topic Questions about Scripting in process definitions in Alfresco Archive https://connect.hyland.com/t5/alfresco-archive/questions-about-scripting-in-process-definitions/m-p/207872#M161002 <HTML><HEAD></HEAD><BODY><SPAN>Hi all,</SPAN><BR /><BR /><SPAN>I have some troubles with improving myself at scripting inside process definitions :</SPAN><BR /><SPAN>1/ I'm struggling due to the lack of documentation about scripting : </SPAN><A href="http://forums.alfresco.com/en/viewtopic.php?f=19&amp;t=17570" rel="nofollow noopener noreferrer">http://forums.alfresco.com/en/viewtopic.php?f=19&amp;t=17570</A><BR /><SPAN>2/ I have a problem with this example :</SPAN><BR /><A href="http://wiki.alfresco.com/wiki/WorkflowAdministration#Step_3:_Add_Behaviour_to_the_Process_Definition" rel="nofollow noopener noreferrer">http://wiki.alfresco.com/wiki/WorkflowAdministration#Step_3:_Add_Behaviour_to_the_Process_Definition</A><BR /><BR /><SPAN>you can see two examples of syntax :</SPAN><BR /><BR /><PRE class="language-none line-numbers"><CODE>&lt;task name="wf:adhocTask" swimlane="assignee"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;event type="task-create"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;script&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; if (bpm_workflowDueDate != void) taskInstance.dueDate = bpm_workflowDueDate;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; if (bpm_workflowPriority != void) taskInstance.priority = bpm_workflowPriority;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/script&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/event&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/task&gt;<BR /><SPAN class="line-numbers-rows"><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN></SPAN></CODE></PRE><BR /><SPAN>and</SPAN><BR /><BR /><PRE class="language-none line-numbers"><CODE>&lt;transition name="" to="completed"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;action class="org.alfresco.repo.workflow.jbpm.AlfrescoJavaScript"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;script&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; if (wf_notifyMe)<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; {<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; var mail = actions.create("mail");<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; mail.parameters.to = initiator.properties["cm:email"];<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; mail.parameters.subject = "Adhoc Task " + bpm_workflowDescription;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; mail.parameters.from = bpm_assignee.properties["cm:email"];<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; mail.parameters.text = "It's done";<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; mail.execute(bpm_package);<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/script&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/action&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/transition&gt;<BR /><SPAN class="line-numbers-rows"><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN></SPAN></CODE></PRE><BR /><SPAN>When do we need to add the "&lt;action class="org.alfresco.repo.workflow.jbpm.AlfrescoJavaScript"&gt;" tag ?</SPAN><BR /><BR /><SPAN>Another example you could find : when do we need to use tag &lt;expression&gt; ???</SPAN><BR /><BR /><SPAN>What are the differences ?</SPAN><BR /><BR /><BR /><SPAN>3/ My concrete problem is the following.</SPAN><BR /><SPAN>I have a task model with a multivalued property :</SPAN><BR /><BR /><PRE class="language-none line-numbers"><CODE>&lt;type name="fca:poc2TaskDiscussion"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;parent&gt;bpm:workflowTask&lt;/parent&gt;<BR />&nbsp;&nbsp;&nbsp;&lt;properties&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;property name="fca:commentaire2"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;type&gt;d:text&lt;/type&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;multiple&gt;true&lt;/multiple&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp;&lt;/properties&gt;<BR />&nbsp;&nbsp;&nbsp;&lt;overrides&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;property name="bpm:packageActionGroup"&gt;<BR />&nbsp;&nbsp;&nbsp;&lt;!–&nbsp;&nbsp;&nbsp;&nbsp; &lt;type&gt;d:text&lt;/type&gt;&nbsp; –&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;default&gt;read_package_item_actions&lt;/default&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp;&lt;/overrides&gt;<BR />&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp; &lt;/type&gt;<BR /><SPAN class="line-numbers-rows"><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN></SPAN></CODE></PRE><BR /><SPAN>When they browse the associated form, users (it's a "pooledactors-task") can add many little comments.