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advforecast2.php
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advforecast2.php
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<?php
// error_reporting(E_ALL);
//This is a more advanced version of the forecast script
//It uses file caching and feed failure to better handle when NOAA is down
//
// Version 2.00 - 15-Jan-2007 - modified Tom's script for XHTML 1.0-Strict
// Version 2.01 - 14-Feb-2007 - modified for ERH->CRH.noaa.gov redirects (no point forecasts)
// Version 2.02 - 02-Mar-2007 - added auto-failover to CRH and better include in page.
// Version 2.03 - 29-Apr-2007 - modified for /images/wtf -> /forecast/images change
// Version 2.04 - 05-Jun-2007 - improvement to auto-failover
// Version 2.05 - 29-Jun-2007 - additional check for alternative no-icon forecast, then failover.
// Version 2.06 - 24-Nov-2007 - rewrite for zone forecast, intrepret icons from text-only forecast
// Version 2.07 - 24-Nov-2007 - support new zone forecast with different temp formats
// Version 2.08 - 25-Nov-2007 - fix zone forecast icons, new temp formats supported
// Version 2.09 - 26-Nov-2007 - add support for new temperature phrases and below zero temps
// Version 2.10 - 17-Dec-2007 - added safety features from Mike Challis http://www.carmosaic.com/weather/
// Version 2.11 - 20-Dec-2007 - added cache-refresh on request, fixed rising/falling temp arrow
// Version 2.12 - 31-Dec-2007 - fixed New Year"s to New Year's display problem
// Version 2.13 - 01-Jan-2008 - added integration features for carterlake/WD/PHP/AJAX template set
// Version 2.14 - 14-Jan-2009 - corrected Zone forecast parsing for below zero temperatures
// Version 2.15 - 28-Feb-2010 - updated Zone forecast parsing for new phrases
// Version 2.16 - 14-Dec-2010 - added support for warning messages from NWS and $forecastwarnings string
// Version 2.17 - 08-Jan-2011 - fixed validation issue when NWS uses '&' in condition
// Version 2.18 - 27-Feb-2011 - added support for common cache directory
// Version 3.00 - 12-Mar-2011 - support for multi-forecast added by Curly at http://www.ricksturf.com/
// Version 3.01 - 01-Oct-2011 - added support for alternative animated icon set from http://www.meteotreviglio.com/
// Version 3.02 - 05-Oct-2011 - corrected warning links to forecast.weather.gov
// Version 3.03 - 02-Jul-2012 - added fixes for NWS website changes
// Version 3.04 - 03-Jul-2012 - added fixes for W3C validation issues
// Version 3.05 - 05-Jul-2012 - added fixes for Zone forecast use with new NWS website design
// Version 3.06 - 07-Jul-2012 - fixed validation issue for Rising/Falling temp arrows with new NWS website design
// Version 3.07 - 09-Aug-2012 - fixed failover to Zone forecast with new NWS website design
// Version 3.08 - 23-Nov-2012 - fixed issue with Zone forecast parsing due to NWS website changes
// Version 3.09 - 28-Jun-2013 - added fixes for Zone forecast parsing due to NWS website changes
// Version 3.10 - 18-Nov-2013 - fixed issue with Zone forecast URL due to NWS website changes
// Version 3.11 - 13-Mar-2014 - fixed point forecast text non-display due to NWS website changes
// Version 3.12 - 15-Mar-2014 - fixes for Zone forecast, warnings and auto-correct old URLs
//
$Version = 'advforecast2.php (multi) - V3.12 - 15-Mar-2014';
//
//import NOAA Forecast info
//data ends up in four different arrays:
//$forecasticons[x] x = 0 thru 9 This is the icon and text around it
//$forecasttemp[x] x= 0 thru 9 This is forecast temperature with styling
//$forecasttitles[x] x = 0 thru 12 This is the title word for the text forecast time period
//$forecasttext[x] x = 0 thru 12 This is the detail text for the text forecast time period
//
//$forecastupdated This is the time of last update
//$forecastcity This is the city name for the forecast
//$forecastoffice This is the NWS Office providing the forecast
//$forecastwarnings This is the text/links to NWS Warnings, Watches, Advisories, Outlooks, Special Statements
//
//Also, in order for this to work correctly, you need the NOAA icons (or make your own...
//there are over 200!). These need to be placed in the path where the original NOAA icons
//are located. In my case, they are at: \forecast\images\
//properly (so make a folder in your web HTML root called "forecast", then make a folder in it
//called "images", and place the icons in this folder)
//
//http://members.cox.net/carterlakeweather/forecasticons.zip (380K)
//
//URL below --MUST BE-- the Printable Point Forecast from the NOAA website
//
//Not every area of the US has a printable point forecast
//
//This script will ONLY WORK with a printable point forecast!
//
//To find yours in your area:
//
//Go to www.weather.gov
//Put your city, state in the search box and press Search
//Scroll down to the "Additional Forecasts & Info" on the page displayed
//Click on Printable Forecast
// copy the URL from your browser into the $fileName variable below.
// Also put your NOAA Warning Zone (like ssZnnn) in caps in the $NOAAZone variable below.
//
// also set your NOAA warning zone here to use for automatic backup in case
// the point printable forecast is not available.
//
// ----------------------SETTINGS---------------------------------------------
// V3.00 -- this following array can be used for multiple forecasts in standalone mode
// for template use, add a $SITE['NWSforecasts'] entry in Settings.php to have these entries.
// to activate the definitions below, replace the /* with //* to uncomment the array definition
/*
$NWSforecasts = array(
// the entries below are for testing use.. replace them with your own entries if using the script
// outside the AJAX/PHP templates.
