composer: smarter arguments handling

To get all available options in json for each command, `composer help <command> --format=json` can be used. This allows us to simply parse the output and dynamically find out if an option is available. Neat!
This commit is contained in:
Rene Moser 2015-09-11 21:26:23 +02:00
parent 7fdfa01615
commit 384eaba766

View file

@ -22,7 +22,9 @@
DOCUMENTATION = '''
---
module: composer
author: "Dimitrios Tydeas Mengidis (@dmtrs)"
author:
- "Dimitrios Tydeas Mengidis (@dmtrs)"
- "René Moser (@resmo)"
short_description: Dependency Manager for PHP
version_added: "1.6"
description:
@ -94,7 +96,7 @@ requirements:
- php
- composer installed in bin path (recommended /usr/local/bin)
notes:
- Default options that are always appended in each execution are --no-ansi, --no-progress, and --no-interaction
- Default options that are always appended in each execution are --no-ansi, --no-interaction and --no-progress if available.
'''
EXAMPLES = '''
@ -105,12 +107,27 @@ EXAMPLES = '''
import os
import re
try:
import json
except ImportError:
import simplejson as json
def parse_out(string):
return re.sub("\s+", " ", string).strip()
def has_changed(string):
return "Nothing to install or update" not in string
def get_available_options(module, command='install'):
# get all availabe options from a composer command using composer help to json
rc, out, err = composer_command(module, "help %s --format=json" % command)
if rc != 0:
output = parse_out(err)
module.fail_json(msg=output)
command_help_json = json.loads(out)
return command_help_json['definition']['options']
def composer_command(module, command, options=[]):
php_path = module.get_bin_path("php", True, ["/usr/local/bin"])
composer_path = module.get_bin_path("composer", True, ["/usr/local/bin"])
@ -133,33 +150,40 @@ def main():
supports_check_mode=True
)
# Get composer command with fallback to default
command = module.params['command']
available_options = get_available_options(module=module, command=command)
options = []
# Default options
options.append('--no-ansi')
options.append('--no-progress')
options.append('--no-interaction')
default_options = [
'no-ansi',
'no-interaction',
'no-progress',
]
for option in default_options:
if option in available_options:
option = "--%s" % option
options.append(option)
options.extend(['--working-dir', os.path.abspath(module.params['working_dir'])])
# Get composer command with fallback to default
command = module.params['command']
option_params = {
'prefer_source': 'prefer-source',
'prefer_dist': 'prefer-dist',
'no_dev': 'no-dev',
'no_scripts': 'no-scripts',
'no_plugins': 'no_plugins',
'optimize_autoloader': 'optimize-autoloader',
'ignore_platform_reqs': 'ignore-platform-reqs',
}
# Prepare options
if module.params['prefer_source']:
options.append('--prefer-source')
if module.params['prefer_dist']:
options.append('--prefer-dist')
if module.params['no_dev']:
options.append('--no-dev')
if module.params['no_scripts']:
options.append('--no-scripts')
if module.params['no_plugins']:
options.append('--no-plugins')
if module.params['optimize_autoloader']:
options.append('--optimize-autoloader')
if module.params['ignore_platform_reqs']:
options.append('--ignore-platform-reqs')
for param, option in option_params.iteritems():
if module.params.get(param) and option in available_options:
option = "--%s" % option
options.append(option)
if module.check_mode:
options.append('--dry-run')
@ -176,5 +200,5 @@ def main():
# import module snippets
from ansible.module_utils.basic import *
main()
if __name__ == '__main__':
main()