def editor(page_id):
page = Page.get_edit_or_404(page_id)
user = users.get_current_user()
client_id = 'page-%d-%s-%s' % (page_id, user.user_id(), b32encode(os.urandom(10)))
token = gae_channels.create_channel(client_id)
channel = PageChannel(user=user, page=page, token=token, client_id=client_id)
channel.put()
return render_template('editor.html', page=page, channel_token=token)
def editor(page_id):
page = Page.get_edit_or_404(page_id)
user = users.get_current_user()
client_id = 'page-%d-%s-%s' % (page_id, user.user_id(),
b32encode(os.urandom(10)))
token = gae_channels.create_channel(client_id)
channel = PageChannel(user=user,
page=page,
token=token,
client_id=client_id)
channel.put()
return render_template('editor.html', page=page, channel_token=token)
def page_rpc(page_id):
page = Page.get_edit_or_404(page_id)
try:
message = json.loads(request.form.get('message', ''))
except Exception:
abort(400)
data = message.get('data', None)
token = message.get('from', None)
if not token or not data:
logging.warn('RPC received no token or data.')
abort(400)
cmd = data.get('cmd', None)
if not cmd:
logging.warn('RPC received no cmd.')
abort(400)
channel = PageChannel.gql('WHERE token=:1', token).get()
if not channel:
# We've timed out the channel. User should refresh the page.
logging.debug('Could not find token: %s', token)
return dict(cmd='refresh')
channel.dt_last_update = datetime.utcnow()
channel.put()
# Commands
if cmd == 'open':
page.add_channel(channel)
page.update_locks()
return 'OK'
elif cmd == 'claimLock':
page.clean_channels()
page.add_channel_first(channel)
page.update_locks()
return 'OK'
elif cmd == 'save':
style_id = data.get('style_id', '')
style = Style.get_edit_or_404(style_id)
if not style.preview_rev:
preview_rev = StyleRevision(parent=style,
rev=style.published_rev.rev + 1)
preview_rev.put()
style.preview_rev = preview_rev
style.put()
log = style.preview_rev.update(data.get('scss', ''))
publish = data.get('fPublish', False)
preview = not publish
if publish:
style.published_rev = style.preview_rev
style.preview_rev = None
style.put()
page_key = str(page.key())
memcache.delete(page_key + '-css')
memcache.delete(page_key + '-css-etag')
page.queue_refresh()
return jsonify({'css': page.compressed_css(preview), 'log': log})
else:
logging.warn('Got a bad command: %s', cmd)
abort(400) # Bad cmd
def page_rpc(page_id):
page = Page.get_edit_or_404(page_id)
try:
message = json.loads(request.form.get("message", ""))
except Exception:
abort(400)
data = message.get("data", None)
token = message.get("from", None)
if not token or not data:
logging.warn("RPC received no token or data.")
abort(400)
cmd = data.get("cmd", None)
if not cmd:
logging.warn("RPC received no cmd.")
abort(400)
channel = PageChannel.gql("WHERE token=:1", token).get()
if not channel:
# We've timed out the channel. User should refresh the page.
logging.debug("Could not find token: %s", token)
return dict(cmd="refresh")
channel.dt_last_update = datetime.utcnow()
channel.put()
# Commands
if cmd == "open":
page.add_channel(channel)
page.update_locks()
return "OK"
elif cmd == "claimLock":
page.clean_channels()
page.add_channel_first(channel)
page.update_locks()
return "OK"
elif cmd == "save":
style_id = data.get("style_id", "")
style = Style.get_edit_or_404(style_id)
if not style.preview_rev:
preview_rev = StyleRevision(parent=style, rev=style.published_rev.rev + 1)
preview_rev.put()
style.preview_rev = preview_rev
style.put()
log = style.preview_rev.update(data.get("scss", ""))
publish = data.get("fPublish", False)
preview = not publish
if publish:
style.published_rev = style.preview_rev
style.preview_rev = None
style.put()
page_key = str(page.key())
memcache.delete(page_key + "-css")
memcache.delete(page_key + "-css-etag")
page.queue_refresh()
return jsonify({"css": page.compressed_css(preview), "log": log})
else:
logging.warn("Got a bad command: %s", cmd)
abort(400) # Bad cmd
def page_rpc(page_id):
page = Page.get_edit_or_404(page_id)
try:
message = json.loads(request.form.get('message', ''))
except Exception:
abort(400)
data = message.get('data', None)
token = message.get('from', None)
if not token or not data:
logging.warn('RPC received no token or data.')
abort(400)
cmd = data.get('cmd', None)
if not cmd:
logging.warn('RPC received no cmd.')
abort(400)
channel = PageChannel.gql('WHERE token=:1', token).get()
if not channel:
# We've timed out the channel. User should refresh the page.
logging.debug('Could not find token: %s', token)
return dict(cmd='refresh')
channel.dt_last_update = datetime.utcnow()
channel.put()
# Commands
if cmd == 'open':
page.add_channel(channel)
page.update_locks()
return 'OK'
elif cmd == 'claimLock':
page.clean_channels()
page.add_channel_first(channel)
page.update_locks()
return 'OK'
elif cmd == 'save':
style_id = data.get('style_id', '')
style = Style.get_edit_or_404(style_id)
if not style.preview_rev:
preview_rev = StyleRevision(parent=style, rev=style.published_rev.rev + 1)
preview_rev.put()
style.preview_rev = preview_rev
style.put()
log = style.preview_rev.update(data.get('scss', ''))
publish = data.get('fPublish', False)
preview = not publish
if publish:
style.published_rev = style.preview_rev
style.preview_rev = None
style.put()
page_key = str(page.key())
memcache.delete(page_key + '-css')
memcache.delete(page_key + '-css-etag')
page.queue_refresh()
return jsonify({'css': page.compressed_css(preview), 'log': log})
else:
logging.warn('Got a bad command: %s', cmd)
abort(400) # Bad cmd
def _channel_presence(presence):
client_id = request.form.get('from', '')
channel = PageChannel.get_or_404(client_id=client_id)
page = channel.page
if presence == 'connected':
page.add_channel(channel)
elif presence == 'disconnected':
page.remove_channel(channel, True)
page.update_locks()
return 'OK'
def _channel_presence(presence):
client_id = request.form.get("from", "")
channel = PageChannel.get_or_404(client_id=client_id)
page = channel.page
if presence == "connected":
page.add_channel(channel)
elif presence == "disconnected":
page.remove_channel(channel, True)
page.update_locks()
return "OK"
def _channel_presence(presence):
client_id = request.form.get('from', '')
channel = PageChannel.get_or_404(client_id=client_id)
page = channel.page
if presence == 'connected':
page.add_channel(channel)
elif presence == 'disconnected':
page.remove_channel(channel, True)
page.update_locks()
return 'OK'