files_reader: v1.0.0, see CHANGELOG and appinfo/info.xml for changes and new features

files_reader/lib/Db/PreferenceMapper.php

@@ -0,0 +1,105 @@
+<?php
+/**
+ * @author Frank de Lange
+ * @copyright 2017 Frank de Lange
+ *
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+namespace OCA\Files_Reader\Db;
+
+use OCA\Files_Reader\Utility\Time;
+use OCP\IDBConnection;
+
+class PreferenceMapper extends ReaderMapper {
+
+    public function __construct(IDBConnection $db, $UserId, Time $time) {
+        parent::__construct($db, 'reader_preferences', Preference::class, $time);
+        $this->userId = $UserId;
+    }
+
+    /**
+     * @brief get preferences for $scope+$fileId+$userId(+$name)
+     *
+     * @param string $scope
+     * @param int $fileId
+     * @param string $name
+     * @return array
+     */
+    public function get($scope, $fileId, $name=null) {
+        if(!empty($name)) {
+            $sql = "SELECT * FROM `*PREFIX*reader_preferences` WHERE `scope`=? AND `file_id`=? AND `user_id`=? AND `name`=?";
+            $args = array(
+                $scope,
+                $fileId,
+                $this->userId,
+                $name);
+        } else {
+            $sql = "SELECT * FROM `*PREFIX*reader_preferences` WHERE `scope`=? AND `file_id`=? AND `user_id`=?";
+            $args = array(
+                $scope,
+                $fileId,
+                $this->userId);
+        }
+
+        return $this->findEntities($sql, $args);
+    }
+
+    /**
+     * @brief write preference to database
+     *
+     * @param string $scope
+     * @param int $fileId
+     * @param string $name
+     * @param string $value
+     *
+     * @return Preference the newly created or updated preference
+     */
+    public function set($scope, $fileId, $name, $value) {
+
+        $result = $this->get($scope, $fileId, $name);
+
+        if(empty($result)) {
+
+            $preference = new Preference();
+            $preference->setScope($scope);
+            $preference->setFileId($fileId);
+            $preference->setUserId($this->userId);
+            $preference->setName($name);
+            $preference->setValue($value);
+
+            $this->insert($preference);
+        } else {
+            $preference = $result[0];
+            $preference->setValue($value);
+
+            $this->update($preference);
+        }
+
+        return $preference;
+    }
+
+    /* currently not used*/
+    public function deleteForFileId($fileId) {
+        $sql = "SELECT * FROM `*PREFIX*reader_preferences` WHERE file_id=?";
+        $args = [ $fileId ];
+        array_map(
+            function($entity) {
+                $this->delete($entity);
+            }, $this->findEntities($sql, $args)
+        );
+    }
+
+    /* currently not used*/
+    public function deleteForUserId($userId) {
+        $sql = "SELECT * FROM `*PREFIX*reader_preferences` WHERE user_id=?";
+        $args = [ $userId ];
+        array_map(
+            function($entity) {
+                $this->delete($entity);
+            }, $this->findEntities($sql, $args)
+        );
+    }
+}