[mapguide-users] deleting feature source

Kencana bluesky_dyx at hotmail.com
Thu Mar 20 04:31:57 EDT 2008


Hi Jacky,

can I know how to store the feature source into session repository?

Regards,
Kencana Kesuma


Jackie Ng wrote:
> 
> I see, why don't you store the feature source into the session repository
> as well? Session-based resources are temporary and get cleaned up when
> that particular session has expired.
> 
> - Jackie
> 
> 
> Kencana wrote:
>> 
>> Hi Jacky,
>> 
>> I only want that particular user to see the marker added by themselves
>> not other user's.
>> 
>> Regards,
>> Kencana Kesuma 
>> 
>> 
>> Jackie Ng wrote:
>>> 
>>> Just to clarify, is this a shared feature source for temporary features?
>>> You want other user's to see temporary features inserted by all users?
>>> 
>>> What you could try to do is alter the feature class to include an extra
>>> property: User
>>> 
>>> When a user adds a temporary marker to the map, include that user's id
>>> as part of the new feature.
>>> 
>>> You can then hook onto the onunload javascript event to invoke a
>>> server-side script to remove all features from that feature source where
>>> the [User] is the ID of the user who just closed the web app.
>>> 
>>> Hope that helps.
>>> 
>>> - Jackie
>>> 
>>> 
>>> Kencana wrote:
>>>> 
>>>> Hi all,
>>>> 
>>>> Is that possible to delete the feature source when user leave the map
>>>> web app?
>>>> Previously, I used one feature source to draw the temporary layer,
>>>> however when there are more than 1 user using the map application at
>>>> the same time, the marker will be either missing or it is pointed to
>>>> another location. therefore, i decided to create one unique feature
>>>> source for each user who visits the map app. it solves the missing
>>>> marker issue, but i believe it is not the correct solution for this, as
>>>> it keeps create new feature source it will take more server storage.
>>>> Any idea for solving this problem?
>>>> 
>>>> Thank you
>>>> 
>>>> Regards,
>>>> Kencana Kesuma
>>>> 
>>> 
>>> 
>> 
>> 
> 
> 

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