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<?php |
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/** |
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* Scribd Shortcode |
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* |
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* [scribd id=DOCUMENT_ID key=DOCUMENT_KEY mode=MODE] |
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* DOCUMENT_ID is an integer (also used as an object_id) |
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* DOCUMENT_KEY is an alphanumeric hash ('-' character as well) |
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* MODE can be 'list', 'book', 'slide', 'slideshow', or 'tile' |
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* |
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* [scribd id=39027960 key=key-3kaiwcjqhtipf25m8tw mode=list] |
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* |
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* @package automattic/jetpack |
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*/ |
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|
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/** |
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* Register Scribd shortcode. |
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* |
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* @param array $atts Shortcode attributes. |
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*/ |
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function scribd_shortcode_handler( $atts ) { |
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$atts = shortcode_atts( |
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array( |
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'id' => 0, |
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'key' => 0, |
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'mode' => '', |
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), |
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$atts, |
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'scribd' |
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); |
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|
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$modes = array( 'list', 'book', 'slide', 'slideshow', 'tile' ); |
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|
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$atts['id'] = (int) $atts['id']; |
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if ( preg_match( '/^[A-Za-z0-9-]+$/', $atts['key'], $m ) ) { |
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$atts['key'] = $m[0]; |
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|
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if ( ! in_array( $atts['mode'], $modes, true ) ) { |
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$atts['mode'] = ''; |
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} |
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|
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return scribd_shortcode_markup( $atts ); |
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} else { |
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return ''; |
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} |
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} |
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|
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/** |
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* Display the shortcode. |
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* |
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* @param array $atts Shortcode attributes. |
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* @return string The rendered shortcode. |
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*/ |
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function scribd_shortcode_markup( $atts ) { |
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$sandbox = class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request() |
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? 'sandbox="allow-popups allow-scripts allow-same-origin"' |
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: ''; |
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|
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$url = add_query_arg( |
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array( |
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'start_page' => '1', |
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'view_mode' => esc_attr( $atts['mode'] ), |
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'access_key' => esc_attr( $atts['key'] ), |
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), |
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esc_url( |
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sprintf( |
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'https://www.scribd.com/embeds/%1$d/content', |
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absint( $atts['id'] ) |
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) |
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) |
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); |
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|
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return sprintf( |
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'<iframe class="scribd_iframe_embed" src="%1$s" %2$s data-auto-height="true" scrolling="no" id="scribd_%3$d" width="100%%" height="500" frameborder="0"></iframe> |
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<div style="font-size:10px;text-align:center;width:100%%"><a href="https://www.scribd.com/doc/%3$d" rel="noopener noreferrer" target="_blank">%4$s</a></div>', |
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$url, |
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$sandbox, |
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absint( $atts['id'] ), |
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esc_html__( 'View this document on Scribd', 'jetpack' ) |
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); |
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} |
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add_shortcode( 'scribd', 'scribd_shortcode_handler' ); |
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|
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/** |
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* Scribd supports HTTPS, so use that endpoint to get HTTPS-compatible embeds. |
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* |
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* @param array $providers Array of oEmbed providers. |
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*/ |
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function scribd_https_oembed( $providers ) { |
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if ( isset( $providers['#https?://(www\.)?scribd\.com/doc/.*#i'] ) ) { |
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$providers['#https?://(www\.)?scribd\.com/doc/.*#i'][0] = 'https://www.scribd.com/services/oembed'; |
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} |
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|
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return $providers; |
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} |
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add_filter( 'oembed_providers', 'scribd_https_oembed' ); |
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|
