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ad2e77b4e3e7d866948d38aed1c0dcbb08198270
php-archive/source-class-splitbrain.PHPArchive.Zip.html
ApiGen Github Bot ad2e77b4e3 📖 #2 - ApiGen Code Docs Regenerated / ⚡ Triggered By d53bf2ed77
2021-02-05 12:40:13 +00:00

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="robots" content="noindex">
<title>File Zip.php</title>
<link rel="stylesheet" href="resources/style.css?c2f33731c1948fbed7c333554678bfa68d4817da">
</head>
<body>
<div id="left">
<div id="menu">
<a href="index.html" title="Overview"><span>Overview</span></a>
<div id="groups">
<h3>Namespaces</h3>
<ul>
<li>
<a href="namespace-splitbrain.html">
splitbrain<span></span>
</a>
<ul>
<li>
<a href="namespace-splitbrain.PHPArchive.html">
PHPArchive </a>
</li>
</ul></li>
</ul>
</div>
<hr>
<div id="elements">
<h3>Classes</h3>
<ul>
<li><a href="class-splitbrain.PHPArchive.Archive.html">splitbrain\PHPArchive\Archive</a></li>
<li><a href="class-splitbrain.PHPArchive.FileInfo.html">splitbrain\PHPArchive\FileInfo</a></li>
<li><a href="class-splitbrain.PHPArchive.Tar.html">splitbrain\PHPArchive\Tar</a></li>
<li><a href="class-splitbrain.PHPArchive.Zip.html">splitbrain\PHPArchive\Zip</a></li>
</ul>
<h3>Exceptions</h3>
<ul>
<li><a href="class-splitbrain.PHPArchive.ArchiveCorruptedException.html">splitbrain\PHPArchive\ArchiveCorruptedException</a></li>
<li><a href="class-splitbrain.PHPArchive.ArchiveIllegalCompressionException.html">splitbrain\PHPArchive\ArchiveIllegalCompressionException</a></li>
<li><a href="class-splitbrain.PHPArchive.ArchiveIOException.html">splitbrain\PHPArchive\ArchiveIOException</a></li>
<li><a href="class-splitbrain.PHPArchive.FileInfoException.html">splitbrain\PHPArchive\FileInfoException</a></li>
</ul>
</div>
</div>
</div>
<div id="splitter"></div>
<div id="right">
<div id="rightInner">
<form id="search">
<input type="hidden" name="cx" value="">
<input type="hidden" name="ie" value="UTF-8">
<input type="text" name="q" class="text" placeholder="Search">
</form>
<div id="navigation">
<ul>
<li>
<a href="index.html" title="Overview"><span>Overview</span></a>
</li>
<li>
<span>Namespace</span> </li>
<li>
<span>Class</span> </li>
</ul>
<ul>
</ul>
<ul>
</ul>
</div>
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href="#859">859: </a></span><span class="l"><a href="#860">860: </a></span><span class="l"><a href="#861">861: </a></span><span class="l"><a href="#862">862: </a></span><span class="l"><a href="#863">863: </a></span><span class="l"><a href="#864">864: </a></span><span class="l"><a href="#865">865: </a></span><span class="l"><a href="#866">866: </a></span><span class="l"><a href="#867">867: </a></span><span class="l"><a href="#868">868: </a></span></span><span class="l"><a href="#869">869: </a></span></span><span class="l"><a href="#870">870: </a></span></span><span class="l"><a href="#871">871: </a></span></span><span class="l"><a href="#872">872: </a></span></span><span class="l"><a href="#873">873: </a></span></span><span class="l"><a href="#874">874: </a></span></span><span class="l"><a href="#875">875: </a></span></span><span class="l"><a href="#876">876: </a></span><span class="l"><a href="#877">877: </a></span><span class="l"><a href="#878">878: </a></span><span class="l"><a href="#879">879: </a></span><span class="l"><a href="#880">880: </a></span><span class="l"><a href="#881">881: </a></span><span class="l"><a href="#882">882: </a></span><span class="l"><a href="#883">883: </a></span><span class="l"><a href="#884">884: </a></span><span class="l"><a href="#885">885: </a></span><span class="l"><a href="#886">886: </a></span><span class="l"><a href="#887">887: </a></span><span class="l"><a href="#888">888: </a></span><span class="l"><a href="#889">889: </a></span><span class="l"><a href="#890">890: </a></span><span class="l"><a href="#891">891: </a></span><span class="l"><a href="#892">892: </a></span><span class="l"><a href="#893">893: </a></span><span class="l"><a href="#894">894: </a></span><span class="l"><a href="#895">895: </a></span><span class="l"><a href="#896">896: </a></span></code></pre>
<pre class="code"><code><span id="1" class="l"><span class="xlang">&lt;?php</span>
</span><span id="2" class="l">
</span><span id="3" class="l"><span class="php-keyword1">namespace</span> splitbrain\PHPArchive;
</span><span id="4" class="l">
</span><span id="5" class="l"><span class="php-comment">/**
</span></span><span id="6" class="l"><span class="php-comment"> * Class Zip
</span></span><span id="7" class="l"><span class="php-comment"> *
</span></span><span id="8" class="l"><span class="php-comment"> * Creates or extracts Zip archives
</span></span><span id="9" class="l"><span class="php-comment"> *
</span></span><span id="10" class="l"><span class="php-comment"> * for specs see http://www.pkware.com/appnote
</span></span><span id="11" class="l"><span class="php-comment"> *
</span></span><span id="12" class="l"><span class="php-comment"> * @author Andreas Gohr &lt;andi@splitbrain.org&gt;
</span></span><span id="13" class="l"><span class="php-comment"> * @package splitbrain\PHPArchive
</span></span><span id="14" class="l"><span class="php-comment"> * @license MIT
</span></span><span id="15" class="l"><span class="php-comment"> */</span>
</span><span id="16" class="l"><span class="php-keyword1">class</span> Zip <span class="php-keyword1">extends</span> Archive
</span><span id="17" class="l">{
</span><span id="18" class="l">
</span><span id="19" class="l"> <span class="php-keyword1">protected</span> <span class="php-var">$file</span> = <span class="php-quote">''</span>;
</span><span id="20" class="l"> <span class="php-keyword1">protected</span> <span class="php-var">$fh</span>;
</span><span id="21" class="l"> <span class="php-keyword1">protected</span> <span class="php-var">$memory</span> = <span class="php-quote">''</span>;
</span><span id="22" class="l"> <span class="php-keyword1">protected</span> <span class="php-var">$closed</span> = <span class="php-keyword1">true</span>;
</span><span id="23" class="l"> <span class="php-keyword1">protected</span> <span class="php-var">$writeaccess</span> = <span class="php-keyword1">false</span>;
</span><span id="24" class="l"> <span class="php-keyword1">protected</span> <span class="php-var">$ctrl_dir</span>;
</span><span id="25" class="l"> <span class="php-keyword1">protected</span> <span class="php-var">$complevel</span> = <span class="php-num">9</span>;
</span><span id="26" class="l">
</span><span id="27" class="l"> <span class="php-comment">/**
</span></span><span id="28" class="l"><span class="php-comment"> * Set the compression level.
</span></span><span id="29" class="l"><span class="php-comment"> *
</span></span><span id="30" class="l"><span class="php-comment"> * Compression Type is ignored for ZIP
</span></span><span id="31" class="l"><span class="php-comment"> *
</span></span><span id="32" class="l"><span class="php-comment"> * You can call this function before adding each file to set differen compression levels
</span></span><span id="33" class="l"><span class="php-comment"> * for each file.
</span></span><span id="34" class="l"><span class="php-comment"> *
</span></span><span id="35" class="l"><span class="php-comment"> * @param int $level Compression level (0 to 9)
</span></span><span id="36" class="l"><span class="php-comment"> * @param int $type Type of compression to use ignored for ZIP
</span></span><span id="37" class="l"><span class="php-comment"> * @throws ArchiveIllegalCompressionException
</span></span><span id="38" class="l"><span class="php-comment"> */</span>
</span><span id="39" class="l"> <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> setCompression(<span class="php-var">$level</span> = <span class="php-num">9</span>, <span class="php-var">$type</span> = Archive::COMPRESS_AUTO)
</span><span id="40" class="l"> {
</span><span id="41" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$level</span> &lt; -<span class="php-num">1</span> || <span class="php-var">$level</span> &gt; <span class="php-num">9</span>) {
</span><span id="42" class="l"> <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> ArchiveIllegalCompressionException(<span class="php-quote">'Compression level should be between -1 and 9'</span>);
</span><span id="43" class="l"> }
</span><span id="44" class="l"> <span class="php-var">$this</span>-&gt;complevel = <span class="php-var">$level</span>;
</span><span id="45" class="l"> }
</span><span id="46" class="l">
</span><span id="47" class="l"> <span class="php-comment">/**
</span></span><span id="48" class="l"><span class="php-comment"> * Open an existing ZIP file for reading
</span></span><span id="49" class="l"><span class="php-comment"> *
</span></span><span id="50" class="l"><span class="php-comment"> * @param string $file
</span></span><span id="51" class="l"><span class="php-comment"> * @throws ArchiveIOException
</span></span><span id="52" class="l"><span class="php-comment"> */</span>
</span><span id="53" class="l"> <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> open(<span class="php-var">$file</span>)
</span><span id="54" class="l"> {
</span><span id="55" class="l"> <span class="php-var">$this</span>-&gt;<span class="php-keyword2">file</span> = <span class="php-var">$file</span>;
</span><span id="56" class="l"> <span class="php-var">$this</span>-&gt;fh = @<span class="php-keyword2">fopen</span>(<span class="php-var">$this</span>-&gt;<span class="php-keyword2">file</span>, <span class="php-quote">'rb'</span>);
</span><span id="57" class="l"> <span class="php-keyword1">if</span> (!<span class="php-var">$this</span>-&gt;fh) {
</span><span id="58" class="l"> <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> ArchiveIOException(<span class="php-quote">'Could not open file for reading: '</span>.<span class="php-var">$this</span>-&gt;<span class="php-keyword2">file</span>);
</span><span id="59" class="l"> }
</span><span id="60" class="l"> <span class="php-var">$this</span>-&gt;closed = <span class="php-keyword1">false</span>;
</span><span id="61" class="l"> }
</span><span id="62" class="l">
</span><span id="63" class="l"> <span class="php-comment">/**
</span></span><span id="64" class="l"><span class="php-comment"> * Read the contents of a ZIP archive
</span></span><span id="65" class="l"><span class="php-comment"> *
</span></span><span id="66" class="l"><span class="php-comment"> * This function lists the files stored in the archive, and returns an indexed array of FileInfo objects
</span></span><span id="67" class="l"><span class="php-comment"> *
</span></span><span id="68" class="l"><span class="php-comment"> * The archive is closed afer reading the contents, for API compatibility with TAR files
</span></span><span id="69" class="l"><span class="php-comment"> * Reopen the file with open() again if you want to do additional operations
</span></span><span id="70" class="l"><span class="php-comment"> *
</span></span><span id="71" class="l"><span class="php-comment"> * @throws ArchiveIOException
</span></span><span id="72" class="l"><span class="php-comment"> * @return FileInfo[]
</span></span><span id="73" class="l"><span class="php-comment"> */</span>
</span><span id="74" class="l"> <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> contents()
</span><span id="75" class="l"> {
</span><span id="76" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$this</span>-&gt;closed || !<span class="php-var">$this</span>-&gt;<span class="php-keyword2">file</span>) {
</span><span id="77" class="l"> <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> ArchiveIOException(<span class="php-quote">'Can not read from a closed archive'</span>);
</span><span id="78" class="l"> }
</span><span id="79" class="l">
</span><span id="80" class="l"> <span class="php-var">$result</span> = <span class="php-keyword1">array</span>();
</span><span id="81" class="l">
</span><span id="82" class="l"> <span class="php-var">$centd</span> = <span class="php-var">$this</span>-&gt;readCentralDir();
</span><span id="83" class="l">
</span><span id="84" class="l"> @<span class="php-keyword2">rewind</span>(<span class="php-var">$this</span>-&gt;fh);
</span><span id="85" class="l"> @<span class="php-keyword2">fseek</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-var">$centd</span>[<span class="php-quote">'offset'</span>]);
</span><span id="86" class="l">
</span><span id="87" class="l"> <span class="php-keyword1">for</span> (<span class="php-var">$i</span> = <span class="php-num">0</span>; <span class="php-var">$i</span> &lt; <span class="php-var">$centd</span>[<span class="php-quote">'entries'</span>]; <span class="php-var">$i</span>++) {
</span><span id="88" class="l"> <span class="php-var">$result</span>[] = <span class="php-var">$this</span>-&gt;header2fileinfo(<span class="php-var">$this</span>-&gt;readCentralFileHeader());
</span><span id="89" class="l"> }
</span><span id="90" class="l">
</span><span id="91" class="l"> <span class="php-var">$this</span>-&gt;close();
</span><span id="92" class="l"> <span class="php-keyword1">return</span> <span class="php-var">$result</span>;
</span><span id="93" class="l"> }
</span><span id="94" class="l">
</span><span id="95" class="l"> <span class="php-comment">/**
</span></span><span id="96" class="l"><span class="php-comment"> * Extract an existing ZIP archive
</span></span><span id="97" class="l"><span class="php-comment"> *
</span></span><span id="98" class="l"><span class="php-comment"> * The $strip parameter allows you to strip a certain number of path components from the filenames
</span></span><span id="99" class="l"><span class="php-comment"> * found in the tar file, similar to the --strip-components feature of GNU tar. This is triggered when
</span></span><span id="100" class="l"><span class="php-comment"> * an integer is passed as $strip.
