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<?php |
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|
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namespace UpStream\Migrations; |
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|
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// Prevent direct access. |
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if ( ! defined('ABSPATH')) { |
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exit; |
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} |
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|
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/** |
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* This class transform all existent project comments into WordPress Comments. |
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* |
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* @since 1.13.0 |
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*/ |
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final class Comments |
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{ |
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/** |
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* Run the migration if needed. |
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* |
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* @since 1.13.0 |
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* @static |
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*/ |
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public static function run() |
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{ |
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if ( ! self::isMigrationNeeded()) { |
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return; |
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} |
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|
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$rowset = self::fetchMetasRowset(); |
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if (count($rowset) > 0) { |
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global $wpdb; |
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|
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foreach ($rowset as $project_id => $legacyComments) { |
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foreach ($legacyComments as $legacyComment) { |
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if ( ! isset($legacyComment['created_by']) |
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|| ! isset($legacyComment['created_time']) |
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|| ! isset($legacyComment['comment']) |
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|| empty($legacyComment['comment']) |
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) { |
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continue; |
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} |
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|
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$user = get_user_by('id', $legacyComment['created_by']); |
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|
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$date = \DateTime::createFromFormat('U', $legacyComment['created_time']); |
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|
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$newCommentData = [ |
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'comment_post_ID' => $project_id, |
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'comment_author' => $user->display_name, |
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'comment_author_email' => $user->user_email, |
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'comment_date_gmt' => $date->format('Y-m-d H:i:s'), |
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'comment_content' => $legacyComment['comment'], |
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'user_id' => $user->ID, |
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'comment_approved' => 1, |
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]; |
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|
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$newCommentData['comment_date'] = $date->format('Y-m-d H:i:s'); |
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|
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$wpdb->insert($wpdb->prefix . 'comments', $newCommentData); |
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|
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update_comment_meta($wpdb->insert_id, 'type', "project"); |
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} |
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} |
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} |
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|
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update_option('upstream:migration.comments', 'yes'); |
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} |
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|
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/** |
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* Check if migration is needed. |
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* |
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* @since 1.13.0 |
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* @access private |
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* @static |
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*/ |
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private static function isMigrationNeeded() |
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{ |
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return (string)get_option('upstream:migration.comments') !== 'yes'; |
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} |
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|
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/** |
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* Fetch all discussion metas from all projects. |
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* It returns an associative array with project ID as keys and a list of comments as values. |
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* |
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* @since 1.13.0 |
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* @access private |
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* @static |
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* |
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* @global $wpdb |
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* |
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* @return array |
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*/ |
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private static function fetchMetasRowset() |
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{ |
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global $wpdb; |
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|
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$data = []; |
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|
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// Fetch all existent discussion metas. |
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$metasRowset = $wpdb->get_results( |
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' |
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SELECT `post_id`, `meta_key`, `meta_value` |
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FROM `' . $wpdb->prefix . 'postmeta` |
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WHERE `meta_key` = "_upstream_project_discussion"' |
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); |
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|
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if (count($metasRowset) > 0) { |
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foreach ($metasRowset as $meta) { |
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$project_id = (int)$meta->post_id; |
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$metaValue = (array)maybe_unserialize($meta->meta_value); |
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|
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if ( ! empty($metaValue)) { |
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$metaValue = isset($metaValue[0]) ? $metaValue[0] : $metaValue; |
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} |
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|
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if ( ! empty($metaValue) && is_array($metaValue)) { |
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if ( ! isset($data[$project_id])) { |
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$data[$project_id] = []; |
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} |
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|
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$data[$project_id][] = $metaValue; |
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} |
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} |
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} |
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|
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return $data; |
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} |
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} |
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|
