Moved under "trunk" to be able to track releases under "tags"

SVN:trunk[55]

application/utils.inc.php

@@ -0,0 +1,80 @@
+<?php
+
+define('CONFIGFILE', '../config.txt');
+
+class utils
+{
+	private static $m_aConfig = null;
+
+	public static function ReadParam($sName, $defaultValue = "")
+	{
+		return isset($_REQUEST[$sName]) ? $_REQUEST[$sName] : $defaultValue;
+	}
+	
+	public static function ReadPostedParam($sName, $defaultValue = "")
+	{
+		return isset($_POST[$sName]) ? $_POST[$sName] : $defaultValue;
+	}
+	
+	public static function GetNewTransactionId()
+	{
+		// TO DO implement the real mechanism here
+		return sprintf("%08x", rand(0,2000000000));
+	}
+	
+	public static function IsTransactionValid($sId)
+	{
+		// TO DO implement the real mechanism here
+		return true;
+	}
+	
+	public static function ReadFromFile($sFileName)
+	{
+		if (!file_exists($sFileName)) return false;
+		return file_get_contents($sFileName);
+	}
+
+	public static function ReadConfig()
+	{
+		self::$m_aConfig = array();
+
+		$sConfigContents = self::ReadFromFile(CONFIGFILE);
+		if (!$sConfigContents) throw new Exception("Could not load file ".CONFIGFILE);
+
+		foreach (explode("\n", $sConfigContents) as $sLine)
+		{
+			$sLine = trim($sLine);
+			if (($iPos = strpos($sLine, '#')) !== false)
+			{
+				// strip out the end of the line right after the #
+				$sLine = substr($sLine, 0, $iPos);
+			}
+
+			$aMatches = array();
+			if (preg_match("@(\\S+.*)=\s*(\S+.*)@", $sLine, $aMatches))
+			{
+				$sParamName = trim($aMatches[1]);
+				$sParamValue = trim($aMatches[2]);
+				self::$m_aConfig[$sParamName] = $sParamValue; 
+			}
+		}
+	}
+
+	public static function GetConfig($sParamName, $defaultValue = "")
+	{
+		if (is_null(self::$m_aConfig))
+		{
+			self::ReadConfig();
+		}
+
+		if (array_key_exists($sParamName, self::$m_aConfig))
+		{
+			return self::$m_aConfig[$sParamName];
+		}
+		else
+		{
+			return $defaultValue;
+		}
+	}
+}
+?>