/usr/lib/python2.7/dist-packages/pyramid/scripts/proutes.py is in python-pyramid 1.6+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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import optparse
import sys
import textwrap
import re
from zope.interface import Interface
from pyramid.paster import bootstrap
from pyramid.compat import (string_types, configparser)
from pyramid.interfaces import IRouteRequest
from pyramid.config import not_
from pyramid.scripts.common import parse_vars
from pyramid.static import static_view
from pyramid.view import _find_views
PAD = 3
ANY_KEY = '*'
UNKNOWN_KEY = '<unknown>'
def main(argv=sys.argv, quiet=False):
command = PRoutesCommand(argv, quiet)
return command.run()
def _get_pattern(route):
pattern = route.pattern
if not pattern.startswith('/'):
pattern = '/%s' % pattern
return pattern
def _get_print_format(fmt, max_name, max_pattern, max_view, max_method):
print_fmt = ''
max_map = {
'name': max_name,
'pattern': max_pattern,
'view': max_view,
'method': max_method,
}
sizes = []
for index, col in enumerate(fmt):
size = max_map[col] + PAD
print_fmt += '{{%s: <{%s}}} ' % (col, index)
sizes.append(size)
return print_fmt.format(*sizes)
def _get_request_methods(route_request_methods, view_request_methods):
excludes = set()
if route_request_methods:
route_request_methods = set(route_request_methods)
if view_request_methods:
view_request_methods = set(view_request_methods)
for method in view_request_methods.copy():
if method.startswith('!'):
view_request_methods.remove(method)
excludes.add(method[1:])
has_route_methods = route_request_methods is not None
has_view_methods = len(view_request_methods) > 0
has_methods = has_route_methods or has_view_methods
if has_route_methods is False and has_view_methods is False:
request_methods = [ANY_KEY]
elif has_route_methods is False and has_view_methods is True:
request_methods = view_request_methods
elif has_route_methods is True and has_view_methods is False:
request_methods = route_request_methods
else:
request_methods = route_request_methods.intersection(
view_request_methods
)
request_methods = set(request_methods).difference(excludes)
if has_methods and not request_methods:
request_methods = '<route mismatch>'
elif request_methods:
if excludes and request_methods == set([ANY_KEY]):
for exclude in excludes:
request_methods.add('!%s' % exclude)
request_methods = ','.join(sorted(request_methods))
return request_methods
def _get_view_module(view_callable):
if view_callable is None:
return UNKNOWN_KEY
if hasattr(view_callable, '__name__'):
if hasattr(view_callable, '__original_view__'):
original_view = view_callable.__original_view__
else:
original_view = None
if isinstance(original_view, static_view):
if original_view.package_name is not None:
return '%s:%s' % (
original_view.package_name,
original_view.docroot
)
else:
return original_view.docroot
else:
view_name = view_callable.__name__
else:
# Currently only MultiView hits this,
# we could just not run _get_view_module
# for them and remove this logic
view_name = str(view_callable)
view_module = '%s.%s' % (
view_callable.__module__,
view_name,
)
# If pyramid wraps something in wsgiapp or wsgiapp2 decorators
# that is currently returned as pyramid.router.decorator, lets
# hack a nice name in:
if view_module == 'pyramid.router.decorator':
view_module = '<wsgiapp>'
return view_module
def get_route_data(route, registry):
pattern = _get_pattern(route)
request_iface = registry.queryUtility(
IRouteRequest,
name=route.name
)
route_request_methods = None
view_request_methods_order = []
view_request_methods = {}
view_callable = None
route_intr = registry.introspector.get(
'routes', route.name
)
if request_iface is None:
return [
(route.name, _get_pattern(route), UNKNOWN_KEY, ANY_KEY)
]
view_callables = _find_views(registry, request_iface, Interface, '')
if view_callables:
view_callable = view_callables[0]
else:
view_callable = None
view_module = _get_view_module(view_callable)
# Introspectables can be turned off, so there could be a chance
# that we have no `route_intr` but we do have a route + callable
if route_intr is None:
view_request_methods[view_module] = []
view_request_methods_order.append(view_module)
else:
if route_intr.get('static', False) is True:
return [
(route.name, route_intr['external_url'], UNKNOWN_KEY, ANY_KEY)
]
route_request_methods = route_intr['request_methods']
view_intr = registry.introspector.related(route_intr)
if view_intr:
for view in view_intr:
request_method = view.get('request_methods')
if request_method is not None:
view_callable = view['callable']
view_module = _get_view_module(view_callable)
if view_module not in view_request_methods:
view_request_methods[view_module] = []
view_request_methods_order.append(view_module)
if isinstance(request_method, string_types):
request_method = (request_method,)
elif isinstance(request_method, not_):
request_method = ('!%s' % request_method.value,)
view_request_methods[view_module].extend(request_method)
else:
if view_module not in view_request_methods:
view_request_methods[view_module] = []
view_request_methods_order.append(view_module)
else:
view_request_methods[view_module] = []
view_request_methods_order.append(view_module)
final_routes = []
for view_module in view_request_methods_order:
methods = view_request_methods[view_module]
request_methods = _get_request_methods(
route_request_methods,
methods
)
final_routes.append((
route.name,
pattern,
view_module,
request_methods,
))
return final_routes
class PRoutesCommand(object):
description = """\
Print all URL dispatch routes used by a Pyramid application in the
order in which they are evaluated. Each route includes the name of the
route, the pattern of the route, and the view callable which will be
invoked when the route is matched.
