forms.py
88 lines
| 3.2 KiB
| text/x-python
|
PythonLexer
Juan C. Espinoza
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r157 | import os | ||
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Juan C. Espinoza
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r6 | from django import forms | ||
Fiorella Quino
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r123 | from apps.main.models import Device, Experiment | ||
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Fiorella Quino
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r135 | from .models import JARSConfiguration, JARSfilter | ||
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Fiorella Quino
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r128 | from .widgets import SpectralWidget | ||
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Juan C. Espinoza
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r6 | |||
| class JARSConfigurationForm(forms.ModelForm): | ||||
| def __init__(self, *args, **kwargs): | ||||
| super(JARSConfigurationForm, self).__init__(*args, **kwargs) | ||||
| instance = getattr(self, 'instance', None) | ||||
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Fiorella Quino
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r263 | |||
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Juan C. Espinoza
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r6 | if instance and instance.pk: | ||
Miguel Urco
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r26 | devices = Device.objects.filter(device_type__name='jars') | ||
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Fiorella Quino
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r263 | |||
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Fiorella Quino
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r123 | if instance.experiment: | ||
| experiments = Experiment.objects.filter(pk=instance.experiment.id) | ||||
| self.fields['experiment'].widget.choices = [(experiment.id, experiment) for experiment in experiments] | ||||
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Fiorella Quino
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r263 | |||
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Fiorella Quino
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r123 | self.fields['device'].widget.choices = [(device.id, device) for device in devices] | ||
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Fiorella Quino
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r131 | #self.fields['spectral'].widget = SpectralWidget() | ||
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Fiorella Quino
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r139 | self.fields['spectral_number'].widget.attrs['readonly'] = True | ||
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Fiorella Quino
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r131 | self.fields['spectral'].widget = SpectralWidget() | ||
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Fiorella Quino
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r263 | |||
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Fiorella Quino
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r123 | #-------------JARS Configuration needs an Experiment----------------- | ||
| def clean(self): | ||||
| cleaned_data = super(JARSConfigurationForm, self).clean() | ||||
| experiment = cleaned_data.get('experiment') | ||||
| if experiment == None: | ||||
| msg = "Error: Jars Configuration needs an Experiment" | ||||
| self.add_error('experiment', msg) | ||||
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Fiorella Quino
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r263 | |||
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Fiorella Quino
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r123 | class Meta: | ||
| model = JARSConfiguration | ||||
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Fiorella Quino
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r136 | exclude = ('type', 'parameters', 'status', 'filter_parms') | ||
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Fiorella Quino
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r263 | |||
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Fiorella Quino
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r135 | class JARSfilterForm(forms.ModelForm): | ||
| def __init__(self, *args, **kwargs): | ||||
| super(JARSfilterForm, self).__init__(*args, **kwargs) | ||||
| instance = getattr(self, 'instance', None) | ||||
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Fiorella Quino
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r263 | |||
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Fiorella Quino
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r139 | self.fields['fch_decimal'].widget.attrs['readonly'] = True | ||
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Fiorella Quino
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r263 | |||
| if 'initial' in kwargs: | ||||
| self.fields.pop('name') | ||||
| #self.fields['name'].widget.attrs['disabled'] = 'disabled' | ||||
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Fiorella Quino
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r135 | class Meta: | ||
| model = JARSfilter | ||||
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Juan C. Espinoza
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r157 | exclude = ('type', 'parameters', 'status') | ||
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Fiorella Quino
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r263 | |||
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Juan C. Espinoza
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r157 | class ExtFileField(forms.FileField): | ||
| """ | ||||
| Same as forms.FileField, but you can specify a file extension whitelist. | ||||
| >>> from django.core.files.uploadedfile import SimpleUploadedFile | ||||
| >>> | ||||
| >>> t = ExtFileField(ext_whitelist=(".pdf", ".txt")) | ||||
| >>> | ||||
| >>> t.clean(SimpleUploadedFile('filename.pdf', 'Some File Content')) | ||||
| >>> t.clean(SimpleUploadedFile('filename.txt', 'Some File Content')) | ||||
| >>> | ||||
| >>> t.clean(SimpleUploadedFile('filename.exe', 'Some File Content')) | ||||
| Traceback (most recent call last): | ||||
| ... | ||||
| ValidationError: [u'Not allowed filetype!'] | ||||
| """ | ||||
| def __init__(self, *args, **kwargs): | ||||
| extensions = kwargs.pop("extensions") | ||||
| self.extensions = [i.lower() for i in extensions] | ||||
| super(ExtFileField, self).__init__(*args, **kwargs) | ||||
| def clean(self, *args, **kwargs): | ||||
| data = super(ExtFileField, self).clean(*args, **kwargs) | ||||
| filename = data.name | ||||
| ext = os.path.splitext(filename)[1] | ||||
| ext = ext.lower() | ||||
| if ext not in self.extensions: | ||||
| raise forms.ValidationError('Not allowed file type: %s' % ext) | ||||
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Fiorella Quino
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r263 | |||
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Juan C. Espinoza
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r157 | |||
| class JARSImportForm(forms.Form): | ||||
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Fiorella Quino
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r263 | |||
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Juan C. Espinoza
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r157 | #file_name = ExtFileField(extensions=['.racp', '.json', '.dat']) | ||
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Fiorella Quino
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r263 | file_name = ExtFileField(extensions=['.json']) | ||