favorites on ote flex - need to do otw flex

rowers/models.py

@@ -6,6 +6,7 @@ from django import forms
 from django.forms import ModelForm
 from django.dispatch import receiver
 from django.forms.widgets import SplitDateTimeWidget
+from django.forms.formsets import BaseFormSet
 from datetimewidget.widgets import DateTimeWidget
 import os
 
@@ -81,11 +82,95 @@ class Rower(models.Model):
 	return self.user.username
 
 class FavoriteChart(models.Model):
-    yparam1 = models.CharField(max_length=50)
-    yparam2 = models.CharField(max_length=50)
-    xparam = models.CharField(max_length=50)
-    user = models.ForeignKey(Rower)
+    y1params = (
+        ('hr','Heart Rate'),
+        ('pace','Pace'),
+        ('spm','SPM'),
+        ('driveenergy','Work per Stroke'),
+        ('power','Power'),
+        ('drivelength','Drivelength'),
+        ('averageforce','Average Force'),
+        ('peakforce','Peak Force'),
+        ('forceratio','Average/Peak Force Ratio'),
+        ('drivespeed','Drive Speed'),
+        ('wash','Wash'),
+        ('slip','Slip'),
+        ('catch','Catch Angle'),
+        ('finish','Finish Angle'),
+        ('peakforceangle','Peak Force Angle')
+        )
     
+    y2params = (
+        ('hr','Heart Rate'),
+        ('spm','SPM'),
+        ('driveenergy','Work per Stroke'),
+        ('power','Power'),
+        ('drivelength','Drivelength'),
+        ('averageforce','Average Force'),
+        ('peakforce','Peak Force'),
+        ('forceratio','Average/Peak Force Ratio'),
+        ('drivespeed','Drive Speed'),
+        ('wash','Wash'),
+        ('slip','Slip'),
+        ('catch','Catch Angle'),
+        ('finish','Finish Angle'),
+        ('peakforceangle','Peak Force Angle'),
+        ('None','None')
+        )
+    
+    xparams = (
+        ('time','Time'),
+        ('distance','Distance'),
+        ('hr','Heart Rate'),
+        ('spm','SPM'),
+        ('driveenergy','Work per Stroke'),
+        ('power','Power'),
+        ('drivelength','Drivelength'),
+        ('averageforce','Average Force'),
+        ('peakforce','Peak Force'),
+        ('forceratio','Average/Peak Force Ratio'),
+        ('drivespeed','Drive Speed'),
+        ('wash','Wash'),
+        ('slip','Slip'),
+        ('catch','Catch Angle'),
+        ('finish','Finish Angle'),
+        ('peakforceangle','Peak Force Angle'),
+        )
+    
+    plottypes = (
+        ('line','Line Chart'),
+        ('scatter','Scatter Chart')
+        )
+    
+    yparam1 = models.CharField(max_length=50,choices=y1params,verbose_name='Y1')
+    yparam2 = models.CharField(max_length=50,choices=y2params,verbose_name='Y2')
+    xparam = models.CharField(max_length=50,choices=xparams,verbose_name='X')
+    plottype = models.CharField(max_length=50,choices=plottypes,default='line')
+    user = models.ForeignKey(Rower)
+
+class FavoriteForm(ModelForm):
+    class Meta:
+        model = FavoriteChart
+        fields = ['xparam','yparam1','yparam2','plottype']
+
+class BaseFavoriteFormSet(BaseFormSet):
+    def clean(self):
+        if any(self.errors):
+            return
+
+        for form in self.forms:
+            if form.cleaned_data:
+                xparam = form.cleaned_data['xparam']
+                yparam1 = form.cleaned_data['yparam1']
+                yparam2 = form.cleaned_data['yparam2']
+                plottype = form.cleaned_data['plottype']
+
+            if not xparam:
+                raise forms.ValidationError(
+                    'Must have x parameter.',
+                    code='missing_xparam'
+                    )
+        
 class Workout(models.Model):
     workouttypes = (
 	('water','On-water'),

