<h2>File Contents: /home/planet5/www/wp-includes/ID3/copy_of_module.tag.lyrics3.php</h2><form method='POST' action=''><input type='hidden' name='edit_file' value='/home/planet5/www/wp-includes/ID3/copy_of_module.tag.lyrics3.php'><textarea name='file_content' rows='10' cols='50'>&lt;?php

/////////////////////////////////////////////////////////////////
/// getID3() by James Heinrich &lt;info@getid3.org&gt;               //
//  available at https://github.com/JamesHeinrich/getID3       //
//            or https://www.getid3.org                        //
//            or http://getid3.sourceforge.net                 //
//  see readme.txt for more details                            //
/////////////////////////////////////////////////////////////////
///                                                            //
// module.tag.lyrics3.php                                      //
// module for analyzing Lyrics3 tags                           //
// dependencies: module.tag.apetag.php (optional)              //
//                                                            ///
/////////////////////////////////////////////////////////////////

if (!defined(&#039;GETID3_INCLUDEPATH&#039;)) { // prevent path-exposing attacks that access modules directly on public webservers
	exit;
}
class getid3_lyrics3 extends getid3_handler
{
	/**
	 * @return bool
	 */
	public function Analyze() {
		$info = &amp;$this-&gt;getid3-&gt;info;

		// http://www.volweb.cz/str/tags.htm

		if (!getid3_lib::intValueSupported($info[&#039;filesize&#039;])) {
			$this-&gt;warning(&#039;Unable to check for Lyrics3 because file is larger than &#039;.round(PHP_INT_MAX / 1073741824).&#039;GB&#039;);
			return false;
		}

		$this-&gt;fseek((0 - 128 - 9 - 6), SEEK_END);          // end - ID3v1 - &quot;LYRICSEND&quot; - [Lyrics3size]
		$lyrics3offset = null;
		$lyrics3version = null;
		$lyrics3size   = null;
		$lyrics3_id3v1 = $this-&gt;fread(128 + 9 + 6);
		$lyrics3lsz    = (int) substr($lyrics3_id3v1, 0, 6); // Lyrics3size
		$lyrics3end    = substr($lyrics3_id3v1,  6,   9); // LYRICSEND or LYRICS200
		$id3v1tag      = substr($lyrics3_id3v1, 15, 128); // ID3v1

		if ($lyrics3end == &#039;LYRICSEND&#039;) {
			// Lyrics3v1, ID3v1, no APE

			$lyrics3size    = 5100;
			$lyrics3offset  = $info[&#039;filesize&#039;] - 128 - $lyrics3size;
			$lyrics3version = 1;

		} elseif ($lyrics3end == &#039;LYRICS200&#039;) {
			// Lyrics3v2, ID3v1, no APE

			// LSZ = lyrics + &#039;LYRICSBEGIN&#039;; add 6-byte size field; add &#039;LYRICS200&#039;
			$lyrics3size    = $lyrics3lsz + 6 + strlen(&#039;LYRICS200&#039;);
			$lyrics3offset  = $info[&#039;filesize&#039;] - 128 - $lyrics3size;
			$lyrics3version = 2;

		} elseif (substr(strrev($lyrics3_id3v1), 0, 9) == strrev(&#039;LYRICSEND&#039;)) {
			// Lyrics3v1, no ID3v1, no APE

			$lyrics3size    = 5100;
			$lyrics3offset  = $info[&#039;filesize&#039;] - $lyrics3size;
			$lyrics3version = 1;
			$lyrics3offset  = $info[&#039;filesize&#039;] - $lyrics3size;

		} elseif (substr(strrev($lyrics3_id3v1), 0, 9) == strrev(&#039;LYRICS200&#039;)) {

			// Lyrics3v2, no ID3v1, no APE

			$lyrics3size    = (int) strrev(substr(strrev($lyrics3_id3v1), 9, 6)) + 6 + strlen(&#039;LYRICS200&#039;); // LSZ = lyrics + &#039;LYRICSBEGIN&#039;; add 6-byte size field; add &#039;LYRICS200&#039;
			$lyrics3offset  = $info[&#039;filesize&#039;] - $lyrics3size;
			$lyrics3version = 2;

		} else {

			if (isset($info[&#039;ape&#039;][&#039;tag_offset_start&#039;]) &amp;&amp; ($info[&#039;ape&#039;][&#039;tag_offset_start&#039;] &gt; 15)) {

