[mapguide-users] MG 2.0 RC4 selection ALMOST working

Thu Feb 21 19:43:29 EST 2008

ahhh ajax. the secret deadly ninja of web apps.

On Thu, Feb 21, 2008 at 7:34 PM, Paul Spencer <pagameba at gmail.com> wrote:

> The exception is corrupting the json formatted response so when
> Query.php returns there is a (likely suppressed) javascript error that
> prevents Fusion from processing the selection and hence other widgets
> from responding to it to load the selection.
>
> Mike, we should be able to reproduce this with some of Jason's data.
>
> Cheers
>
> Paul
>
> On 21-Feb-08, at 3:14 PM, Jonathan Manafi wrote:
>
> > This is the response from a query:
> >
> > Object not foundERROR: The specified object was not found.
> > The specified object was not found.
> > Exception occurred in method GetItem at line 117 in file d:
> > \buildforgeprojects\mapguide_open_source_v2
> > .0\build_22.4\mgdev\common\foundation\Data/NamedCollection.cpp
> > - GetItem line 117 file d:\buildforgeprojects
> > \mapguide_open_source_v2.0\build_22.4\mgdev\common\foundation
> > \Data/NamedCollection.cpp
> > general exceptiongeneral exception{"hasSelection":true,"extents":
> > {"minx":-1841749.109647,"miny":10697190
> > .314625,"maxx":-1611134.1984211,"maxy":10745845.651758},"layers":
> > ["obstructions","platforms","wellbores"
> > ,"pipelines","blocks"],"obstructions":{"featureCount":1},"platforms":
> > {"featureCount":3},"wellbores":
> > {"featureCount":15},"pipelines":{"featureCount":6},"blocks":
> > {"featureCount":4}}
> >
> >
> > Mike Adair wrote:
> >> What response are you getting from Query.php for your maps?
> >>
> >> Mike
> >>
> >> Jonathan Manafi wrote:
> >>> We realized about the Selection widgets, and we went ahead and
> >>> included those in the ApplicationDefinition.xml files that we
> >>> used. We also noted that the selection does indeed work with the
> >>> Sheboygan maps, and as soon as you select parcels, the map
> >>> refreshes to indicate your selection, as well as the SelectionInfo
> >>> widget shows your selected objects. However, we used the included
> >>> Aqua ApplicationDefinition.xml template and only changed
> >>> the .MapDefinition files to reflect our maps instead of Sheboygan
> >>> and added our custom scripts/urls as widgets to test, and we are
> >>> having the selection issues. I even removed everything external to
> >>> the initial Aqua template except for one of our maps to load, and
> >>> the same thing occurs.
> >>>
> >>> Also of note:
> >>> I used the FireBug extension to see the GET and POST commands, and
> >>> when running the Sheboygan sample, the selection command issues a
> >>> POST of .../fusion/MapGuide/php/Query.php followed by POST .../
> >>> fusion/MapGuide/php/Selection.php, whereas our maps only issue
> >>> POST of .../fusion/MapGuide/php/Query.php.  I don't know if that
> >>> has anything to do with the SelectionInfo showing selected objects
> >>> for Sheboygan and not for us, or if all of these issues are just
> >>> interrelated.
> >>>
> >>> Jonathan
> >>>
> >>> Mike Adair wrote:
> >>>> Note that if you are testing with the fusion/samples/mapguide/
> >>>> standard example, the SelectionPanel and SelectionInfo widgets
> >>>> aren't enabled in the ApplicationDefinition.xml file as shipped.
> >>>> You have to uncomment those widgets in the file.  We should
> >>>> probably change that so those widgets are included by default.
> >>>> In RC4 with the Sheboygan map, the selection should be appearing
> >>>> highlighted as soon as it is selected.
> >>>>
> >>>> Mike
> >>>>
> >>>>
> >>>>
> >>>> Jason Birch wrote:
> >>>>> Oh, looking at your contribution to that thread, it looks like
> >>>>> that problem is Fusion-specific, which is different than ary's
> >>>>> problem (which is PostGIS-specific).
> >>>>> I'm seeing this Fusion selection problem myself on Windows2k3,
> >>>>> IIS installation.
> >>>>> Jason
> >>>>>
> >>>>> ________________________________
> >>>>>
> >>>>> From: mapguide-users-bounces at lists.osgeo.org on behalf of Jason
> >>>>> Birch
> >>>>> Sent: Thu 2008-02-21 8:32 AM
> >>>>> To: MapGuide Users Mail List
> >>>>> Subject: RE: [mapguide-users] MG 2.0 RC4 selection ALMOST working
> >>>>>
> >>>>>
> >>>>> Is that just for PostGIS, or is it happening for other feature
> >>>>> providers too?
> >>>>> Currently Tom has moved that RC4 be tagged as release, so if
> >>>>> this is something that is not specific to the PostGIS provider
> >>>>> and it is critical, you should make sure to create a ticket in
> >>>>> Trac with enough information (data, MGP package, operating
> >>>>> system, web server, which viewer you're using) to replicate the
> >>>>> problem.
> >>>>> If it is PostGIS-specific, then it likely won't be fixed in
> >>>>> MapGuide.  Bruno Scott is doing a bunch of work on the PostGIS
> >>>>> provider currently, so hopfully it will be fixed through his
> >>>>> efforts.
> >>>>> Jason
> >>>>>
> >>>>> ________________________________
> >>>>>
> >>>>> From: J Manafi
> >>>>> Subject: [mapguide-users] MG 2.0 RC4 selection ALMOST working
> >>>>>
> >>>>>
> >>>>> I was previously having issues with selection (
> http://www.nabble.com/Postgis-Selection-Problem-%28additional%29-tt15466067s16610.html
> >>>>> ) where it looked like my objects were selected, but nothing
> >>>>> actually was, and RC4 has made great strides to remedy this.
> >>>>> However, my current situation is this:
> >>>>>
> >>>>> I can use the selection tool to make selections on the map. But,
> >>>>> they don't show up unless I click the 'Refresh Map' button. And
> >>>>> even then, the statusbar still shows No features selected. But
> >>>>> when I run our script, the output is correct and formatted
> >>>>> accordingly. Yet, If I make a selection programmatically like
> >>>>> stated in the linked post, the selection is highlighted, and the
> >>>>> statusbar reads {0} features selected on {1} layers, yet shows
> >>>>> that two layers are selected in the selection panel, wells and
> >>>>> blocks. And, no matter which block I select--even if the block
> >>>>> has nothing inside--the selection panel always shows the same
> >>>>> two wells selected. Also, if I make a selection with the tool, I
> >>>>> cannot use the 'Clear Selection' tool, but it is available when
> >>>>> objects are selected programmatically.
> >>>>>
> >>>>> I don't know what is causing this behavior, but these are my
> >>>>> observations so far. If I come across anything new, I will
> >>>>> update here. At least the selections are working enough to use
> >>>>> and test our scripts, and for that, I am glad.
> >>>>>
> >>>>>
> ------------------------------------------------------------------------
> >>>>>
> >>>>> _______________________________________________
> >>>>> mapguide-users mailing list
> >>>>> mapguide-users at lists.osgeo.org
> >>>>> http://lists.osgeo.org/mailman/listinfo/mapguide-users
> >>>>>
> >>>> _______________________________________________
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> >>>> http://lists.osgeo.org/mailman/listinfo/mapguide-users
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> >>>
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>
> --
> Paul Spencer
> CTO, DM Solutions Group Inc
> http://www.dmsolutions.ca/
>
>
>
>
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