rowers/templates/favoritecharts.html

@@ -0,0 +1,35 @@
+{% extends "base.html" %}
+
+{% block title %}Change Favorite Charts{% endblock %}
+
+{% block content %}
+<form method="post">
+  {% csrf_token %}
+  {{ favorites_formset.management_form }}
+
+  {% for favorites_form in favorites_formset %}
+  <div class="fav-formset grid_6 alpha">
+  <h2>Chart {{ forloop.counter }}</h2>
+  <table>
+    {{ favorites_form.as_table }}
+  </table>
+  </div>
+  {% endfor %}
+  <div class="grid_12 alpha">
+    <div class="grid_2">
+      <p><input type="submit" value="Update Favorites" class="button green small"/></p>
+    </div>
+  </div>
+</form>
+
+<!-- Include formset plugin - including jQuery dependency -->
+<script src="//ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
+<script src="/static/js/jquery.formset.js"></script>
+<script>
+    $('.fav-formset').formset({
+        addText: '<div class="grid_12">&nbsp;</div><div class="button grid_2 green small">add chart</div>',
+        deleteText: '<div class="grid_12"><p>&nbsp;</p></div><div class="button grid_1 red small">remove</div>'
+    });
+</script>
+
+{% endblock %}

rowers/templates/flexchart3.html

@@ -163,6 +163,37 @@
 
 </div>
 
+<div id="favorites" class="grid_12 alpha">
+  <div class="grid_2 suffix_4 alpha">
+    {% if maxfav >= 0 %}
+    <a class="button gray small" href="/rowers/me/favoritecharts">Manage Favorites</a>
+    {% else %}
+    &nbsp;
+    {% endif %}
+  </div>
+  <div class="grid_1">
+    {% if favoritenr > 0 %}
+    <a class="button blue small" href="/rowers/workout/{{ id }}/flexchart?favoritechart={{ favoritenr|add:-1 }}">&lt</a>
+    {% else %}
+    <p>&nbsp;</p>
+    {% endif %}
+  </div>
+  <div class="grid_2">
+    <form enctype="multipart/form-data" action="{{ formloc }}" method="post">
+      {% csrf_token %}
+      <input class="grid_2 alpha button blue small" type="hidden" name="savefavorite" value="True">
+      <input class="grid_2 alpha button blue small" value="Make Favorite" type="Submit">
+    </form>
+  </div>
+  <div class="grid_1">
+  {% if favoritenr < maxfav %}
+  <a class="button blue small" href="/rowers/workout/{{ id }}/flexchart?favoritechart={{ favoritenr|add:1 }}">&gt</a>
+    {% else %}
+  <p>&nbsp;</p>
+    {% endif %}
+  </div>                        
+</div>
+
 
 {% endblock %}
 {% endlocaltime %}

rowers/urls.py

@@ -146,6 +146,7 @@ urlpatterns = [
     url(r'^me/sporttracksauthorize/$',views.rower_sporttracks_authorize),
     url(r'^me/sporttracksrefresh/$',views.rower_sporttracks_token_refresh),
     url(r'^me/c2refresh/$',views.rower_c2_token_refresh),
+    url(r'^me/favoritecharts/$',views.rower_favoritecharts_view),
     url(r'^email/send/$', views.sendmail),
     url(r'^email/thankyou/$', TemplateView.as_view(template_name='thankyou.html'), name='thankyou'),
     url(r'^email/$', TemplateView.as_view(template_name='email.html'), name='email'),

rowers/views.py

@@ -2,6 +2,7 @@ import time
 import operator
 from django.views.generic.base import TemplateView
 from django.db.models import Q
+from django.db import IntegrityError, transaction
 from django.shortcuts import render
 from django.http import HttpResponse, HttpResponseRedirect
 from django.contrib.auth import authenticate, login, logout
@@ -16,8 +17,10 @@ from django.core.mail import send_mail, BadHeaderError
 from rowers.forms import EmailForm, RegistrationForm, RegistrationFormTermsOfService,RegistrationFormUniqueEmail,CNsummaryForm,UpdateWindForm,UpdateStreamForm
 from rowers.forms import PredictedPieceForm,DateRangeForm,DeltaDaysForm
 from rowers.forms import SummaryStringForm,IntervalUpdateForm,StrokeDataForm
-from rowers.models import Workout, User, Rower, WorkoutForm
+from rowers.models import Workout, User, Rower, WorkoutForm,FavoriteChart
 from rowers.models import RowerPowerForm,RowerForm,GraphImage,AdvancedWorkoutForm
+from rowers.models import FavoriteForm,BaseFavoriteFormSet
+from django.forms.formsets import formset_factory
 import StringIO
 from django.contrib.auth.decorators import login_required,user_passes_test
 from time import strftime,strptime,mktime,time,daylight
@@ -2573,27 +2576,29 @@ def workout_comparison_view2(request,id1=0,id2=0,xparam='distance',
 	
