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KIMAP Library

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acl.cpp
1 /*
2  Copyright (c) 2009 Andras Mantia <amantia@kde.org>
3 
4  This library is free software; you can redistribute it and/or modify it
5  under the terms of the GNU Library General Public License as published by
6  the Free Software Foundation; either version 2 of the License, or (at your
7  option) any later version.
8 
9  This library is distributed in the hope that it will be useful, but WITHOUT
10  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
12  License for more details.
13 
14  You should have received a copy of the GNU Library General Public License
15  along with this library; see the file COPYING.LIB. If not, write to the
16  Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
17  02110-1301, USA.
18 */
19 
20 #include "acl.h"
21 
22 #include <QtCore/QByteArray>
23 #include <QtCore/QMap>
24 #include <KDE/KGlobal>
25 
26 namespace KIMAP {
27 namespace Acl {
28 
29 class RightsMap
30 {
31  public:
32  RightsMap() {
33  map['l'] = Lookup;
34  map['r'] = Read;
35  map['s'] = KeepSeen;
36  map['w'] = Write;
37  map['i'] = Insert;
38  map['p'] = Post;
39  map['c'] = Create; //TODO: obsolete, keep it?
40  map['d'] = Delete; //TODO: obsolete, keep it?
41  map['k'] = CreateMailbox;
42  map['x'] = DeleteMailbox;
43  map['t'] = DeleteMessage;
44  map['e'] = Expunge;
45  map['a'] = Admin;
46  map['n'] = WriteShared;
47  map['0'] = Custom0;
48  map['1'] = Custom1;
49  map['2'] = Custom2;
50  map['3'] = Custom3;
51  map['4'] = Custom4;
52  map['5'] = Custom5;
53  map['6'] = Custom6;
54  map['7'] = Custom7;
55  map['8'] = Custom8;
56  map['9'] = Custom9;
57  }
58 
59  QMap<char, Right> map;
60 };
61 
62 K_GLOBAL_STATIC( RightsMap, globalRights )
63 
64 }
65 }
66 
67 KIMAP::Acl::Rights KIMAP::Acl::rightsFromString( const QByteArray &string )
68 {
69  Rights result;
70 
71  if ( string.isEmpty() ) {
72  return result;
73  }
74 
75  int pos = 0;
76  if ( string[0] == '+' || string[0] == '-' ) { // Skip modifier if any
77  pos++;
78  }
79 
80  for ( int i = pos; i < string.size(); i++ ) {
81  if ( globalRights->map.contains( string[i] ) ) {
82  result|= globalRights->map[string[i]];
83  }
84  }
85 
86  return result;
87 }
88 
89 QByteArray KIMAP::Acl::rightsToString( Rights rights )
90 {
91  QByteArray result;
92 
93  for ( int right = Lookup; right <= Custom9; right <<= 1 ) {
94  if ( rights & right ) {
95  result += globalRights->map.key( (Right)right );
96  }
97  }
98 
99  return result;
100 }
101 
102 KIMAP::Acl::Rights KIMAP::Acl::normalizedRights( KIMAP::Acl::Rights rights )
103 {
104  Rights normalized = rights;
105  if ( normalized & Create ) {
106  normalized |= ( CreateMailbox | DeleteMailbox );
107  normalized &= ~Create;
108  }
109  if ( normalized & Delete ) {
110  normalized |= ( DeleteMessage | Expunge );
111  normalized &= ~Delete;
112  }
113  return normalized;
114 }
115 
116 KIMAP::Acl::Rights KIMAP::Acl::denormalizedRights( KIMAP::Acl::Rights rights )
117 {
118  Rights denormalized = normalizedRights( rights );
119  if ( denormalized & ( CreateMailbox | DeleteMailbox ) ) {
120  denormalized |= Create;
121  }
122  if ( denormalized & ( DeleteMessage | Expunge ) ) {
123  denormalized |= Delete;
124  }
125  return denormalized;
126 }
127 
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