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annotate gpp/bio/forms.py @ 327:a1bf6cf49720

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Modified the implementation of the avatar tag to look for an attribute 'user_profile' on the user object. If present, this is assumed to be the profile. This improves the performance of the member list and some forum views.
author Brian Neal <bgneal@gmail.com>
date Tue, 22 Feb 2011 02:11:26 +0000
parents 88b2b9cb8c1f
children e28aee19f7c9
rev   line source
gremmie@1 1 """
gremmie@1 2 This file contains the forms used by the bio application.
gremmie@1 3 """
gremmie@1 4 try:
gremmie@1 5 from cStringIO import StringIO
gremmie@1 6 except:
gremmie@1 7 from StringIO import StringIO
gremmie@1 8
gremmie@1 9 from django import forms
gremmie@1 10 from django.conf import settings
gremmie@1 11 from django.core.files.base import ContentFile
gremmie@1 12 from django.contrib.auth.models import User
gremmie@1 13
gremmie@1 14 from bio.models import UserProfile
bgneal@149 15 from core.widgets import AutoCompleteUserInput
bgneal@265 16 from core.image import parse_image, downscale_image_square
gremmie@1 17
gremmie@1 18
gremmie@1 19 class EditUserForm(forms.ModelForm):
gremmie@1 20 """Form for editing the fields of the User model."""
gremmie@1 21 email = forms.EmailField(label='Email', required=True)
gremmie@1 22 class Meta:
gremmie@1 23 model = User
gremmie@1 24 fields = ('first_name', 'last_name', 'email')
gremmie@1 25
gremmie@1 26
gremmie@1 27 class EditUserProfileForm(forms.ModelForm):
gremmie@1 28 """Form for editing the fields of the UserProfile model."""
gremmie@1 29 location = forms.CharField(required=False, widget=forms.TextInput(attrs={'size' : 64 }))
gremmie@1 30 occupation = forms.CharField(required=False, widget=forms.TextInput(attrs={'size' : 64 }))
gremmie@1 31 interests = forms.CharField(required=False, widget=forms.TextInput(attrs={'size' : 64 }))
bgneal@70 32 time_zone = forms.CharField(required=False, widget=forms.HiddenInput())
bgneal@120 33 use_24_time = forms.BooleanField(label='Show times in 24-hour mode', required=False)
bgneal@312 34 profile_text = forms.CharField(required=False,
bgneal@133 35 widget=forms.Textarea(attrs={'class': 'markItUp'}))
bgneal@312 36 signature = forms.CharField(required=False,
bgneal@133 37 widget=forms.Textarea(attrs={'class': 'markItUp'}))
gremmie@1 38
gremmie@1 39 class Meta:
gremmie@1 40 model = UserProfile
bgneal@206 41 fields = ('location', 'birthday', 'occupation', 'interests',
bgneal@206 42 'profile_text', 'hide_email', 'signature', 'time_zone',
bgneal@206 43 'use_24_time', )
gremmie@1 44
gremmie@1 45 class Media:
gremmie@1 46 css = {
bgneal@6 47 'all': settings.GPP_THIRD_PARTY_CSS['markitup'] + \
bgneal@6 48 settings.GPP_THIRD_PARTY_CSS['jquery-ui']
gremmie@1 49 }
bgneal@12 50 js = settings.GPP_THIRD_PARTY_JS['markitup'] + \
bgneal@6 51 settings.GPP_THIRD_PARTY_JS['jquery-ui'] + \
bgneal@70 52 ('js/bio.js', 'js/timezone.js')
gremmie@1 53
gremmie@1 54
gremmie@1 55 class UploadAvatarForm(forms.Form):
gremmie@1 56 """Form used to change a user's avatar"""
gremmie@1 57 avatar_file = forms.ImageField(required=False)
gremmie@1 58 image = None
gremmie@1 59
gremmie@1 60 def clean_avatar_file(self):
bgneal@265 61 f = self.cleaned_data['avatar_file']
bgneal@265 62 if f is not None:
bgneal@265 63 if f.size > settings.MAX_AVATAR_SIZE_BYTES:
bgneal@265 64 raise forms.ValidationError("Please upload a file smaller than "
bgneal@265 65 "%s bytes." % settings.MAX_AVATAR_SIZE)
bgneal@265 66 try:
bgneal@265 67 self.image = parse_image(f)
bgneal@265 68 except IOError:
bgneal@265 69 raise forms.ValidationError("Please upload a valid image. "
bgneal@265 70 "The file you uploaded was either not an image or a "
bgneal@265 71 "corrupted image.")
bgneal@265 72 self.file_type = self.image.format
bgneal@265 73 return f
gremmie@1 74
bgneal@265 75 def save(self):
bgneal@265 76 """
bgneal@265 77 Perform any down-scaling needed on the new file, then return a tuple of
bgneal@265 78 (filename, file object). Note that the file object returned may not
bgneal@265 79 have a name; use the returned filename instead.
bgneal@265 80
bgneal@265 81 """
bgneal@265 82 if not self.cleaned_data['avatar_file']:
bgneal@265 83 return None, None
bgneal@265 84
bgneal@265 85 name = self.cleaned_data['avatar_file'].name
bgneal@265 86 dim = settings.MAX_AVATAR_SIZE_PIXELS
bgneal@265 87 max_size = (dim, dim)
bgneal@265 88 if self.image and self.image.size > max_size:
bgneal@265 89 self.image = downscale_image_square(self.image, dim)
bgneal@265 90
bgneal@265 91 # We need to return a Django File now. To get that from here,
bgneal@265 92 # write the image data info a StringIO and then construct a
bgneal@265 93 # Django ContentFile from that. The ContentFile has no name,
bgneal@265 94 # that is why we return one ourselves explicitly.
gremmie@1 95 s = StringIO()
bgneal@265 96 self.image.save(s, self.file_type)
bgneal@265 97 return name, ContentFile(s.getvalue())
bgneal@312 98
bgneal@265 99 return name, self.cleaned_data['avatar_file']
gremmie@1 100
bgneal@149 101
bgneal@149 102 class SearchUsersForm(forms.Form):
bgneal@149 103 """
bgneal@149 104 A form to search for users.
bgneal@149 105 """
bgneal@149 106 username = forms.CharField(max_length=30, widget=AutoCompleteUserInput())
bgneal@149 107
bgneal@197 108 class Media:
bgneal@197 109 css = {
bgneal@197 110 'all': settings.GPP_THIRD_PARTY_CSS['jquery-ui']
bgneal@197 111 }
bgneal@197 112 js = settings.GPP_THIRD_PARTY_JS['jquery-ui']
bgneal@197 113
bgneal@149 114 def clean_username(self):
bgneal@149 115 username = self.cleaned_data['username']
bgneal@149 116 try:
bgneal@149 117 User.objects.get(username=username, is_active=True)
bgneal@149 118 except User.DoesNotExist:
bgneal@149 119 raise forms.ValidationError("That username does not exist.")
bgneal@149 120 return username