%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* Admin tools
*/
if ( ! class_exists( 'LP_Admin_Tools' ) ) {
/**
* Class LP_Admin_Tools
*/
class LP_Admin_Tools {
/**
* Entry point
*/
public static function init() {
$action = learn_press_get_request( 'action' );
if ( ! $action ) {
return;
}
if ( current_user_can( 'manage_options' ) ) {
switch ( $action ) {
case 'learn-press-remove-data':
self::remove_data();
break;
case 'learn-press-remove-old-data':
self::remove_old_data();
break;
default:
break;
}
}
}
/**
* Clean table data
*/
public static function remove_data() {
global $wpdb;
$nonce = learn_press_get_request( 'remove-data-nonce' );
if ( ! wp_verify_nonce( $nonce, 'learn-press-remove-data' ) ) {
return;
}
$tables = array(
'learnpress_sections',
'learnpress_section_items',
'learnpress_review_logs',
'learnpress_quiz_questions',
'learnpress_question_answers',
'learnpress_user_courses',
'learnpress_user_lessons',
'learnpress_user_quizmeta',
'learnpress_user_quizzes',
'learnpress_order_itemmeta',
'learnpress_order_items'
);
# ----------------------------
# drop all data in our tables
# ----------------------------
foreach ( $tables as $table ) {
$table = $wpdb->prefix . $table;
if ( $wpdb->get_var( "SHOW TABLES LIKE '{$table}'" ) === $table ) {
$wpdb->query( "DELETE FROM {$table}" );
}
}
# ----------------------------
# Get id of learnpress posts
# ----------------------------
$query = "
SELECT p.ID
FROM {$wpdb->posts} p
WHERE p.post_type IN ('lp_course', 'lp_lesson', 'lp_quiz', 'lp_question', 'lp_order', 'lp_cert')
";
$ids = $wpdb->get_col( $query );
// delete all custom post types and meta data
if ( ! empty( $ids ) ) {
# REMOVE post and post meta
$q = $wpdb->prepare( "
DELETE FROM p, pm
USING {$wpdb->posts} AS p LEFT JOIN {$wpdb->postmeta} AS pm ON p.ID = pm.post_id AND p.post_type IN('lp_course', 'lp_lesson', 'lp_quiz', 'lp_question', 'lp_order', 'lp_cert')
WHERE %d AND p.ID IN (" . join( ',', $ids ) . ");
", 1 );
$wpdb->query( $q );
$wpdb->query(
$wpdb->prepare( "
DELETE FROM {$wpdb->postmeta} WHERE meta_key = %s
", '_learn_press_upgraded' )
);
}
# REMOVE TERMS
# 1 REMOVE term_relationships of posts
$q = "
DELETE FROM `tr`
USING {$wpdb->term_relationships} AS `tr` INNER JOIN {$wpdb->term_taxonomy} AS `tt` ON `tr`.`term_taxonomy_id`=`tt`.`term_taxonomy_id`
WHERE `tt`.`taxonomy` IN ('course_tag', 'course_category')
";
$wpdb->query( $q );
# 2 Remove categories and tags
$q = "
DELETE
FROM tt, t
USING {$wpdb->term_taxonomy} AS tt
INNER JOIN
{$wpdb->terms} AS t ON tt.term_id = t.term_id
WHERE
tt.taxonomy IN('course_category','course_tag')";
$wpdb->query( $q );
# END REMOVE TERMS
# DELETE all options
$q = $wpdb->prepare( "
DELETE FROM {$wpdb->options}
WHERE
option_name LIKE %s
OR option_name LIKE %s;
", '%' . $wpdb->esc_like( 'learn_press' ) . '%', '%' . $wpdb->esc_like( 'learnpress' ) . '%' );
$wpdb->query( $q );
delete_option( 'learnpress_db_version' );
delete_option( 'learnpress_version' );
LP_Admin_Notice::add( __( 'All courses, lessons, quizzes and questions have been removed', 'learnpress' ), 'updated', '', true );
wp_redirect( admin_url( 'admin.php?page=learn-press-tools&learn-press-remove-data=1' ) );
exit();
}
public static function remove_old_data() {
$nonce = learn_press_get_request( 'remove-old-data-nonce' );
if ( ! wp_verify_nonce( $nonce, 'learn-press-remove-old-data' ) ) {
return;
}
global $wpdb;
$query = $wpdb->prepare( "SELECT ID FROM {$wpdb->posts} WHERE post_type IN ( %s, %s, %s, %s, %s, %s )", 'lpr_course', 'lpr_lesson', 'lpr_quiz', 'lpr_question', 'lpr_order', 'lpr_certificate' );
// delete all custom post types and meta data
if ( $ids = $wpdb->get_col( $query ) ) {
$object_terms = array();
foreach ( $ids as $post_id ) {
// get all terms
$terms = wp_get_object_terms( $post_id, array( 'course_tag', 'course_category' ) );
if ( $terms ) {
foreach ( $terms as $term ) {
$object_terms[ $term->term_id ] = $term->term_id;
}
}
}
$wpdb->query(
$wpdb->prepare( "
DELETE FROM p, pm
USING {$wpdb->posts} AS p INNER JOIN {$wpdb->postmeta} AS pm ON p.ID = pm.post_id AND p.post_type IN('lpr_course', 'lpr_lesson', 'lpr_quiz', 'lpr_question', 'lpr_order', 'lpr_certificate')
WHERE %d AND p.ID IN (" . join( ',', $ids ) . ")
", 1 )
);
if ( $object_terms ) {
$deleted_terms = array();
if ( $object_terms ) {
foreach ( $object_terms as $term_id => $taxonomy ) {
wp_delete_term( $term_id, $taxonomy );
$deleted_terms[ $term_id ] = $taxonomy;
}
}
}
}
// delete all options
$wpdb->query(
$wpdb->prepare( "
DELETE FROM {$wpdb->options}
WHERE
option_name LIKE %s
OR option_name LIKE %s
", '%' . $wpdb->esc_like( '_lpr_' ) . '%', $wpdb->esc_like( 'lpr_' ) . '%' )
);
// delete all user meta
$wpdb->query(
$wpdb->prepare( "
DELETE FROM {$wpdb->usermeta}
WHERE
meta_key LIKE %s
OR meta_key LIKE %s
", '%' . $wpdb->esc_like( 'lpr_' ) . '%', $wpdb->esc_like( 'lpr_' ) . '%' )
);
LP_Admin_Notice::add( __( 'Outdated data from version older than 1.0 has been removed', 'learnpress' ), 'updated', '', true );
wp_redirect( admin_url( 'admin.php?page=learn-press-tools' ) );
exit();
}
}
}
add_action( 'admin_init', array( 'LP_Admin_Tools', 'init' ) );
Zerion Mini Shell 1.0