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| 1 | +#!/usr/bin/env python2.6 |
| 2 | + |
| 3 | +"""git pull-request |
| 4 | +
|
| 5 | +Automatically check out github pull requests into their own branch |
| 6 | +""" |
| 7 | +import sys |
| 8 | +import getopt |
| 9 | +import json |
| 10 | +import urllib2 |
| 11 | +import os |
| 12 | +import re |
| 13 | + |
| 14 | +def main(): |
| 15 | + global repo |
| 16 | + |
| 17 | + # parse command line options |
| 18 | + try: |
| 19 | + opts, args = getopt.getopt(sys.argv[1:], "h", ["help"]) |
| 20 | + except getopt.error, msg: |
| 21 | + print msg |
| 22 | + print "for help use --help" |
| 23 | + sys.exit(2) |
| 24 | + # process options |
| 25 | + for o, a in opts: |
| 26 | + if o in ("-h", "--help"): |
| 27 | + print __doc__ |
| 28 | + sys.exit(0) |
| 29 | + |
| 30 | + # get repo name |
| 31 | + origin = os.popen('git remote -v').read() |
| 32 | + m = re.search('^origin.*?github\.com.*?[:/]([^/]+/[^/]+)\.git\s*\(fetch\)$',origin,re.MULTILINE) |
| 33 | + if(m == None or m.group(1) == ''): |
| 34 | + print color_text("Failed to determine repo name from origin",'red',True) |
| 35 | + repo = m.group(1) |
| 36 | + |
| 37 | + # process arguments |
| 38 | + if len(args): |
| 39 | + ret = fetch(args[0]) |
| 40 | + else: |
| 41 | + ret = show() |
| 42 | + |
| 43 | + sys.exit(ret) |
| 44 | + |
| 45 | +"""Nicely display info about a given pull request |
| 46 | +""" |
| 47 | +def display(pr): |
| 48 | + if(pr['mergeable']): |
| 49 | + conflict = '' |
| 50 | + else: |
| 51 | + conflict = color_text('*HAS CONFLICTS!*','red',True) |
| 52 | + |
| 53 | + print "%s - %s %s" % (color_text('REQUEST %s' % pr['number'],'green'),pr['title'],conflict) |
| 54 | + print " %s" % (color_text(pr['head']['label'],'yellow')) |
| 55 | + print " by %s (%s)" % (pr['user']['name'],pr['user']['login']) |
| 56 | + print " %s" % (color_text(pr['html_url'],'blue')) |
| 57 | + print |
| 58 | + |
| 59 | + |
| 60 | +"""List open pull requests |
| 61 | +
|
| 62 | +Queries the github API for open pull requests in the current repo |
| 63 | +""" |
| 64 | +def show(): |
| 65 | + global repo |
| 66 | + |
| 67 | + print "loading open pull requests for %s..." % (repo) |
| 68 | + print |
| 69 | + url = "http://github.com/api/v2/json/pulls/%s/open" % (repo) |
| 70 | + req = urllib2.Request(url) |
| 71 | + response = urllib2.urlopen(req) |
| 72 | + data = response.read() |
| 73 | + if (data == ''): |
| 74 | + print "failed to speak with github." |
| 75 | + return 3 |
| 76 | + |
| 77 | + data = json.loads(data) |
| 78 | + #print json.dumps(data,sort_keys=True, indent=4) |
| 79 | + |
| 80 | + for pr in data['pulls']: |
| 81 | + display(pr) |
| 82 | + return 0 |
| 83 | + |
| 84 | + |
| 85 | +def fetch(pullreq): |
| 86 | + global repo |
| 87 | + |
| 88 | + print "loading pull request info for request %s..." % (pullreq) |
| 89 | + print |
| 90 | + url = "http://github.com/api/v2/json/pulls/%s/%s" % (repo, pullreq) |
| 91 | + req = urllib2.Request(url) |
| 92 | + response = urllib2.urlopen(req) |
| 93 | + data = response.read() |
| 94 | + if (data == ''): |
| 95 | + print "failed to speak with github." |
| 96 | + return 3 |
| 97 | + |
| 98 | + data = json.loads(data) |
| 99 | + #print json.dumps(data,sort_keys=True, indent=4) |
| 100 | + pr = data['pull'] |
| 101 | + display(pr) |
| 102 | + |
| 103 | + local = 'pull-request-%s' % (pullreq) |
| 104 | + branch = os.popen("git branch|grep '^*'|awk '{print $2}'").read().strip(); |
| 105 | + if(branch != pr['base']['ref'] and branch != local): |
| 106 | + print color_text("The pull request is based on branch '%s' but you're on '%s' currently" % \ |
| 107 | + (pr['base']['ref'], branch),'red',True) |
| 108 | + return 4 |
| 109 | + |
| 110 | + ret = os.system('git branch %s' % (local)); |
| 111 | + ret = os.system('git checkout %s' % (local)); |
| 112 | + if(ret != 0): |
| 113 | + print "Failed to create/switch branch" |
| 114 | + return 5 |
| 115 | + |
| 116 | + print "pulling from %s (%s)" % (pr['head']['repository']['url'], pr['head']['ref']); |
| 117 | + |
| 118 | + ret = os.system('git pull %s %s' % (pr['head']['repository']['url'], pr['head']['ref'])); |
| 119 | + |
| 120 | + print |
| 121 | + print color_text("done. examine changes and merge into master if good",'green'); |
| 122 | + |
| 123 | + return 0 |
| 124 | + |
| 125 | + |
| 126 | +"""Return the given text in ANSI colors |
| 127 | +
|
| 128 | +From http://travelingfrontiers.wordpress.com/2010/08/22/how-to-add-colors-to-linux-command-line-output/ |
| 129 | +""" |
| 130 | +def color_text(text, color_name, bold=False): |
| 131 | + colors = ( |
| 132 | + 'black', 'red', 'green', 'yellow', |
| 133 | + 'blue', 'magenta', 'cyan', 'white' |
| 134 | + ) |
| 135 | + |
| 136 | + if not sys.stdout.isatty(): |
| 137 | + return text |
| 138 | + |
| 139 | + if color_name in colors: |
| 140 | + return '\033[{0};{1}m{2}\033[0m'.format( |
| 141 | + int(bold), |
| 142 | + colors.index(color_name) + 30, |
| 143 | + text) |
| 144 | + else: |
| 145 | + return text |
| 146 | + |
| 147 | +if __name__ == "__main__": |
| 148 | + main() |
| 149 | + |
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