forms.py
335 lines
| 14.0 KiB
| text/x-python
|
PythonLexer
Juan C. Espinoza
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r45 | import os | |
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Juan C. Espinoza
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r79 | import ast | |
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Juan C. Espinoza
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r23 | import json | |
Miguel Urco
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r13 | from django import forms | |
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r45 | from django.utils.safestring import mark_safe | |
| from apps.main.models import Device | |||
| from apps.main.forms import add_empty_choice | |||
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r25 | from .models import RCConfiguration, RCLine, RCLineType, RCLineCode | |
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r79 | from .widgets import KmUnitWidget, KmUnitHzWidget, KmUnitDcWidget, UnitKmWidget, DefaultWidget, CodesWidget, HiddenWidget | |
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r25 | ||
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r79 | def create_choices_from_model(model, conf_id, all=False): | |
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r25 | ||
| if model=='RCLine': | |||
| instance = RCConfiguration.objects.get(pk=conf_id) | |||
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r79 | choices = [(line.pk, line.get_name()) for line in instance.get_lines(type='tx')] | |
| choices = add_empty_choice(choices, label='All') | |||
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r25 | else: | |
| instance = globals()[model] | |||
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r45 | choices = instance.objects.all().values_list('pk', 'name') | |
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r79 | return choices | |
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r45 | ||
| 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: | |||
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r79 | raise forms.ValidationError('Not allowed file type: %s' % ext) | |
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r45 | ||
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r13 | class RCConfigurationForm(forms.ModelForm): | |
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r45 | def __init__(self, *args, **kwargs): | |
| super(RCConfigurationForm, self).__init__(*args, **kwargs) | |||
| instance = getattr(self, 'instance', None) | |||
| if instance and instance.pk: | |||
| devices = Device.objects.filter(device_type__name='rc') | |||
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r79 | if instance.experiment: | |
| self.fields['experiment'].widget.attrs['readonly'] = True | |||
| self.fields['experiment'].widget.choices = [(instance.experiment.id, instance.experiment)] | |||
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r45 | self.fields['device'].widget.choices = [(device.id, device) for device in devices] | |
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r79 | self.fields['ipp'].widget = KmUnitHzWidget(attrs={'km2unit':instance.km2unit}) | |
| self.fields['clock'].widget.attrs['readonly'] = True | |||
| self.fields['time_before'].label = mark_safe(self.fields['time_before'].label) | |||
| self.fields['time_after'].label = mark_safe(self.fields['time_after'].label) | |||
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r45 | ||
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r13 | class Meta: | |
| model = RCConfiguration | |||
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r45 | exclude = ('type', 'parameters', 'status') | |
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r23 | ||
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r79 | def clean(self): | |
| form_data = super(RCConfigurationForm, self).clean() | |||
| if 'clock_divider' in form_data: | |||
| if form_data['clock_divider']<1: | |||
| self.add_error('clock_divider', 'Invalid Value') | |||
| else: | |||
| if form_data['ipp']*(20./3*(form_data['clock_in']/form_data['clock_divider']))%10<>0: | |||
| self.add_error('ipp', 'Invalid IPP units={}'.format(form_data['ipp']*(20./3*(form_data['clock_in']/form_data['clock_divider'])))) | |||
| return form_data | |||
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r23 | ||
| class RCLineForm(forms.ModelForm): | |||
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r25 | def __init__(self, *args, **kwargs): | |
| self.extra_fields = kwargs.pop('extra_fields', []) | |||
| super(RCLineForm, self).__init__(*args, **kwargs) | |||
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r79 | ||
| if 'initial' in kwargs and 'line_type' in kwargs['initial']: | |||
| line_type = RCLineType.objects.get(pk=kwargs['initial']['line_type']) | |||
| if 'code_id' in kwargs['initial']: | |||
| model_initial = kwargs['initial']['code_id'] | |||
| else: | |||
| model_initial = 0 | |||
| params = json.loads(line_type.params) | |||
| for label, value in self.extra_fields.items(): | |||
| if label=='params': | |||
| continue | |||
| if 'model' in params[label]: | |||
| self.fields[label] = forms.ChoiceField(choices=create_choices_from_model(params[label]['model'], | |||
| kwargs['initial']['rc_configuration']), | |||
| initial=model_initial) | |||
| else: | |||