</span></span><span id="101" class="l"><span class="php-comment"> * Alternatively a fixed string prefix may be passed in $strip. If the filename matches this prefix,
</span></span><span id="102" class="l"><span class="php-comment"> * the prefix will be stripped. It is recommended to give prefixes with a trailing slash.
</span></span><span id="103" class="l"><span class="php-comment"> *
</span></span><span id="104" class="l"><span class="php-comment"> * By default this will extract all files found in the archive. You can restrict the output using the $include
</span></span><span id="105" class="l"><span class="php-comment"> * and $exclude parameter. Both expect a full regular expression (including delimiters and modifiers). If
</span></span><span id="106" class="l"><span class="php-comment"> * $include is set only files that match this expression will be extracted. Files that match the $exclude
</span></span><span id="107" class="l"><span class="php-comment"> * expression will never be extracted. Both parameters can be used in combination. Expressions are matched against
</span></span><span id="108" class="l"><span class="php-comment"> * stripped filenames as described above.
</span></span><span id="109" class="l"><span class="php-comment"> *
</span></span><span id="110" class="l"><span class="php-comment"> * @param string $outdir the target directory for extracting
</span></span><span id="111" class="l"><span class="php-comment"> * @param int|string $strip either the number of path components or a fixed prefix to strip
</span></span><span id="112" class="l"><span class="php-comment"> * @param string $exclude a regular expression of files to exclude
</span></span><span id="113" class="l"><span class="php-comment"> * @param string $include a regular expression of files to include
</span></span><span id="114" class="l"><span class="php-comment"> * @throws ArchiveIOException
</span></span><span id="115" class="l"><span class="php-comment"> * @return FileInfo[]
</span></span><span id="116" class="l"><span class="php-comment"> */</span>
</span><span id="117" class="l"> <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> <span class="php-keyword2">extract</span>(<span class="php-var">$outdir</span>, <span class="php-var">$strip</span> = <span class="php-quote">''</span>, <span class="php-var">$exclude</span> = <span class="php-quote">''</span>, <span class="php-var">$include</span> = <span class="php-quote">''</span>)
</span><span id="118" class="l"> {
</span><span id="119" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$this</span>-&gt;closed || !<span class="php-var">$this</span>-&gt;<span class="php-keyword2">file</span>) {
</span><span id="120" class="l"> <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> ArchiveIOException(<span class="php-quote">'Can not read from a closed archive'</span>);
</span><span id="121" class="l"> }
</span><span id="122" class="l">
</span><span id="123" class="l"> <span class="php-var">$outdir</span> = <span class="php-keyword2">rtrim</span>(<span class="php-var">$outdir</span>, <span class="php-quote">'/'</span>);
</span><span id="124" class="l"> @<span class="php-keyword2">mkdir</span>(<span class="php-var">$outdir</span>, <span class="php-num">0777</span>, <span class="php-keyword1">true</span>);
</span><span id="125" class="l">
</span><span id="126" class="l"> <span class="php-var">$extracted</span> = <span class="php-keyword1">array</span>();
</span><span id="127" class="l">
</span><span id="128" class="l"> <span class="php-var">$cdir</span> = <span class="php-var">$this</span>-&gt;readCentralDir();
</span><span id="129" class="l"> <span class="php-var">$pos_entry</span> = <span class="php-var">$cdir</span>[<span class="php-quote">'offset'</span>]; <span class="php-comment">// begin of the central file directory</span>
</span><span id="130" class="l">
</span><span id="131" class="l"> <span class="php-keyword1">for</span> (<span class="php-var">$i</span> = <span class="php-num">0</span>; <span class="php-var">$i</span> &lt; <span class="php-var">$cdir</span>[<span class="php-quote">'entries'</span>]; <span class="php-var">$i</span>++) {
</span><span id="132" class="l"> <span class="php-comment">// read file header</span>
</span><span id="133" class="l"> @<span class="php-keyword2">fseek</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-var">$pos_entry</span>);
</span><span id="134" class="l"> <span class="php-var">$header</span> = <span class="php-var">$this</span>-&gt;readCentralFileHeader();
</span><span id="135" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'index'</span>] = <span class="php-var">$i</span>;
</span><span id="136" class="l"> <span class="php-var">$pos_entry</span> = <span class="php-keyword2">ftell</span>(<span class="php-var">$this</span>-&gt;fh); <span class="php-comment">// position of the next file in central file directory</span>
</span><span id="137" class="l"> <span class="php-keyword2">fseek</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-var">$header</span>[<span class="php-quote">'offset'</span>]); <span class="php-comment">// seek to beginning of file header</span>
</span><span id="138" class="l"> <span class="php-var">$header</span> = <span class="php-var">$this</span>-&gt;readFileHeader(<span class="php-var">$header</span>);
</span><span id="139" class="l"> <span class="php-var">$fileinfo</span> = <span class="php-var">$this</span>-&gt;header2fileinfo(<span class="php-var">$header</span>);
</span><span id="140" class="l">
</span><span id="141" class="l"> <span class="php-comment">// apply strip rules</span>
</span><span id="142" class="l"> <span class="php-var">$fileinfo</span>-&gt;strip(<span class="php-var">$strip</span>);
</span><span id="143" class="l">
</span><span id="144" class="l"> <span class="php-comment">// skip unwanted files</span>
</span><span id="145" class="l"> <span class="php-keyword1">if</span> (!<span class="php-keyword2">strlen</span>(<span class="php-var">$fileinfo</span>-&gt;getPath()) || !<span class="php-var">$fileinfo</span>-&gt;matchExpression(<span class="php-var">$include</span>, <span class="php-var">$exclude</span>)) {
</span><span id="146" class="l"> <span class="php-keyword1">continue</span>;
</span><span id="147" class="l"> }
</span><span id="148" class="l">
</span><span id="149" class="l"> <span class="php-var">$extracted</span>[] = <span class="php-var">$fileinfo</span>;
</span><span id="150" class="l">
</span><span id="151" class="l"> <span class="php-comment">// create output directory</span>
</span><span id="152" class="l"> <span class="php-var">$output</span> = <span class="php-var">$outdir</span>.<span class="php-quote">'/'</span>.<span class="php-var">$fileinfo</span>-&gt;getPath();
</span><span id="153" class="l"> <span class="php-var">$directory</span> = (<span class="php-var">$header</span>[<span class="php-quote">'folder'</span>]) ? <span class="php-var">$output</span> : <span class="php-keyword2">dirname</span>(<span class="php-var">$output</span>);
</span><span id="154" class="l"> @<span class="php-keyword2">mkdir</span>(<span class="php-var">$directory</span>, <span class="php-num">0777</span>, <span class="php-keyword1">true</span>);
</span><span id="155" class="l">
</span><span id="156" class="l"> <span class="php-comment">// nothing more to do for directories</span>
</span><span id="157" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$fileinfo</span>-&gt;getIsdir()) {
</span><span id="158" class="l"> <span class="php-keyword1">if</span>(<span class="php-keyword2">is_callable</span>(<span class="php-var">$this</span>-&gt;callback)) {
</span><span id="159" class="l"> <span class="php-keyword2">call_user_func</span>(<span class="php-var">$this</span>-&gt;callback, <span class="php-var">$fileinfo</span>);
</span><span id="160" class="l"> }
</span><span id="161" class="l"> <span class="php-keyword1">continue</span>;
</span><span id="162" class="l"> }
</span><span id="163" class="l">
</span><span id="164" class="l"> <span class="php-comment">// compressed files are written to temporary .gz file first</span>
</span><span id="165" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$header</span>[<span class="php-quote">'compression'</span>] == <span class="php-num">0</span>) {
</span><span id="166" class="l"> <span class="php-var">$extractto</span> = <span class="php-var">$output</span>;
</span><span id="167" class="l"> } <span class="php-keyword1">else</span> {
</span><span id="168" class="l"> <span class="php-var">$extractto</span> = <span class="php-var">$output</span>.<span class="php-quote">'.gz'</span>;
</span><span id="169" class="l"> }
</span><span id="170" class="l">
</span><span id="171" class="l"> <span class="php-comment">// open file for writing</span>
</span><span id="172" class="l"> <span class="php-var">$fp</span> = @<span class="php-keyword2">fopen</span>(<span class="php-var">$extractto</span>, <span class="php-quote">&quot;wb&quot;</span>);
</span><span id="173" class="l"> <span class="php-keyword1">if</span> (!<span class="php-var">$fp</span>) {
</span><span id="174" class="l"> <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> ArchiveIOException(<span class="php-quote">'Could not open file for writing: '</span>.<span class="php-var">$extractto</span>);
</span><span id="175" class="l"> }
</span><span id="176" class="l">
</span><span id="177" class="l"> <span class="php-comment">// prepend compression header</span>
</span><span id="178" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$header</span>[<span class="php-quote">'compression'</span>] != <span class="php-num">0</span>) {
</span><span id="179" class="l"> <span class="php-var">$binary_data</span> = <span class="php-keyword2">pack</span>(
</span><span id="180" class="l"> <span class="php-quote">'va1a1Va1a1'</span>,
</span><span id="181" class="l"> <span class="php-num">0x8b1f</span>,
</span><span id="182" class="l"> <span class="php-keyword2">chr</span>(<span class="php-var">$header</span>[<span class="php-quote">'compression'</span>]),
</span><span id="183" class="l"> <span class="php-keyword2">chr</span>(<span class="php-num">0x00</span>),
</span><span id="184" class="l"> <span class="php-keyword2">time</span>(),
</span><span id="185" class="l"> <span class="php-keyword2">chr</span>(<span class="php-num">0x00</span>),
</span><span id="186" class="l"> <span class="php-keyword2">chr</span>(<span class="php-num">3</span>)
</span><span id="187" class="l"> );
</span><span id="188" class="l"> <span class="php-keyword2">fwrite</span>(<span class="php-var">$fp</span>, <span class="php-var">$binary_data</span>, <span class="php-num">10</span>);
</span><span id="189" class="l"> }
</span><span id="190" class="l">
</span><span id="191" class="l"> <span class="php-comment">// read the file and store it on disk</span>
</span><span id="192" class="l"> <span class="php-var">$size</span> = <span class="php-var">$header</span>[<span class="php-quote">'compressed_size'</span>];
</span><span id="193" class="l"> <span class="php-keyword1">while</span> (<span class="php-var">$size</span> != <span class="php-num">0</span>) {
</span><span id="194" class="l"> <span class="php-var">$read_size</span> = (<span class="php-var">$size</span> &lt; <span class="php-num">2048</span> ? <span class="php-var">$size</span> : <span class="php-num">2048</span>);
</span><span id="195" class="l"> <span class="php-var">$buffer</span> = <span class="php-keyword2">fread</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-var">$read_size</span>);
</span><span id="196" class="l"> <span class="php-var">$binary_data</span> = <span class="php-keyword2">pack</span>(<span class="php-quote">'a'</span>.<span class="php-var">$read_size</span>, <span class="php-var">$buffer</span>);
</span><span id="197" class="l"> <span class="php-keyword2">fwrite</span>(<span class="php-var">$fp</span>, <span class="php-var">$binary_data</span>, <span class="php-var">$read_size</span>);
</span><span id="198" class="l"> <span class="php-var">$size</span> -= <span class="php-var">$read_size</span>;
