django-orchestra/orchestra/plugins/forms.py

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from django import forms
from django.utils.encoding import force_str
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from orchestra.admin.utils import admin_link
from orchestra.forms.widgets import SpanWidget
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from django.core.exceptions import ValidationError
from orchestra.core import validators
from orchestra.utils.python import random_ascii
from orchestra.settings import NEW_SERVERS, WEB_SERVERS
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from django.utils.translation import gettext_lazy as _
import textwrap
from orchestra.contrib.orchestration.models import Server
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class PluginForm(forms.ModelForm):
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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if self.plugin_field in self.fields:
value = self.plugin.get_name()
display = '%s <a href=".">change</a>' % force_str(self.plugin.verbose_name)
self.fields[self.plugin_field].widget = SpanWidget(original=value, display=display)
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help_text = self.fields[self.plugin_field].help_text
self.fields[self.plugin_field].help_text = getattr(self.plugin, 'help_text', help_text)
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class PluginDataForm(PluginForm):
data = forms.CharField(widget=forms.HiddenInput, required=False)
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target_server = forms.ModelChoiceField(queryset=Server.objects.filter(name__in=WEB_SERVERS),)
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def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
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if self.instance:
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for field in self.declared_fields:
initial = self.fields[field].initial
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self.fields[field].initial = self.instance.data.get(field, initial)
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if self.instance.pk:
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# Admin Readonly fields are not availeble in self.fields, so we use Meta
plugin = getattr(self.instance, '%s_class' % self.plugin_field)
plugin_help_text = getattr(plugin, 'help_text', '')
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model_help_text = self.instance._meta.get_field(self.plugin_field).help_text
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self._meta.help_texts = {
self.plugin_field: plugin_help_text or model_help_text
}
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for field in self.plugin.get_change_readonly_fields():
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value = getattr(self.instance, field, None) or self.instance.data.get(field)
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display = value
foo_display = getattr(self.instance, 'get_%s_display' % field, None)
if foo_display:
display = foo_display()
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self.fields[field].required = False
self.fields[field].widget = SpanWidget(original=value, display=display)
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def clean(self):
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super().clean()
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data = {}
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# Update data fields
for field in self.declared_fields:
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try:
data[field] = self.cleaned_data[field]
except KeyError:
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data[field] = self.data[field]
# Keep old data fields
for field, value in self.instance.data.items():
if field not in data:
try:
data[field] = self.cleaned_data[field]
except KeyError:
data[field] = value
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self.cleaned_data['data'] = data
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class PluginModelAdapterForm(PluginForm):
def __init__(self, *args, **kwargs):
super(PluginForm, self).__init__(*args, **kwargs)
if self.plugin_field in self.fields:
# Provide a link to the related DB object change view
value = self.plugin.related_instance.pk
link = admin_link()(self.plugin.related_instance)
display = '%s <a href=".">change</a>' % link
self.fields[self.plugin_field].widget = SpanWidget(original=value, display=display)
help_text = self.fields[self.plugin_field].help_text
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# --------------------------------------------------
class ExtendedPluginDataForm(PluginDataForm):
# añade campos de username para creacion de sftpuser en servidores nuevos
username = forms.CharField(label=_("Username"), max_length=16,
required=False, validators=[validators.validate_name],
help_text=_("Required. 16 characters or fewer. Letters, digits and "
"@/./+/-/_ only."),
error_messages={
'invalid': _("This value may contain 16 characters or fewer, only letters, numbers and "
"@/./+/-/_ characters.")})
password1 = forms.CharField(label=_("Password"), required=False,
widget=forms.PasswordInput(attrs={'autocomplete': 'off'}),
validators=[validators.validate_password],
help_text=_("Suggestion: %s") % random_ascii(15))
password2 = forms.CharField(label=_("Password confirmation"), required=False,
widget=forms.PasswordInput,
help_text=_("Enter the same password as above, for verification."))
def __init__(self, *args, **kwargs):
super(ExtendedPluginDataForm, self).__init__(*args, **kwargs)
self.fields['sftpuser'].widget = forms.HiddenInput()
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if self.instance.id is not None:
self.fields['username'].widget = forms.HiddenInput()
self.fields['password1'].widget = forms.HiddenInput()
self.fields['password2'].widget = forms.HiddenInput()
if not self.instance.pk:
self.fields['target_server'].widget.attrs['onChange'] = textwrap.dedent("""\
field = $(".field-username, .field-password1, .field-password2");
input = $("#id_username, #id_password1, #id_password2");
if (%s.includes(this.options[this.selectedIndex].text)) {
field.removeClass("hidden");
} else {
field.addClass("hidden");
input.val("");
};""" % list(NEW_SERVERS)
)
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def clean_username(self):
if not self.instance.id:
webapp_server = self.cleaned_data.get("target_server")
username = self.cleaned_data.get('username')
if webapp_server is None:
self.add_error("target_server", _("choice some server"))
else:
if webapp_server.name in NEW_SERVERS and not username:
self.add_error("username", _("SFTP user is required by new webservers"))
return username
def clean_password2(self):
password1 = self.cleaned_data.get("password1")
password2 = self.cleaned_data.get("password2")
if password1 and password2 and password1 != password2:
msg = _("The two password fields didn't match.")
raise ValidationError(msg)
return password2