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[bookstack] / app / Services / SettingService.php

diff --git a/app/Services/SettingService.php b/app/Services/SettingService.php
index cab29f454f9689c88bc85f39c47258afcca9808d..18a7c0d1b75846543aee5b535c45cd1ea4134ac7 100644 (file)
--- a/app/Services/SettingService.php
+++ b/app/Services/SettingService.php
@@ -1,6 +1,7 @@
-<?php namespace Oxbow\Services;
+<?php namespace BookStack\Services;

 
 

-use Oxbow\Setting;
+use BookStack\Setting;
+use BookStack\User;

 use Illuminate\Contracts\Cache\Repository as Cache;
 
 /**
 use Illuminate\Contracts\Cache\Repository as Cache;
 
 /**


@@ -8,13 +9,14 @@ use Illuminate\Contracts\Cache\Repository as Cache;
  *
  * The settings are a simple key-value database store.
  *
  *
  * The settings are a simple key-value database store.
  *

- * @package Oxbow\Services
+ * @package BookStack\Services

  */
 class SettingService
 {
 
     protected $setting;
     protected $cache;
  */
 class SettingService
 {
 
     protected $setting;
     protected $cache;

+    protected $localCache = [];

 
     protected $cachePrefix = 'setting-';
 
 
     protected $cachePrefix = 'setting-';
 


@@ -38,25 +40,48 @@ class SettingService
      */
     public function get($key, $default = false)
     {
      */
     public function get($key, $default = false)
     {

-        $value =  $this->getValueFromStore($key, $default);
-        return $this->formatValue($value, $default);
+        if ($default === false) $default = config('setting-defaults.' . $key, false);
+        if (isset($this->localCache[$key])) return $this->localCache[$key];
+
+        $value = $this->getValueFromStore($key, $default);
+        $formatted = $this->formatValue($value, $default);
+        $this->localCache[$key] = $formatted;
+        return $formatted;
+    }
+
+    /**
+     * Get a user-specific setting from the database or cache.
+     * @param User $user
+     * @param $key
+     * @param bool $default
+     * @return bool|string
+     */
+    public function getUser($user, $key, $default = false)
+    {
+        return $this->get($this->userKey($user->id, $key), $default);

     }
 
     /**
      * Gets a setting value from the cache or database.
     }
 
     /**
      * Gets a setting value from the cache or database.

+     * Looks at the system defaults if not cached or in database.

      * @param $key
      * @param $default
      * @return mixed
      */
     protected function getValueFromStore($key, $default)
     {
      * @param $key
      * @param $default
      * @return mixed
      */
     protected function getValueFromStore($key, $default)
     {

+        // Check for an overriding value
+        $overrideValue = $this->getOverrideValue($key);
+        if ($overrideValue !== null) return $overrideValue;
+
+        // Check the cache

         $cacheKey = $this->cachePrefix . $key;
         $cacheKey = $this->cachePrefix . $key;

-        if ($this->cache->has($cacheKey)) {
-            return $this->cache->get($cacheKey);
-        }
+        $cacheVal = $this->cache->get($cacheKey, null);
+        if ($cacheVal !== null) return $cacheVal;

 
 

+        // Check the database

         $settingObject = $this->getSettingObjectByKey($key);
         $settingObject = $this->getSettingObjectByKey($key);

-        if($settingObject !== null) {
+        if ($settingObject !== null) {

             $value = $settingObject->value;
             $this->cache->forever($cacheKey, $value);
             return $value;
             $value = $settingObject->value;
             $this->cache->forever($cacheKey, $value);
             return $value;


@@ -65,6 +90,10 @@ class SettingService
         return $default;
     }
 
         return $default;
     }
 

+    /**
+     * Clear an item from the cache completely.
+     * @param $key
+     */

     protected function clearFromCache($key)
     {
         $cacheKey = $this->cachePrefix . $key;
     protected function clearFromCache($key)
     {
         $cacheKey = $this->cachePrefix . $key;


@@ -99,6 +128,16 @@ class SettingService
         return $setting !== null;
     }
 
         return $setting !== null;
     }
 

+    /**
+     * Check if a user setting is in the database.
+     * @param $key
+     * @return bool
+     */
+    public function hasUser($key)
+    {
+        return $this->has($this->userKey($key));
+    }
+

     /**
      * Add a setting to the database.
      * @param $key
     /**
      * Add a setting to the database.
      * @param $key


@@ -116,6 +155,28 @@ class SettingService
         return true;
     }
 
         return true;
     }
 

+    /**
+     * Put a user-specific setting into the database.
+     * @param User $user
+     * @param $key
+     * @param $value
+     * @return bool
+     */
+    public function putUser($user, $key, $value)
+    {
+        return $this->put($this->userKey($user->id, $key), $value);
+    }
+
+    /**
+     * Convert a setting key into a user-specific key.
+     * @param $key
+     * @return string
+     */
+    protected function userKey($userId, $key = '')
+    {
+        return 'user:' . $userId . ':' . $key;
+    }
+

     /**
      * Removes a setting from the database.
      * @param $key
     /**
      * Removes a setting from the database.
      * @param $key


@@ -131,14 +192,38 @@ class SettingService
         return true;
     }
 
         return true;
     }
 

+    /**
+     * Delete settings for a given user id.
+     * @param $userId
+     * @return mixed
+     */
+    public function deleteUserSettings($userId)
+    {
+        return $this->setting->where('setting_key', 'like', $this->userKey($userId) . '%')->delete();
+    }
+

     /**
      * Gets a setting model from the database for the given key.
      * @param $key
      * @return mixed
      */
     /**
      * Gets a setting model from the database for the given key.
      * @param $key
      * @return mixed
      */

-    private function getSettingObjectByKey($key)
+    protected function getSettingObjectByKey($key)

     {
         return $this->setting->where('setting_key', '=', $key)->first();
     }
 
     {
         return $this->setting->where('setting_key', '=', $key)->first();
     }
 

+
+    /**
+     * Returns an override value for a setting based on certain app conditions.
+     * Used where certain configuration options overrule others.
+     * Returns null if no override value is available.
+     * @param $key
+     * @return bool|null
+     */
+    protected function getOverrideValue($key)
+    {
+        if ($key === 'registration-enabled' && config('auth.method') === 'ldap') return false;
+        return null;
+    }
+

 }
\ No newline at end of file
 }
\ No newline at end of file