</span><span id="199" class="l"> }
</span><span id="200" class="l">
</span><span id="201" class="l"> <span class="php-comment">// finalize compressed file</span>
</span><span id="202" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$header</span>[<span class="php-quote">'compression'</span>] != <span class="php-num">0</span>) {
</span><span id="203" class="l"> <span class="php-var">$binary_data</span> = <span class="php-keyword2">pack</span>(<span class="php-quote">'VV'</span>, <span class="php-var">$header</span>[<span class="php-quote">'crc'</span>], <span class="php-var">$header</span>[<span class="php-quote">'size'</span>]);
</span><span id="204" class="l"> <span class="php-keyword2">fwrite</span>(<span class="php-var">$fp</span>, <span class="php-var">$binary_data</span>, <span class="php-num">8</span>);
</span><span id="205" class="l"> }
</span><span id="206" class="l">
</span><span id="207" class="l"> <span class="php-comment">// close file</span>
</span><span id="208" class="l"> <span class="php-keyword2">fclose</span>(<span class="php-var">$fp</span>);
</span><span id="209" class="l">
</span><span id="210" class="l"> <span class="php-comment">// unpack compressed file</span>
</span><span id="211" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$header</span>[<span class="php-quote">'compression'</span>] != <span class="php-num">0</span>) {
</span><span id="212" class="l"> <span class="php-var">$gzp</span> = @<span class="php-keyword2">gzopen</span>(<span class="php-var">$extractto</span>, <span class="php-quote">'rb'</span>);
</span><span id="213" class="l"> <span class="php-keyword1">if</span> (!<span class="php-var">$gzp</span>) {
</span><span id="214" class="l"> @<span class="php-keyword2">unlink</span>(<span class="php-var">$extractto</span>);
</span><span id="215" class="l"> <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> ArchiveIOException(<span class="php-quote">'Failed file extracting. gzip support missing?'</span>);
</span><span id="216" class="l"> }
</span><span id="217" class="l"> <span class="php-var">$fp</span> = @<span class="php-keyword2">fopen</span>(<span class="php-var">$output</span>, <span class="php-quote">'wb'</span>);
</span><span id="218" class="l"> <span class="php-keyword1">if</span> (!<span class="php-var">$fp</span>) {
</span><span id="219" class="l"> <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> ArchiveIOException(<span class="php-quote">'Could not open file for writing: '</span>.<span class="php-var">$extractto</span>);
</span><span id="220" class="l"> }
</span><span id="221" class="l">
</span><span id="222" class="l"> <span class="php-var">$size</span> = <span class="php-var">$header</span>[<span class="php-quote">'size'</span>];
</span><span id="223" class="l"> <span class="php-keyword1">while</span> (<span class="php-var">$size</span> != <span class="php-num">0</span>) {
</span><span id="224" class="l"> <span class="php-var">$read_size</span> = (<span class="php-var">$size</span> &lt; <span class="php-num">2048</span> ? <span class="php-var">$size</span> : <span class="php-num">2048</span>);
</span><span id="225" class="l"> <span class="php-var">$buffer</span> = <span class="php-keyword2">gzread</span>(<span class="php-var">$gzp</span>, <span class="php-var">$read_size</span>);
</span><span id="226" class="l"> <span class="php-var">$binary_data</span> = <span class="php-keyword2">pack</span>(<span class="php-quote">'a'</span>.<span class="php-var">$read_size</span>, <span class="php-var">$buffer</span>);
</span><span id="227" class="l"> @<span class="php-keyword2">fwrite</span>(<span class="php-var">$fp</span>, <span class="php-var">$binary_data</span>, <span class="php-var">$read_size</span>);
</span><span id="228" class="l"> <span class="php-var">$size</span> -= <span class="php-var">$read_size</span>;
</span><span id="229" class="l"> }
</span><span id="230" class="l"> <span class="php-keyword2">fclose</span>(<span class="php-var">$fp</span>);
</span><span id="231" class="l"> <span class="php-keyword2">gzclose</span>(<span class="php-var">$gzp</span>);
</span><span id="232" class="l"> <span class="php-keyword2">unlink</span>(<span class="php-var">$extractto</span>); <span class="php-comment">// remove temporary gz file</span>
</span><span id="233" class="l"> }
</span><span id="234" class="l">
</span><span id="235" class="l"> @<span class="php-keyword2">touch</span>(<span class="php-var">$output</span>, <span class="php-var">$fileinfo</span>-&gt;getMtime());
</span><span id="236" class="l"> <span class="php-comment">//FIXME what about permissions?</span>
</span><span id="237" class="l"> <span class="php-keyword1">if</span>(<span class="php-keyword2">is_callable</span>(<span class="php-var">$this</span>-&gt;callback)) {
</span><span id="238" class="l"> <span class="php-keyword2">call_user_func</span>(<span class="php-var">$this</span>-&gt;callback, <span class="php-var">$fileinfo</span>);
</span><span id="239" class="l"> }
</span><span id="240" class="l"> }
</span><span id="241" class="l">
</span><span id="242" class="l"> <span class="php-var">$this</span>-&gt;close();
</span><span id="243" class="l"> <span class="php-keyword1">return</span> <span class="php-var">$extracted</span>;
</span><span id="244" class="l"> }
</span><span id="245" class="l">
</span><span id="246" class="l"> <span class="php-comment">/**
</span></span><span id="247" class="l"><span class="php-comment"> * Create a new ZIP file
</span></span><span id="248" class="l"><span class="php-comment"> *
</span></span><span id="249" class="l"><span class="php-comment"> * If $file is empty, the zip file will be created in memory
</span></span><span id="250" class="l"><span class="php-comment"> *
</span></span><span id="251" class="l"><span class="php-comment"> * @param string $file
</span></span><span id="252" class="l"><span class="php-comment"> * @throws ArchiveIOException
</span></span><span id="253" class="l"><span class="php-comment"> */</span>
</span><span id="254" class="l"> <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> create(<span class="php-var">$file</span> = <span class="php-quote">''</span>)
</span><span id="255" class="l"> {
</span><span id="256" class="l"> <span class="php-var">$this</span>-&gt;<span class="php-keyword2">file</span> = <span class="php-var">$file</span>;
</span><span id="257" class="l"> <span class="php-var">$this</span>-&gt;memory = <span class="php-quote">''</span>;
</span><span id="258" class="l"> <span class="php-var">$this</span>-&gt;fh = <span class="php-num">0</span>;
</span><span id="259" class="l">
</span><span id="260" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$this</span>-&gt;<span class="php-keyword2">file</span>) {
</span><span id="261" class="l"> <span class="php-var">$this</span>-&gt;fh = @<span class="php-keyword2">fopen</span>(<span class="php-var">$this</span>-&gt;<span class="php-keyword2">file</span>, <span class="php-quote">'wb'</span>);
</span><span id="262" class="l">
</span><span id="263" class="l"> <span class="php-keyword1">if</span> (!<span class="php-var">$this</span>-&gt;fh) {
</span><span id="264" class="l"> <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> ArchiveIOException(<span class="php-quote">'Could not open file for writing: '</span>.<span class="php-var">$this</span>-&gt;<span class="php-keyword2">file</span>);
</span><span id="265" class="l"> }
</span><span id="266" class="l"> }
</span><span id="267" class="l"> <span class="php-var">$this</span>-&gt;writeaccess = <span class="php-keyword1">true</span>;
</span><span id="268" class="l"> <span class="php-var">$this</span>-&gt;closed = <span class="php-keyword1">false</span>;
</span><span id="269" class="l"> <span class="php-var">$this</span>-&gt;ctrl_dir = <span class="php-keyword1">array</span>();
</span><span id="270" class="l"> }
</span><span id="271" class="l">
</span><span id="272" class="l"> <span class="php-comment">/**
</span></span><span id="273" class="l"><span class="php-comment"> * Add a file to the current ZIP archive using an existing file in the filesystem
</span></span><span id="274" class="l"><span class="php-comment"> *
</span></span><span id="275" class="l"><span class="php-comment"> * @param string $file path to the original file
</span></span><span id="276" class="l"><span class="php-comment"> * @param string|FileInfo $fileinfo either the name to us in archive (string) or a FileInfo oject with all meta data, empty to take from original
</span></span><span id="277" class="l"><span class="php-comment"> * @throws ArchiveIOException
</span></span><span id="278" class="l"><span class="php-comment"> */</span>
</span><span id="279" class="l">
</span><span id="280" class="l"> <span class="php-comment">/**
</span></span><span id="281" class="l"><span class="php-comment"> * Add a file to the current archive using an existing file in the filesystem
</span></span><span id="282" class="l"><span class="php-comment"> *
</span></span><span id="283" class="l"><span class="php-comment"> * @param string $file path to the original file
</span></span><span id="284" class="l"><span class="php-comment"> * @param string|FileInfo $fileinfo either the name to use in archive (string) or a FileInfo oject with all meta data, empty to take from original
</span></span><span id="285" class="l"><span class="php-comment"> * @throws ArchiveIOException
</span></span><span id="286" class="l"><span class="php-comment"> * @throws FileInfoException
</span></span><span id="287" class="l"><span class="php-comment"> */</span>
</span><span id="288" class="l"> <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> addFile(<span class="php-var">$file</span>, <span class="php-var">$fileinfo</span> = <span class="php-quote">''</span>)
</span><span id="289" class="l"> {
</span><span id="290" class="l"> <span class="php-keyword1">if</span> (<span class="php-keyword2">is_string</span>(<span class="php-var">$fileinfo</span>)) {
</span><span id="291" class="l"> <span class="php-var">$fileinfo</span> = FileInfo::fromPath(<span class="php-var">$file</span>, <span class="php-var">$fileinfo</span>);
</span><span id="292" class="l"> }
</span><span id="293" class="l">
</span><span id="294" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$this</span>-&gt;closed) {
</span><span id="295" class="l"> <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> ArchiveIOException(<span class="php-quote">'Archive has been closed, files can no longer be added'</span>);
</span><span id="296" class="l"> }
</span><span id="297" class="l">
</span><span id="298" class="l"> <span class="php-var">$data</span> = @<span class="php-keyword2">file_get_contents</span>(<span class="php-var">$file</span>);
</span><span id="299" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$data</span> === <span class="php-keyword1">false</span>) {
</span><span id="300" class="l"> <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> ArchiveIOException(<span class="php-quote">'Could not open file for reading: '</span>.<span class="php-var">$file</span>);
</span><span id="301" class="l"> }
</span><span id="302" class="l">
</span><span id="303" class="l"> <span class="php-comment">// FIXME could we stream writing compressed data? gzwrite on a fopen handle?</span>
</span><span id="304" class="l"> <span class="php-var">$this</span>-&gt;addData(<span class="php-var">$fileinfo</span>, <span class="php-var">$data</span>);
</span><span id="305" class="l"> }
</span><span id="306" class="l">
</span><span id="307" class="l"> <span class="php-comment">/**
</span></span><span id="308" class="l"><span class="php-comment"> * Add a file to the current Zip archive using the given $data as content
</span></span><span id="309" class="l"><span class="php-comment"> *
</span></span><span id="310" class="l"><span class="php-comment"> * @param string|FileInfo $fileinfo either the name to us in archive (string) or a FileInfo oject with all meta data
</span></span><span id="311" class="l"><span class="php-comment"> * @param string $data binary content of the file to add
