147 lines
3.3 KiB
PHP
147 lines
3.3 KiB
PHP
<?php
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namespace W3TC;
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class Extension_Swarmify_Plugin {
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private $reject_reason = '';
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private $_config = null;
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function __construct() {
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$this->_config = Dispatcher::config();
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}
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/**
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* Runs plugin
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*/
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function run() {
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add_filter( 'w3tc_config_default_values', array(
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$this, 'w3tc_config_default_values' ) );
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$config = Dispatcher::config();
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// remainder only when extension is frontend-active
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if ( !$config->is_extension_active_frontend( 'swarmify' ) )
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return;
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if ($this->_active()) {
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Util_Bus::add_ob_callback( 'swarmify', array(
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$this,
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'ob_callback'
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) );
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}
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add_filter( 'w3tc_footer_comment', array(
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$this,
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'w3tc_footer_comment'
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) );
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}
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public function w3tc_config_default_values( $default_values ) {
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$default_values['swarmify'] = array(
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'reject.logged' => false,
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'api_key' => '',
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'handle.htmlvideo' => true,
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'handle.jwplayer' => true
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);
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return $default_values;
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}
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function ob_callback( $buffer ) {
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$c = $this->_config;
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$api_key = $c->get_string( array( 'swarmify', 'api_key' ) );
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$api_key = preg_replace( '~[^0-9a-zA-Z-]~', '', $api_key ); // make safe
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$bootstrap_required = false;
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if ( $c->get_boolean( array( 'swarmify', 'handle.htmlvideo' ) ) ) {
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$count = 0;
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$buffer = preg_replace( '~<video([^<>]+)>~i', '<swarmvideo\\1>',
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$buffer, -1, $count );
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if ( $count ) {
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$buffer = preg_replace( '~<\\/video>~', '</swarmvideo>', $buffer );
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$bootstrap_required = true;
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}
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}
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if ( $c->get_boolean( array( 'swarmify', 'handle.jwplayer' ) ) ) {
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$count = 0;
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$buffer = preg_replace( '~jwplayer\s*\\(([^)]+)\\)\s*\\.setup\\(~', 'swarmify.jwPlayerEmbed(\\1, ',
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$buffer, -1, $count );
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if ( $count )
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$bootstrap_required = true;
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}
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// add bootstrap swarmify script if there are really any videos on page
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if ( $bootstrap_required ) {
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$loader_script = '<script>' .
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'var swarmoptions = {swarmcdnkey: "' . $api_key . '"};</script>' .
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'<script src="//assets.swarmcdn.com/cross/swarmcdn.js"></script>';
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$buffer = preg_replace( '~<head(\s+[^>]*)*>~Ui',
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'\\0' . $loader_script, $buffer, 1 );
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}
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return $buffer;
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}
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function _active() {
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$reject_reason = apply_filters( 'w3tc_swarmify_active', null );
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if ( !empty( $reject_reason ) ) {
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$this->reject_reason =
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__( 'rejected by filter: ', 'w3-total-cache' ) . $reject_reason;
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return false;
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}
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/**
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* Disable for AJAX so its not messed up
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*/
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if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) {
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$this->reject_reason = __( 'DOING_AJAX constant is defined', 'w3-total-cache' );
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return false;
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}
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if ( defined( 'WP_ADMIN' ) ) {
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$this->reject_reason = __( 'WP_ADMIN page', 'w3-total-cache' );
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return false;
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}
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/**
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* Check logged users
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*/
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if ( $this->_config->get_boolean( array( 'swarmify', 'reject.logged' ) ) &&
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is_user_logged_in() ) {
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$this->reject_reason = __( 'logged in user rejected',
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'w3-total-cache' );
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return false;
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}
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return true;
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}
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public function w3tc_footer_comment( $strings ) {
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$append = ( $this->reject_reason != '' ) ?
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sprintf( ' (%s)', $this->reject_reason ) : ' active';
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$strings[] = sprintf(
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__( "Swarmify%s", 'w3-total-cache' ),
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$append );
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return $strings;
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}
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}
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$p = new Extension_Swarmify_Plugin();
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$p->run();
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if ( is_admin() ) {
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$p = new Extension_Swarmify_Plugin_Admin();
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$p->run();
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}
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