GUAC-1101: Implement querying of user permissions.

extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-mysql/src/main/resources/org/glyptodon/guacamole/auth/jdbc/permission/UserPermissionMapper.xml

@@ -0,0 +1,106 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+    "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
+
+<!--
+   Copyright (C) 2015 Glyptodon LLC
+
+   Permission is hereby granted, free of charge, to any person obtaining a copy
+   of this software and associated documentation files (the "Software"), to deal
+   in the Software without restriction, including without limitation the rights
+   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+   copies of the Software, and to permit persons to whom the Software is
+   furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included in
+   all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+   AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+   OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+   THE SOFTWARE.
+-->
+
+<mapper namespace="org.glyptodon.guacamole.auth.jdbc.permission.UserPermissionMapper" >
+
+    <!-- Result mapper for user permissions -->
+    <resultMap id="UserPermissionResultMap" type="org.glyptodon.guacamole.auth.jdbc.permission.ObjectPermissionModel">
+        <result column="user_id"           property="userID"           jdbcType="INTEGER"/>
+        <result column="username"          property="username"         jdbcType="VARCHAR"/>
+        <result column="permission"        property="type"             jdbcType="VARCHAR"
+                javaType="org.glyptodon.guacamole.net.auth.permission.ObjectPermission$Type"/>
+        <result column="affected_username" property="objectIdentifier" jdbcType="INTEGER"/>
+    </resultMap>
+
+    <!-- Select all permissions for a given user -->
+    <select id="select" resultMap="UserPermissionResultMap">
+
+        SELECT
+            guacamole_user_permission.user_id,
+            guacamole_user.username,
+            permission,
+            affected.username AS affected_username
+        FROM guacamole_user_permission
+        JOIN guacamole_user          ON guacamole_user_permission.user_id          = guacamole_user.user_id
+        JOIN guacamole_user affected ON guacamole_user_permission.affected_user_id = affected.user_id
+        WHERE guacamole_user_permission.user_id = #{user.objectID,jdbcType=INTEGER}
+
+    </select>
+
+    <!-- Select the single permission matching the given criteria -->
+    <select id="selectOne" resultMap="UserPermissionResultMap">
+
+        SELECT
+            guacamole_user_permission.user_id,
+            guacamole_user.username,
+            permission,
+            affected.username AS affected_username
+        FROM guacamole_user_permission
+        JOIN guacamole_user          ON guacamole_user_permission.user_id          = guacamole_user.user_id
+        JOIN guacamole_user affected ON guacamole_user_permission.affected_user_id = affected.user_id
+        WHERE
+            guacamole_user_permission.user_id = #{user.objectID,jdbcType=INTEGER}
+            AND permission = #{type,jdbcType=VARCHAR}
+
+    </select>
+
+    <!-- Delete all given permissions -->
+    <delete id="delete" parameterType="org.glyptodon.guacamole.auth.jdbc.permission.ObjectPermissionModel">
+
+        DELETE FROM guacamole_user_permission
+        USING guacamole_user_permission
+        JOIN guacamole_user affected ON guacamole_user_permission.affected_user_id = affected.user_id
+        WHERE
+            (guacamole_user_permission.user_id, permission, affected.username) IN
+                <foreach collection="permissions" item="permission"
+                         open="(" separator="," close=")">
+                    (#{permission.userID,jdbcType=INTEGER},
+                     #{permission.type,jdbcType=VARCHAR},
+                     #{permission.objectIdentifier,jdbcType=VARCHAR})
+                </foreach>
+
+    </delete>
+
+    <!-- Insert all given permissions -->
+    <insert id="insert" parameterType="org.glyptodon.guacamole.auth.jdbc.permission.ObjectPermissionModel">
+
+        INSERT IGNORE INTO guacamole_user_permission (
+            user_id,
+            permission,
+            affected_user_id
+        )
+        SELECT permissions.user_id, permissions.permission, guacamole_user.user_id FROM ( 
+            <foreach collection="permissions" item="permission" separator="UNION ALL">
+                SELECT #{permission.userID,jdbcType=INTEGER}           AS user_id,
+                       #{permission.type,jdbcType=VARCHAR}             AS permission,
+                       #{permission.objectIdentifier,jdbcType=VARCHAR} AS username
+            </foreach>
+        ) AS permissions
+        JOIN guacamole_user ON guacamole_user.username = permissions.username; 
+
+    </insert>
+
+</mapper>