def register_extensions(self, extensions = []):
try:
for extension, config in self.config['extensions'].items():
# extension module base string
ext_bstr = 'ext.%s' % (extension)
# extension core module string
ext_cmstr = '%s.%s' % (ext_bstr, extension)
# extension module object
ext_module = import_module(ext_cmstr)
# extension class
ext_class = getattr(ext_module, extension.title())
# check if extension is bootable
if issubclass(ext_class, Facade):
cext_class = getattr(ext_module, '%sExtension' % (extension.title()))
ext_class.register(cext_class, config)
# register extension commands if exists
ext_cmdstr = '%s.%s' % (ext_bstr, 'commands')
ext_cmd_module = import_module(ext_cmdstr, pass_errors = True)
if ext_cmd_module is not None:
self.commandadapter.register_extension(ext_cmd_module, extension)
except Exception, e:
Log.error(e)
def register_extensions(self):
"""
Function registers extensions given extensions list
Args
----
extensions (list) : the extensions dict on app.config.<env>
Raises
------
Exception: Raises exception when extension can't be loaded
properly.
"""
try:
for extension, config in self.config['extensions'].items():
extension_bstr = ''
# gather package name if exists
extension_pieces = extension.split('.')
# if the extensions is not in glim_extensions package
if len(extension_pieces) > 1:
extension_bstr = '.'.join(extension_pieces)
else: # if the extension is in glim_extensions package
extension_bstr = 'glim_extensions.%s' % extension_pieces[0]
extension_module = import_module(extension_bstr)
if extension_module:
extension_startstr = '%s.%s' % (extension_bstr, 'start')
extension_start = import_module(extension_startstr,
pass_errors=True)
extension_cmdsstr = '%s.%s' % (extension_bstr, 'commands')
extension_cmds = import_module(extension_cmdsstr,
pass_errors=True)
if extension_start is not None:
before = extension_start.before
before(config)
if extension_cmds is not None:
if self.commandadapter is not None:
self.commandadapter.register_extension(
extension_cmds, extension_pieces[0])
else:
GlimLog.error('Extension %s could not be loaded' %
extension)
except Exception as e:
GlimLog.error(traceback.format_exc())
def make_app(env, commandadapter=None):
"""
Function creates an app given environment
"""
mconfig = import_module('app.config.%s' % env, pass_errors=True)
if mconfig is None and paths.app_exists():
print(colored('Configuration for "%s" environment is not found' % env, 'red'))
return None
mstart = import_module('app.start')
mroutes = import_module('app.routes')
mcontrollers = import_module('app.controllers')
before = mstart.before
return Glim(commandadapter, mconfig, mroutes, mcontrollers, env, before)
def register_extensions(self):
"""
Function registers extensions given extensions list
Args
----
extensions (list) : the extensions dict on app.config.<env>
Raises
------
Exception: Raises exception when extension can't be loaded
properly.
"""
try:
for extension, config in self.config['extensions'].items():
extension_bstr = ''
# gather package name if exists
extension_pieces = extension.split('.')
# if the extensions is not in glim_extensions package
if len(extension_pieces) > 1:
extension_bstr = '.'.join(extension_pieces)
else: # if the extension is in glim_extensions package
extension_bstr = 'glim_extensions.%s' % extension_pieces[0]
extension_module = import_module(extension_bstr)
if extension_module:
extension_startstr = '%s.%s' % (extension_bstr, 'start')
extension_start = import_module(extension_startstr, pass_errors=True)
extension_cmdsstr = '%s.%s' % (extension_bstr, 'commands')
extension_cmds = import_module(extension_cmdsstr, pass_errors=True)
if extension_start is not None:
before = extension_start.before
before(config)
if extension_cmds is not None:
if self.commandadapter is not None:
self.commandadapter.register_extension(extension_cmds, extension_pieces[0])
else:
GlimLog.error('Extension %s could not be loaded' % extension)
except Exception as e:
GlimLog.error(traceback.format_exc())
def __init__(self, db, orm, migrations_mstr):
self.db = db
self.orm = orm
self.migrations_mstr = migrations_mstr
self.migrations_module = import_module(migrations_mstr, pass_errors=True)
self.migrations = []
self.retrieve_migrations()
def main():
# register the global parser
preparser = argparse.ArgumentParser(description = description, add_help = False)
preparser.add_argument('--env', '-e', dest = 'env', default = 'development', help = 'choose application environment')
# parse existing options
namespace, extra = preparser.parse_known_args()
env = namespace.env
parser = argparse.ArgumentParser(parents = [preparser], description = description, add_help = True)
subparsers = parser.add_subparsers(title = 'commands', help = 'commands')
# initialize a command adapter with subparsers
commandadapter = CommandAdapter(subparsers)
# register glim commands
commandadapter.register(glim.commands)
# register app commands
appcommands = import_module('app.commands', pass_errors = True)
commandadapter.register(appcommands)
# check if a new app is being created
new = True if 'new' in extra else False
if new:
app = None
else:
app = App(commandadapter, env)
args = parser.parse_args()
command = commandadapter.match(args)
commandadapter.dispatch(command, app)
def make_app(env, commandadapter=None):
"""
Function creates an app given environment
"""
mconfig = import_module('app.config.%s' % env, pass_errors=True)
if mconfig is None and paths.app_exists():
print(
colored('Configuration for "%s" environment is not found' % env,
'red'))
return None
mstart = import_module('app.start')
mroutes = import_module('app.routes')
mcontrollers = import_module('app.controllers')
before = mstart.before
return Glim(commandadapter, mconfig, mroutes, mcontrollers, env, before)
def dispatch_request(self, request):
adapter = self.url_map.bind_to_environ(request.environ)
try:
endpoint, values = adapter.match()
mcontroller = import_module('app.controllers')
# detect filters
filters = endpoint.split(',')
endpoint_pieces = filters[-1].split('.')
