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<?php |
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namespace EventEspresso\core\libraries\iframe_display; |
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use DomainException; |
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use EE_Registry; |
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use EE_System; |
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use EEH_Template; |
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if ( ! defined( 'EVENT_ESPRESSO_VERSION' ) ) { |
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exit( 'No direct script access allowed' ); |
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} |
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/** |
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* Class Iframe |
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* |
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* @package Event Espresso |
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* @subpackage core |
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* @author Brent Christensen |
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* @since 4.9 |
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*/ |
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class Iframe |
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{ |
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/* |
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* HTML for notices and ajax gif |
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* @var string $title |
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*/ |
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protected $title = ''; |
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/* |
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* HTML for the content being displayed |
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* @var string $content |
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*/ |
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protected $content = ''; |
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/* |
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* whether or not to call wp_head() and wp_footer() |
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* @var boolean $enqueue_wp_assets |
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*/ |
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protected $enqueue_wp_assets = false; |
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/* |
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* an array of CSS URLs |
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* @var array $css |
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*/ |
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protected $css = array(); |
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/* |
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* an array of JS URLs to be set in the HTML header. |
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* @var array $header_js |
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*/ |
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protected $header_js = array(); |
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/* |
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* an array of additional attributes to be added to <script> tags for header JS |
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* @var array $footer_js |
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*/ |
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protected $header_js_attributes = array(); |
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/* |
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* an array of JS URLs to be displayed before the HTML </body> tag |
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* @var array $footer_js |
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*/ |
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protected $footer_js = array(); |
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/* |
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* an array of additional attributes to be added to <script> tags for footer JS |
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* @var array $footer_js_attributes |
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*/ |
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protected $footer_js_attributes = array(); |
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/* |
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* an array of JSON vars to be set in the HTML header. |
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* @var array $localized_vars |
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*/ |
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protected $localized_vars = array(); |
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/** |
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* Iframe constructor |
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* |
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* @param string $title |
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* @param string $content |
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* @throws DomainException |
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*/ |
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public function __construct( $title, $content ) |
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{ |
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global $wp_version; |
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if ( ! defined( 'EE_IFRAME_DIR_URL' ) ) { |
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define( 'EE_IFRAME_DIR_URL', plugin_dir_url( __FILE__ ) ); |
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} |
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$this->setContent( $content ); |
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$this->setTitle( $title ); |
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$this->addStylesheets( |
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apply_filters( |
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'FHEE___EventEspresso_core_libraries_iframe_display_Iframe__construct__default_css', |
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array( |
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'site_theme' => get_stylesheet_directory_uri() . DS |
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. 'style.css?ver=' . EVENT_ESPRESSO_VERSION, |
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'dashicons' => includes_url( 'css/dashicons.min.css?ver=' . $wp_version ), |
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'espresso_default' => EE_GLOBAL_ASSETS_URL |
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. 'css/espresso_default.css?ver=' . EVENT_ESPRESSO_VERSION, |
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), |
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$this |
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) |
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); |
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$this->addScripts( |
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apply_filters( |
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'FHEE___EventEspresso_core_libraries_iframe_display_Iframe__construct__default_js', |
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array( |
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'jquery' => includes_url( 'js/jquery/jquery.js?ver=' . $wp_version ), |
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'espresso_core' => EE_GLOBAL_ASSETS_URL |
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. 'scripts/espresso_core.js?ver=' . EVENT_ESPRESSO_VERSION, |
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), |
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$this |
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) |
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); |
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if ( |
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apply_filters( |
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'FHEE___EventEspresso_core_libraries_iframe_display_Iframe__construct__load_default_theme_stylesheet', |
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false |
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) |
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) { |
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$this->addStylesheets( |
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apply_filters( |
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'FHEE___EventEspresso_core_libraries_iframe_display_Iframe__construct__default_theme_stylesheet', |
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array('default_theme_stylesheet' => get_stylesheet_uri()), |
