61 lines
1.4 KiB
PHP
61 lines
1.4 KiB
PHP
<?php
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// Sample Pluggable datasource for PHP Weathermap 0.9
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// - read a pair of values from a database, and return it
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// TARGET dbplug:databasename:username:pass:hostkey
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class WeatherMapDataSource_tabfile extends WeatherMapDataSource {
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function Recognise($targetstring)
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{
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if(preg_match("/\.(tsv|txt)$/",$targetstring,$matches))
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{
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return TRUE;
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}
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else
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{
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return FALSE;
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}
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}
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// function ReadData($targetstring, $configline, $itemtype, $itemname, $map)
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function ReadData($targetstring, &$map, &$item)
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{
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$data[IN] = NULL;
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$data[OUT] = NULL;
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$data_time=0;
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$itemname = $item->name;
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$matches=0;
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$fd=fopen($targetstring, "r");
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if ($fd)
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{
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while (!feof($fd))
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{
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$buffer=fgets($fd, 4096);
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# strip out any Windows line-endings that have gotten in here
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$buffer=str_replace("\r", "", $buffer);
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if (preg_match("/^$itemname\t(\d+\.?\d*[KMGT]*)\t(\d+\.?\d*[KMGT]*)/", $buffer, $matches))
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{
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$data[IN]=unwm_format_number($matches[1]);
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$data[OUT]=unwm_format_number($matches[2]);
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}
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}
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$stats = stat($targetstring);
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$data_time = $stats['mtime'];
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}
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else {
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// some error code to go in here
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wm_debug ("TabText ReadData: Couldn't open ($targetstring). \n"); }
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wm_debug ("TabText ReadData: Returning (".($data[IN]===NULL?'NULL':$data[IN]).",".($data[OUT]===NULL?'NULL':$data[OUT]).",$data_time)\n");
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return( array($data[IN], $data[OUT], $data_time) );
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}
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}
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// vim:ts=4:sw=4:
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