// ZONE|Location|point-forecast-URL (separated by | characters
"CAZ513|Saratoga, CA (WRH)|http://forecast.weather.gov/MapClick.php?CityName=Saratoga&state=CA&site=MTR&textField1=37.2639&textField2=-122.022&e=1&TextType=2",
"PAZ061|Omaha, NE (CRH)|http://forecast.weather.gov/MapClick.php?CityName=Allentown&state=PA&site=MTR&textField1=40.5535&textField2=-75.6032&e=1&TextType=2",
"ALZ064|Gulf Shores, AL (SRH)|http://forecast.weather.gov/MapClick.php?CityName=Gulf+Shores&state=AL&site=MOB&textField1=30.27&textField2=-87.7015&e=0&TextType=2",
'MDZ022|Salisbury, MD (ERH)|http://forecast.weather.gov/MapClick.php?lat=38.36818&lon=-75.59761047363281&unit=0&lg=english&FcstType=text&TextType=2',
'AKZ101|Anchorage, AK (ARH)|http://forecast.weather.gov/MapClick.php?lat=61.21806&lon=-149.90027780000003&unit=0&lg=english&FcstType=text&TextType=2',
'HIZ005|Honolulu, HI (HRH)|http://forecast.weather.gov/MapClick.php?lat=21.30694&lon=-157.85833330000003&unit=0&lg=english&FcstType=text&TextType=2',
);
//*/
//
$NOAAZone = 'CAZ513'; // change this line to your NOAA warning zone.
// set $fileName to the URL for the point-printable forecast for your area
$fileName = "http://forecast.weather.gov/MapClick.php?CityName=Saratoga&state=CA&site=MTR&textField1=37.2639&textField2=-122.022&e=1&TextType=2";
//
$iconDir = './forecast/images/';
$iconType = '.jpg'; // default type='.jpg' -- use '.gif' for animated icons from http://www.meteotreviglio.com/
$cacheFileDir = './'; // default cache file directory
$iconHeight = 55; // default height of conditions icon (saratoga-icons.zip)
$iconWidth = 55; // default width of conditions icon (saratoga-icons.zip)
// ----------------------END OF SETTINGS--------------------------------------
// Get the forecast.txt file or a new one from NOAA
// You have to have a forecast.txt in place for this script to work
// You can see ours at http://www.carterlake.org/forecast.txt
//
// overrides from Settings.php if available
global $SITE;
if (isset($SITE['NWSforecasts'])) {$NWSforecasts = $SITE['NWSforecasts']; }
if (isset($SITE['cacheFileDir'])) {$cacheFileDir = $SITE['cacheFileDir']; }
if (isset($SITE['noaazone'])) {$NOAAZone = $SITE['noaazone'];}
if (isset($SITE['fcsturlNWS'])) {$fileName = $SITE['fcsturlNWS'];}
if (isset($SITE['fcsticonsdir'])) {$iconDir = $SITE['fcsticonsdir'];}
if (isset($SITE['fcsticonstype'])) {$iconType = $SITE['fcsticonstype'];}
if (isset($SITE['fcsticonsheight'])) {$iconHeight = $SITE['fcsticonsheight'];}
if (isset($SITE['fcsticonswidth'])) {$iconWidth = $SITE['fcsticonswidth'];}
// end of overrides from Settings.php
$doDebug = (isset($_REQUEST['debug']) and preg_match('|y|i',$_REQUEST['debug']))?true:false;
// get the selected zone code
$haveZone = '0';
if (!empty($_GET['z']) && preg_match("/^[0-9]+$/i", htmlspecialchars($_GET['z']))) {
$haveZone = htmlspecialchars(strip_tags($_GET['z'])); // valid zone syntax from input
}
if(!isset($NWSforecasts[0])) {
// print "<!-- making NWSforecasts array default -->\n";
$NWSforecasts = array("$NOAAZone||$fileName"); // create default entry
}
// print "<!-- NWSforecasts\n".print_r($NWSforecasts,true). " -->\n";
// Set the default zone. The first entry in the $SITE['NWSforecasts'] array.
list($Nz,$Nl,$Nn) = explode('|',$NWSforecasts[0].'|||');
$NOAAZone = $Nz;
$NOAAlocation = $Nl;
$fileName = $Nn;
if(!isset($NWSforecasts[$haveZone])) {
$haveZone = 0;
}
// locations added to the drop down menu and set selected zone values
$dDownMenu = '';
for ($m=0;$m<count($NWSforecasts);$m++) { // for each locations
list($Nzone,$Nlocation,$Nname) = explode('|',$NWSforecasts[$m].'|||');
$dDownMenu .= " <option value=\"".$m."\">".$Nlocation."</option>\n";
if($haveZone == $m) {
$NOAAZone = $Nzone;
$NOAAlocation = $Nlocation;
$fileName = $Nname;
}
}
// build the drop down menu
$ddMenu = '';
// create menu if at least two locations are listed in the array
if (isset($NWSforecasts[0]) and isset($NWSforecasts[1])) {
$ddMenu .= '<tr align="center">
<td style="font-size: 14px; font-family: Arial, Helvetica, sans-serif">
<script type="text/javascript">
<!--
function menu_goto( menuform ){
selecteditem = menuform.logfile.selectedIndex ;
logfile = menuform.logfile.options[ selecteditem ].value ;
if (logfile.length != 0) {
location.href = logfile ;
}
}
//-->
</script>
<form action="" method="get">
<p><select name="z" onchange="this.form.submit()">
<option value=""> - Select Forecast - </option>
'.$dDownMenu.
$ddMenu . ' </select></p>
<div><noscript><pre><input name="submit" type="submit" value="Get Forecast" /></pre></noscript></div>
</form>
</td>
</tr>
';
}
// This is version 1.2 with Ken's modifications from Saratoga Weather
// http://saratoga-weather.org/
// You can now force the cache to update by adding ?force=1 to the end of the URL
if ( empty($_REQUEST['force']) )
$_REQUEST['force']="0";
$Force = $_REQUEST['force'];
$forceBackup = false;
if ($Force > 1) {$forceBackup = true; }
$cacheName = $cacheFileDir."forecast-".$NOAAZone."-$haveZone.txt";
// dont change the next line....
