Update provision.php

Prevent php warning in the provision php class.

app/provision/resources/classes/provision.php

@@ -196,6 +196,7 @@ include "root.php";
 			$user_contacts = $prep_statement->fetchAll(PDO::FETCH_NAMED);
 			unset($prep_statement, $sql);
 
+			if (is_array($user_contacts)) {
 				foreach ($user_contacts as &$row) {
 					$uuid = $row['contact_uuid'];
 					$phone_label = strtolower($row['phone_label']);
@@ -232,6 +233,7 @@ include "root.php";
 					unset($contact, $numbers, $uuid, $phone_label);
 				}
 			}
+		}
 
 		public function render() {
 
@@ -278,6 +280,7 @@ include "root.php";
 
 			//build the provision array
 				$provision = Array();
+				if (is_array($_SESSION['provision'])) {
 					foreach($_SESSION['provision'] as $key=>$val) {
 						if (strlen($val['var']) > 0) { $value = $val['var']; }
 						if (strlen($val['text']) > 0) { $value = $val['text']; }
@@ -286,6 +289,7 @@ include "root.php";
 						if (strlen($value) > 0) { $provision[$key] = $value; }
 						unset($value);
 					}
+				}
 
 			//check to see if the mac_address exists in devices
 				if (strlen($_REQUEST['user_id']) == 0 || strlen($_REQUEST['userid']) == 0) {
@@ -483,11 +487,13 @@ include "root.php";
 					$prep_statement->execute();
 					$result = $prep_statement->fetchAll(PDO::FETCH_NAMED);
 					$result_count = count($result);
+					if (is_array($result)) {
 						foreach($result as $row) {
 							$key = $row['device_setting_subcategory'];
 							$value = $row['device_setting_value'];
 							$provision[$key] = $value;
 						}
+					}
 					unset ($prep_statement);
 				}
 
@@ -500,11 +506,13 @@ include "root.php";
 					$prep_statement->execute();
 					$result = $prep_statement->fetchAll(PDO::FETCH_NAMED);
 					$result_count = count($result);
+					if (is_array($result)) {
 						foreach($result as $row) {
 							$key = $row['device_setting_subcategory'];
 							$value = $row['device_setting_value'];
 							$provision[$key] = $value;
 						}
+					}
 					unset ($prep_statement);
 				}
 
@@ -537,6 +545,7 @@ include "root.php";
 						//assign the keys array
 							$view->assign("lines", $device_lines);
 						//set the variables
+							if (is_array($device_lines)) {
 								foreach($device_lines as $row) {
 									//set the variables
 										$line_number = $row['line_number'];
@@ -597,6 +606,7 @@ include "root.php";
 										$view->assign("sip_port_".$line_number, $sip_port);
 										$view->assign("register_expires_".$line_number, $register_expires);
 								}
+							}
 							unset ($prep_statement);
 					}
 
@@ -627,6 +637,7 @@ include "root.php";
 							if ($prep_statement) {
 								$prep_statement->execute();
 								$extensions = $prep_statement->fetchAll(PDO::FETCH_NAMED);
+								if (is_array($extensions)) {
 									foreach ($extensions as $row) {
 										//get the contact_uuid
 											$uuid = $row['contact_uuid'];
@@ -657,6 +668,7 @@ include "root.php";
 									}
 								}
 							}
+					}
 
 				//assign the contacts array to the template
 					if (is_array($contacts)) {
@@ -701,6 +713,7 @@ include "root.php";
 							$keys = $prep_statement->fetchAll(PDO::FETCH_NAMED);
 
 						//override profile keys with device keys
+							if (is_array($keys)) {
 								foreach($keys as $row) {
 									//set the variables
 									$id = $row['device_key_id'];
@@ -724,6 +737,7 @@ include "root.php";
 										$device_keys[$id]['device_key_owner'] = "device";
 									}
 								}
+							}
 							unset($keys);
 					}
 
@@ -900,9 +914,11 @@ include "root.php";
 					}
 
 				//replace the dynamic provision variables that are defined in default, domain, and device settings
+					if (is_array($provision)) {
 						foreach($provision as $key=>$val) {
 							$view->assign($key, $val);
 						}
+					}
 
 				//set the template directory
 					if (strlen($provision["template_dir"]) > 0) {
@@ -965,6 +981,7 @@ include "root.php";
 		function write() {
 			//build the provision array
 				$provision = Array();
+				if (is_array($_SESSION['provision'])) {
 					foreach($_SESSION['provision'] as $key=>$val) {
 						if (strlen($val['var']) > 0) { $value = $val['var']; }
 						if (strlen($val['text']) > 0) { $value = $val['text']; }
@@ -973,6 +990,7 @@ include "root.php";
 						if (strlen($value) > 0) { $provision[$key] = $value; }
 						unset($value);
 					}
+				}
 
 			//check either we have destination path to write files
 				if(strlen($provision["path"]) == 0){
@@ -988,7 +1006,7 @@ include "root.php";
 				unset ($prep_statement);
 
 			//process each device
-				foreach ($result as &$row) {
+				if (is_array($result)) foreach ($result as &$row) {
 					//get the values from the database and set as variables
 						$domain_uuid = $row["domain_uuid"];
 						$device_uuid = $row["device_uuid"];
@@ -1028,7 +1046,7 @@ include "root.php";
 						}
 
 					//loop through the provision templates
-						foreach ($dir_array as &$template_path) {
+						if (is_array($dir_array)) foreach ($dir_array as &$template_path) {
 							if (is_dir($template_path)) continue;
 							if (!file_exists($template_path)) continue;
 
@@ -1048,7 +1066,7 @@ include "root.php";
 
 							//render and write configuration to file
 								$provision_dir_array = explode(";", $provision["path"]);
-								foreach($provision_dir_array as $directory) {
+								if (is_array($provision_dir_array)) foreach($provision_dir_array as $directory) {
 									//destinatino file path
 										$dest_path = path_join($directory, $file_name);