This command accepts one positional argument named 'config_uri'. It
specifies the PasteDeploy config file to use for the interactive
shell. The format is 'inifile#name'. If the name is left off, 'main'
will be assumed. Example: 'proutes myapp.ini'.
"""
bootstrap = (bootstrap,)
stdout = sys.stdout
usage = '%prog config_uri'
ConfigParser = configparser.ConfigParser # testing
parser = optparse.OptionParser(
usage,
description=textwrap.dedent(description)
)
parser.add_option('-g', '--glob',
action='store', type='string', dest='glob',
default='', help='Display routes matching glob pattern')
parser.add_option('-f', '--format',
action='store', type='string', dest='format',
default='', help=('Choose which columns to display, this '
'will override the format key in the '
'[proutes] ini section'))
def __init__(self, argv, quiet=False):
self.options, self.args = self.parser.parse_args(argv[1:])
self.quiet = quiet
self.available_formats = [
'name', 'pattern', 'view', 'method'
]
self.column_format = self.available_formats
def validate_formats(self, formats):
invalid_formats = []
for fmt in formats:
if fmt not in self.available_formats:
invalid_formats.append(fmt)
msg = (
'You provided invalid formats %s, '
'Available formats are %s'
)
if invalid_formats:
msg = msg % (invalid_formats, self.available_formats)
self.out(msg)
return False
return True
def proutes_file_config(self, filename):
config = self.ConfigParser()
config.read(filename)
try:
items = config.items('proutes')
for k, v in items:
if 'format' == k:
cols = re.split(r'[,|\s|\n]*', v)
self.column_format = [x.strip() for x in cols]
except configparser.NoSectionError:
return
def out(self, msg): # pragma: no cover
if not self.quiet:
print(msg)
def _get_mapper(self, registry):
from pyramid.config import Configurator
config = Configurator(registry=registry)
return config.get_routes_mapper()
def run(self, quiet=False):
if not self.args:
self.out('requires a config file argument')
return 2
config_uri = self.args[0]
env = self.bootstrap[0](config_uri, options=parse_vars(self.args[1:]))
registry = env['registry']
mapper = self._get_mapper(registry)
self.proutes_file_config(config_uri)
if self.options.format:
columns = self.options.format.split(',')
self.column_format = [x.strip() for x in columns]
is_valid = self.validate_formats(self.column_format)
if is_valid is False:
return 2
if mapper is None:
return 0
max_name = len('Name')
max_pattern = len('Pattern')
max_view = len('View')
max_method = len('Method')
routes = mapper.get_routes(include_static=True)
if len(routes) == 0:
return 0
mapped_routes = [{
'name': 'Name',
'pattern': 'Pattern',
'view': 'View',
'method': 'Method'
},{
'name': '----',
'pattern': '-------',
'view': '----',
'method': '------'
}]
for route in routes:
route_data = get_route_data(route, registry)
for name, pattern, view, method in route_data:
if self.options.glob:
match = (fnmatch.fnmatch(name, self.options.glob) or
fnmatch.fnmatch(pattern, self.options.glob))
if not match:
continue
if len(name) > max_name:
max_name = len(name)
if len(pattern) > max_pattern:
max_pattern = len(pattern)
if len(view) > max_view:
max_view = len(view)
if len(method) > max_method:
max_method = len(method)
mapped_routes.append({
'name': name,
'pattern': pattern,
'view': view,
'method': method
})
fmt = _get_print_format(
self.column_format, max_name, max_pattern, max_view, max_method
)
for route in mapped_routes:
self.out(fmt.format(**route))
return 0
if __name__ == '__main__': # pragma: no cover
sys.exit(main() or 0)
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