//$backupfileName = "http://forecast.weather.gov/MapClick.php?zoneid=$NOAAZone&TextType=2";
// new Zone URL with V3.10:
$backupfileName = "http://forecast.weather.gov/MapClick.php?zoneid=$NOAAZone&zflg=1";
// /MapClick.php?zoneid=CAZ513&zflg=1
if (isset($_REQUEST['sce']) && strtolower($_REQUEST['sce']) == 'view' ) {
//--self downloader --
$filenameReal = __FILE__;
$download_size = filesize($filenameReal);
header('Pragma: public');
header('Cache-Control: private');
header('Cache-Control: no-cache, must-revalidate');
header("Content-type: text/plain");
header("Accept-Ranges: bytes");
header("Content-Length: $download_size");
header('Connection: close');
readfile($filenameReal);
exit;
}
$fcstPeriods = array( // for filling in the '<period> Through <period>' zone forecasts.
'Monday','Monday Night',
'Tuesday','Tuesday Night',
'Wednesday','Wednesday Night',
'Thursday','Thursday Night',
'Friday','Friday Night',
'Saturday','Saturday Night',
'Sunday','Sunday Night',
'Monday','Monday Night',
'Tuesday','Tuesday Night',
'Wednesday','Wednesday Night',
'Thursday','Thursday Night',
'Friday','Friday Night',
'Saturday','Saturday Night',
'Sunday','Sunday Night'
);
$usingFile = "";
// autocorrect the point-forecast URL if need be
/* from: http://forecast.weather.gov/MapClick.php?CityName=Rathdrum&state=ID&site=MTR&textField1=47828&textField2=-116.842&e=0&TextType=2
// to:
http://forecast.weather.gov/MapClick.php?lat=47.82761&lon=-116.8703167338295&unit=0&lg=english&FcstType=text&TextType=2
*/
$Status = "<!-- $Version -->\n<!-- NWS URL: $fileName -->\n<!-- zone=$NOAAZone -->\n";
if(preg_match('|textField1=|i',$fileName)) {
$newlatlong = '';
preg_match('|textField1=([\d\.]+)|i',$fileName,$matches);
if(isset($matches[1])) {$newlatlong .= 'lat='.$matches[1];}
preg_match('|textField2=([-\d\.]+)|i',$fileName,$matches);
if(isset($matches[1])) {$newlatlong .= '&lon='.$matches[1];}
$newurl = 'http://forecast.weather.gov/MapClick.php?'.$newlatlong.'&unit=0&lg=english&FcstType=text&TextType=2';
$Status .= "<!-- corrected NWS URL='$newurl' -->\n";
$fileName = $newurl;
}
if ($Force==1) {
$html = fetchUrlWithoutHanging($fileName,$cacheName);
$fSize = strlen($html);
$Status .= "<!-- loading $fileName - $fSize bytes -->\n";
if (preg_match('/Temporary|Location:|defaulting to|window\.location\.href\=/Uis',$html)) {
print "<!-- redirect found in \n".htmlspecialchars($html)." -->\n";
$usingFile = "(Zone forecast)";
$html = fetchUrlWithoutHanging($backupfileName,$cacheName);
$fSize = strlen($html);
$Status .= "<!-- loading $backupfileName - $fSize bytes -->\n";
}
$fp = fopen($cacheName, "w");
if ($fp) {
$write = fputs($fp, $html);
fclose($fp);
} else {
$Status .= "<!-- unable to write cache file $cacheName -->\n";
}
}
if ($Force==2) {
$html = fetchUrlWithoutHanging($backupfileName,$cacheName);
$fSize = strlen($html);
$Status .= "<!-- loading $backupfileName - $fSize bytes -->\n";
$fp = fopen($cacheName, "w");
if ($fp) {
$write = fputs($fp, $html);
fclose($fp);
} else {
$Status .= "<!-- unable to write cache file $cacheName -->\n";
}
$usingFile = "(Zone forecast)";
}
// The number 1800 below is the number of seconds the cache will be used instead of pulling a new file
// 1800 = 60s x 30m so it retreives every 30 minutes.