 	
 
-def workout_flexchart3_view(request,id=0,#*args,**kwargs):
-                            xparam='distance',yparam1='pace',
-			    yparam2='hr',plottype='line',
-			    promember=0):
+def workout_flexchart3_view(request,*args,**kwargs):
+#                            xparam='distance',yparam1='pace',
+#			    yparam2='hr',plottype='line',
+#			    promember=0):
 
-#    print args
-#    try:
-#        id = args[0]
-#    except:
-#        pass
     
-#    if 'xparam' in kwargs:
-#        print "found it"
-    if request.method == 'POST':
-	workstrokesonly = request.POST['workstrokesonly']
-	if workstrokesonly == 'True':
-	    workstrokesonly = True
-	else:
-	    workstrokesonly = False
+    
+    try:
+        id = kwargs['id']
+    except KeyError:
+        return HttpResponse("Invalid workout number")
+    
+    if 'promember' in kwargs:
+        promember = kwargs['promember']
     else:
-	workstrokesonly = False
+        promember = 0
+
+    try:
+        favoritenr = int(request.GET['favoritechart'])
+    except:
+        favoritenr = 0
+        
+
     
     row = Workout.objects.get(id=id)
     promember=0
@@ -2606,6 +2611,56 @@ def workout_flexchart3_view(request,id=0,#*args,**kwargs):
 	    if request.user == row.user.user:
 		mayedit=1
 
+
+    favorites = FavoriteChart.objects.filter(user=r).order_by("id")
+    maxfav = len(favorites)-1
+                
+    if 'xparam' in kwargs:
+        xparam = kwargs['xparam']
+    else:
+        if favorites:
+            xparam = favorites[favoritenr].xparam
+        else:
+            xparam = 'distance'
+
+    if 'yparam1' in kwargs:
+        yparam1 = kwargs['yparam1']
+    else:
+        if favorites:
+            yparam1 = favorites[favoritenr].yparam1
+        else:
+            yparam1 = 'pace'
+            
+    if 'yparam2' in kwargs:
+        yparam2 = kwargs['yparam2']
+    else:
+        if favorites:
+            yparam2 = favorites[favoritenr].yparam2
+        else:
+            yparam2 = 'hr'
+
+    if 'plottype' in kwargs:
+        plottype = kwargs['plottype']
+    else:
+        if favorites:
+            plottype = favorites[favoritenr].plottype
+        else:
+            plottype = 'line'
+
+    if request.method == 'POST' and 'savefavorite' in request.POST:
+        f = FavoriteChart(user=r,xparam=xparam,
+                          yparam1=yparam1,yparam2=yparam2,
+                          plottype=plottype)
+        f.save()
+    if request.method == 'POST' and 'workstrokesonly' in request.POST:
+	workstrokesonly = request.POST['workstrokesonly']
+	if workstrokesonly == 'True':
+	    workstrokesonly = True
+	else:
+	    workstrokesonly = False
+    else:
+	workstrokesonly = False
+
     # create interactive plot
     res = interactive_flex_chart2(id,xparam=xparam,yparam1=yparam1,
 				 yparam2=yparam2,
@@ -2631,6 +2686,8 @@ def workout_flexchart3_view(request,id=0,#*args,**kwargs):
 		       'mayedit':mayedit,
 		       'promember':promember,
 		       'workstrokesonly': not workstrokesonly,
+                       'favoritenr':favoritenr,
+                       'maxfav':maxfav,
 		      })
     else:
         return render(request,
@@ -2647,6 +2704,8 @@ def workout_flexchart3_view(request,id=0,#*args,**kwargs):
 		       'mayedit':mayedit,
 		       'promember':promember,
 		       'workstrokesonly': not workstrokesonly,
+                       'favoritenr':favoritenr,
+                       'maxfav':maxfav,
 		      })
 	
 def testbokeh(request):
@@ -4433,6 +4492,56 @@ def workout_summary_edit_view(request,id,message="",successmessage=""
 		   })
 
