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<?php |
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/* |
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Plugin Name: iframe |
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Plugin URI: http://wordpress.org/plugins/iframe/ |
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Description: [iframe src="http://www.youtube.com/embed/4qsGTXLnmKs" width="100%" height="500"] shortcode |
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Version: 3.0 |
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Author: webvitaly |
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Author URI: http://web-profile.com.ua/wordpress/plugins/ |
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License: GPLv3 |
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*/ |
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|
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|
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function iframe_unqprfx_embed_shortcode( $atts, $content = null ) { |
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$defaults = array( |
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'src' => 'http://www.youtube.com/embed/4qsGTXLnmKs', |
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'width' => '100%', |
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'height' => '500', |
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'scrolling' => 'yes', |
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'class' => 'iframe-class', |
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'frameborder' => '0' |
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); |
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|
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foreach ( $defaults as $default => $value ) { // add defaults |
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if ( ! @array_key_exists( $default, $atts ) ) { // mute warning with "@" when no params at all |
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$atts[$default] = $value; |
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} |
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} |
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|
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// get_params_from_url |
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if ( isset( $atts["get_params_from_url"] ) && ( $atts["get_params_from_url"] == '1' || $atts["get_params_from_url"] == 1 ) ) { |
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$encode_string = ''; |
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if ( $_GET != NULL ) { |
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if ( strpos( $atts["src"], '?' ) ) { // if we already have '?' and GET params |
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$encode_string = '&'; |
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} else { |
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$encode_string = '?'; |
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} |
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foreach( $_GET as $key => $value ) { |
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$encode_string .= $key.'='.$value.'&'; |
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} |
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} |
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$encode_string = rtrim($encode_string, '&'); // remove last '&' |
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$atts["src"] .= $encode_string; |
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} |
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|
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$html = "\n".'<!-- iframe plugin v.3.0 wordpress.org/plugins/iframe/ -->'."\n"; |
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$html .= '<iframe'; |
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foreach( $atts as $attr => $value ) { |
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if ( $attr != 'same_height_as' ) { // remove some attributes |
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if ( $value != '' ) { // adding all attributes |
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$html .= ' ' . $attr . '="' . $value . '"'; |
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} else { // adding empty attributes |
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$html .= ' ' . $attr; |
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} |
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} |
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} |
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$html .= '></iframe>'."\n"; |
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|
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if ( isset( $atts["same_height_as"] ) ) { |
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$html .= ' |
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<script> |
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document.addEventListener("DOMContentLoaded", function(){ |
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var target_element, iframe_element; |
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iframe_element = document.querySelector("iframe.' . $atts["class"] . '"); |
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target_element = document.querySelector("' . $atts["same_height_as"] . '"); |
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iframe_element.style.height = target_element.offsetHeight + "px"; |
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}); |
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</script> |
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'; |
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} |
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|
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return $html; |
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} |
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add_shortcode( 'iframe', 'iframe_unqprfx_embed_shortcode' ); |
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|
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|
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function iframe_unqprfx_plugin_meta( $links, $file ) { // add 'Plugin page' and 'Donate' links to plugin meta row |
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if ( strpos( $file, 'iframe.php' ) !== false ) { |
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$links = array_merge( $links, array( '<a href="http://web-profile.com.ua/wordpress/plugins/iframe/" title="Plugin page">Iframe</a>' ) ); |
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$links = array_merge( $links, array( '<a href="http://web-profile.com.ua/donate/" title="Support the development">Donate</a>' ) ); |
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$links = array_merge( $links, array( '<a href="http://codecanyon.net/item/advanced-iframe-pro/5344999?ref=webvitaly">Advanced iFrame Pro</a>' ) ); |
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} |
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return $links; |
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} |
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add_filter( 'plugin_row_meta', 'iframe_unqprfx_plugin_meta', 10, 2 ); |
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