CAPTCHA

src/C/CAPTCHAController.php

@@ -7,11 +7,21 @@
  */
 
 namespace PTEST\C;
+use PFRM\Controller;
+use PFRM\View as View;
+use PTEST\M\CAPTCHAModel as Model;
 
 
-class CAPTCHAController {
+class CAPTCHAController extends Controller{
 
   public function indexAction() {
-
+    $view = new View('CAPTCHA');
+    $view->setHTTPHeader('Content-Type: image/png');
+    $view->setHTTPHeader('Cache-Control: max-age=0, no-cache, no-store');
+    $view->setHTTPHeader('Pragma: no-cache');
+    $model = new Model();
+    $view->image = $model->getImage();
+    $_SESSION['CAPTCHA'] = $model->code;
+    $view->render();
   }
 }

src/M/AdModel.php

@@ -6,7 +6,7 @@
  * Time: 00:20
  */
 
-namespace PTEST\Model;
+namespace PTEST\M;
 
 
 class AdModel {

src/M/CAPTCHAModel.php

@@ -0,0 +1,65 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Игорь
+ * Date: 24.01.2017
+ * Time: 00:37
+ */
+
+namespace PTEST\M;
+
+
+class CAPTCHAModel {
+
+  public $code;
+
+  public function getImage() {
+    global $app;
+    $letters = 'ABDEFABDEFGKLMNPRSTWXYZ482GKLMNABDEFGKLMNPRSTWXYZ482PRSTWXYZ482'; // алфавит
+
+    $length = 6; //длина текста
+    $height = 60*2;
+
+    $fonts_arr = [
+      $app->config->public_dir . 'font/PTF55F.ttf',
+      $app->config->public_dir . 'font/PTF56F.ttf',
+      $app->config->public_dir . 'font/PTF75F.ttf',
+      $app->config->public_dir . 'font/PTF76F.ttf',
+      $app->config->public_dir . 'font/PTZ55F.ttf',
+      $app->config->public_dir . 'font/PTZ56F.ttf',
+    ];
+    $fontsize_base = 36;// размер текста
+
+    $image = imagecreatefrompng($app->config->public_dir . 'image/CAPTCHA_' . rand(0,4) .'.png');
+
+    $captcha = '';
+
+    for ($i = 0; $i < $length; $i++)
+    {
+      $fontsize = rand($fontsize_base - 2, $fontsize_base + 2) ;
+      $captcha .= $letters[ rand(0, strlen($letters)-1) ];
+      $x = ($i + 1) * ($fontsize + 5 );
+      $x = rand($x, $x+6);
+      $y = $height - ( ($height - $fontsize) / 2 ) + rand(-8,16);
+      $curcolor = imagecolorallocate( $image, rand(50, 127), rand(0, 127), rand(0, 127) );
+
+      //шум
+      imageellipse($image, rand($x - 32 ,$x + 32), $y, rand(16,32), rand(16,52), $curcolor);
+      imageellipse($image, $x, rand($y - 16 ,$y + 16), rand(16,52), rand(16,32), $curcolor);
+
+      $angle = rand(-25, 25);
+
+      imagettftext($image, $fontsize, $angle, $x, $y, $curcolor, $fonts_arr[rand(0,5)], $captcha[$i]);
+    }
+
+
+    ob_start();
+    imagepng($image);
+    $image_data = ob_get_contents();
+    ob_end_clean();
+
+    $this->code = $captcha;
+
+    return $image_data;
+  }
+}

src/V/CAPTCHA.php

@@ -0,0 +1,2 @@
+<?php
+echo $this->image;

src/start.php

@@ -27,7 +27,7 @@ $app->config = (object) [
   "site_name" => "Доска объявлений"
 ];
 
-$app->setRoute( '/^\/CAPTCHA.png$/', 'CAPTCHA' );
+$app->setRoute( '/^\/CAPTCHA.png\?*\d*$/', 'CAPTCHA' );
 $app->setRoute( '|^/page/(?<id>\d+)/$|', 'Index', 'page');
 $app->setRoute( '/^.*$/', 'error404' );