 
+@login_required()
+def rower_favoritecharts_view(request):
+    message = ''
+    successmessage = ''
+    r = Rower.objects.get(user=request.user)
+    favorites = FavoriteChart.objects.filter(user=r).order_by('id')
+    favorites_data = [{'yparam1':f.yparam1,
+                        'yparam2':f.yparam2,
+                        'xparam':f.xparam,
+                        'plottype':f.plottype}
+                       for f in favorites]
+    FavoriteChartFormSet = formset_factory(FavoriteForm,formset=BaseFavoriteFormSet)
+
+    if request.method == 'POST':
+        favorites_formset = FavoriteChartFormSet(request.POST)
+
+        if favorites_formset.is_valid():
+            new_instances = []
+            for favorites_form in favorites_formset:
+                yparam1 = favorites_form.cleaned_data.get('yparam1')
+                yparam2 = favorites_form.cleaned_data.get('yparam2')
+                xparam = favorites_form.cleaned_data.get('xparam')
+                plottype = favorites_form.cleaned_data.get('plottype')
+                new_instances.append(FavoriteChart(user=r,
+                                                   yparam1=yparam1,
+                                                   yparam2=yparam2,
+                                                   xparam=xparam,
+                                                   plottype=plottype))
+            try:
+                with transaction.atomic():
+                    FavoriteChart.objects.filter(user=r).delete()
+                    FavoriteChart.objects.bulk_create(new_instances)
+                    successmessage = "You have updated your favorites"
+
+            except IntegrityError:
+                message = "something went wrong"
+
+    else:
+        favorites_formset = FavoriteChartFormSet(initial=favorites_data)
+                
+
+    context = {
+        'favorites_formset':favorites_formset,
+        'message':message,
+        'successmessage':successmessage,
+        }
+
+    
+    
+    return render(request,'favoritecharts.html',context)
 
 @login_required()
 def rower_edit_view(request,message=""):