| if label=='codes' and 'code_id' in kwargs['initial']: | |||
| self.fields[label] = forms.CharField(initial=RCLineCode.objects.get(pk=kwargs['initial']['code_id']).codes) | |||
| else: | |||
| self.fields[label] = forms.CharField(initial=value['value']) | |||
| if label=='codes': | |||
| self.fields[label].widget = CodesWidget() | |||
| if self.data: | |||
| line_type = RCLineType.objects.get(pk=self.data['line_type']) | |||
| if 'code_id' in self.data: | |||
| model_initial = self.data['code_id'] | |||
| else: | |||
| model_initial = 0 | |||
| params = json.loads(line_type.params) | |||
| for label, value in self.extra_fields.items(): | |||
| if label=='params': | |||
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r45 | continue | |
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r79 | ||
| if 'model' in params[label]: | |||
| self.fields[label] = forms.ChoiceField(choices=create_choices_from_model(params[label]['model'], | |||
| self.data['rc_configuration']), | |||
| initial=model_initial) | |||
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r25 | else: | |
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r79 | if label=='codes' and 'code' in self.data: | |
| self.fields[label] = forms.CharField(initial=self.data['codes']) | |||
| else: | |||
| self.fields[label] = forms.CharField(initial=self.data[label]) | |||
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r25 | ||
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r79 | if label=='codes': | |
| self.fields[label].widget = CodesWidget() | |||
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r23 | class Meta: | |
| model = RCLine | |||
| fields = ('rc_configuration', 'line_type', 'channel') | |||
| widgets = { | |||
| 'channel': forms.HiddenInput(), | |||
| } | |||
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r79 | ||
| def clean(self): | |||
| form_data = self.cleaned_data | |||
| if 'code' in self.data and self.data['TX_ref']=="0": | |||
| self.add_error('TX_ref', 'Choose a valid TX reference') | |||
| return form_data | |||
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r23 | def save(self): | |
| line = super(RCLineForm, self).save() | |||
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r25 | ||
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r23 | #auto add channel | |
| line.channel = RCLine.objects.filter(rc_configuration=line.rc_configuration).count()-1 | |||
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r25 | ||
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r23 | #auto add position for TX, TR & CODE | |
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r45 | if line.line_type.name in ('tx', ): | |
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r23 | line.position = RCLine.objects.filter(rc_configuration=line.rc_configuration, line_type=line.line_type).count()-1 | |
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r25 | ||
| #save extra fields in params | |||
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r23 | params = {} | |
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r79 | for label, value in self.extra_fields.items(): | |
| if label=='params': | |||
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r45 | params['params'] = [] | |
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r79 | elif label=='codes': | |
| params[label] = [s for s in self.data[label].split('\r\n') if s] | |||
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r45 | else: | |
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r79 | params[label] = self.data[label] | |
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r23 | line.params = json.dumps(params) | |
| line.save() | |||
| return | |||
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r45 | ||
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r23 | class RCLineViewForm(forms.Form): | |
| def __init__(self, *args, **kwargs): | |||
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r79 | ||
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r23 | extra_fields = kwargs.pop('extra_fields') | |
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r45 | line = kwargs.pop('line') | |
| subform = kwargs.pop('subform', False) | |||
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r23 | super(RCLineViewForm, self).__init__(*args, **kwargs) | |
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r79 | ||
| if subform: | |||
| params = json.loads(line.line_type.params)['params'] | |||
| else: | |||
| params = json.loads(line.line_type.params) | |||
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r23 | for label, value in extra_fields.items(): | |
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r79 | ||
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r45 | if label=='params': | |
| continue | |||
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r25 | if 'ref' in label: | |
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r45 | if value in (0, '0'): | |
| value = 'All' | |||
| else: | |||
| value = RCLine.objects.get(pk=value).get_name() | |||
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r79 | elif label=='code': | |
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r25 | value = RCLineCode.objects.get(pk=value).name | |
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r45 | ||
