Split document app form into separate modules
Signed-off-by: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>
This commit is contained in:
Roberto Rosario
200
mayan/apps/documents/forms/document_forms.py
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200
mayan/apps/documents/forms/document_forms.py
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from __future__ import absolute_import, unicode_literals
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import logging
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import os
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from django import forms
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from django.template.defaultfilters import filesizeformat
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from django.utils.translation import ugettext_lazy as _
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from mayan.apps.common.forms import DetailForm
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from ..fields import DocumentField
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from ..models import Document
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from ..literals import DEFAULT_ZIP_FILENAME, PAGE_RANGE_ALL, PAGE_RANGE_CHOICES
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from ..utils import get_language_choices
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__all__ = (
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'DocumentDownloadForm', 'DocumentForm', 'DocumentPreviewForm',
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'DocumentPropertiesForm', 'DocumentPrintForm'
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)
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logger = logging.getLogger(__name__)
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class DocumentDownloadForm(forms.Form):
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compressed = forms.BooleanField(
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label=_('Compress'), required=False,
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help_text=_(
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'Download the document in the original format or in a compressed '
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'manner. This option is selectable only when downloading one '
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'document, for multiple documents, the bundle will always be '
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'downloads as a compressed file.'
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)
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)
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zip_filename = forms.CharField(
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initial=DEFAULT_ZIP_FILENAME, label=_('Compressed filename'),
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required=False,
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help_text=_(
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'The filename of the compressed file that will contain the '
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'documents to be downloaded, if the previous option is selected.'
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)
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)
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def __init__(self, *args, **kwargs):
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self.queryset = kwargs.pop('queryset', None)
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super(DocumentDownloadForm, self).__init__(*args, **kwargs)
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if self.queryset.count() > 1:
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self.fields['compressed'].initial = True
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self.fields['compressed'].widget.attrs.update({'disabled': True})
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class DocumentForm(forms.ModelForm):
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"""
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Form sub classes from DocumentForm used only when editing a document
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"""
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class Meta:
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fields = ('label', 'description', 'language')
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model = Document
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widgets = {
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'language': forms.Select(
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choices=get_language_choices(), attrs={
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'class': 'select2'
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}
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)
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}
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def __init__(self, *args, **kwargs):
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document_type = kwargs.pop('document_type', None)
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super(DocumentForm, self).__init__(*args, **kwargs)
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# Is a document (documents app edit) and has been saved (sources
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# app upload)?
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if self.instance and self.instance.pk:
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document_type = self.instance.document_type
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filenames_queryset = document_type.filenames.filter(enabled=True)
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if filenames_queryset:
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self.fields[
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'document_type_available_filenames'
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] = forms.ModelChoiceField(
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queryset=filenames_queryset,
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required=False,
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label=_('Quick document rename'),
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widget=forms.Select(
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attrs={
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'class': 'select2'
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}
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)
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)
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self.fields['preserve_extension'] = forms.BooleanField(
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label=_('Preserve extension'), required=False,
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help_text=_(
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'Takes the file extension and moves it to the end of the '
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'filename allowing operating systems that rely on file '
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'extensions to open document correctly.'
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)
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)
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def clean(self):
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self.cleaned_data['label'] = self.get_final_label(
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# Fallback to the instance label if there is no label key or
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# there is a label key and is an empty string
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filename=self.cleaned_data.get('label') or self.instance.label
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)
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return self.cleaned_data
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def get_final_label(self, filename):
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if 'document_type_available_filenames' in self.cleaned_data:
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if self.cleaned_data['document_type_available_filenames']:
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if self.cleaned_data['preserve_extension']:
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filename, extension = os.path.splitext(filename)
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filename = '{}{}'.format(
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self.cleaned_data[
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'document_type_available_filenames'
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].filename, extension
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)
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else:
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filename = self.cleaned_data[
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'document_type_available_filenames'
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].filename
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return filename
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class DocumentPreviewForm(forms.Form):
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def __init__(self, *args, **kwargs):
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document = kwargs.pop('instance', None)
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super(DocumentPreviewForm, self).__init__(*args, **kwargs)
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self.fields['document'].initial = document
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document = DocumentField()
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class DocumentPropertiesForm(DetailForm):
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"""
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Detail class form to display a document file based properties
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"""
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def __init__(self, *args, **kwargs):
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document = kwargs['instance']
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extra_fields = [
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{
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'label': _('Date added'),
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'field': 'date_added',
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'widget': forms.widgets.DateTimeInput
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},
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{'label': _('UUID'), 'field': 'uuid'},
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{
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'label': _('Language'),
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'field': lambda x: dict(get_language_choices()).get(
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document.language, _('Unknown')
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)
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},
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]
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if document.latest_version:
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extra_fields += (
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{
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'label': _('File mimetype'),
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'field': lambda x: document.file_mimetype or _('None')
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},
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{
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'label': _('File encoding'),
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'field': lambda x: document.file_mime_encoding or _(
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'None'
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)
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},
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{
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'label': _('File size'),
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'field': lambda document: filesizeformat(
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document.size
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) if document.size else '-'
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},
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{'label': _('Exists in storage'), 'field': 'exists'},
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{
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'label': _('File path in storage'),
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'field': 'latest_version.file'
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},
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{'label': _('Checksum'), 'field': 'checksum'},
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{'label': _('Pages'), 'field': 'page_count'},
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)
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kwargs['extra_fields'] = extra_fields
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super(DocumentPropertiesForm, self).__init__(*args, **kwargs)
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class Meta:
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fields = ('document_type', 'description')
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model = Document
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class DocumentPrintForm(forms.Form):
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page_group = forms.ChoiceField(
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choices=PAGE_RANGE_CHOICES, initial=PAGE_RANGE_ALL,
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widget=forms.RadioSelect
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)
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page_range = forms.CharField(label=_('Page range'), required=False)
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