pytask/taskapp/views/user.py
branchbuildout
changeset 227 3c8f3b0e5b00
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pytask/taskapp/views/user.py	Thu Jan 06 19:07:04 2011 +0530
@@ -0,0 +1,347 @@
+import os
+
+from django.http import HttpResponse, Http404
+from django.shortcuts import redirect, render_to_response
+from django.contrib.auth.models import User
+from django.contrib.auth.decorators import login_required
+
+from pytask.taskapp.models import Task, Profile, Request
+
+from pytask.taskapp.events.user import createUser
+from pytask.taskapp.events.request import reply_to_request
+
+from pytask.taskapp.forms.user import UserProfileEditForm, UserChoiceForm
+
+from pytask.taskapp.utilities.request import get_request, create_request
+from pytask.taskapp.utilities.notification import get_notification, create_notification
+from pytask.taskapp.utilities.user import get_user
+
+about = {
+    "addmentors": "about/addmentors.html",
+    "mentor": "about/mentor.html", 
+    "starthere": "about/starthere.html",
+    "task": "about/task.html",
+    "tasklife": "about/tasklife.html",
+    "developer": "about/developer.html",
+    "notification": "about/notification.html",
+    "request": "about/request.html",
+    "manager": "about/manager.html",
+    "admin": "about/admin.html",
+}
+
+def show_msg(user, message, redirect_url=None, url_desc=None):
+    """ simply redirect to homepage """
+    
+    return render_to_response('show_msg.html',{'user':user, 'message':message, 'redirect_url':redirect_url, 'url_desc':url_desc})
+
+def homepage(request):
+    """ check for authentication and display accordingly. """
+   
+    user = request.user
+    is_guest = False
+    is_mentor = False
+    can_create_task = False
+    task_list = []
+    
+    if not user.is_authenticated():
+        is_guest = True
+        disp_num = 10
+        task_list = Task.objects.exclude(status="UP").exclude(status="CD").exclude(status="CM").order_by('published_datetime').reverse()[:10]
+        return render_to_response('index.html', {'user':user, 'is_guest':is_guest, 'task_list':task_list})
+        
+    else:
+        user = get_user(request.user)
+        user_profile = user.get_profile()
+        is_mentor = True if user.task_mentors.all() else False
+        can_create_task = False if user_profile.rights == u"CT" else True
+        
+        context = {'user':user,
+                   'is_guest':is_guest,
+                   'is_mentor':is_mentor,
+                   'task_list':task_list,
+                   'can_create_task':can_create_task,
+                   }
+
+        context["unpublished_tasks"] = user.task_mentors.filter(status="UP")
+        context["mentored_tasks"] = user.task_mentors.exclude(status="UP").exclude(status="CM").exclude(status="CD").exclude(status="DL")
+        context["claimed_tasks"] = user.task_claimed_users.exclude(status="UP").exclude(status="CM").exclude(status="CD").exclude(status="DL")
+        context["working_tasks"] = user.task_assigned_users.filter(status="WR")
+                   
+        return render_to_response('index.html', context)
+
+@login_required
+def learn_more(request, what):
+    """ depending on what was asked for, we render different pages.
