Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
RequestCycleHandler |
|
| 1.0;1 |
1 | /* | |
2 | * FCKeditor - The text editor for Internet - http://www.fckeditor.net | |
3 | * Copyright (C) 2004-2010 Frederico Caldeira Knabben | |
4 | * | |
5 | * == BEGIN LICENSE == | |
6 | * | |
7 | * Licensed under the terms of any of the following licenses at your | |
8 | * choice: | |
9 | * | |
10 | * - GNU General Public License Version 2 or later (the "GPL") | |
11 | * http://www.gnu.org/licenses/gpl.html | |
12 | * | |
13 | * - GNU Lesser General Public License Version 2.1 or later (the "LGPL") | |
14 | * http://www.gnu.org/licenses/lgpl.html | |
15 | * | |
16 | * - Mozilla Public License Version 1.1 or later (the "MPL") | |
17 | * http://www.mozilla.org/MPL/MPL-1.1.html | |
18 | * | |
19 | * == END LICENSE == | |
20 | */ | |
21 | package net.fckeditor.handlers; | |
22 | ||
23 | import javax.servlet.http.HttpServletRequest; | |
24 | ||
25 | import net.fckeditor.connector.Connector; | |
26 | import net.fckeditor.requestcycle.UserAction; | |
27 | import net.fckeditor.requestcycle.UserPathBuilder; | |
28 | import net.fckeditor.tool.Utils; | |
29 | ||
30 | import org.slf4j.Logger; | |
31 | import org.slf4j.LoggerFactory; | |
32 | ||
33 | /** | |
34 | * Handles the {@link UserAction} and {@link UserPathBuilder} interfaces. <br /> | |
35 | * This class instantiates the the chosen implementations and acts as a proxy | |
36 | * for their methods/access. | |
37 | * | |
38 | * @version $Id: RequestCycleHandler.java 4785 2009-12-21 20:10:28Z mosipov $ | |
39 | */ | |
40 | 0 | public class RequestCycleHandler { |
41 | 0 | private static final Logger logger = LoggerFactory |
42 | 0 | .getLogger(RequestCycleHandler.class); |
43 | 0 | private static UserAction userAction = null; |
44 | 0 | private static UserPathBuilder userPathBuilder = null; |
45 | ||
46 | static { | |
47 | // If there are more objects to instantiate in future, we could solve | |
48 | // the following by reflection! | |
49 | ||
50 | // 1. try to instantiate the UserAction object | |
51 | 0 | String className = PropertiesLoader.getUserActionImpl(); |
52 | 0 | if (Utils.isEmpty(className)) |
53 | 0 | logger.error("Empty UserAction implementation class name provided"); |
54 | else { | |
55 | try { | |
56 | 0 | Class<?> clazz = Class.forName(className); |
57 | 0 | userAction = (UserAction) clazz.newInstance(); |
58 | 0 | logger.info("UserAction initialized to {}", className); |
59 | 0 | } catch (Throwable e) { |
60 | 0 | logger.error("UserAction implementation {} could not be instantiated", className); |
61 | 0 | throw new RuntimeException("UserAction implementation " + className + " could not be instantiated", e); //$NON-NLS-1$ |
62 | 0 | } |
63 | } | |
64 | ||
65 | // 2. try to instantiate the UserPathBuilder object | |
66 | 0 | className = PropertiesLoader.getUserPathBuilderImpl(); |
67 | 0 | if (Utils.isEmpty(className)) |
68 | 0 | logger.error("Empty UserPathBuilder implementation class name provided"); |
69 | else { | |
70 | try { | |
71 | 0 | Class<?> clazz = Class.forName(className); |
72 | 0 | userPathBuilder = (UserPathBuilder) clazz.newInstance(); |
73 | 0 | logger.info("UserPathBuilder initialized to {}", className); |
74 | 0 | } catch (Throwable e) { |
75 | 0 | logger.error("UserPathBuilder implementation {} could not be instantiated", className); |
76 | 0 | throw new RuntimeException("UserPathBuilder implementation " + className + " could not be instantiated", e); //$NON-NLS-1$ |
77 | 0 | } |
78 | } | |
79 | 0 | } |
80 | ||
81 | /** | |
82 | * Returns <code>true</code> if user is allowed to list resources. The | |
83 | * behavior is specified by the current UserAction instance. | |
84 | * | |
85 | * @param request | |
86 | * current user request instance | |
87 | * @return true if user is allowed to list resources, false otherwise | |
88 | * @see UserAction#isEnabledForFileBrowsing(HttpServletRequest) | |
89 | */ | |
90 | public static boolean isGetResourcesEnabled(final HttpServletRequest request) { | |
91 | 0 | return userAction.isEnabledForFileBrowsing(request); |
92 | } | |
93 | ||
94 | /** | |
95 | * Returns <code>true</code> if user is allowed to upload files. The | |
96 | * behavior is specified by the current UserAction instance. | |
97 | * | |
98 | * @param request | |
99 | * current user request instance | |
100 | * @return true if user is allowed to upload files, false otherwise | |
101 | * @see UserAction#isEnabledForFileUpload(HttpServletRequest) | |
102 | */ | |
103 | public static boolean isFileUploadEnabled(HttpServletRequest request) { | |
104 | 0 | return userAction.isEnabledForFileUpload(request); |
105 | } | |
106 | ||
107 | /** | |
108 | * Returns <code>true</code> if user is allowed to create folders. The | |
109 | * behavior is specified by the current UserAction instance. | |
110 | * | |
111 | * @param request | |
112 | * current user request instance | |
113 | * @return true if user is allowed to create folders, false otherwise | |
114 | * @see UserAction#isEnabledForFileBrowsing(HttpServletRequest) | |
115 | */ | |
116 | public static boolean isCreateFolderEnabled(final HttpServletRequest request) { | |
117 | 0 | return userAction.isCreateFolderEnabled(request); |
118 | } | |
119 | ||
120 | /** | |
121 | * Returns the current userfiles path. The path is specified by the current | |
122 | * UserPathBuilder instance. | |
123 | * | |
124 | * @param request | |
125 | * current user request instance | |
126 | * @return current userfiles path | |
127 | * @see UserPathBuilder#getUserFilesPath(HttpServletRequest) | |
128 | */ | |
129 | public static String getUserFilesPath(final HttpServletRequest request) { | |
130 | 0 | return userPathBuilder.getUserFilesPath(request); |
131 | } | |
132 | ||
133 | /** | |
134 | * Returns the current absolute userfiles path. The path is specified by the | |
135 | * current UserPathBuilder instance. <br /> | |
136 | * Note that the path is absolute to the underlying system of the current | |
137 | * {@link Connector} instance. | |
138 | * | |
139 | * @param request | |
140 | * current user request instance | |
141 | * @return current absolute userfiles path | |
142 | * @see UserPathBuilder#getUserFilesAbsolutePath(HttpServletRequest) | |
143 | */ | |
144 | public static String getUserFilesAbsolutePath(final HttpServletRequest request) { | |
145 | 0 | return userPathBuilder.getUserFilesAbsolutePath(request); |
146 | } | |
147 | } |