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<?php |
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/** |
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* Plugin Name: Taboola |
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* Plugin URI: http://taboola.com |
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* Description: Taboola |
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* Version: 1.0.2 |
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* Author: Taboola |
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*/ |
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|
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include_once('widget.php'); |
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|
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if (!class_exists('TaboolaWP')) { |
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class TaboolaWP |
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{ |
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//save internal data |
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public $data = array(); |
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public $_is_widget_on_page; |
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public $_is_head_script_loaded = false; |
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|
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function TaboolaWP() |
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{ |
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global $wpdb; |
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|
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//initialize plugin constant |
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DEFINE('TaboolaWP', true); |
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|
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$this->_is_widget_on_page = false; |
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$this->_is_head_script_loaded = false; |
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|
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$this->plugin_name = plugin_basename(__FILE__); |
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$this->plugin_directory = plugin_dir_path(__FILE__); |
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$this->plugin_url = trailingslashit(WP_PLUGIN_URL . '/' . dirname(plugin_basename(__FILE__))); |
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$this->settings = $wpdb->get_row("select * from ".$wpdb->prefix."_taboola_settings limit 1"); |
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|
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$this->tbl_taboola_settings = $wpdb->prefix . '_taboola_settings'; |
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|
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//activation function |
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register_activation_hook($this->plugin_name, array(&$this, 'activate')); |
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|
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// Enable sidebar widgets |
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if($this->settings != NULL && !empty($this->settings->publisher_id)){ |
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//register Taboola widget |
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add_action('widgets_init', |
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create_function('', 'return register_widget("WP_Widget_Taboola");') |
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); |
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} |
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|
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if (is_admin()) { |
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//add menu for plugin |
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add_action( 'admin_menu', array(&$this, 'admin_generate_menu') ); |
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add_filter('plugin_action_links', array(&$this, 'plugin_action_links'), 10, 2 ); |
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} else { |
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if($this->settings != NULL){ |
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add_action('wp_head', array(&$this, 'taboola_header_loader_inject')); |
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add_action('wp_footer', array(&$this, 'taboola_footer_loader_js')); |
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add_filter('the_content', array(&$this, 'load_taboola_content')); |
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} |
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} |
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} |
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|
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|
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|
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|
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function plugin_action_links($links, $file) { |
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static $this_plugin; |
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|
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if (!$this_plugin) { |
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$this_plugin = plugin_basename(__FILE__); |
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} |
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|
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if ($file == $this_plugin) { |
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$settings_link = '<a href="' . get_bloginfo('wpurl') . '/wp-admin/options-general.php?page=taboola_widget">Settings</a>'; |
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array_unshift($links, $settings_link); |
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} |
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|
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return $links; |
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} |
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|
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private function should_show_content_widget(){ |
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$retVal = ((trim($this->settings->publisher_id) != '') && is_single() && $this->settings->first_bc_enabled && trim($this->settings->first_bc_widget_id) != ''); |
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return $retVal; |
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} |
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|
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private function should_show_sidebar_widget(){ |
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$retVal = ((trim($this->settings->publisher_id) != '') && is_active_widget( false, false, TABOOLA_WIDGET_BASE_ID, true )); |
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return $retVal; |
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} |
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|
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// Determine if a taboola widget should be added somewhere on the current page (content or sidebar) |
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function is_widget_on_page(){ |
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return $this->should_show_content_widget() || $this->should_show_sidebar_widget(); |
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} |
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|
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function get_page_type(){ |
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|
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$page_type='article'; |
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if (is_front_page()){ |
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$page_type='home'; |
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}else if (is_category() || is_archive() || is_search()){ |
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$page_type='category'; |
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} |
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return $page_type; |
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} |
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|
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// return the head loader script |
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function taboola_header_loader_js() { |
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$head_string = ""; |
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|
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// Only adding Script1 if a widget is going to be placed on the page. |
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if ($this->is_widget_on_page()){ |
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|
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$script1_content = str_replace('{{PUBLISHER_ID}}', $this->settings->publisher_id, file_get_contents($this->plugin_directory.'js/script1.js')); |
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$script1_content = str_replace('{{PAGE_TYPE}}',$this->get_page_type(),$script1_content); |
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|
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$head_string = '<script type="text/javascript">'.$script1_content.'</script>'; |
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} |
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|
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return $head_string; |
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} |
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|
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|
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// This function is used for the hook action, injects the header content to the <head> tag. |
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function taboola_header_loader_inject(){ |
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|
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echo $this->taboola_header_loader_js(); |
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} |
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|
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|
