From 463d695c4f7ba87ba99f0ffc548ad6f994ff49d0 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Tue, 18 Nov 2014 19:48:44 +0100
Subject: Added proxy server settings

---
 inc/fileutil.inc.php | 66 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 inc/fileutil.inc.php

(limited to 'inc/fileutil.inc.php')

diff --git a/inc/fileutil.inc.php b/inc/fileutil.inc.php
new file mode 100644
index 00000000..f35f987e
--- /dev/null
+++ b/inc/fileutil.inc.php
@@ -0,0 +1,66 @@
+<?php
+
+class FileUtil
+{
+	
+	/**
+	 * Return contents of given file as string, but only read up to maxBytes bytes.
+	 *
+	 * @param string $file file to read
+	 * @param int $maxBytes maximum length to read
+	 * @return boolean|string data, false on error
+	 */
+	public static function readFile($file, $maxBytes = 1000)
+	{
+		$fh = @fopen($file, 'rb');
+		if ($fh === false)
+			return false;
+		$data = fread($fh, $maxBytes);
+		fclose($fh);
+		return $data;
+	}
+	
+	/**
+	 * Read a file of key=value lines to assoc array.
+	 *
+	 * @param string $file Filename
+	 * @return boolean|array assoc array, false on error
+	 */
+	public static function fileToArray($file)
+	{
+		$data = self::readFile($file, 2000);
+		if ($data === false)
+			return false;
+		$data = explode("\n", str_replace("\r", "\n", $data));
+		$ret = array();
+		foreach ($data as $line) {
+			if (preg_match('/^(\w+)\s*=\s*(.*?)\s*$/', $line, $out)) {
+				$ret[$out[1]] = $out[2];
+			}
+		}
+		return $ret;
+	}
+	
+	/**
+	 * Write given associative array to file as key=value pairs.
+	 * 
+	 * @param string $file Filename
+	 * @param array $array Associative array to write
+	 * @return boolean success of operation
+	 */
+	public static function arrayToFile($file, $array)
+	{
+		$fh = fopen($file, 'wb');
+		if ($fh === false)
+			return false;
+		foreach ($array as $key => $value) {
+			if (false === fwrite($fh, $key . ' = ' . preg_replace('/[\x00-\x1F]/s', '', (string)$value) . "\n")) {
+				fclose($fh);
+				return false;
+			}
+		}
+		fclose($fh);
+		return true;
+	}
+
+}
\ No newline at end of file
-- 
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