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$this |
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) |
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); |
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} |
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} |
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/** |
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* @param string $title |
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* @throws DomainException |
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*/ |
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public function setTitle( $title ) |
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{ |
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if ( empty( $title ) ) { |
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throw new DomainException( |
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esc_html__( 'You must provide a page title in order to create an iframe.', 'event_espresso' ) |
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); |
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} |
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$this->title = $title; |
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} |
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/** |
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* @param string $content |
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* @throws DomainException |
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*/ |
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public function setContent( $content ) |
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{ |
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if ( empty( $content ) ) { |
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throw new DomainException( |
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esc_html__( 'You must provide content in order to create an iframe.', 'event_espresso' ) |
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); |
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} |
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$this->content = $content; |
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} |
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/** |
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* @param boolean $enqueue_wp_assets |
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*/ |
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public function setEnqueueWpAssets( $enqueue_wp_assets ) |
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{ |
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$this->enqueue_wp_assets = filter_var( $enqueue_wp_assets, FILTER_VALIDATE_BOOLEAN ); |
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} |
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/** |
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* @param array $stylesheets |
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* @throws DomainException |
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*/ |
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public function addStylesheets( array $stylesheets ) |
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{ |
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if ( empty( $stylesheets ) ) { |
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throw new DomainException( |
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esc_html__( |
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'A non-empty array of URLs, is required to add a CSS stylesheet to an iframe.', |
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'event_espresso' |
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) |
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); |
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} |
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foreach ( $stylesheets as $handle => $stylesheet ) { |
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$this->css[ $handle ] = $stylesheet; |
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} |
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} |
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/** |
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* @param array $scripts |
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* @param bool $add_to_header |
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* @throws DomainException |
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*/ |
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View Code Duplication |
public function addScripts( array $scripts, $add_to_header = false ) |
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{ |
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if ( empty( $scripts ) ) { |
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throw new DomainException( |
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esc_html__( |
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'A non-empty array of URLs, is required to add Javascript to an iframe.', |
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'event_espresso' |
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) |
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); |
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} |
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foreach ( $scripts as $handle => $script ) { |
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if ( $add_to_header ) { |
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$this->header_js[ $handle ] = $script; |
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} else { |
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$this->footer_js[ $handle ] = $script; |
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} |
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} |
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} |
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/** |
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* @param array $script_attributes |
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* @param bool $add_to_header |
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* @throws DomainException |
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*/ |
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View Code Duplication |
public function addScriptAttributes( array $script_attributes, $add_to_header = false ) |
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{ |
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if ( empty($script_attributes ) ) { |
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throw new DomainException( |
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esc_html__( |
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'A non-empty array of strings, is required to add attributes to iframe Javascript.', |
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'event_espresso' |
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) |
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); |
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} |
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foreach ($script_attributes as $handle => $script_attribute ) { |
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if ( $add_to_header ) { |
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$this->header_js_attributes[ $handle ] = $script_attribute; |
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} else { |
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$this->footer_js_attributes[ $handle ] = $script_attribute; |
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} |
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} |
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} |
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/** |
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* @param array $vars |
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* @param string $var_name |
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* @throws DomainException |
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*/ |
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public function addLocalizedVars( array $vars, $var_name = 'eei18n' ) |
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{ |
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if ( empty( $vars ) ) { |
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throw new DomainException( |
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esc_html__( |
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'A non-empty array of vars, is required to add localized Javascript vars to an iframe.', |
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'event_espresso' |
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) |
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); |
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} |
