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96 lines
3.0 KiB
C++
Executable File
96 lines
3.0 KiB
C++
Executable File
/* AMX Mod X
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* Regular Expressions Module
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*
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* by the AMX Mod X Development Team
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*
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* This file is part of AMX Mod X.
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*
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* In addition, as a special exception, the author gives permission to
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* link the code of this program with the Half-Life Game Engine ("HL
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* Engine") and Modified Game Libraries ("MODs") developed by Valve,
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* L.L.C ("Valve"). You must obey the GNU General Public License in all
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* respects for all of the code used other than the HL Engine and MODs
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* from Valve. If you modify this file, you may extend this exception
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* to your version of the file, but you are not obligated to do so. If
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* you do not wish to do so, delete this exception statement from your
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* version.
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*/
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#ifndef _INCLUDE_CREGEX_H
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#define _INCLUDE_CREGEX_H
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#include <am-vector.h>
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#include <am-string.h>
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/**
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* Maximum number of sub-patterns, here 50 (this should be a multiple of 3).
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*/
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#define REGEX_MAX_SUBPATTERNS 150
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/**
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* Flags to used with regex_replace, to control the replacement behavior.
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*/
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#define REGEX_FORMAT_DEFAULT 0 // Uses the standard formatting rules to replace matches.
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#define REGEX_FORMAT_NOCOPY 1 // The sections that do not match the regular expression are not copied when replacing matches.
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#define REGEX_FORMAT_FIRSTONLY 2 // Only the first occurrence of a regular expression is replaced.
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class RegEx
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{
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public:
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struct RegExSub {
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int start, end;
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};
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struct NamedGroup {
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ke::AString name;
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size_t index;
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};
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RegEx();
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~RegEx();
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bool isFree(bool set=false, bool val=false);
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void Clear();
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int Compile(const char *pattern, const char* flags = NULL);
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int Compile(const char *pattern, int iFlags);
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int Match(const char *str);
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int MatchAll(const char *str);
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int Replace(char *text, size_t text_maxlen, const char *replace, size_t replaceLen, int flags = 0);
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void ClearMatch();
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const char *GetSubstring(size_t start, char buffer[], size_t max, size_t *outlen = NULL);
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void MakeSubpatternsTable(int numSubpatterns);
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public:
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int mErrorOffset;
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const char *mError;
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int Count() { return mSubStrings.length(); }
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private:
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pcre *re;
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bool mFree;
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int ovector[REGEX_MAX_SUBPATTERNS];
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char *subject;
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ke::Vector<RegExSub> mSubStrings;
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ke::Vector<size_t> mMatchesSubs;
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ke::Vector<NamedGroup> mSubsNameTable;
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int mNumSubpatterns;
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};
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#endif //_INCLUDE_CREGEX_H
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