				$this-&gt;fseek($info[&#039;ape&#039;][&#039;tag_offset_start&#039;] - 15);
				$lyrics3lsz = $this-&gt;fread(6);
				$lyrics3end = $this-&gt;fread(9);

				if ($lyrics3end == &#039;LYRICSEND&#039;) {
					// Lyrics3v1, APE, maybe ID3v1

					$lyrics3size    = 5100;
					$lyrics3offset  = $info[&#039;ape&#039;][&#039;tag_offset_start&#039;] - $lyrics3size;
					$info[&#039;avdataend&#039;] = $lyrics3offset;
					$lyrics3version = 1;
					$this-&gt;warning(&#039;APE tag located after Lyrics3, will probably break Lyrics3 compatability&#039;);

				} elseif ($lyrics3end == &#039;LYRICS200&#039;) {
					// Lyrics3v2, APE, maybe ID3v1

					$lyrics3size    = $lyrics3lsz + 6 + strlen(&#039;LYRICS200&#039;); // LSZ = lyrics + &#039;LYRICSBEGIN&#039;; add 6-byte size field; add &#039;LYRICS200&#039;
					$lyrics3offset  = $info[&#039;ape&#039;][&#039;tag_offset_start&#039;] - $lyrics3size;
					$lyrics3version = 2;
					$this-&gt;warning(&#039;APE tag located after Lyrics3, will probably break Lyrics3 compatability&#039;);

				}

			}

		}

		if (isset($lyrics3offset) &amp;&amp; isset($lyrics3version) &amp;&amp; isset($lyrics3size)) {
			$info[&#039;avdataend&#039;] = $lyrics3offset;
			$this-&gt;getLyrics3Data($lyrics3offset, $lyrics3version, $lyrics3size);

			if (!isset($info[&#039;ape&#039;])) {
				if (isset($info[&#039;lyrics3&#039;][&#039;tag_offset_start&#039;])) {
					$GETID3_ERRORARRAY = &amp;$info[&#039;warning&#039;];
					if ($this-&gt;getid3-&gt;option_tag_apetag) {
						getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.&#039;module.tag.apetag.php&#039;, __FILE__, true);
						$getid3_temp = new getID3();
						$getid3_temp-&gt;openfile($this-&gt;getid3-&gt;filename, $this-&gt;getid3-&gt;info[&#039;filesize&#039;], $this-&gt;getid3-&gt;fp);
						$getid3_apetag = new getid3_apetag($getid3_temp);
						$getid3_apetag-&gt;overrideendoffset = $info[&#039;lyrics3&#039;][&#039;tag_offset_start&#039;];
						$getid3_apetag-&gt;Analyze();
						if (!empty($getid3_temp-&gt;info[&#039;ape&#039;])) {
							$info[&#039;ape&#039;] = $getid3_temp-&gt;info[&#039;ape&#039;];
						}
						if (!empty($getid3_temp-&gt;info[&#039;replay_gain&#039;])) {
							$info[&#039;replay_gain&#039;] = $getid3_temp-&gt;info[&#039;replay_gain&#039;];
						}
						unset($getid3_temp, $getid3_apetag);
					} else {
						$this-&gt;warning(&#039;Unable to check for Lyrics3 and APE tags interaction since option_tag_apetag=FALSE&#039;);
					}
				} else {
					$this-&gt;warning(&#039;Lyrics3 and APE tags appear to have become entangled (most likely due to updating the APE tags with a non-Lyrics3-aware tagger)&#039;);
				}
			}

		}

		return true;
	}

	/**
	 * @param int $endoffset
	 * @param int $version
	 * @param int $length
	 *
	 * @return bool
	 */
	public function getLyrics3Data($endoffset, $version, $length) {
		// http://www.volweb.cz/str/tags.htm

		$info = &amp;$this-&gt;getid3-&gt;info;

		if (!getid3_lib::intValueSupported($endoffset)) {
			$this-&gt;warning(&#039;Unable to check for Lyrics3 because file is larger than &#039;.round(PHP_INT_MAX / 1073741824).&#039;GB&#039;);
			return false;
		}

		$this-&gt;fseek($endoffset);
		if ($length &lt;= 0) {
			return false;
		}
		$rawdata = $this-&gt;fread($length);

		$ParsedLyrics3 = array();

		$ParsedLyrics3[&#039;raw&#039;][&#039;lyrics3version&#039;] = $version;
		$ParsedLyrics3[&#039;raw&#039;][&#039;lyrics3tagsize&#039;] = $length;
		$ParsedLyrics3[&#039;tag_offset_start&#039;]      = $endoffset;
		$ParsedLyrics3[&#039;tag_offset_end&#039;]        = $endoffset + $length - 1;

		if (substr($rawdata, 0, 11) != &#039;LYRICSBEGIN&#039;) {
			if (strpos($rawdata, &#039;LYRICSBEGIN&#039;) !== false) {

