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<?php |
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/** |
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* FooGallery_Admin_CSS_Load_Optimizer class |
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* Date: 23/06/2015 |
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*/ |
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if (!class_exists('FooGallery_Admin_CSS_Load_Optimizer')) { |
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class FooGallery_Admin_CSS_Load_Optimizer { |
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private $_locator; |
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function __construct() { |
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add_action( 'foogallery_start_attach_gallery_to_post', array( $this, 'start_attach_gallery_to_post' ) ); |
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add_action( 'foogallery_attach_gallery_to_post', array( $this, 'attach_shortcode_to_post' ), 10, 2 ); |
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add_action( 'foogallery_after_save_gallery', array( $this, 'detach_gallery_from_all_posts' ), 10, 1 ); |
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} |
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function start_attach_gallery_to_post( $post_id ) { |
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//Clear any foogallery css that the post might need to include |
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delete_post_meta( $post_id, FOOGALLERY_META_POST_USAGE_CSS ); |
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//create an instance of the template loader that we will use to find CSS files that the different FooGalleries will require to be loaded |
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$template_loader = new FooGallery_Template_Loader(); |
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$this->_locator = $template_loader->create_locator_instance(); |
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} |
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function attach_shortcode_to_post( $post_id, $foogallery_id ) { |
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global $foogallery_templates_css; |
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if ( !is_array( $foogallery_templates_css ) ) { |
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$foogallery_templates_css = array(); |
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} |
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//load the foogallery, so we can get the template that is used |
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$foogallery = FooGallery::get_by_id( $foogallery_id ); |
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$template = $foogallery->gallery_template; |
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//check to see if we have already added this template's stylesheet |
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if ( array_key_exists( $template, $foogallery_templates_css ) ) { |
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//we have already added the template's stylesheets, so do not try again. Possibly 2 galleries on the page |
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} else { |
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$foogallery_templates_css[] = $template; |
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if ( false !== ( $css_location = $this->_locator->locate_file( "gallery-{$template}.css" ) ) ) { |
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$style = array( |
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'src' => $css_location['url'], |
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'deps' => array(), |
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'ver' => FOOGALLERY_VERSION, |
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'media' => 'all' |
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); |
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add_post_meta( $post_id, FOOGALLERY_META_POST_USAGE_CSS, array( "foogallery-template-{$template}" => $style ), false ); |
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} |
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} |
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} |
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function detach_gallery_from_all_posts( $post_id ) { |
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$gallery = FooGallery::get_by_id( $post_id ); |
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$posts = $gallery->find_usages(); |
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foreach ( $posts as $post ) { |
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delete_post_meta( $post->ID, FOOGALLERY_META_POST_USAGE_CSS ); |
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} |
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} |
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} |
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} |
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fooplugins /
foogallery