</span></span><span id="312" class="l"><span class="php-comment"> * @throws ArchiveIOException
</span></span><span id="313" class="l"><span class="php-comment"> */</span>
</span><span id="314" class="l"> <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> addData(<span class="php-var">$fileinfo</span>, <span class="php-var">$data</span>)
</span><span id="315" class="l"> {
</span><span id="316" class="l"> <span class="php-keyword1">if</span> (<span class="php-keyword2">is_string</span>(<span class="php-var">$fileinfo</span>)) {
</span><span id="317" class="l"> <span class="php-var">$fileinfo</span> = <span class="php-keyword1">new</span> FileInfo(<span class="php-var">$fileinfo</span>);
</span><span id="318" class="l"> }
</span><span id="319" class="l">
</span><span id="320" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$this</span>-&gt;closed) {
</span><span id="321" class="l"> <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> ArchiveIOException(<span class="php-quote">'Archive has been closed, files can no longer be added'</span>);
</span><span id="322" class="l"> }
</span><span id="323" class="l">
</span><span id="324" class="l"> <span class="php-comment">// prepare info and compress data</span>
</span><span id="325" class="l"> <span class="php-var">$size</span> = <span class="php-keyword2">strlen</span>(<span class="php-var">$data</span>);
</span><span id="326" class="l"> <span class="php-var">$crc</span> = <span class="php-keyword2">crc32</span>(<span class="php-var">$data</span>);
</span><span id="327" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$this</span>-&gt;complevel) {
</span><span id="328" class="l"> <span class="php-var">$data</span> = <span class="php-keyword2">gzcompress</span>(<span class="php-var">$data</span>, <span class="php-var">$this</span>-&gt;complevel);
</span><span id="329" class="l"> <span class="php-var">$data</span> = <span class="php-keyword2">substr</span>(<span class="php-var">$data</span>, <span class="php-num">2</span>, -<span class="php-num">4</span>); <span class="php-comment">// strip compression headers</span>
</span><span id="330" class="l"> }
</span><span id="331" class="l"> <span class="php-var">$csize</span> = <span class="php-keyword2">strlen</span>(<span class="php-var">$data</span>);
</span><span id="332" class="l"> <span class="php-var">$offset</span> = <span class="php-var">$this</span>-&gt;dataOffset();
</span><span id="333" class="l"> <span class="php-var">$name</span> = <span class="php-var">$fileinfo</span>-&gt;getPath();
</span><span id="334" class="l"> <span class="php-var">$time</span> = <span class="php-var">$fileinfo</span>-&gt;getMtime();
</span><span id="335" class="l">
</span><span id="336" class="l"> <span class="php-comment">// write local file header</span>
</span><span id="337" class="l"> <span class="php-var">$this</span>-&gt;writebytes(<span class="php-var">$this</span>-&gt;makeLocalFileHeader(
</span><span id="338" class="l"> <span class="php-var">$time</span>,
</span><span id="339" class="l"> <span class="php-var">$crc</span>,
</span><span id="340" class="l"> <span class="php-var">$size</span>,
</span><span id="341" class="l"> <span class="php-var">$csize</span>,
</span><span id="342" class="l"> <span class="php-var">$name</span>,
</span><span id="343" class="l"> (bool) <span class="php-var">$this</span>-&gt;complevel
</span><span id="344" class="l"> ));
</span><span id="345" class="l">
</span><span id="346" class="l"> <span class="php-comment">// we store no encryption header</span>
</span><span id="347" class="l">
</span><span id="348" class="l"> <span class="php-comment">// write data</span>
</span><span id="349" class="l"> <span class="php-var">$this</span>-&gt;writebytes(<span class="php-var">$data</span>);
</span><span id="350" class="l">
</span><span id="351" class="l"> <span class="php-comment">// we store no data descriptor</span>
</span><span id="352" class="l">
</span><span id="353" class="l"> <span class="php-comment">// add info to central file directory</span>
</span><span id="354" class="l"> <span class="php-var">$this</span>-&gt;ctrl_dir[] = <span class="php-var">$this</span>-&gt;makeCentralFileRecord(
</span><span id="355" class="l"> <span class="php-var">$offset</span>,
</span><span id="356" class="l"> <span class="php-var">$time</span>,
</span><span id="357" class="l"> <span class="php-var">$crc</span>,
</span><span id="358" class="l"> <span class="php-var">$size</span>,
</span><span id="359" class="l"> <span class="php-var">$csize</span>,
</span><span id="360" class="l"> <span class="php-var">$name</span>,
</span><span id="361" class="l"> (bool) <span class="php-var">$this</span>-&gt;complevel
</span><span id="362" class="l"> );
</span><span id="363" class="l">
</span><span id="364" class="l"> <span class="php-keyword1">if</span>(<span class="php-keyword2">is_callable</span>(<span class="php-var">$this</span>-&gt;callback)) {
</span><span id="365" class="l"> <span class="php-keyword2">call_user_func</span>(<span class="php-var">$this</span>-&gt;callback, <span class="php-var">$fileinfo</span>);
</span><span id="366" class="l"> }
</span><span id="367" class="l"> }
</span><span id="368" class="l">
</span><span id="369" class="l"> <span class="php-comment">/**
</span></span><span id="370" class="l"><span class="php-comment"> * Add the closing footer to the archive if in write mode, close all file handles
</span></span><span id="371" class="l"><span class="php-comment"> *
</span></span><span id="372" class="l"><span class="php-comment"> * After a call to this function no more data can be added to the archive, for
</span></span><span id="373" class="l"><span class="php-comment"> * read access no reading is allowed anymore
</span></span><span id="374" class="l"><span class="php-comment"> * @throws ArchiveIOException
</span></span><span id="375" class="l"><span class="php-comment"> */</span>
</span><span id="376" class="l"> <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> close()
</span><span id="377" class="l"> {
</span><span id="378" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$this</span>-&gt;closed) {
</span><span id="379" class="l"> <span class="php-keyword1">return</span>;
</span><span id="380" class="l"> } <span class="php-comment">// we did this already</span>
</span><span id="381" class="l">
</span><span id="382" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$this</span>-&gt;writeaccess) {
</span><span id="383" class="l"> <span class="php-comment">// write central directory</span>
</span><span id="384" class="l"> <span class="php-var">$offset</span> = <span class="php-var">$this</span>-&gt;dataOffset();
</span><span id="385" class="l"> <span class="php-var">$ctrldir</span> = <span class="php-keyword2">join</span>(<span class="php-quote">''</span>, <span class="php-var">$this</span>-&gt;ctrl_dir);
</span><span id="386" class="l"> <span class="php-var">$this</span>-&gt;writebytes(<span class="php-var">$ctrldir</span>);
</span><span id="387" class="l">
</span><span id="388" class="l"> <span class="php-comment">// write end of central directory record</span>
</span><span id="389" class="l"> <span class="php-var">$this</span>-&gt;writebytes(<span class="php-quote">&quot;\x50\x4b\x05\x06&quot;</span>); <span class="php-comment">// end of central dir signature</span>
</span><span id="390" class="l"> <span class="php-var">$this</span>-&gt;writebytes(<span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-num">0</span>)); <span class="php-comment">// number of this disk</span>
</span><span id="391" class="l"> <span class="php-var">$this</span>-&gt;writebytes(<span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-num">0</span>)); <span class="php-comment">// number of the disk with the start of the central directory</span>
</span><span id="392" class="l"> <span class="php-var">$this</span>-&gt;writebytes(<span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>,
</span><span id="393" class="l"> <span class="php-keyword2">count</span>(<span class="php-var">$this</span>-&gt;ctrl_dir))); <span class="php-comment">// total number of entries in the central directory on this disk</span>
</span><span id="394" class="l"> <span class="php-var">$this</span>-&gt;writebytes(<span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-keyword2">count</span>(<span class="php-var">$this</span>-&gt;ctrl_dir))); <span class="php-comment">// total number of entries in the central directory</span>
</span><span id="395" class="l"> <span class="php-var">$this</span>-&gt;writebytes(<span class="php-keyword2">pack</span>(<span class="php-quote">'V'</span>, <span class="php-keyword2">strlen</span>(<span class="php-var">$ctrldir</span>))); <span class="php-comment">// size of the central directory</span>
</span><span id="396" class="l"> <span class="php-var">$this</span>-&gt;writebytes(<span class="php-keyword2">pack</span>(<span class="php-quote">'V'</span>,
</span><span id="397" class="l"> <span class="php-var">$offset</span>)); <span class="php-comment">// offset of start of central directory with respect to the starting disk number</span>
</span><span id="398" class="l"> <span class="php-var">$this</span>-&gt;writebytes(<span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-num">0</span>)); <span class="php-comment">// .ZIP file comment length</span>
</span><span id="399" class="l">
</span><span id="400" class="l"> <span class="php-var">$this</span>-&gt;ctrl_dir = <span class="php-keyword1">array</span>();
</span><span id="401" class="l"> }
</span><span id="402" class="l">
</span><span id="403" class="l"> <span class="php-comment">// close file handles</span>
</span><span id="404" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$this</span>-&gt;<span class="php-keyword2">file</span>) {
</span><span id="405" class="l"> <span class="php-keyword2">fclose</span>(<span class="php-var">$this</span>-&gt;fh);
</span><span id="406" class="l"> <span class="php-var">$this</span>-&gt;<span class="php-keyword2">file</span> = <span class="php-quote">''</span>;
</span><span id="407" class="l"> <span class="php-var">$this</span>-&gt;fh = <span class="php-num">0</span>;
</span><span id="408" class="l"> }
</span><span id="409" class="l">
</span><span id="410" class="l"> <span class="php-var">$this</span>-&gt;writeaccess = <span class="php-keyword1">false</span>;
</span><span id="411" class="l"> <span class="php-var">$this</span>-&gt;closed = <span class="php-keyword1">true</span>;
</span><span id="412" class="l"> }
</span><span id="413" class="l">
</span><span id="414" class="l"> <span class="php-comment">/**
</span></span><span id="415" class="l"><span class="php-comment"> * Returns the created in-memory archive data
</span></span><span id="416" class="l"><span class="php-comment"> *
</span></span><span id="417" class="l"><span class="php-comment"> * This implicitly calls close() on the Archive
</span></span><span id="418" class="l"><span class="php-comment"> * @throws ArchiveIOException
</span></span><span id="419" class="l"><span class="php-comment"> */</span>
</span><span id="420" class="l"> <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> getArchive()
</span><span id="421" class="l"> {
</span><span id="422" class="l"> <span class="php-var">$this</span>-&gt;close();
</span><span id="423" class="l">
</span><span id="424" class="l"> <span class="php-keyword1">return</span> <span class="php-var">$this</span>-&gt;memory;
</span><span id="425" class="l"> }
</span><span id="426" class="l">
</span><span id="427" class="l"> <span class="php-comment">/**
</span></span><span id="428" class="l"><span class="php-comment"> * Save the created in-memory archive data
</span></span><span id="429" class="l"><span class="php-comment"> *
</span></span><span id="430" class="l"><span class="php-comment"> * Note: It's more memory effective to specify the filename in the create() function and
</span></span><span id="431" class="l"><span class="php-comment"> * let the library work on the new file directly.