if (file_exists($cacheName) and filemtime($cacheName) + 600 > time()) { // 1800
$html = implode('', file($cacheName));
$fSize = strlen($html);
$Status .= "<!-- loading $cacheName - $fSize bytes -->\n";
if (preg_match('/Temporary|Location:|defaulting to|window\.location\.href\=/Uis',$html)) {
$usingFile = "(Zone forecast)";
$html = fetchUrlWithoutHanging($backupfileName,$cacheName);
$fSize = strlen($html);
$Status .= "<!-- loading $backupfileName - $fSize bytes -->\n";
}
} else {
$html = fetchUrlWithoutHanging($fileName,$cacheName);
$fSize = strlen($html);
$Status .= "<!-- loading $fileName - $fSize bytes -->\n";
if (preg_match('/Temporary|Location:|defaulting to|window\.location\.href\=/Uis',$html)) {
$usingFile = "(Zone forecast)";
$html = fetchUrlWithoutHanging($backupfileName,$cacheName);
$fSize = strlen($html);
$Status .= "<!-- loading $backupfileName - $fSize bytes -->\n";
}
$fp = fopen($cacheName, "w");
if ($fp) {
$write = fputs($fp, $html);
fclose($fp);
} else {
$Status .= "<!-- unable to write cache file $cacheName -->\n";
}
}
if (isset($_REQUEST['test'])) {
$tfile = "./forecast-" . trim($_REQUEST['test']) . '.txt';
if(file_exists($tfile)) {
$Status .= "<!-- using $tfile for testing -->\n";
$html = implode('',file($tfile));
} else {
$Status .= "<!-- unable to locate $tfile for testing -->\n";
}
}
$isZone = preg_match('|Zone Area Forecast for|i',$html); // here with Zone forecast sans icons
if ($isZone) { // using the zone forecast
$usingFile = "(Zone forecast)";
$Conditions = array(); // prepare for parsing the icon based on the text forecast
load_cond_data(); // initialize the conditions to look for
$startgrab = strpos($html, 'point-forecast-7-day');
if ($startgrab === false) {$startgrab = strpos($html,'<td colspan="2" valign="top" align="left">'); }
$start = $startgrab;
$finish = strpos($html, '<div id="additional_forecasts">',$start);
if($finish == false) {$finish = strpos($html,"</ul>",$start); }
$length = $finish-$start;
$forecastop = substr($html, $start, $length);
// print "<!-- startgrab=$startgrab start=$start finish=$finish length=$length -->\n";
// print "<!-- \n".htmlspecialchars($forecastop)."\n-->\n";
//</h1><ul><li><a href="showsigwx.php?warnzone=KYZ086&warncounty=KYC121&firewxzone=KYZ086&local_place1=Bimble+KY&product1=Special+Weather+Statement">Special Weather Statement is in effect </a></li></ul>
preg_match_all('|<li><a href="([^"]+)">(.*)</a></li>|Uis',$html,$warns);
$Status .= "<!-- warns \n".print_r($warns,true)." -->\n";
// slice off the text forecast from the Zone forecast
preg_match_all('|<li class="row[^"]+"><span [^>]+>(.*)</span>(.*)</li>|Uis', $forecastop, $headers);
$forecaststuff = $headers[1];
$Status .= "<!-- text zone forecast \n" . print_r($headers,true) . "-->\n";
// Breakup multi-day forecasts if needed
$i = 0;
foreach ($headers[1] as $j => $period) {
if (preg_match('/^(.*) (Through|And) (.*)/i',$period,$mtemp)) { // got period1 thru period2
list($fcstLow,$fcstHigh) = explode("\t",split_fcst($headers[2][$j]));
$startPeriod = $mtemp[1];
$periodType = $mtemp[2];
$endPeriod = $mtemp[3];
$startIndex = 0;
$endIndex = 0;
$Status .= "<!-- splitting $periodType '$period'='" . $headers[2][$j] . "' -->\n";
for ($k=0;$k<count($fcstPeriods);$k++) { // find Starting and ending period indices
if(!$startIndex and $startPeriod == $fcstPeriods[$k] ) {
$startIndex = $k;
}
if($startIndex and !$endIndex and $endPeriod == $fcstPeriods[$k]) {
$endIndex= $k;
break;
}
}
for ($k=$startIndex;$k<=$endIndex;$k++) { // now generate the period names and appropriate fcst
if(preg_match('|night|i',$fcstPeriods[$k])) {
$forecasttext[$i] = $fcstLow;
} else {
$forecasttext[$i] = $fcstHigh;
}
$forecasttitles[$i] = $fcstPeriods[$k];
$Status .= "<!-- $periodType $j, $i, '" .
$forecasttitles[$i] . "'='" . $forecasttext[$i] . "' -->\n";
$i++;
}
continue;
}
$forecasttitles[$i] = $period;
$forecasttext[$i] = $headers[2][$j];
$Status .= "<!-- normal $j, $i, '" . $forecasttitles[$i] . "'='" . $forecasttext[$i] . "' -->\n";
$i++;
} // end of multi-day forecast split
for ($i=0;$i<=min(8,count($headers[1])-1);$i++) { // intrepet the text for icons, summary, temp, PoP
list($forecasticons[$i],$forecasttemp[$i],$forecastpop[$i]) =
explode("\t",make_icon($forecasttitles[$i],$forecasttext[$i]) );
$forecasticons[$i] = preg_replace('/&/','&',$forecasticons[$i]);
}
} else { // format is point printable forecast &TextType=2
// preg_match('|<table width="100%" border="0" align="center" cellpadding="0" cellspacing="0">(.+)</tr></table>"|is', $html, $betweenspan);
// $forecastop = $betweenspan[1];
// print "<!-- betweenspan 1 \n".print_r($betweenspan,true)." -->\n";
$startgrab = strpos($html, '<table width="100%"');
$start = strpos($html, '<tr valign ="top" align="center">',$startgrab);
$finish = strpos($html, '</tr></table>',$start);
$length = $finish-$start;
$forecastop = substr($html, $start, $length);
// Chop up each icon html and place in array
preg_match_all("|<td.*>(.*)</td>|Uis", $forecastop, $headers);
$forecasticons = $headers[1];
// print "<!-- forecasticons \n".print_r($forecasticons,true)." -->\n";
}
// saratoga-weather.org mod: fix up html for XHTML 1.0-Strict
// $Status .= "<!-- \n" . print_r($forecasticons,true) . "-->\n";
for ($i=0;$i<count($forecasticons);$i++) {
$forecasticons[$i] = preg_replace('|/images/wtf/small|Uis',
'/forecast/images',$forecasticons[$i]);
$forecasticons[$i] = preg_replace('|/images/wtf|Uis',
'/forecast/images',$forecasticons[$i]);
// $forecasticons[$i] = preg_replace('|"images/|Uis',
// '"/forecast/images/',$forecasticons[$i]);
$forecasticons[$i] = preg_replace('|/forecast/images/|Uis',
$iconDir,$forecasticons[$i]);
$forecasticons[$i] = preg_replace('|\.png|Uis',$iconType,$forecasticons[$i]); // support .gif icons
