1 files changed, 104 insertions, 0 deletions
diff --git a/main/survey/app/bootstrap.php b/main/survey/app/bootstrap.php
new file mode 100644
index 0000000..b7ae6cd
--- /dev/null
+++ b/main/survey/app/bootstrap.php
@@ -0,0 +1,104 @@
+<?php
+/***************************************
+ * Description: Initial vse komponenete in default
+ * Autor: Robert Šmalc
+ * Created date: 22.01.2016
+ *****************************************/
+
+namespace app;
+
+
+class Survey
+{
+    /** @var null The controller */
+    private $url_controller = null;
+
+    /** @var null The method (of the above controller), often also named "action" */
+    private $url_action = null;
+
+    /** @var array URL parameters */
+    private $url_params = array();
+
+    /**
+     * "Start" the application:
+     * Analyze the URL elements and calls the according controller/method or the fallback
+     */
+    public function __construct()
+    {
+        // create array with URL parts in $url
+        $this->splitUrl();
+
+        // check for controller: no controller given ? then load start-page
+        if (!$this->url_controller) {
+
+            require APP . 'controller/home.php';
+            $page = new Home();
+            $page->index();
+
+        } elseif (file_exists(APP . 'controller/' . $this->url_controller . '.php')) {
+            // here we did check for controller: does such a controller exist ?
+
+            // if so, then load this file and create this controller
+            // example: if controller would be "car", then this line would translate into: $this->car = new car();
+            require APP . 'controller/' . $this->url_controller . '.php';
+            $this->url_controller = new $this->url_controller();
+
+            // check for method: does such a method exist in the controller ?
+            if (method_exists($this->url_controller, $this->url_action)) {
+
+                if (!empty($this->url_params)) {
+                    // Call the method and pass arguments to it
+                    call_user_func_array(array($this->url_controller, $this->url_action), $this->url_params);
+                } else {
+                    // If no parameters are given, just call the method without parameters, like $this->home->method();
+                    $this->url_controller->{$this->url_action}();
+                }
+
+            } else {
+                if (strlen($this->url_action) == 0) {
+                    // no action defined: call the default index() method of a selected controller
+                    $this->url_controller->index();
+                }
+                else {
+                    header('location: ' . URL . 'error');
+                }
+            }
+        } else {
+            header('location: ' . URL . 'error');
+        }
+    }
+
+    /**
+     * Get and split the URL
+     */
+    private function splitUrl()
+    {
+        if (isset($_GET['url'])) {
+
+            // split URL
+            $url = trim($_GET['url'], '/');
+            $url = filter_var($url, FILTER_SANITIZE_URL);
+            $url = explode('/', $url);
+
+            // Put URL parts into according properties
+            // By the way, the syntax here is just a short form of if/else, called "Ternary Operators"
+            // @see http://davidwalsh.name/php-shorthand-if-else-ternary-operators
+            $this->url_controller = isset($url[0]) ? $url[0] : null;
+            $this->url_action = isset($url[1]) ? $url[1] : null;
+
+            // Remove controller and action from the split URL
+            unset($url[0], $url[1]);
+
+            // Rebase array keys and store the URL params
+            $this->url_params = array_values($url);
+
+            // for debugging. uncomment this if you have problems with the URL
+            //echo 'Controller: ' . $this->url_controller . '<br>';
+            //echo 'Action: ' . $this->url_action . '<br>';
+            //echo 'Parameters: ' . print_r($this->url_params, true) . '<br>';
+        }
+    }
+
+
+
+}
+\ No newline at end of file