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comparison Core/RestApi/RestApiPath.cpp @ 209:9960642f0f45

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abstraction of RestApi
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 28 Nov 2012 17:22:07 +0100
parents
children 0200cd330582
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208:de640de989b8 209:9960642f0f45
1 /**
2 * Orthanc - A Lightweight, RESTful DICOM Store
3 * Copyright (C) 2012 Medical Physics Department, CHU of Liege,
4 * Belgium
5 *
6 * This program is free software: you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation, either version 3 of the
9 * License, or (at your option) any later version.
10 *
11 * In addition, as a special exception, the copyright holders of this
12 * program give permission to link the code of its release with the
13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
14 * that use the same license as the "OpenSSL" library), and distribute
15 * the linked executables. You must obey the GNU General Public License
16 * in all respects for all of the code used other than "OpenSSL". If you
17 * modify file(s) with this exception, you may extend this exception to
18 * your version of the file(s), but you are not obligated to do so. If
19 * you do not wish to do so, delete this exception statement from your
20 * version. If you delete this exception statement from all source files
21 * in the program, then also delete it here.
22 *
23 * This program is distributed in the hope that it will be useful, but
24 * WITHOUT ANY WARRANTY; without even the implied warranty of
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
26 * General Public License for more details.
27 *
28 * You should have received a copy of the GNU General Public License
29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
30 **/
31
32
33 #include "RestApiPath.h"
34
35 #include <cassert>
36
37 namespace Orthanc
38 {
39 RestApiPath::RestApiPath(const std::string& uri)
40 {
41 Toolbox::SplitUriComponents(uri_, uri);
42
43 if (uri_.size() == 0)
44 {
45 return;
46 }
47
48 if (uri_.back() == "*")
49 {
50 hasTrailing_ = true;
51 uri_.pop_back();
52 }
53 else
54 {
55 hasTrailing_ = false;
56 }
57
58 components_.resize(uri_.size());
59 for (size_t i = 0; i < uri_.size(); i++)
60 {
61 size_t s = uri_[i].size();
62 assert(s > 0);
63
64 if (uri_[i][0] == '{' &&
65 uri_[i][s - 1] == '}')
66 {
67 components_[i] = uri_[i].substr(1, s - 2);
68 uri_[i] = "";
69 }
70 else
71 {
72 components_[i] = "";
73 }
74 }
75 }
76
77 bool RestApiPath::Match(Components& components,
78 UriComponents& trailing,
79 const std::string& uriRaw) const
80 {
81 UriComponents uri;
82 Toolbox::SplitUriComponents(uri, uriRaw);
83 return Match(components, trailing, uri);
84 }
85
86 bool RestApiPath::Match(Components& components,
87 UriComponents& trailing,
88 const UriComponents& uri) const
89 {
90 if (uri.size() < uri_.size())
91 {
92 return false;
93 }
94
95 if (!hasTrailing_ && uri.size() > uri_.size())
96 {
97 return false;
98 }
99
100 components.clear();
101 trailing.clear();
102
103 assert(uri_.size() <= uri.size());
104 for (size_t i = 0; i < uri_.size(); i++)
105 {
106 if (components_[i].size() == 0)
107 {
108 // This URI component is not a free parameter
109 if (uri_[i] != uri[i])
110 {
111 return false;
112 }
113 }
114 else
115 {
116 // This URI component is a free parameter
117 components[components_[i]] = uri[i];
118 }
119 }
120
121 if (hasTrailing_)
122 {
123 trailing.assign(uri.begin() + uri_.size(), uri.end());
124 }
125
126 return true;
127 }
128
129
130 bool RestApiPath::Match(const UriComponents& uri) const
131 {
132 Components components;
133 UriComponents trailing;
134 return Match(components, trailing, uri);
135 }
136 }