+    """
+
+    user = get_user(request.user)
+    disp_template = about.get(what, None)
+    if not disp_template:
+        raise Http404
+    else:
+        return render_to_response(disp_template, {'user':user})
+
+@login_required
+def view_my_profile(request,uid=None):
+    """ allows the user to view the profiles of users """
+    user = get_user(request.user)
+    request_user_profile = request.user.get_profile()
+    request_user_privilege = True if request_user_profile.rights in ['AD','MG'] else False
+    if uid == None:
+        edit_profile = True
+        profile = Profile.objects.get(user = request.user)
+        return render_to_response('user/my_profile.html', {'edit_profile':edit_profile,'profile':profile, 'user':user, 'privilege':request_user_privilege})
+    edit_profile = True if request.user == User.objects.get(pk=uid) else False
+    try:
+        profile = Profile.objects.get(user = User.objects.get(pk=uid))
+    except Profile.DoesNotExist:
+        raise Http404
+    return render_to_response('user/my_profile.html', {'edit_profile':edit_profile,'profile':profile, 'user':user, 'privilege':request_user_privilege})
+
+@login_required
+def edit_my_profile(request):
+    """ enables the user to edit his/her user profile """
+
+    user = get_user(request.user)
+    user_profile = user.get_profile()
+
+    edit_profile_form = UserProfileEditForm(instance = user_profile)
+    if request.method == 'POST':
+
+        data = request.POST.copy()
+        uploaded_photo = request.FILES.get('photo', None)
+        data.__setitem__('photo', uploaded_photo)
+
+        edit_profile_form = UserProfileEditForm(data, instance=user_profile)
+        if edit_profile_form.is_valid():
+            edit_profile_form.save()
+            return redirect('/user/view/uid='+str(user.id))
+        else:
+            return render_to_response('user/edit_profile.html',{'user':user, 'edit_profile_form' : edit_profile_form})
+    else:
+        profile = user.get_profile()
+        edit_profile_form = UserProfileEditForm(instance = profile)
+        return render_to_response('user/edit_profile.html',{'edit_profile_form' : edit_profile_form, 'user':user})
+
+@login_required
+def browse_requests(request):
+    
+    user = get_user(request.user)
+    active_reqs = user.request_sent_to.filter(is_replied=False).exclude(is_valid=False)
+    reqs = active_reqs.order_by('creation_date').reverse()
+
+    context = {
+        'user':user,
+        'reqs':reqs,
+    }
+
+    return render_to_response('user/browse_requests.html', context)
+
+@login_required
+def view_request(request, rid):
+    """ please note that request variable in this method is that of django.
+    our app request is called user_request.
+    """
+
+    user = get_user(request.user)
+    user_rights = user.get_profile().rights
+    newest, newer, user_request, older, oldest = get_request(rid, user)
+    if not user_request:
+        raise Http404
+
+    user_request.is_read = True
+    user_request.save()
+
+    context = {
+        'user':user,
+        'req':user_request,
+        'sent_users':user_request.sent_to.all(),
+        'newest':newest,
+        'newer':newer,
+        'older':older,
+        'oldest':oldest,
+    }
+
+    return render_to_response('user/view_request.html', context)
+
+@login_required
+def process_request(request, rid, reply):
+    """ check if the method is post and then update the request.
+    if it is get, display a 404 error.
+    """
+
+    user = get_user(request.user)
+    browse_request_url= '/user/requests'
+    newest, newer, req_obj, older, oldest = get_request(rid, user)
+
+    if not req_obj:
+        return show_msg(user, "Your reply has been processed", browse_request_url, "view other requests")
+
+    if request.method=="POST":
+        reply = True if reply == "yes" else False
+        req_obj.remarks = request.POST.get('remarks', "")
+        req_obj.save()
+
+        reply_to_request(req_obj, reply, user)
+
+        return redirect('/user/requests/')
+        return show_msg(user, "Your reply has been processed", browse_request_url, "view other requests")
+    else:
+        return show_msg(user, "You are not authorised to do this", browse_request_url, "view other requests")
+
+@login_required
+def browse_notifications(request):
+    """ get the list of notifications that are not deleted and display in datetime order.
+    """
+
+    user = get_user(request.user)
+
+    active_notifications = user.notification_sent_to.filter(is_deleted=False).order_by('sent_date').reverse()
+
+    context = {
+        'user':user,
+        'notifications':active_notifications,
+    }
+
+    return render_to_response('user/browse_notifications.html', context)
+
+@login_required
+def view_notification(request, nid):
+    """ get the notification depending on nid.
+    Display it.
