bin/git-pull-request
2011-06-26 15:54:01 -07:00

148 lines
3.9 KiB
Python
Executable file

#!/usr/bin/env python2.6
"""git pull-request
Automatically check out github pull requests into their own branch
"""
import sys
import getopt
import json
import urllib2
import os
import re
def main():
global repo
# parse command line options
try:
opts, args = getopt.getopt(sys.argv[1:], "h", ["help"])
except getopt.error, msg:
print msg
print "for help use --help"
sys.exit(2)
# process options
for o, a in opts:
if o in ("-h", "--help"):
print __doc__
sys.exit(0)
# get repo name
origin = os.popen('git remote -v').read()
m = re.search('^origin.*?github\.com.*?[:/]([^/]+/[^/]+)\.git\s*\(fetch\)$',origin,re.MULTILINE)
if(m == None or m.group(1) == ''):
print color_text("Failed to determine repo name from origin",'red',True)
repo = m.group(1)
# process arguments
if len(args):
ret = fetch(args[0])
else:
ret = show()
sys.exit(ret)
"""Nicely display info about a given pull request
"""
def display(pr):
if(pr['mergeable']):
conflict = ''
else:
conflict = color_text('*HAS CONFLICTS!*','red',True)
print "%s - %s %s" % (color_text('REQUEST %s' % pr['number'],'green'),pr['title'],conflict)
print " %s" % (color_text(pr['head']['label'],'yellow'))
print " by %s (%s)" % (pr['user']['name'],pr['user']['login'])
print " %s" % (color_text(pr['html_url'],'blue'))
print
"""List open pull requests
Queries the github API for open pull requests in the current repo
"""
def show():
global repo
print "loading open pull requests for %s..." % (repo)
print
url = "http://github.com/api/v2/json/pulls/%s/open" % (repo)
req = urllib2.Request(url)
response = urllib2.urlopen(req)
data = response.read()
if (data == ''):
print "failed to speak with github."
return 3
data = json.loads(data)
#print json.dumps(data,sort_keys=True, indent=4)
for pr in data['pulls']:
display(pr)
return 0
def fetch(pullreq):
global repo
print "loading pull request info for request %s..." % (pullreq)
print
url = "http://github.com/api/v2/json/pulls/%s/%s" % (repo, pullreq)
req = urllib2.Request(url)
response = urllib2.urlopen(req)
data = response.read()
if (data == ''):
print "failed to speak with github."
return 3
data = json.loads(data)
#print json.dumps(data,sort_keys=True, indent=4)
pr = data['pull']
display(pr)
local = 'pull-request-%s' % (pullreq)
branch = os.popen("git branch|grep '^*'|awk '{print $2}'").read().strip();
if(branch != pr['base']['ref'] and branch != local):
print color_text("The pull request is based on branch '%s' but you're on '%s' currently" % \
(pr['base']['ref'], branch),'red',True)
return 4
ret = os.system('git branch %s' % (local));
ret = os.system('git checkout %s' % (local));
if(ret != 0):
print "Failed to create/switch branch"
return 5
print "pulling from %s (%s)" % (pr['head']['repository']['url'], pr['head']['ref']);
ret = os.system('git pull %s %s' % (pr['head']['repository']['url'], pr['head']['ref']));
print
print color_text("done. examine changes and merge into master if good",'green');
return 0
"""Return the given text in ANSI colors
From http://travelingfrontiers.wordpress.com/2010/08/22/how-to-add-colors-to-linux-command-line-output/
"""
def color_text(text, color_name, bold=False):
colors = (
'black', 'red', 'green', 'yellow',
'blue', 'magenta', 'cyan', 'white'
)
if not sys.stdout.isatty():
return text
if color_name in colors:
return '\033[{0};{1}m{2}\033[0m'.format(
int(bold),
colors.index(color_name) + 30,
text)
else:
return text
if __name__ == "__main__":
main()