Add kiosk mode, public board access with read-only and auto-refresh

models/base.php

@@ -17,7 +17,7 @@ require __DIR__.'/schema.php';
 abstract class Base
 {
     const APP_VERSION = 'master';
-    const DB_VERSION  = 2;
+    const DB_VERSION  = 3;
     const DB_FILENAME = 'data/db.sqlite';
 
     private static $dbInstance = null;
@@ -46,4 +46,17 @@ abstract class Base
             die('Unable to migrate database schema!');
         }
     }
+
+    // Generate a random token from /dev/urandom or with uniqid()
+    public static function generateToken()
+    {
+        if (ini_get('open_basedir') === '') {
+            $token = file_get_contents('/dev/urandom', false, null, 0, 30);
+        }
+        else {
+            $token = uniqid(mt_rand(), true);
+        }
+
+        return hash('crc32b', $token);
+    }
 }

models/config.php

@@ -66,16 +66,6 @@ class Config extends Base
         );
     }
 
-    public static function generateToken()
-    {
-        if (ini_get('open_basedir') === '') {
-            return substr(base64_encode(file_get_contents('/dev/urandom', false, null, 0, 20)), 0, 15);
-        }
-        else {
-            return substr(base64_encode(uniqid(mt_rand(), true)), 0, 20);
-        }
-    }
-
     public function optimizeDatabase()
     {
         $this->db->getconnection()->exec("VACUUM");

models/project.php

@@ -16,6 +16,11 @@ class Project extends Base
         return $this->db->table(self::TABLE)->eq('id', $project_id)->findOne();
     }
 
+    public function getByToken($token)
+    {
+        return $this->db->table(self::TABLE)->eq('token', $token)->findOne();
+    }
+
     public function getFirst()
     {
         return $this->db->table(self::TABLE)->findOne();
@@ -92,12 +97,12 @@ class Project extends Base
     {
         $this->db->startTransaction();
 
+        $values['token'] = self::generateToken();
         $this->db->table(self::TABLE)->save($values);
 
         $project_id = $this->db->getConnection()->getLastId();
 
         $boardModel = new \Model\Board;
-
         $boardModel->create($project_id, array(
             t('Backlog'),
             t('Ready'),

models/schema.php

@@ -2,11 +2,27 @@
 
 namespace Schema;
 
+function version_3($pdo)
+{
+    $pdo->exec('ALTER TABLE projects ADD column token TEXT');
+
+    // For each existing project, assign a different token
+    $rq = $pdo->prepare("SELECT id FROM projects WHERE token IS NULL");
+    $rq->execute();
+    $results = $rq->fetchAll(\PDO::FETCH_ASSOC);
+
+    if ($results !== false) {
+
+        foreach ($results as &$result) {
+            $rq = $pdo->prepare('UPDATE projects SET token=? WHERE id=?');
+            $rq->execute(array(\Model\Base::generateToken(), $result['id']));
+        }
+    }
+}
+
 function version_2($pdo)
 {
     $pdo->exec('ALTER TABLE tasks ADD column date_completed INTEGER');
-
-    // For all existing completed tasks, set the date of creation as a date of completion
     $pdo->exec('UPDATE tasks SET date_completed=date_creation WHERE is_active=0');
 }
 
@@ -74,6 +90,6 @@ function version_1($pdo)
     $pdo->exec("
         INSERT INTO config
         (language, webhooks_token)
-        VALUES ('en_US', '".\Model\Config::generateToken()."')
+        VALUES ('en_US', '".\Model\Base::generateToken()."')
     ");
 }