forked from boardman/django-chronograph
/
admin.py
191 lines (158 loc) · 6.71 KB
/
admin.py
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from django.contrib import admin
from django.db import models
from django import forms
from django.utils.translation import ugettext_lazy as _, get_date_formats
from django.http import HttpResponseRedirect, Http404
from django.conf.urls.defaults import patterns, url
from django.core.urlresolvers import reverse
from django.utils.safestring import mark_safe
from django.forms.util import flatatt
from django.utils.html import escape
from django.utils.text import capfirst
from django.utils import dateformat
from django.template.defaultfilters import linebreaks
from chronograph.models import Job, Log
class HTMLWidget(forms.Widget):
def __init__(self,rel=None, attrs=None):
self.rel = rel
super(HTMLWidget, self).__init__(attrs)
def render(self, name, value, attrs=None):
if self.rel is not None:
key = self.rel.get_related_field().name
obj = self.rel.to._default_manager.get(**{key: value})
related_url = '../../../%s/%s/%d/' % (self.rel.to._meta.app_label, self.rel.to._meta.object_name.lower(), value)
value = "<a href='%s'>%s</a>" % (related_url, escape(obj))
final_attrs = self.build_attrs(attrs, name=name)
return mark_safe("<div%s>%s</div>" % (flatatt(final_attrs), linebreaks(value)))
class JobForm(forms.ModelForm):
class Meta:
model = Job
def clean_shell_command(self):
if self.cleaned_data.get('command', '').strip() and \
self.cleaned_data.get('shell_command', '').strip():
raise forms.ValidationError(_("Can't specify a shell_command if "
"a django admin command is already specified"))
return self.cleaned_data['shell_command']
def clean(self):
cleaned_data = super(JobForm, self).clean()
if len(cleaned_data.get('command', '').strip()) and \
len(cleaned_data.get('shell_command', '').strip()):
raise forms.ValidationError(_("Must specify either command or "
"shell command"))
return cleaned_data
class JobAdmin(admin.ModelAdmin):
form = JobForm
list_display = (
'job_success', 'name', 'last_run_with_link', 'next_run', 'get_timeuntil',
'frequency', 'is_running', 'run_button', 'view_logs_button',
)
list_display_links = ('name', )
list_filter = ('last_run_successful', 'frequency', 'disabled')
filter_horizontal = ('subscribers',)
search_fields = ('name', )
ordering = ('last_run', )
fieldsets = (
(_('Job Details'), {
'classes': ('wide',),
'fields': ('name', 'command', 'shell_command', 'run_in_shell', 'args', 'disabled',)
}),
(_('E-mail subscriptions'), {
'classes': ('wide',),
'fields': ('subscribers',)
}),
(_('Frequency options'), {
'classes': ('wide',),
'fields': ('frequency', 'next_run', 'params',)
}),
)
def last_run_with_link(self, obj):
format = get_date_formats()[1]
value = capfirst(dateformat.format(obj.last_run, format))
log_id = obj.log_set.latest('run_date').id
try:
# Old way
reversed_url = reverse('chronograph_log_change', args=(log_id,))
except:
# New way
reversed_url = reverse('admin:chronograph_log_change', args=(log_id,))
return '<a href="%s">%s</a>' % (reversed_url, value)
last_run_with_link.allow_tags = True
last_run_with_link.short_description = _('Last run')
last_run_with_link.admin_order_field = 'last_run'
def job_success(self, obj):
return obj.last_run_successful
job_success.short_description = _(u'OK')
job_success.boolean = True
def run_button(self, obj):
on_click = "window.location='%d/run/?inline=1';" % obj.id
return '<input type="button" onclick="%s" value="Run" />' % on_click
run_button.allow_tags = True
run_button.short_description = _('Run')
def view_logs_button(self, obj):
on_click = "window.location='../log/?job=%d';" % obj.id
return '<input type="button" onclick="%s" value="View Logs" />' % on_click
view_logs_button.allow_tags = True
view_logs_button.short_description = _('Logs')
def run_job_view(self, request, pk):
"""
Runs the specified job.
"""
try:
job = Job.objects.get(pk=pk)
except Job.DoesNotExist:
raise Http404
job.run(save=False)
request.user.message_set.create(message=_('The job "%(job)s" was run successfully.') % {'job': job})
if 'inline' in request.GET:
redirect = request.path + '../../'
else:
redirect = request.REQUEST.get('next', request.path + "../")
return HttpResponseRedirect(redirect)
def get_urls(self):
urls = super(JobAdmin, self).get_urls()
my_urls = patterns('',
url(r'^(.+)/run/$', self.admin_site.admin_view(self.run_job_view), name="chronograph_job_run"),
)
return my_urls + urls
class LogAdmin(admin.ModelAdmin):
list_display = ('job_name', 'run_date', 'job_success', 'output', 'errors', )
search_fields = ('stdout', 'stderr', 'job__name', 'job__command')
date_hierarchy = 'run_date'
fieldsets = (
(None, {
'fields': ('job',)
}),
(_('Output'), {
'fields': ('stdout', 'stderr',)
}),
)
def job_name(self, obj):
return obj.job.name
job_name.short_description = _(u'Name')
def job_success(self, obj):
return obj.success
job_success.short_description = _(u'OK')
job_success.boolean = True
def output(self, obj):
result = obj.stdout or ''
if len(result) > 40:
result = result[:40] + '...'
return result or _('(No output)')
def errors(self, obj):
result = obj.stderr or ''
if len(result) > 40:
result = result[:40] + '...'
return result or _('(No errors)')
def has_add_permission(self, request):
return False
def formfield_for_dbfield(self, db_field, **kwargs):
request = kwargs.pop("request", None)
if isinstance(db_field, models.TextField):
kwargs['widget'] = HTMLWidget()
return db_field.formfield(**kwargs)
if isinstance(db_field, models.ForeignKey):
kwargs['widget'] = HTMLWidget(db_field.rel)
return db_field.formfield(**kwargs)
return super(LogAdmin, self).formfield_for_dbfield(db_field, **kwargs)
admin.site.register(Job, JobAdmin)
admin.site.register(Log, LogAdmin)