PM-939 "Support for Message-Event (Message-Event CRON)"

- Se a completado el envio de mensajes (para que el caso
  se "despause") para los eventos "INTERMEDIATE-CATCH-MESSAGE-EVENT"

workflow/engine/src/ProcessMaker/BusinessModel/MessageApplication.php

@@ -8,6 +8,8 @@ class MessageApplication
         "limit" => "LIMIT"
     );
 
+    private $frontEnd = false;
+
     /**
      * Verify if exists the Message-Application
      *
@@ -207,6 +209,102 @@ class MessageApplication
         }
     }
 
+    /**
+     * Set front end flag
+     *
+     * @param bool $flag Flag
+     *
+     * return void
+     */
+    public function setFrontEnd($flag)
+    {
+        try {
+            $this->frontEnd = $flag;
+        } catch (Exception $e) {
+            throw $e;
+        }
+    }
+
+    /**
+     * Progress bar
+     *
+     * @param int $total Total
+     * @param int $count Count
+     *
+     * return string Return a string that represent progress bar
+     */
+    public function progressBar($total, $count)
+    {
+        try {
+            $p = (int)(($count * 100) / $total);
+            $n = (int)($p / 2);
+
+            return "[" . str_repeat("|", $n) . str_repeat(" ", 50 - $n) . "] $p%";
+        } catch (Exception $e) {
+            throw $e;
+        }
+    }
+
+    /**
+     * Show front end
+     *
+     * @param string $option Option
+     * @param string $data   Data string
+     *
+     * return void
+     */
+    public function frontEndShow($option, $data = "")
+    {
+        try {
+            if (!$this->frontEnd) {
+                return;
+            }
+
+            $numc = 100;
+
+            switch ($option) {
+                case "BAR":
+                    echo "\r" . "| " . $data . str_repeat(" ", $numc - 2 - strlen($data));
+                    break;
+                case "TEXT":
+                    echo "\r" . "| " . $data . str_repeat(" ", $numc - 2 - strlen($data)) . "\n";
+                    break;
+                default:
+                    //START, END
+                    echo "\r" . "+" . str_repeat("-", $numc - 2) . "+" . "\n";
+                    break;
+            }
+        } catch (Exception $e) {
+            throw $e;
+        }
+    }
+
+    /**
+     * Merge and get variables
+     *
+     * @param array $arrayVariableName  Variables
+     * @param array $arrayVariableValue Values
+     *
+     * return array Return an array
+     */
+    public function mergeVariables(array $arrayVariableName, array $arrayVariableValue)
+    {
+        try {
+            $arrayVariable = array();
+
+            foreach ($arrayVariableName as $key => $value) {
+                if (preg_match("/^@[@%#\?\x24\=]([A-Za-z_]\w*)$/", $value, $arrayMatch) && isset($arrayVariableValue[$key])) {
+                    $arrayVariable[$arrayMatch[1]] = $arrayVariableValue[$key];
+                }
+            }
+
+            //Return
+            return $arrayVariable;
+        } catch (\Exception $e) {
+            throw $e;
+        }
+    }
+
     /**
      * Get all Message-Applications
      *