$forecasticons[$i] = preg_replace('|<br><br>\s+$|is',
"",$forecasticons[$i]);
// $forecasticons[$i] = preg_replace('|temperatures|is','temps',$forecasticons[$i]);
// $forecasticons[$i] = preg_replace('|Falling|is',' Falling',$forecasticons[$i]);
// $forecasticons[$i] = preg_replace('|\'|is','"',$forecasticons[$i]); // change all ' to "
$forecasticons[$i] = preg_replace('|" ><br>|is','" /><br />',$forecasticons[$i]);
$forecasticons[$i] = preg_replace('|<font color="(.*)\">(.*)</font>|Uis',
"<span style=\"color: $1;\">$2</span>",$forecasticons[$i]);
preg_match_all('|<br>([^<]+)(<span.*</span>.*)|is',$forecasticons[$i],$matches);
// $Status .= "<!-- matches\n ".print_r($matches,true). "-->\n";
if(isset($matches[2][0]) and preg_match('|<img .*>|i',$matches[2][0])) {
$t = $matches[2][0];
//<img src="/images/wtf/small/bkn.png" width="55" height="58" alt="Becoming Sunny" title="Becoming Sunny" >
$t = preg_replace('|<img src="([^"]+)".*alt="([^"]+)">|i',
"<img src=\"\\1\" style=\"border: none;\" alt=\"\\2\" title=\"\\2\" />",$t);
$matches[2][0] = $t;
}
if (! $isZone) {
$forecasttemp[$i] = $matches[1][0] . $matches[2][0]; // just the temp line
# mchallis added security feature
$forecasttemp[$i] = strip_tags($forecasttemp[$i], '<b><br><br/><img><span>');
}
// remove the temp from the forecasticons
if(isset($matches[0][0])) {
$forecasticons[$i] = preg_replace('|'.$matches[0][0].'|is','',$forecasticons[$i]);
}
// fix up the <br> to be <br /> for XHTML compatibility
$forecasticons[$i] = preg_replace('|<br>|Uis','<br />',$forecasticons[$i]);
# mchallis added security feature
$forecasticons[$i] = strip_tags($forecasticons[$i], '<b><br><br/><img><span>');
// $forecasttemp[$i] = preg_replace('|<br>|Uis','<br />',$forecasttemp[$i]);
// $forecasttemp[$i] = trim($forecasttemp[$i]);
$forecasticons[$i] = preg_replace('/&/','&',$forecasticons[$i]);
$forecasticons[$i] = preg_replace('|Thunderstorm|','T-Storm',$forecasticons[$i]);
$forecasticons[$i] = preg_replace('|height="[^"]+"|i',"height=\"$iconHeight\"",$forecasticons[$i]);
$forecasticons[$i] = preg_replace('|width="[^"]+"|i',"width=\"$iconWidth\"",$forecasticons[$i]);
}
// $Status .= "<!-- \n" . print_r($forecasticons,true) . "-->\n";
// end saratoga-weather.org XHTML 1.0-Strict mod
if ($isZone) { // special handling for ERH->CRH redirection
// Grab the Last Update date and time.
preg_match('|<b>Last Update:</b></a>(.*?)<br></td>|', $html, $betweenspan);
if(!isset($betweenspan[1])) {
// <b>Last Update: </b></a>150 AM PST FRI NOV 23 2012</td>
preg_match('|Last Update</a>:</span> (.*)</li>|', $html, $betweenspan);
}
$forecastupdated = $betweenspan[1];
# mchallis added security feature
$forecastupdated = strip_tags(trim($forecastupdated));
// saratoga-weather.org mod:
// Grab the NWS Forecast for (city name)
preg_match('|class="white1">\s*(.*)<a href|',$html,$betweenspan);
if(!isset($betweenspan[1])) {
preg_match('|<p class="myforecast-location"><a [^>]+>Zone Area Forecast for ([^<]+)</a></p>|',$html,$betweenspan);
}
$forecastcity = $betweenspan[1];
# mchallis added security feature
$forecastcity = strip_tags($forecastcity, '<b><br><img><span>');
// Grab the Issued by office
$Status .= "<!-- forecastcity = '$forecastcity' -->\n";
// preg_match('|<a href=http[^>]+>(.*)</a><br><b>Zone Forecast:|is',$html,$betweenspan);
// if(!isset($betweenspan[1])) {
// preg_match('|<br>Issued by: ([^<]+)<|is',$html,$betweenspan);
// }
preg_match('|<p class="sitename-name"><a [^>]+>([^>]+)</a></p>\s+<p class="sitename-class">([^>]+)</p>|is',$html,$betweenspan);
// print "<!-- forecastoffice \n".htmlspecialchars(print_r($betweenspan,true))."-->\n";
if(isset($betweenspan[2])) {
$forecastoffice = trim($betweenspan[2]).", ".trim($betweenspan[1]);
} else {
$forecastoffice = '';
}
$Status .= "<!-- forecastoffice='$forecastoffice' -->\n";
} else { // begin regular handling
// Now get just the bottom of the NWS page for editing
// preg_match('|<td colspan="2" valign="top" align="left">(.*)<hr><br>|Us', $html, $betweenspan);
// $forecast = $betweenspan[1];
$startgrab = strpos($html, '<td colspan="2" valign="top" align="left">');
$start = strpos($html, '<td colspan="2" valign="top" align="left">',$startgrab+1); // need second one
$finish = strpos($html, '<hr><br>',$start);
$length = $finish-$start;
$forecast = substr($html, $start, $length);
// print "<!-- forecast start=$start finish=$finish length=$length '\n".$forecast."\n' -->\n";
# mchallis added security feature
preg_match_all('|<a href="(.*)"><span class="[^"]+">(.*)</span></a>|Uis',$forecast,$warns);
if(strpos($forecast,'<ul class="point-forecast-7-day">') !==false) { // using new style point page
$Status .= "<!-- new ul/li forecast detected -->\n";
// Chop up each title text and place in array
preg_match_all('|<li class="row[^"]+"><span class="label">(.*)</span>|Ui', $forecast, $headers);
$forecasttitles = $headers[1];
// Chop up each forecast text and place in array
preg_match_all('|<li class="row.*</span>(.*)</li>|Ui', $forecast, $headers);
$forecasttext = $headers[1];
} else { // old style
// print "<!-- forecastwarnings \n".print_r($warns,true)." -->\n";
$forecast = strip_tags($forecast, '<b><br><img><span>');
// Chop up each title text and place in array
preg_match_all('|<b>(.*): </b>|Ui', $forecast, $headers);
$forecasttitles = $headers[1];
// Chop up each forecast text and place in array
preg_match_all('|</b>(.*)<br>|Ui', $forecast, $headers);
$forecasttext = $headers[1];
}
# BOF mchallis added security feature
for ($i=0;$i<count($forecasttitles);$i++) {
$forecasttitles[$i] = strip_tags($forecasttitles[$i], '<b><br><img><span>');
$forecasttext[$i] = strip_tags($forecasttext[$i], '<b><br><img><span>');
}
# EOF mchallis added security feature
// Grab the Last Update date and time.
