get app ready for heroku

items/views.py

@@ -0,0 +1,181 @@
+from django.shortcuts import HttpResponse, HttpResponseRedirect
+from django.template import loader
+from django.utils import timezone
+from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger
+from django.contrib.auth.decorators import login_required
+from django.db.models import Q
+from models import Item
+from committee.models import Committee
+
+def isAuthorised(request, item):
+    return (request.user == item.committee.chair
+            or request.user.groups.filter(name='Fincom').exists())
+
+def authError():
+    return HttpResponseRedirect('/items')
+
+def myItems(user):
+    if (user.groups.filter(name='Fincom').exists()):
+        return Item.objects.order_by('-date_filed', 'desc')
+
+    comms = []
+    for c in Committee.objects.all():
+        if (c.chair == user):
+            comms.append(c)
+
+    return Item.objects.filter(Q(created_by=user) | Q(committee__in=comms)) \
+            .order_by('-date_filed', 'desc')
+
+def pageItems(request, items, status):
+    if status != 'M':
+        p = Paginator(items.filter(status=status), 8)
+    else:
+        p = Paginator(items, 8)
+    page = request.GET.get(status)
+
+    try:
+        return p.page(page)
+    except PageNotAnInteger:
+        return p.page(1)
+    except EmptyPage:
+        return p.page(p.num_pages)
+
+@login_required
+def list(request):
+    template = loader.get_template('items/list.html')
+    items = myItems(request.user)
+    mine = Item.objects.filter(created_by=request.user).order_by('-date_filed')
+
+
+    context = {
+        'preapproved': pageItems(request, items, Item.PREAPPROVED),
+        'processed': pageItems(request, items, Item.PROCESSED),
+        'newitems': pageItems(request, items, Item.NEW),
+        'rejected': pageItems(request, items, Item.REJECTED),
+        'mine': pageItems(request, mine, 'M'),
+    }
+
+    return HttpResponse(template.render(context, request))
+
+@login_required
+def details(request, item_id):
+    I = Item.objects.get(pk=item_id)
+    if (not isAuthorised(request, I)
+        and request.user != I.created_by):
+        return authError()
+
+    template = loader.get_template('items/details.html')
+    
+    context = {
+        'I': I,
+        'approve': isAuthorised(request, I),
+    }
+    return HttpResponse(template.render(context, request))
+
+def approve(request, item_id):
+    I = Item.objects.get(pk=item_id)
+
+    if (not isAuthorised(request, I)):
+        return authError()
+
+    I.approved_by.add(request.user)
+    if (I.committee.chair == request.user and
+        I.status == Item.NEW):
+        I.status = Item.PREAPPROVED
+        I.mail_fincom()
+    elif (request.user.groups.filter(name='Fincom').exists()):
+        I.status = Item.PROCESSED
+        
+    I.save()
+
+    return HttpResponseRedirect('/items')
+
+def reject(request, item_id):
+    I = Item.objects.get(pk=item_id)
+
+    if (not isAuthorised(request, I)):
+        return authError()
+
+    I.status = Item.REJECTED
+    I.save()
+
+    return HttpResponseRedirect('/items')
+
+def delete(request, item_id):
+    I = Item.objects.get(pk=item_id)
+
+    if (not isAuthorised(request, I)):
+        return authError()
+
+    I.delete()
+
+    return HttpResponseRedirect('/items')
+
+def edit(request, item_id):
+    I = Item.objects.get(pk=item_id)
+
+    if (not isAuthorised(request, I)
+        and request.user != I.created_by):
+        return authError()
+
+    if request.method == 'POST':
+        if (request.POST.get('desc', None)):
+            I.desc = request.POST['desc']
+        if (request.POST.get('event', None)):
+            I.event = request.POST['event']
+        if (request.POST.get('committee', None)):
+            I.committee = Committee.objects.get(name=request.POST['committee'])
+        if (request.POST.get('cost', None)):
+            I.cost = request.POST['cost']
+        if (request.POST.get('date', None)):
+            I.date_purchased = Item.parseDate(request.POST['date']),
+        if (request.POST.get('details', None)):
+            I.details = request.POST['details']
+
+        I.save()
+
+        return HttpResponseRedirect('/items/' + str(item_id))
+    else:
+        template = loader.get_template('items/edit.html')
+        
+        context = {
+            'I': I,
+            'committees': Committee.objects.order_by('name'),
+        }
+        return HttpResponse(template.render(context, request))
+
+def new_form(request):
+    if request.method == 'POST':
+        if request.FILES['image'].size > 10 * (1 << 20):
+            template = loader.get_template('items/new.html')
+            context = {
+                'committees': Committee.objects.order_by('name'),
+                'error': 'Your image file is too large. Maximum size is 20MB',
+            }
+            return HttpResponse(template.render(context, request))
+        item = Item(
+            desc = request.POST['desc'],
+            event = request.POST['event'],
+            committee = Committee.objects.get(name=request.POST['committee']),
+            cost = request.POST['cost'],
+            date_purchased = Item.parseDate(request.POST['date']),
+            details = request.POST['details'],
+            date_filed = timezone.now(),
+            created_by = request.user,
+            status = Item.NEW,
+            image = request.FILES['image'],
+        )
+
+        item.save()
+
+        item.mail_com_chair()
+
+        return HttpResponseRedirect('/items')
+
+    else:
+        template = loader.get_template('items/new.html')
+        context = {
+            'committees': Committee.objects.order_by('name'),
+        }
+
+        return HttpResponse(template.render(context, request))