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<title>[2118] 2013/frederickding/importer/trunk: Include cron-based importer from Tumblr Importer plugin</title>
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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://gsoc.trac.wordpress.org/changeset/2118">2118</a></dd>
<dt>Author</dt> <dd>frederick.ding</dd>
<dt>Date</dt> <dd>2013-07-15 21:24:58 +0000 (Mon, 15 Jul 2013)</dd>
</dl>
<h3>Log Message</h3>
<pre>Include cron-based importer from Tumblr Importer plugin
- Also added comment for WXR importer fork
- Added attribution comment to cron-based importer
- Allow defining `IMPORT_DEBUG` constant elsewhere
See <a href="http://gsoc.trac.wordpress.org/ticket/323">#323</a></pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#2013frederickdingimportertrunkwordpressimporterphp">2013/frederickding/importer/trunk/wordpress-importer.php</a></li>
</ul>
<h3>Added Paths</h3>
<ul>
<li><a href="#2013frederickdingimportertrunkgitignore">2013/frederickding/importer/trunk/.gitignore</a></li>
<li><a href="#2013frederickdingimportertrunkclasswpimportercronphp">2013/frederickding/importer/trunk/class-wp-importer-cron.php</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="2013frederickdingimportertrunkgitignore"></a>
<div class="addfile"><h4>Added: 2013/frederickding/importer/trunk/.gitignore (0 => 2118)</h4>
<pre class="diff"><span>
<span class="info">--- 2013/frederickding/importer/trunk/.gitignore (rev 0)
+++ 2013/frederickding/importer/trunk/.gitignore 2013-07-15 21:24:58 UTC (rev 2118)
</span><span class="lines">@@ -0,0 +1 @@
</span><ins>+.idea/
</ins></span></pre></div>
<a id="2013frederickdingimportertrunkclasswpimportercronphp"></a>
<div class="addfile"><h4>Added: 2013/frederickding/importer/trunk/class-wp-importer-cron.php (0 => 2118)</h4>
<pre class="diff"><span>
<span class="info">--- 2013/frederickding/importer/trunk/class-wp-importer-cron.php (rev 0)
+++ 2013/frederickding/importer/trunk/class-wp-importer-cron.php 2013-07-15 21:24:58 UTC (rev 2118)
</span><span class="lines">@@ -0,0 +1,93 @@
</span><ins>+<?php
+/**
+ * WP_Importer_Cron base class
+ *
+ * Adds cron based importing functionality to WP_Importer
+ *
+ * Forked from the Tumblr Importer (http://wordpress.org/plugins/tumblr-importer/)
+ * at revision 477917; original work by Otto42 and westi.
+ */
+
+if ( !class_exists( 'WP_Importer_Cron' ) ) :
+
+ require_once ABSPATH . 'wp-admin/includes/import.php';
+
+ if ( !class_exists( 'WP_Importer' ) ) {
+ $class_wp_importer = ABSPATH . 'wp-admin/includes/class-wp-importer.php';
+ if ( file_exists( $class_wp_importer ) ) {
+ require_once $class_wp_importer;
+ } else {
+ return;
+ }
+ }
+
+ class WP_Importer_Cron extends WP_Importer {
+
+ function __construct() {
+ // start the clock
+ $this->_importer_started = time();
+ $this->_max_execution_time = 30; // default to 30 seconds of time on the clock
+ parent::__construct();
+
+ // add the importer schedule
+ add_filter( 'cron_schedules', array( $this, 'importer_schedule' ) );
+
+ // add the importer hook
+ add_action( 'wp_cron_importer_hook', array( $this, 'importer_callback' ) );
+
+ //load the variables
+ $options = get_option( get_class($this) );
+
+ if ( is_array($options) )
+ foreach ( $options as $key => $value )
+ $this->$key = $value;
+ }
+
+ // Check to see if you have time remaining on the clock
+ function have_time() {
+ if ( time() - $this->_importer_started > $this->_max_execution_time ) return false;
+ return true;
+ }
+
+ // add the once every three minute schedule
+ function importer_schedule( $schedules ) {
+ $schedules['everyminute'] = array( 'interval' => 60, 'display' => __('Every Minute') );
+ return $schedules;
+ }
+
+ // schedule an importer job
+ function schedule_import_job( $function_name, $args=array() ) {
+ $this->callback = $function_name;
+ wp_schedule_event(time(), 'everyminute', 'wp_cron_importer_hook' , $args);
+ }
+
+ // internal callback that checks for a finished import and clears old jobs out
+ function importer_callback( $args=array() ) {
+ $args = (array)$args;
+
+ if ( isset($this->callback) ) {
+ $complete = call_user_func_array( array( $this, $this->callback ), $args );
+ } else {
+ // no callback, force the cron job to end
+ $complete = true;
+ }
+
+ if ( $complete ) {
+ // importer is finished, stop the scheduler
+ wp_clear_scheduled_hook( 'wp_cron_importer_hook', $args);
+ }
+ }
+
+ // function to let the class save its own variables
+ function save_vars() {
+ $vars = get_object_vars($this);
+ foreach($vars as $var=>$val) {
+ if ($var[0] == "_") unset ($vars[$var]);
+ }
+ update_option( get_class($this), $vars );
+
+ return !empty($vars);
+ }
+ }
+
+endif; // class_exists
</ins><span class="cx">\ No newline at end of file
</span></span></pre></div>
<a id="2013frederickdingimportertrunkwordpressimporterphp"></a>
<div class="modfile"><h4>Modified: 2013/frederickding/importer/trunk/wordpress-importer.php (2117 => 2118)</h4>
<pre class="diff"><span>
<span class="info">--- 2013/frederickding/importer/trunk/wordpress-importer.php 2013-07-15 15:08:03 UTC (rev 2117)
+++ 2013/frederickding/importer/trunk/wordpress-importer.php 2013-07-15 21:24:58 UTC (rev 2118)
</span><span class="lines">@@ -8,13 +8,17 @@
</span><span class="cx"> Version: 0.6.1
</span><span class="cx"> Text Domain: wordpress-importer
</span><span class="cx"> License: GPL version 2 or later - http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
</span><ins>+
+Forked from the WordPress Importer (http://wordpress.org/extend/plugins/wordpress-importer/)
+at revision 718670.
</ins><span class="cx"> */
</span><span class="cx">
</span><span class="cx"> if ( ! defined( 'WP_LOAD_IMPORTERS' ) )
</span><span class="cx"> return;
</span><span class="cx">
</span><span class="cx"> /** Display verbose errors */
</span><del>-define( 'IMPORT_DEBUG', false );
</del><ins>+if ( ! defined( 'IMPORT_DEBUG' ) )
+ define( 'IMPORT_DEBUG', false );
</ins><span class="cx">
</span><span class="cx"> // Load Importer API
</span><span class="cx"> require_once ABSPATH . 'wp-admin/includes/import.php';
</span></span></pre>
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