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Added data-lazy-src img attribute and noscript tag to allowed html #8

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Added data-lazy-src img attribute and noscript tag to allowed html #8

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8db4d8d
Added data-lazy-src attribute to img tag and added noscript tag to al…
mauteri Oct 21, 2016
a2a6112
Added an opt-in filter for allowing HTML post tags for lazy load.
mauteri Oct 22, 2016
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12 changes: 12 additions & 0 deletions lazy-load.php
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Original file line number Diff line number Diff line change
Expand Up @@ -35,6 +35,10 @@ static function setup_filters() {
add_filter( 'the_content', array( __CLASS__, 'add_image_placeholders' ), 99 ); // run this later, so other content filters have run, including image_add_wh on WP.com
add_filter( 'post_thumbnail_html', array( __CLASS__, 'add_image_placeholders' ), 11 );
add_filter( 'get_avatar', array( __CLASS__, 'add_image_placeholders' ), 11 );

if ( apply_filters( 'lazy_load_kses_allowed_html', false ) ) {
add_filter( 'wp_kses_allowed_html', array( __CLASS__, 'allowed_post_tags' ), 10, 2 );
}
}

static function add_scripts() {
Expand Down Expand Up @@ -102,6 +106,14 @@ static function is_enabled() {
static function get_url( $path = '' ) {
return plugins_url( ltrim( $path, '/' ), __FILE__ );
}

public function allowed_post_tags( $allowedposttags, $context ) {
if ( 'post' === $context && ! empty( $allowedposttags['img'] ) ) {
$allowedposttags['img']['data-lazy-src'] = true;
$allowedposttags['noscript'] = array();
}
return $allowedposttags;
}
}

function lazyload_images_add_placeholders( $content ) {
Expand Down