metadata_type = models.ForeignKey(MetadataType, verbose_name=_(u'metadata type'), help_text=_(u'This represents the metadata of all other documents.'))
operator = models.CharField(max_length=16, choices=OPERATOR_CHOICES)
expression = models.CharField(max_length=128,
verbose_name=_(u'expression'), help_text=_(u'This expression will be evaluated against the current seleted document. The document metadata is available as variables of the same name but with the "metadata_" prefix added their name.'))
negated = models.BooleanField(default=False, verbose_name=_(u'negated'), help_text=_(u'Inverts the logic of the operator.'))
enabled = models.BooleanField(default=True, verbose_name=_(u'enabled'))
def __unicode__(self):
return '[%s] %s %s %s %s %s' % ('x' if self.enabled else ' ', self.get_inclusion_display(), self.metadata_type, _(u'not') if self.negated else '', self.get_operator_display(), self.expression)
class Meta:
verbose_name = _(u'metadata group item')
verbose_name_plural = _(u'metadata group items')
available_transformations = ([(name, data['label']) for name, data in AVAILABLE_TRANSFORMATIONS.items()]) if AVAILABLE_MODELS else []
class DocumentPageTransformation(models.Model):
document_page = models.ForeignKey(DocumentPage, verbose_name=_(u'document page'))
order = models.PositiveIntegerField(default=0, blank=True, null=True, verbose_name=_(u'order'))
transformation = models.CharField(choices=available_transformations, max_length=128, verbose_name=_(u'transformation'))
arguments = models.TextField(blank=True, null=True, verbose_name=_(u'arguments'), help_text=_(u'Use dictionaries to indentify arguments, example: {\'degrees\':90}'))
def __unicode__(self):
return '%s - %s' % (unicode(self.document_page), self.get_transformation_display())
class Meta:
ordering = ('order',)
verbose_name = _(u'document page transformation')
verbose_name_plural = _(u'document page transformations')
help_text=_(u'Inverts the logic of the operator.'))
enabled = models.BooleanField(default=True, verbose_name=_(u'enabled'))
def __unicode__(self):
return '[%s] %s %s %s %s %s' % (
'x' if self.enabled else ' ', self.get_inclusion_display(),
self.metadata_type, _(u'not') if self.negated else '',
self.get_operator_display(), self.expression)
class Meta:
verbose_name = _(u'metadata group item')
verbose_name_plural = _(u'metadata group items')
available_transformations = ([
(name, data['label']) for name, data in AVAILABLE_TRANSFORMATIONS.items()
]) if AVAILABLE_MODELS else []
class DocumentPageTransformation(models.Model):
document_page = models.ForeignKey(DocumentPage,
verbose_name=_(u'document page'))
order = models.PositiveIntegerField(default=0,
blank=True,
null=True,
verbose_name=_(u'order'))
transformation = models.CharField(choices=available_transformations,
max_length=128,
verbose_name=_(u'transformation'))
arguments = models.TextField(
blank=True,
