"""Register a custom URL map converters, available application wide.
References
----------
https://coderwall.com/p/gnafxa/adding-custom-url-map-converters-to-flask-blueprint-objects
"""
def register_converter(state):
state.app.url_map.converters[name or func.__name__] = func
self.record_once(register_converter)
Blueprint.add_app_url_map_converter = add_app_url_map_converter
main = Blueprint('app', __name__)
main.add_app_url_map_converter(RegexConverter, 'regex')
# Wikidata item identifier matcher
l_pattern = r'<regex(r"L[1-9]\d*"):lexeme>'
L_PATTERN = re.compile(r'L[1-9]\d*')
q_pattern = r'<regex(r"Q[1-9]\d*"):q>'
q1_pattern = r'<regex(r"Q[1-9]\d*"):q1>'
q2_pattern = r'<regex(r"Q[1-9]\d*"):q2>'
Q_PATTERN = re.compile(r'Q[1-9]\d*')
p_pattern = r'<regex(r"P[1-9]\d*"):p>'
P_PATTERN = re.compile(r'P[1-9]\d*')
# Wikidata item identifiers matcher
qs_pattern = r'<regex(r"Q[1-9]\d*(?:[^0-9]+Q[1-9]\d*)*"):qs>'
Register a custom URL map converters, available application wide.
:param name: the optional name of the filter, otherwise the function name
will be used.
"""
def register_converter(state):
state.app.url_map.converters[name or func.__name__] = func
self.record_once(register_converter)
# monkey-patch the Blueprint object to allow addition of URL map converters
Blueprint.add_app_url_map_converter = add_app_url_map_converter
# create the eyesopen Flask blueprint
main = Blueprint('main', __name__)
main.add_app_url_map_converter(ProjectHashConverter, 'slug')
def is_project(string):
project = Project.query.filter_by(slug=string).first()
return project is not None
@app.errorhandler(404)
def handle_404(e):
from flask import request
route = request.path
route = route.lstrip('/')
if (current_user.current_project is None or
route.startswith('_') or
route.find('/') and is_project(route[:route.find('/')])):
from flask import Blueprint
import converters # module containing the custom converter classes
def add_app_url_map_converter(self, func, name=None):
"""
Register a custom URL map converters, available application wide.
:param name: the optional name of the filter, otherwise the function name
will be used.
"""
def register_converter(state):
state.app.url_map.converters[name or func.__name__] = func
self.record_once(register_converter)
# monkey-patch the Blueprint object to allow addition of URL map converters
Blueprint.add_app_url_map_converter = add_app_url_map_converter
# create the eyesopen Flask blueprint
bp = Blueprint('myblueprint', __name__)
# register the URL map converters that are required
bp.add_app_url_map_converter(converters.FooConverter, 'foo')
bp.add_app_url_map_converter(converters.BarConverter, 'bar')
'''
to map int list like 1,2 in URL
'''
def register_converter(state):
state.app.url_map.converters[name or func.__name__] = func
self.record_once(register_converter)
# create int_list converter for blueprint
Blueprint.add_app_url_map_converter = add_app_url_map_converter
mod = Blueprint('v1', __name__, url_prefix='/api/v1')
# add converter to blueprint module, so it can be used in URL
mod.add_app_url_map_converter(IntListConverter, 'int_list')
@mod.route('/companies', methods=['GET'])
@requires_auth
def get_companies():
'''
Query companies, e.g. http://localhost:5000/api/v1/companies
'''
cur = mysql.connection.cursor()
cur.execute("SELECT `index`, company FROM companies;")
row_headers = [x[0] for x in cur.description]
rows = cur.fetchall()
cur.close()
json_data = []
for row in rows:
:param name: the optional name of the filter, otherwise the function name
will be used.
"""
def register_converter(state):
state.app.url_map.converters[name or func.__name__] = func
self.record_once(register_converter)
# monkey-patch the Blueprint object to allow addition of URL map converters
Blueprint.add_app_url_map_converter = add_app_url_map_converter
# create the eyesopen Flask blueprint
main = Blueprint('main', __name__)
main.add_app_url_map_converter(ProjectHashConverter, 'slug')
def is_project(string):
project = Project.query.filter_by(slug=string).first()
return project is not None
@app.errorhandler(404)
def handle_404(e):
from flask import request
route = request.path
route = route.lstrip('/')
if (current_user.current_project is None or route.startswith('_')
or route.find('/') and is_project(route[:route.find('/')])):
return "404"
