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// This file is part of The New Aspell
// Copyright (C) 2001 by Kevin Atkinson under the GNU LGPL license
// version 2.0 or 2.1. You should have received a copy of the LGPL
// license along with this library if you did not you can find
// it at http://www.gnu.org/.
#include "settings.h"
#include "indiv_filter.hpp"
#include "key_info.hpp"
namespace {
using namespace acommon;
class UrlFilter : public IndividualFilter {
public:
PosibErr<bool> setup(Config *);
void reset() {}
void process(FilterChar * &, FilterChar * &);
};
PosibErr<bool> UrlFilter::setup(Config *)
{
name_ = "url-filter";
order_num_ = 0.95;
return true;
}
static bool url_char(char c)
{
return c != '"' && c != ' ' && c != '\n' && c != '\t';
}
void UrlFilter::process(FilterChar * & str, FilterChar * & end)
{
for (FilterChar * cur = str; cur < end; ++cur)
{
if (!url_char(*cur)) continue;
FilterChar * cur0 = cur;
bool blank_out = false;
int point_chars = 0;
// only consider special url deciding characters if they are in
// the middle of a word
for (++cur; cur + 1 < end && url_char(cur[1]); ++cur) {
if (blank_out) continue;
if ((cur[0] == '/' && (point_chars > 0 || cur[1] == '/'))
|| cur[0] == '@') {
blank_out = true;
} else if (cur[0] == '.' && cur[1] != '.') {
// count multiple '.' as one
if (point_chars < 1) ++point_chars;
else blank_out = true;
}
}
++cur;
if (blank_out) {
for (; cur0 != cur; ++cur0) *cur0 = ' ';
}
}
}
}
C_EXPORT
IndividualFilter * new_aspell_url_filter() {
return new UrlFilter;
}
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