<?php

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/**

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* Class CtfFeed

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*

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* Creates the settings for the feed and outputs the html

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*/

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namespace TwitterFeed;

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use TwitterFeed\CTF_Parse;

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use TwitterFeed\CtfCache;

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use TwitterFeed\CTF_Feed;

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use TwitterFeed\CTF_Settings;

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use TwitterFeed\V2\CtfOauthConnect;

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use TwitterFeed\CTF_Feed_Locator;

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use TwitterFeed\CTF_GDPR_Integrations;

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use TwitterFeed\Builder\CTF_Feed_Builder;

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use TwitterFeed\SmashTwitter\ErrorReport;

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use TwitterFeed\SmashTwitter\SettingsFilter;

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use TwitterFeed\SmashTwitter\TweetFilterer;

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use TwitterFeed\SmashTwitter\TweetSetModifier;

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// Don't load directly

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if ( ! defined( 'ABSPATH' ) ) {

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die( '-1' );

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}

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class CtfFeed

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{

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/**

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* @var array

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*/

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public $errors = array();

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/**

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* @var array

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*/

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protected $atts;

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/**

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* @var string

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*/

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protected $last_id_data;

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private $num_needed_input;

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/**

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* @var mixed|void

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*/

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protected $db_options;

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/**

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* @var array

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*/

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public $feed_options = array();

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/**

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* @var mixed|void

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*/

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public $missing_credentials;

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/**

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* @var string

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*/

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public $transient_name;

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/**

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* @var bool

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*/

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protected $transient_data = false;

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protected $raw_shortcode_atts;

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/**

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* @var int

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*/

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private $num_tweets_needed;

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private $check_for_duplicates = false;

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/**

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* @var array

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*/

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public $tweet_set;

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/**

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* @var object

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*/

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public $api_obj;

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/**

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* @var string

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*/

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public $feed_html;

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private $persistent_index;

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/**

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* @var string

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*/

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public $feed_id;

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/**

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* @var CtfCache

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*/

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public $cache;

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/**

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* @var boolean

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*/

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public $is_legacy;

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/**

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* @var boolean

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*/

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public $unique_legacy_id;

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/**

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* @var SettingsFilter

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*/

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public $settings_filter;

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/**

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* @var ErrorReport

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*/

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public $error_report;

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/**

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* retrieves and sets options that apply to the feed

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*

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* @param array $atts data from the shortcode

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* @param string $last_id_data the last visible tweet on the feed, empty string if first set

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* @param int $num_needed_input this number represents the number left to retrieve after the first set

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*/

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public function __construct($atts, $last_id_data, $num_needed_input, $preview_settings = false) {

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$this->settings_filter = new SettingsFilter();

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$this->error_report = new ErrorReport();

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//$this->atts = $atts;

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$this->atts = CTF_Settings::filter_atts_for_legacy($atts);

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$this->raw_shortcode_atts = CTF_Settings::filter_atts_for_legacy($atts);

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if( isset($this->atts['feed']) ){

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$atts['feed'] = $this->atts['feed'];

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}

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$this->last_id_data = $last_id_data;

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$this->num_needed_input = $num_needed_input;

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$this->db_options = get_option( 'ctf_options', array() );

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$this->is_legacy = false;

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if ( ! empty( $atts['feed'] ) && $atts['feed'] !== 'legacy' ) {

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$this->feed_id = $this->atts['feed'];

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$this->feed_options = CTF_Settings::get_settings_by_feed_id( $atts['feed'], $preview_settings );

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if($this->feed_options == false){

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$this->feed_options['feederror'] = true;

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}else{

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$this->feed_options['feed'] = $this->feed_id;

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$this->atts = $this->feed_options;

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add_action( 'wp_footer', [ $this, 'get_feed_style' ] );

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}

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}else{

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$ctf_statuses = get_option( 'ctf_statuses', array() );

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if ( ! empty( $ctf_statuses['support_legacy_shortcode'] ) ) {

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if($preview_settings !== false && is_array($preview_settings)){

