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<?php |
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|
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/** |
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* Class Optml_revslider. |
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* |
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* @reason The slider output dont needs the data-opt-src and uses a background lazyload approach. |
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*/ |
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class Optml_revslider extends Optml_compatibility { |
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|
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/** |
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* Should we load the integration logic. |
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* |
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* @return bool Should we load. |
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*/ |
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function should_load() { |
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include_once( ABSPATH . 'wp-admin/includes/plugin.php' ); |
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|
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return is_plugin_active( 'revslider/revslider.php' ); |
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} |
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|
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/** |
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* Register integration details. |
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*/ |
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public function register() { |
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|
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add_filter( 'optml_possible_lazyload_flags', [ $this, 'add_lazyflag' ], 10, 2 ); |
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add_filter( 'optml_ignore_data_opt_flag', [$this, 'add_data_ignore'], 10, 3 ); |
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add_filter( 'optml_lazyload_bg_classes', [$this, 'add_bg_class'], 10, 1 ); |
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} |
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|
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/** |
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* Add Slider Revolution lazyload flag. |
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* |
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* @param array $strings Old strings. |
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* |
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* @return array New flags. |
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*/ |
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function add_lazyflag( $strings = array() ) { |
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|
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$strings[] = 'rev-slidebg'; |
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|
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return $strings; |
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} |
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|
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/** |
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* Add classes for lazyload on background. |
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* |
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* @param string $classes Old classes. |
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* |
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* @return array New classes. |
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*/ |
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public function add_bg_class( $classes = array() ) { |
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$classes[] = 'tp-bgimg'; |
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|
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return $classes; |
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} |
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|
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/** |
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* Adds flag that should ignore applying the data-opt-src |
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* |
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* @param string $flags Flag that should ignore. |
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* |
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* @return array New flags. |
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*/ |
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public function add_data_ignore( $flags = array() ) { |
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$flags[] = 'rev-slidebg'; |
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|
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return $flags; |
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} |
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|
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} |
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|
