repos/FeepingCreaturism/Matcher.cpp

// Feeping Creaturism
//
// Douglas Thrift
//
// $Id$

#include "Matcher.hpp"

bool Matcher::match(const ext::String& stuff)
{
        substrings.clear();

        if (expression != NULL)
        {
                int length;

                pcre_fullinfo(expression, NULL, PCRE_INFO_CAPTURECOUNT, &length);

                int* substrings(new int[(++length *= 3)]);
                int count(pcre_exec(expression, NULL, stuff.NullTerminate(),
                        stuff.GetData().GetSize(), 0, 0, substrings, length));

                if (count > 0)
                {
                        char* substring(new char[stuff.GetData().GetSize() + 1]);

                        for (int index(0); index < count; ++index)
                        {
                                pcre_copy_substring(stuff.NullTerminate(), substrings, count,
                                        index, substring, stuff.GetData().GetSize() + 1);

                                this->substrings.push_back(substring);
                        }

                        delete [] substring;
                        delete [] substrings;

                        return true;
                }

                delete [] substrings;
        }

        return false;
}

Matcher& Matcher::operator()(const ext::String& expression)
{
        substrings.clear();

        if (this->expression != NULL) pcre_free(this->expression);

        const char* error;
        int offset;

        this->expression = pcre_compile(expression.NullTerminate(), 0, &error,
                &offset, NULL);

        return *this;
}
Revision:	235
Committed:	2004-09-10T16:08:12-07:00 (20 years, 9 months ago) by Douglas Thrift
File size:	1137 byte(s)
Log Message:	Jay says this is more correct.
#	User	Rev	Content
1	Douglas Thrift	191	// Feeping Creaturism
2			//
3			// Douglas Thrift
4			//
5			// $Id$
6
7			#include "Matcher.hpp"
8
9	Douglas Thrift	203	bool Matcher::match(const ext::String& stuff)
10	Douglas Thrift	191	{
11			substrings.clear();
12
13			if (expression != NULL)
14			{
15			int length;
16
17			pcre_fullinfo(expression, NULL, PCRE_INFO_CAPTURECOUNT, &length);
18
19			int* substrings(new int[(++length *= 3)]);
20	Douglas Thrift	235	int count(pcre_exec(expression, NULL, stuff.NullTerminate(),
21			stuff.GetData().GetSize(), 0, 0, substrings, length));
22	Douglas Thrift	191
23			if (count > 0)
24			{
25	Douglas Thrift	235	char* substring(new char[stuff.GetData().GetSize() + 1]);
26	Douglas Thrift	191
27			for (int index(0); index < count; ++index)
28			{
29	Douglas Thrift	235	pcre_copy_substring(stuff.NullTerminate(), substrings, count,
30			index, substring, stuff.GetData().GetSize() + 1);
31	Douglas Thrift	191
32			this->substrings.push_back(substring);
33			}
34
35			delete [] substring;
36			delete [] substrings;
37
38			return true;
39			}
40
41			delete [] substrings;
42			}
43
44			return false;
45			}
46
47	Douglas Thrift	203	Matcher& Matcher::operator()(const ext::String& expression)
48	Douglas Thrift	191	{
49			substrings.clear();
50
51			if (this->expression != NULL) pcre_free(this->expression);
52
53			const char* error;
54			int offset;
55
56	Douglas Thrift	235	this->expression = pcre_compile(expression.NullTerminate(), 0, &error,
57			&offset, NULL);
58	Douglas Thrift	191
59			return *this;
60			}