preg_match('|<b>Last Update: </b></a>(.*?)</td>|', $html, $betweenspan);
$forecastupdated = $betweenspan[1];
// $forecastupdated = preg_replace('|<[^>]+>|Uis','',$forecastupdated); // remove html markup
// saratoga-weather.org mod:
// Grab the NWS Forecast for (city name)
preg_match('|<b>NWS Forecast for: (.*?)</b>|is',$html,$betweenspan);
$forecastcity = $betweenspan[1];
# mchallis added security feature
$forecastcity = strip_tags($forecastcity, '<b><br><img><span>');
// Grab the Issued by office
preg_match('|Issued by: (.*?)<br>|',$html,$betweenspan);
$forecastoffice = $betweenspan[1];
# mchallis added security feature
$forecastoffice = strip_tags($forecastoffice, '<b><br><img><span>');
} // end regular handling
// format warnings if found
$forecastwarnings = '';
// print "<!-- warns \n".print_r($warns,true)." -->\n";
if(count($warns[1])>0) {
$Status .= "<!-- preparing warning links -->\n";
for ($i=0;$i<count($warns[1]);$i++) {
$warns[1][$i] = htmlentities($warns[1][$i]); // make links XHTML 1.0-Strict
$forecastwarnings .= '<a href="http://forecast.weather.gov/' . $warns[1][$i] . '" target="_blank">' .
'<strong><span style="color: red">'. $warns[2][$i] . "</span></strong></a><br/>\n";
}
}
$IncludeMode = false;
$PrintMode = true;
if (isset($doPrintNWS) && ! $doPrintNWS ) {
return;
}
if (isset($_REQUEST['inc']) &&
strtolower($_REQUEST['inc']) == 'noprint' ) {
return;
}
if (isset($_REQUEST['inc']) && strtolower($_REQUEST['inc']) == 'y') {
$IncludeMode = true;
}
if (isset($doIncludeNWS)) {
$IncludeMode = $doIncludeNWS;
}
// end saratoga-weather.org mod
//------------------------------------------------------------------------------------------
function fetchUrlWithoutHanging($url,$cacheurl)
{
global $Status;
// Set maximum number of seconds (can have floating-point) to wait for feed before displaying page without feed
$numberOfSeconds=4;
// Suppress error reporting so Web site visitors are unaware if the feed fails
error_reporting(0);
// Extract resource path and domain from URL ready for fsockopen
$url = str_replace("http://","",$url);
$urlComponents = explode("/",$url);
$domain = $urlComponents[0];
$resourcePath = str_replace($domain,"",$url);
// Establish a connection
$socketConnection = fsockopen($domain, 80, $errno, $errstr, $numberOfSeconds);
if (!$socketConnection)
{
$Status .= "<!-- Network error: $errstr ($errno) -->";
$html = implode('', file($cacheurl));
return($html);
// You may wish to remove the following debugging line on a live Web site
} // end if
else {
$xml = '';
fputs($socketConnection, "GET $resourcePath HTTP/1.0\r\nHost: $domain\r\nCache-Control: no-cache, must-revalidate\r\nCache-control: max-age=0\r\n\r\n");
// Loop until end of file
while (!feof($socketConnection))
{
$xml .= fgets($socketConnection, 8192);
} // end while
fclose ($socketConnection);
} // end else
return($xml);
} // end fetchUrlWithoutHanging function
//------------------------------------------------------------------------------------------
// split off Low and High from multiday forecast
function split_fcst($fcst) {
global $Status;
$f = explode(". ",$fcst . ' ');
$lowpart = 0;
$highpart = 0;
foreach ($f as $n => $part) { // find the Low and High sentences
if(preg_match('/Low/i',$part)) { $lowpart = $n; }
if(preg_match('/High/i',$part)) { $highpart = $n; }
}
$f[$lowpart] = preg_replace('|(\d+) below|s',"-$1",$f[$lowpart]);
$f[$lowpart] = preg_replace('/( above| below| zero)/s','',$f[$lowpart]);
$f[$lowpart] .= '.';
$f[$highpart] = preg_replace('|(\d+) below|s',"-$1",$f[$highpart]);
$f[$highpart] = preg_replace('/( above| below| zero)/s','',$f[$highpart]);
$f[$highpart] .= '.';
$replpart = min($lowpart,$highpart)-1;
$fcststr = '';
for ($i=0;$i<=$replpart;$i++) {$fcststr .= $f[$i] . '. '; } // generate static fcst text
$fcstLow = $fcststr . ' ' . $f[$lowpart];
$fcstHigh = $fcststr . ' ' . $f[$highpart];
return("$fcstLow\t$fcstHigh");
}
//------------------------------------------------------------------------------------------