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foreach ( $vars as $handle => $var ) { |
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if ( $var_name === 'eei18n' ) { |
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EE_Registry::$i18n_js_strings[ $handle ] = $var; |
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} elseif ($var_name === 'eeCAL' && $handle === 'espresso_calendar') { |
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$this->localized_vars[ $var_name ] = $var; |
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} else { |
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if ( ! isset( $this->localized_vars[ $var_name ] ) ) { |
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$this->localized_vars[ $var_name ] = array(); |
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} |
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$this->localized_vars[ $var_name ][ $handle ] = $var; |
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} |
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} |
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} |
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/** |
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* @param string $utm_content |
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* @throws DomainException |
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*/ |
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public function display($utm_content = '') |
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{ |
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$this->content .= EEH_Template::powered_by_event_espresso( |
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'', |
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'', |
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! empty($utm_content) ? array('utm_content' => $utm_content) : array() |
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); |
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EE_System::do_not_cache(); |
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echo $this->getTemplate(); |
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exit; |
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} |
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/** |
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* @return string |
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* @throws DomainException |
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*/ |
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public function getTemplate() |
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{ |
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return EEH_Template::display_template( |
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310
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__DIR__ . DIRECTORY_SEPARATOR . 'iframe_wrapper.template.php', |
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311
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array( |
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'title' => apply_filters( |
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'FHEE___EventEspresso_core_libraries_iframe_display_Iframe__getTemplate__title', |
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$this->title, |
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$this |
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), |
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'content' => apply_filters( |
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'FHEE___EventEspresso_core_libraries_iframe_display_Iframe__getTemplate__content', |
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319
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$this->content, |
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320
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$this |
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321
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), |
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322
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'enqueue_wp_assets' => apply_filters( |
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323
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'FHEE___EventEspresso_core_libraries_iframe_display_Iframe__getTemplate__enqueue_wp_assets', |
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324
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$this->enqueue_wp_assets, |
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325
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$this |
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326
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), |
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327
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'css' => (array)apply_filters( |
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328
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'FHEE___EventEspresso_core_libraries_iframe_display_Iframe__getTemplate__css_urls', |
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329
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$this->css, |
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330
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$this |
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331
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), |
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332
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'header_js' => (array)apply_filters( |
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333
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'FHEE___EventEspresso_core_libraries_iframe_display_Iframe__getTemplate__header_js_urls', |
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334
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$this->header_js, |
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335
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$this |
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336
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), |
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337
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|
'header_js_attributes' => (array) apply_filters( |
|
338
|
|
|
'FHEE___EventEspresso_core_libraries_iframe_display_Iframe__getTemplate__header_js_attributes', |
|
339
|
|
|
$this->header_js_attributes, |
|
340
|
|
|
$this |
|
341
|
|
|
), |
|
342
|
|
|
'footer_js' => (array)apply_filters( |
|
343
|
|
|
'FHEE___EventEspresso_core_libraries_iframe_display_Iframe__getTemplate__footer_js_urls', |
|
344
|
|
|
$this->footer_js, |
|
345
|
|
|
$this |
|
346
|
|
|
), |
|
347
|
|
|
'footer_js_attributes' => (array)apply_filters( |
|
348
|
|
|
'FHEE___EventEspresso_core_libraries_iframe_display_Iframe__getTemplate__footer_js_attributes', |
|
349
|
|
|
$this->footer_js_attributes, |
|
350
|
|
|
$this |
|
351
|
|
|
), |
|
352
|
|
|
'eei18n' => apply_filters( |
|
353
|
|
|
'FHEE___EventEspresso_core_libraries_iframe_display_Iframe__getTemplate__eei18n_js_strings', |
|
354
|
|
|
EE_Registry::localize_i18n_js_strings() . $this->localizeJsonVars(), |
|
355
|
|
|
$this |
|
356
|
|
|
), |
|
357
|
|
|
'notices' => EEH_Template::display_template( |
|
358
|
|
|
EE_TEMPLATES . 'espresso-ajax-notices.template.php', |
|
359
|
|
|
array(), |
|
360
|
|
|
true |
|
361
|
|
|
), |
|
362
|
|
|
), |
|
363
|
|
|
true, |
|
364
|
|
|
true |
|
365
|
|
|
); |
|
366
|
|
|
} |
|
367
|
|
|
|
|
368
|
|
|
|
|
369
|
|
|
|
|
370
|
|
|
/** |
|
371
|
|
|
* localizeJsonVars |
|
372
|
|
|
* |
|
373
|
|
|
* @return string |
|
374
|
|
|
*/ |
|
375
|
|
|
public function localizeJsonVars() |
|
376
|
|
|
{ |
|
377
|
|
|
$JSON = ''; |
|
378
|
|
|
foreach ( (array)$this->localized_vars as $var_name => $vars ) { |
|
379
|
|
|
$this->localized_vars[ $var_name ] = $this->encodeJsonVars($vars ); |
|
380
|
|
|
$JSON .= "/* <![CDATA[ */ var {$var_name} = "; |
|
381
|
|
|
$JSON .= wp_json_encode( $this->localized_vars[ $var_name ] ); |
|
382
|
|
|
$JSON .= '; /* ]]> */'; |
|
383
|
|
|
} |
|
384
|
|
|
return $JSON; |
|
385
|
|
|
} |
|
386
|
|
|
|
|
387
|
|
|
|
|
388
|
|
|
|
|
389
|
|
|
/** |
|
390
|
|
|
* @param bool|int|float|string|array $var |
|
391
|
|
|
* @return array |
|
392
|
|
|
*/ |
|
393
|
|
|
public function encodeJsonVars( $var ) |
|
394
|
|
|
{ |
|
395
|
|
|
if ( is_array( $var ) ) { |
|
396
|
|
|
$localized_vars = array(); |
|
397
|
|
|
foreach ( (array)$var as $key => $value ) { |
|
398
|
|
|
$localized_vars[ $key ] = $this->encodeJsonVars( $value ); |
|
399
|
|
|
} |
|
400
|
|
|
return $localized_vars; |
|
401
|
|
|
} |
|
402
|
|
|
if ( is_scalar( $var ) ) { |
|
403
|
|
|
return html_entity_decode( (string)$var, ENT_QUOTES, 'UTF-8' ); |
|
404
|
|
|
} |
|
405
|
|
|
return null; |
|
406
|
|
|
} |
|
407
|
|
|
|
|
408
|
|
|
|
|
409
|
|
|
|
|
410
|
|
|
} |
|
411
|
|
|
// End of file Iframe.php |
|
412
|
|
|
// Location: /Iframe.php |
|
413
|
|
|
|