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1 """
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2 Forms for the messages application.
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3 """
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4
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5 from django import forms
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6 from django.contrib.auth.models import User
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7 from django.conf import settings
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8 from django.contrib.sites.models import Site
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9 from django.core.urlresolvers import reverse
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10 from django.template.loader import render_to_string
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11
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12 from core.functions import send_mail
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13 from core.functions import get_full_name
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14 from core.widgets import AutoCompleteUserInput
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15 from messages.models import Message
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16 from messages.models import Options
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17
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18
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19 class ComposeForm(forms.Form):
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20 """
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21 This form is used to compose private messages.
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22 """
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23 receiver = forms.CharField(label='To',
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24 max_length=30,
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25 widget=AutoCompleteUserInput())
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26 subject = forms.CharField(max_length=120, widget=forms.TextInput(attrs={'size': 52}))
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27 message = forms.CharField(widget=forms.Textarea(attrs={'class': 'markItUp smileyTarget'}))
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28 attach_signature = forms.BooleanField(label='Attach Signature?', required=False)
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29
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30 def __init__(self, user, *args, **kwargs):
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31 forms.Form.__init__(self, *args, **kwargs)
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32 self.user = user
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33 options = Options.objects.for_user(user)
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34 self.fields['attach_signature'].initial = options.attach_signature
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35
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36 def clean_receiver(self):
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37 receiver = self.cleaned_data['receiver']
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38 try:
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39 self.rcvr_user = User.objects.get(username=receiver)
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40 except User.DoesNotExist:
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41 raise forms.ValidationError("That username does not exist.")
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42 if self.user == self.rcvr_user:
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43 raise forms.ValidationError("You can't send a message to yourself.")
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44 return receiver
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45
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46 def save(self, parent_msg=None):
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47 sender = self.user
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48 receiver = self.rcvr_user
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49 subject = self.cleaned_data['subject']
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50 message = self.cleaned_data['message']
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51 attach_signature = self.cleaned_data['attach_signature']
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52
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53 new_msg = Message(
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54 sender=sender,
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55 receiver=receiver,
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56 subject=subject,
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57 message=message,
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58 signature_attached=attach_signature,
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59 )
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60 new_msg.save()
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61 if parent_msg is not None:
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62 parent_msg.reply_date = new_msg.send_date
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63 parent_msg.save()
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64
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65 receiver_opts = Options.objects.for_user(receiver)
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66 if receiver_opts.notify_email:
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67 notify_receiver(new_msg)
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68
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69 class Media:
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70 css = {
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71 'all': (settings.GPP_THIRD_PARTY_CSS['markitup'] +
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72 settings.GPP_THIRD_PARTY_CSS['jquery-ui'])
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73 }
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74 js = (settings.GPP_THIRD_PARTY_JS['markitup'] +
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75 settings.GPP_THIRD_PARTY_JS['jquery-ui'])
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76
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77
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78 class OptionsForm(forms.ModelForm):
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79 class Meta:
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80 model = Options
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81
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82
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83 def notify_receiver(new_msg):
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84 """
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85 This function creates the notification email to notify a user of
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86 a new private message.
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87 """
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88 site = Site.objects.get_current()
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89
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90 email_body = render_to_string('messages/notification_email.txt', {
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91 'site': site,
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92 'msg': new_msg,
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93 'options_url': reverse('messages-options'),
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94 })
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95
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96 subject = 'New private message for %s at %s' % (new_msg.receiver.username, site.name)
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97 from_email = settings.GPP_NO_REPLY_EMAIL + '@' + site.domain
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98 send_mail(subject, email_body, from_email, [new_msg.receiver.email])
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