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$this->feed_options = wp_parse_args( $this->atts, $preview_settings );

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}else{

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$legacy_settings_option = self::get_legacy_feed_settings();

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if ( empty( $legacy_settings_option ) ) {

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$this->feed_options = CTF_Settings::legacy_shortcode_atts( $this->atts, $this->db_options );

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} else {

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$this->feed_options = wp_parse_args( $this->atts, $legacy_settings_option );

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}

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}

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$this->atts = wp_parse_args( $this->atts, \TwitterFeed\Builder\CTF_Feed_Saver::settings_defaults() );

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$this->feed_options = wp_parse_args( $this->feed_options, $this->atts );

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$this->feed_options['persistentcache'] = $this->atts['persistentcache'];

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add_action( 'wp_footer', [ $this, 'get_feed_style' ] );

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}

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$this->unique_legacy_id = rand( 1, time() );

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$this->is_legacy = true;

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}

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if ( ! empty( $this->feed_options ) ) {

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$this->feed_options['customizer'] = isset($atts['customizer']) && $atts['customizer'] == true ? true : false;

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}

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if ( ! empty( $atts['feed'] ) ) {

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$this->feed_options['feed'] = $atts['feed'];

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}

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$this->feed_options['selfreplies'] = false;

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$this->feed_options['includereplies'] = false;

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$this->feed_options['is_legacy'] = $this->is_legacy;

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}

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/**

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* creates and returns all of the data needed to generate the output for the feed

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*

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* @param array $atts data from the shortcode

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* @param string $last_id_data the last visible tweet on the feed, empty string if first set

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* @param int $num_needed_input this number represents the number left to retrieve after the first set

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* @return CtfFeed the complete object for the feed

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*/

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public static function init( $atts, $last_id_data = '', $num_needed_input = 0, $ids_to_remove = array(), $persistent_index = 1, $preview_settings = false ){

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if ( empty( $atts['feed'] ) ) {

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$ctf_statuses = get_option( 'ctf_statuses', array() );

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if ( empty( $ctf_statuses['support_legacy_shortcode'] ) ) {

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if ( empty( $atts ) ) {

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$atts = array();

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}

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$atts['feed'] = 1;

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}

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}

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$feed = new CtfFeed( $atts, $last_id_data, $num_needed_input, $preview_settings );

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$feed->setFeedOptions();

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$feed->setCacheTypeOption();

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if (CTF_DOING_SMASH_TWITTER || $feed->feed_options['persistentcache']) {

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$feed->persistent_index = $persistent_index;

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}

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$feed->setTweetSet();

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return $feed;

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}

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/**

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* creates all of the feed options with shortcode settings having the highest priority

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*/

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public function setFeedOptions(){

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$this->feed_options['num'] = isset($this->feed_options['num']) && !empty($this->feed_options['num']) ? $this->feed_options['num'] : 1;

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$this->setFeedTypeAndTermOptions();

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$this->setAccessTokenAndSecretOptions();

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$this->setConsumerKeyAndSecretOptions();

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$db_only = array(

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'request_method'

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);

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$this->setDatabaseOnlyOptions( $db_only );

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$this->setCacheTimeOptions();

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$this->setIncludeExcludeOptions();

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if ( CTF_GDPR_Integrations::doing_gdpr( $this->feed_options ) ) {

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CTF_GDPR_Integrations::init();

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}

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$this->feed_options['usertimeline_includeretweets'] = true;

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if ( CTF_DOING_SMASH_TWITTER ) {

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$this->settings_filter->set_settings( $this->feed_options );

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if ( empty( $this->feed_options['feed_types_and_terms'] ) ) {

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$this->feed_options['feed_types_and_terms'] = array();

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}

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$this->settings_filter->set_feed_type_and_terms( $this->feed_options['feed_types_and_terms'] );

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$this->settings_filter->filter_feed_type_and_terms();

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$this->feed_options = $this->settings_filter->get_settings();