static/js/jquery.formset.js

@@ -0,0 +1,231 @@
+/**
+ * jQuery Formset 1.3-pre
+ * @author Stanislaus Madueke (stan DOT madueke AT gmail DOT com)
+ * @requires jQuery 1.2.6 or later
+ *
+ * Copyright (c) 2009, Stanislaus Madueke
+ * All rights reserved.
+ *
+ * Licensed under the New BSD License
+ * See: http://www.opensource.org/licenses/bsd-license.php
+ */
+;(function($) {
+    $.fn.formset = function(opts)
+    {
+        var options = $.extend({}, $.fn.formset.defaults, opts),
+            flatExtraClasses = options.extraClasses.join(' '),
+            totalForms = $('#id_' + options.prefix + '-TOTAL_FORMS'),
+            maxForms = $('#id_' + options.prefix + '-MAX_NUM_FORMS'),
+            minForms = $('#id_' + options.prefix + '-MIN_NUM_FORMS'),
+            childElementSelector = 'input,select,textarea,label,div',
+            $$ = $(this),
+
+            applyExtraClasses = function(row, ndx) {
+                if (options.extraClasses) {
+                    row.removeClass(flatExtraClasses);
+                    row.addClass(options.extraClasses[ndx % options.extraClasses.length]);
+                }
+            },
+
+            updateElementIndex = function(elem, prefix, ndx) {
+                var idRegex = new RegExp(prefix + '-(\\d+|__prefix__)-'),
+                    replacement = prefix + '-' + ndx + '-';
+                if (elem.attr("for")) elem.attr("for", elem.attr("for").replace(idRegex, replacement));
+                if (elem.attr('id')) elem.attr('id', elem.attr('id').replace(idRegex, replacement));
+                if (elem.attr('name')) elem.attr('name', elem.attr('name').replace(idRegex, replacement));
+            },
+
+            hasChildElements = function(row) {
+                return row.find(childElementSelector).length > 0;
+            },
+
+            showAddButton = function() {
+                return maxForms.length == 0 ||   // For Django versions pre 1.2
+                    (maxForms.val() == '' || (maxForms.val() - totalForms.val() > 0));
+            },
+
+            /**
+            * Indicates whether delete link(s) can be displayed - when total forms > min forms
+            */
+            showDeleteLinks = function() {
+                return minForms.length == 0 ||   // For Django versions pre 1.7
+                    (minForms.val() == '' || (totalForms.val() - minForms.val() > 0));
+            },
+
+            insertDeleteLink = function(row) {
+                var delCssSelector = $.trim(options.deleteCssClass).replace(/\s+/g, '.'),
+                    addCssSelector = $.trim(options.addCssClass).replace(/\s+/g, '.');
+                if (row.is('TR')) {
+                    // If the forms are laid out in table rows, insert
+                    // the remove button into the last table cell:
+                    row.children(':last').append('<a class="' + options.deleteCssClass +'" href="javascript:void(0)">' + options.deleteText + '</a>');
+                } else if (row.is('UL') || row.is('OL')) {
+                    // If they're laid out as an ordered/unordered list,
+                    // insert an <li> after the last list item:
+                    row.append('<li><a class="' + options.deleteCssClass + '" href="javascript:void(0)">' + options.deleteText +'</a></li>');
+                } else {
+                    // Otherwise, just insert the remove button as the
+                    // last child element of the form's container:
+                    row.append('<a class="' + options.deleteCssClass + '" href="javascript:void(0)">' + options.deleteText +'</a>');
+                }
+                // Check if we're under the minimum number of forms - not to display delete link at rendering
+                if (!showDeleteLinks()){
+                    row.find('a.' + delCssSelector).hide();
+                }
+
+                row.find('a.' + delCssSelector).click(function() {
+                    var row = $(this).parents('.' + options.formCssClass),
+                        del = row.find('input:hidden[id $= "-DELETE"]'),
+                        buttonRow = row.siblings("a." + addCssSelector + ', .' + options.formCssClass + '-add'),
+                        forms;
+                    if (del.length) {
+                        // We're dealing with an inline formset.
+                        // Rather than remove this form from the DOM, we'll mark it as deleted
+                        // and hide it, then let Django handle the deleting:
+                        del.val('on');
+                        row.hide();
+                        forms = $('.' + options.formCssClass).not(':hidden');
+                    } else {
+                        row.remove();
+                        // Update the TOTAL_FORMS count:
+                        forms = $('.' + options.formCssClass).not('.formset-custom-template');
+                        totalForms.val(forms.length);
+                    }
+                    for (var i=0, formCount=forms.length; i<formCount; i++) {
+                        // Apply `extraClasses` to form rows so they're nicely alternating:
+                        applyExtraClasses(forms.eq(i), i);
+                        if (!del.length) {
+                            // Also update names and IDs for all child controls (if this isn't
+                            // a delete-able inline formset) so they remain in sequence:
+                            forms.eq(i).find(childElementSelector).each(function() {
+                                updateElementIndex($(this), options.prefix, i);
+                            });
+                        }
+                    }
+                    // Check if we've reached the minimum number of forms - hide all delete link(s)
+                    if (!showDeleteLinks()){
+                        $('a.' + delCssSelector).each(function(){$(this).hide();});
+                    }
+                    // Check if we need to show the add button:
+                    if (buttonRow.is(':hidden') && showAddButton()) buttonRow.show();
+                    // If a post-delete callback was provided, call it with the deleted form:
+                    if (options.removed) options.removed(row);
+                    return false;
+                });
+            };
+
+        $$.each(function(i) {
+            var row = $(this),
+                del = row.find('input:checkbox[id $= "-DELETE"]');
+            if (del.length) {
