casperjs
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#!/usr/bin/env python
import os
import sys
def resolve(path):
if os.path.islink(path):
path = os.path.join(os.path.dirname(path), os.readlink(path))
return resolve(path)
return path
SUPPORTED_ENGINES = {
'phantomjs' : {
'native_args': [
'cookies-file',
'config',
'debug',
'disk-cache',
'ignore-ssl-errors',
'load-images',
'load-plugins',
'local-storage-path',
'local-storage-quota',
'local-to-remote-url-access',
'max-disk-cache-size',
'output-encoding',
'proxy',
'proxy-auth',
'proxy-type',
'remote-debugger-port',
'remote-debugger-autorun',
'script-encoding',
'ssl-protocol',
'ssl-certificates-path',
'web-security',
'webdriver',
'webdriver-logfile',
'webdriver-loglevel'
'webdriver-selenium-grid-hub',
'wd',
'w',
],
'env_varname': 'PHANTOMJS_EXECUTABLE',
'default_exec' : 'phantomjs'
},
'slimerjs': {
'native_args': [
'P',
'jsconsole',
'CreateProfile',
'profile',
#phantomjs options
'cookies-file',
'config',
'debug',
'disk-cache',
'ignore-ssl-errors',
'load-images',
'load-plugins',
'local-storage-path',
'local-storage-quota',
'local-to-remote-url-access',
'max-disk-cache-size',
'output-encoding',
'proxy',
'proxy-auth',
'proxy-type',
'remote-debugger-port',
'remote-debugger-autorun',
'script-encoding',
'ssl-protocol',
'ssl-certificates-path',
'web-security',
'webdriver',
'webdriver-logfile',
'webdriver-loglevel'
'webdriver-selenium-grid-hub',
'wd',
'w',
],
'env_varname': 'SLIMERJS_EXECUTABLE',
'default_exec' : 'slimerjs'
},
}
ENGINE = 'phantomjs'
ENGINE_ARGS = []
ENGINE_NATIVE_ARGS = []
ENGINE_EXECUTABLE = ''
CASPER_ARGS = []
CASPER_PATH = os.path.abspath(os.path.join(os.path.dirname(resolve(__file__)), '..'))
SYS_ARGS = sys.argv[1:]
# retrieve the engine name
for arg in SYS_ARGS:
if arg.startswith('--engine='):
ENGINE = arg[9:].lower()
break
if ENGINE in SUPPORTED_ENGINES:
ENGINE_NATIVE_ARGS = SUPPORTED_ENGINES[ENGINE]['native_args']
ENGINE_EXECUTABLE = os.environ.get(SUPPORTED_ENGINES[ENGINE]['env_varname'], SUPPORTED_ENGINES[ENGINE]['default_exec'])
else:
print('Bad engine name. Only phantomjs and slimerjs are supported')
sys.exit(1)
for arg in SYS_ARGS:
found = False
for native in ENGINE_NATIVE_ARGS:
if arg.startswith('--%s' % native):
ENGINE_ARGS.append(arg)
found = True
if not found:
if arg.startswith('--engine=') == False:
CASPER_ARGS.append(arg)
CASPER_COMMAND = ENGINE_EXECUTABLE.split(' ')
CASPER_COMMAND.extend(ENGINE_ARGS)
CASPER_COMMAND.extend([
os.path.join(CASPER_PATH, 'bin', 'bootstrap.js'),
'--casper-path=%s' % CASPER_PATH,
'--cli'
])
CASPER_COMMAND.extend(CASPER_ARGS)
try:
os.execvp(CASPER_COMMAND[0], CASPER_COMMAND)
except OSError as err:
print('Fatal: %s; did you install phantomjs?' % err)
sys.exit(1)