jvarn · August 1, 2022 05:19 · Aug 1, 2022
diff --git a/mobile-number-formatter.php b/mobile-number-formatter.php
@@ -0,0 +1,48 @@
+
+<?php
+/**
+ * Formats mobile numbers as international.
+ *
+ * @access public
+ * @param string $number is a mobile phone number
+ * @param array $args is an associative array of variables (see $defaults)
+ * @return string
+ */
+
+function format_mobile_as_international( $number, $args=null ) {
+	$defaults = array(
+		'Country Code' => '966', // (966) 555555555
+		'Local Prefix' => '0',   // (0) 555555555
+		'First Digit' => '5', // 0 (5) 55555555
+		'IDD' => '00', // (00) 966 555555555 
+		'Local Length' => 10 // length as dialled locally e.g. 0555555555 = 10 digits
+	);
+	$args = array_merge( $defaults, (array) $args );
+
+	// only keep digits: no spaces, dashes, plus signs, etc.
+	$number = preg_replace( "/[^0-9]/", "", $number ); 
+
+	// Phone number is like 0555555555	
+	if ( $number[0] == $args['Local Prefix'] && strlen( $number ) == (int) $args['Local Length'] ) {
+		$number = substr( $number, strlen( $args['Local Prefix'] ) );
+		$result = $args['Country Code'] . $number;
+	}
+	// Phone number is like 555555555
+	elseif ( $number[0] == $args['First Digit'] && strlen( $number ) == (int) $args['Local Length'] - strlen( $args['First Digit'] ) ) {
+		$result = $args['Country Code'] . $number;
+	}
+	// Phone number is like 00966555555555
+	elseif ( substr( $number, 0, strlen( $args['IDD'] ) ) == $args['IDD'] && strlen( $number ) == (int) $args['Local Length'] - strlen( $args['Local Prefix'] ) + strlen( $args['IDD'] ) + strlen( $args['Country Code'] ) ) { 
+		$result = substr( $number, strlen( $args['IDD'] ) );
+	} 
+	// Phone number is like 966555555555
+	elseif ( substr( $number, 0, strlen( $args['Country Code'] ) == $args['Country Code'] && strlen( $number ) == (int) $args['Local Length'] - strlen( $args['Local Prefix'] ) + strlen( $args['Country Code'] ) ) { 
+		$result = $number;
+	} 
+	// else omit
+
+	return $result;
+}
+
+echo format_mobile_as_international("00966555555555");
+?>