# if there exists any filter defined
if len(filters) > 1:
filters = filters[:-1]
# here run filters
for f in filters:
fpieces = f.split('.')
cls = fpieces[0]
fnc = fpieces[1]
mfilter = mcontroller
obj = getattr(mfilter, cls)
ifilter = obj(request)
raw = getattr(ifilter, fnc)(** values)
if isinstance(raw, basestring):
return Response(raw)
if isinstance(raw, Response):
return raw
cls = endpoint_pieces[0]
restful = False
try:
fnc = endpoint_pieces[1]
except:
restful = True
fnc = None
obj = getattr(mcontroller, cls)
instance = obj(request)
raw = None
if restful:
raw = getattr(instance, request.method.lower()(**values))
else:
raw = getattr(instance, fnc)(** values)
if isinstance(raw, Response):
return raw
else:
return Response(raw)
except HTTPException, e:
return e
def __init__(self, commandadapter, env = 'development'):
self.commandadapter = commandadapter
self.mconfig = import_module('app.config.%s' % env)
if self.mconfig is None:
print colored('Configuration for %s not found' % env, 'red')
exit()
self.config = self.mconfig.config
self.register_config()
self.register_log()
self.register_database()
self.register_extensions()
self.register_ioc()
self.register_view()
# find out start
mstart = import_module('app.start')
self.before = mstart.before
def register_extensions(self, extensions=[]):
"""
Function registers extensions given extensions list
Args
----
extensions (list) : the extensions dict on app.config.<env>
Raises
------
Exception: Raises exception when extension can't be loaded
properly.
"""
try:
for extension, config in self.config['extensions'].items():
# extension module base string
ext_bstr = 'ext.%s' % (extension)
# start script
ext_sstr = '%s.start' % ext_bstr
ext_startmodule = import_module(ext_sstr, pass_errors=True)
if ext_startmodule is not None:
before = getattr(ext_startmodule, 'before')
before(config)
# register extension commands if exists
ext_cmdstr = '%s.%s' % (ext_bstr, 'commands')
ext_cmd_module = import_module(ext_cmdstr, pass_errors=True)
if ext_cmd_module is not None:
self.commandadapter.register_extension(ext_cmd_module,
extension)
except Exception as e:
print(traceback.format_exc())
GlimLog.error(e)
def start(self, host = '127.0.0.1', port = '8080', env = 'development'):
try:
self.before()
mroutes = import_module('app.routes')
app = Glim(mroutes.urls, self.config['app'])
if 'static' in self.config['app']:
app.wsgi_app = SharedDataMiddleware(app.wsgi_app, {
self.config['app']['static']['url'] : self.config['app']['static']['path']
})
run_simple(host, int(port), app, use_debugger = self.config['app']['debugger'], use_reloader = self.config['app']['reloader'])
except Exception, e:
print traceback.format_exc()
exit()
def start(self, host='127.0.0.1', port='8080', env='development'):
"""
Function initiates a werkzeug wsgi app using app.routes module.
Note:
Function will register a static path for css, js, img, etc. files
using SharedDataMiddleware, else it won't register any static script
path.
