RestService.class.php
4.06 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
<?php
/**
* Implements a cleaner wrapper restservice and webservice API for KnowledgeTree.
*
* KnowledgeTree Community Edition
* Document Management Made Simple
* Copyright (C) 2008, 2009, 2010 KnowledgeTree Inc.
*
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 3 as published by the
* Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* You can contact KnowledgeTree Inc., PO Box 7775 #87847, San Francisco,
* California 94120-7775, or email info@knowledgetree.com.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU General Public License version 3.
*
* In accordance with Section 7(b) of the GNU General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "Powered by
* KnowledgeTree" logo and retain the original copyright notice. If the display of the
* logo is not reasonably feasible for technical reasons, the Appropriate Legal Notices
* must display the words "Powered by KnowledgeTree" and retain the original
* copyright notice.
*
*/
/**
*
* @copyright 2008-2010, KnowledgeTree Inc.
* @license GNU General Public License version 3
* @author KnowledgeTree Team
* @package Webservice
* @version Version 0.1
*/
/**
* Class Service - will act as a switch between
* SOAP requests and REST requests
*@author KnowledgeTree Team
*@package Webservice
*@version Version 0.9
*/
class RestService
{
/**
* Class construct
*
* @param object_type $object
* @return jason encoded string
*/
public function __construct($object)
{
try {
$result = $this->runAsService($object);
echo jason_encode(array('status_code' => 0,'result' => $result));
} catch (Exception $e) {
echo json_encode(array('status_code' => 1,'result' => $e->getMessage()));
}
}
/**
* Constructor for invoking a reflection object
* Initiates the object as a service
* @param class $object
* @access private
* @return class instance
*/
private function runAsService($object)
{
if (!isset($_GET['class'])) {
throw new Exception('Method name not specified.');
}
$reflObject = new ReflectionObject($object);
if (!$reflObject->hasMethod($_GET['class'])) {
throw new Exception('There is no method with this name.');
}
$reflMethod = $reflObject->getMethod($_GET['class']);
if ( !$reflMethod->isPublic() || $reflMethod->isStatic() || $reflMethod->isInternal() ) {
throw new Exception('Invalid method name specified.');
}
$reflParameters = $reflMethod->getParameters();
$args = array();
foreach ($reflParameters as $param) {
$paramName = $param->getName();
if (!isset($_GET[$paramName])) {
if ($param->isDefaultValueAvailable()) {
$paramValue = $param->getDefaultValue();
} else {
throw new Exception('Required parameter "'.$paramName.'" is not specified.');
}
} else {
$paramValue = $_GET[$paramName];
}
if ($param->getClass()) {
throw new Exception('The method contains unsupported parameter type: class object.');
}
if ($param->isArray() && !is_array($paramValue)) {
throw new Exception('Array expected for parameter "'.$paramName.'", but scalar found.');
}
$args[$param->getPosition()] = $paramValue;
}
return $reflMethod->invokeArgs($object, $args);
}
}
?>