</span></span><span id="432" class="l"><span class="php-comment"> *
</span></span><span id="433" class="l"><span class="php-comment"> * @param $file
</span></span><span id="434" class="l"><span class="php-comment"> * @throws ArchiveIOException
</span></span><span id="435" class="l"><span class="php-comment"> */</span>
</span><span id="436" class="l"> <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> save(<span class="php-var">$file</span>)
</span><span id="437" class="l"> {
</span><span id="438" class="l"> <span class="php-keyword1">if</span> (!@<span class="php-keyword2">file_put_contents</span>(<span class="php-var">$file</span>, <span class="php-var">$this</span>-&gt;getArchive())) {
</span><span id="439" class="l"> <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> ArchiveIOException(<span class="php-quote">'Could not write to file: '</span>.<span class="php-var">$file</span>);
</span><span id="440" class="l"> }
</span><span id="441" class="l"> }
</span><span id="442" class="l">
</span><span id="443" class="l"> <span class="php-comment">/**
</span></span><span id="444" class="l"><span class="php-comment"> * Read the central directory
</span></span><span id="445" class="l"><span class="php-comment"> *
</span></span><span id="446" class="l"><span class="php-comment"> * This key-value list contains general information about the ZIP file
</span></span><span id="447" class="l"><span class="php-comment"> *
</span></span><span id="448" class="l"><span class="php-comment"> * @return array
</span></span><span id="449" class="l"><span class="php-comment"> */</span>
</span><span id="450" class="l"> <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> readCentralDir()
</span><span id="451" class="l"> {
</span><span id="452" class="l"> <span class="php-var">$size</span> = <span class="php-keyword2">filesize</span>(<span class="php-var">$this</span>-&gt;<span class="php-keyword2">file</span>);
</span><span id="453" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$size</span> &lt; <span class="php-num">277</span>) {
</span><span id="454" class="l"> <span class="php-var">$maximum_size</span> = <span class="php-var">$size</span>;
</span><span id="455" class="l"> } <span class="php-keyword1">else</span> {
</span><span id="456" class="l"> <span class="php-var">$maximum_size</span> = <span class="php-num">277</span>;
</span><span id="457" class="l"> }
</span><span id="458" class="l">
</span><span id="459" class="l"> @<span class="php-keyword2">fseek</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-var">$size</span> - <span class="php-var">$maximum_size</span>);
</span><span id="460" class="l"> <span class="php-var">$pos</span> = <span class="php-keyword2">ftell</span>(<span class="php-var">$this</span>-&gt;fh);
</span><span id="461" class="l"> <span class="php-var">$bytes</span> = <span class="php-num">0x00000000</span>;
</span><span id="462" class="l">
</span><span id="463" class="l"> <span class="php-keyword1">while</span> (<span class="php-var">$pos</span> &lt; <span class="php-var">$size</span>) {
</span><span id="464" class="l"> <span class="php-var">$byte</span> = @<span class="php-keyword2">fread</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-num">1</span>);
</span><span id="465" class="l"> <span class="php-var">$bytes</span> = ((<span class="php-var">$bytes</span> &lt;&lt; <span class="php-num">8</span>) &amp; <span class="php-num">0xFFFFFFFF</span>) | <span class="php-keyword2">ord</span>(<span class="php-var">$byte</span>);
</span><span id="466" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$bytes</span> == <span class="php-num">0x504b0506</span>) {
</span><span id="467" class="l"> <span class="php-keyword1">break</span>;
</span><span id="468" class="l"> }
</span><span id="469" class="l"> <span class="php-var">$pos</span>++;
</span><span id="470" class="l"> }
</span><span id="471" class="l">
</span><span id="472" class="l"> <span class="php-var">$data</span> = <span class="php-keyword2">unpack</span>(
</span><span id="473" class="l"> <span class="php-quote">'vdisk/vdisk_start/vdisk_entries/ventries/Vsize/Voffset/vcomment_size'</span>,
</span><span id="474" class="l"> <span class="php-keyword2">fread</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-num">18</span>)
</span><span id="475" class="l"> );
</span><span id="476" class="l">
</span><span id="477" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$data</span>[<span class="php-quote">'comment_size'</span>] != <span class="php-num">0</span>) {
</span><span id="478" class="l"> <span class="php-var">$centd</span>[<span class="php-quote">'comment'</span>] = <span class="php-keyword2">fread</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-var">$data</span>[<span class="php-quote">'comment_size'</span>]);
</span><span id="479" class="l"> } <span class="php-keyword1">else</span> {
</span><span id="480" class="l"> <span class="php-var">$centd</span>[<span class="php-quote">'comment'</span>] = <span class="php-quote">''</span>;
</span><span id="481" class="l"> }
</span><span id="482" class="l"> <span class="php-var">$centd</span>[<span class="php-quote">'entries'</span>] = <span class="php-var">$data</span>[<span class="php-quote">'entries'</span>];
</span><span id="483" class="l"> <span class="php-var">$centd</span>[<span class="php-quote">'disk_entries'</span>] = <span class="php-var">$data</span>[<span class="php-quote">'disk_entries'</span>];
</span><span id="484" class="l"> <span class="php-var">$centd</span>[<span class="php-quote">'offset'</span>] = <span class="php-var">$data</span>[<span class="php-quote">'offset'</span>];
</span><span id="485" class="l"> <span class="php-var">$centd</span>[<span class="php-quote">'disk_start'</span>] = <span class="php-var">$data</span>[<span class="php-quote">'disk_start'</span>];
</span><span id="486" class="l"> <span class="php-var">$centd</span>[<span class="php-quote">'size'</span>] = <span class="php-var">$data</span>[<span class="php-quote">'size'</span>];
</span><span id="487" class="l"> <span class="php-var">$centd</span>[<span class="php-quote">'disk'</span>] = <span class="php-var">$data</span>[<span class="php-quote">'disk'</span>];
</span><span id="488" class="l"> <span class="php-keyword1">return</span> <span class="php-var">$centd</span>;
</span><span id="489" class="l"> }
</span><span id="490" class="l">
</span><span id="491" class="l"> <span class="php-comment">/**
</span></span><span id="492" class="l"><span class="php-comment"> * Read the next central file header
</span></span><span id="493" class="l"><span class="php-comment"> *
</span></span><span id="494" class="l"><span class="php-comment"> * Assumes the current file pointer is pointing at the right position
</span></span><span id="495" class="l"><span class="php-comment"> *
</span></span><span id="496" class="l"><span class="php-comment"> * @return array
</span></span><span id="497" class="l"><span class="php-comment"> */</span>
</span><span id="498" class="l"> <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> readCentralFileHeader()
</span><span id="499" class="l"> {
</span><span id="500" class="l"> <span class="php-var">$binary_data</span> = <span class="php-keyword2">fread</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-num">46</span>);
</span><span id="501" class="l"> <span class="php-var">$header</span> = <span class="php-keyword2">unpack</span>(
</span><span id="502" class="l"> <span class="php-quote">'vchkid/vid/vversion/vversion_extracted/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len/vcomment_len/vdisk/vinternal/Vexternal/Voffset'</span>,
</span><span id="503" class="l"> <span class="php-var">$binary_data</span>
</span><span id="504" class="l"> );
</span><span id="505" class="l">
</span><span id="506" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$header</span>[<span class="php-quote">'filename_len'</span>] != <span class="php-num">0</span>) {
</span><span id="507" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'filename'</span>] = <span class="php-keyword2">fread</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-var">$header</span>[<span class="php-quote">'filename_len'</span>]);
</span><span id="508" class="l"> } <span class="php-keyword1">else</span> {
</span><span id="509" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'filename'</span>] = <span class="php-quote">''</span>;
</span><span id="510" class="l"> }
</span><span id="511" class="l">
</span><span id="512" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$header</span>[<span class="php-quote">'extra_len'</span>] != <span class="php-num">0</span>) {
</span><span id="513" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'extra'</span>] = <span class="php-keyword2">fread</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-var">$header</span>[<span class="php-quote">'extra_len'</span>]);
</span><span id="514" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'extradata'</span>] = <span class="php-var">$this</span>-&gt;parseExtra(<span class="php-var">$header</span>[<span class="php-quote">'extra'</span>]);
</span><span id="515" class="l"> } <span class="php-keyword1">else</span> {
</span><span id="516" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'extra'</span>] = <span class="php-quote">''</span>;
</span><span id="517" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'extradata'</span>] = <span class="php-keyword1">array</span>();
</span><span id="518" class="l"> }
</span><span id="519" class="l">
</span><span id="520" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$header</span>[<span class="php-quote">'comment_len'</span>] != <span class="php-num">0</span>) {
</span><span id="521" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'comment'</span>] = <span class="php-keyword2">fread</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-var">$header</span>[<span class="php-quote">'comment_len'</span>]);
</span><span id="522" class="l"> } <span class="php-keyword1">else</span> {
</span><span id="523" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'comment'</span>] = <span class="php-quote">''</span>;
</span><span id="524" class="l"> }
</span><span id="525" class="l">
</span><span id="526" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'mtime'</span>] = <span class="php-var">$this</span>-&gt;makeUnixTime(<span class="php-var">$header</span>[<span class="php-quote">'mdate'</span>], <span class="php-var">$header</span>[<span class="php-quote">'mtime'</span>]);
</span><span id="527" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'stored_filename'</span>] = <span class="php-var">$header</span>[<span class="php-quote">'filename'</span>];
</span><span id="528" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'status'</span>] = <span class="php-quote">'ok'</span>;
</span><span id="529" class="l"> <span class="php-keyword1">if</span> (<span class="php-keyword2">substr</span>(<span class="php-var">$header</span>[<span class="php-quote">'filename'</span>], -<span class="php-num">1</span>) == <span class="php-quote">'/'</span>) {
</span><span id="530" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'external'</span>] = <span class="php-num">0x41FF0010</span>;
</span><span id="531" class="l"> }
</span><span id="532" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'folder'</span>] = (<span class="php-var">$header</span>[<span class="php-quote">'external'</span>] == <span class="php-num">0x41FF0010</span> || <span class="php-var">$header</span>[<span class="php-quote">'external'</span>] == <span class="php-num">16</span>) ? <span class="php-num">1</span> : <span class="php-num">0</span>;
</span><span id="533" class="l">
</span><span id="534" class="l"> <span class="php-keyword1">return</span> <span class="php-var">$header</span>;
</span><span id="535" class="l"> }
</span><span id="536" class="l">
</span><span id="537" class="l"> <span class="php-comment">/**
</span></span><span id="538" class="l"><span class="php-comment"> * Reads the local file header
</span></span><span id="539" class="l"><span class="php-comment"> *
</span></span><span id="540" class="l"><span class="php-comment"> * This header precedes each individual file inside the zip file. Assumes the current file pointer is pointing at
</span></span><span id="541" class="l"><span class="php-comment"> * the right position already. Enhances the given central header with the data found at the local header.
