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00041 #ifndef HAVE_PCRE_PP_H
00042 #define HAVE_PCRE_PP_H
00043
00044 #include <string>
00045 #include <sstream>
00046 #include <vector>
00047 #include <stdexcept>
00048 #include <iostream>
00049
00050 extern "C" {
00051 #include <pcre.h>
00052 }
00053
00054 #ifdef DEBUG
00055 #define __pcredebug cerr << "(pcre++ DEBUG) " << __LINE__ << ": "
00056 #else
00057 #define __pcredebug if(0) cerr
00058 #endif
00059
00060
00062 typedef std::vector<std::string> Array;
00063
00065 typedef std::vector<std::string>::iterator ArrayIterator;
00066
00095 class Pcre {
00096 private:
00097 std::string _expression;
00098 unsigned int _flags;
00099 bool case_t, global_t;
00100 pcre *p_pcre;
00101 pcre_extra *p_pcre_extra;
00102 int sub_len;
00103 int *sub_vec;
00104 int erroffset;
00105 char *err_str;
00106 Array *resultset;
00107
00108
00109 void reset();
00110
00111
00112 void Compile(int flags);
00113
00114
00115 bool dosearch(const std::string& stuff, int OffSet);
00116
00117
00118 Array _split(const std::string& piece, int limit, int start_offset, int end_offset);
00119
00120
00121 std::string _replace_vars(const std::string& piece);
00122
00123
00124 void zero();
00125
00126
00127
00128 public:
00129
00147 class exception : public std::runtime_error {
00148 private:
00149 std::string translate(int num) {
00150 std::string msg;
00151 switch(num) {
00152 case -1: msg = "PCRE_ERROR_NOMATCH"; break;
00153 case -2: msg = "PCRE_ERROR_NULL"; break;
00154 case -3: msg = "PCRE_ERROR_BADOPTION"; break;
00155 case -4: msg = "PCRE_ERROR_BADMAGIC"; break;
00156 case -5: msg = "PCRE_ERROR_UNKNOWN_NODE"; break;
00157 case -6: msg = "PCRE_ERROR_NOMEMORY"; break;
00158 case -7: msg = "PCRE_ERROR_NOSUBSTRING"; break;
00159
00160 }
00161 return msg;
00162 }
00163 public:
00164 exception(const std::string & msg) : runtime_error(msg) { }
00165 exception(int num) : runtime_error(translate(num)) { }
00166 };
00167
00168
00169 bool did_match;
00170 int num_matches;
00183 Pcre();
00184
00193 Pcre(const std::string& expression);
00194
00220 Pcre(const std::string& expression, const std::string& flags);
00221
00222
00223
00231 Pcre(const Pcre &P);
00232
00243 const Pcre& operator = (const std::string& expression);
00244
00257 const Pcre& operator = (const Pcre &P);
00258
00264 ~Pcre();
00265
00272 bool search(const std::string& stuff);
00273
00281 bool search(const std::string& stuff, int OffSet);
00282
00287 Array* get_sub_strings();
00288
00303 std::string get_match(int pos);
00304
00325 int get_match_start(int pos);
00326
00347 int get_match_end(int pos);
00348
00349
00350
00351
00370 int get_match_start();
00371
00391 int get_match_end();
00392
00393
00394
00395
00403 size_t get_match_length(int pos);
00404
00409 bool matched() { return did_match; };
00410
00414 int matches() { return num_matches; }
00415
00416
00429 Array split(const std::string& piece);
00430
00444 Array split(const std::string& piece, int limit);
00445
00460 Array split(const std::string& piece, int limit, int start_offset);
00461
00477 Array split(const std::string& piece, int limit, int start_offset, int end_offset);
00478
00492 Array split(const std::string& piece, std::vector<int> positions);
00493
00502 std::string replace(const std::string& piece, const std::string& with);
00503 };
00504
00505 #endif