zoe/trunk/Matcher.cpp

// Zoe AIM Away Message RSS Feed Generator
//
// 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.GetSize(), 0, 0, substrings, length));

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

                        for (int index(0); index < count; ++index)
                        {
                                pcre_copy_substring(stuff.NullTerminate(), substrings, count, index, substring, stuff.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:	34
Committed:	2004-07-20T16:49:06-07:00 (20 years, 11 months ago) by douglas
File size:	1116 byte(s)
Log Message:	Yeah, that's right.
#	User	Rev	Content
1	douglas	6	// Zoe AIM Away Message RSS Feed Generator
2	douglas	5	//
3			// Douglas Thrift
4			//
5			// $Id$
6
7			#include "Matcher.hpp"
8
9	douglas	7	bool Matcher::match(const ext::String& stuff)
10	douglas	5	{
11			substrings.clear();
12
13			if (expression != NULL)
14			{
15			int length;
16
17			pcre_fullinfo(expression, NULL, PCRE_INFO_CAPTURECOUNT, &length);
18
19	douglas	10	int* substrings(new int[(++length *= 3)]);
20	douglas	34	int count(pcre_exec(expression, NULL, stuff.NullTerminate(), stuff.GetSize(), 0, 0, substrings, length));
21	douglas	5
22			if (count > 0)
23			{
24	douglas	10	char* substring(new char[stuff.length() + 1]);
25	douglas	5
26	douglas	10	for (int index(0); index < count; ++index)
27	douglas	5	{
28	douglas	34	pcre_copy_substring(stuff.NullTerminate(), substrings, count, index, substring, stuff.GetSize() + 1);
29	douglas	5
30			this->substrings.push_back(substring);
31			}
32
33			delete [] substring;
34			delete [] substrings;
35			return true;
36			}
37
38			delete [] substrings;
39			}
40
41			return false;
42			}
43
44	douglas	7	Matcher& Matcher::operator()(const ext::String& expression)
45	douglas	5	{
46			substrings.clear();
47
48	douglas	34	if (this->expression != NULL) pcre_free(this->expression);
49	douglas	5
50			const char* error;
51			int offset;
52
53	douglas	34	this->expression = pcre_compile(expression.NullTerminate(), 0, &error, &offset, NULL);
54	douglas	5
55			return *this;
56			}