</span></span><span id="542" class="l"><span class="php-comment"> *
</span></span><span id="543" class="l"><span class="php-comment"> * @param array $header the central file header read previously (see above)
</span></span><span id="544" class="l"><span class="php-comment"> * @return array
</span></span><span id="545" class="l"><span class="php-comment"> */</span>
</span><span id="546" class="l"> <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> readFileHeader(<span class="php-var">$header</span>)
</span><span id="547" class="l"> {
</span><span id="548" class="l"> <span class="php-var">$binary_data</span> = <span class="php-keyword2">fread</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-num">30</span>);
</span><span id="549" class="l"> <span class="php-var">$data</span> = <span class="php-keyword2">unpack</span>(
</span><span id="550" class="l"> <span class="php-quote">'vchk/vid/vversion/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len'</span>,
</span><span id="551" class="l"> <span class="php-var">$binary_data</span>
</span><span id="552" class="l"> );
</span><span id="553" class="l">
</span><span id="554" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'filename'</span>] = <span class="php-keyword2">fread</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-var">$data</span>[<span class="php-quote">'filename_len'</span>]);
</span><span id="555" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$data</span>[<span class="php-quote">'extra_len'</span>] != <span class="php-num">0</span>) {
</span><span id="556" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'extra'</span>] = <span class="php-keyword2">fread</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-var">$data</span>[<span class="php-quote">'extra_len'</span>]);
</span><span id="557" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'extradata'</span>] = <span class="php-keyword2">array_merge</span>(<span class="php-var">$header</span>[<span class="php-quote">'extradata'</span>], <span class="php-var">$this</span>-&gt;parseExtra(<span class="php-var">$header</span>[<span class="php-quote">'extra'</span>]));
</span><span id="558" class="l"> } <span class="php-keyword1">else</span> {
</span><span id="559" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'extra'</span>] = <span class="php-quote">''</span>;
</span><span id="560" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'extradata'</span>] = <span class="php-keyword1">array</span>();
</span><span id="561" class="l"> }
</span><span id="562" class="l">
</span><span id="563" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'compression'</span>] = <span class="php-var">$data</span>[<span class="php-quote">'compression'</span>];
</span><span id="564" class="l"> <span class="php-keyword1">foreach</span> (<span class="php-keyword1">array</span>(
</span><span id="565" class="l"> <span class="php-quote">'size'</span>,
</span><span id="566" class="l"> <span class="php-quote">'compressed_size'</span>,
</span><span id="567" class="l"> <span class="php-quote">'crc'</span>
</span><span id="568" class="l"> ) <span class="php-keyword1">as</span> <span class="php-var">$hd</span>) { <span class="php-comment">// On ODT files, these headers are 0. Keep the previous value.</span>
</span><span id="569" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$data</span>[<span class="php-var">$hd</span>] != <span class="php-num">0</span>) {
</span><span id="570" class="l"> <span class="php-var">$header</span>[<span class="php-var">$hd</span>] = <span class="php-var">$data</span>[<span class="php-var">$hd</span>];
</span><span id="571" class="l"> }
</span><span id="572" class="l"> }
</span><span id="573" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'flag'</span>] = <span class="php-var">$data</span>[<span class="php-quote">'flag'</span>];
</span><span id="574" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'mtime'</span>] = <span class="php-var">$this</span>-&gt;makeUnixTime(<span class="php-var">$data</span>[<span class="php-quote">'mdate'</span>], <span class="php-var">$data</span>[<span class="php-quote">'mtime'</span>]);
</span><span id="575" class="l">
</span><span id="576" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'stored_filename'</span>] = <span class="php-var">$header</span>[<span class="php-quote">'filename'</span>];
</span><span id="577" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'status'</span>] = <span class="php-quote">&quot;ok&quot;</span>;
</span><span id="578" class="l"> <span class="php-var">$header</span>[<span class="php-quote">'folder'</span>] = (<span class="php-var">$header</span>[<span class="php-quote">'external'</span>] == <span class="php-num">0x41FF0010</span> || <span class="php-var">$header</span>[<span class="php-quote">'external'</span>] == <span class="php-num">16</span>) ? <span class="php-num">1</span> : <span class="php-num">0</span>;
</span><span id="579" class="l"> <span class="php-keyword1">return</span> <span class="php-var">$header</span>;
</span><span id="580" class="l"> }
</span><span id="581" class="l">
</span><span id="582" class="l"> <span class="php-comment">/**
</span></span><span id="583" class="l"><span class="php-comment"> * Parse the extra headers into fields
</span></span><span id="584" class="l"><span class="php-comment"> *
</span></span><span id="585" class="l"><span class="php-comment"> * @param string $header
</span></span><span id="586" class="l"><span class="php-comment"> * @return array
</span></span><span id="587" class="l"><span class="php-comment"> */</span>
</span><span id="588" class="l"> <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> parseExtra(<span class="php-var">$header</span>)
</span><span id="589" class="l"> {
</span><span id="590" class="l"> <span class="php-var">$extra</span> = <span class="php-keyword1">array</span>();
</span><span id="591" class="l"> <span class="php-comment">// parse all extra fields as raw values</span>
</span><span id="592" class="l"> <span class="php-keyword1">while</span> (<span class="php-keyword2">strlen</span>(<span class="php-var">$header</span>) !== <span class="php-num">0</span>) {
</span><span id="593" class="l"> <span class="php-var">$set</span> = <span class="php-keyword2">unpack</span>(<span class="php-quote">'vid/vlen'</span>, <span class="php-var">$header</span>);
</span><span id="594" class="l"> <span class="php-var">$header</span> = <span class="php-keyword2">substr</span>(<span class="php-var">$header</span>, <span class="php-num">4</span>);
</span><span id="595" class="l"> <span class="php-var">$value</span> = <span class="php-keyword2">substr</span>(<span class="php-var">$header</span>, <span class="php-num">0</span>, <span class="php-var">$set</span>[<span class="php-quote">'len'</span>]);
</span><span id="596" class="l"> <span class="php-var">$header</span> = <span class="php-keyword2">substr</span>(<span class="php-var">$header</span>, <span class="php-var">$set</span>[<span class="php-quote">'len'</span>]);
</span><span id="597" class="l"> <span class="php-var">$extra</span>[<span class="php-var">$set</span>[<span class="php-quote">'id'</span>]] = <span class="php-var">$value</span>;
</span><span id="598" class="l"> }
</span><span id="599" class="l">
</span><span id="600" class="l"> <span class="php-comment">// handle known ones</span>
</span><span id="601" class="l"> <span class="php-keyword1">if</span>(<span class="php-keyword1">isset</span>(<span class="php-var">$extra</span>[<span class="php-num">0x6375</span>])) {
</span><span id="602" class="l"> <span class="php-var">$extra</span>[<span class="php-quote">'utf8comment'</span>] = <span class="php-keyword2">substr</span>(<span class="php-var">$extra</span>[<span class="php-num">0x7075</span>], <span class="php-num">5</span>); <span class="php-comment">// strip version and crc</span>
</span><span id="603" class="l"> }
</span><span id="604" class="l"> <span class="php-keyword1">if</span>(<span class="php-keyword1">isset</span>(<span class="php-var">$extra</span>[<span class="php-num">0x7075</span>])) {
</span><span id="605" class="l"> <span class="php-var">$extra</span>[<span class="php-quote">'utf8path'</span>] = <span class="php-keyword2">substr</span>(<span class="php-var">$extra</span>[<span class="php-num">0x7075</span>], <span class="php-num">5</span>); <span class="php-comment">// strip version and crc</span>
</span><span id="606" class="l"> }
</span><span id="607" class="l">
</span><span id="608" class="l"> <span class="php-keyword1">return</span> <span class="php-var">$extra</span>;
</span><span id="609" class="l"> }
</span><span id="610" class="l">
</span><span id="611" class="l"> <span class="php-comment">/**
</span></span><span id="612" class="l"><span class="php-comment"> * Create fileinfo object from header data
</span></span><span id="613" class="l"><span class="php-comment"> *
</span></span><span id="614" class="l"><span class="php-comment"> * @param $header
</span></span><span id="615" class="l"><span class="php-comment"> * @return FileInfo
</span></span><span id="616" class="l"><span class="php-comment"> */</span>
</span><span id="617" class="l"> <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> header2fileinfo(<span class="php-var">$header</span>)
</span><span id="618" class="l"> {
</span><span id="619" class="l"> <span class="php-var">$fileinfo</span> = <span class="php-keyword1">new</span> FileInfo();
</span><span id="620" class="l"> <span class="php-var">$fileinfo</span>-&gt;setSize(<span class="php-var">$header</span>[<span class="php-quote">'size'</span>]);
</span><span id="621" class="l"> <span class="php-var">$fileinfo</span>-&gt;setCompressedSize(<span class="php-var">$header</span>[<span class="php-quote">'compressed_size'</span>]);
</span><span id="622" class="l"> <span class="php-var">$fileinfo</span>-&gt;setMtime(<span class="php-var">$header</span>[<span class="php-quote">'mtime'</span>]);
</span><span id="623" class="l"> <span class="php-var">$fileinfo</span>-&gt;setComment(<span class="php-var">$header</span>[<span class="php-quote">'comment'</span>]);
</span><span id="624" class="l"> <span class="php-var">$fileinfo</span>-&gt;setIsdir(<span class="php-var">$header</span>[<span class="php-quote">'external'</span>] == <span class="php-num">0x41FF0010</span> || <span class="php-var">$header</span>[<span class="php-quote">'external'</span>] == <span class="php-num">16</span>);
</span><span id="625" class="l">
</span><span id="626" class="l"> <span class="php-keyword1">if</span>(<span class="php-keyword1">isset</span>(<span class="php-var">$header</span>[<span class="php-quote">'extradata'</span>][<span class="php-quote">'utf8path'</span>])) {
</span><span id="627" class="l"> <span class="php-var">$fileinfo</span>-&gt;setPath(<span class="php-var">$header</span>[<span class="php-quote">'extradata'</span>][<span class="php-quote">'utf8path'</span>]);
</span><span id="628" class="l"> } <span class="php-keyword1">else</span> {
</span><span id="629" class="l"> <span class="php-var">$fileinfo</span>-&gt;setPath(<span class="php-var">$this</span>-&gt;cpToUtf8(<span class="php-var">$header</span>[<span class="php-quote">'filename'</span>]));
</span><span id="630" class="l"> }
</span><span id="631" class="l">
</span><span id="632" class="l"> <span class="php-keyword1">if</span>(<span class="php-keyword1">isset</span>(<span class="php-var">$header</span>[<span class="php-quote">'extradata'</span>][<span class="php-quote">'utf8comment'</span>])) {
</span><span id="633" class="l"> <span class="php-var">$fileinfo</span>-&gt;setComment(<span class="php-var">$header</span>[<span class="php-quote">'extradata'</span>][<span class="php-quote">'utf8comment'</span>]);
</span><span id="634" class="l"> } <span class="php-keyword1">else</span> {
</span><span id="635" class="l"> <span class="php-var">$fileinfo</span>-&gt;setComment(<span class="php-var">$this</span>-&gt;cpToUtf8(<span class="php-var">$header</span>[<span class="php-quote">'comment'</span>]));
</span><span id="636" class="l"> }
</span><span id="637" class="l">
</span><span id="638" class="l"> <span class="php-keyword1">return</span> <span class="php-var">$fileinfo</span>;
</span><span id="639" class="l"> }
</span><span id="640" class="l">
</span><span id="641" class="l"> <span class="php-comment">/**
</span></span><span id="642" class="l"><span class="php-comment"> * Convert the given CP437 encoded string to UTF-8
</span></span><span id="643" class="l"><span class="php-comment"> *
</span></span><span id="644" class="l"><span class="php-comment"> * Tries iconv with the correct encoding first, falls back to mbstring with CP850 which is
</span></span><span id="645" class="l"><span class="php-comment"> * similar enough. CP437 seems not to be available in mbstring. Lastly falls back to keeping the
</span></span><span id="646" class="l"><span class="php-comment"> * string as is, which is still better than nothing.
</span></span><span id="647" class="l"><span class="php-comment"> *
</span></span><span id="648" class="l"><span class="php-comment"> * On some systems iconv is available, but the codepage is not. We also check for that.
