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<?php
namespace mp_timetable\classes\models;
use mp_timetable\classes\libs;
use mp_timetable\plugin_core\classes\Model as Model;
/**
* Export model
*/
class Export extends Model {
protected static $instance;
private $table;
public static function get_instance() {
if (null === self::$instance) {
self::$instance = new self();
}
return self::$instance;
}
function __construct() {
$this->table = Events::get_instance()->table_name;
parent::__construct();
}
/**
* Export file
*/
public function export() {
global $wpdb, $post;
if (!defined('ABSPATH')) exit;
if (!function_exists('export_wp')) {
include_once(ABSPATH . 'wp-admin/includes/export.php');
}
$args = array('content' => $this->post_types, 'author' => false, 'category' => false,
'start_date' => false, 'end_date' => false, 'status' => false);
$defaults = array('content' => 'all', 'author' => false, 'category' => false,
'start_date' => false, 'end_date' => false, 'status' => false,
);
$args = wp_parse_args($args, $defaults);
/**
* Fires at the beginning of an export, before any headers are sent.
*
* @since 2.3.0
*
* @param array $args An array of export arguments.
*/
do_action('export_wp', $args);
$filename = $this->file_name();
header('Content-Description: File Transfer');
header('Content-Disposition: attachment; filename=' . $filename);
header('Content-Type: text/xml; charset=' . get_option('blog_charset'), true);
if ('all' != $args['content'] && post_type_exists($args['content'])) {
$ptype = get_post_type_object($args['content']);
if (!$ptype->can_export)
$args['content'] = 'post';
$where = $wpdb->prepare("{$wpdb->posts}.post_type = %s", $args['content']);
} else {
$post_types = get_post_types(array('can_export' => true));
$post_types = array_intersect($post_types, $args['content']);
$esses = array_fill(0, count($post_types), '%s');
$where = $wpdb->prepare("{$wpdb->posts}.post_type IN (" . implode(',', $esses) . ')', $post_types);
}
if ($args['status'] && ('post' == $args['content'] || 'page' == $args['content']))
$where .= $wpdb->prepare(" AND {$wpdb->posts}.post_status = %s", $args['status']);
else
$where .= " AND {$wpdb->posts}.post_status != 'auto-draft'";
$join = '';
if ($args['category'] && 'post' == $args['content']) {
if ($term = term_exists($args['category'], 'category')) {
$join = "INNER JOIN {$wpdb->term_relationships} ON ({$wpdb->posts}.ID = {$wpdb->term_relationships}.object_id)";
$where .= $wpdb->prepare(" AND {$wpdb->term_relationships}.term_taxonomy_id = %d", $term['term_taxonomy_id']);
}
}
if ('post' == $args['content'] || 'page' == $args['content'] || 'attachment' == $args['content']) {
if ($args['author'])
$where .= $wpdb->prepare(" AND {$wpdb->posts}.post_author = %d", $args['author']);
if ($args['start_date'])
$where .= $wpdb->prepare(" AND {$wpdb->posts}.post_date >= %s", date('Y-m-d', strtotime($args['start_date'])));
if ($args['end_date'])
$where .= $wpdb->prepare(" AND {$wpdb->posts}.post_date < %s", date('Y-m-d', strtotime('+1 month', strtotime($args['end_date']))));
}
// Grab a snapshot of post IDs, just in case it changes during the export.
$post_ids = $wpdb->get_col("SELECT ID FROM {$wpdb->posts} $join WHERE $where");
/*
* Get the requested terms ready, empty unless posts filtered by category
* or all content.
*/
$thumbnail_ids = array();
foreach ($post_ids as $ID) {
$thumbnail_id = get_post_thumbnail_id($ID);
if (empty($thumbnail_id)) {
continue;
}
$thumbnail_ids[] = $thumbnail_id;
}
if (!empty($thumbnail_ids)) {
$post_ids = array_merge($post_ids, $thumbnail_ids);
}
$cats = $tags = $terms = array();
if (!empty($this->taxonomy_names)) {
$custom_taxonomies = get_taxonomies(array('_builtin' => false));
$custom_terms = (array)get_terms($this->taxonomy_names, array('get' => 'all'));
// Put terms in order with no child going before its parent.