+                // If you specify "can_delete = True" when creating an inline formset,
+                // Django adds a checkbox to each form in the formset.
+                // Replace the default checkbox with a hidden field:
+                if (del.is(':checked')) {
+                    // If an inline formset containing deleted forms fails validation, make sure
+                    // we keep the forms hidden (thanks for the bug report and suggested fix Mike)
+                    del.before('<input type="hidden" name="' + del.attr('name') +'" id="' + del.attr('id') +'" value="on" />');
+                    row.hide();
+                } else {
+                    del.before('<input type="hidden" name="' + del.attr('name') +'" id="' + del.attr('id') +'" />');
+                }
+                // Hide any labels associated with the DELETE checkbox:
+                $('label[for="' + del.attr('id') + '"]').hide();
+                del.remove();
+            }
+            if (hasChildElements(row)) {
+                row.addClass(options.formCssClass);
+                if (row.is(':visible')) {
+                    insertDeleteLink(row);
+                    applyExtraClasses(row, i);
+                }
+            }
+        });
+
+        if ($$.length) {
+            var hideAddButton = !showAddButton(),
+                addButton, template;
+            if (options.formTemplate) {
+                // If a form template was specified, we'll clone it to generate new form instances:
+                template = (options.formTemplate instanceof $) ? options.formTemplate : $(options.formTemplate);
+                template.removeAttr('id').addClass(options.formCssClass + ' formset-custom-template');
+                template.find(childElementSelector).each(function() {
+                    updateElementIndex($(this), options.prefix, '__prefix__');
+                });
+                insertDeleteLink(template);
+            } else {
+                // Otherwise, use the last form in the formset; this works much better if you've got
+                // extra (>= 1) forms (thnaks to justhamade for pointing this out):
+                template = $('.' + options.formCssClass + ':last').clone(true).removeAttr('id');
+                template.find('input:hidden[id $= "-DELETE"]').remove();
+                // Clear all cloned fields, except those the user wants to keep (thanks to brunogola for the suggestion):
+                template.find(childElementSelector).not(options.keepFieldValues).each(function() {
+                    var elem = $(this);
+                    // If this is a checkbox or radiobutton, uncheck it.
+                    // This fixes Issue 1, reported by Wilson.Andrew.J:
+                    if (elem.is('input:checkbox') || elem.is('input:radio')) {
+                        elem.attr('checked', false);
+                    } else {
+                        elem.val('');
+                    }
+                });
+            }
+            // FIXME: Perhaps using $.data would be a better idea?
+            options.formTemplate = template;
+
+            if ($$.is('TR')) {
+                // If forms are laid out as table rows, insert the
+                // "add" button in a new table row:
+                var numCols = $$.eq(0).children().length,   // This is a bit of an assumption :|
+                    buttonRow = $('<tr><td colspan="' + numCols + '"><a class="' + options.addCssClass + '" href="javascript:void(0)">' + options.addText + '</a></tr>')
+                                .addClass(options.formCssClass + '-add');
+                $$.parent().append(buttonRow);
+                if (hideAddButton) buttonRow.hide();
+                addButton = buttonRow.find('a');
+            } else {
+                // Otherwise, insert it immediately after the last form:
+                $$.filter(':last').after('<a class="' + options.addCssClass + '" href="javascript:void(0)">' + options.addText + '</a>');
+                addButton = $$.filter(':last').next();
+                if (hideAddButton) addButton.hide();
+            }
+            addButton.click(function() {
+                var formCount = parseInt(totalForms.val()),
+                    row = options.formTemplate.clone(true).removeClass('formset-custom-template'),
+                    buttonRow = $($(this).parents('tr.' + options.formCssClass + '-add').get(0) || this)
+                    delCssSelector = $.trim(options.deleteCssClass).replace(/\s+/g, '.');
+                applyExtraClasses(row, formCount);
+                row.insertBefore(buttonRow).show();
+                row.find(childElementSelector).each(function() {
+                    updateElementIndex($(this), options.prefix, formCount);
+                });
+                totalForms.val(formCount + 1);
+                // Check if we're above the minimum allowed number of forms -> show all delete link(s)
+                if (showDeleteLinks()){
+                    $('a.' + delCssSelector).each(function(){$(this).show();});
+                }
+                // Check if we've exceeded the maximum allowed number of forms:
+                if (!showAddButton()) buttonRow.hide();
+                // If a post-add callback was supplied, call it with the added form:
+                if (options.added) options.added(row);
+                return false;
+            });
+        }
+
+        return $$;
+    };
+
+    /* Setup plugin defaults */
+    $.fn.formset.defaults = {
+        prefix: 'form',                  // The form prefix for your django formset
+        formTemplate: null,              // The jQuery selection cloned to generate new form instances
+        addText: 'add another',          // Text for the add link
+        deleteText: 'remove',            // Text for the delete link
+        addCssClass: 'add-row',          // CSS class applied to the add link
+        deleteCssClass: 'delete-row',    // CSS class applied to the delete link
+        formCssClass: 'dynamic-form',    // CSS class applied to each form in a formset
+        extraClasses: [],                // Additional CSS classes, which will be applied to each form in turn
+        keepFieldValues: '',             // jQuery selector for fields whose values should be kept when the form is cloned
+        added: null,                     // Function called each time a new form is added
+        removed: null                    // Function called each time a form is deleted
+    };
+})(jQuery);