// function make_icon: parse text and find suitable icon from zone forecast text for period
function make_icon($day,$textforecast) {
global $Conditions,$Status,$iconType,$doDebug,$iconHeight,$iconWidth;
$iconDir = '/forecast/images/'; // will be substituted correctly by main script
if (preg_match('| |i',$day) ) {
$icon = "<strong>" . preg_replace('| |','<br/>',$day,1) . '</strong><br/>';
} else {
$icon = "<strong>" . $day . '</strong><br/><br/>';
}
$temperature = 'n/a';
$pop = '';
$iconimage = 'na.jpg';
$condition = 'N/A';
if (preg_match('|(\S+) (\d+) percent|',$textforecast,$mtemp)) { // found a PoP
// $Status .= "<!-- chance of '" . $mtemp[1] . "'='" . $mtemp[2] . "' -->\n";
$pop = $mtemp[2];
}
if(preg_match('|Chance of precipitation is (\d+)\s*%|',$textforecast,$mtemp)) { // found a zone pop
$pop = $mtemp[1];
if($doDebug) {$Status .= "<!-- pop='$pop' found -->\n";}
}
// handle negative temperatures in zone forecast
$textforecast = preg_replace('/([\d|-]+) below/i',"-$1",$textforecast);
$textforecast = preg_replace('/zero/','0',$textforecast);
if (preg_match('/(Highs|Lows|Temperatures nearly steady|Temperatures falling to|Temperatures rising to|Near steady temperature|with a high|with a low) (in the upper|in the lower|in the mid|in the low to mid|in the lower to mid|in the mid to upper|in the|around|near|nearly|above|below|from) ([\d|-]+)/i',$textforecast,$mtemp)) { // found temp
if($doDebug) {$Status .= "<!-- mtemp " . print_r($mtemp,true) . " -->\n";}
if (isset($mtemp[1]) and preg_match('|with a |',$mtemp[1])) {
$mtemp[1] = ucfirst(preg_replace('|with a |','',$mtemp[1]));
if($doDebug) {$Status .= "<!-- mtemp modded to " . print_r($mtemp,true) . " -->\n";}
}
if (substr($mtemp[1],0,1) == 'T' or substr($mtemp[1],0,1) == 'N') { // use day for highs/night for lows if 'Temperatures nearly steady'
$mtemp[1] = 'Highs';
if (preg_match('|night|i',$day)) {
$mtemp[1] = 'Lows';
}
}
$tcolor = '#FF0000';
if (strtoupper(substr($mtemp[1],0,1)) == 'L') {
$tcolor = '#0000FF';
}
$temperature = ucfirst(substr($mtemp[1],0,2) . ' <span style="color: ' . $tcolor . '">');
$t = $mtemp[3]; // the raw temp
if (preg_match('/(low to mid|lower to mid|mid to upper|upper|lower|mid|in the)/',$mtemp[2],$ttemp) ) {
if($doDebug) {$Status .= "<!-- ttemp " . print_r($ttemp,true) . " -->\n";}
$t = $t + 5;
if ($ttemp[1] == 'upper') {
$temperature .= '>' . $t;
}
if ($ttemp[1] == 'lower') {
$temperature .= '<' . $t ;
}
if ($ttemp[1] == 'mid') {
$temperature .= '≈' . $t;
}
if ($ttemp[1] == 'in the') {
$temperature .= '≈' . $t;
}
if ($ttemp[1] == 'low to mid' or $ttemp[1] == 'lower to mid') {
$t = $t -2;
$temperature .= '≈' . $t;
}
if ($ttemp[1] == 'mid to upper') {
$t = $t + 2;
$temperature .= '≈' . $t;
}
}
if (preg_match('/(near|around)/',$mtemp[2],$ttemp) ) {
$temperature .= '≈' . $mtemp[3];
}
$temperature .= '°F</span>';
}
if (preg_match('/(Highs|Lows) ([\d|-]+) to ([\d|-]+)/i',$textforecast,$mtemp) ) { // temp range forecast
$tcolor = '#FF0000';
if (strtoupper(substr($mtemp[1],0,1)) == 'L') {
$tcolor = '#0000FF';
}
$temperature = ucfirst(substr($mtemp[1],0,2) . ' <span style="color: ' . $tcolor . '">');
$tavg = sprintf("%0d",round(($mtemp[3] + $mtemp[2]) / 2,0));
$temperature .= '≈' . $tavg . '°F</span>';
}
// $Status .= "<!-- '$day'='$textforecast' -->\n";
// now look for harshest conditions first.. (in order in -data file
reset($Conditions); // Do search in load order
foreach ($Conditions as $cond => $condrec) { // look for matching condition
if(preg_match("!$cond!i",$textforecast,$mtemp)) {
list($dayicon,$nighticon,$condition) = explode("\t",$condrec);
if (preg_match('|night|i',$day)) {
$iconimage = $nighticon . $pop . $iconType;
} else {
$iconimage = $dayicon . $pop . $iconType;
}
break;
}
} // end of conditions search
$iconimage = preg_replace('|skc\d+|','skc',$iconimage); // handle funky SKC+a POP in forecast.
$icon .= '<img src="' . $iconDir . $iconimage . '" height="'.$iconHeight.'" width="'.$iconWidth.'" ' .
