Websites/webkit-perf.appspot.com/admin_handlers.py

#!/usr/bin/env python
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import webapp2
import json

from google.appengine.api import taskqueue
from google.appengine.api import users
from google.appengine.ext.db import GqlQuery
from google.appengine.ext.webapp import template

from controller import schedule_runs_update
from controller import schedule_dashboard_update
from controller import schedule_manifest_update
from models import Branch
from models import Builder
from models import Platform
from models import ReportLog
from models import Test


class IsAdminHandler(webapp2.RequestHandler):
    def get(self):
        self.response.headers['Content-Type'] = 'application/json'
        self.response.out.write('true' if users.is_current_user_admin() else 'false')


class AdminDashboardHandler(webapp2.RequestHandler):
    def get(self, task):
        task_method_name = 'get_' + task
        if task_method_name in dir(self) and task_method_name not in dir(super):
            method = getattr(self, task_method_name)
            return method()

        report_log_total = GqlQuery("SELECT __key__ FROM ReportLog").count()
        report_log_committed = GqlQuery("SELECT __key__ FROM ReportLog WHERE commit = True").count()

        self.response.out.write(template.render('admin.html',
            {'report_log_total': report_log_total, 'report_log_committed': report_log_committed}))

    def get_branches(self):
        self.response.headers['Content-Type'] = 'application/json'
        result = {}
        for branch in Branch.all():
            result[branch.key().name()] = {'name': branch.name}
        self.response.out.write(json.dumps(result))

    def get_platforms(self):
        self.response.headers['Content-Type'] = 'application/json'
        result = {}
        for platform in Platform.all():
            result[platform.key().name()] = {'name': platform.name, 'hidden': platform.hidden}
        self.response.out.write(json.dumps(result))

    def get_builders(self):
        self.response.headers['Content-Type'] = 'application/json'
        self.response.out.write(json.dumps([builder.name for builder in Builder.all()]))

    def get_tests(self):
        self.response.headers['Content-Type'] = 'application/json'
        result = {}
        for test in Test.all():
            result[test.key().name()] = {'name': test.name, 'hidden': test.hidden}
        self.response.out.write(json.dumps(result))


class ChangeVisibilityHandler(webapp2.RequestHandler):
    def post(self):
        self.response.headers['Content-Type'] = 'text/plain; charset=utf-8'

        try:
            payload = json.loads(self.request.body)
            hide = payload['hide']
        except:
            self.response.out.write("Failed to parse the payload: %s" % self.request.body)
            return

        if 'platform' in payload:
            model = Platform.get_by_key_name(payload['platform'])
        elif 'test' in payload:
            model = Test.get_by_key_name(payload['test'])
        else:
            self.response.out.write('Not supported')
            return

        if not model:
            self.response.out.write('Could not find the model')
            return

        model.hidden = hide
        model.put()
        schedule_dashboard_update()
        schedule_manifest_update()

        self.response.out.write('OK')


class MergeTestsHandler(webapp2.RequestHandler):
    def post(self, task):
        self.response.headers['Content-Type'] = 'text/plain; charset=utf-8'

        if task != 'run':
            try:
                payload = json.loads(self.request.body)
                merge = payload.get('merge', '')
                into = payload.get('into', '')
            except:
                self.response.out.write("Failed to parse the payload: %s" % self.request.body)
                return

            if merge == into or not Test.get_by_key_name(merge) or not Test.get_by_key_name(into):
                self.response.out.write('Invalid test names')
                return

            taskqueue.add(url='/admin/merge-tests/run', params={'merge': merge, 'into': into}, target='model-manipulator')
            self.response.out.write('OK')
            return

        merge = Test.get_by_key_name(self.request.get('merge'))
        into = Test.get_by_key_name(self.request.get('into'))

        branches_and_platforms_to_update = into.merge(merge)
        if branches_and_platforms_to_update == None:
            # FIXME: This message is invisible. Need to store this somewhere and let the admin page pull it.
            self.response.out.write('Cannot merge %s into %s. There are conflicting results.' % (merge.name, into.name))
            return

        for branch_id, platform_id in branches_and_platforms_to_update:
            schedule_runs_update(into.id, branch_id, platform_id)

        schedule_dashboard_update()
        schedule_manifest_update()

        self.response.out.write('OK')