' . PHP_EOL;
echo '' . PHP_EOL;
}, 0);
/**
* Add client script
*/
add_action('wp_footer', function(){
echo '' . PHP_EOL;
});
/**
* Register widgets
*/
add_action('widgets_init', function() {
require WP_PLUGIN_DIR . '/adsinserter/widgets/placement.php';
register_widget( 'AdsInserter_Placement_Widget' );
});
/**
* Add options page in admin dashboard
*/
if ( is_admin() ) {
$aiOptionsPage = new AdsInserter_Options();
}
/**
* In text placement
*/
add_filter('the_content', function($content){
if (is_feed()) {
return $content;
}
if (function_exists('is_amp_endpoint') && is_amp_endpoint()) {
return $content;
}
$options = get_option(AdsInserter_Options::OPTIONS);
if (!$options) {
return $content;
}
$options = array_merge([
AdsInserter_Options::OPTION_INTEXT_ENABLED => false,
AdsInserter_Options::OPTION_INTEXT_PLACEMENT_ID => 0,
AdsInserter_Options::OPTION_INTEXT_START => 1,
AdsInserter_Options::OPTION_INTEXT_DENSITY => 3,
], $options);
if (!$options[AdsInserter_Options::OPTION_INTEXT_ENABLED]) {
return $content;
}
if (!$options[AdsInserter_Options::OPTION_INTEXT_PLACEMENT_ID]) {
return $content;
}
if (!$options[AdsInserter_Options::OPTION_INTEXT_DENSITY]) {
return $content;
}
$p_array = explode('', $content);
$p_count = count($p_array);
$out_content = '';
$counter = 0;
$aiPlacementCode = sprintf(
'',
$options[AdsInserter_Options::OPTION_INTEXT_PLACEMENT_ID]
);
for ($i = 0; $i < $p_count; $i++) {
$out_content .= $p_array[ $i ] . '';
if (function_exists('mb_strlen')) {
if (!mb_strlen(trim($p_array[ $i ]))) {
continue;
}
} else {
if (!strlen(trim($p_array[ $i ]))) {
continue;
}
}
if ($i >= $options[ AdsInserter_Options::OPTION_INTEXT_START ]) {
if (! ( $counter % $options[ AdsInserter_Options::OPTION_INTEXT_DENSITY ] )) {
$out_content .= $aiPlacementCode;
}
$counter++;
}
}
return $out_content;
}, 20);