function __construct($options = null)
{
if (is_a($options, 'BJLL_Options')) {
self::$_options = $options;
}
add_action('wp', array($this, 'init'), 99);
// run this as late as possible
}
static function filter($content)
{
$run_filter = true;
$run_filter = apply_filters('bj_lazy_load_run_filter', $content);
if (!$run_filter) {
return $content;
}
$BJLL = BJLL::singleton();
$content = $BJLL->_filter_images($content);
return $content;
}
function page_content()
{
$optionfields = array(array('title' => __('Apply to content', 'bj-lazy-load'), 'type' => 'radio', 'name' => 'filter_content', 'value' => array('yes' => __('Yes', 'bj-lazy-load'), 'no' => __('No', 'bj-lazy-load'))), array('title' => __('Apply to post thumbnails', 'bj-lazy-load'), 'type' => 'radio', 'name' => 'filter_post_thumbnails', 'value' => array('yes' => __('Yes', 'bj-lazy-load'), 'no' => __('No', 'bj-lazy-load'))), array('title' => __('Apply to gravatars', 'bj-lazy-load'), 'type' => 'radio', 'name' => 'filter_gravatars', 'value' => array('yes' => __('Yes', 'bj-lazy-load'), 'no' => __('No', 'bj-lazy-load'))), array('title' => __('Lazy load images', 'bj-lazy-load'), 'type' => 'radio', 'name' => 'lazy_load_images', 'value' => array('yes' => __('Yes', 'bj-lazy-load'), 'no' => __('No', 'bj-lazy-load'))), array('title' => __('Lazy load iframes', 'bj-lazy-load'), 'type' => 'radio', 'name' => 'lazy_load_iframes', 'value' => array('yes' => __('Yes', 'bj-lazy-load'), 'no' => __('No', 'bj-lazy-load'))), array('title' => __('Theme loader function', 'bj-lazy-load'), 'type' => 'select', 'name' => 'theme_loader_function', 'value' => array('wp_footer', 'wp_head')), array('title' => __('Placeholder Image URL', 'bj-lazy-load'), 'type' => 'text', 'name' => 'placeholder_url', 'desc' => sprintf('<p class="description">%s</p>', __('Leave blank for default', 'bj-lazy-load'))), array('title' => __('Skip images with classes', 'bj-lazy-load'), 'type' => 'text', 'name' => 'skip_classes', 'desc' => sprintf('<p class="description">%s</p>', __('Comma separated. Example: "no-lazy, lazy-ignore, image-235"', 'bj-lazy-load'))), array('title' => __('Threshold', 'bj-lazy-load'), 'type' => 'text', 'name' => 'threshold', 'desc' => sprintf('<p class="description">%s</p>', __('How close to the viewport the element should be when we load it. In pixels. Example: 200', 'bj-lazy-load'))));
$optionfields[] = array('title' => __('Infinite scroll', 'bj-lazy-load'), 'type' => 'radio', 'name' => 'infinite_scroll', 'value' => array('yes' => __('Yes', 'bj-lazy-load'), 'no' => __('No', 'bj-lazy-load')), 'desc' => sprintf('<p class="description">%s</p>', __('Enable if your theme uses infinite scroll.', 'bj-lazy-load')));
$optionfields[] = array('title' => __('Load hiDPI (retina) images', 'bj-lazy-load'), 'type' => 'radio', 'name' => 'load_hidpi', 'value' => array('yes' => __('Yes', 'bj-lazy-load'), 'no' => __('No', 'bj-lazy-load')), 'desc' => sprintf('<p class="description">%s</p>', __('Will load hiDPI version of the images if the current browser/screen supports them. (Experimental feature. Do NOT enable if you are using a CDN)', 'bj-lazy-load')));
$optionfields[] = array('title' => __('Load responsive images', 'bj-lazy-load'), 'type' => 'radio', 'name' => 'load_responsive', 'value' => array('yes' => __('Yes', 'bj-lazy-load'), 'no' => __('No', 'bj-lazy-load')), 'desc' => sprintf('<p class="description">%s</p>', __('Will load scaled down version of the images if the image is scaled down in the theme. (Experimental feature. Do NOT enable if you are using a CDN)', 'bj-lazy-load')));
if (BJLL::has_wptouch()) {
$optionfields[] = array('title' => __('Disable on WPTouch', 'bj-lazy-load'), 'type' => 'radio', 'name' => 'disable_on_wptouch', 'value' => array('yes' => __('Yes', 'bj-lazy-load'), 'no' => __('No', 'bj-lazy-load')), 'desc' => sprintf('<p class="description">%s</p>', __('Disables BJ Lazy Load when the WPTouch mobile theme is used', 'bj-lazy-load')));
}
if (BJLL::has_mobilepress()) {
$optionfields[] = array('title' => __('Disable on MobilePress', 'bj-lazy-load'), 'type' => 'radio', 'name' => 'disable_on_mobilepress', 'value' => array('yes' => __('Yes', 'bj-lazy-load'), 'no' => __('No', 'bj-lazy-load')), 'desc' => sprintf('<p class="description">%s</p>', __('Disables BJ Lazy Load when the MobilePress mobile theme is used', 'bj-lazy-load')));
}
echo $this->form_table($optionfields);
}
static function filter($content)
{
$run_filter = true;
$run_filter = apply_filters('bj_lazy_load_run_filter', $content);
if (!$run_filter) {
return $content;
}
$BJLL = BJLL::singleton();
$options = self::_get_options();
if ($options->get('lazy_load_images') == 'yes') {
$content = $BJLL->_filter_images($content);
}
if ($options->get('lazy_load_iframes') == 'yes') {
$content = $BJLL->_filter_iframes($content);
}
return $content;
}