</span></span><span id="649" class="l"><span class="php-comment"> *
</span></span><span id="650" class="l"><span class="php-comment"> * @param $string
</span></span><span id="651" class="l"><span class="php-comment"> * @return string
</span></span><span id="652" class="l"><span class="php-comment"> */</span>
</span><span id="653" class="l"> <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> cpToUtf8(<span class="php-var">$string</span>)
</span><span id="654" class="l"> {
</span><span id="655" class="l"> <span class="php-keyword1">if</span> (<span class="php-keyword2">function_exists</span>(<span class="php-quote">'iconv'</span>) &amp;&amp; @<span class="php-keyword2">iconv_strlen</span>(<span class="php-quote">''</span>, <span class="php-quote">'CP437'</span>) !== <span class="php-keyword1">false</span>) {
</span><span id="656" class="l"> <span class="php-keyword1">return</span> <span class="php-keyword2">iconv</span>(<span class="php-quote">'CP437'</span>, <span class="php-quote">'UTF-8'</span>, <span class="php-var">$string</span>);
</span><span id="657" class="l"> } <span class="php-keyword1">elseif</span> (<span class="php-keyword2">function_exists</span>(<span class="php-quote">'mb_convert_encoding'</span>)) {
</span><span id="658" class="l"> <span class="php-keyword1">return</span> <span class="php-keyword2">mb_convert_encoding</span>(<span class="php-var">$string</span>, <span class="php-quote">'UTF-8'</span>, <span class="php-quote">'CP850'</span>);
</span><span id="659" class="l"> } <span class="php-keyword1">else</span> {
</span><span id="660" class="l"> <span class="php-keyword1">return</span> <span class="php-var">$string</span>;
</span><span id="661" class="l"> }
</span><span id="662" class="l"> }
</span><span id="663" class="l">
</span><span id="664" class="l"> <span class="php-comment">/**
</span></span><span id="665" class="l"><span class="php-comment"> * Convert the given UTF-8 encoded string to CP437
</span></span><span id="666" class="l"><span class="php-comment"> *
</span></span><span id="667" class="l"><span class="php-comment"> * Same caveats as for cpToUtf8() apply
</span></span><span id="668" class="l"><span class="php-comment"> *
</span></span><span id="669" class="l"><span class="php-comment"> * @param $string
</span></span><span id="670" class="l"><span class="php-comment"> * @return string
</span></span><span id="671" class="l"><span class="php-comment"> */</span>
</span><span id="672" class="l"> <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> utf8ToCp(<span class="php-var">$string</span>)
</span><span id="673" class="l"> {
</span><span id="674" class="l"> <span class="php-comment">// try iconv first</span>
</span><span id="675" class="l"> <span class="php-keyword1">if</span> (<span class="php-keyword2">function_exists</span>(<span class="php-quote">'iconv'</span>)) {
</span><span id="676" class="l"> <span class="php-var">$conv</span> = @<span class="php-keyword2">iconv</span>(<span class="php-quote">'UTF-8'</span>, <span class="php-quote">'CP437//IGNORE'</span>, <span class="php-var">$string</span>);
</span><span id="677" class="l"> <span class="php-keyword1">if</span>(<span class="php-var">$conv</span>) <span class="php-keyword1">return</span> <span class="php-var">$conv</span>; <span class="php-comment">// it worked</span>
</span><span id="678" class="l"> }
</span><span id="679" class="l">
</span><span id="680" class="l"> <span class="php-comment">// still here? iconv failed to convert the string. Try another method</span>
</span><span id="681" class="l"> <span class="php-comment">// see http://php.net/manual/en/function.iconv.php#108643</span>
</span><span id="682" class="l">
</span><span id="683" class="l"> <span class="php-keyword1">if</span> (<span class="php-keyword2">function_exists</span>(<span class="php-quote">'mb_convert_encoding'</span>)) {
</span><span id="684" class="l"> <span class="php-keyword1">return</span> <span class="php-keyword2">mb_convert_encoding</span>(<span class="php-var">$string</span>, <span class="php-quote">'CP850'</span>, <span class="php-quote">'UTF-8'</span>);
</span><span id="685" class="l"> } <span class="php-keyword1">else</span> {
</span><span id="686" class="l"> <span class="php-keyword1">return</span> <span class="php-var">$string</span>;
</span><span id="687" class="l"> }
</span><span id="688" class="l"> }
</span><span id="689" class="l">
</span><span id="690" class="l">
</span><span id="691" class="l"> <span class="php-comment">/**
</span></span><span id="692" class="l"><span class="php-comment"> * Write to the open filepointer or memory
</span></span><span id="693" class="l"><span class="php-comment"> *
</span></span><span id="694" class="l"><span class="php-comment"> * @param string $data
</span></span><span id="695" class="l"><span class="php-comment"> * @throws ArchiveIOException
</span></span><span id="696" class="l"><span class="php-comment"> * @return int number of bytes written
</span></span><span id="697" class="l"><span class="php-comment"> */</span>
</span><span id="698" class="l"> <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> writebytes(<span class="php-var">$data</span>)
</span><span id="699" class="l"> {
</span><span id="700" class="l"> <span class="php-keyword1">if</span> (!<span class="php-var">$this</span>-&gt;<span class="php-keyword2">file</span>) {
</span><span id="701" class="l"> <span class="php-var">$this</span>-&gt;memory .= <span class="php-var">$data</span>;
</span><span id="702" class="l"> <span class="php-var">$written</span> = <span class="php-keyword2">strlen</span>(<span class="php-var">$data</span>);
</span><span id="703" class="l"> } <span class="php-keyword1">else</span> {
</span><span id="704" class="l"> <span class="php-var">$written</span> = @<span class="php-keyword2">fwrite</span>(<span class="php-var">$this</span>-&gt;fh, <span class="php-var">$data</span>);
</span><span id="705" class="l"> }
</span><span id="706" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$written</span> === <span class="php-keyword1">false</span>) {
</span><span id="707" class="l"> <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> ArchiveIOException(<span class="php-quote">'Failed to write to archive stream'</span>);
</span><span id="708" class="l"> }
</span><span id="709" class="l"> <span class="php-keyword1">return</span> <span class="php-var">$written</span>;
</span><span id="710" class="l"> }
</span><span id="711" class="l">
</span><span id="712" class="l"> <span class="php-comment">/**
</span></span><span id="713" class="l"><span class="php-comment"> * Current data pointer position
</span></span><span id="714" class="l"><span class="php-comment"> *
</span></span><span id="715" class="l"><span class="php-comment"> * @fixme might need a -1
</span></span><span id="716" class="l"><span class="php-comment"> * @return int
</span></span><span id="717" class="l"><span class="php-comment"> */</span>
</span><span id="718" class="l"> <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> dataOffset()
</span><span id="719" class="l"> {
</span><span id="720" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$this</span>-&gt;<span class="php-keyword2">file</span>) {
</span><span id="721" class="l"> <span class="php-keyword1">return</span> <span class="php-keyword2">ftell</span>(<span class="php-var">$this</span>-&gt;fh);
</span><span id="722" class="l"> } <span class="php-keyword1">else</span> {
</span><span id="723" class="l"> <span class="php-keyword1">return</span> <span class="php-keyword2">strlen</span>(<span class="php-var">$this</span>-&gt;memory);
</span><span id="724" class="l"> }
</span><span id="725" class="l"> }
</span><span id="726" class="l">
</span><span id="727" class="l"> <span class="php-comment">/**
</span></span><span id="728" class="l"><span class="php-comment"> * Create a DOS timestamp from a UNIX timestamp
</span></span><span id="729" class="l"><span class="php-comment"> *
</span></span><span id="730" class="l"><span class="php-comment"> * DOS timestamps start at 1980-01-01, earlier UNIX stamps will be set to this date
</span></span><span id="731" class="l"><span class="php-comment"> *
</span></span><span id="732" class="l"><span class="php-comment"> * @param $time
</span></span><span id="733" class="l"><span class="php-comment"> * @return int
</span></span><span id="734" class="l"><span class="php-comment"> */</span>
</span><span id="735" class="l"> <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> makeDosTime(<span class="php-var">$time</span>)
</span><span id="736" class="l"> {
</span><span id="737" class="l"> <span class="php-var">$timearray</span> = <span class="php-keyword2">getdate</span>(<span class="php-var">$time</span>);
</span><span id="738" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$timearray</span>[<span class="php-quote">'year'</span>] &lt; <span class="php-num">1980</span>) {
</span><span id="739" class="l"> <span class="php-var">$timearray</span>[<span class="php-quote">'year'</span>] = <span class="php-num">1980</span>;
</span><span id="740" class="l"> <span class="php-var">$timearray</span>[<span class="php-quote">'mon'</span>] = <span class="php-num">1</span>;
</span><span id="741" class="l"> <span class="php-var">$timearray</span>[<span class="php-quote">'mday'</span>] = <span class="php-num">1</span>;
</span><span id="742" class="l"> <span class="php-var">$timearray</span>[<span class="php-quote">'hours'</span>] = <span class="php-num">0</span>;
</span><span id="743" class="l"> <span class="php-var">$timearray</span>[<span class="php-quote">'minutes'</span>] = <span class="php-num">0</span>;
</span><span id="744" class="l"> <span class="php-var">$timearray</span>[<span class="php-quote">'seconds'</span>] = <span class="php-num">0</span>;
</span><span id="745" class="l"> }
</span><span id="746" class="l"> <span class="php-keyword1">return</span> ((<span class="php-var">$timearray</span>[<span class="php-quote">'year'</span>] - <span class="php-num">1980</span>) &lt;&lt; <span class="php-num">25</span>) |
</span><span id="747" class="l"> (<span class="php-var">$timearray</span>[<span class="php-quote">'mon'</span>] &lt;&lt; <span class="php-num">21</span>) |
</span><span id="748" class="l"> (<span class="php-var">$timearray</span>[<span class="php-quote">'mday'</span>] &lt;&lt; <span class="php-num">16</span>) |
</span><span id="749" class="l"> (<span class="php-var">$timearray</span>[<span class="php-quote">'hours'</span>] &lt;&lt; <span class="php-num">11</span>) |
</span><span id="750" class="l"> (<span class="php-var">$timearray</span>[<span class="php-quote">'minutes'</span>] &lt;&lt; <span class="php-num">5</span>) |
</span><span id="751" class="l"> (<span class="php-var">$timearray</span>[<span class="php-quote">'seconds'</span>] &gt;&gt; <span class="php-num">1</span>);
</span><span id="752" class="l"> }
</span><span id="753" class="l">
</span><span id="754" class="l"> <span class="php-comment">/**
</span></span><span id="755" class="l"><span class="php-comment"> * Create a UNIX timestamp from a DOS timestamp
</span></span><span id="756" class="l"><span class="php-comment"> *
</span></span><span id="757" class="l"><span class="php-comment"> * @param $mdate
</span></span><span id="758" class="l"><span class="php-comment"> * @param $mtime
</span></span><span id="759" class="l"><span class="php-comment"> * @return int
</span></span><span id="760" class="l"><span class="php-comment"> */</span>
</span><span id="761" class="l"> <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> makeUnixTime(<span class="php-var">$mdate</span> = <span class="php-keyword1">null</span>, <span class="php-var">$mtime</span> = <span class="php-keyword1">null</span>)
</span><span id="762" class="l"> {
</span><span id="763" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$mdate</span> &amp;&amp; <span class="php-var">$mtime</span>) {
</span><span id="764" class="l"> <span class="php-var">$year</span> = ((<span class="php-var">$mdate</span> &amp; <span class="php-num">0xFE00</span>) &gt;&gt; <span class="php-num">9</span>) + <span class="php-num">1980</span>;
</span><span id="765" class="l"> <span class="php-var">$month</span> = (<span class="php-var">$mdate</span> &amp; <span class="php-num">0x01E0</span>) &gt;&gt; <span class="php-num">5</span>;
</span><span id="766" class="l"> <span class="php-var">$day</span> = <span class="php-var">$mdate</span> &amp; <span class="php-num">0x001F</span>;
</span><span id="767" class="l">
</span><span id="768" class="l"> <span class="php-var">$hour</span> = (<span class="php-var">$mtime</span> &amp; <span class="php-num">0xF800</span>) &gt;&gt; <span class="php-num">11</span>;
</span><span id="769" class="l"> <span class="php-var">$minute</span> = (<span class="php-var">$mtime</span> &amp; <span class="php-num">0x07E0</span>) &gt;&gt; <span class="php-num">5</span>;
</span><span id="770" class="l"> <span class="php-var">$seconde</span> = (<span class="php-var">$mtime</span> &amp; <span class="php-num">0x001F</span>) &lt;&lt; <span class="php-num">1</span>;
</span><span id="771" class="l">
</span><span id="772" class="l"> <span class="php-var">$mtime</span> = <span class="php-keyword2">mktime</span>(<span class="php-var">$hour</span>, <span class="php-var">$minute</span>, <span class="php-var">$seconde</span>, <span class="php-var">$month</span>, <span class="php-var">$day</span>, <span class="php-var">$year</span>);
</span><span id="773" class="l"> } <span class="php-keyword1">else</span> {
</span><span id="774" class="l"> <span class="php-var">$mtime</span> = <span class="php-keyword2">time</span>();
</span><span id="775" class="l"> }
</span><span id="776" class="l">
</span><span id="777" class="l"> <span class="php-keyword1">return</span> <span class="php-var">$mtime</span>;
</span><span id="778" class="l"> }
</span><span id="779" class="l">
</span><span id="780" class="l"> <span class="php-comment">/**
</span></span><span id="781" class="l"><span class="php-comment"> * Returns a local file header for the given data
</span></span><span id="782" class="l"><span class="php-comment"> *
</span></span><span id="783" class="l"><span class="php-comment"> * @param int $offset location of the local header
</span></span><span id="784" class="l"><span class="php-comment"> * @param int $ts unix timestamp
</span></span><span id="785" class="l"><span class="php-comment"> * @param int $crc CRC32 checksum of the uncompressed data
</span></span><span id="786" class="l"><span class="php-comment"> * @param int $len length of the uncompressed data
</span></span><span id="787" class="l"><span class="php-comment"> * @param int $clen length of the compressed data
</span></span><span id="788" class="l"><span class="php-comment"> * @param string $name file name
</span></span><span id="789" class="l"><span class="php-comment"> * @param boolean|null $comp if compression is used, if null it's determined from $len != $clen
</span></span><span id="790" class="l"><span class="php-comment"> * @return string
</span></span><span id="791" class="l"><span class="php-comment"> */</span>
</span><span id="792" class="l"> <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> makeCentralFileRecord(<span class="php-var">$offset</span>, <span class="php-var">$ts</span>, <span class="php-var">$crc</span>, <span class="php-var">$len</span>, <span class="php-var">$clen</span>, <span class="php-var">$name</span>, <span class="php-var">$comp</span> = <span class="php-keyword1">null</span>)
</span><span id="793" class="l"> {
</span><span id="794" class="l"> <span class="php-keyword1">if</span>(<span class="php-keyword2">is_null</span>(<span class="php-var">$comp</span>)) <span class="php-var">$comp</span> = <span class="php-var">$len</span> != <span class="php-var">$clen</span>;
</span><span id="795" class="l"> <span class="php-var">$comp</span> = <span class="php-var">$comp</span> ? <span class="php-num">8</span> : <span class="php-num">0</span>;
</span><span id="796" class="l"> <span class="php-var">$dtime</span> = <span class="php-keyword2">dechex</span>(<span class="php-var">$this</span>-&gt;makeDosTime(<span class="php-var">$ts</span>));
</span><span id="797" class="l">
</span><span id="798" class="l"> <span class="php-keyword1">list</span>(<span class="php-var">$name</span>, <span class="php-var">$extra</span>) = <span class="php-var">$this</span>-&gt;encodeFilename(<span class="php-var">$name</span>);
</span><span id="799" class="l">
</span><span id="800" class="l"> <span class="php-var">$header</span> = <span class="php-quote">&quot;\x50\x4b\x01\x02&quot;</span>; <span class="php-comment">// central file header signature</span>
</span><span id="801" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-num">14</span>); <span class="php-comment">// version made by - VFAT</span>
</span><span id="802" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-num">20</span>); <span class="php-comment">// version needed to extract - 2.0</span>
</span><span id="803" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-num">0</span>); <span class="php-comment">// general purpose flag - no flags set</span>
</span><span id="804" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-var">$comp</span>); <span class="php-comment">// compression method - deflate|none</span>
</span><span id="805" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(
</span><span id="806" class="l"> <span class="php-quote">'H*'</span>,
</span><span id="807" class="l"> <span class="php-var">$dtime</span>[<span class="php-num">6</span>] . <span class="php-var">$dtime</span>[<span class="php-num">7</span>] .
