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# -*- coding: utf-8 -*-
"""
github3.pulls
=============
This module contains all the classes relating to pull requests.
"""
from re import match
from json import dumps
from github3.git import Commit
from github3.models import GitHubObject, GitHubCore, BaseComment
from github3.users import User
from github3.decorators import requires_auth
from github3.issues.comment import IssueComment
from uritemplate import URITemplate
class PullDestination(GitHubCore):
"""The :class:`PullDestination <PullDestination>` object.
See also: http://developer.github.com/v3/pulls/#get-a-single-pull-request
"""
def __init__(self, dest, direction):
super(PullDestination, self).__init__(dest)
#: Direction of the merge with respect to this destination
self.direction = direction
#: Full reference string of the object
self.ref = dest.get('ref')
#: label of the destination
self.label = dest.get('label')
#: :class:`User <github3.users.User>` representing the owner
self.user = None
if dest.get('user'):
self.user = User(dest.get('user'), None)
#: SHA of the commit at the head
self.sha = dest.get('sha')
self._repo_name = ''
self._repo_owner = ''
if dest.get('repo'):
self._repo_name = dest['repo'].get('name')
self._repo_owner = dest['repo']['owner'].get('login')
self.repo = (self._repo_owner, self._repo_name)
def __repr__(self):
return '<{0} [{1}]>'.format(self.direction, self.label)
class PullFile(GitHubObject):
"""The :class:`PullFile <PullFile>` object.
See also: http://developer.github.com/v3/pulls/#list-pull-requests-files
"""
def __init__(self, pfile):
super(PullFile, self).__init__(pfile)
#: SHA of the commit
self.sha = pfile.get('sha')
#: Name of the file
self.filename = pfile.get('filename')
#: Status of the file, e.g., 'added'
self.status = pfile.get('status')
#: Number of additions on this file
self.additions = pfile.get('additions')
#: Number of deletions on this file
self.deletions = pfile.get('deletions')
#: Number of changes made to this file
self.changes = pfile.get('changes')
#: URL to view the blob for this file
self.blob_url = pfile.get('blob_url')
#: URL to view the raw diff of this file
self.raw_url = pfile.get('raw_url')
#: Patch generated by this pull request
self.patch = pfile.get('patch')
def __repr__(self):
return '<Pull Request File [{0}]>'.format(self.filename)
class PullRequest(GitHubCore):
"""The :class:`PullRequest <PullRequest>` object.
Two pull request instances can be checked like so::
p1 == p2
p1 != p2
And is equivalent to::
p1.id == p2.id
p1.id != p2.id
See also: http://developer.github.com/v3/pulls/
"""
def __init__(self, pull, session=None):
super(PullRequest, self).__init__(pull, session)
self._api = pull.get('url', '')
#: Base of the merge
self.base = PullDestination(pull.get('base'), 'Base')
#: Body of the pull request message
self.body = pull.get('body', '')
#: Body of the pull request as HTML
self.body_html = pull.get('body_html', '')
#: Body of the pull request as plain text
self.body_text = pull.get('body_text', '')
#: Number of additions on this pull request
self.additions = pull.get('additions')
#: Number of deletions on this pull request
self.deletions = pull.get('deletions')
closed = pull.get('closed_at')
# If the pull request has been closed
#: datetime object representing when the pull was closed
self.closed_at = self._strptime(closed) if closed else None
#: Number of comments
self.comments = pull.get('comments')
#: Comments url (not a template)
self.comments_url = pull.get('comments_url')
#: Number of commits
self.commits = pull.get('commits')
#: GitHub.com url of commits in this pull request
self.commits_url = pull.get('commits_url')
#: datetime object representing when the pull was created
self.created_at = self._strptime(pull.get('created_at'))
#: URL to view the diff associated with the pull
self.diff_url = pull.get('diff_url')
#: The new head after the pull request
self.head = PullDestination(pull.get('head'), 'Head')
#: The URL of the pull request
self.html_url = pull.get('html_url')
#: The unique id of the pull request
self.id = pull.get('id')
#: The URL of the associated issue
self.issue_url = pull.get('issue_url')
# These are the links provided by the dictionary in the json called
# '_links'. It's structure is horrific, so to make this look a lot
# cleaner, I reconstructed what the links would be:
# - ``self`` is just the api url, e.g.,
# https://api.github.com/repos/:user/:repo/pulls/:number
# - ``comments`` is just the api url for comments on the issue, e.g.,
# https://api.github.com/repos/:user/:repo/issues/:number/comments
# - ``issue`` is the api url for the issue, e.g.,
# https://api.github.com/repos/:user/:repo/issues/:number
# - ``html`` is just the html_url attribute
# - ``review_comments`` is just the api url for the pull, e.g.,
# https://api.github.com/repos/:user/:repo/pulls/:number/comments
#: Dictionary of _links
self.links = {
'self': self._api,
'comments': '/'.join([self._api.replace('pulls', 'issues'),
'comments']),
'issue': self._api.replace('pulls', 'issues'),
'html': self.html_url,
'review_comments': self._api + '/comments'
}
#: datetime object representing when the pull was merged
merged = pull.get('merged_at')
# If the pull request has been merged
self.merged_at = self._strptime(merged) if merged else None
#: Whether the pull is deemed mergeable by GitHub
self.mergeable = pull.get('mergeable', False)
#: Whether it would be a clean merge or not
self.mergeable_state = pull.get('mergeable_state', '')
#: SHA of the merge commit
self.merge_commit_sha = pull.get('merge_commit_sha', '')
user = pull.get('merged_by')
#: :class:`User <github3.users.User>` who merged this pull
self.merged_by = User(user, self) if user else None
#: Number of the pull/issue on the repository
self.number = pull.get('number')
#: The URL of the patch
self.patch_url = pull.get('patch_url')
comments = pull.get('review_comment_url')
#: Review comment URL Template. Expands with ``number``
self.review_comment_url = URITemplate(comments) if comments else None
#: Number of review comments on the pull request
self.review_comments = pull.get('review_comments')
#: GitHub.com url for review comments (not a template)
self.review_comments_url = pull.get('review_comments_url')
m = match('https://[\w\d\-\.\:]+/(\S+)/(\S+)/(?:issues|pull)?/\d+',
self.issue_url)
#: Returns ('owner', 'repository') this issue was filed on.
