CODE 4 a

public class WebFormEditorController { //Web Form public Web_Form__c webform {get;set;} //Map that holds all the object names and tokens in your org Map<String, Schema.SObjectType> gd; //List with just these tokens public List<SObjectType> tokens = new List<SObjectType>(); public List<String> objectlabels {get;set;} public List<SelectOption> objectSelectOptions {get;set;} public SObjectType sot {get;set;} //holds the selected object's token public String selectedObject {get;set;} //holds the name of the selected SObject, bound to the SelectList public String selectedObjectLabel {get;set;} //holds the label of the selected SObject //List to hold the selected object's field information, based on the Form_Field__c custom object public List<Form_Field__c> objectFields {get;set;} //List to hold the selected form fields information public List<Form_Field__c> formFields {get;set;} //Counter that keeps track of the number of CUSTOMTEXT fields. public Integer nrcustomtextfields = 0; //CONSTRUCTOR public WebFormEditorController(ApexPages.StandardController stdController) { //get a full list of all objecttokens gd = Schema.getGlobalDescribe(); tokens = gd.values(); //get the tokens from this map objectlabels = new List<String>(); objectSelectOptions = new List<SelectOption>(); //get the tokens from the global describe map and drop their names and labels in the drop down list for(SObjectType s:gd.values()) { //don't add all objects to the list (there's a lot of internal objects that user's don't need or can use) //System.debug(' **************************** ' + s.getDescribe().getName() + ' ** ' + s.getDescribe().getLabel()); if(!acceptedObject(s)) continue; objectlabels.add(s.getDescribe().getLabel()); SelectOption so = new SelectOption(s.getDescribe().getName(), s.getDescribe().getLabel()); objectSelectOptions.add(so); } //initialize the formFields & objectFields lists formFields = new List<Form_Field__c>(); objectFields = new List<Form_Field__c>(); //get the existing webform if there's an id in the url, or create a new one if not String webformid = System.currentPageReference().getParameters().get('id'); //we're editing an existing one if(webformid != null) { //get the web form webform = [select Id, Name, Object_Name__c, Object_Label__c, Return_URL__c, Description__c, Title__c, Background_Color__c, Save_Button_Text__c, Text_Color__c from Web_Form__c where Id = :webformid]; //get the object fields selectedObject = webform.Object_Name__c; selectObject(); //get the form fields formFields = [Select f.Web_Form__c, f.Type__c, f.Required__c, f.PicklistEntries__c, f.Order__c, f.Name, f.Label__c, f.Width__c, f.Id From Form_Field__c f where f.Web_Form__c = :webform.Id order by f.Order__c]; //and remove the fields already in the form from the object fields. No use in putting them on the form twice for(Form_Field__c formfield:formFields) { //count the custom text fields. Gotta keep those names unique if(formfield.Type__c == 'CUSTOMTEXT') nrcustomtextfields++; for(Integer i = 0; i < objectFields.size();i ++) { Form_Field__c objectField = objectFields.get(i); if(formField.Name == objectField.Name) objectFields.remove(i); } } } //create a new webform if no id is passed in the url else { webform = new Web_Form__c(); webform.Background_Color__c = '#FFFFFF'; webform.Text_Color__c = '#000000'; webform.Save_Button_Text__c = 'Save'; } } //let's make this an extension -> allows to use this as an extension on the standardcontroller //public WebFormEditorController(ApexPages.StandardController stdController) { // this(); //call the original constructor. //} //When an object is selected, get all the fields public PageReference selectObject() { //find out which object got selected sot = gd.get(selectedObject); //drop it's label in the selected object field, for display purposes selectedObjectLabel = sot.getDescribe().getLabel(); webform.Object_Name__c = sot.getDescribe().getName(); webform.Object_Label__c = sot.getDescribe().getLabel(); //if a new object gets selected clear all field lists objectFields.clear(); formFields.clear(); //get the field tokens map Map<String, SObjectField> fields = sot.getDescribe().fields.getMap(); //and drop those tokens in a List List<SObjectField> fieldtokens = fields.values(); objectfields = new List<Form_Field__c>(); for(SObjectField fieldtoken:fieldtokens) { DescribeFieldResult dfr = fieldtoken.getDescribe(); //skip fields we can't create anyway, or system fields if(!dfr.isCreateable()) continue; // || dfr.isDefaultedOnCreate() if((dfr.getName() == 'CreatedDate') || (dfr.getName() == 'LastModifiedDate')) continue; //No REFERENCE FIELDS (for the time being) if(dfr.getType().name() == 'REFERENCE') continue; //Next 2 lines handle the 'required' flag in the web form editor. We just want to exclude this flag for booleans since they always show up as not nillable Boolean required; if(!(dfr.getType().name() == 'BOOLEAN')) required = !dfr.isNillable(); //Booleans are always 'isNillable = false' but it doesn't matter since any boolean will always have a value of true or false. Let's not show that to the user. It's confusing //handle picklist fields -- moved this to the addfield method. If we do it here we hit the 'to many picklist describes' when more then 10 picklist fields //String picklistvalues = ''; //if(dfr.getType().name() == 'PICKLIST') { // List<PicklistEntry> entries = dfr.getPicklistValues(); //loop over the found values and add them to the picklistvalues string, comma separated // for(Integer i=0; i < entries.size();i++) { // PicklistEntry pe = entries.get(i); // picklistvalues = picklistvalues + pe.getValue(); //add a comment, except after the last values // if(i < entries.size()-1) picklistvalues += ','; // } //} //instantiate the form field with all the values Form_Field__c field = new Form_Field__c(Name = dfr.getName(), Label__c = dfr.getLabel(),Type__c = dfr.getType().name(), Required__c = required,Width__c = 250); //PicklistEntries__c = picklistvalues, objectFields.add(field); } return null; } //adds an object's field to this web form public PageReference addField() { String fieldname = System.currentPageReference().getParameters().get('fieldname'); System.debug('Adding field : ' + fieldname + ' from ' + selectedObject); //get the Form_Field__c that was selected and move it to the selected form fields list for(Integer i = 0; i < objectFields.size();i++) { Form_Field__c ff = objectFields.get(i); if(ff.Name == fieldname) { //if it's a picklist, go find the values and put them in the Form_Field__c DescribeFieldResult dfr = sot.getDescribe().fields.getMap().get(fieldname).getDescribe(); String picklistvalues = ''; if(dfr.getType().name() == 'PICKLIST') { List<PicklistEntry> entries = dfr.getPicklistValues(); //loop over the found values and add them to the picklistvalues string, comma separated for(Integer j=0; j < entries.size();j++) { PicklistEntry pe = entries.get(j); picklistvalues = picklistvalues + pe.getValue(); //add a comma, except after the last values if(j < entries.size()-1) picklistvalues += ','; } } //add the found picklist values to the form field Form_Field__c field = objectFields.remove(i); field.PicklistEntries__c = picklistvalues; //move the field over to the form fields formFields.add(field); break; } } reOrderFormFields(); return null; } //add a CUSTOMTEXT field in the form public PageReference addCustomField() { nrcustomtextfields++; //for keeping the name unique, needed for move up/down. These rely on the fieldname Form_Field__c f = new Form_Field__c(Name = 'CUSTOM Text'+nrcustomtextfields, Label__c = '* CUSTOM Text *', Type__c = 'CUSTOMTEXT', Width__c = 250); formFields.add(f); reOrderFormFields(); return null; } //remove an object's field from this web form public PageReference removeField() { String fieldname = System.currentPageReference().getParameters().get('fieldname'); //get the Form_Field__c that was selected and move it to the object fields list for(Integer i = 0; i < formFields.size();i++) { Form_Field__c ff = formFields.get(i); //special case : custom text if(ff.Type__c == 'CUSTOMTEXT') { formFields.remove(i); break; } //normal case : move the field back if(ff.Name == fieldname) { objectFields.add(formFields.remove(i)); break; } } reOrderFormFields(); return null; } //moves the selected field one up in the List public