . esc_url( 'https://wordpress.org/support/view/plugin-reviews/feed-them-social', 'feed-them-social' ) . '" target="_blank">' . esc_html( 'Rate Plugin', 'feed-them-social' ) . '</a>';
		}
		return $links;
	}

	/**
	 * FTS Load Plugin
	 *
	 * Load plugin options on activation check
	 *
	 * @since 1.0.0
	 */
	public function feed_them_social_load_plugin() {

		if ( is_admin() && 'feed-them-social' === get_option( 'Feed_Them_Social_Activated_Plugin' ) ) {

			// The Options list!
			$activation_options = array(
				'fts-date-and-time-format'       => 'one-day-ago',
				'fts_clear_cache_developer_mode' => '86400',
			);

			foreach ( $activation_options as $option_key => $option_value ) {
				// We don't use update_option because we only want this to run for options that have not already been set by the user!
				add_option( $option_key, $option_value );
			}
		}
	}

	/**
	 * FTS Review Check
	 *
	 * Checks $_GET to see if the nag variable is set and what it's value is
	 *
	 * @since 2.4.5
	 */
	public function fts_check_nag_get() {
		$fts_nag_nonce = wp_create_nonce( 'fts-nag-nonce' );

		global $current_user;
		$user_id = $current_user->ID;
		// Used for testing: delete_user_meta( $user_id, 'fts_slick_ignore_rating_notice' );
		if ( wp_verify_nonce( $fts_nag_nonce, 'fts-nag-nonce' ) ) {

			$transient = 'rating_fts_slick_notice_waiting';
			$option    = 'rating_fts_slick_notice';
			$nag       = 'rating_fts_slick_ignore_notice_nag';

			// Used for testing: echo isset( $_GET[ $nag ] ) ? $_GET[ $nag ] : 'no set nag';.
			if ( isset( $_GET[ $nag ] ) && '1' === $_GET[ $nag ] && ! get_user_meta( $user_id, 'fts_slick_ignore_rating_notice' ) ) {

				update_option( $option, 'dismissed' );
				update_user_meta( $user_id, 'fts_slick_ignore_rating_notice', '1' );
			} elseif ( isset( $_GET[ $nag ] ) && 'later' === $_GET[ $nag ] ) {
				$time = 2 * WEEK_IN_SECONDS;
				// Used for testin: echo $time;.
				set_transient( $transient, 'fts-review-waiting', $time );
				update_option( $option, 'pending' );
			}
			// Used for testin: echo 'no hit';.
			return;
		}
	}

	/**
	 * FTS Set Review Transient
	 *
	 * Set a transient if the notice has not been dismissed or has not been set yet.
	 *
	 * @since 2.4.5
	 */
	public function fts_maybe_set_transient() {

		$fts_set_transient_nonce = wp_create_nonce( 'fts-set-transient-nonce' );

		if ( wp_verify_nonce( $fts_set_transient_nonce, 'fts-set-transient-nonce' ) ) {
			// Variables to define specific terms!
			$transient = 'rating_fts_slick_notice_waiting';
			$option    = 'rating_fts_slick_notice';

			$fts_rating_notice_waiting = get_transient( $transient );
			$notice_status             = get_option( $option, false );

			global $current_user;
			$user_id = $current_user->ID;

			if ( ! $fts_rating_notice_waiting && ! ( 'dismissed' === $notice_status || 'pending' === $notice_status ) && ! get_user_meta( $user_id, 'fts_slick_ignore_rating_notice' ) ) {
				$time = 2 * WEEK_IN_SECONDS;
				set_transient( $transient, 'fts-review-waiting', $time );
				update_option( $option, 'pending' );
				// Used for testing: print 'waiting';.
			}
			// Used for testing:
            // print get_transient( $transient );
			// Used for testing: print ' & ';
			// Used for testing: print $notice_status;
			// Used for testing:
            // update_option( $option, '' );
			// Used for testing:
            // set_transient( $transient, '', '' );
			// Used for testing: echo 'no hit2';.
			return;
		}
	}

	/**
	 * FTS Ratings Notice
	 *
	 * Generates the html for the admin notice
	 *
	 * @since 2.4.5
	 */
	public function fts_rating_notice_html() {

		// Only show to admins!
		if ( current_user_can( 'manage_options' ) ) {

			global $current_user;
			$user_id = $current_user->ID;

			// Used for testing: print_r( get_user_meta( $user_id, 'fts_slick_ignore_rating_notice' ) );
			// Used for testing: $all_meta_for_user = get_user_meta( $user_id );
			// Used for testing: print_r( $all_meta_for_user );.
			/* Has the user already clicked to ignore the message? */
			if ( ! get_user_meta( $user_id, 'fts_slick_ignore_rating_notice' )  && ! isset( $_GET['rating_fts_slick_ignore_notice_nag'] ) ) {

				?>
					<div class="fts_notice fts_review_notice">
					<img src="<?php echo esc_url( plugins_url( 'feed-them-social/admin/images/feed-them-social-logo.png' ) ); ?>" alt="Feed Them Social">
					<div class="fts-notice-text">
					<p><?php echo esc_html( 'It\'s great to see that you\'ve been using our Feed Them Social plugin for a while now. Hopefully you\'re happy with it!  If so, would you consider leaving a positive review? It really helps support the plugin and helps others discover it too!', 'feed-them-social' ); ?></p>
					<p class="fts-links">
					<a class="fts_notice_dismiss" href="<?php echo esc_url( 'https://wordpress.org/support/plugin/feed-them-social/reviews/#new-post' ); ?>" target="_blank"><?php echo esc_html( 'Sure, I\'d love to', 'feed-them-social' ); ?></a>
					<a class="fts_notice_dismiss" href="<?php echo esc_url( add_query_arg( 'rating_fts_slick_ignore_notice_nag', '1' ) ); ?>"><?php echo esc_html( 'I\'ve already given a review', 'feed-them-social' ); ?></a>
					<a class="fts_notice_dismiss" href="<?php echo esc_url( add_query_arg( 'rating_fts_slick_ignore_notice_nag', 'later' ) ); ?>"><?php echo esc_html( 'Ask me later', 'feed-them-social' ); ?></a>
					<a class="fts_notice_dismiss" href="<?php echo esc_url( 'https://wordpress.org/support/plugin/feed-them-social/reviews/#new-post' ); ?>" target="_blank"><?php echo esc_html( 'Not working, I need support', 'feed-them-social' ); ?></a>
					<a class="fts_notice_dismiss" href="<?php echo esc_url( add_query_arg( 'rating_fts_slick_ignore_notice_nag', '1' ) ); ?>"><?php echo esc_html( 'No thanks', 'feed-them-social' ); ?></a>
					</p>
					</div>
					</div>
					<?php
			}
		}
	}
}

/**
 * Feed Them Social
 *
 * Start it up!
 *
 * @return feed_them_social
 * @since 1.0.0
 */
function feed_them_social() {

	return Feed_Them_Social::instance();
}

// Initiate Feed Them Social!
feed_them_social();