pandorafms/pandora_agents/win32/pandora_agent_conf.cc

120 lines
3.0 KiB
C++

/* Library to manage a list of key-value options.
Copyright (C) 2006 Artica ST.
Written by Esteban Sanchez.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <fstream>
#include "pandora_agent_conf.h"
#include "pandora.h"
using namespace std;
using namespace Pandora;
#define MAX_KEYS 100
Pandora::Pandora_Agent_Conf::Pandora_Agent_Conf () {
this->key_values = NULL;
}
/**
* Destroy a Pandora_Agent_Conf object.
*/
Pandora::Pandora_Agent_Conf::~Pandora_Agent_Conf () {
delete key_values;
}
Pandora_Agent_Conf *
Pandora::Pandora_Agent_Conf::getInstance () {
static Pandora_Agent_Conf *conf = NULL;
if (conf)
return conf;
conf = new Pandora_Agent_Conf ();
return conf;
}
/**
* Sets configuration file to Pandora_Agent_Conf object instance.
*
* It parses the filename and initialize the internal structures
* of configuration values. The configuration file consist of a number of
* lines of some of these forms:
* - <code>name value</code>
* - <code>name "value with blankspaces"</code>
*
* @param filename Configuration file to open.
*/
void
Pandora::Pandora_Agent_Conf::setFile (string filename) {
ifstream file (filename.c_str ());
string buffer;
unsigned int pos;
if (this->key_values)
delete this->key_values;
this->key_values = new list<Key_Value> ();
if (!file.is_open ()) {
return;
}
/* Read and set the file */
while (!file.eof ()) {
/* Set the value from each line */
getline (file, buffer);
/* Ignore blank or commented lines */
if (buffer[0] != '#' && buffer[0] != '\n' && buffer[0] != '\0') {
pos = buffer.find ("module_");
if (pos == string::npos) {
Key_Value kv;
kv.parseLine (buffer);
key_values->push_back (kv);
}
}
}
file.close ();
}
/**
* Queries for a configuration value.
*
* This method search in the key_values attribute for a
* configuration value which match the key supplied.
*
* @param key Key to look for.
*
* @return The value of the configuration key looked for.
* If it could not be found then an empty string is returned.
*/
string
Pandora::Pandora_Agent_Conf::getValue (const string key)
{
std::list<Key_Value>::iterator i;
for (i = key_values->begin (); i != key_values->end (); i++) {
if ((*i).getKey () == key) {
return (*i).getValue ();
}
}
return "";
}