new pisilinux web sites

Internal/package-zerocore/Buffering.php

@@ -0,0 +1,95 @@
+<?php namespace ZN;
+/**
+ * ZN PHP Web Framework
+ * 
+ * "Simplicity is the ultimate sophistication." ~ Da Vinci
+ * 
+ * @package ZN
+ * @license MIT [http://opensource.org/licenses/MIT]
+ * @author  Ozan UYKUN [ozan@znframework.com]
+ */
+
+use ZN\Exception\InvalidArgumentException;
+
+class Buffering
+{
+    /**
+     * OB start.
+     */
+    public static function start()
+    {
+        if( (HTACCESS_CONFIG['cache']['obGzhandler'] ?? true) === true && substr_count($_SERVER['HTTP_ACCEPT_ENCODING'] ?? '', 'gzip') )
+        {
+            ob_start('ob_gzhandler');
+        }
+        else
+        {
+            ob_start();
+        }
+    }
+
+    /**
+     * OB end flush;
+     */
+    public static function end()
+    {
+        ob_end_flush();
+    }
+
+    /**
+     * Buffer code
+     * 
+     * @param string $randomBufferClassCallbackCode
+     * @param array  $randomBufferClassCallbackData
+     * 
+     * @return mixed
+     */
+    public static function code(string $randomBufferClassCallbackCode, ?array $randomBufferClassCallbackData = NULL)
+    {
+        if( is_array($randomBufferClassCallbackData) )
+        {
+            extract($randomBufferClassCallbackData, EXTR_OVERWRITE, 'ZN');
+        }
+
+        ob_start();
+
+        eval('?>' . $randomBufferClassCallbackCode);
+       
+        $randomBufferClassCallbackContents = ob_get_contents();
+        
+        ob_end_clean();
+
+        return $randomBufferClassCallbackContents;
+    }
+    
+    /**
+     * Buffer file
+     * 
+     * @param string $randomBufferClassPagePath
+     * @param array  $randomBufferClassDataVariable
+     * 
+     * @return string
+     */
+    public static function file(string $randomBufferClassPagePath, ?array $randomBufferClassDataVariable = NULL) : string
+    {
+        if( ! is_file($randomBufferClassPagePath) )
+        {
+            throw new InvalidArgumentException('Error', 'fileParameter', '1.($file)');
+        }
+
+        if( is_array($randomBufferClassDataVariable) )
+        {
+            extract($randomBufferClassDataVariable, EXTR_OVERWRITE, 'ZN');
+        }
+
+        ob_start();
+
+        require $randomBufferClassPagePath;
+
+        $randomBufferClassPageContents = ob_get_contents();
+
+        ob_end_clean();
+
+        return $randomBufferClassPageContents;
+    }
+}