+    """
+
+    user = get_user(request.user)
+    newest, newer, notification, older, oldest = get_notification(nid, user)
+    if not notification:
+        raise Http404
+
+    notification.is_read = True
+    notification.save()
+
+    context = {
+        'user':user,
+        'notification':notification,
+        'newest':newest,
+        'newer':newer,
+        'older':older,
+        'oldest':oldest,
+    }
+
+    return render_to_response('user/view_notification.html', context)
+
+@login_required
+def edit_notification(request, nid, action):
+    """ if action is delete, set is_deleted.
+    if it is unread, unset is_read.
+    save the notification and redirect to browse_notifications.
+    """
+
+    user = get_user(request.user)
+    newest, newer, notification, older, oldest = get_notification(nid, user)
+
+    if not notification:
+        raise Http404
+
+    notifications_url = "/user/notifications/"
+
+    if request.method == "POST":
+        if action == "delete":
+            notification.is_deleted = True
+        elif action == "unread":
+            notification.is_read = False
+        
+        notification.save()
+        if older:
+            return redirect('/user/notifications/nid=%s'%older.id)
+        else:
+            return redirect(notifications_url)
+    else:
+        return show_msg(user, 'This is wrong', notification_url, "view the notification")
+ 
+@login_required
+def change_rights(request, role):
+    """ check if the current user has privileges to do this.
+    """
+    
+    user = get_user(request.user)
+    role = role.upper()
+    user_profile = user.get_profile()
+    user_rights = user_profile.rights
+
+    user_can_view = True if user_rights == "AD" or ( user_rights == "MG" and role in ["MG", "DV"] ) else False
+
+    if user_can_view:
+        if role == "DV":
+            current_contributors = list(User.objects.filter(is_active=True,profile__rights="CT"))
+            pending_requests = user.request_sent_by.filter(is_replied=False,is_valid=True)
+            pending_dv_requests = pending_requests.filter(role="DV")
+
+            ## one cannot make same request many times
+            for req in pending_dv_requests:
+                current_contributors.remove(req.sent_to.all()[0])
+
+            choices = [ (_.id,_.username ) for _ in current_contributors ]
+
+        elif role == "MG":
+            active_users = User.objects.filter(is_active=True)
+            dv_ct_users = list(active_users.filter(profile__rights="CT") | active_users.filter(profile__rights="DV"))
+            pending_requests = user.request_sent_by.filter(is_replied=False,is_valid=True)
+            pending_mg_requests = pending_requests.filter(role="MG")
+
+            ## same logic here. you cannot make another request exactly the same.
+            ## but iam still not decided whether someone who requests a user to be admin,
+            ## can be given a chance to request the same user to be a manager or developer
+            for req in pending_mg_requests:
+                dv_ct_users.remove(req.sent_to.all()[0])
+
+            choices = [ (_.id, _.username ) for _ in dv_ct_users ]
+
+        elif role == "AD":
+            active_users = User.objects.filter(is_active=True)
+            non_ad_users = list(active_users.exclude(profile__rights="AD"))
+            pending_requests = user.request_sent_by.filter(is_replied=False,is_valid=True)
+            pending_ad_requests = pending_requests.filter(role="AD")
+
+            ## we filter out users who have already been requested by the user to be an admin
+            for req in pending_ad_requests:
+                non_ad_users.remove(req.sent_to.all()[0])
+
+            choices = [ (_.id,_.username ) for _ in non_ad_users ]
+
+        form = UserChoiceForm(choices)
+
+        context = {
+            'user':user,
+            'form':form,
+        }
+
+        if request.method=="POST":
+            data = request.POST
+            form = UserChoiceForm(choices, data)
+            if form.is_valid():
+                user_to_change = User.objects.get(id=form.cleaned_data['user'])
+                create_request(sent_by=user, role=role, sent_to=user_to_change)
+                return show_msg(user, "A request has been sent", "/", "return to home page")
+            else:
+                raise Http404
+        else:
+            return render_to_response('user/changerole.html', context)
+    else:
+        raise Http404
+
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