Add ZipModel for all changes.

src/PhpZip/Model/Entry/ZipSourceEntry.php

@@ -0,0 +1,95 @@
+<?php
+
+namespace PhpZip\Model\Entry;
+
+use PhpZip\Exception\ZipException;
+use PhpZip\Stream\ZipInputStreamInterface;
+
+/**
+ * This class is used to represent a ZIP file entry.
+ *
+ * @see https://pkware.cachefly.net/webdocs/casestudies/APPNOTE.TXT .ZIP File Format Specification
+ * @author Ne-Lexa alexey@nelexa.ru
+ * @license MIT
+ */
+class ZipSourceEntry extends ZipAbstractEntry
+{
+    /**
+     * Max size cached content in memory.
+     */
+    const MAX_SIZE_CACHED_CONTENT_IN_MEMORY = 524288; // 512 kb
+    /**
+     * @var ZipInputStreamInterface
+     */
+    protected $inputStream;
+    /**
+     * @var string|resource Cached entry content.
+     */
+    protected $entryContent;
+    /**
+     * @var string
+     */
+    protected $readPassword;
+    /**
+     * @var bool
+     */
+    private $clone = false;
+
+    /**
+     * ZipSourceEntry constructor.
+     * @param ZipInputStreamInterface $inputStream
+     */
+    public function __construct(ZipInputStreamInterface $inputStream)
+    {
+        parent::__construct();
+        $this->inputStream = $inputStream;
+    }
+
+    /**
+     * @return ZipInputStreamInterface
+     */
+    public function getInputStream()
+    {
+        return $this->inputStream;
+    }
+
+    /**
+     * Returns an string content of the given entry.
+     *
+     * @return string
+     * @throws ZipException
+     */
+    public function getEntryContent()
+    {
+        if (null === $this->entryContent) {
+            $content = $this->inputStream->readEntryContent($this);
+            if ($this->getSize() < self::MAX_SIZE_CACHED_CONTENT_IN_MEMORY) {
+                $this->entryContent = $content;
+            } else {
+                $this->entryContent = fopen('php://temp', 'rb');
+                fwrite($this->entryContent, $content);
+            }
+            return $content;
+        }
+        if (is_resource($this->entryContent)) {
+            return stream_get_contents($this->entryContent, -1, 0);
+        }
+        return $this->entryContent;
+    }
+
+    /**
+     * Clone extra fields
+     */
+    public function __clone()
+    {
+        $this->clone = true;
+        parent::__clone();
+    }
+
+    public function __destruct()
+    {
+        if (!$this->clone && null !== $this->entryContent && is_resource($this->entryContent)) {
+            fclose($this->entryContent);
+        }
+    }
+}