while ($t = array_shift($custom_terms)) {
if ($t->parent == 0 || isset($terms[$t->parent]))
$terms[$t->term_id] = $t;
else
$custom_terms[] = $t;
}
unset($categories, $custom_taxonomies, $custom_terms);
}
add_filter('mptt_export_skip_postmeta', array($this, 'mptt_filter_postmeta'), 10, 2);
echo '<?xml version="1.0" encoding="' . get_bloginfo('charset') . "\" ?>\n"; ?>
<?php the_generator('export'); ?>
<rss version="2.0"
xmlns:excerpt="http://wordpress.org/export/<?php echo WXR_VERSION; ?>/excerpt/"
xmlns:content="http://purl.org/rss/1.0/modules/content/"
xmlns:wfw="http://wellformedweb.org/CommentAPI/"
xmlns:dc="http://purl.org/dc/elements/1.1/"
xmlns:wp="http://wordpress.org/export/<?php echo WXR_VERSION; ?>/">
<channel>
<title><?php bloginfo_rss('name'); ?></title>
<link><?php bloginfo_rss('url'); ?></link>
<description><?php bloginfo_rss('description'); ?></description>
<pubDate><?php echo date('D, d M Y H:i:s +0000'); ?></pubDate>
<language><?php bloginfo_rss('language'); ?></language>
<wp:wxr_version><?php echo WXR_VERSION; ?></wp:wxr_version>
<wp:base_site_url><?php echo $this->mptt_site_url(); ?></wp:base_site_url>
<wp:base_blog_url><?php bloginfo_rss('url'); ?></wp:base_blog_url>
<?php $this->mptt_authors_list($post_ids); ?>
<?php foreach ($terms as $t) : ?>
<wp:term>
<wp:term_id><?php echo $this->mptt_cdata($t->term_id); ?></wp:term_id>
<wp:term_taxonomy><?php echo $this->mptt_cdata($t->taxonomy); ?></wp:term_taxonomy>
<wp:term_slug><?php echo $this->mptt_cdata($t->slug); ?></wp:term_slug>
<wp:term_parent><?php echo $this->mptt_cdata($t->parent ? $terms[$t->parent]->slug : ''); ?></wp:term_parent><?php $this->mptt_term_name($t); ?><?php $this->mptt_term_description($t); ?> </wp:term>
<?php endforeach; ?>
<?php
/** This action is documented in wp-includes/feed-rss2.php */
do_action('rss2_head');
?>
<?php if ($post_ids) {
/**
* @global WP_Query $wp_query
*/
global $wp_query;
// Fake being in the loop.
$wp_query->in_the_loop = true;
// Fetch 20 posts at a time rather than loading the entire table into memory.
while ($next_posts = array_splice($post_ids, 0, 20)) {
$where = 'WHERE ID IN (' . join(',', $next_posts) . ')';
$posts = $wpdb->get_results("SELECT * FROM {$wpdb->posts} $where");
// Begin Loop.
foreach ($posts as $post) {
setup_postdata($post);
$is_sticky = is_sticky($post->ID) ? 1 : 0; ?>
<item>
<title><?php
/** This filter is documented in wp-includes/feed.php */
echo apply_filters('the_title_rss', $post->post_title); ?></title>
<link><?php the_permalink_rss() ?></link>
<pubDate><?php echo mysql2date('D, d M Y H:i:s +0000', get_post_time('Y-m-d H:i:s', true), false); ?></pubDate>
<dc:creator><?php echo $this->mptt_cdata(get_the_author_meta('login')); ?></dc:creator>
<guid isPermaLink="false"><?php the_guid(); ?></guid>
<description></description>
<content:encoded><?php
/**
* Filter the post content used for WXR exports.
*
* @since 2.5.0
*
* @param string $post_content Content of the current post.
*/
echo $this->mptt_cdata(apply_filters('the_content_export', $post->post_content));
?></content:encoded>
<excerpt:encoded><?php
/**
* Filter the post excerpt used for WXR exports.
*
* @since 2.6.0
*
* @param string $post_excerpt Excerpt for the current post.
*/
echo $this->mptt_cdata(apply_filters('the_excerpt_export', $post->post_excerpt));
?></excerpt:encoded>
<wp:post_id><?php echo intval($post->ID); ?></wp:post_id>
<wp:post_date><?php echo $this->mptt_cdata($post->post_date); ?></wp:post_date>
<wp:post_date_gmt><?php echo $this->mptt_cdata($post->post_date_gmt); ?></wp:post_date_gmt>
<wp:comment_status><?php echo $this->mptt_cdata($post->comment_status); ?></wp:comment_status>
<wp:ping_status><?php echo $this->mptt_cdata($post->ping_status); ?></wp:ping_status>
<wp:post_name><?php echo $this->mptt_cdata($post->post_name); ?></wp:post_name>
<wp:status><?php echo $this->mptt_cdata($post->post_status); ?></wp:status>
<wp:post_parent><?php echo intval($post->post_parent); ?></wp:post_parent>
<wp:menu_order><?php echo intval($post->menu_order); ?></wp:menu_order>
<wp:post_type><?php echo $this->mptt_cdata($post->post_type); ?></wp:post_type>
<wp:post_password><?php echo $this->mptt_cdata($post->post_password); ?></wp:post_password>
<wp:is_sticky><?php echo intval($is_sticky); ?></wp:is_sticky>
<?php if ($post->post_type == 'attachment') : ?>
<wp:attachment_url><?php echo $this->mptt_cdata(wp_get_attachment_url($post->ID)); ?></wp:attachment_url>
<?php endif; ?>
<?php $this->mptt_post_taxonomy(); ?>
<?php $postmeta = $wpdb->get_results($wpdb->prepare("SELECT * FROM $wpdb->postmeta WHERE post_id = %d", $post->ID));
foreach ($postmeta as $meta) :
/**
* Filter whether to selectively skip post meta used for WXR exports.
