cronCreatePDFs.php

<?php
/*
 * This file is part of wp-mpdf.
 * wp-mpdf is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free  
 * Software Foundation, either version 3 of the License, or (at your option) any later version.
 *
 * wp-mpdf is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or  
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with wp-mpdf. If not, see <http://www.gnu.org/licenses/>.
 */


//Call this script from a cron job to create/update the pdf cache
require_once( dirname( __FILE__ ) . '/../../../wp-config.php' );
require_once( dirname( __FILE__ ) . '/wp-mpdf.php' );


//Disable the Timeout
set_time_limit( 0 );


//Check if Caching is enabled or not
if ( get_option( 'mpdf_caching' ) != true ) {
	echo "No caching enabled\n";
	exit( - 1 );
}


//Do login if is whished
if ( get_option( 'mpdf_cron_user' ) != '' ) {
	$userId = get_option( 'mpdf_cron_user' );
	if ( get_option( 'mpdf_cron_user' ) == 'auto' ) {
		$aUsersID = $wpdb->get_col( $wpdb->prepare( 'SELECT ID FROM ' . $wpdb->users . ' LIMIT 1' ) );
		foreach ( $aUsersID as $iUserID ) {
			$userId = $iUserID;
		}
	}

	wp_set_current_user( $userId );
}


//Cache the posts
$_GET['output'] = 'pdf';
echo "Start cache creating\n";

$posts = get_posts( 'numberposts=-1&order=ASC&orderby=title' );
foreach ( $posts as $post ) {
	if ( $post->post_title == '' ) {
		echo "Skip post creating: No Title (" . $post->ID . ")\n";
		continue;
	}

	echo "Create cache for post (" . $post->ID . ")\n";


	query_posts( 'p=' . $post->ID );
	mpdf_exec( 'false' );
}

echo "Caching finished\n";
?>