first commit

2020-01-02 23:07:40 +07:00
commit 06d138977d
387 changed files with 83476 additions and 0 deletions
--- a/system/helpers/download_helper.php
+++ b/system/helpers/download_helper.php
@ -0,0 +1,107 @@
+<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 5.1.6 or newer
+ *
+ * @package		CodeIgniter
+ * @author		ExpressionEngine Dev Team
+ * @copyright	Copyright (c) 2008 - 2011, EllisLab, Inc.
+ * @license		http://codeigniter.com/user_guide/license.html
+ * @link		http://codeigniter.com
+ * @since		Version 1.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * CodeIgniter Download Helpers
+ *
+ * @package		CodeIgniter
+ * @subpackage	Helpers
+ * @category	Helpers
+ * @author		ExpressionEngine Dev Team
+ * @link		http://codeigniter.com/user_guide/helpers/download_helper.html
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * Force Download
+ *
+ * Generates headers that force a download to happen
+ *
+ * @access	public
+ * @param	string	filename
+ * @param	mixed	the data to be downloaded
+ * @return	void
+ */
+if ( ! function_exists('force_download'))
+{
+	function force_download($filename = '', $data = '')
+	{
+		if ($filename == '' OR $data == '')
+		{
+			return FALSE;
+		}
+
+		// Try to determine if the filename includes a file extension.
+		// We need it in order to set the MIME type
+		if (FALSE === strpos($filename, '.'))
+		{
+			return FALSE;
+		}
+
+		// Grab the file extension
+		$x = explode('.', $filename);
+		$extension = end($x);
+
+		// Load the mime types
+		if (defined('ENVIRONMENT') AND is_file(APPPATH.'config/'.ENVIRONMENT.'/mimes.php'))
+		{
+			include(APPPATH.'config/'.ENVIRONMENT.'/mimes.php');
+		}
+		elseif (is_file(APPPATH.'config/mimes.php'))
+		{
+			include(APPPATH.'config/mimes.php');
+		}
+
+		// Set a default mime if we can't find it
+		if ( ! isset($mimes[$extension]))
+		{
+			$mime = 'application/octet-stream';
+		}
+		else
+		{
+			$mime = (is_array($mimes[$extension])) ? $mimes[$extension][0] : $mimes[$extension];
+		}
+
+		// Generate the server headers
+		if (strpos($_SERVER['HTTP_USER_AGENT'], "MSIE") !== FALSE)
+		{
+			header('Content-Type: "'.$mime.'"');
+			header('Content-Disposition: attachment; filename="'.$filename.'"');
+			header('Expires: 0');
+			header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
+			header("Content-Transfer-Encoding: binary");
+			header('Pragma: public');
+			header("Content-Length: ".strlen($data));
+		}
+		else
+		{
+			header('Content-Type: "'.$mime.'"');
+			header('Content-Disposition: attachment; filename="'.$filename.'"');
+			header("Content-Transfer-Encoding: binary");
+			header('Expires: 0');
+			header('Pragma: no-cache');
+			header("Content-Length: ".strlen($data));
+		}
+
+		exit($data);
+	}
+}
+
+
+/* End of file download_helper.php */
+/* Location: ./system/helpers/download_helper.php */