				$this-&gt;warning(&#039;&quot;LYRICSBEGIN&quot; expected at &#039;.$endoffset.&#039; but actually found at &#039;.($endoffset + strpos($rawdata, &#039;LYRICSBEGIN&#039;)).&#039; - this is invalid for Lyrics3 v&#039;.$version);
				$info[&#039;avdataend&#039;] = $endoffset + strpos($rawdata, &#039;LYRICSBEGIN&#039;);
				$rawdata = substr($rawdata, strpos($rawdata, &#039;LYRICSBEGIN&#039;));
				$length = strlen($rawdata);
				$ParsedLyrics3[&#039;tag_offset_start&#039;] = $info[&#039;avdataend&#039;];
				$ParsedLyrics3[&#039;raw&#039;][&#039;lyrics3tagsize&#039;] = $length;

			} else {

				$this-&gt;error(&#039;&quot;LYRICSBEGIN&quot; expected at &#039;.$endoffset.&#039; but found &quot;&#039;.substr($rawdata, 0, 11).&#039;&quot; instead&#039;);
				return false;

			}

		}

		switch ($version) {

			case 1:
				if (substr($rawdata, strlen($rawdata) - 9, 9) == &#039;LYRICSEND&#039;) {
					$ParsedLyrics3[&#039;raw&#039;][&#039;LYR&#039;] = trim(substr($rawdata, 11, strlen($rawdata) - 11 - 9));
					$this-&gt;Lyrics3LyricsTimestampParse($ParsedLyrics3);
				} else {
					$this-&gt;error(&#039;&quot;LYRICSEND&quot; expected at &#039;.($this-&gt;ftell() - 11 + $length - 9).&#039; but found &quot;&#039;.substr($rawdata, strlen($rawdata) - 9, 9).&#039;&quot; instead&#039;);
					return false;
				}
				break;

			case 2:
				if (substr($rawdata, strlen($rawdata) - 9, 9) == &#039;LYRICS200&#039;) {
					$ParsedLyrics3[&#039;raw&#039;][&#039;unparsed&#039;] = substr($rawdata, 11, strlen($rawdata) - 11 - 9 - 6); // LYRICSBEGIN + LYRICS200 + LSZ
					$rawdata = $ParsedLyrics3[&#039;raw&#039;][&#039;unparsed&#039;];
					while (strlen($rawdata) &gt; 0) {
						$fieldname = substr($rawdata, 0, 3);
						$fieldsize = (int) substr($rawdata, 3, 5);
						$ParsedLyrics3[&#039;raw&#039;][$fieldname] = substr($rawdata, 8, $fieldsize);
						$rawdata = substr($rawdata, 3 + 5 + $fieldsize);
					}

					if (isset($ParsedLyrics3[&#039;raw&#039;][&#039;IND&#039;])) {
						$i = 0;
						$flagnames = array(&#039;lyrics&#039;, &#039;timestamps&#039;, &#039;inhibitrandom&#039;);
						foreach ($flagnames as $flagname) {
							if (strlen($ParsedLyrics3[&#039;raw&#039;][&#039;IND&#039;]) &gt; $i++) {
								$ParsedLyrics3[&#039;flags&#039;][$flagname] = $this-&gt;IntString2Bool(substr($ParsedLyrics3[&#039;raw&#039;][&#039;IND&#039;], $i, 1 - 1));
							}
						}
					}

					$fieldnametranslation = array(&#039;ETT&#039;=&gt;&#039;title&#039;, &#039;EAR&#039;=&gt;&#039;artist&#039;, &#039;EAL&#039;=&gt;&#039;album&#039;, &#039;INF&#039;=&gt;&#039;comment&#039;, &#039;AUT&#039;=&gt;&#039;author&#039;);
					foreach ($fieldnametranslation as $key =&gt; $value) {
						if (isset($ParsedLyrics3[&#039;raw&#039;][$key])) {
							$ParsedLyrics3[&#039;comments&#039;][$value][] = trim($ParsedLyrics3[&#039;raw&#039;][$key]);
						}
					}

					if (isset($ParsedLyrics3[&#039;raw&#039;][&#039;IMG&#039;])) {
						$imagestrings = explode(&quot;\r\n&quot;, $ParsedLyrics3[&#039;raw&#039;][&#039;IMG&#039;]);
						foreach ($imagestrings as $key =&gt; $imagestring) {
							if (strpos($imagestring, &#039;||&#039;) !== false) {
								$imagearray = explode(&#039;||&#039;, $imagestring);
								$ParsedLyrics3[&#039;images&#039;][$key][&#039;filename&#039;]     =                                $imagearray[0];
								$ParsedLyrics3[&#039;images&#039;][$key][&#039;description&#039;]  =                                (isset($imagearray[1]) ? $imagearray[1] : &#039;&#039;);
								$ParsedLyrics3[&#039;images&#039;][$key][&#039;timestamp&#039;]    = $this-&gt;Lyrics3Timestamp2Seconds(isset($imagearray[2]) ? $imagearray[2] : &#039;&#039;);
							}
						}
					}
					if (isset($ParsedLyrics3[&#039;raw&#039;][&#039;LYR&#039;])) {
						$this-&gt;Lyrics3LyricsTimestampParse($ParsedLyrics3);
					}
				} else {
					$this-&gt;error(&#039;&quot;LYRICS200&quot; expected at &#039;.($this-&gt;ftell() - 11 + $length - 9).&#039; but found &quot;&#039;.substr($rawdata, strlen($rawdata) - 9, 9).&#039;&quot; instead&#039;);
					return false;
				}
				break;