*
* Returning a truthy value to the filter will skip the current meta
* object from being exported.
*
* @since 3.3.0
*
* @param bool $skip Whether to skip the current post meta. Default false.
* @param string $meta_key Current meta key.
* @param object $meta Current meta object.
*/
if (apply_filters('mptt_export_skip_postmeta', false, $meta->meta_key, $meta))
continue;
?>
<wp:postmeta>
<wp:meta_key><?php echo $this->mptt_cdata($meta->meta_key); ?></wp:meta_key>
<wp:meta_value><?php echo $this->mptt_cdata($meta->meta_value); ?></wp:meta_value>
</wp:postmeta>
<?php endforeach; ?>
<?php
$_comments = $wpdb->get_results($wpdb->prepare("SELECT * FROM $wpdb->comments WHERE comment_post_ID = %d AND comment_approved <> 'spam'", $post->ID));
$comments = array_map('get_comment', $_comments);
foreach ($comments as $c) : ?>
<wp:comment>
<wp:comment_id><?php echo intval($c->comment_ID); ?></wp:comment_id>
<wp:comment_author><?php echo $this->mptt_cdata($c->comment_author); ?></wp:comment_author>
<wp:comment_author_email><?php echo $this->mptt_cdata($c->comment_author_email); ?></wp:comment_author_email>
<wp:comment_author_url><?php echo esc_url_raw($c->comment_author_url); ?></wp:comment_author_url>
<wp:comment_author_IP><?php echo $this->mptt_cdata($c->comment_author_IP); ?></wp:comment_author_IP>
<wp:comment_date><?php echo $this->mptt_cdata($c->comment_date); ?></wp:comment_date>
<wp:comment_date_gmt><?php echo $this->mptt_cdata($c->comment_date_gmt); ?></wp:comment_date_gmt>
<wp:comment_content><?php echo $this->mptt_cdata($c->comment_content) ?></wp:comment_content>
<wp:comment_approved><?php echo $this->mptt_cdata($c->comment_approved); ?></wp:comment_approved>
<wp:comment_type><?php echo $this->mptt_cdata($c->comment_type); ?></wp:comment_type>
<wp:comment_parent><?php echo intval($c->comment_parent); ?></wp:comment_parent>
<wp:comment_user_id><?php echo intval($c->user_id); ?></wp:comment_user_id>
<?php $c_meta = $wpdb->get_results($wpdb->prepare("SELECT * FROM $wpdb->commentmeta WHERE comment_id = %d", $c->comment_ID));
foreach ($c_meta as $meta) :
/**
* Filter whether to selectively skip comment meta used for WXR exports.
*
* Returning a truthy value to the filter will skip the current meta
* object from being exported.
*
* @since 4.0.0
*
* @param bool $skip Whether to skip the current comment meta. Default false.
* @param string $meta_key Current meta key.
* @param object $meta Current meta object.
*/
if (apply_filters('mptt_export_skip_commentmeta', false, $meta->meta_key, $meta)) {
continue;
}
?>
<wp:commentmeta>
<wp:meta_key><?php echo $this->mptt_cdata($meta->meta_key); ?></wp:meta_key>
<wp:meta_value><?php echo $this->mptt_cdata($meta->meta_value); ?></wp:meta_value>
</wp:commentmeta>
<?php endforeach; ?>
</wp:comment>
<?php endforeach; ?>
</item>
<?php
}
}
}
$time_slots = $wpdb->get_results("SELECT * FROM $this->table WHERE 1");
if (!empty($time_slots)) {
foreach ($time_slots as $time_slot) : ?>
<timeslot>
<column><?php echo $this->mptt_cdata($time_slot->column_id); ?></column>
<event><?php echo $this->mptt_cdata($time_slot->event_id); ?></event>
<event_start><?php echo $this->mptt_cdata($time_slot->event_start); ?></event_start>
<event_end><?php echo $this->mptt_cdata($time_slot->event_end); ?></event_end>
<user_id><?php echo $this->mptt_cdata($time_slot->user_id); ?></user_id>
<description><?php echo $this->mptt_cdata($time_slot->description); ?></description>
</timeslot>
<?php endforeach;
}
?>
</channel>
</rss>
<?php
}
/**
* Generate file name
* @return mixed|void
*/
public function file_name() {
$sitename = sanitize_key(get_bloginfo('name'));
if (!empty($sitename)) {
$sitename .= '_';
}
$date = date('d.m.Y_H.i', time());
$wp_filename = $sitename . 'timetable_' . $date . '.xml';
/**
* Filter the export filename.
