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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #ifndef INCLUDED_SC_INC_TABPROTECTION_HXX
21 : #define INCLUDED_SC_INC_TABPROTECTION_HXX
22 :
23 : #include <sal/types.h>
24 : #include <com/sun/star/uno/Sequence.hxx>
25 :
26 : #include "global.hxx"
27 : #include "rangelst.hxx"
28 : #include <boost/scoped_ptr.hpp>
29 :
30 : class ScDocument;
31 : class ScTableProtectionImpl;
32 :
33 : enum ScPasswordHash
34 : {
35 : PASSHASH_SHA1 = 0,
36 : PASSHASH_XL,
37 : PASSHASH_UNSPECIFIED
38 : };
39 :
40 : class ScPassHashHelper
41 : {
42 : public:
43 : /** Check for the compatibility of all password hashes. If there is at
44 : * least one hash that needs to be regenerated, it returns true. If all
45 : * hash values are compatible with the specified hash type, then it
46 : * returns false. */
47 : static bool needsPassHashRegen(const ScDocument& rDoc, ScPasswordHash eHash1, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED);
48 :
49 : static OUString getHashURI(ScPasswordHash eHash);
50 :
51 : static ScPasswordHash getHashTypeFromURI(const OUString& rURI);
52 :
53 : private:
54 : ScPassHashHelper();
55 : ~ScPassHashHelper();
56 : };
57 :
58 86 : class SAL_NO_VTABLE ScPassHashProtectable
59 : {
60 : public:
61 : virtual ~ScPassHashProtectable() = 0;
62 :
63 : virtual bool isProtected() const = 0;
64 : virtual bool isProtectedWithPass() const = 0;
65 : virtual void setProtected(bool bProtected) = 0;
66 :
67 : virtual bool isPasswordEmpty() const = 0;
68 : virtual bool hasPasswordHash(ScPasswordHash eHash, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) const = 0;
69 : virtual void setPassword(const OUString& aPassText) = 0;
70 : virtual ::com::sun::star::uno::Sequence<sal_Int8> getPasswordHash(
71 : ScPasswordHash eHash, ScPasswordHash eHas2 = PASSHASH_UNSPECIFIED) const = 0;
72 : virtual void setPasswordHash(
73 : const ::com::sun::star::uno::Sequence<sal_Int8>& aPassword,
74 : ScPasswordHash eHash = PASSHASH_SHA1, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) = 0;
75 : virtual bool verifyPassword(const OUString& aPassText) const = 0;
76 : };
77 :
78 : class SC_DLLPUBLIC ScDocProtection : public ScPassHashProtectable
79 : {
80 : public:
81 : enum Option
82 : {
83 : STRUCTURE = 0,
84 : WINDOWS,
85 : CONTENT,
86 : NONE ///< last item - used to resize the vector
87 : };
88 :
89 : explicit ScDocProtection();
90 : explicit ScDocProtection(const ScDocProtection& r);
91 : virtual ~ScDocProtection();
92 :
93 : virtual bool isProtected() const SAL_OVERRIDE;
94 : virtual bool isProtectedWithPass() const SAL_OVERRIDE;
95 : virtual void setProtected(bool bProtected) SAL_OVERRIDE;
96 :
97 : virtual bool isPasswordEmpty() const SAL_OVERRIDE;
98 : virtual bool hasPasswordHash(ScPasswordHash eHash, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) const SAL_OVERRIDE;
99 : virtual void setPassword(const OUString& aPassText) SAL_OVERRIDE;
100 : virtual ::com::sun::star::uno::Sequence<sal_Int8> getPasswordHash(
101 : ScPasswordHash eHash, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) const SAL_OVERRIDE;
102 : virtual void setPasswordHash(
103 : const ::com::sun::star::uno::Sequence<sal_Int8>& aPassword,
104 : ScPasswordHash eHash = PASSHASH_SHA1, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) SAL_OVERRIDE;
105 : virtual bool verifyPassword(const OUString& aPassText) const SAL_OVERRIDE;
106 :
107 : bool isOptionEnabled(Option eOption) const;
108 : void setOption(Option eOption, bool bEnabled);
109 :
110 : private:
111 : ::boost::scoped_ptr<ScTableProtectionImpl> mpImpl;
112 : };
113 :
114 : /** Container for the Excel EnhancedProtection feature.