PageReference moveUp() { String fieldname = System.currentPageReference().getParameters().get('fieldname'); //get the Form_Field__c that was selected and move it to the selected form fields list for(Integer i = 0; i < formFields.size();i++) { Form_Field__c ff = formFields.get(i); //normal case : move the field back if(ff.Name == fieldname) { if(i == 0) return null; formFields.remove(i); formFields.add(i-1, ff); break; } } reOrderFormFields(); return null; } //moves the selected field one down in the List public PageReference moveDown() { String fieldname = System.currentPageReference().getParameters().get('fieldname'); //get the Form_Field__c that was selected and move it to the selected form fields list for(Integer i = 0; i < formFields.size();i++) { Form_Field__c ff = formFields.get(i); //normal case : move the field back if(ff.Name == fieldname) { formFields.remove(i); try { formFields.add(i+1, ff); } catch(Exception ex) { formFields.add(ff); } break; } } reOrderFormFields(); return null; } //save the webform and it's fields public PageReference save() { //if this page doesn't have all the needed info, stop right here if(!validate()) return null; try { //Save the web form upsert webform; System.debug('ENTERING FORM FIELDS LOOP'); for(Integer i = 0; i < formFields.size();i++) { Form_Field__c ff = formFields.get(i); if(ff.Web_Form__c == null) ff.Web_Form__c = webform.Id; } upsert formfields; //and delete the form fields that are no longer in the List List<ID> formFieldIds = new List<ID>(); for(Form_Field__c field:formFields) { formFieldIds.add(field.Id); } List<Form_Field__c> todelete = [select Id from Form_Field__c where Web_Form__c =:webform.Id and Id not in :formFieldIds]; delete todelete; } catch(Exception ex) { ApexPages.addMessages(ex); } return new PageReference('/'+webform.Id); } //cancel, and return to the Web_Form__c tab //public PageReference cancel() { // //get the key prefix for the Web_Form__c custom object // String prefix = webform.getSObjectType().getDescribe().getKeyPrefix(); // return new PageReference('/'+prefix+'/o'); //} //method that will recalculate the order of the form fields when one has been removed or order changed private void reOrderFormFields() { if(formFields.size() == 0) return; for(Integer i=0; i < formFields.size();i++) { Form_Field__c ff = formFields.get(i); ff.Order__c = i + 1; } } //method that is a pseudo variable to return the formfields' size to the page, usefull for the up / down links public Integer getFormFieldsSize() { return formFields.size(); } //validate the page on save private Boolean validate() { Boolean valid = true; if(webform.Object_Name__c == null) { ApexPages.addMessage(new ApexPages.Message(ApexPages.Severity.ERROR, 'Please select an object this form needs to fill')); valid = false; } if(formFields.size() == 0) { ApexPages.addMessage(new ApexPages.Message(ApexPages.Severity.ERROR, 'Please select fields for this form')); valid = false; } if(webform.Return_URL__c == null) { ApexPages.addMessage(new ApexPages.Message(ApexPages.Severity.ERROR, 'Please select a return url for this form.')); valid = false; } //check if the user didn't forget any required fields for(Form_Field__c field:objectFields) { if(field.Required__c == true) { ApexPages.addMessage(new ApexPages.Message(ApexPages.Severity.ERROR, 'Please add the required field '+field.Label__c+' to your form.')); valid = false; } } return valid; } //method used to clean out all the internal objects we don't want the users to create public Boolean acceptedObject(SObjectType s) { DescribeSObjectResult r = s.getDescribe(); //skip the non createable ones, standard or custom if(!r.isCreateable()) return false; //do not accept the web form and form fields themselves if(r.getName() == 'Web_Form__c' || r.getName() == 'Form_Field__c') return false; //other then that, we'll accepted all custom objects if(r.isCustom() && r.getName() != 'Test__c') return true; //we're left with just the standard objects, just accept the common ones. String acceptedobjects = 'Account Case Contact Lead Opportunity'; if(acceptedobjects.contains(r.getName())) return true; //everything else is denied return false; }