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$this->feed_options['feed_types_and_terms'] = $this->settings_filter->get_feed_type_and_terms();

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}

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}

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/**

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* uses the feed options to set the the tweets in the feed by using

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* an existing set in a cache or by retrieving them from Twitter

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*/

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protected function setTweetSet(){

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$this->setTransientName();

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if ( ! empty( $this->feed_options['feed'] ) ) {

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$feed_id = $this->feed_options['feed'];

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} else {

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$feed_id = 'legacy';

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}

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if ( ! empty( $this->last_id_data ) ) {

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$page = $this->last_id_data;

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} else {

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$page = '';

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}

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$this->cache = new CtfCache( $feed_id, $this->feed_options['cache_time'], $page );

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if (! empty($this->raw_shortcode_atts['doingcronupdate'])) {

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$this->maybeSetTweetsFromTwitter();

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return;

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}

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$success = $this->maybeSetTweetsFromCache();

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$is_persistent = $this->feed_options['persistentcache'] && ($this->feed_options['type'] == 'search' || $this->feed_options['type'] == 'hashtag');

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if ( ! $success && ! $is_persistent) {

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$this->maybeSetTweetsFromTwitter();

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} elseif ( ! $success && $is_persistent ) {

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$this->errors['error_message'] = 'No Tweets returned';

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if (empty($this->api_obj)) {

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$this->api_obj = new \stdClass();

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}

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$this

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->api_obj->api_error_no = '';

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$this

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->api_obj->api_error_message = 'No Tweets returned';

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$this->tweet_set = false;

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}

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$this->num_tweets_needed = $this->numTweetsNeeded();

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}

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/**

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* the access token and secret must be set in order for the feed to work

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* this function processes the user input and sets a flag if none are entered

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*/

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private function setAccessTokenAndSecretOptions()

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{

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if ( CTF_DOING_SMASH_TWITTER ) {

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$this->feed_options['access_token'] = 'missing';

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$this->feed_options['access_token_secret'] = 'missing';

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} else {

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$this->feed_options['access_token'] = isset( $this->db_options['access_token'] ) && strlen( $this->db_options['access_token'] ) > 30 ? $this->db_options['access_token'] : 'missing';

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$this->feed_options['access_token_secret'] = isset( $this->db_options['access_token_secret'] ) && strlen( $this->db_options['access_token_secret'] ) > 30 ? $this->db_options['access_token_secret'] : 'missing';

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}

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// verify that access token and secret have been entered

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$this->setMissingCredentials();

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}

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/**

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* generates the flag if there are missing access tokens

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*/

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private function setMissingCredentials() {

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if ( $this->feed_options['access_token'] == 'missing' || $this->feed_options['access_token_secret'] == 'missing' ) {

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$this->missing_credentials = true;

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} else {

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$this->missing_credentials = false;

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}

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}

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/**

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* processes the consumer key and secret options

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*/

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protected function setConsumerKeyAndSecretOptions(){

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if (! empty( $this->db_options['consumer_key'] ) && ! empty($this->db_options['consumer_secret'] )) {

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$this->feed_options['consumer_key'] = isset($this->db_options['consumer_key']) && strlen($this->db_options['consumer_key']) > 15 ? $this->db_options['consumer_key'] : 'FPYSYWIdyUIQ76Yz5hdYo5r7y';

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$this->feed_options['consumer_secret'] = isset($this->db_options['consumer_secret']) && strlen($this->db_options['consumer_secret']) > 30 ? $this->db_options['consumer_secret'] : 'GqPj9BPgJXjRKIGXCULJljocGPC62wN2eeMSnmZpVelWreFk9z';

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} else {

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$this->feed_options['consumer_key'] = 'FPYSYWIdyUIQ76Yz5hdYo5r7y';

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$this->feed_options['consumer_secret'] = 'GqPj9BPgJXjRKIGXCULJljocGPC62wN2eeMSnmZpVelWreFk9z';

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}

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}

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/**

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* determines what value to use and saves it for the appropriate key in the feed_options array

