problem with trying to get Item Query to work.
Blammo
bob.basques at CI.STPAUL.MN.US
Wed Sep 8 07:55:07 PDT 2004
All,
I can't seem to get Itemquery to work.
I'm trying to zoom to a polygon shape with a CGI call.
Help please.
Just trying to zoom to a "Minnesota" polygon from a US map based on an
attribute (with no template, all in the Map file. From what I've read
this should be possible). Am I mistaken I've tried all kinds of
permutations. A sample of the required components would help out I think.
The problem request:
map=global/view.map&layers=usstates_poly_utm+mncounty_poly_utm&qlayer=usstates_poly_utm&qitem=FIRST_NAME&qstring=Minnesota&mode=itemquery&mapext=shapes
The error:
*msQueryByAttributes(): Query error. Requested layer has no
templates defined. *
Sending a MAPEXT produces a map just fine.
map=global/view.map&layers=usstates_poly_utm+mncounty_poly_utm&mode=map&mapext=-10019.0100+4767655.4506+874956.3291+5489960.3900
------------------------
The MapFile (partial):
QUERYMAP
STATUS ON
STYLE SELECTED
END
LAYER
NAME 'usstates_poly_utm'
DATA '/var/www/map_data/usstates_poly_utm'
TYPE POLYGON
STATUS OFF # must explicitly turn this layer on
CLASS
COLOR 255 255 200
OUTLINECOLOR 50 50 50
END
END
Partial data dump from dbfdump:
[map_data]# dbfdump usstates_poly_utm.dbf
. . . .
22:Louisiana
23:Maine
24:Maryland
25:Massachusetts
26:Michigan
27:Minnesota
28:Mississippi
29:Missouri
30:Montana
31:Nebraska
32:Nevada
. . .
[map_data]# dbfdump --info usstates_poly_utm.dbf
Filename: usstates_poly_utm.dbf
Version: 0x03 (ver. 3)
Num of records: 49
Header length: 97
Record length: 93
Last change: 2004/9/4
Num fields: 2
Field info:
Num Name Type Len Decimal
1. STATE C 2 0
2. FIRST_NAME C 90 0
[map_data]#
What am I doing wrong please?
bobb
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