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<?php |
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namespace EventEspresso\core\libraries\iframe_display; |
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defined( 'ABSPATH' ) || exit; |
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/** |
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* Class IframeEmbedButton |
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* |
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* @package Event Espresso |
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* @author Brent Christensen |
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* @since 4.9 |
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*/ |
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abstract class IframeEmbedButton { |
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/** |
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* @var string $iframe_name |
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*/ |
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private $iframe_name; |
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/** |
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* @var string $route_name |
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*/ |
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private $route_name; |
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/** |
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* @var string $title |
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*/ |
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private $title; |
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/** |
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* @var string $slug |
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*/ |
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private $slug; |
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/** |
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* @var boolean $append_filterable_content |
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*/ |
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private $append_filterable_content; |
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/** |
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* IframeEmbedButton constructor. |
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* |
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* @param string $iframe_name |
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* @param string $route_name |
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* @param string $title |
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* @param string $slug |
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*/ |
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public function __construct($iframe_name, $route_name, $title, $slug) { |
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$this->iframe_name = $iframe_name; |
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$this->route_name = $route_name; |
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$this->title = $title; |
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$this->slug = $slug; |
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} |
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/** |
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* Adds an iframe embed code button to the Event editor. |
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*/ |
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public function addEventEditorIframeEmbedButtonFilter() |
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{ |
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// add button for iframe code to event editor. |
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add_filter( |
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'get_sample_permalink_html', |
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array($this, 'appendIframeEmbedButtonToSamplePermalinkHtml'), |
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10, |
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2 |
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); |
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add_action( |
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'admin_enqueue_scripts', |
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array($this, 'embedButtonAssets'), |
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10 |
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); |
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} |
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/** |
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* @param $permalink_string |
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* @param $id |
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* @return string |
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*/ |
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public function appendIframeEmbedButtonToSamplePermalinkHtml( $permalink_string, $id ) { |
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return $this->eventEditorIframeEmbedButton( |
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$permalink_string, |
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$id |
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); |
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} |
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/** |
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* iframe embed code button to the Event editor. |
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* |
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* @param string $permalink_string |
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* @param int $id |
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* @return string |
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*/ |
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public function eventEditorIframeEmbedButton( |
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$permalink_string, |
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$id |
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) { |
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//make sure this is ONLY when editing and the event id has been set. |
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if ( ! empty($id)) { |
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$post = get_post($id); |
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//if NOT event then let's get out. |
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if ($post->post_type !== 'espresso_events') { |
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return $permalink_string; |
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} |
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$permalink_string .= $this->embedButtonHtml( |
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array($this->slug => $id), |
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'button-small' |
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); |
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} |
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return $permalink_string; |
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} |
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/** |
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* Adds an iframe embed code button via a WP do_action() as determined by the first parameter |
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* |
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* @param string $action name of the WP do_action() to hook into |
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*/ |
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public function addActionIframeEmbedButton($action) { |
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// add button for iframe code to event editor. |
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add_action( |
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$action, |
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array($this, 'addActionIframeEmbedButtonCallback'), |
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10, 2 |
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); |
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} |
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/** |
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* @return void |
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*/ |
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public function addActionIframeEmbedButtonCallback() |
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{ |
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echo $this->embedButtonHtml(); |
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} |
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/** |
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* Adds an iframe embed code button via a WP apply_filters() as determined by the first parameter |
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* |
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* @param string $filter name of the WP apply_filters() to hook into |
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* @param bool $append if true, will add iframe embed button to end of content, |
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* else if false, will add to the beginning of the content |
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*/ |
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public function addFilterIframeEmbedButton($filter, $append = true) { |
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$this->append_filterable_content = $append; |
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// add button for iframe code to event editor. |
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add_filter( |
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$filter, |
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array($this, 'addFilterIframeEmbedButtonCallback'), |
