<?php
// Run an external 'MRTG-compatible' script, and return it's values
// TARGET !/usr/local/bin/qmailmrtg7 t /var/log/qmail

// MRTG Target scripts return 4 lines of text as output:
//    'Input' value - interpreted as a byte count (so multiplied by 8)
//    'Output' value - interpreted as a byte count (so multiplied by 8)
//    'uptime' as a string
//    'name of targer' as a string
// we ignore the last two

// NOTE: Obviously, if you allow anyone to create maps, you are
//       allowing them to run ANY COMMAND as the user that runs 
//       weathermap, by using this plugin. This might not be a 
//       good thing.

//       If you want to allow only one command, consider making
//       your own datasource plugin which only runs that one command.


class WeatherMapDataSource_external extends WeatherMapDataSource {

	function Recognise($targetstring)
	{
		if(preg_match("/^!(.*)$/",$targetstring,$matches))
		{
			return TRUE;
		}
		else
		{
			return FALSE;
		}
	}

	function ReadData($targetstring, &$map, &$item)
	{
		$data[IN] = NULL;
		$data[OUT] = NULL;
		$data_time = 0;

		if(preg_match("/^!(.*)$/",$targetstring,$matches))
		{
			$command = $matches[1];

			debug("ExternalScript ReadData: Running $command\n");
			// run the command here
			if( ($pipe = popen($command,"r")) === false)
			{
				warn("ExternalScript ReadData: Failed to run external script. [WMEXT01]\n");
			}
			else
			{
				$i=0;
				while( ($i <5) && ! feof($pipe) )
				{
					$lines[$i++] = fgets($pipe,1024);
				}
				pclose($pipe);

				if($i==5)
				{
					$data[IN] = floatval($lines[0]);
					$data[OUT] = floatval($lines[1]);
					
					$item->add_hint("external_line1",$lines[0]);
					$item->add_hint("external_line2",$lines[1]);
					$item->add_hint("external_line3",$lines[2]);
					$item->add_hint("external_line4",$lines[3]);
					$data_time = time();
				}
				else
				{
					warn("ExternalScript ReadData: Not enough lines read from external script ($i read, 4 expected) [WMEXT02]\n");
				}
			}
		}

		debug ("ExternalScript ReadData: Returning (".($data[IN]===NULL?'NULL':$data[IN]).",".($data[OUT]===NULL?'NULL':$data[OUT]).",$data_time)\n");
		
		return( array($data[IN], $data[OUT], $data_time) );
	}
}

// vim:ts=4:sw=4:

?>
<?php
// Run an external 'MRTG-compatible' script, and return it's values
// TARGET !/usr/local/bin/qmailmrtg7 t /var/log/qmail

// MRTG Target scripts return 4 lines of text as output:
//    'Input' value - interpreted as a byte count (so multiplied by 8)
//    'Output' value - interpreted as a byte count (so multiplied by 8)
//    'uptime' as a string
//    'name of targer' as a string
// we ignore the last two

// NOTE: Obviously, if you allow anyone to create maps, you are
//       allowing them to run ANY COMMAND as the user that runs 
//       weathermap, by using this plugin. This might not be a 
//       good thing.

//       If you want to allow only one command, consider making
//       your own datasource plugin which only runs that one command.


class WeatherMapDataSource_external extends WeatherMapDataSource {

	function Recognise($targetstring)
	{
		if(preg_match("/^!(.*)$/",$targetstring,$matches))
		{
			return TRUE;
		}
		else
		{
			return FALSE;
		}
	}

	function ReadData($targetstring, &$map, &$item)
	{
		$inbw=-1;
		$outbw=-1;
		$data_time = 0;

		if(preg_match("/^!(.*)$/",$targetstring,$matches))
		{
			$command = $matches[1];

			debug("ExternalScript ReadData: Running $command\n");
			// run the command here
			if( ($pipe = popen($command,"r")) === false)
			{
				warn("ExternalScript ReadData: Failed to run external script.\n");
			}
			else
			{
				$i=0;
				while( ($i <5) && ! feof($pipe) )
				{
					$lines[$i++] = fgets($pipe,1024);
				}
				pclose($pipe);

				if($i==5)
				{
					$inbw = floatval($lines[0]);
					$outbw = floatval($lines[1]);
					$data_time = time();
				}
				else
				{
					warn("ExternalScript ReadData: Not enough lines read from external script ($i read, 4 expected)\n");
				}
			}
		}

		debug ("ExternalScript ReadData: Returning ($inbw,$outbw,$data_time)\n");

		return( array($inbw, $outbw, $data_time) );
	}
}

// vim:ts=4:sw=4:

?>
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               - Rev 85 and 1
            - /lib/datasources/WeatherMapDataSource_external.php
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		<td width="13%">&nbsp;</td>
		<td width="73%" align="center"><a href="http://www.jablonka.cz/"><img style="border: 0; width: 201px; height: 51px;" src="./templates/BlueGrey/logo.png" alt="jablonka.cz" /></a><a href="http://www.prosek.czf/"><img style="border: 0; width: 528px; height: 51px;" src="./templates/BlueGrey/squares.png" alt="prosek.czf" /></a></td>
		<td width="13%"><div style="float: right"><form action="?path=%2Flib%2Fdatasources%2FWeatherMapDataSource_external.php&amp;repname=weathermap&amp;rev=97" method="post" id="langform"><select name="langchoice" onchange="javascript:this.form.submit();"><option value="ca">Catal&agrave;-Valenci&agrave; - Catalan</option><option value="cs">&#268;esky - Cesky</option><option value="da">Dansk - Dansk</option><option value="nl">Dutch - Dutch</option><option value="en" selected="selected">English - English</option><option value="fi">Finnish - Finnish</option><option value="fr">Fran&ccedil;ais - Francais</option><option value="de">Deutsch - German</option><option value="he-IL">&#1506;&#1489;&#1512;&#1497;&#1514; - Hebrew</option><option value="hu">Magyar - Hungarian</option><option value="id">Bahasa Indonesia - Indonesian</option><option value="it">Italiano - Italian</option><option value="ja">&#26085;&#26412;&#35486; - Japanese</option><option value="ko">&#54620;&#44397;&#50612; - Korean</option><option value="no">Norsk - Norwegian</option><option value="pl">Polski - Polish</option><option value="pt">Portugu&ecirc;s - Portuguese</option><option value="pt-BR">Portugu&ecirc;s - Brazilian Portuguese</option><option value="ru">&#1056;&#1091;&#1089;&#1089;&#1082;&#1080;&#1081; - Russian</option><option value="zh-CN">&#20013;&#25991; - Simplified Chinese</option><option value="sk">Sloven&#269;ina - Slovak</option><option value="sl">Sloven&#269;ina - Slovenian</option><option value="es">Espa&ntilde;ol - Spanish</option><option value="sv">Svenska - Swedish</option><option value="zh-TW">&#20013;&#25991; - Traditional Chinese</option><option value="tr">T&uuml;rk&ccedil;e - Turkish</option><option value="uz">O&euml;zbekcha - Uzbek</option></select><input type="submit" value="Go" /></form></div></td>
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	  <tr>
		<td align="left"><h1>weathermap</h1></td>
		<td align="right"><b>Subversion Repositories:</b> <form action="form.php?" method="post" id="projectform"><select name="repname" onchange="javascript:this.form.submit();"><option value="banderdyn">banderdyn</option><option value="centos.prosek.czf">centos.prosek.czf</option><option value="crusader">crusader</option><option value="czf4bfu">czf4bfu</option><option value="czf4bfu.prosek.czf">czf4bfu.prosek.czf</option><option value="czfcentos">czfcentos</option><option value="czfgmap">czfgmap</option><option value="discover">discover</option><option value="fedora.prosek.czf">fedora.prosek.czf</option><option value="freenet-router">freenet-router</option><option value="ftth">ftth</option><option value="getonlineclouds">getonlineclouds</option><option value="hotsanic">hotsanic</option><option value="internet.prosek.czf">internet.prosek.czf</option><option value="is">is</option><option value="mapstats">mapstats</option><option value="meteolinger">meteolinger</option><option value="netmap">netmap</option><option value="qos">qos</option><option value="sedlo">sedlo</option><option value="sedlo.prosek.czf">sedlo.prosek.czf</option><option value="switches">switches</option><option value="vbtobb">vbtobb</option><option value="vlubnt">vlubnt</option><option value="weathermap" selected="selected">weathermap</option><option value="weatherstats">weatherstats</option><option value="websvn">websvn</option><option value="wifidashboard">wifidashboard</option><option value="wifimon">wifimon</option><option value="www.prosek.czf">www.prosek.czf</option><option value="xenstats">xenstats</option></select><input type="submit" value="Go" /><input type="hidden" name="selectproj" value="1" /><input type="hidden" name="op" value="form" /></form></td>
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      [<a href="listing.php?repname=weathermap&amp;path=%2F&amp;rev=97">/</a>] [<a href="listing.php?repname=weathermap&amp;path=%2Flib%2F&amp;rev=97">lib/</a>] [<a href="listing.php?repname=weathermap&amp;path=%2Flib%2Fdatasources%2F&amp;rev=97">datasources/</a>] [<b>WeatherMapDataSource_external.php</b>] - Diff between revs <b>1</b> and <b>85</b>
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            <th class="HdrClmnEnd" style="padding-bottom: 5px" width="50%" align="left"><b>Rev 1</b></th>
            <th width="5"></th>
            <th class="HdrClmnEnd" style="padding-bottom: 5px" width="50%" align="left"><b>Rev 85</b></th>
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