remove each() keyword as it is deprecated as of php-7.2, fixes #479

Signed-off-by: Michael Kaufmann (d00p) <d00p@froxlor.org>

admin_admins.php

@@ -440,7 +440,7 @@ if ($page == 'admins'
 		} else {
 
 			$language_options = '';
-			while (list($language_file, $language_name) = each($languages)) {
+			foreach ($languages as $language_file => $language_name) {
 				$language_options.= makeoption($language_name, $language_file, $userinfo['language'], true);
 			}
 
@@ -840,7 +840,7 @@ if ($page == 'admins'
 				}
 
 				$language_options = '';
-				while (list($language_file, $language_name) = each($languages)) {
+				foreach ($languages as $language_file => $language_name) {
 					$language_options.= makeoption($language_name, $language_file, $result['def_language'], true);
 				}
 

admin_customers.php

@@ -1024,7 +1024,7 @@ if ($page == 'customers'
 			} else {
 				$language_options = '';
 
-				while (list($language_file, $language_name) = each($languages)) {
+				foreach ($languages as $language_file => $language_name) {
 					$language_options.= makeoption($language_name, $language_file, Settings::Get('panel.standardlanguage'), true);
 				}
 
@@ -1630,7 +1630,7 @@ if ($page == 'customers'
 			} else {
 				$language_options = '';
 
-				while (list($language_file, $language_name) = each($languages)) {
+				foreach ($languages as $language_file => $language_name) {
 					$language_options.= makeoption($language_name, $language_file, $result['def_language'], true);
 				}
 

admin_index.php

@@ -280,7 +280,7 @@ if ($page == 'overview') {
 			$default_lang = $userinfo['def_language'];
 		}
 
-		while (list($language_file, $language_name) = each($languages)) {
+		foreach ($languages as $language_file => $language_name) {
 			$language_options.= makeoption($language_name, $language_file, $default_lang, true);
 		}
 

admin_templates.php

@@ -99,7 +99,7 @@ if ($action == '') {
 	}
 
 	$add = false;
-	while (list($language_file, $language_name) = each($languages)) {
+	foreach ($languages as $language_file => $language_name) {
 
 		$templates_done = array();
 		$result_stmt = Database::prepare("
@@ -328,7 +328,7 @@ if ($action == '') {
 		$language_options = '';
 		$template_options = '';
 
-		while (list($language_file, $language_name) = each($languages)) {
+		foreach ($languages as $language_file => $language_name) {
 			$templates = array();
 			$result_stmt = Database::prepare("
 				SELECT `varname` FROM `" . TABLE_PANEL_TEMPLATES . "`

customer_email.php

@@ -96,7 +96,8 @@ if ($page == 'overview') {
 					$row['destination'] = explode(' ', $row['destination']);
 					uasort($row['destination'], 'strcasecmp');
 
-					while (list($dest_id, $destination) = each($row['destination'])) {
+					$dest_list = $row['destination'];
+					foreach ($dest_list as $dest_id => $destination) {
 						$row['destination'][$dest_id] = $idna_convert->decode($row['destination'][$dest_id]);
 
 						if ($row['destination'][$dest_id] == $row['email_full']) {
@@ -323,7 +324,7 @@ if ($page == 'overview') {
 			$forwarders = '';
 			$forwarders_count = 0;
 
-			while (list($dest_id, $destination) = each($result['destination'])) {
+			foreach ($row['destination'] as $dest_id => $destination) {
 				$destination = $idna_convert->decode($destination);
 
 				if ($destination != $result['email_full'] && $destination != '') {

customer_index.php

@@ -204,7 +204,7 @@ if ($page == 'overview') {
 		}
 
 		$language_options = '';
-		while (list($language_file, $language_name) = each($languages)) {
+		foreach ($languages as $language_file => $language_name) {
 			$language_options .= makeoption($language_name, $language_file, $default_lang, true);
 		}
 

index.php

@@ -250,7 +250,7 @@ if ($action == 'login') {
 		$language_options = '';
 		$language_options .= makeoption($lng['login']['profile_lng'], 'profile', 'profile', true, true);
 
-		while (list($language_file, $language_name) = each($languages)) {
+		foreach ($languages as $language_file => $language_name) {
 			$language_options .= makeoption($language_name, $language_file, 'profile', true);
 		}
 

install/lib/class.FroxlorInstall.php

@@ -702,7 +702,7 @@ class FroxlorInstall
 		}
 		// language selection
 		$language_options = '';
-		while (list ($language_file, $language_name) = each($this->_languages)) {
+		foreach ($this->_languages as $language_name => $language_file) {
 			$language_options .= makeoption($language_name, $language_file, $this->_activelng, true, true);
 		}
 		// get language-form-template

lib/functions/phphelpers/function.array_trim.php

@@ -20,27 +20,22 @@
 /**
  * Returns Array, whose elements have been checked whether thay are empty or not
  *
- * @param array The array to trim
+ * @param array $source
+ *        	The array to trim
  * @return array The trim'med array
  * @author Florian Lippert <flo@syscp.org>
  */
-
 function array_trim($source)
 {
 	$returnval = array();
-
-	if(is_array($source))
-	{
-		while(list($var, $val) = each($source))
-		{
-			if($val != ' '
-			   && $val != '')$returnval[$var] = $val;
+	if (is_array($source)) {
+		foreach ($source as $var => $val) {
+			if ($val != ' ' && $val != '') {
+				$returnval[$var] = $val;
 			}
 		}
-	else
-	{
+	} else {
 		$returnval = $source;
 	}
-
 	return $returnval;
 }

lib/init.php

@@ -156,7 +156,8 @@ if (version_compare(PHP_VERSION, "5.4.0", "<")) {
 	if (get_magic_quotes_gpc()) {
 		$in = array(&$_GET, &$_POST, &$_COOKIE);
 
-		while (list($k, $v) = each($in)) {
+		$_in = $in;
+		foreach ($in as $k => $v) {
 			foreach ($v as $key => $val) {
 				if (!is_array($val)) {
 					$in[$k][$key] = stripslashes($val);