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<?php |
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/** |
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* Gallery |
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* |
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* @package Powerkit |
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* @subpackage Extensions |
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*/ |
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|
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/** |
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* Init module |
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*/ |
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class Powerkit_Gallery extends Powerkit_Module { |
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|
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/** |
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* Register module |
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*/ |
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public function register() { |
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$this->name = 'gallery'; |
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$this->slug = 'gallery'; |
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$this->type = 'extension'; |
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$this->category = 'basic'; |
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$this->public = false; |
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$this->enabled = false; |
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} |
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|
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/** |
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* Initialize module |
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*/ |
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public function initialize() { |
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add_action( 'admin_init', array( $this, 'gallery_init' ) ); |
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add_action( 'post_gallery', array( $this, 'change_post_gallery' ), 10, 3 ); |
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add_filter( 'jetpack_gallery_types', array( $this, 'jetpack_gallery_types' ) ); |
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|
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// Force Jetpack compatibility with our galleries. |
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add_filter( 'jp_carousel_force_enable', '__return_true' ); |
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} |
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|
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/** |
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* Gallery Shortcode Function |
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* |
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* @param string $output The current output. |
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* @param array $attr Attributes from the gallery shortcode. |
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* @param int $instance Numeric ID of the gallery shortcode instance. |
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*/ |
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public function change_post_gallery( $output, $attr, $instance ) { |
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|
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// Make sure we're overwriting only galleries with either layout or type attributes. |
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if ( ! ( isset( $attr['layout'] ) || isset( $attr['type'] ) ) ) { |
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return; |
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} |
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|
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// Support for the deprecated layout attribute. |
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if ( isset( $attr['layout'] ) ) { |
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if ( 'grid' === $attr['layout'] ) { |
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$attr['type'] = 'default'; |
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} else { |
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$attr['type'] = $attr['layout']; |
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} |
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} |
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|
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if ( ! isset( $attr['type'] ) ) { |
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return; |
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} |
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|
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// Return if type is neither justified nor slider. |
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$gallery_types = apply_filters( 'powerkit_gallery_types', array() ); |
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|
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if ( ! array_key_exists( $attr['type'], (array) $gallery_types ) ) { |
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return ''; |
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} |
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|
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global $post; |
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|
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$atts = shortcode_atts( |
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array( |
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'order' => 'ASC', |
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'orderby' => 'menu_order ID', |
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'id' => $post ? $post->ID : 0, |
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'itemtag' => 'figure', |
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'icontag' => 'div', |
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'captiontag' => 'figcaption', |
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'columns' => 3, |
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'type' => 'default', |
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'size' => 'thumbnail', |
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'include' => '', |
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'exclude' => '', |
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'link' => '', |
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), $attr, 'gallery' |
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); |
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|
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$settings = array( |
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'custom_class' => '', |
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'custom_attrs' => '', |
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); |
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|
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$settings = apply_filters( 'powerkit_gallery_settings', $settings, $attr ); |
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|
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$id = intval( $atts['id'] ); |
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|
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if ( ! empty( $atts['include'] ) ) { |
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$_attachments = get_posts( |
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array( |
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'include' => $atts['include'], |
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'post_status' => 'inherit', |
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'post_type' => 'attachment', |
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'post_mime_type' => 'image', |
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'order' => $atts['order'], |
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'orderby' => $atts['orderby'], |
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) |
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); |
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|
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$attachments = array(); |
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foreach ( $_attachments as $key => $val ) { |
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$attachments[ $val->ID ] = $_attachments[ $key ]; |
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} |
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} elseif ( ! empty( $atts['exclude'] ) ) { |
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$attachments = get_children( |
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array( |
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'post_parent' => $id, |
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'exclude' => $atts['exclude'], |
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'post_status' => 'inherit', |
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'post_type' => 'attachment', |
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'post_mime_type' => 'image', |
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'order' => $atts['order'], |
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'orderby' => $atts['orderby'], |
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) |
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); |
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} else { |
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$attachments = get_children( |
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array( |
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'post_parent' => $id, |
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'post_status' => 'inherit', |
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'post_type' => 'attachment', |
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'post_mime_type' => 'image', |
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'order' => $atts['order'], |
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'orderby' => $atts['orderby'], |
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) |
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); |
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} |
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|
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if ( empty( $attachments ) ) { |
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return ''; |
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} |
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|
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if ( is_feed() ) { |
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$output = "\n"; |
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foreach ( $attachments as $att_id => $attachment ) { |
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$output .= wp_get_attachment_link( $att_id, $atts['size'], true ) . "\n"; |
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} |
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return $output; |
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} |
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|
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$itemtag = tag_escape( $atts['itemtag'] ); |
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$captiontag = tag_escape( $atts['captiontag'] ); |
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$custom_class = $settings['custom_class']; |
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$custom_attrs = $settings['custom_attrs']; |
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|
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if ( 'justified' === $atts['type'] ) { |
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$captiontag = 'div'; |