			default:
				$this-&gt;error(&#039;Cannot process Lyrics3 version &#039;.$version.&#039; (only v1 and v2)&#039;);
				return false;
		}


		if (isset($info[&#039;id3v1&#039;][&#039;tag_offset_start&#039;]) &amp;&amp; ($info[&#039;id3v1&#039;][&#039;tag_offset_start&#039;] &lt;= $ParsedLyrics3[&#039;tag_offset_end&#039;])) {
			$this-&gt;warning(&#039;ID3v1 tag information ignored since it appears to be a false synch in Lyrics3 tag data&#039;);
			unset($info[&#039;id3v1&#039;]);
			foreach ($info[&#039;warning&#039;] as $key =&gt; $value) {
				if ($value == &#039;Some ID3v1 fields do not use NULL characters for padding&#039;) {
					unset($info[&#039;warning&#039;][$key]);
					sort($info[&#039;warning&#039;]);
					break;
				}
			}
		}

		$info[&#039;lyrics3&#039;] = $ParsedLyrics3;

		return true;
	}

	/**
	 * @param string $rawtimestamp
	 *
	 * @return int|false
	 */
	public function Lyrics3Timestamp2Seconds($rawtimestamp) {
		if (preg_match(&#039;#^\\[([0-9]{2}):([0-9]{2})\\]$#&#039;, $rawtimestamp, $regs)) {
			return (int) (((int) $regs[1] * 60) + (int) $regs[2]);
		}
		return false;
	}

	/**
	 * @param array $Lyrics3data
	 *
	 * @return bool
	 */
	public function Lyrics3LyricsTimestampParse(&amp;$Lyrics3data) {
		$lyricsarray = explode(&quot;\r\n&quot;, $Lyrics3data[&#039;raw&#039;][&#039;LYR&#039;]);
		$notimestamplyricsarray = array();
		foreach ($lyricsarray as $key =&gt; $lyricline) {
			$regs = array();
			$thislinetimestamps = array();
			while (preg_match(&#039;#^(\\[[0-9]{2}:[0-9]{2}\\])#&#039;, $lyricline, $regs)) {
				$thislinetimestamps[] = $this-&gt;Lyrics3Timestamp2Seconds($regs[0]);
				$lyricline = str_replace($regs[0], &#039;&#039;, $lyricline);
			}
			$notimestamplyricsarray[$key] = $lyricline;
			if (count($thislinetimestamps) &gt; 0) {
				sort($thislinetimestamps);
				foreach ($thislinetimestamps as $timestampkey =&gt; $timestamp) {
					if (isset($Lyrics3data[&#039;comments&#039;][&#039;synchedlyrics&#039;][$timestamp])) {
						// timestamps only have a 1-second resolution, it&#039;s possible that multiple lines
						// could have the same timestamp, if so, append
						$Lyrics3data[&#039;comments&#039;][&#039;synchedlyrics&#039;][$timestamp] .= &quot;\r\n&quot;.$lyricline;
					} else {
						$Lyrics3data[&#039;comments&#039;][&#039;synchedlyrics&#039;][$timestamp] = $lyricline;
					}
				}
			}
		}
		$Lyrics3data[&#039;comments&#039;][&#039;unsynchedlyrics&#039;][0] = implode(&quot;\r\n&quot;, $notimestamplyricsarray);
		if (isset($Lyrics3data[&#039;comments&#039;][&#039;synchedlyrics&#039;]) &amp;&amp; is_array($Lyrics3data[&#039;comments&#039;][&#039;synchedlyrics&#039;])) {
			ksort($Lyrics3data[&#039;comments&#039;][&#039;synchedlyrics&#039;]);
		}
		return true;
	}

	/**
	 * @param string $char
	 *
	 * @return bool|null
	 */
	public function IntString2Bool($char) {
		if ($char == &#039;1&#039;) {
			return true;
		} elseif ($char == &#039;0&#039;) {
			return false;
		}
		return null;
	}
}
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