[Vtigercrm-developers] Questions on usage of extension modules of vtiger 6.1

[Holbok István]

Thank you Matus,

My interesting was to the direction of how to extend an existing entity 
module with extension modules.

Regards:
Istvan


2014.08.15. 15:00 keltezéssel, IT-Solutions4You írta:
> Extension is for non entity modules, like PDF Maker, ListView Colors, 
> .... You can ugdrade exiting Extension/Module using Upgrade 
> functionality of vtiger.
>
> Matus
>
> Dňa 15. 8. 2014 11:18 Holbok István  wrote / napísal(a):
>> Dear vtiger Team,
>>
>> If I understand well the entity modules of vtiger system (in 6.1) create
>> & modify a new vtiger entity (for example: Contacts, Leads, or
>> CustomEntity in a Custom entity module) during run.
>> The extension modules do not create new crm entities, but extend the
>> functionality of existing entity modules.
>>
>> In my case I would like to extend the functionality of my 
>> *CustomModule*.
>>
>> If I will create a new extension module for this purpose, then this
>> (extension) module will create a new directory to place its files.
>> ref.:
>> http://community.vtiger.com/help/vtigercrm/developers/extensions/examples/extension-module.html 
>>
>> For example the extension module files will be placed in the
>> <vtiger_crm>/
>>                  modules/
>>                              my_extension_module/
>> directory and the all objects of the extension module (classes, methods
>> and properties) will be named by that name *<my_extension_module**>*.
>>
>> *How and when will be triggered these extension methods to extend
>> functionality of the existing CustomModule?*
>>
>> I have found that the only way to trigger the
>> *my_extension_module->methods* is to place some code - like this below -
>> to the CustomModule files in the proper places:
>>
>>     $adb = PearDatabase::getInstance();
>>     $em = new VTEventsManager($adb);
>>     $data = array();
>>     //init data for the Custom Events
>>     $data = ..... ;
>> $em->triggerEvent('vtiger.customextensionmodules.customevent', $data);
>>
>> In this case the event is always triggered during the executing of the
>> CustomModule function, but the extending function will be executed only
>> that case if the
>> (1) my_extension_module is installed;
>> (2) the eventhadler is registered for the event:
>> vtiger.customextensionmodules.customevent
>> (3) the handler file, handler class is provided in the file
>> MyExtensionModuleHandler.php
>>
>> *Do I understand well the original intent of the vtiger structure?*
>>
>> In some case would be better if the extension (add-on function) is in
>> the directory structure of the CustomModule.
>> It is easy to provide with FTP upload to the
>>      <vtiger_crm>/modules/CustomModule/   or
>>      <vtiger_crm>/modules/CustomModule/models or
>>      <vtiger_crm>/modules/CustomModule/helpers  directory and the class
>> autoloader will do its job, the methods, properties will be available
>> for the CustomModule to extend it.
>>
>> *But how to use this simple extending method in vtiger store? *
>>
>> *Is there any method to install **add-on files via zip packages to the
>> defined place to extend an existing entity module?*
>>
>> Kindest regards:
>> István
>>
>> -- 
>> üdvözlettel:
>>
>> *Holbok István*
>>
>> +3670-342-0900
>> *e-mail:* holbok at gmail.com
>> *SkyPe:* holboki
>>
>>
>>
>> _______________________________________________
>> http://www.vtiger.com/
>>
>
>
> _______________________________________________
> http://www.vtiger.com/

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