又一次合并
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ladeng07
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# -*- encoding: utf-8 -*-
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"""
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@File : forms.py
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@Time : 2020/1/3 11:14
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@Author : chise
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@Email : chise123@live.com
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@Software: PyCharm
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@info :simpleui自定义表单
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"""
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from django import forms
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import uuid
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from django.core import validators
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from django.core.exceptions import ValidationError
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# Provide this import for backwards compatibility.
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from django.core.validators import EMPTY_VALUES # NOQA
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from django.forms.boundfield import BoundField
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from django.forms.forms import DeclarativeFieldsMetaclass, BaseForm
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from django.forms.utils import from_current_timezone, to_current_timezone
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from django.forms.widgets import (
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FILE_INPUT_CONTRADICTION, CheckboxInput, ClearableFileInput, DateInput,
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DateTimeInput, EmailInput, FileInput, HiddenInput, MultipleHiddenInput,
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NullBooleanSelect, NumberInput, Select, SelectMultiple,
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SplitDateTimeWidget, SplitHiddenDateTimeWidget, TextInput, TimeInput,
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URLInput,
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)
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from django.utils import formats
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from django.utils.dateparse import parse_duration
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from django.utils.duration import duration_string
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from django.utils.ipv6 import clean_ipv6_address
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from django.utils.safestring import mark_safe
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from django.utils.translation import gettext_lazy as _, ngettext_lazy
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import copy
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from django.core.exceptions import NON_FIELD_ERRORS, ValidationError
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# BoundField is imported for backwards compatibility in Django 1.9
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from django.forms.boundfield import BoundField # NOQA
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from django.forms.fields import Field, FileField
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# pretty_name is imported for backwards compatibility in Django 1.9
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from django.forms.utils import ErrorDict, ErrorList, pretty_name # NOQA
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from django.forms.widgets import Media, MediaDefiningClass
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from django.utils.functional import cached_property
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from django.utils.html import conditional_escape, html_safe
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from django.utils.safestring import mark_safe
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from django.utils.translation import gettext as _
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from widgets import *
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class SimpleForm(BaseForm, metaclass=DeclarativeFieldsMetaclass):
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def get_vue_app_js(self,app_id):
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"""
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将该方法需要的js渲染进去
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:return:
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"""
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base_vue_app="""
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<script>
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var %(app_name)s = new Vue({
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el: "#%(app_name)s",
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data() {
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return {
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%(data)s
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}
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}
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})
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</script>
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"""
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data={}
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for name, field in self.fields.items():
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data[name] = ''
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data.update(self.data)
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data_s=""
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for key,value in data.items():
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data_s+="%(key)s:'%(value)s'"%{
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'key':key,
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'value':value
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}+','
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return base_vue_app %{"app_name":app_id,"data":data_s}
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def submit_button(self):
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"""
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渲染模板增加submit格式
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:return:
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"""
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# return '<input type="submit">'
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pass
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def as_element(self):
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"Return this form rendered as HTML <tr>s -- excluding the <table></table>."
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x= self._html_output(
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normal_row='<div %(html_class_attr)s>%(label)s %(field)s%(help_text)s</div>',
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error_row='%s',
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row_ender='</div>',
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help_text_html=' <span class="helptext">%s</span>',
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errors_on_separate_row=True,flag=True
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)
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return x
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def _html_output(self, normal_row, error_row, row_ender, help_text_html, errors_on_separate_row,flag=False):
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"Output HTML. Used by as_table(), as_ul(), as_p()."
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top_errors = self.non_field_errors() # Errors that should be displayed above all fields.
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output, hidden_fields = [], []
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for name, field in self.fields.items():
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html_class_attr = ''
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bf = self[name]
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if flag:
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bf.field.widget.flag=True
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bf_errors = self.error_class(bf.errors)
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if bf.is_hidden:
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if bf_errors:
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top_errors.extend(
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[_('(Hidden field %(name)s) %(error)s') % {'name': name, 'error': str(e)}
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for e in bf_errors])
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hidden_fields.append(str(bf))
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else:
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# Create a 'class="..."' attribute if the row should have any
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# CSS classes applied.
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css_classes = bf.css_classes()
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if css_classes:
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html_class_attr = ' class="%s"' % css_classes
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if errors_on_separate_row and bf_errors:
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output.append(error_row % str(bf_errors))
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if bf.label:
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label = conditional_escape(bf.label)
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label = bf.label_tag(label) or ''
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else:
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label = ''
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if field.help_text:
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help_text = help_text_html % field.help_text
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else:
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help_text = ''
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output.append(normal_row % {
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'errors': bf_errors,
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'label': label,
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'field': bf,
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'help_text': help_text,
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'html_class_attr': html_class_attr,
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'css_classes': css_classes,
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'field_name': bf.html_name,
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})
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if top_errors:
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output.insert(0, error_row % top_errors)
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if hidden_fields: # Insert any hidden fields in the last row.
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str_hidden = ''.join(hidden_fields)
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if output:
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last_row = output[-1]
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# Chop off the trailing row_ender (e.g. '</td></tr>') and
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# insert the hidden fields.
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if not last_row.endswith(row_ender):
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# This can happen in the as_p() case (and possibly others
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# that users write): if there are only top errors, we may
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# not be able to conscript the last row for our purposes,
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# so insert a new, empty row.
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last_row = (normal_row % {
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'errors': '',
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'label': '',
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'field': '',
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'help_text': '',
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'html_class_attr': html_class_attr,
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'css_classes': '',
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'field_name': '',
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})
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output.append(last_row)
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output[-1] = last_row[:-len(row_ender)] + str_hidden + row_ender
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else:
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# If there aren't any rows in the output, just append the
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# hidden fields.
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output.append(str_hidden)
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if flag:
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app_id = "x" + str(uuid.uuid4())[0:5]
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output.insert(0, "<div id='%s'>" %app_id)
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output.append('</div>')
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output.append(self.get_vue_app_js(app_id))
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return mark_safe('\n'.join(output))
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class SCharField(forms.CharField):
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widget = STextInput
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class SIntegerField(forms.IntegerField):
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def widget_attrs(self, widget):
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"""
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解决max和min无法传递到widget的问题
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"""
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attrs = super().widget_attrs(widget)
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if isinstance(widget, NumberInput) or isinstance(widget,SNumberInput):
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if self.min_value is not None:
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attrs['min'] = self.min_value
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if self.max_value is not None:
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attrs['max'] = self.max_value
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return attrs
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widget = SNumberInput
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class SEmailField(forms.EmailField):
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widget = SEmailInput
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class SURLField(forms.URLField):
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widget = SURLInput
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