public static function old_update()
{
global $wpdb;
$oldVersion = get_option(CMA::OPTION_VERSION);
if (empty($oldVersion)) {
return;
}
$currentVersion = CMA::version();
if (empty($oldVersion) or version_compare($oldVersion, $currentVersion, '<')) {
update_option(CMA::OPTION_VERSION, $currentVersion);
if (version_compare($oldVersion, '2.1.6', '<')) {
// Update comment_type
$commentsIds = $wpdb->get_col($wpdb->prepare("SELECT `{$wpdb->comments}`.`comment_ID`\n\t\t\t\t\tFROM `{$wpdb->comments}`\n\t\t\t\t\tLEFT JOIN `{$wpdb->posts}` ON `{$wpdb->comments}`.`comment_post_ID` = `{$wpdb->posts}`.`ID`\n\t\t\t\t\tWHERE `{$wpdb->posts}`.`post_type` = %s AND `{$wpdb->comments}`.`comment_type` = ''", CMA_Thread::POST_TYPE));
$data = array('comment_type' => CMA_Answer::COMMENT_TYPE);
foreach ($commentsIds as $comment_ID) {
$rval = $wpdb->update($wpdb->comments, $data, compact('comment_ID'));
}
}
// Update new post meta: question+answers votes count
if (version_compare($oldVersion, '2.1.7', '<')) {
$posts = get_posts(array('post_type' => CMA_Thread::POST_TYPE));
foreach ($posts as $post) {
$thread = CMA_Thread::getInstance($post->ID);
update_post_meta($post->ID, CMA_Thread::$_meta['votes_question'], 0);
$thread->updateRatingCache();
}
}
// Update users counters
if (version_compare($oldVersion, '2.1.9', '<=')) {
CMA_Thread::updateAllQA();
}
if (version_compare($oldVersion, '2.1.13', '<=')) {
// Create logs records for old posts
$posts = $wpdb->get_results($wpdb->prepare("SELECT * FROM {$wpdb->posts} WHERE post_type = %s", CMA_Thread::POST_TYPE));
$postsLog = new CMA_QuestionPostLog();
foreach ($posts as $post) {
$count = $wpdb->get_var($wpdb->prepare('SELECT COUNT(*) FROM ' . $postsLog->getMetaTableName() . ' m
JOIN ' . $postsLog->getTableName() . ' l ON l.id = m.log_id
WHERE m.meta_name = %s AND m.meta_value = %s AND l.log_type = %s', CMA_QuestionPostLog::META_QUESTION_ID, (string) $post->ID, CMA_QuestionPostLog::LOG_TYPE));
if ($count == 0) {
$postsLog->create(array(CMA_Log::FIELD_CREATED => $post->post_date, CMA_Log::FIELD_USER_ID => $post->post_author, CMA_Log::FIELD_IP_ADDR => NULL), array(CMA_QuestionPostLog::META_QUESTION_ID => $post->ID));
}
}
// Create logs records for old comments
$answers = $wpdb->get_results($wpdb->prepare("SELECT * FROM {$wpdb->comments} WHERE comment_type = %s", CMA_Answer::COMMENT_TYPE));
$answersLog = new CMA_AnswerPostLog();
foreach ($answers as $answer) {
$count = $wpdb->get_var($wpdb->prepare('SELECT COUNT(*) FROM ' . $answersLog->getMetaTableName() . ' m
JOIN ' . $answersLog->getTableName() . ' l ON l.id = m.log_id
WHERE m.meta_name = %s AND m.meta_value = %s AND l.log_type = %s', CMA_QuestionPostLog::META_QUESTION_ID, (string) $answer->comment_ID, CMA_AnswerPostLog::LOG_TYPE));
if ($count == 0) {
$postsLog->create(array(CMA_Log::FIELD_CREATED => $answer->comment_date, CMA_Log::FIELD_USER_ID => $answer->user_id, CMA_Log::FIELD_IP_ADDR => NULL), array(CMA_AnswerPostLog::META_QUESTION_ID => $answer->comment_post_ID, CMA_AnswerPostLog::META_ANSWER_ID => $answer->comment_ID));
}
}
}
if (version_compare($oldVersion, '2.2.2', '<=')) {
// Votes for questions
$metaKeys = $wpdb->get_results($wpdb->prepare("SELECT * FROM {$wpdb->postmeta} WHERE meta_key = %s", CMA_Thread::$_meta['usersRated']));
foreach ($metaKeys as $mk) {
$value = @unserialize($mk->meta_value);
if (is_array($value)) {
$value = array_filter($value);
foreach ($value as $userId) {
add_post_meta($mk->post_id, CMA_Thread::$_meta['usersRated'], $userId, $uniq = false);
}
$wpdb->query($wpdb->prepare("DELETE FROM {$wpdb->postmeta} WHERE meta_id = %d", $mk->meta_id));
}
}
// Votes for answers
$metaKeys = $wpdb->get_results($wpdb->prepare("SELECT * FROM {$wpdb->commentmeta} WHERE meta_key = %s", CMA_Answer::META_USERS_RATED));
foreach ($metaKeys as $mk) {
$value = @unserialize($mk->meta_value);
if (is_array($value)) {
$value = array_filter($value);
foreach ($value as $userId) {
add_comment_meta($mk->comment_id, CMA_Answer::META_USERS_RATED, $userId, $uniq = false);
}
$wpdb->query($wpdb->prepare("DELETE FROM {$wpdb->commentmeta} WHERE meta_id = %d", $mk->meta_id));
}
}
}
}
}