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/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Hunspell, based on MySpell.
*
* The Initial Developers of the Original Code are
* Kevin Hendricks (MySpell) and Németh László (Hunspell).
* Portions created by the Initial Developers are Copyright (C) 2002-2005
* the Initial Developers. All Rights Reserved.
*
* Contributor(s): David Einstein, Davide Prina, Giuseppe Modugno,
* Gianluca Turconi, Simon Brouwer, Noll János, Bíró Árpád,
* Goldman Eleonóra, Sarlós Tamás, Bencsáth Boldizsár, Halácsy Péter,
* Dvornik László, Gefferth András, Nagy Viktor, Varga Dániel, Chris Halls,
* Rene Engelhard, Bram Moolenaar, Dafydd Jones, Harri Pitkänen
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/*
* Copyright 2002 Kevin B. Hendricks, Stratford, Ontario, Canada
* And Contributors. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. All modifications to the source code must be clearly marked as
* such. Binary redistributions based on modified source code
* must be clearly marked as modified versions in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY KEVIN B. HENDRICKS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* KEVIN B. HENDRICKS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <limits>
#include "replist.hxx"
#include "csutil.hxx"
RepList::RepList(int n) {
dat = (replentry**)malloc(sizeof(replentry*) * n);
if (dat == 0)
size = 0;
else
size = n;
pos = 0;
}
RepList::~RepList() {
for (int i = 0; i < pos; i++) {
free(dat[i]->pattern);
free(dat[i]->pattern2);
free(dat[i]);
}
free(dat);
}
int RepList::get_pos() {
return pos;
}
replentry* RepList::item(int n) {
return dat[n];
}
int RepList::near(const char* word) {
int p1 = 0;
int p2 = pos;
while ((p2 - p1) > 1) {
int m = (p1 + p2) / 2;
int c = strcmp(word, dat[m]->pattern);
if (c <= 0) {
if (c < 0)
p2 = m;
else
p1 = p2 = m;
} else
p1 = m;
}
return p1;
}
int RepList::match(const char* word, int n) {
if (strncmp(word, dat[n]->pattern, strlen(dat[n]->pattern)) == 0)
return strlen(dat[n]->pattern);
return 0;
}
int RepList::add(char* pat1, char* pat2) {
if (pos >= size || pat1 == NULL || pat2 == NULL)
return 1;
replentry* r = (replentry*)malloc(sizeof(replentry));
if (r == NULL)
return 1;
r->pattern = mystrrep(pat1, "_", " ");
r->pattern2 = mystrrep(pat2, "_", " ");
r->start = false;
r->end = false;
dat[pos++] = r;
for (int i = pos - 1; i > 0; i--) {
r = dat[i];
if (strcmp(r->pattern, dat[i - 1]->pattern) < 0) {
dat[i] = dat[i - 1];
dat[i - 1] = r;
} else
break;
}
return 0;
}
int RepList::conv(const char* word, char* dest, size_t destsize) {
size_t stl = 0;
int change = 0;
for (size_t i = 0; i < strlen(word); i++) {
int n = near(word + i);
int l = match(word + i, n);
if (l) {
size_t replen = strlen(dat[n]->pattern2);
if (stl + replen >= destsize)
return -1;
strcpy(dest + stl, dat[n]->pattern2);
stl += replen;
i += l - 1;
change = 1;
} else {
if (stl + 1 >= destsize)
return -1;
dest[stl++] = word[i];
}
}
dest[stl] = '\0';
return change;
}
bool RepList::conv(const char* word, std::string& dest) {
dest.clear();
bool change = false;
for (size_t i = 0; i < strlen(word); i++) {
int n = near(word + i);
int l = match(word + i, n);
if (l) {
dest.append(dat[n]->pattern2);
i += l - 1;
change = true;
} else {
dest.push_back(word[i]);
}
}
return change;
}
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