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*

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* @param $options mixed the key or array of keys to be set

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* @param $options_page string options page this setting is set on

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* @param string $default default value to use if there is no user input

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*/

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public function setDatabaseOnlyOptions( $options, $default = '' )

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{

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if ( is_array( $options ) ) {

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foreach ( $options as $option ) {

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$this->feed_options[$option] = isset( $this->db_options[$option] ) && ! empty( $this->db_options[$option] ) ? $this->db_options[$option] : $default;

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}

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} else {

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$this->feed_options[$options] = isset( $this->db_options[$options] ) && ! empty( $this->db_options[$options] ) ? $this->db_options[$options] : $default;

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}

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}

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/**

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* determines what value to use and saves it for the appropriate key in the feed_options array

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*

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* @param $options mixed the key or array of keys to be set

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* @param $options_page string options page this setting is set on

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* @param string $default default value to use if there is no user input

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*/

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public function setStandardTextOptions( $options, $default = '' )

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{

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if ( is_array( $options ) ) {

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foreach ( $options as $option ) {

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$this->feed_options[$option] = isset( $this->atts[$option] ) ? esc_attr( __( $this->atts[$option], 'custom-twitter-feeds' ) ) : ( isset( $this->db_options[$option] ) ? esc_attr( $this->db_options[$option] ) : $default );

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}

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} else {

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$this->feed_options[$options] = isset( $this->atts[$options] ) ? esc_attr( __( $this->atts[$options], 'custom-twitter-feeds' ) ) : ( isset( $this->db_options[$options] ) ? esc_attr( $this->db_options[$options] ) : $default );

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}

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}

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/**

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* creates the appropriate style attribute string for the text size setting

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*

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* @param $value mixed pixel size or other that the user has selected

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* @return string string for the style attribute

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*/

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public static function processTextSizeStyle( $value )

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{

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if ( $value == '' ) {

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return '';

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}

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$processed_value = $value == 'inherit' ? '' : 'font-size: ' . $value . 'px;';

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return $processed_value;

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}

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/**

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* determines what value to use and saves it for the appropriate key in the feed_options array

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*

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* @param $options mixed the key or array of keys to be set

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* @param string $default default value to use if there is no user input

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*/

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public function setTextSizeOptions( $options, $default = '' )

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{

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if ( is_array( $options ) ) {

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foreach ( $options as $option ) {

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$this->feed_options[$option] = isset( $this->atts[$option] ) ? $this->processTextSizeStyle( esc_attr( $this->atts[$option] ) ) : ( isset( $this->db_options[$option] ) ? $this->processTextSizeStyle( esc_attr( $this->db_options[$option] ) ) : $default );

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}

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} else {

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$this->feed_options[$options] = isset( $this->atts[$options] ) ? $this->processTextSizeStyle( esc_attr( $this->atts[$options] ) ) : ( isset( $this->db_options[$options] ) ? $this->processTextSizeStyle( esc_attr( $this->db_options[$options] ) ) : $default );

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}

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}

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/**

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* determines what value to use and saves it for the appropriate key in the feed_options array

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*

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* @param $options mixed the key or array of keys to be set

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* @param $property string name of the property to be set

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* @param string $default default value to use if there is no user input

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*/

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public function setStandardStyleProperty( $options, $property, $default = '' )

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{

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if ( is_array( $options ) ) {

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foreach ( $options as $option ) {

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$this->feed_options[$option] = isset( $this->atts[$option] ) && $this->atts[$option] != 'inherit' ? $property . ': ' . esc_attr( $this->atts[$option] ) . ';' : ( isset( $this->db_options[$option] ) && $this->db_options[$option] != '#' && $this->db_options[$option] != '' && $this->db_options[$option] != 'inherit' ? $property . ': ' . esc_attr( $this->db_options[$option] ) . ';' : $default );