Args
----
host (string): the host ip address to start the web server
port (string): the port of ip address
env (string): the application environment
Raises
------
Exception: Raises any exception coming from werkzeug's web server
"""
try:
self.before()
mroutes = import_module('app.routes')
app = Glim(mroutes.urls, self.config['app'])
if 'static' in self.config['app']:
app.wsgi_app = SharedDataMiddleware(app.wsgi_app, {
self.config['app']['static']['url']:
self.config['app']['static']['path']
})
run_simple(host, int(port), app,
use_debugger=self.config['app']['debugger'],
use_reloader=self.config['app']['reloader'])
except Exception as e:
print(traceback.format_exc())
exit()
def main():
"""
The single entry point to glim command line interface.Main method is called
from pypi console_scripts key or by glim.py on root.This function
initializes a new app given the glim commands and app commands if app
exists.
Usage
-----
$ python glim/cli.py start
$ python glim.py start (on root folder)
"""
# register the global parser
preparser = argparse.ArgumentParser(description=description,
add_help=False)
preparser.add_argument('--env',
'-e',
dest='env',
default='development',
help='choose application environment')
# parse existing options
namespace, extra = preparser.parse_known_args()
env = namespace.env
# register the subparsers
parser = argparse.ArgumentParser(parents=[preparser],
description=description,
add_help=True)
subparsers = parser.add_subparsers(title='commands', help='commands')
# initialize a command adapter with subparsers
commandadapter = CommandAdapter(subparsers)
# register glim commands
commandadapter.register(glim.commands)
# register app commands
appcommands = import_module('app.commands', pass_errors=True)
commandadapter.register(appcommands)
app = None
if paths.app_exists() is False:
# check if a new app is being created
new = True if 'new' in extra else False
if ('help' in extra) or ('--help' in extra) or ('-h' in extra):
help = True
else:
help = False
if help:
parser.print_help()
exit()
else:
app = make_app(env, commandadapter)
args = parser.parse_args()
command = commandadapter.match(args)
commandadapter.dispatch(command, app)
def main():
"""
The single entry point to glim command line interface.Main method is called
from pypi console_scripts key or by glim.py on root.This function
initializes a new app given the glim commands and app commands if app
exists.
Usage
-----
$ python glim/cli.py start
$ python glim.py start (on root folder)
"""
# register the global parser
preparser = argparse.ArgumentParser(description=description,
add_help=False)
preparser.add_argument('--env', '-e', dest='env',
default='development',
help='choose application environment')
# parse existing options
namespace, extra = preparser.parse_known_args()
env = namespace.env
# register the subparsers
parser = argparse.ArgumentParser(parents=[preparser],
description=description,
add_help=True)
subparsers = parser.add_subparsers(title='commands', help='commands')
# initialize a command adapter with subparsers
commandadapter = CommandAdapter(subparsers)
# register glim commands
commandadapter.register(glim.commands)
# register app commands
appcommands = import_module('app.commands', pass_errors=True)
commandadapter.register(appcommands)
# check if a new app is being created
new = True if 'new' in extra else False
if ('help' in extra) or ('--help' in extra) or ('-h' in extra):
help = True
else:
help = False
# check if help is being called when the app is not created
if paths.app_exists() is False and help is True:
parser.print_help()
exit()
# load the config module
mconfig = import_module('app.config.%s' % env)
# check if mconfig is None
if mconfig is None:
print(colored('Configuration for "%s" environment is not found' % env, 'red'))
exit()
# load the start hook
mstart = import_module('app.start')
before = mstart.before
# create the app
app = None if new else App(commandadapter, mconfig, env, before)
args = parser.parse_args()
command = commandadapter.match(args)
commandadapter.dispatch(command, app)
def dispatch_request(self, request):
"""
Function dispatches the request. It also handles route
filtering.
Args
----
request (werkzeug.wrappers.Request): the request
object.
Returns
-------
response (werkzeug.wrappers.Response): the response
object.
"""
adapter = self.url_map.bind_to_environ(request.environ)
try:
endpoint, values = adapter.match()
mcontroller = import_module("app.controllers")
# detect filters
filters = endpoint.split(",")
endpoint_pieces = filters[-1].split(".")
# if there exists any filter defined
if len(filters) > 1:
filters = filters[:-1]
# here run filters
for f in filters:
fpieces = f.split(".")
cls = fpieces[0]
fnc = fpieces[1]
mfilter = mcontroller
obj = getattr(mfilter, cls)
ifilter = obj(request)
raw = getattr(ifilter, fnc)(**values)
if isinstance(raw, basestring):
return Response(raw)
if isinstance(raw, Response):
return raw
cls = endpoint_pieces[0]
restful = False
try:
fnc = endpoint_pieces[1]
except:
restful = True
fnc = None
obj = getattr(mcontroller, cls)
instance = obj(request)
raw = None
if restful:
raw = getattr(instance, request.method.lower()(**values))
else:
raw = getattr(instance, fnc)(**values)
if isinstance(raw, Response):
return raw
else:
return Response(raw)
except HTTPException as e:
return e
