111 lines
4.3 KiB
Python
111 lines
4.3 KiB
Python
from django.contrib import admin, messages
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from django.shortcuts import render
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from django.views import generic
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from django.utils.translation import ngettext, gettext_lazy as _
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from orchestra.contrib.settings import Setting
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from orchestra.utils import sys
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from . import parser
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from .forms import SettingFormSet
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class SettingView(generic.edit.FormView):
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template_name = 'admin/settings/change_form.html'
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reload_template_name = 'admin/settings/reload.html'
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form_class = SettingFormSet
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success_url = '.'
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def get_context_data(self, **kwargs):
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context = super(SettingView, self).get_context_data(**kwargs)
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context.update({
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'title': _("Change settings"),
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'settings_file': parser.get_settings_file(),
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})
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return context
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def get_initial(self):
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initial_data = []
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prev_app = None
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account = 0
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for name, setting in Setting.settings.items():
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app = name.split('_')[0]
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initial = {
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'name': setting.name,
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'help_text': setting.help_text,
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'default': setting.default,
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'type': type(setting.default),
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'value': setting.value,
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'setting': setting,
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'app': app,
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}
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if app == 'ORCHESTRA':
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initial_data.insert(account, initial)
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account += 1
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else:
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initial_data.append(initial)
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return initial_data
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def form_valid(self, form):
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settings = Setting.settings
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changes = {}
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for data in form.cleaned_data:
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setting = settings[data['name']]
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if not isinstance(data['value'], parser.NotSupported) and setting.editable:
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if setting.value != data['value']:
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# Ignore differences between lists and tuples
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if (type(setting.value) != type(data['value']) and
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isinstance(data['value'], list) and
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tuple(data['value']) == setting.value):
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continue
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if setting.default == data['value']:
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changes[setting.name] = parser.Remove()
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else:
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changes[setting.name] = data['value']
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if changes:
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# Display confirmation
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if not self.request.POST.get('confirmation'):
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settings_file = parser.get_settings_file()
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new_content = parser.apply(changes)
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cmd = "cat <<EOF | diff %s -\n%s\nEOF" % (settings_file, new_content)
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diff = sys.run(cmd, valid_codes=(1, 0)).stdout
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context = self.get_context_data(form=form)
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context['diff'] = diff
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if not diff:
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messages.warning(self.request, _("Changes detected but no diff %s.") % changes)
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return self.render_to_response(context)
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n = len(changes)
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# Save changes
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parser.save(changes)
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sys.touch_wsgi()
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context = {
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'message': ngettext(
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_("One change successfully applied, orchestra is being restarted."),
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_("%s changes successfully applied, orchestra is being restarted.") % n,
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n),
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}
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return render(None, self.reload_template_name, context)
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else:
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messages.success(self.request, _("No changes have been detected."))
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return super(SettingView, self).form_valid(form)
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class SettingFileView(generic.TemplateView):
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template_name = 'admin/settings/view.html'
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def get_context_data(self, **kwargs):
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context = super(SettingFileView, self).get_context_data(**kwargs)
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settings_file = parser.get_settings_file()
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with open(settings_file, 'r') as handler:
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content = handler.read()
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context.update({
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'title': _("Settings file content"),
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'settings_file': settings_file,
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'content': content,
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})
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return context
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admin.site.register_url(r'^settings/setting/view/$', SettingFileView.as_view(), 'settings_setting_view')
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admin.site.register_url(r'^settings/setting/$', SettingView.as_view(), 'settings_setting_change')
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