From: Roland Häder <roland@mxchange.org>
Date: Wed, 21 Mar 2012 22:00:17 +0000 (+0000)
Subject: Resurrected "legendary" function bigintval() from mailer 0.2.1-FINAL code with some... 
X-Git-Url: https://git.mxchange.org/?p=core.git;a=commitdiff_plain;h=28a6dc8b305ac7af2e85a76de6c195941351056c

Resurrected "legendary" function bigintval() from mailer 0.2.1-FINAL code with some modifications for the core project
---

diff --git a/inc/classes/main/class_BaseFrameworkSystem.php b/inc/classes/main/class_BaseFrameworkSystem.php
index 15040a6b..255a7f61 100644
--- a/inc/classes/main/class_BaseFrameworkSystem.php
+++ b/inc/classes/main/class_BaseFrameworkSystem.php
@@ -1988,6 +1988,31 @@ class BaseFrameworkSystem extends stdClass implements FrameworkInterface {
 		// Return it
 		return $hash;
 	}
+
+	/**
+	 * Checks whether the given number is really a number (only chars 0-9).
+	 *
+	 * @param	$num		A string consisting only chars between 0 and 9
+	 * @param	$castValue	Whether to cast the value to double. Do only use this to secure numbers from Requestable classes.
+	 * @param	$assertMismatch		Whether to assert mismatches
+	 * @return	$ret		The (hopefully) secured numbered value
+	 */
+	public function bigintval ($num, $castValue = true, $assertMismatch = false) {
+		// Filter all numbers out
+		$ret = preg_replace('/[^0123456789]/', '', $num);
+
+		// Shall we cast?
+		if ($castValue === true) {
+			// Cast to biggest numeric type
+			$ret = (double) $ret;
+		} // END - if
+
+		// Has the whole value changed?
+		assert(($assertMismatch === true) && ('' . $ret . '' != '' . $num . '') && (!is_null($num)));
+
+		// Return result
+		return $ret;
+	}
 }
 
 // [EOF]