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1 // Common/Wildcard.h
2 
3 #ifndef __COMMON_WILDCARD_H
4 #define __COMMON_WILDCARD_H
5 
6 #include "MyString.h"
7 
8 int CompareFileNames(const wchar_t *s1, const wchar_t *s2) STRING_UNICODE_THROW;
9 #ifndef USE_UNICODE_FSTRING
10   int CompareFileNames(const char *s1, const char *s2);
11 #endif
12 
13 bool IsPath1PrefixedByPath2(const wchar_t *s1, const wchar_t *s2);
14 
15 void SplitPathToParts(const UString &path, UStringVector &pathParts);
16 void SplitPathToParts_2(const UString &path, UString &dirPrefix, UString &name);
17 void SplitPathToParts_Smart(const UString &path, UString &dirPrefix, UString &name); // ignores dir delimiter at the end of (path)
18 
19 UString ExtractDirPrefixFromPath(const UString &path);
20 UString ExtractFileNameFromPath(const UString &path);
21 
22 bool DoesNameContainWildcard(const UString &path);
23 bool DoesWildcardMatchName(const UString &mask, const UString &name);
24 
25 namespace NWildcard {
26 
27 #ifdef _WIN32
28 // returns true, if name is like "a:", "c:", ...
29 bool IsDriveColonName(const wchar_t *s);
30 unsigned GetNumPrefixParts_if_DrivePath(UStringVector &pathParts);
31 #endif
32 
33 struct CItem
34 {
35   UStringVector PathParts;
36   bool Recursive;
37   bool ForFile;
38   bool ForDir;
39   bool WildcardMatching;
40 
41   #ifdef _WIN32
IsDriveItemCItem42   bool IsDriveItem() const
43   {
44     return PathParts.Size() == 1 && !ForFile && ForDir && IsDriveColonName(PathParts[0]);
45   }
46   #endif
47 
48   // CItem(): WildcardMatching(true) {}
49 
50   bool AreAllAllowed() const;
51   bool CheckPath(const UStringVector &pathParts, bool isFile) const;
52 };
53 
54 class CCensorNode
55 {
56   CCensorNode *Parent;
57 
58   bool CheckPathCurrent(bool include, const UStringVector &pathParts, bool isFile) const;
59   void AddItemSimple(bool include, CItem &item);
60 public:
61   bool CheckPathVect(const UStringVector &pathParts, bool isFile, bool &include) const;
62 
CCensorNode()63   CCensorNode(): Parent(0) { };
CCensorNode(const UString & name,CCensorNode * parent)64   CCensorNode(const UString &name, CCensorNode *parent): Name(name), Parent(parent) { };
65 
66   UString Name; // WIN32 doesn't support wildcards in file names
67   CObjectVector<CCensorNode> SubNodes;
68   CObjectVector<CItem> IncludeItems;
69   CObjectVector<CItem> ExcludeItems;
70 
71   bool AreAllAllowed() const;
72 
73   int FindSubNode(const UString &path) const;
74 
75   void AddItem(bool include, CItem &item, int ignoreWildcardIndex = -1);
76   void AddItem(bool include, const UString &path, bool recursive, bool forFile, bool forDir, bool wildcardMatching);
77   void AddItem2(bool include, const UString &path, bool recursive, bool wildcardMatching);
78 
79   bool NeedCheckSubDirs() const;
80   bool AreThereIncludeItems() const;
81 
82   // bool CheckPath2(bool isAltStream, const UString &path, bool isFile, bool &include) const;
83   // bool CheckPath(bool isAltStream, const UString &path, bool isFile) const;
84 
85   bool CheckPathToRoot(bool include, UStringVector &pathParts, bool isFile) const;
86   // bool CheckPathToRoot(const UString &path, bool isFile, bool include) const;
87   void ExtendExclude(const CCensorNode &fromNodes);
88 };
89 
90 struct CPair
91 {
92   UString Prefix;
93   CCensorNode Head;
94 
CPairCPair95   CPair(const UString &prefix): Prefix(prefix) { };
96 };
97 
98 enum ECensorPathMode
99 {
100   k_RelatPath,  // absolute prefix as Prefix, remain path in Tree
101   k_FullPath,   // drive prefix as Prefix, remain path in Tree
102   k_AbsPath     // full path in Tree
103 };
104 
105 struct CCensorPath
106 {
107   UString Path;
108   bool Include;
109   bool Recursive;
110   bool WildcardMatching;
111 
CCensorPathCCensorPath112   CCensorPath():
113     Include(true),
114     Recursive(false),
115     WildcardMatching(true)
116     {}
117 };
118 
119 class CCensor
120 {
121   int FindPrefix(const UString &prefix) const;
122 public:
123   CObjectVector<CPair> Pairs;
124 
125   CObjectVector<NWildcard::CCensorPath> CensorPaths;
126 
AllAreRelative()127   bool AllAreRelative() const
128     { return (Pairs.Size() == 1 && Pairs.Front().Prefix.IsEmpty()); }
129 
130   void AddItem(ECensorPathMode pathMode, bool include, const UString &path, bool recursive, bool wildcardMatching);
131   // bool CheckPath(bool isAltStream, const UString &path, bool isFile) const;
132   void ExtendExclude();
133 
134   void AddPathsToCensor(NWildcard::ECensorPathMode censorPathMode);
135   void AddPreItem(bool include, const UString &path, bool recursive, bool wildcardMatching);
AddPreItem(const UString & path)136   void AddPreItem(const UString &path)
137   {
138     AddPreItem(true, path, false, false);
139   }
AddPreItem_Wildcard()140   void AddPreItem_Wildcard()
141   {
142     AddPreItem(true, UString("*"), false, true);
143   }
144 };
145 
146 
147 }
148 
149 #endif
150