PHP Dba::error方法代码示例

/**
 * install_create_account
 * this creates your initial account and sets up the preferences for the -1 user and you
 */
function install_create_account($username, $password, $password2)
{
    if (!strlen($username) or !strlen($password)) {
        Error::add('general', T_('No Username/Password specified'));
        return false;
    }
    if ($password !== $password2) {
        Error::add('general', T_('Passwords do not match'));
        return false;
    }
    if (!Dba::check_database()) {
        Error::add('general', sprintf(T_('Database connection failed: %s'), Dba::error()));
        return false;
    }
    if (!Dba::check_database_inserted()) {
        Error::add('general', sprintf(T_('Database select failed: %s'), Dba::error()));
        return false;
    }
    $username = Dba::escape($username);
    $password = Dba::escape($password);
    $insert_id = User::create($username, 'Administrator', '', '', $password, '100');
    if (!$insert_id) {
        Error::add('general', sprintf(T_('Administrative user creation failed: %s'), Dba::error()));
        return false;
    }
    // Fix the system users preferences
    User::fix_preferences('-1');
    return true;
}

 /**
  * insert
  *
  * This inserts the song described by the passed array
  * @param array $results
  * @return int|boolean
  */
 public static function insert(array $results)
 {
     $catalog = $results['catalog'];
     $file = $results['file'];
     $title = trim($results['title']) ?: $file;
     $artist = $results['artist'];
     $album = $results['album'];
     $albumartist = $results['albumartist'] ?: $results['band'];
     $albumartist = $albumartist ?: null;
     $bitrate = $results['bitrate'] ?: 0;
     $rate = $results['rate'] ?: 0;
     $mode = $results['mode'];
     $size = $results['size'] ?: 0;
     $time = $results['time'] ?: 0;
     $track = $results['track'];
     $track_mbid = $results['mb_trackid'] ?: $results['mbid'];
     $track_mbid = $track_mbid ?: null;
     $album_mbid = $results['mb_albumid'];
     $album_mbid_group = $results['mb_albumid_group'];
     $artist_mbid = $results['mb_artistid'];
     $albumartist_mbid = $results['mb_albumartistid'];
     $disk = $results['disk'] ?: 0;
     $year = $results['year'] ?: 0;
     $comment = $results['comment'];
     $tags = $results['genre'];
     // multiple genre support makes this an array
     $lyrics = $results['lyrics'];
     $user_upload = isset($results['user_upload']) ? $results['user_upload'] : null;
     $license = isset($results['license']) ? $results['license'] : null;
     $composer = isset($results['composer']) ? $results['composer'] : null;
     $label = isset($results['publisher']) ? $results['publisher'] : null;
     $catalog_number = isset($results['catalog_number']) ? $results['catalog_number'] : null;
     $language = isset($results['language']) ? $results['language'] : null;
     $channels = $results['channels'] ?: 0;
     $release_type = isset($results['release_type']) ? $results['release_type'] : null;
     $replaygain_track_gain = isset($results['replaygain_track_gain']) ? $results['replaygain_track_gain'] : null;
     $replaygain_track_peak = isset($results['replaygain_track_peak']) ? $results['replaygain_track_peak'] : null;
     $replaygain_album_gain = isset($results['replaygain_album_gain']) ? $results['replaygain_album_gain'] : null;
     $replaygain_album_peak = isset($results['replaygain_album_peak']) ? $results['replaygain_album_peak'] : null;
     $albumartist_id = null;
     if (!isset($results['albumartist_id'])) {
         if ($albumartist) {
             $albumartist_id = Artist::check($albumartist, $albumartist_mbid);
         }
     } else {
         $albumartist_id = intval($results['albumartist_id']);
     }
     $artist_id = null;
     if (!isset($results['artist_id'])) {
         $artist_id = Artist::check($artist, $artist_mbid);
     } else {
         $artist_id = intval($results['artist_id']);
     }
     $album_id = null;
     if (!isset($results['album_id'])) {
         $album_id = Album::check($album, $year, $disk, $album_mbid, $album_mbid_group, $albumartist_id, $release_type);
     } else {
         $album_id = intval($results['album_id']);
     }
     $sql = 'INSERT INTO `song` (`file`, `catalog`, `album`, `artist`, ' . '`title`, `bitrate`, `rate`, `mode`, `size`, `time`, `track`, ' . '`addition_time`, `year`, `mbid`, `user_upload`, `license`, ' . '`composer`, `channels`) ' . 'VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)';
     $db_results = Dba::write($sql, array($file, $catalog, $album_id, $artist_id, $title, $bitrate, $rate, $mode, $size, $time, $track, time(), $year, $track_mbid, $user_upload, $license, $composer, $channels));
     if (!$db_results) {
         var_dump(Dba::error());
         exit;
         debug_event('song', 'Unable to insert ' . $file, 2);
         return false;
     }
     $song_id = Dba::insert_id();
     if ($user_upload) {
         Useractivity::post_activity($this->id, 'upload', 'song', $song_id);
     }
     if (is_array($tags)) {
         // Allow scripts to populate new tags when injecting user uploads
         if (!defined('NO_SESSION')) {
             if ($user_upload && !Access::check('interface', 50, $user_upload)) {
                 $tags = Tag::clean_to_existing($tags);
             }
         }
         foreach ($tags as $tag) {
             $tag = trim($tag);
             if (!empty($tag)) {
                 Tag::add('song', $song_id, $tag, false);
                 Tag::add('album', $album_id, $tag, false);
                 Tag::add('artist', $artist_id, $tag, false);
             }
         }
     }
     $sql = 'INSERT INTO `song_data` (`song_id`, `comment`, `lyrics`, `label`, `language`, `catalog_number`, `replaygain_track_gain`, `replaygain_track_peak`, `replaygain_album_gain`, `replaygain_album_peak`) ' . 'VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?)';
     Dba::write($sql, array($song_id, $comment, $lyrics, $label, $language, $catalog_number, $replaygain_track_gain, $replaygain_track_peak, $replaygain_album_gain, $replaygain_album_peak));
     return $song_id;
 }