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} |
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|
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$type = esc_attr( $atts['type'] ); |
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$float = is_rtl() ? 'right' : 'left'; |
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|
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$selector = "gallery-{$instance}"; |
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|
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$size_class = sanitize_html_class( $atts['size'] ); |
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$gallery_div = "<div id='$selector' class='gallery galleryid-{$id} gallery-type-{$type} gallery-size-{$size_class} {$custom_class}' {$custom_attrs}>"; |
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|
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$output = apply_filters( 'powerkit_gallery_style', $gallery_div ); |
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|
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$i = 0; |
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foreach ( $attachments as $id => $attachment ) { |
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|
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$attr = ( trim( $attachment->post_excerpt ) ) ? array( |
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'aria-describedby' => "$selector-$id", |
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) : array(); |
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|
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// Add gallery type attribute. |
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$attr['data-gallery'] = $atts['type']; |
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|
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if ( ! empty( $atts['link'] ) && 'file' === $atts['link'] ) { |
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$image_output = wp_get_attachment_link( $id, $atts['size'], false, false, false, $attr ); |
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} elseif ( ! empty( $atts['link'] ) && 'none' === $atts['link'] ) { |
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$image_output = wp_get_attachment_image( $id, $atts['size'], false, $attr ); |
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} else { |
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$image_output = wp_get_attachment_link( $id, $atts['size'], true, false, false, $attr ); |
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} |
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$image_meta = wp_get_attachment_metadata( $id ); |
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|
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$output .= "<{$itemtag} class='gallery-item'>"; |
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$output .= $image_output; |
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if ( $captiontag && trim( $attachment->post_excerpt ) ) { |
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$output .= " |
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<{$captiontag} class='caption wp-caption-text gallery-caption' id='$selector-$id'> |
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" . wptexturize( $attachment->post_excerpt ) . " |
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</{$captiontag}>"; |
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} |
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$output .= "</{$itemtag}>"; |
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} |
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|
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$output .= '</div>'; |
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|
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return $output; |
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} |
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|
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/** |
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* Add new gallery types if Jetpack is not installed |
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*/ |
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public function gallery_init() { |
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add_action( 'print_media_templates', array( $this, 'print_media_templates' ) ); |
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} |
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|
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/** |
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* Add new gallery types to Jetpack if it's installed |
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* |
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* @param array $types Existing Jetpack gallery types. |
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*/ |
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public function jetpack_gallery_types( $types ) { |
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|
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$gallery_types = apply_filters( |
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'powerkit_gallery_types', array( |
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'default' => esc_html__( 'Default', 'powerkit' ), |
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) |
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); |
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|
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$types = array_merge( $types, $gallery_types ); |
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|
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return $types; |
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} |
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|
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/** |
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* Add Gallery Type Dropdown |
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*/ |
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public function print_media_templates() { |
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|
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// Return if Jetpack's Tiled Gallery. |
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if ( class_exists( 'Jetpack' ) && Jetpack::is_module_active( 'tiled-gallery' ) ) { |
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return ''; |
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} |
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|
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$gallery_types = apply_filters( |
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'powerkit_gallery_types', array( |
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'default' => esc_html__( 'Default', 'powerkit' ), |
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) |
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); |
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|
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$default_gallery_type = apply_filters( 'powerkit_default_gallery_type', 'default' ); |
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?> |
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|
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<script type="text/html" id="tmpl-pk-gallery-settings"> |
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<label class="setting"> |
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<span><?php esc_html_e( 'Type', 'powerkit' ); ?></span> |
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<select class="type" name="type" data-setting="type"> |
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<?php foreach ( $gallery_types as $value => $caption ) : ?> |
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<option value="<?php echo esc_attr( $value ); ?>"><?php echo esc_html( $caption ); ?></option> |
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<?php endforeach; ?> |
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</select> |
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</label> |
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</script> |
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|
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<script> |
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jQuery( document ).ready( function() { |
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_.extend( wp.media.gallery.defaults, { |
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type: '<?php echo esc_attr( $default_gallery_type ); ?>' |
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} ); |
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|
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// join default gallery settings template with yours -- store in list |
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if ( !wp.media.gallery.templates ) wp.media.gallery.templates = [ 'gallery-settings' ]; |
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wp.media.gallery.templates.push( 'pk-gallery-settings' ); |
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|
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// loop through list -- allowing for other templates/settings |
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wp.media.view.Settings.Gallery = wp.media.view.Settings.Gallery.extend( { |
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template: function( view ) { |
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var output = ''; |
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for ( var i in wp.media.gallery.templates ) { |
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output += wp.media.template( wp.media.gallery.templates[ i ] )( view ); |
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} |
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return output; |
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}, |
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render: function() { |
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var $el = this.$el; |
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|
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wp.media.view.Settings.prototype.render.apply( this, arguments ); |
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|
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// Hide the Columns setting for all types except Default |
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$el.find( 'select[name=type]' ).on( 'change', function () { |
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var columnSetting = $el.find( 'select[name=columns]' ).closest( 'label.setting' ); |
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|
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if ( 'default' === jQuery( this ).val() || 'thumbnails' === jQuery( this ).val() ) { |
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columnSetting.show(); |
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} else { |
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columnSetting.hide(); |
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} |
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} ).change(); |
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|
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return this; |
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} |
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} ); |
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|
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} ); |
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</script> |
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<?php |
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} |
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} |
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|
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new Powerkit_Gallery(); |
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|
