cms.models.fields: 66 total statements, 0.0% covered

Generated: Wed 2013-03-13 10:33 CET

Source file: /media/Envs/Envs/filer-gallery/lib/python2.7/site-packages/cms/models/fields.py

Stats: 0 executed, 57 missed, 9 excluded, 28 ignored

  1. # -*- coding: utf-8 -*-
  2. from cms.forms.fields import PageSelectFormField, PlaceholderFormField
  3. from cms.forms.widgets import PlaceholderPluginEditorWidget
  4. from cms.models.pagemodel import Page
  5. from cms.models.placeholdermodel import Placeholder
  6. from cms.utils.placeholder import PlaceholderNoAction, validate_placeholder_name
  7. from django.db import models
  8. from django.utils.text import capfirst
  9. class PlaceholderField(models.ForeignKey):
  10. def __init__(self, slotname, default_width=None, actions=PlaceholderNoAction, **kwargs):
  11. validate_placeholder_name(slotname)
  12. if kwargs.get('related_name', None) == '+':
  13. raise ValueError("PlaceholderField does not support disabling of related names via '+'.")
  14. self.slotname = slotname
  15. self.default_width = default_width
  16. self.actions = actions()
  17. kwargs.update({'null': True}) # always allow Null
  18. super(PlaceholderField, self).__init__(Placeholder, **kwargs)
  19. def formfield(self, **kwargs):
  20. """
  21. Returns a django.forms.Field instance for this database Field.
  22. """
  23. return self.formfield_for_admin(None, lambda qs: qs, **kwargs)
  24. def formfield_for_admin(self, request, filter_func, **kwargs):
  25. defaults = {'label': capfirst(self.verbose_name), 'help_text': self.help_text}
  26. defaults.update(kwargs)
  27. widget = PlaceholderPluginEditorWidget(request, filter_func)
  28. widget.choices = []
  29. return PlaceholderFormField(required=False, widget=widget, **defaults)
  30. def _get_new_placeholder(self):
  31. return Placeholder.objects.create(slot=self.slotname,
  32. default_width=self.default_width)
  33. def pre_save(self, model_instance, add):
  34. if not model_instance.pk:
  35. setattr(model_instance, self.name, self._get_new_placeholder())
  36. return super(PlaceholderField, self).pre_save(model_instance, add)
  37. def save_form_data(self, instance, data):
  38. if not instance.pk:
  39. data = self._get_new_placeholder()
  40. else:
  41. data = getattr(instance, self.name)
  42. if not isinstance(data, Placeholder):
  43. data = self._get_new_placeholder()
  44. super(PlaceholderField, self).save_form_data(instance, data)
  45. def south_field_triple(self):
  46. "Returns a suitable description of this field for South."
  47. # We'll just introspect ourselves, since we inherit.
  48. from south.modelsinspector import introspector
  49. field_class = "django.db.models.fields.related.ForeignKey"
  50. args, kwargs = introspector(self)
  51. # That's our definition!
  52. return (field_class, args, kwargs)
  53. def contribute_to_class(self, cls, name):
  54. super(PlaceholderField, self).contribute_to_class(cls, name)
  55. if not hasattr(cls._meta, 'placeholder_field_names'):
  56. cls._meta.placeholder_field_names = []
  57. if not hasattr(cls._meta, 'placeholder_fields'):
  58. cls._meta.placeholder_fields = {}
  59. cls._meta.placeholder_field_names.append(name)
  60. cls._meta.placeholder_fields[self] = name
  61. self.model = cls
  62. class PageField(models.ForeignKey):
  63. default_form_class = PageSelectFormField
  64. default_model_class = Page
  65. def __init__(self, **kwargs):
  66. # we call ForeignKey.__init__ with the Page model as parameter...
  67. # a PageField can only be a ForeignKey to a Page
  68. super(PageField, self).__init__(self.default_model_class, **kwargs)
  69. def formfield(self, **kwargs):
  70. defaults = {
  71. 'form_class': self.default_form_class,
  72. }
  73. defaults.update(kwargs)
  74. return super(PageField, self).formfield(**defaults)
  75. def south_field_triple(self):
  76. "Returns a suitable description of this field for South."
  77. from south.modelsinspector import introspector
  78. field_class = "django.db.models.fields.related.ForeignKey"
  79. args, kwargs = introspector(self)
  80. return (field_class, args, kwargs)