115 : */
116 196 : struct ScEnhancedProtection
117 : {
118 : ScRangeListRef maRangeList;
119 : sal_uInt32 mnAreserved;
120 : sal_uInt32 mnPasswordVerifier;
121 : OUString maTitle;
122 : ::std::vector< sal_uInt8 > maSecurityDescriptor; // imported as raw BIFF data
123 : OUString maSecurityDescriptorXML; // imported from OOXML
124 : // OOXML password definitions
125 : OUString maAlgorithmName;
126 : OUString maHashValue;
127 : OUString maSaltValue;
128 : sal_uInt32 mnSpinCount;
129 :
130 20 : ScEnhancedProtection() : mnAreserved(0), mnPasswordVerifier(0), mnSpinCount(0) {}
131 :
132 288 : bool hasSecurityDescriptor() const
133 : {
134 288 : return !maSecurityDescriptor.empty() || !maSecurityDescriptorXML.isEmpty();
135 : }
136 :
137 48 : bool hasPassword() const
138 : {
139 48 : return mnPasswordVerifier != 0 || !maHashValue.isEmpty();
140 : }
141 : };
142 :
143 : /** sheet protection state container
144 : *
145 : * This class stores sheet's protection state: 1) whether the protection
146 : * is on, 2) password and/or password hash, and 3) any associated
147 : * protection options. This class is also used as a protection state
148 : * container for the undo/redo stack, in which case the password, hash and
149 : * the options need to be preserved even when the protection flag is
150 : * off. */
151 : class SC_DLLPUBLIC ScTableProtection : public ScPassHashProtectable
152 : {
153 : public:
154 : enum Option
155 : {
156 : AUTOFILTER = 0,
157 : DELETE_COLUMNS,
158 : DELETE_ROWS,
159 : FORMAT_CELLS,
160 : FORMAT_COLUMNS,
161 : FORMAT_ROWS,
162 : INSERT_COLUMNS,
163 : INSERT_HYPERLINKS,
164 : INSERT_ROWS,
165 : OBJECTS,
166 : PIVOT_TABLES,
167 : SCENARIOS,
168 : SELECT_LOCKED_CELLS,
169 : SELECT_UNLOCKED_CELLS,
170 : SHEET,
171 : SORT,
172 : NONE ///< last item - used to resize the vector
173 : };
174 :
175 : explicit ScTableProtection();
176 : explicit ScTableProtection(const ScTableProtection& r);
177 : virtual ~ScTableProtection();
178 :
179 : virtual bool isProtected() const SAL_OVERRIDE;
180 : virtual bool isProtectedWithPass() const SAL_OVERRIDE;
181 : virtual void setProtected(bool bProtected) SAL_OVERRIDE;
182 :
183 : virtual bool isPasswordEmpty() const SAL_OVERRIDE;
184 : virtual bool hasPasswordHash(ScPasswordHash eHash, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) const SAL_OVERRIDE;
185 : virtual void setPassword(const OUString& aPassText) SAL_OVERRIDE;
186 : virtual ::com::sun::star::uno::Sequence<sal_Int8> getPasswordHash(
187 : ScPasswordHash eHash, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) const SAL_OVERRIDE;
188 : virtual void setPasswordHash(
189 : const ::com::sun::star::uno::Sequence<sal_Int8>& aPassword,
190 : ScPasswordHash eHash = PASSHASH_SHA1, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) SAL_OVERRIDE;
191 : virtual bool verifyPassword(const OUString& aPassText) const SAL_OVERRIDE;
192 :
193 : bool isOptionEnabled(Option eOption) const;
194 : void setOption(Option eOption, bool bEnabled);
195 :
196 : void setEnhancedProtection( const ::std::vector< ScEnhancedProtection > & rProt );
197 : const ::std::vector< ScEnhancedProtection > & getEnhancedProtection() const;
198 : bool updateReference( UpdateRefMode, ScDocument*, const ScRange& rWhere, SCsCOL nDx, SCsROW nDy, SCsTAB nDz );
199 : bool isBlockEditable( const ScRange& rRange ) const;
200 : bool isSelectionEditable( const ScRangeList& rRangeList ) const;
201 :
202 : private:
203 : ::boost::scoped_ptr<ScTableProtectionImpl> mpImpl;
204 : };
205 :
206 : #endif
207 :
208 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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