Re: [mapserver-users] Ogrtindex and attribute data

2010-10-20 Thread Christy Nieman

 Hi,

Do you mean that you cannot classify a layer where the data are drawn 
using a tile index?  I use tile indexed shapefiles all the time and have 
never had any problems using CLASSITEM/EXPRESSION and 
FILTERITEM/FILTER.  Could you provide an example of what's not working?


Regards,

Christy

On 10/19/2010 10:17 AM, Rahkonen Jukka wrote:

Hi,
Can somebody affirm that using ogr tileindex is breaking the access to 
the attribute date of the real datasets, for example shapefiles?  
Somebody was trying to use WMS GetFeatureInfo with a ogrtindex layer 
and failed and so did I in the test I made for verification.  Now I 
have been trying myself to classify an orgtindex layer but 
CLASSITEM/EXPRESSION does not select anything. FILTERITEM/FILTER does 
not work either.  Both systems work if I change a huge combined 
shapefile in place of the tileindex connection and without EXPRESSION 
or FILTER Mapserver is drawing all the features OK.
If access to attribute data is not implemented, wouldn't it be cool to 
have it?  Multigigabyte shapefiles are tedious to update but I have a 
reason to use files instead of a database in this case.

-Jukka Rahkonen-


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Re: [mapserver-users] Ogrtindex and attribute data

2010-10-20 Thread Rahkonen Jukka
Hi,
 
If I use a big combined shapefile as input I am getting class 36311 coloured as 
red.  If I am using tileindex I am getting an empty map.  Tileindex itself is 
working and if I comment out the EXPRESSION while using tileindex I do get 
everything from the background data drawn.  Thus it is the classification that 
does not work for me.
My Mapserver is version 5.2.1 and here are some parts of my mapfile:
 
 
  #CONNECTIONTYPE OGR
  #TILEINDEX wildwater_tindex.shp,0  #classification does not work with this
  
 DATA combined_wildwaters   #classification works with this
 CLASSITEM luokka

  CLASS
 NAME wide_wildwater
 EXPRESSION 36311
 STYLE
   COLOR 255 0 0
   WIDTH 2
 END
  END
 
  
-Jukka Rahkonen-
 





Lähettäjä: mapserver-users-boun...@lists.osgeo.org 
[mailto:mapserver-users-boun...@lists.osgeo.org] Puolesta Christy Nieman
Lähetetty: 20. lokakuuta 2010 14:26
Vastaanottaja: mapserver-users@lists.osgeo.org
Aihe: Re: [mapserver-users] Ogrtindex and attribute data


Hi,

Do you mean that you cannot classify a layer where the data are drawn 
using a tile index?  I use tile indexed shapefiles all the time and have never 
had any problems using CLASSITEM/EXPRESSION and FILTERITEM/FILTER.  Could you 
provide an example of what's not working?

Regards,

Christy

On 10/19/2010 10:17 AM, Rahkonen Jukka wrote: 

Hi,
 
Can somebody affirm that using ogr tileindex is breaking the 
access to the attribute date of the real datasets, for example shapefiles?  
Somebody was trying to use WMS GetFeatureInfo with a ogrtindex layer and failed 
and so did I in the test I made for verification.  Now I have been trying 
myself to classify an orgtindex layer but CLASSITEM/EXPRESSION does not select 
anything. FILTERITEM/FILTER does not work either.  Both systems work if I 
change a huge combined shapefile in place of the tileindex connection and 
without EXPRESSION or FILTER Mapserver is drawing all the features OK.
 
If access to attribute data is not implemented, wouldn't it be 
cool to have it?  Multigigabyte shapefiles are tedious to update but I have a 
reason to use files instead of a database in this case.
 
-Jukka Rahkonen-

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Re: [mapserver-users] Ogrtindex and attribute data

2010-10-20 Thread Rahkonen Jukka
Hi,
 
It just - starts to work.
 
I need to write a hundred more answers on this list before I have paid back 
this help. And Jeff, do you hear me?  I copied my settings from a document 
http://mapserver.org/input/vector/ogr.html.  Obviously it should be updated a 
bit.  I should have read http://mapserver.org/optimization/tileindex.html 
instead. 
 
 
-Jukka-
 
 
 
 




Lähettäjä: Christy Nieman [mailto:cnie...@dmsolutions.ca] 
Lähetetty: 20. lokakuuta 2010 15:08
Vastaanottaja: Rahkonen Jukka
Aihe: Re: [mapserver-users] Ogrtindex and attribute data


What happens if you leave out the CONNECTIONTYPE when you use the tile 
index?

i.e.:

LAYER
  TILEINDEX wildwater_tindex.shp
  TILEITEM location  # not needed if the attribute with the data 
paths in your index is called location
  CLASSITEM luokka
  ...
  CLASS
 NAME wide_wildwater
 EXPRESSION 36311
 STYLE
   COLOR 255 0 0
   WIDTH 2
 END
  END
END

I'm not certain if leaving the connection type out will help, but it's 
not necessary assuming your data are all shapefiles.

