Initial checkin v13.0

src/utils/CalendarTools.php

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+<?php
+if(!class_exists('CalendarTools')) {
+    class CalendarTools
+    {
+
+        const MODE_MONTH = "MONTH";
+        const MODE_WEEK = "WEEK";
+        const MODE_DAY = "DAY";
+
+        public static function getCalendarMode($start, $end)
+        {
+            $diff = (intval($end) - intval($start)) / (60 * 60 * 24);
+            if ($diff > 8) {
+                return CalendarTools::MODE_MONTH;
+            } else if ($diff > 2) {
+                return CalendarTools::MODE_WEEK;
+            } else {
+                return CalendarTools::MODE_DAY;
+            }
+
+        }
+    }
+}

src/utils/InputCleaner.php

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+<?php
+if(!class_exists('InputCleaner')){
+	class InputCleaner{
+		public static function cleanParameters($input){
+			foreach($input as $key => $value) {
+				$cleaned = self::cleanParameter($value);
+				$input[$key] = $cleaned;
+			}
+			return $input;
+		}
+		
+		public static function cleanParameter($val){
+			$val = strip_tags($val, TAGS_TO_PRESERVE);
+			/*
+			 /              # Start Pattern
+			<             # Match '<' at beginning of tags
+			(             # Start Capture Group $1 - Tag Name
+					[a-z]         # Match 'a' through 'z'
+					[a-z0-9]*     # Match 'a' through 'z' or '0' through '9' zero or more times
+			)             # End Capture Group
+			[^>]*?        # Match anything other than '>', Zero or More times, not-greedy (wont eat the /)
+			(\/?)         # Capture Group $2 - '/' if it is there
+			>             # Match '>'
+			/i            # End Pattern - Case Insensitive
+			*/
+			$val =  preg_replace("/<([a-z][a-z0-9]*)[^>]*?(\/?)>/i",'<$1$2>', $val);
+			return $val;
+		}
+	
+	}
+}

src/utils/LogManager.php

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+<?php
+use Monolog\Logger;
+use Monolog\Handler\StreamHandler;
+
+if(!class_exists('LogManager')){
+	class LogManager{
+	
+		private static $me;
+	
+		private $log;
+	
+		private function __construct(){
+	
+		}
+	
+		public static function getInstance(){
+			if(empty(self::$me)){
+				self::$me = new LogManager();
+				self::$me->log = new Logger(APP_NAME);
+                if(is_writable(ini_get('error_log'))){
+                    self::$me->log->pushHandler(new StreamHandler(ini_get('error_log'), LOG_LEVEL));
+                }else{
+                    self::$me->log->pushHandler(new StreamHandler(CLIENT_BASE_PATH.'data/app.log', LOG_LEVEL));
+                }
+			}
+			return self::$me;
+		}
+	
+		public function info($message){
+			$this->log->addInfo($message);
+		}
+	
+		public function debug($message){
+			$this->log->addDebug($message);
+		}
+	
+		public function error($message){
+			$this->log->addError($message);
+		}
+	}	
+}

src/utils/SessionUtils.php

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+<?php
+if(!class_exists('SessionUtils')){
+	class SessionUtils{
+		public static function getSessionObject($name){
+			session_start();
+			if(isset($_SESSION[$name.CLIENT_NAME])){
+				$obj = $_SESSION[$name.CLIENT_NAME];
+			}
+			session_write_close();
+			if(empty($obj)){
+				return null;
+			}
+			return json_decode($obj);
+		}
+	
+		public static function saveSessionObject($name,$obj){
+			session_start();
+			$_SESSION[$name.CLIENT_NAME] = json_encode($obj);
+			session_write_close();
+		}
+	}	
+}