self.repository = m.groups()
#: The state of the pull
self.state = pull.get('state')
#: The title of the request
self.title = pull.get('title')
#: datetime object representing the last time the object was changed
self.updated_at = self._strptime(pull.get('updated_at'))
#: :class:`User <github3.users.User>` object representing the creator
# of the pull request
self.user = pull.get('user')
if self.user:
self.user = User(self.user, self)
#: :class:`User <github3.users.User>` object representing the assignee
# of the pull request
self.assignee = pull.get('assignee')
if self.assignee:
self.assignee = User(self.assignee, self)
def __repr__(self):
return '<Pull Request [#{0}]>'.format(self.number)
def _update_(self, pull):
self.__init__(pull, self._session)
@requires_auth
def close(self):
"""Closes this Pull Request without merging.
:returns: bool
"""
return self.update(self.title, self.body, 'closed')
def diff(self):
"""Return the diff"""
resp = self._get(self._api,
headers={'Accept': 'application/vnd.github.diff'})
return resp.content if self._boolean(resp, 200, 404) else None
def is_merged(self):
"""Checks to see if the pull request was merged.
:returns: bool
"""
url = self._build_url('merge', base_url=self._api)
return self._boolean(self._get(url), 204, 404)
def iter_comments(self, number=-1, etag=None):
"""Iterate over the comments on this pull request.
:param int number: (optional), number of comments to return. Default:
-1 returns all available comments.
:param str etag: (optional), ETag from a previous request to the same
endpoint
:returns: generator of :class:`ReviewComment <ReviewComment>`\ s
"""
url = self._build_url('comments', base_url=self._api)
return self._iter(int(number), url, ReviewComment, etag=etag)
def iter_commits(self, number=-1, etag=None):
"""Iterates over the commits on this pull request.
:param int number: (optional), number of commits to return. Default:
-1 returns all available commits.
:param str etag: (optional), ETag from a previous request to the same
endpoint
:returns: generator of :class:`Commit <github3.git.Commit>`\ s
"""
url = self._build_url('commits', base_url=self._api)
return self._iter(int(number), url, Commit, etag=etag)
def iter_files(self, number=-1, etag=None):
"""Iterate over the files associated with this pull request.
:param int number: (optional), number of files to return. Default:
-1 returns all available files.
:param str etag: (optional), ETag from a previous request to the same
endpoint
:returns: generator of :class:`PullFile <PullFile>`\ s
"""
url = self._build_url('files', base_url=self._api)
return self._iter(int(number), url, PullFile, etag=etag)
def iter_issue_comments(self, number=-1, etag=None):
"""Iterate over the issue comments on this pull request.
:param int number: (optional), number of comments to return. Default:
-1 returns all available comments.
:param str etag: (optional), ETag from a previous request to the same
endpoint
:returns: generator of :class:`IssueComment <IssueComment>`\ s
"""
url = self._build_url(base_url=self.links['comments'])
return self._iter(int(number), url, IssueComment, etag=etag)
@requires_auth
def merge(self, commit_message=''):
"""Merge this pull request.
:param str commit_message: (optional), message to be used for the
merge commit
:returns: bool
"""
data = None
if commit_message:
data = dumps({'commit_message': commit_message})
url = self._build_url('merge', base_url=self._api)
json = self._json(self._put(url, data=data), 200)
self.merge_commit_sha = json['sha']
return json['merged']
def patch(self):
"""Return the patch"""
resp = self._get(self._api,
headers={'Accept': 'application/vnd.github.patch'})
return resp.content if self._boolean(resp, 200, 404) else None
@requires_auth
def reopen(self):
"""Re-open a closed Pull Request.
:returns: bool
"""
return self.update(self.title, self.body, 'open')
@requires_auth
def update(self, title=None, body=None, state=None):
"""Update this pull request.
:param str title: (optional), title of the pull
:param str body: (optional), body of the pull request
:param str state: (optional), ('open', 'closed')
:returns: bool
"""
data = {'title': title, 'body': body, 'state': state}
json = None
self._remove_none(data)
if data:
json = self._json(self._patch(self._api, data=dumps(data)), 200)
if json:
self._update_(json)
return True
return False
class ReviewComment(BaseComment):
"""The :class:`ReviewComment <ReviewComment>` object. This is used to
represent comments on pull requests.
Two comment instances can be checked like so::
c1 == c2
c1 != c2
And is equivalent to::
c1.id == c2.id
c1.id != c2.id
See also: http://developer.github.com/v3/pulls/comments/
"""
def __init__(self, comment, session=None):
super(ReviewComment, self).__init__(comment, session)
#: :class:`User <github3.users.User>` who made the comment
self.user = None
if comment.get('user'):
self.user = User(comment.get('user'), self)
#: Original position inside the file
self.original_position = comment.get('original_position')
#: Path to the file
self.path = comment.get('path')
#: Position within the commit
self.position = comment.get('position') or 0
#: SHA of the commit the comment is on
self.commit_id = comment.get('commit_id')
def __repr__(self):
return '<Review Comment [{0}]>'.format(self.user.login)