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r79 | self.fields[label] = forms.CharField(initial=value) | |
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r45 | ||
| if 'widget' in params[label]: | |||
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r79 | km2unit = line.rc_configuration.km2unit | |
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r45 | if params[label]['widget']=='km': | |
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r79 | self.fields[label].widget = KmUnitWidget(attrs={'line':line, 'km2unit':km2unit, 'disabled':True}) | |
| elif params[label]['widget']=='unit': | |||
| self.fields[label].widget = UnitKmWidget(attrs={'line':line, 'km2unit':km2unit, 'disabled':True}) | |||
| elif params[label]['widget']=='dc': | |||
| self.fields[label].widget = KmUnitDcWidget(attrs={'line':line, 'km2unit':km2unit, 'disabled':True}) | |||
| elif params[label]['widget']=='codes': | |||
| self.fields[label].widget = CodesWidget(attrs={'line':line, 'km2unit':km2unit, 'disabled':True}) | |||
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r45 | else: | |
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r79 | self.fields[label].widget = DefaultWidget(attrs={'disabled':True}) | |
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r45 | ||
| class RCLineEditForm(forms.ModelForm): | |||
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r25 | ||
| def __init__(self, *args, **kwargs): | |||
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r79 | ||
| extra_fields = kwargs.pop('extra_fields', []) | |||
| conf = kwargs.pop('conf', False) | |||
| line = kwargs.pop('line') | |||
| subform = kwargs.pop('subform', False) | |||
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r25 | super(RCLineEditForm, self).__init__(*args, **kwargs) | |
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r79 | ||
| if subform is not False: | |||
| params = json.loads(line.line_type.params)['params'] | |||
| count = subform | |||
| else: | |||
| params = json.loads(line.line_type.params) | |||
| count = -1 | |||
| for label, value in extra_fields.items(): | |||
| if label in ('params',): | |||
| continue | |||
| if 'help' in params[label]: | |||
| help_text = params[label]['help'] | |||
| else: | |||
| help_text = '' | |||
| if 'model' in params[label]: | |||
| self.fields[label] = forms.ChoiceField(choices=create_choices_from_model(params[label]['model'], conf.id), | |||
| initial=value, | |||
| widget=forms.Select(attrs={'name':'%s|%s|%s' % (count, line.id, label)}), | |||
| help_text=help_text) | |||
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r45 | ||
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r79 | else: | |
| self.fields[label] = forms.CharField(initial=value, help_text=help_text) | |||
| if label in ('code', ): | |||
| self.fields[label].widget = HiddenWidget(attrs={'name':'%s|%s|%s' % (count, line.id, label)}) | |||
| elif 'widget' in params[label]: | |||
| km2unit = line.rc_configuration.km2unit | |||
| if params[label]['widget']=='km': | |||
| self.fields[label].widget = KmUnitWidget(attrs={'line':line, 'km2unit':km2unit, 'name':'%s|%s|%s' % (count, line.id, label)}) | |||
| elif params[label]['widget']=='unit': | |||
| self.fields[label].widget = UnitKmWidget(attrs={'line':line, 'km2unit':km2unit, 'name':'%s|%s|%s' % (count, line.id, label)}) | |||
| elif params[label]['widget']=='dc': | |||
| self.fields[label].widget = KmUnitDcWidget(attrs={'line':line, 'km2unit':km2unit, 'name':'%s|%s|%s' % (count, line.id, label)}) | |||
| elif params[label]['widget']=='codes': | |||
| self.fields[label].widget = CodesWidget(attrs={'line':line, 'km2unit':km2unit, 'name':'%s|%s|%s' % (count, line.id, label)}) | |||
| else: | |||
| self.fields[label].widget = DefaultWidget(attrs={'name':'%s|%s|%s' % (count, line.id, label)}) | |||
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r45 | class Meta: | |
| model = RCLine | |||
| exclude = ('rc_configuration', 'line_type', 'channel', 'position', 'params', 'pulses') | |||
| class RCSubLineEditForm(forms.Form): | |||
| def __init__(self, *args, **kwargs): | |||
| extra_fields = kwargs.pop('extra_fields') | |||
| count = kwargs.pop('count') | |||
| line = kwargs.pop('line') | |||
| super(RCSubLineEditForm, self).__init__(*args, **kwargs) | |||
| for label, value in extra_fields.items(): | |||
| self.fields[label] = forms.CharField(initial=value, | |||
| widget=forms.TextInput(attrs={'name':'%s|%s|%s' % (count, line, label)})) | |||
| class RCImportForm(forms.Form): | |||
| file_name = ExtFileField(extensions=['.racp', '.json', '.dat']) | |||
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r79 | ||
| class RCLineCodesForm(forms.ModelForm): | |||
| def __init__(self, *args, **kwargs): | |||
| super(RCLineCodesForm, self).__init__(*args, **kwargs) | |||
| if 'initial' in kwargs: | |||
| self.fields['code'] = forms.ChoiceField(choices=RCLineCode.objects.all().values_list('pk', 'name'), | |||
| initial=kwargs['initial']['code']) | |||
| if 'instance' in kwargs: | |||
| self.fields['code'] = forms.ChoiceField(choices=RCLineCode.objects.all().values_list('pk', 'name'), | |||
| initial=kwargs['instance'].pk) | |||
| self.fields['codes'].widget = CodesWidget() | |||
| class Meta: | |||
| model = RCLineCode | |||
| exclude = ('name',) | |||
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r25 |