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10 |
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); |
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} |
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/** |
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* @param array|string $filterable_content |
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* @return array|string |
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*/ |
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public function addFilterIframeEmbedButtonCallback($filterable_content) |
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{ |
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$embedButtonHtml = $this->embedButtonHtml(); |
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if (is_array($filterable_content)) { |
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$filterable_content = $this->append_filterable_content |
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? $filterable_content + array($this->route_name => $embedButtonHtml) |
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: array($this->route_name => $embedButtonHtml) + $filterable_content; |
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} else { |
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$filterable_content = $this->append_filterable_content |
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? $filterable_content . $embedButtonHtml |
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: $embedButtonHtml . $filterable_content; |
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} |
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return $filterable_content; |
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} |
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/** |
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* iframe_embed_html |
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* |
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* @param array $query_args |
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* @param string $button_class |
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* @return string |
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*/ |
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public function embedButtonHtml($query_args = array(), $button_class = '' ) { |
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$query_args = array($this->route_name => 'iframe') + $query_args; |
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$query_args = (array) apply_filters( |
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'FHEE__EventEspresso_core_libraries_iframe_display_IframeEmbedButton__embedButtonHtml__query_args', |
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$query_args |
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); |
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// add this route to our localized vars |
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$iframe_module_routes = isset( \EE_Registry::$i18n_js_strings['iframe_module_routes'] ) |
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? \EE_Registry::$i18n_js_strings['iframe_module_routes'] |
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: array(); |
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$iframe_module_routes[ $this->route_name ] = $this->route_name; |
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\EE_Registry::$i18n_js_strings['iframe_module_routes'] = $iframe_module_routes; |
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$iframe_embed_html = \EEH_HTML::link( |
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'#', |
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sprintf( esc_html__( 'Embed %1$s', 'event_espresso' ), $this->iframe_name ), |
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sprintf( |
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esc_html__( |
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'click here to generate code for embedding %1$s iframe into another site.', |
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'event_espresso' |
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), |
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\EEH_Inflector::add_indefinite_article($this->iframe_name) |
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), |
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"{$this->route_name}-iframe-embed-trigger-js", |
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'iframe-embed-trigger-js button ' . $button_class, |
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'', |
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' data-iframe_embed_button="#' . $this->route_name . '-iframe-js" tabindex="-1"' |
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); |
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$iframe_embed_html .= \EEH_HTML::div( '', "{$this->route_name}-iframe-js", 'iframe-embed-wrapper-js', 'display:none;' ); |
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$iframe_embed_html .= esc_html( |
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\EEH_HTML::div( |
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'<iframe src="' . add_query_arg( $query_args, site_url() ) . '" width="100%" height="100%"></iframe>', |
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'', |
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'', |
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'width:100%; height: 500px;' |
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) |
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); |
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$iframe_embed_html .= \EEH_HTML::divx(); |
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return $iframe_embed_html; |
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} |
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/** |
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* enqueue iframe button js |
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*/ |
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public function embedButtonAssets() { |
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\EE_Registry::$i18n_js_strings['iframe_embed_title'] = esc_html__( |
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'copy and paste the following into any other site\'s content to display this event:', |
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'event_espresso' |
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); |
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\EE_Registry::$i18n_js_strings['iframe_embed_close_msg'] = esc_html__( |
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'click anywhere outside of this window to close it.', |
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'event_espresso' |
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); |
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wp_register_script( |
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'iframe_embed_button', |
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plugin_dir_url( __FILE__ ) . 'iframe-embed-button.js', |
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array( 'ee-dialog' ), |
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EVENT_ESPRESSO_VERSION, |
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true |
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); |
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wp_enqueue_script( 'iframe_embed_button' ); |
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} |
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/** |
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* generates embed button sections for admin pages |
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* |
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* @param array $embed_buttons |
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* @return string |
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*/ |
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public function addIframeEmbedButtonsSection(array $embed_buttons) |
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{ |
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$embed_buttons = (array)apply_filters( |
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'FHEE__EventEspresso_core_libraries_iframe_display_IframeEmbedButton__addIframeEmbedButtonsSection__embed_buttons', |
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$embed_buttons |
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); |
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// add button for iframe code to event editor. |
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$html = \EEH_HTML::br(2); |
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$html .= \EEH_HTML::h3(esc_html__('iFrame Embed Code', 'event_espresso')); |
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$html .= \EEH_HTML::p( |
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esc_html__( |
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'Click the following button(s) to generate iframe HTML that will allow you to embed your event content within the content of other websites.', |
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'event_espresso' |
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) |
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); |
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$html .= ' ' . implode(' ', $embed_buttons) . ' '; |
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$html .= \EEH_HTML::br(2); |
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return $html; |
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} |
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} |
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// End of file IframeEmbedButton.php |
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// Location: EventEspresso\core\libraries\iframe_display/IframeEmbedButton.php |
eventespresso /
event-espresso-core