'alt="' . $condition . '" title="' . $condition . '" /><br/>' . $condition;
return("$icon\t$temperature\t$pop");
} // end make_icons function
//------------------------------------------------------------------------------------------
// load the $Conditions array for icon selection based on key phrases
function load_cond_data () {
global $Conditions, $Status;
$Condstring = '
#
cond|tornado|nsvrtsra|nsvrtsra|Severe storm|
cond|showery or intermittent. Some thunder|scttsra|nscttsra|Showers storms|
cond|thunder possible|scttsra|nscttsra|Showers storms|
cond|thunder|tsra|ntsra|Thunder storm|
cond|rain and sleet|raip|nraip|Rain Sleet|
cond|freezing rain and snow|raip|nraip|FrzgRn Snow|
cond|rain and snow|rasn|nrasn|Rain and Snow|
cond|rain or snow|rasn|nrasn|Rain or Snow|
cond|freezing rain|fzra|fzra|Freezing Rain|
cond|rain likely|ra|nra|Rain likely|
cond|showers likely|shra|nshra|Showers likely|
cond|chance showers|shra|nshra|Chance showers|
cond|isolated showers|shra|nshra|Isolated showers|
cond|scattered showers|shra|nshra|Scattered showers|
cond|chance of rain|ra|nra|Chance rain|
cond|rain|ra|nra|Rain|
cond|mix|rasn|rasn|Mix|
cond|sleet|ip|ip|Sleet|
cond|snow|sn|nsn|Snow
cond|fog in the morning|sctfg|nbknfg|Fog a.m.|
cond|fog after midnight|sctfg|nbknfg|Fog late|
cond|fog|fg|nfg|Fog|
cond|wind chill down to -|cold|cold|Very Cold|
cond|heat index up to 1|hot|hot|Very Hot|
cond|hot|hot|hot|Hot|
cond|overcast|ovc|novc|Overcast|
cond|mostly cloudy|bkn|nbkn|Mostly Cloudy|
cond|partly cloudy|sct|nsct|Partly Cloudy|
cond|cloudy|cloudy|ncloudy|Cloudy|
cond|partly sunny|sct|nsct|Partly Sunny|
cond|mostly sunny|few|nfew|Mostly Sunny|
cond|mostly clear|few|nfew|Mostly Clear|
cond|sunny|skc|nskc|Sunny|
cond|clear|skc|nskc|Clear|
cond|fair|few|nfew|Fair|
cond|cloud|bkn|nbkn|Variable Clouds|
#
';
$config = explode("\n",$Condstring);
foreach ($config as $key => $rec) { // load the parser condition strings
$recin = trim($rec);
if ($recin and substr($recin,0,1) <> '#') { // got a non comment record
list($type,$keyword,$dayicon,$nighticon,$condition) = explode('|',$recin . '|||||');
if (isset($type) and strtolower($type) == 'cond' and isset($condition)) {
$Conditions["$keyword"] = "$dayicon\t$nighticon\t$condition";
// $Status .= "<!-- '$keyword'='$dayicon','$nighticon' '$condition' -->\n";
}
} // end if not comment or blank
} // end loading of loop over config recs
} // end of load_cond_data function
//------------------------------------------------------------------------------------------
if (! $IncludeMode and $PrintMode) { ?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>NWS Forecast for <?php echo $forecastcity; ?></title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
</head>
<body style="font-family:Verdana, Arial, Helvetica, sans-serif; font-size:12px; background-color:#FFFFFF">
<?php
}
print $Status;
// if the forecast text is blank, prompt the visitor to force an update
if (strlen($forecasttext[0])<2 and $PrintMode ) {
if(!isset($PHP_SELF)) { $PHP_SELF = $_SERVER['PHP_SELF']; }
echo '<br/><br/>Forecast blank? <a href="' . $PHP_SELF . '?force=1">Force Update</a><br/><br/>';
}
if ($PrintMode) {?>
<table width="640" style="border: none;">
<tr align="center">
<td><b>National Weather Service Forecast for: </b><span style="color: green;">
<?php echo $forecastcity; ?></span><br />
Issued by: <?php echo $forecastoffice; ?>
</td>
</tr>
<tr>
<td align="center">Updated: <?php echo $forecastupdated; ?>
</td><!--end forecastupdated-->
</tr>
<?php echo $ddMenu ?>
<tr>
<td align="center" style="font-size: 18px; margin: 0px auto;"><b><?php echo $NOAAlocation; ?></b></td>
</tr>
<tr>
<td align="center">
<table width="100%" border="0" cellpadding="0" cellspacing="0">
<tr valign ="top" align="center">
<?php
for ($i=0;$i<count($forecasticons);$i++) {
print "<td style=\"width: 11%;\"><span style=\"font-size: 8pt;\">$forecasticons[$i]</span></td>\n";
}
?>
</tr>
<tr valign ="top" align="center">
<?php
for ($i=0;$i<count($forecasticons);$i++) {
print "<td style=\"width: 11%;\">$forecasttemp[$i]</td>\n";
}
?>
</tr>
</table>
</td>
</tr>
</table>
<p><?php
if($forecastwarnings <> '') {
print $forecastwarnings;
}
?> </p>
<table style="border: 0" width="640">
<?php
for ($i=0;$i<count($forecasttitles);$i++) {
print "<tr valign =\"top\" align=\"left\">\n";
print "<td style=\"width: 20%;\"><b>$forecasttitles[$i]</b><br /> <br /></td>\n";
print "<td style=\"width: 80%;\">$forecasttext[$i]</td>\n";
print "</tr>\n";
}
?>
</table>
<p> </p>
<p>Forecast from <a href="<?php if($usingFile) {
echo htmlspecialchars($backupfileName);
} else {
echo htmlspecialchars($fileName);
} ?>">NOAA-NWS</a>
for <?php echo $forecastcity; ?>. <?php echo $usingFile; ?>
<?php if($iconType <> '.jpg') {
print "<br/>Animated forecast icons courtesy of <a href=\"http://www.meteotreviglio.com/\">www.meteotreviglio.com</a>.";
}
?>
</p>
<?php
} // end printmode
if (! $IncludeMode and $PrintMode ) { ?>
</body>
</html>
<?php } ?>