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}

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} else {

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$this->feed_options[$options] = isset( $this->atts[$options] ) && $this->atts[$options] != 'inherit' ? $property . ': ' . esc_attr( $this->atts[$options] ) . ';' : ( isset( $this->db_options[$options] ) && $this->db_options[$options] != '#' && $this->db_options[$options] != '' && $this->db_options[$options] != 'inherit' ? $property . ': ' . esc_attr( $this->db_options[$options] ) . ';' : $default );

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}

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}

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/**

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* determines what value to use and saves it for the appropriate key in the feed_options array

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*

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* @param $options mixed the key or array of keys to be set

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* @param bool|true $default default value to use if there is no user input

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*/

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public function setStandardBoolOptions( $options, $default = true )

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{

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if ( is_array( $options ) ) {

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foreach ( $options as $option ) {

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$this->feed_options[$option] = isset( $this->atts[$option] ) ? ( $this->atts[$option] === 'true' ) : ( isset( $this->db_options[$option] ) ? (bool) $this->db_options[$option] : (bool) $default );

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}

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} else {

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$this->feed_options[$options] = isset( $this->atts[$options] ) ? esc_attr( $this->atts[$options] ) : ( isset( $this->db_options[$options] ) ? esc_attr( $this->db_options[$options] ) : $default );

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}

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}

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/**

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* sets the width and height of the feed based on user input

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*/

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public function setDimensionOptions(){

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$this->feed_options['width'] = isset( $this->atts['width'] ) ? 'width: '. esc_attr( $this->atts['width'] ) .';' : ( ( isset( $this->db_options['width'] ) && $this->db_options['width'] != '' ) ? 'width: '. esc_attr( $this->db_options['width'] ) . ( isset( $this->db_options['width_unit'] ) ? esc_attr( $this->db_options['width_unit'] ) : '%' ) . ';' : '' );

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$this->feed_options['height'] = isset( $this->atts['height'] ) ? 'height: '. esc_attr( $this->atts['height'] ) .';' : ( ( isset( $this->db_options['height'] ) && $this->db_options['height'] != '' ) ? 'height: '. esc_attr( $this->db_options['height'] ) . ( isset( $this->db_options['height_unit'] ) ? esc_attr( $this->db_options['height_unit'] ) : 'px' ) . ';' : '' );

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}

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/**

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* sets the cache time based on user input

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*/

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public function setCacheTimeOptions(){

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if ( ! empty( $this->raw_shortcode_atts ) && ! empty( $this->raw_shortcode_atts['doingcronupdate'] ) ) {

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$this->feed_options['cache_time'] = 60;

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return;

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}

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$user_cache = isset($this->db_options['cache_time']) ? ((int)$this->db_options['cache_time'] * (int)$this->db_options['cache_time_unit']) : HOUR_IN_SECONDS;

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$caching_type = ! empty( $this->db_options['ctf_caching_type'] ) ? $this->db_options['ctf_caching_type'] : 'page';

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if ( empty( $this->raw_shortcode_atts['feed'] ) || $caching_type === 'page' ) {

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$this->feed_options['cache_time'] = max($user_cache, 60);

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} else {

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$this->feed_options['cache_time'] = DAY_IN_SECONDS + HOUR_IN_SECONDS;

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}

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}

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/**

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* sets the number of tweets to retrieve

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*/

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public function setTweetsToRetrieve(){

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$min_tweets_to_retrieve = 10;

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if ($this->num_needed_input < 1) {

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if ($this->feed_options['num'] < 10) {

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$count = max(round((int)$this->feed_options['num'] * (float)$this->feed_options['multiplier'] * 1.6) , $min_tweets_to_retrieve);

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}

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elseif ($this->feed_options['num'] < 30) {

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$count = round((int)$this->feed_options['num'] * (float)$this->feed_options['multiplier'] * 1.2);

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}

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else {

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$count = round((int)$this->feed_options['num'] * (float)$this->feed_options['multiplier']);

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}

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}

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else {

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$count = max($this->num_needed_input, 50);

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$this->feed_options['num'] = $this->num_needed_input;

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}

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$this->feed_options['count'] = min($count, 200);

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}

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/**

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