</SPAN><BR /><SPAN>I'm trying to manipulate those comments in the following task :</SPAN><BR /><BR /><PRE class="language-none line-numbers"><CODE>&lt;task name="fca:poc2TaskDiscussion" swimlane="assignees"&gt;<BR />&nbsp;&nbsp;&nbsp;&lt;event type="task-create"&gt;<BR />&nbsp;&nbsp;&nbsp;&lt;action class="org.alfresco.repo.workflow.jbpm.AlfrescoJavaScript"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;runas&gt;admin&lt;/runas&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;script&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;logger.log("1");<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;var previousComms = taskInstance.getVariable("fca_commentaire2");<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if(previousComms != null) logger.log("2 " + previousComms.length);<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/script&gt;<BR />&nbsp;&nbsp;&nbsp;&lt;/action&gt;<BR />&nbsp;&nbsp;&nbsp;&lt;/event&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/task&gt;<BR /><SPAN class="line-numbers-rows"><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN></SPAN></CODE></PRE><BR /><SPAN>Here are the questions :</SPAN><BR /><SPAN>- I found it strange that </SPAN><BR /><PRE class="language-none line-numbers"><CODE>if(previousComms != void) <SPAN class="line-numbers-rows"><SPAN>‍</SPAN></SPAN></CODE></PRE><SPAN>raised syntax errors.</SPAN><BR /><SPAN>Then, I happily found out that replacing "void" by "null" worked.</SPAN><BR /><BR /><SPAN>- the previous code :</SPAN><BR /><PRE class="language-none line-numbers"><CODE>previousComms.length<SPAN class="line-numbers-rows"><SPAN>‍</SPAN></SPAN></CODE></PRE><SPAN>does not work : the log is </SPAN><BR /><PRE class="language-none line-numbers"><CODE><BR />10:02:11,112 User:admin DEBUG [repo.jscript.ScriptLogger] 1<BR />10:02:11,112 User:admin DEBUG [repo.jscript.ScriptLogger] 2 undefined<BR /><SPAN class="line-numbers-rows"><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN></SPAN></CODE></PRE><BR /><SPAN>As fca:commentaire2 is a multivalued property, I thought that previousComms would be a List object. It seems not to be.</SPAN><BR /><BR /><SPAN>- At last, what I'm trying to achieve is to manipulate this property : when a user browse the form of this task, he can see the previous comments that were made (read-only), and can enter a new one. I just want this field to be prepopulated with the name of the user (then, you basically have a textarea you can edit, but there is already "yourname : " in it)</SPAN></BODY></HTML> Thu, 12 Mar 2009 09:22:07 GMT jayjayecl 2009-03-12T09:22:07Z Questions about Scripting in process definitions https://connect.hyland.com/t5/alfresco-archive/questions-about-scripting-in-process-definitions/m-p/207872#M161002 Hi all,I have some troubles with improving myself at scripting inside process definitions :1/ I'm struggling due to the lack of documentation about scripting : http://forums.alfresco.com/en/viewtopic.php?f=19&amp;t=175702/ I have a problem with this example :http://wiki.alfresco.com/wiki/WorkflowAdm Thu, 12 Mar 2009 09:22:07 GMT https://connect.hyland.com/t5/alfresco-archive/questions-about-scripting-in-process-definitions/m-p/207872#M161002 jayjayecl 2009-03-12T09:22:07Z Re: Questions about Scripting in process definitions https://connect.hyland.com/t5/alfresco-archive/questions-about-scripting-in-process-definitions/m-p/207873#M161003 <HTML><HEAD></HEAD><BODY><SPAN>I can answer one of your questions </SPAN><BR /><BR /><SPAN>When do we need to add the "&lt;action class="org.alfresco.repo.workflow.jbpm.AlfrescoJavaScript"&gt;" tag ?</SPAN><BR /><BR /><SPAN>This tag tells the following script that it is "AlfrescoJavaScript", without the tag the script component&nbsp; will be "Bean Shell Script" which is probably not what you were expecting.</SPAN><BR /><BR /><SPAN>One of the important things is that AlfrescoJavaScript has the "Root scope objects" defined, Bean Shell does not.</SPAN></BODY></HTML> Thu, 12 Mar 2009 09:58:49 GMT https://connect.hyland.com/t5/alfresco-archive/questions-about-scripting-in-process-definitions/m-p/207873#M161003 mrogers 2009-03-12T09:58:49Z Re: Questions about Scripting in process definitions https://connect.hyland.com/t5/alfresco-archive/questions-about-scripting-in-process-definitions/m-p/207874#M161004 <HTML><HEAD></HEAD><BODY><SPAN>Thank you mrogers, this is a perfect answer for that very question</SPAN></BODY></HTML> Thu, 12 Mar 2009 10:01:52 GMT https://connect.hyland.com/t5/alfresco-archive/questions-about-scripting-in-process-definitions/m-p/207874#M161004 jayjayecl 2009-03-12T10:01:52Z