[mapguide-users] How to get selected area information in mapguide

[Zac Spitzer]

use fiddler and look at the http requests

On Fri, Nov 13, 2009 at 3:03 PM, nekad <nekadiana at gmail.com> wrote:
>
> hm, i don't know if there is selection xml in $_POST['SELECTION']
>
> how can i check it?
>
> i just follow the tutorial by getting MgSelection with $_POST['SELECTION']
> parameter
> to enable selection in map area, i just checklist the options 'Features on
> Layer are selectable' in mapguide maestro...
>
>
> Jackie Ng wrote:
>>
>> Are you sure there is selection xml in $_POST['SELECTION'] ?
>>
>> - Jackie
>>
>>
>> nekad wrote:
>>>
>>> i have included constants.php
>>>
>>> and there is no problem with MgServiceType anymore...
>>>
>>> but, now i got the problem in finding the information of selected area...
>>>
>>> when i run this code
>>> $selection = new MgSelection($map, $_POST['SELECTION']);
>>> $layers = $selection->GetLayers();
>>>
>>> it returns nothing, seems like i don't select any area on the map?
>>> can you help me?
>>>
>>> Jackie Ng wrote:
>>>>
>>>> PHP does not support enums, so all the mapguide constants like
>>>> MgServiceType, MgResourceType, etc are stored and defined in the
>>>> constants.php file in your mapviewerphp directory.
>>>>
>>>> Have you included this file?
>>>>
>>>> - Jackie
>>>>
>>>>
>>>> nekad wrote:
>>>>>
>>>>> Hey guys..
>>>>> I'm newbie in GIS world
>>>>> I'm using Mapguide  and mapguide maestro 1.0.9
>>>>>
>>>>> What i want is,
>>>>> when user click a selected area, then they can right click and choose
>>>>> the link i provided, let say "ViewData"
>>>>>
>>>>> when user click ViewData, then it will show a popup window which
>>>>> display relevant information of selected area...
>>>>>
>>>>> But, my problem is, I don't know how to get the information..
>>>>>
>>>>> I have coded by following the sample,
>>>>> $args = ($_SERVER['REQUEST_METHOD'] == 'POST') ? $_POST : $_GET;
>>>>>     $sessionId = $args['SESSION'];
>>>>>    echo $sessionId."<br>";
>>>>>     $mapName = $args['MAPNAME'];
>>>>>    echo $mapName."<br>";
>>>>>     try
>>>>>     {
>>>>>       // Initialize the Web Extensions and connect to the Server using
>>>>>       // the Web Extensions session identifier stored in PHP session
>>>>> state.
>>>>>
>>>>>       MgInitializeWebTier ($webconfigFilePath);
>>>>>
>>>>>      $userInfo = new MgUserInformation($sessionId);
>>>>>      //$userInfo = new MgUserInformation("Administrator", "admin");
>>>>>      echo "USER";
>>>>>       $siteConnection = new MgSiteConnection();echo "CON";
>>>>>      $siteConnection->Open($userInfo);echo "open";
>>>>>      $resourceService =
>>>>> $siteConnection->CreateService(MgServiceType::ResourceService); echo
>>>>> "resource";
>>>>>
>>>>> when i run it, popwindow will display echo till "CON", but "resource"
>>>>> will not shown...
>>>>> what is the problem?
>>>>> somebody can help me the simple way to do my needs?
>>>>>
>>>>> thx
>>>>>
>>>>
>>>>
>>>
>>>
>>
>>
>
> --
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-- 
Zac Spitzer
Solution Architect / Director
Ennoble Consultancy Australia
http://www.ennoble.com.au
http://zacster.blogspot.com
+61 405 847 168