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85 lines
1.9 KiB
85 lines
1.9 KiB
3 years ago
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// HtRegexReplaceList.cc
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//
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// HtRegexReplaceList: Perform RegexReplace on a list of from/to pairs.
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// Patterns are applied in order; pattern matching
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// doesn't stop when a match occurs.
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//
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// Part of the ht://Dig package <http://www.htdig.org/>
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// Copyright (c) 2000-2004 The ht://Dig Group
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// For copyright details, see the file COPYING in your distribution
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// or the GNU Library General Public License (LGPL) version 2 or later
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// <http://www.gnu.org/copyleft/lgpl.html>
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//
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// $Id: HtRegexReplaceList.cc,v 1.5 2004/05/28 13:15:21 lha Exp $
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//
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//
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#ifdef HAVE_CONFIG_H
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#include "htconfig.h"
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#endif /* HAVE_CONFIG_H */
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#include "HtRegexReplaceList.h"
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#ifdef HAVE_STD
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#include <iostream>
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#ifdef HAVE_NAMESPACES
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using namespace std;
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#endif
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#else
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#include <iostream.h>
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#endif /* HAVE_STD */
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HtRegexReplaceList::HtRegexReplaceList(StringList &list, int case_sensitive )
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{
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if (list.Count() & 1)
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{
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lastErrorMessage = "HtRegexReplaceList needs an even number of strings";
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return;
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}
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int i;
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String err;
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for (i = 0; i < list.Count(); i += 2)
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{
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String from = list[i];
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String to = list[i+1];
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HtRegexReplace *replacer = new HtRegexReplace(from.get(), to.get(), case_sensitive);
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replacers.Add(replacer); // Stash it even if there's an error so it will get destroyed later
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const String &err = replacer->lastError();
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if (err.length() != 0)
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{
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lastErrorMessage = err;
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return;
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}
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}
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}
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HtRegexReplaceList::~HtRegexReplaceList()
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{
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// replacers gets chucked away
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}
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int HtRegexReplaceList::replace(String &str, int nullpattern , int nullstr )
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{
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int repCount = replacers.Count();
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int doneCount = 0;
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for (int rep = 0; rep < repCount; rep++)
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{
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HtRegexReplace *replacer = (HtRegexReplace *) replacers[rep];
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if (replacer->replace(str, nullpattern, nullstr) > 0)
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doneCount++;
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}
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return doneCount;
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}
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const String &HtRegexReplaceList::lastError()
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{
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return lastErrorMessage;
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}
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// End of HtRegexReplaceList.cc
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