</span><span id="808" class="l"> <span class="php-var">$dtime</span>[<span class="php-num">4</span>] . <span class="php-var">$dtime</span>[<span class="php-num">5</span>] .
</span><span id="809" class="l"> <span class="php-var">$dtime</span>[<span class="php-num">2</span>] . <span class="php-var">$dtime</span>[<span class="php-num">3</span>] .
</span><span id="810" class="l"> <span class="php-var">$dtime</span>[<span class="php-num">0</span>] . <span class="php-var">$dtime</span>[<span class="php-num">1</span>]
</span><span id="811" class="l"> ); <span class="php-comment">// last mod file time and date</span>
</span><span id="812" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'V'</span>, <span class="php-var">$crc</span>); <span class="php-comment">// crc-32</span>
</span><span id="813" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'V'</span>, <span class="php-var">$clen</span>); <span class="php-comment">// compressed size</span>
</span><span id="814" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'V'</span>, <span class="php-var">$len</span>); <span class="php-comment">// uncompressed size</span>
</span><span id="815" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-keyword2">strlen</span>(<span class="php-var">$name</span>)); <span class="php-comment">// file name length</span>
</span><span id="816" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-keyword2">strlen</span>(<span class="php-var">$extra</span>)); <span class="php-comment">// extra field length</span>
</span><span id="817" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-num">0</span>); <span class="php-comment">// file comment length</span>
</span><span id="818" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-num">0</span>); <span class="php-comment">// disk number start</span>
</span><span id="819" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-num">0</span>); <span class="php-comment">// internal file attributes</span>
</span><span id="820" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'V'</span>, <span class="php-num">0</span>); <span class="php-comment">// external file attributes @todo was 0x32!?</span>
</span><span id="821" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'V'</span>, <span class="php-var">$offset</span>); <span class="php-comment">// relative offset of local header</span>
</span><span id="822" class="l"> <span class="php-var">$header</span> .= <span class="php-var">$name</span>; <span class="php-comment">// file name</span>
</span><span id="823" class="l"> <span class="php-var">$header</span> .= <span class="php-var">$extra</span>; <span class="php-comment">// extra (utf-8 filename)</span>
</span><span id="824" class="l">
</span><span id="825" class="l"> <span class="php-keyword1">return</span> <span class="php-var">$header</span>;
</span><span id="826" class="l"> }
</span><span id="827" class="l">
</span><span id="828" class="l"> <span class="php-comment">/**
</span></span><span id="829" class="l"><span class="php-comment"> * Returns a local file header for the given data
</span></span><span id="830" class="l"><span class="php-comment"> *
</span></span><span id="831" class="l"><span class="php-comment"> * @param int $ts unix timestamp
</span></span><span id="832" class="l"><span class="php-comment"> * @param int $crc CRC32 checksum of the uncompressed data
</span></span><span id="833" class="l"><span class="php-comment"> * @param int $len length of the uncompressed data
</span></span><span id="834" class="l"><span class="php-comment"> * @param int $clen length of the compressed data
</span></span><span id="835" class="l"><span class="php-comment"> * @param string $name file name
</span></span><span id="836" class="l"><span class="php-comment"> * @param boolean|null $comp if compression is used, if null it's determined from $len != $clen
</span></span><span id="837" class="l"><span class="php-comment"> * @return string
</span></span><span id="838" class="l"><span class="php-comment"> */</span>
</span><span id="839" class="l"> <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> makeLocalFileHeader(<span class="php-var">$ts</span>, <span class="php-var">$crc</span>, <span class="php-var">$len</span>, <span class="php-var">$clen</span>, <span class="php-var">$name</span>, <span class="php-var">$comp</span> = <span class="php-keyword1">null</span>)
</span><span id="840" class="l"> {
</span><span id="841" class="l"> <span class="php-keyword1">if</span>(<span class="php-keyword2">is_null</span>(<span class="php-var">$comp</span>)) <span class="php-var">$comp</span> = <span class="php-var">$len</span> != <span class="php-var">$clen</span>;
</span><span id="842" class="l"> <span class="php-var">$comp</span> = <span class="php-var">$comp</span> ? <span class="php-num">8</span> : <span class="php-num">0</span>;
</span><span id="843" class="l"> <span class="php-var">$dtime</span> = <span class="php-keyword2">dechex</span>(<span class="php-var">$this</span>-&gt;makeDosTime(<span class="php-var">$ts</span>));
</span><span id="844" class="l">
</span><span id="845" class="l"> <span class="php-keyword1">list</span>(<span class="php-var">$name</span>, <span class="php-var">$extra</span>) = <span class="php-var">$this</span>-&gt;encodeFilename(<span class="php-var">$name</span>);
</span><span id="846" class="l">
</span><span id="847" class="l"> <span class="php-var">$header</span> = <span class="php-quote">&quot;\x50\x4b\x03\x04&quot;</span>; <span class="php-comment">// local file header signature</span>
</span><span id="848" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-num">20</span>); <span class="php-comment">// version needed to extract - 2.0</span>
</span><span id="849" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-num">0</span>); <span class="php-comment">// general purpose flag - no flags set</span>
</span><span id="850" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-var">$comp</span>); <span class="php-comment">// compression method - deflate|none</span>
</span><span id="851" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(
</span><span id="852" class="l"> <span class="php-quote">'H*'</span>,
</span><span id="853" class="l"> <span class="php-var">$dtime</span>[<span class="php-num">6</span>] . <span class="php-var">$dtime</span>[<span class="php-num">7</span>] .
</span><span id="854" class="l"> <span class="php-var">$dtime</span>[<span class="php-num">4</span>] . <span class="php-var">$dtime</span>[<span class="php-num">5</span>] .
</span><span id="855" class="l"> <span class="php-var">$dtime</span>[<span class="php-num">2</span>] . <span class="php-var">$dtime</span>[<span class="php-num">3</span>] .
</span><span id="856" class="l"> <span class="php-var">$dtime</span>[<span class="php-num">0</span>] . <span class="php-var">$dtime</span>[<span class="php-num">1</span>]
</span><span id="857" class="l"> ); <span class="php-comment">// last mod file time and date</span>
</span><span id="858" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'V'</span>, <span class="php-var">$crc</span>); <span class="php-comment">// crc-32</span>
</span><span id="859" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'V'</span>, <span class="php-var">$clen</span>); <span class="php-comment">// compressed size</span>
</span><span id="860" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'V'</span>, <span class="php-var">$len</span>); <span class="php-comment">// uncompressed size</span>
</span><span id="861" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-keyword2">strlen</span>(<span class="php-var">$name</span>)); <span class="php-comment">// file name length</span>
</span><span id="862" class="l"> <span class="php-var">$header</span> .= <span class="php-keyword2">pack</span>(<span class="php-quote">'v'</span>, <span class="php-keyword2">strlen</span>(<span class="php-var">$extra</span>)); <span class="php-comment">// extra field length</span>
</span><span id="863" class="l"> <span class="php-var">$header</span> .= <span class="php-var">$name</span>; <span class="php-comment">// file name</span>
</span><span id="864" class="l"> <span class="php-var">$header</span> .= <span class="php-var">$extra</span>; <span class="php-comment">// extra (utf-8 filename)</span>
</span><span id="865" class="l"> <span class="php-keyword1">return</span> <span class="php-var">$header</span>;
</span><span id="866" class="l"> }
</span><span id="867" class="l">
</span><span id="868" class="l"> <span class="php-comment">/**
</span></span><span id="869" class="l"><span class="php-comment"> * Returns an allowed filename and an extra field header
</span></span><span id="870" class="l"><span class="php-comment"> *
</span></span><span id="871" class="l"><span class="php-comment"> * When encoding stuff outside the 7bit ASCII range it needs to be placed in a separate
</span></span><span id="872" class="l"><span class="php-comment"> * extra field
</span></span><span id="873" class="l"><span class="php-comment"> *
</span></span><span id="874" class="l"><span class="php-comment"> * @param $original
</span></span><span id="875" class="l"><span class="php-comment"> * @return array($filename, $extra)
</span></span><span id="876" class="l"><span class="php-comment"> */</span>
</span><span id="877" class="l"> <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> encodeFilename(<span class="php-var">$original</span>)
</span><span id="878" class="l"> {
</span><span id="879" class="l"> <span class="php-var">$cp437</span> = <span class="php-var">$this</span>-&gt;utf8ToCp(<span class="php-var">$original</span>);
</span><span id="880" class="l"> <span class="php-keyword1">if</span> (<span class="php-var">$cp437</span> === <span class="php-var">$original</span>) {
</span><span id="881" class="l"> <span class="php-keyword1">return</span> <span class="php-keyword1">array</span>(<span class="php-var">$original</span>, <span class="php-quote">''</span>);
</span><span id="882" class="l"> }
</span><span id="883" class="l">
</span><span id="884" class="l"> <span class="php-var">$extra</span> = <span class="php-keyword2">pack</span>(
</span><span id="885" class="l"> <span class="php-quote">'vvCV'</span>,
</span><span id="886" class="l"> <span class="php-num">0x7075</span>, <span class="php-comment">// tag</span>
</span><span id="887" class="l"> <span class="php-keyword2">strlen</span>(<span class="php-var">$original</span>) + <span class="php-num">5</span>, <span class="php-comment">// length of file + version + crc</span>
</span><span id="888" class="l"> <span class="php-num">1</span>, <span class="php-comment">// version</span>
</span><span id="889" class="l"> <span class="php-keyword2">crc32</span>(<span class="php-var">$original</span>) <span class="php-comment">// crc</span>
</span><span id="890" class="l"> );
</span><span id="891" class="l"> <span class="php-var">$extra</span> .= <span class="php-var">$original</span>;
</span><span id="892" class="l">
</span><span id="893" class="l"> <span class="php-keyword1">return</span> <span class="php-keyword1">array</span>(<span class="php-var">$cp437</span>, <span class="php-var">$extra</span>);
</span><span id="894" class="l"> }
</span><span id="895" class="l">}
</span><span id="896" class="l"></span></code></pre>
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