1 files changed, 142 insertions, 0 deletions
diff --git a/lib/models/NewsRoles.php b/lib/models/NewsRoles.php
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+++ b/lib/models/NewsRoles.php
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+<?php
+
+/**
+ * NewsRoles.php - model class for the news roles
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * @author      Sebastian Biller <s.biller@tu-braunschweig.de>
+ * @license     http://www.gnu.org/licenses/gpl-2.0.html GPL version 2
+ * @category    Stud.IP
+ * @package     admin
+ * @since       5.1
+ *
+ * @property array $id alias for pk
+ * @property string $news_id database column
+ * @property int $roleid database column
+ * @property StudipNews $news_ranges belongs_to StudipNews
+ */
+
+class NewsRoles extends SimpleORMap
+{
+    protected static function configure($config = [])
+    {
+        $config['db_table'] = 'news_roles';
+
+        $config['belongs_to']['news_ranges'] = [
+            'class_name'  => StudipNews::class,
+            'foreign_key' => 'news_id',
+        ];
+
+        parent::configure($config);
+    }
+
+    public static function checkUserAccess($news_id, $user_id = null)
+    {
+        $user_id = $user_id ?: (isset($GLOBALS['user']) ? $GLOBALS['user']->id : null);
+        $news_roles = self::getRoles($news_id);
+
+        if (!$news_roles) {
+            return true;
+        }
+
+        if (!$user_id) {
+            return false;
+        }
+
+        $user_roles = RolePersistence::getAssignedRoles($user_id, true);
+
+        foreach ($news_roles as $news_role) {
+            foreach ($user_roles as $user_role) {
+                if ($news_role->getRoleid() === $user_role->getRoleid()) {
+                    return true;
+                }
+            }
+        }
+
+        return false;
+    }
+
+    public static function getRoles($news_id)
+    {
+        $news_roles = self::findBynews_id($news_id);
+        $news_role_ids = [];
+        foreach ($news_roles as $news_role) {
+            $news_role_ids[] = $news_role['roleid'];
+        }
+
+        $only_system_roles = Config::get()->NEWS_ONLY_SYSTEM_ROLES;
+        $roles = RolePersistence::getAllRoles();
+        $re = [];
+        foreach ($news_role_ids as $role_id) {
+            if (isset($roles[$role_id])) {
+                if ($only_system_roles && !$roles[$role_id]->getSystemtype()) {
+                    continue;
+                }
+                $re[$role_id] = $roles[$role_id];
+            }
+        }
+        return $re;
+    }
+
+    public static function getAvailableRoles($news_id = null)
+    {
+        $news_role_ids = [];
+        if ($news_id) {
+            $news_roles = self::findBynews_id($news_id);
+            foreach ($news_roles as $news_role) {
+                $news_role_ids[] = $news_role['roleid'];
+            }
+        }
+
+        $only_system_roles = Config::get()->NEWS_ONLY_SYSTEM_ROLES;
+        $roles = RolePersistence::getAllRoles();
+        $rolesStats = RolePersistence::getStatistics();
+        $re = [];
+        foreach ($roles as $key => $role) {
+            if (!in_array($key, $news_role_ids)) {
+                if ($only_system_roles && !$role->getSystemtype()) {
+                    continue;
+                }
+                if ($rolesStats[$role->getRoleid()]['explicit'] + $rolesStats[$role->getRoleid()]['implicit'] == 0) {
+                    continue;
+                }
+                $re[$key] = $role;
+            }
+        }
+
+        return $re;
+    }
+
+    public static function update($news_id, $new_roles)
+    {
+        self::deleteBynews_id($news_id);
+
+        if ($new_roles) {
+            foreach ($new_roles as $new_role) {
+                $NewsRoles = new self();
+                $NewsRoles->news_id = $news_id;
+                $NewsRoles->roleid = $new_role;
+                $NewsRoles->store();
+            }
+        }
+    }
+
+    public static function load($new_roles)
+    {
+        $roles = RolePersistence::getAllRoles();
+
+        return array_filter(array_map(
+            function ($role_id) use ($roles) {
+                if (!isset($roles[$role_id])) {
+                    return false;
+                }
+                return [$role_id, $roles[$role_id]];
+            },
+            $new_roles
+        ));
+    }
+}