*
* @since 4.4.0
*
* @param string $wp_filename The name of the file for download.
* @param string $sitename The site name.
* @param string $date Today's date, formatted.
*/
$filename = apply_filters('export_wp_filename', $wp_filename, $sitename, $date);
return $filename;
}
/**
* Output list of authors with posts
*
* @since 3.1.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param array $post_ids Array of post IDs to filter the query by. Optional.
*/
public function mptt_authors_list(array $post_ids = null) {
global $wpdb;
if (!empty($post_ids)) {
$post_ids = array_map('absint', $post_ids);
$and = 'AND ID IN ( ' . implode(', ', $post_ids) . ')';
} else {
$and = '';
}
$authors = array();
$results = $wpdb->get_results("SELECT DISTINCT post_author FROM $wpdb->posts WHERE post_status != 'auto-draft' $and");
foreach ((array)$results as $result)
$authors[] = get_userdata($result->post_author);
$authors = array_filter($authors);
foreach ($authors as $author) {
echo "\t<wp:author>";
echo '<wp:author_id>' . intval($author->ID) . '</wp:author_id>';
echo '<wp:author_login>' . $this->mptt_cdata($author->user_login) . '</wp:author_login>';
echo '<wp:author_email>' . $this->mptt_cdata($author->user_email) . '</wp:author_email>';
echo '<wp:author_display_name>' . $this->mptt_cdata($author->display_name) . '</wp:author_display_name>';
echo '<wp:author_first_name>' . $this->mptt_cdata($author->first_name) . '</wp:author_first_name>';
echo '<wp:author_last_name>' . $this->mptt_cdata($author->last_name) . '</wp:author_last_name>';
echo "</wp:author>\n";
}
}
/**
* Return the URL of the site
*
* @since 2.5.0
*
* @return string Site URL.
*/
public function mptt_site_url() {
// Multisite: the base URL.
if (is_multisite())
return network_home_url();
// WordPress (single site): the blog URL.
else
return get_bloginfo_rss('url');
}
/**
* Output a term_description XML tag from a given term object
*
* @since 2.9.0
*
* @param object $term Term Object
*/
public function mptt_term_description($term) {
if (empty($term->description))
return;
echo '<wp:term_description>' . $this->mptt_cdata($term->description) . '</wp:term_description>';
}
/**
* Output a term_name XML tag from a given term object
*
* @since 2.9.0
*
* @param object $term Term Object
*/
public function mptt_term_name($term) {
if (empty($term->name))
return;
echo '<wp:term_name>' . $this->mptt_cdata($term->name) . '</wp:term_name>';
}
/**
* Wrap given string in XML CDATA tag.
*
* @since 2.1.0
*
* @param string $str String to wrap in XML CDATA tag.
*
* @return string
*/
public function mptt_cdata($str) {
if (!seems_utf8($str)) {
$str = utf8_encode($str);
}
// $str = ent2ncr(esc_html($str));
$str = '<![CDATA[' . str_replace(']]>', ']]]]><![CDATA[>', $str) . ']]>';
return $str;
}
/**
*
* @param bool $return_me
* @param string $meta_key
*
* @return bool
*/
public function mptt_filter_postmeta($return_me, $meta_key) {
if ('_edit_lock' == $meta_key)
$return_me = true;
return $return_me;
}
/**
* Output list of taxonomy terms, in XML tag format, associated with a post
*
* @since 2.3.0
*/
public function mptt_post_taxonomy() {
$post = get_post();
$taxonomies = get_object_taxonomies($post->post_type);
if (empty($taxonomies))
return;
$terms = wp_get_object_terms($post->ID, $taxonomies);
foreach ((array)$terms as $term) {
echo "\t\t<category domain=\"{$term->taxonomy}\" nicename=\"{$term->slug}\">" . $this->mptt_cdata($term->name) . "</category>\n";
}
}
}