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

[IT-Solutions4You]

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/
>