# -*- encoding: utf-8 -*-
+import logging
+log = logging.getLogger('platforma.api.manage')
+
__author__= "Łukasz Rekucki"
__date__ = "$2009-09-25 15:49:50$"
__doc__ = "Module documentation."
-from piston.handler import BaseHandler, AnonymousBaseHandler
+from piston.handler import BaseHandler
+from wlrepo import UpdateException
-from explorer.models import PullRequest
+from api.utils import hglibrary
+from api.models import PullRequest
+from api.response import *
+import datetime
class PullRequestListHandler(BaseHandler):
allowed_methods = ('GET',)
def read(self, request):
- if request.user.has_perm('explorer.book.can_share'):
+ if request.user.has_perm('change_pullrequest'):
return PullRequest.objects.all()
else:
return PullRequest.objects.filter(commiter=request.user)
class PullRequestHandler(BaseHandler):
- allowed_methods = ('GET',)
+ allowed_methods = ('GET', 'PUT')
def read(self, request, prq_id):
- return PullRequest.objects.get(id=prq_id)
\ No newline at end of file
+ return PullRequest.objects.get(id=prq_id)
+
+ def update(self, request, prq_id):
+ """Change the status of request"""
+
+ if not request.user.has_perm('change_pullrequest'):
+ return AccessDenied().django_response("Insufficient priviliges")
+
+ prq = PullRequest.objects.get(id=prq_id)
+
+ if not prq:
+ return EntityNotFound().django_response()
+
+ action = request.PUT.get('action', None)
+
+ if action == 'accept':
+ return self.accept_merge(request.user, prq)
+ elif action == 'reject' and prq.status in ['N', 'R']:
+ return self.reject_merge(request.user, prq)
+ else:
+ return BadRequest().django_response()
+
+
+ @hglibrary
+ def accept_merge(self, user, prq, lib):
+ if prq.status not in ['N', 'E']:
+ return BadRequest().django_response({
+ 'reason': 'invalid-state',
+ 'message': "This pull request is alredy resolved. Can't accept."
+ })
+
+ src_doc = lib.document_for_rev( prq.source_revision )
+
+ lock = lib.lock()
+ try:
+ if not src_doc.up_to_date():
+ # This revision is no longer up to date, thus
+ # it needs to be updated, before push:
+ #
+ # Q: where to put the updated revision ?
+ # A: create a special user branch named prq-#prqid
+ prq_doc = src_doc.take("$prq-%d" % prq.id)
+
+ # This could be not the first time we try this,
+ # so the prq_doc could already be there
+ # and up to date
+
+ try:
+ prq_doc = prq_doc.update(user.username)
+ prq.source_revision = str(prq_doc.revision)
+ src_doc = prq_doc
+ except UpdateException, e:
+ # this can happen only if the merge program
+ # is misconfigured - try returning an entity conflict
+ # TODO: put some useful infor here
+ prq.status = 'E'
+ prq.save()
+ return EntityConflict().django_response({
+ 'reason': 'update-failed',
+ 'message': e.message })
+
+ # check if there are conflicts
+ if src_doc.has_conflict_marks():
+ prq.status = 'E'
+ prq.save()
+ # Now, the user must resolve the conflict
+ return EntityConflict().django_response({
+ "reason": "unresolved-conflicts",
+ "message": "There are conflict in the document. Resolve the conflicts retry accepting."
+ })
+
+ # So, we have an up-to-date, non-conflicting document
+ changed = src_doc.share(prq.comment)
+
+ if not changed:
+ # this is actually very bad, but not critical
+ log.error("Unsynched pull request: %d" % prq.id)
+
+ # sync state with repository
+ prq.status = 'A'
+ prq.merged_revision = str(src_doc.shared().revision)
+ prq.merged_timestamp = datetime.now()
+ prq.save()
+
+ return SuccessAllOk().django_response({
+ 'status': prq.status,
+ 'merged_into': prq.merged_revision,
+ 'merged_at': prq.merged_timestamp
+ })
+ finally:
+ lock.release()
+
+ def reject_merge(self, prq, lib):
+ prq.status = 'R'
+ prq.save()
+
+ return SuccessAllOk().django_response({
+ 'status': prq.status
+ })
+
+
+
+
+
+
+