replace GPL diff lib with MIT lib

[bookstack] / app / helpers.php

diff --git a/app/helpers.php b/app/helpers.php
index db65407c73729a9c85669c7fd7e57fdc2b3eedeb..42e4c189476c8669a2d8bd336a7c9b84a7223df2 100644 (file)
--- a/app/helpers.php
+++ b/app/helpers.php
@@ -1,10 +1,12 @@
 <?php
 
-if (! function_exists('versioned_asset')) {
+use BookStack\Ownable;
+
+if (!function_exists('versioned_asset')) {
     /**
      * Get the path to a versioned file.
      *
-     * @param  string  $file
+     * @param  string $file
      * @return string
      *
      * @throws \InvalidArgumentException
@@ -31,20 +33,63 @@ if (! function_exists('versioned_asset')) {
 
 /**
  * Check if the current user has a permission.
- * If an ownable element is passed in the permissions are checked against
+ * If an ownable element is passed in the jointPermissions are checked against
  * that particular item.
  * @param $permission
- * @param \BookStack\Ownable $ownable
+ * @param Ownable $ownable
  * @return mixed
  */
-function userCan($permission, \BookStack\Ownable $ownable = null)
+function userCan($permission, Ownable $ownable = null)
 {
     if ($ownable === null) {
         return auth()->user() && auth()->user()->can($permission);
     }
 
-    $permissionBaseName = strtolower($permission) . '-';
-    if (userCan($permissionBaseName . 'all')) return true;
-    if (userCan($permissionBaseName . 'own') && $ownable->createdBy->id === auth()->user()->id) return true;
-    return false;
+    // Check permission on ownable item
+    $permissionService = app(\BookStack\Services\PermissionService::class);
+    return $permissionService->checkOwnableUserAccess($ownable, $permission);
+}
+
+/**
+ * Helper to access system settings.
+ * @param $key
+ * @param bool $default
+ * @return mixed
+ */
+function setting($key, $default = false)
+{
+    $settingService = app('BookStack\Services\SettingService');
+    return $settingService->get($key, $default);
+}
+
+/**
+ * Generate a url with multiple parameters for sorting purposes.
+ * Works out the logic to set the correct sorting direction
+ * Discards empty parameters and allows overriding.
+ * @param $path
+ * @param array $data
+ * @param array $overrideData
+ * @return string
+ */
+function sortUrl($path, $data, $overrideData = [])
+{
+    $queryStringSections = [];
+    $queryData = array_merge($data, $overrideData);
+    
+    // Change sorting direction is already sorted on current attribute
+    if (isset($overrideData['sort']) && $overrideData['sort'] === $data['sort']) {
+        $queryData['order'] = ($data['order'] === 'asc') ? 'desc' : 'asc';
+    } else {
+        $queryData['order'] = 'asc';
+    }
+    
+    foreach ($queryData as $name => $value) {
+        $trimmedVal = trim($value);
+        if ($trimmedVal === '') continue;
+        $queryStringSections[] = urlencode($name) . '=' . urlencode($trimmedVal);
+    }
+
+    if (count($queryStringSections) === 0) return $path;
+
+    return $path . '?' . implode('&', $queryStringSections);
 }
\ No newline at end of file