[pmapper-users] identify on wms layers

[Sandro Ferrara tiscali]

Hi to all,
i've a problem with the "identify" on a wms layers.

When i try to use Identify on WMS layers i have this error log in 
pm_debug.log:

[01-Feb-2011 16:40:10] P.MAPPER debug info
  Validation of search.xml file succeeded
[01-Feb-2011 16:40:25] P.MAPPER debug info
  Validation of search.xml file succeeded
[01-Feb-2011 16:40:35] P.MAPPER debug info
dumpWMSQueryResults() - FeatureInfoURL:
  
http://88.53.214.52/sitr/services/WGS84_F33/PAI_f33/MapServer/WMSServer?QUERY_LAYERS=&LAYERS=0&REQUEST=GetFeatureInfo&SERVICE=WMS&FORMAT=image/png&STYLES=default&HEIGHT=434&QUERY_LAYERS=0&VERSION=1.1.1&SRS=EPSG:32633&WIDTH=912&BBOX=295293.620092379,4181873.2852194,384149.379907621,4224157.7147806&TRANSPARENT=TRUE&FEATURE_COUNT=10&INFO_FORMAT=MIME&X=390&EXCEPTIONS=application/vnd.ogc.se_xml&Y=132
[01-Feb-2011 16:40:36] P.MAPPER debug info
dumpWMSQueryResults() - Query Result:
  Array
(
     [0] => <?xml version="1.0" encoding="UTF-8" standalone="yes" ?>

     [1] => <!DOCTYPE ServiceExceptionReport SYSTEM 
"http://schemas.opengis.net/wms/1.1.1/exception_1_1_1.dtd";>

     [2] => <ServiceExceptionReport version="1.1.1">

     [3] => <ServiceException code="InvalidFormat">

     [4] => Can't parse XML request.

     [5] => </ServiceException>

     [6] => </ServiceExceptionReport>

)


my squery.php is:

/**********************************************
  *  QUERY RESULTS FOR WMS LAYER
  **********************************************/
class WMSQuery extends Query
{
     public function __construct($grp, $qLayer, $x_pix, $y_pix )
     {
         //$this->QUERY($qLayer);
         $this->grp = $grp;
         $this->qLayer = $qLayer;
         $this->x_pix = $x_pix;
         $this->y_pix = $y_pix;

         // dump results to resultString
         $this->dumpWMSQueryResults();
     }


function dumpWMSQueryResults()
     {
         // add QUERY_LAYER key to connection string as workaround for 
bug in MapScript
         $query_layers = $this->qLayer->getMetadata("wms_name");
         $this->qLayer->set("connection", $this->qLayer->connection . 
"QUERY_LAYERS=" . $query_layers);

         $wmsResultURL = 
$this->qLayer->getWMSFeatureInfoURL($this->x_pix, $this->y_pix, 10, "MIME");
         pm_logDebug(3, $wmsResultURL, "dumpWMSQueryResults() - 
FeatureInfoURL:");
     if ($wmsResultURL == "") return;


         // Check for availability of 'allow_url_fopen'
         if (ini_get("allow_url_fopen")) {
             $wmsResult = file($wmsResultURL);
         // if no 'allow_url_fopen', use CURL functions to get Info URL 
content
         } else {
             if (!extension_loaded('curl')) {
                 dl("php_curl." . PHP_SHLIB_SUFFIX);
             }
             ob_start();
             $ch = curl_init($wmsResultURL);
             curl_setopt($ch, CURLOPT_HEADER, 0);
             curl_exec($ch);
             curl_close($ch);
             $wmsResult = preg_split("/\n/", ob_get_contents());
             ob_end_clean();
         }
         pm_logDebug(3, $wmsResult, "dumpWMSQueryResults() - Query 
Result:");

         $wmsNumRes = count($wmsResult);
         if ($wmsNumRes > 5) {
             $firstRun = 1;
             $featureCount = 0;
             $fldHeaderStr = "[\"#\",";
             $resRowStr = "\"values\": [ [";
             foreach ($wmsResult as $row) {
                 if (preg_match ("/ServiceException/i", $row)) {
                     return false;
                 }
                 if (preg_match ("/\sFeature\s/i", $row)) {
                     $featureCount++;
                     if (!$firstRun) {
                         $resRowStr = substr($resRowStr, 0, -1);
                         $resRowStr .= "],[";
                     }
                     $firstRun = 0;
                     $resRowStr .= "\"w\",";
                 } elseif (preg_match ("/\=/", $row)) {
                     $resRowStr .= "";
                     $resFld = preg_split ("/\=/", $row);
                     if ($featureCount < 2) {
                         $fldHeaderStr .= "\"" . trim($resFld[0]) . "\",";
                     }
                     $resRowStr .= "\"" . 
utf8_encode(trim(str_replace("'","",$resFld[1]))) . "\",";
                 }
             }

             $fldHeaderStr = "\"header\": " . substr($fldHeaderStr, 0, 
-1) . "], \"stdheader\": " . substr($fldHeaderStr, 0, -1) . "], ";
             $resRowStr = substr($resRowStr, 0, -1) . "]";

             $this->numResults = $wmsNumRes - 4;
             $this->colspan = $colspan;
             $this->fieldHeaderStr = $fldHeaderStr;
             $this->qStr = "$fldHeaderStr $resRowStr";
         }
     }



} // end CLASS WMSQUERY

and my map file is:

LAYER
         NAME "Bacini_Idrografici"
         TYPE RASTER
         STATUS DEFAULT
         TEMPLATE void
         CONNECTIONTYPE WMS
         CONNECTION 
"http://88.53.214.52/sitr/services/WGS84_F33/PAI_f33/MapServer/WMSServer?";
         METADATA
             "DESCRIPTION" "PAI Bacini idrografici"
             "ows_name" "0"
             "wms_server_version" "1.1.1"
             "ows_srs" "EPSG:32633"
             "wms_format" "image/png"
             "wms_style" "default"
         END
         METADATA
             "ows_title" "Bacini Idrografici"
         END
         TRANSPARENCY 100
         PROJECTION
             "init=epsg:32633"
         END
END


the environment, in which it occurs, is Ubuntu 9.10 + Pmapper-4.0 
4.0.0.0 - BUILD 2009-12-19

any solution?

Thanks in advance,
Sandro.

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