Made the music player actually worthy being called a music player

api/getid3/write.lyrics3.php

@@ -0,0 +1,97 @@
+<?php
+
+/////////////////////////////////////////////////////////////////
+/// getID3() by James Heinrich <info@getid3.org>               //
+//  available at https://github.com/JamesHeinrich/getID3       //
+//            or https://www.getid3.org                        //
+//            or http://getid3.sourceforge.net                 //
+//  see readme.txt for more details                            //
+/////////////////////////////////////////////////////////////////
+//                                                             //
+// write.lyrics3.php                                           //
+// module for writing Lyrics3 tags                             //
+// dependencies: module.tag.lyrics3.php                        //
+//                                                            ///
+/////////////////////////////////////////////////////////////////
+
+
+class getid3_write_lyrics3
+{
+	/**
+	 * @var string
+	 */
+	public $filename;
+
+	/**
+	 * @var array
+	 */
+	public $tag_data;
+	//public $lyrics3_version = 2;       // 1 or 2
+
+	/**
+	 * Any non-critical errors will be stored here.
+	 *
+	 * @var array
+	 */
+	public $warnings        = array();
+
+	/**
+	 * Any critical errors will be stored here.
+	 *
+	 * @var array
+	 */
+	public $errors          = array();
+
+	public function __construct() {
+	}
+
+	/**
+	 * @return bool
+	 */
+	public function WriteLyrics3() {
+		$this->errors[] = 'WriteLyrics3() not yet functional - cannot write Lyrics3';
+		return false;
+	}
+
+	/**
+	 * @return bool
+	 */
+	public function DeleteLyrics3() {
+		// Initialize getID3 engine
+		$getID3 = new getID3;
+		$ThisFileInfo = $getID3->analyze($this->filename);
+		if (isset($ThisFileInfo['lyrics3']['tag_offset_start']) && isset($ThisFileInfo['lyrics3']['tag_offset_end'])) {
+			if (is_readable($this->filename) && getID3::is_writable($this->filename) && is_file($this->filename) && ($fp = fopen($this->filename, 'a+b'))) {
+
+				flock($fp, LOCK_EX);
+				$oldignoreuserabort = ignore_user_abort(true);
+
+				fseek($fp, $ThisFileInfo['lyrics3']['tag_offset_end']);
+				$DataAfterLyrics3 = '';
+				if ($ThisFileInfo['filesize'] > $ThisFileInfo['lyrics3']['tag_offset_end']) {
+					$DataAfterLyrics3 = fread($fp, $ThisFileInfo['filesize'] - $ThisFileInfo['lyrics3']['tag_offset_end']);
+				}
+
+				ftruncate($fp, $ThisFileInfo['lyrics3']['tag_offset_start']);
+
+				if (!empty($DataAfterLyrics3)) {
+					fseek($fp, $ThisFileInfo['lyrics3']['tag_offset_start']);
+					fwrite($fp, $DataAfterLyrics3, strlen($DataAfterLyrics3));
+				}
+
+				flock($fp, LOCK_UN);
+				fclose($fp);
+				ignore_user_abort($oldignoreuserabort);
+
+				return true;
+
+			} else {
+				$this->errors[] = 'Cannot fopen('.$this->filename.', "a+b")';
+				return false;
+			}
+		}
+		// no Lyrics3 present
+		return true;
+	}
+
+}