On 10/20/2010 07:49 AM, Rahkonen Jukka wrote: 

Hi,
 
If I use a big combined shapefile as input I am getting class 
36311 coloured as red.  If I am using tileindex I am getting an empty map.  
Tileindex itself is working and if I comment out the EXPRESSION while using 
tileindex I do get everything from the background data drawn.  Thus it is the 
classification that does not work for me.
My Mapserver is version 5.2.1 and here are some parts of my 
mapfile:
 
 
  #CONNECTIONTYPE OGR
  #TILEINDEX wildwater_tindex.shp,0  #classification does not 
work with this
  
 DATA combined_wildwaters   #classification works with this
 CLASSITEM luokka

  CLASS
 NAME wide_wildwater
 EXPRESSION 36311
 STYLE
   COLOR 255 0 0
   WIDTH 2
 END
  END
 
  
-Jukka Rahkonen-
 




Lähettäjä: mapserver-users-boun...@lists.osgeo.org 
[mailto:mapserver-users-boun...@lists.osgeo.org] Puolesta Christy Nieman
Lähetetty: 20. lokakuuta 2010 14:26
Vastaanottaja: mapserver-users@lists.osgeo.org
Aihe: Re: [mapserver-users] Ogrtindex and attribute data


Hi,

Do you mean that you cannot classify a layer where the 
data are drawn using a tile index?  I use tile indexed shapefiles all the time 
and have never had any problems using CLASSITEM/EXPRESSION and 
FILTERITEM/FILTER.  Could you provide an example of what's not working?

Regards,

Christy

On 10/19/2010 10:17 AM, Rahkonen Jukka wrote: 

Hi,
 
Can somebody affirm that using ogr tileindex is 
breaking the access to the attribute date of the real datasets, for example 
shapefiles?  Somebody was trying to use WMS GetFeatureInfo with a ogrtindex 
layer and failed and so did I in the test I made for verification.  Now I have 
been trying myself to classify an orgtindex layer but CLASSITEM/EXPRESSION does 
not select anything. FILTERITEM/FILTER does not work either.  Both systems work 
if I change a huge combined shapefile in place of the tileindex connection and 
without EXPRESSION or FILTER Mapserver is drawing all the features OK.
 
If access to attribute data is not implemented, 
wouldn't it be cool to have it?  Multigigabyte shapefiles are tedious to update 
but I have a reason to use files instead of a database in this case.
 
-Jukka Rahkonen-

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Re: [mapserver-users] Ogrtindex and attribute data

2010-10-20 Thread Jeff McKenna

On 10-10-20 9:23 AM, Rahkonen Jukka wrote:

 And Jeff, do you hear me? I copied my settings from a
document http://mapserver.org/input/vector/ogr.html. Obviously it should
be updated a bit. I should have read
http://mapserver.org/optimization/tileindex.html instead.


I can hear you.  I had just updated that document.  What is wrong with 
it?  Can you file a ticket for the parts that are wrong?  Please assign 
the tickets to the MapServer Documentation component, thank you.


-jeff

--
Jeff McKenna
MapServer Consulting and Training Services
http://www.gatewaygeomatics.com/






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Re: [mapserver-users] Ogrtindex and attribute data

2010-10-20 Thread Rahkonen Jukka
 -Alkuperäinen viesti-
 Lähettäjä: mapserver-users-boun...@lists.osgeo.org 
 [mailto:mapserver-users-boun...@lists.osgeo.org] Puolesta Jeff McKenna
 Lähetetty: 20. lokakuuta 2010 16:40
 Vastaanottaja: mapserver-users@lists.osgeo.org
 Aihe: Re: [mapserver-users] Ogrtindex and attribute data
 
 On 10-10-20 9:23 AM, Rahkonen Jukka wrote:
   And Jeff, do you hear me? I copied my settings from a
  document http://mapserver.org/input/vector/ogr.html. 
 Obviously it should
  be updated a bit. I should have read
  http://mapserver.org/optimization/tileindex.html instead.
 
 I can hear you.  I had just updated that document.  What is 
 wrong with 
 it?  Can you file a ticket for the parts that are wrong?  
 Please assign 
 the tickets to the MapServer Documentation component, thank you.
 
Hi,

Sorry, I can't tell exactly what is wrong. However, I cannot classify my layer 
with CLASSITEM/EXPRESSION if I am looking at a bunch of shapefiles through this 
tileindex definition:
LAYER
TYPE LINE
CONNECTIONTYPE OGR #commenting this line out makes classification to work
TILEINDEX wildwater_tindex.shp,0 
...

If I take out the CONNECTIONTYPE OGR line the classification works. However, I 
guess that it is only possible to leave out the line when working with 
shapefiles and not with other OGR formats. Do you think I should file a ticket 
and encourage someone to have a look why classification fails with the 
CONNECTIONTYPE line, and if it happens with most fresh Marserver version (I am 
still running 5.2.1)? It is probably too early to do anything for the 
documentation if we do not know what is the real issue.

-Jukka-


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