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<p class="MsoNormal">Hi,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">I have a layer group, let’s say ”group_1”, where all the sub-layers are queryable. The group layer is also effectively queryable and GetFeatureInfo works if I use &QUERY_LAYERS=group_1. The problem is that the group
layer is not announced announced as queryable in the GetCapabilities<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><Layer><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><Name> group_1</Name><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><Title> group_1</Title><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">…<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> <Layer queryable="1" opaque="0" cascaded="0"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> <Name> sub_layer</Name><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> ….<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I would like to see it as:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><Layer queryable="1"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><Name> group_1</Name><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><Title> group_1</Title><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">….<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> <Layer queryable="1" opaque="0" cascaded="0"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> <Name> sub_layer</Name><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> ….<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Without queryable attribute I can’t make GetFeatureInfo to work when I am cascading it with Geoserver. By reading the WMS 1.1.1 standard I feel that GeoServer is behaving as it is supposed to work: if the layer is not
announced to be queryable then it is not queryable. I can’t find any mention in the WMS standard that a group layer should behave in a different way than the normal layers.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">7.1.4.6 Layer Attributes<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">A <Layer> may have zero or more of the following XML attributes: queryable, cascaded,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">opaque, noSubsets, fixedWidth, fixedHeight. All of these attributes are optional and<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">default to 0<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">7.1.4.6.1 Queryable layers<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">A Layer is said to be "queryable" if the server supports the GetFeatureInfo operation on<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">that Layer. A server may support GetFeatureInfo on some of its layers but not on all. A<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">server shall issue a Service Exception (code="LayerNotQueryable") if GetFeatureInfo is<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">requested on a Layer that is not queryable.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Is there any way to add the queryable=”1” attribute to a layer group?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">-Jukka Rahkonen-<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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