mirror of https://github.com/Icinga/icinga2.git
60 lines
2.4 KiB
C++
60 lines
2.4 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012 Icinga Development Team (http://www.icinga.org/) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#include "i2-cib.h"
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using namespace icinga;
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string MacroProcessor::ResolveMacros(const string& str, const vector<Dictionary::Ptr>& macroDicts)
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{
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string::size_type offset, pos_first, pos_second;
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offset = 0;
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string result = str;
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while ((pos_first = result.find_first_of('$', offset)) != string::npos) {
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pos_second = result.find_first_of('$', pos_first + 1);
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if (pos_second == string::npos)
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throw runtime_error("Closing $ not found in macro format string.");
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string name = result.substr(pos_first + 1, pos_second - pos_first - 1);
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string value;
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bool resolved = false;
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vector<Dictionary::Ptr>::const_iterator it;
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for (it = macroDicts.begin(); it != macroDicts.end(); it++) {
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Dictionary::Ptr macros = *it;
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if (macros && macros->Get(name, &value)) {
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resolved = true;
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break;
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}
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}
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if (!resolved)
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throw runtime_error("Macro '" + name + "' is not defined.");
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result.replace(pos_first, pos_second - pos_first + 1, value);
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offset = pos_first + value.size();
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}
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return result;
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}
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