[mapguide][MG200][Modified] No error checking with map view parameters

[Walt Welton-Lair]

You can view the artifact detail at the following URL:

    https://mapguide.osgeo.org/servlets/Scarab/id/MG200

Type:
Defect

Artifact ID:
MG200 (No error checking with map view parameters)

Modified by:
Walt Welton-Lair
waltweltonlair (walt.welton-lair at autodesk.com)

The following modifications were made to this artifact:
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-- Developer Notes set to new value:
Here's a sumary of changes I made:

1/ Updated the MgMap constructor to set more reasonable defaults for the scale, width, height, and dpi.  BEfore these were all 0.  Now scale, width, and height are 1, and dpi is 72.

2/ The MgController class now validates any map view parameters that are supplied.  It verifies that the scale, width, height, and dpi are greater than zero.

3/ Map view command are supplied via HTTP requests, and the MgController class raises InvalidArgumentExceptions when a bad command is encountered.  The displayed error message looked like:




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