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function taboola_footer_loader_js() { |
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|
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// Only adding Script1 if a widget is going to be placed on the page. |
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if ( $this->is_widget_on_page() ){ |
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$script3_content = file_get_contents($this->plugin_directory.'js/script3.js'); |
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echo '<script type="text/javascript">'.$script3_content.'</script>'; |
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} |
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} |
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|
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function load_taboola_content($content) |
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{ |
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|
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if ($this->should_show_content_widget()){ |
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|
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$script2_content = str_replace('{{WIDGET_ID}}', $this->settings->first_bc_widget_id, file_get_contents($this->plugin_directory.'js/script2.js')); |
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$script2_content = str_replace('{{CONTAINER}}', 'taboola-below-article', $script2_content); |
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$script2_content = str_replace('{{PLACEMENT}}', 'below-article', $script2_content); |
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|
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$content = $content . |
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'<div id="taboola-below-article"></div>' . |
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'<script type="text/javascript">'.$script2_content.'</script>'; |
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|
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// Adding the 2nd widget if needed |
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if($this->settings->second_bc_enabled && trim($this->settings->second_bc_widget_id) != ''){ |
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$script2_content = str_replace('{{WIDGET_ID}}', $this->settings->second_bc_widget_id, file_get_contents($this->plugin_directory.'js/script2.js')); |
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$script2_content = str_replace('{{CONTAINER}}', 'taboola-below-article-second', $script2_content); |
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$script2_content = str_replace('{{PLACEMENT}}', 'below-article-2nd', $script2_content); |
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|
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$content = $content . |
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'<div id="taboola-below-article-second"></div>' . |
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'<script type="text/javascript">'.$script2_content.'</script>'; |
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} |
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} |
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|
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return $content; |
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} |
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|
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function admin_generate_menu(){ |
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global $current_user; |
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add_menu_page('Taboola', 'Taboola', 'manage_options', 'taboola_widget', array(&$this, 'admin_taboola_settings'), $this->plugin_url.'img/taboola_icon.png', 110); |
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} |
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|
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function admin_taboola_settings(){ |
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global $wpdb; |
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$settings = $wpdb->get_row("select * from ".$wpdb->prefix."_taboola_settings limit 1"); |
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$taboola_errors = array(); |
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if($_SERVER['REQUEST_METHOD'] == 'POST'){ |
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|
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if(trim($_POST['publisher_id']) == ''){ |
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$taboola_errors[] = "Please add a 'Publisher ID' in order to apply changes to your widgets"; |
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} |
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if(($_POST['first_bc_enabled'] == 'on' && trim($_POST['first_bc_widget_id']) == '') || |
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($_POST['second_bc_enabled'] == 'on' && trim($_POST['second_bc_widget_id']) == '') |
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){ |
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$taboola_errors[] = "Please add a 'Widget ID' in order to apply changes to your widgets"; |
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} |
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if(count($taboola_errors) == 0){ |
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|
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$data = array( |
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"publisher_id" => trim($_POST['publisher_id']), |
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"first_bc_enabled" => $_POST['first_bc_enabled'] == 'on' ? true : false, |
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"first_bc_widget_id" => trim($_POST['first_bc_widget_id']), |
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"second_bc_enabled" => $_POST['second_bc_enabled'] == 'on' ? true : false, |
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"second_bc_widget_id" => trim($_POST['second_bc_widget_id']), |
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); |
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//var_dump($settings); |
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if($settings == NULL){ |
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$wpdb->insert($this->tbl_taboola_settings, $data, null, null); |
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} else { |
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$wpdb->update($this->tbl_taboola_settings, $data, array('id' => $settings->id)); |
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} |
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} |
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$settings = $wpdb->get_row("select * from ".$wpdb->prefix."_taboola_settings limit 1"); |
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} |
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|
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|
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include_once('settings.php'); |
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} |
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function activate(){ |
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global $wpdb; |
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|
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require_once(ABSPATH . 'wp-admin/includes/upgrade.php'); |
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|
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$settings_table = $this->tbl_taboola_settings; |
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|
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//check mysql version |
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if (version_compare(mysql_get_server_info(), '4.1.0', '>=')) { |
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if (!empty($wpdb->charset)) |
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$charset_collate = "DEFAULT CHARACTER SET $wpdb->charset"; |
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if (!empty($wpdb->collate)) |
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$charset_collate .= " COLLATE $wpdb->collate"; |
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} |
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|
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//settings table structure |
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$sql_table_settings = " |
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CREATE TABLE `" . $wpdb->prefix . "_taboola_settings` ( |
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`id` INT NOT NULL AUTO_INCREMENT , |
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`publisher_id` VARCHAR(255) DEFAULT NULL, |
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`first_bc_enabled` TINYINT(1) NOT NULL DEFAULT FALSE, |
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`first_bc_widget_id` VARCHAR(255) DEFAULT NULL, |
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`first_bc_custom_css` TEXT DEFAULT NULL, |
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`second_bc_enabled` TINYINT(1) NOT NULL DEFAULT FALSE, |
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`second_bc_widget_id` VARCHAR(255) DEFAULT NULL, |
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`second_bc_custom_css` TEXT DEFAULT NULL, |
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PRIMARY KEY (`id`) |
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)" . $charset_collate . ";"; |
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|
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//check if table exists |
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if ($wpdb->get_var("show tables like '" . $settings_table . "'") != $settings_table) { |
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dbDelta($sql_table_settings); |
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} |
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} |
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} |
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} |
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|
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global $taboolaWP; |
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$taboolaWP = new TaboolaWP(); |
