#!/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

PHANTOMJS_NATIVE_ARGS = [
    'cookies-file',
    'config',
    'disk-cache',
    'ignore-ssl-errors',
    'load-images',
    'load-plugins',
    'local-to-remote-url-access',
    'max-disk-cache-size',
    'output-encoding',
    'remote-debugger-port',
    'remote-debugger-autorun',
    'proxy',
    'proxy-auth',
    'proxy-type',
    'script-encoding',
    'web-security',
]
CASPER_ARGS = []
PHANTOMJS_ARGS = []

for arg in sys.argv[1:]:
    found = False
    for native in PHANTOMJS_NATIVE_ARGS:
        if arg.startswith('--%s' % native):
            PHANTOMJS_ARGS.append(arg)
            found = True
    if not found:
        CASPER_ARGS.append(arg)

CASPER_PATH = os.path.abspath(os.path.join(os.path.dirname(resolve(__file__)), '..'))
CASPER_COMMAND = os.environ.get('PHANTOMJS_EXECUTABLE', 'phantomjs').split(' ')
CASPER_COMMAND.extend(PHANTOMJS_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, err:
    print('Fatal: %s; did you install phantomjs?' % err)
    sys.exit(1)