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bazarr/libs/flask_debugtoolbar/toolbar.py
Moravčík, Marian 443607a33d More work
2019-12-16 14:58:10 +01:00

77 lines
2.1 KiB
Python

try:
from urllib.parse import unquote
except ImportError:
from urllib import unquote
from flask import url_for, current_app
from werkzeug.utils import import_string
class DebugToolbar(object):
_cached_panel_classes = {}
def __init__(self, request, jinja_env):
self.jinja_env = jinja_env
self.request = request
self.panels = []
self.template_context = {
'static_path': url_for('_debug_toolbar.static', filename='')
}
self.create_panels()
def create_panels(self):
"""
Populate debug panels
"""
activated = self.request.cookies.get('fldt_active', '')
activated = unquote(activated).split(';')
for panel_class in self._iter_panels(current_app):
panel_instance = panel_class(jinja_env=self.jinja_env,
context=self.template_context)
if panel_instance.dom_id() in activated:
panel_instance.is_active = True
self.panels.append(panel_instance)
def render_toolbar(self):
context = self.template_context.copy()
context.update({'panels': self.panels})
template = self.jinja_env.get_template('base.html')
return template.render(**context)
@classmethod
def load_panels(cls, app):
for panel_class in cls._iter_panels(app):
# just loop to make sure they've been loaded
pass
@classmethod
def _iter_panels(cls, app):
for panel_path in app.config['DEBUG_TB_PANELS']:
panel_class = cls._import_panel(app, panel_path)
if panel_class is not None:
yield panel_class
@classmethod
def _import_panel(cls, app, path):
cache = cls._cached_panel_classes
try:
return cache[path]
except KeyError:
pass
try:
panel_class = import_string(path)
except ImportError as e:
app.logger.warning('Disabled %s due to ImportError: %s', path, e)
panel_class = None
cache[path] = panel_class
return panel_class