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<P><FONT SIZE=2>Classification: <U><B> UNCLASSIFIED</B></U><B></B> </FONT></P>
<P><FONT SIZE=2>Caveats: NONE</FONT></P>
<P><FONT SIZE=2> </FONT></P>
<div class=Section1>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Problem Solved…<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>It seems that the layer in the mapfile
should be of the same ‘connectiontype’ as the layer trying to be
overlay’ed. In the mapfile the data statement pointed to a
shapefile. By removing the ‘data’ statement in the mapfile
and adding ‘connectiontype postgis’, it seems to have fixed the
problem.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>--Donald<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<div>
<p class=MsoPlainText style='margin:0in;margin-bottom:.0001pt'><font size=2
color=navy face=Arial><span style='font-size:10.0pt;font-family:Arial;
color:navy'>Donald Z Cowart<o:p></o:p></span></font></p>
<p class=MsoPlainText style='margin:0in;margin-bottom:.0001pt'><font size=2
color=navy face=Arial><span style='font-size:10.0pt;font-family:Arial;
color:navy'>SAJ GIS Web Architect<o:p></o:p></span></font></p>
<p class=MsoPlainText style='margin:0in;margin-bottom:.0001pt'><font size=2
color=navy face=Arial><span style='font-size:10.0pt;font-family:Arial;
color:navy'>904-232-1215<o:p></o:p></span></font></p>
<p class=MsoPlainText style='margin:0in;margin-bottom:.0001pt'><font size=2
color=navy face=Arial><span style='font-size:10.0pt;font-family:Arial;
color:navy'>Donald.z.cowart@saj02.usace.army.mil</span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'><o:p></o:p></span></font></p>
</div>
<div>
<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>
<hr size=2 width="100%" align=center tabindex=-1>
</span></font></div>
<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
cartoweb-users-bounces@lists.maptools.org
[mailto:cartoweb-users-bounces@lists.maptools.org] <b><span style='font-weight:
bold'>On Behalf Of </span></b>Cowart, Donald Z SAJ Contractor<br>
<b><span style='font-weight:bold'>Sent:</span></b> Friday, November 17, 2006
3:14 PM<br>
<b><span style='font-weight:bold'>To:</span></b>
cartoweb-users@lists.maptools.org<br>
<b><span style='font-weight:bold'>Subject:</span></b> [Cartoweb-users] Error
when using mapOverlay plugin. (UNCLASSIFIED)</span></font><o:p></o:p></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p><font size=2 face="Times New Roman"><span style='font-size:10.0pt'>Classification:
<b><u><span style='font-weight:bold'>UNCLASSIFIED</span></u></b> </span></font><o:p></o:p></p>
<p><font size=2 face="Times New Roman"><span style='font-size:10.0pt'>Caveats:
NONE</span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Hello All,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I am trying to use the mapOverlay plugin to draw data from a
SQL query onto a layer.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>From my ServerMyplugin.php:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>public function handlePreDrawing($request) {<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>
$layer = new LayerOverlay();<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>
$layer->name = "block_groups_pl";<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>
$layer->connectiontype = "postgis";<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>
$layer->connection = "user=USER password=PASSWORD dbname=DBNAME
host=HOSTNAME port=5432";<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>
$layer->classitem = "hpdif_class";<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>
$layer->data = "shape from ( SELECT mb.shape as shape, mb.roco as
roco_id……<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>
$mapOverlay =$this->serverContext->getPluginManager()->mapOverlay;<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>
$mapOverlay->updateMap($layer);<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>The SQL query works if defined in a map file, but I am
trying to set several parts of it as user defined variables. I edited the
connection statement for public dissemination.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>However the error message I get is:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>class: SoapFaultWrapper<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>message: Mapserver error: Error in msDrawMap():
Failed to draw layer named 'block_groups_pl'.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Error in msSHPOpenFile():
(/var/www/geoblaze/cartoweb3/projects/c111_sc2/server_conf/c111_sc2/shape from
( SELECT mb.shape as shape, mb.roco as roco_id,…..<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>This does work if I replace the SQL query with the path to a
shape file. Is there something else I need to do to get this to
work? According to the documentation it should function as presented.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Thank you,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>--Donald<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoPlainText style='margin:0in;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>Donald Z Cowart<o:p></o:p></span></font></p>
<p class=MsoPlainText style='margin:0in;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>SAJ GIS Web
Architect<o:p></o:p></span></font></p>
<p class=MsoPlainText style='margin:0in;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>904-232-1215<o:p></o:p></span></font></p>
<p class=MsoPlainText style='margin:0in;margin-bottom:.0001pt'><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>Donald.z.cowart@saj02.usace.army.mil<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p><font size=2 face="Times New Roman"><span style='font-size:10.0pt'>Classification:
<b><u><span style='font-weight:bold'>UNCLASSIFIED</span></u></b></span></font> <o:p></o:p></p>
<p><font size=2 face="Times New Roman"><span style='font-size:10.0pt'>Caveats:
NONE</span></font><o:p></o:p></p>
</div>
<P><FONT SIZE=2> </FONT></P>
<P><FONT SIZE=2>Classification: </FONT><U></U><U><B> <FONT SIZE=2>UNCLASSIFIED</FONT></B></U><B></B> </P>
<P><FONT SIZE=2>Caveats: NONE</FONT></P>
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