reviewers: added validation and default review rules via API calls.

- update/create pull request now validate and update the default reviewer rules.

rhodecode/api/tests/test_create_pull_request.py

@@ -77,7 +77,7 b' class TestCreatePullRequestApi(object):'
         assert pull_request.source_repo.repo_name == data['source_repo']
         assert pull_request.target_repo.repo_name == data['target_repo']
         assert pull_request.revisions == [self.commit_ids['change']]
-        assert pull_request.reviewers == []
+        assert len(pull_request.reviewers) == 1
 
     @pytest.mark.backends("git", "hg")
     def test_create_with_empty_description(self, backend):

rhodecode/api/views/pull_request_api.py

@@ -482,24 +482,26 b' def create_pull_request('
     :param description: Set the pull request description.
     :type description: Optional(str)
     :param reviewers: Set the new pull request reviewers list.
+        Reviewer defined by review rules will be added automatically to the
+        defined list.
     :type reviewers: Optional(list)
         Accepts username strings or objects of the format:
 
-            {'username': 'nick', 'reasons': ['original author'], 'mandatory': <bool>}
+            [{'username': 'nick', 'reasons': ['original author'], 'mandatory': <bool>}]
     """
 
-    source = get_repo_or_error(source_repo)
-    target = get_repo_or_error(target_repo)
+    source_db_repo =  get_repo_or_error(source_repo)
+    target_db_repo = get_repo_or_error(target_repo)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin', 'repository.write', 'repository.read',)
-        validate_repo_permissions(apiuser, source_repo, source, _perms)
+        validate_repo_permissions(apiuser, source_repo, source_db_repo, _perms)
 
-    full_source_ref = resolve_ref_or_error(source_ref, source)
-    full_target_ref = resolve_ref_or_error(target_ref, target)
-    source_commit = get_commit_or_error(full_source_ref, source)
-    target_commit = get_commit_or_error(full_target_ref, target)
-    source_scm = source.scm_instance()
-    target_scm = target.scm_instance()
+    full_source_ref = resolve_ref_or_error(source_ref, source_db_repo)
+    full_target_ref = resolve_ref_or_error(target_ref, target_db_repo)
+    source_commit = get_commit_or_error(full_source_ref, source_db_repo)
+    target_commit = get_commit_or_error(full_target_ref, target_db_repo)
+    source_scm = source_db_repo.scm_instance()
+    target_scm = target_db_repo.scm_instance()
 
     commit_ranges = target_scm.compare(
         target_commit.raw_id, source_commit.raw_id, source_scm,
@@ -515,6 +517,7 b' def create_pull_request('
         raise JSONRPCError('no common ancestor found')
 
     reviewer_objects = Optional.extract(reviewers) or []
+
     if reviewer_objects:
         schema = ReviewerListSchema()
         try:
@@ -522,12 +525,28 b' def create_pull_request('
         except Invalid as err:
             raise JSONRPCValidationError(colander_exc=err)
 
-    reviewers = []
+        # validate users
     for reviewer_object in reviewer_objects:
         user = get_user_or_error(reviewer_object['username'])
-        reasons = reviewer_object['reasons']
-        mandatory = reviewer_object['mandatory']
-        reviewers.append((user.user_id, reasons, mandatory))
+            reviewer_object['user_id'] = user.user_id
+
+    get_default_reviewers_data, get_validated_reviewers = \
+        PullRequestModel().get_reviewer_functions()
+
+    reviewer_rules = get_default_reviewers_data(
+        apiuser.get_instance(), source_db_repo,
+        source_commit, target_db_repo, target_commit)
+
+    # specified rules are later re-validated, thus we can assume users will
+    # eventually provide those that meet the reviewer criteria.
+    if not reviewer_objects:
+        reviewer_objects = reviewer_rules['reviewers']
+
+    try:
+        reviewers = get_validated_reviewers(
+            reviewer_objects, reviewer_rules)
+    except ValueError as e:
+        raise JSONRPCError('Reviewers Validation: {}'.format(e))
 
     pull_request_model = PullRequestModel()
     pull_request = pull_request_model.create(
@@ -573,7 +592,7 b' def update_pull_request('
     :type reviewers: Optional(list)
         Accepts username strings or objects of the format:
 
-            {'username': 'nick', 'reasons': ['original author'], 'mandatory': <bool>}
+            [{'username': 'nick', 'reasons': ['original author'], 'mandatory': <bool>}]
 
     :param update_commits: Trigger update of commits for this pull request
     :type: update_commits: Optional(bool)
@@ -619,6 +638,7 b' def update_pull_request('
                 pullrequestid,))
 
     reviewer_objects = Optional.extract(reviewers) or []
+
     if reviewer_objects:
         schema = ReviewerListSchema()
         try:
@@ -626,12 +646,23 b' def update_pull_request('
         except Invalid as err:
             raise JSONRPCValidationError(colander_exc=err)
 
-    reviewers = []
+        # validate users
     for reviewer_object in reviewer_objects:
         user = get_user_or_error(reviewer_object['username'])
-        reasons = reviewer_object['reasons']
-        mandatory = reviewer_object['mandatory']
-        reviewers.append((user.user_id, reasons, mandatory))
+            reviewer_object['user_id'] = user.user_id
+
+        get_default_reviewers_data, get_validated_reviewers = \
+            PullRequestModel().get_reviewer_functions()
+
+        # re-use stored rules
+        reviewer_rules = pull_request.reviewer_data
+        try:
+            reviewers = get_validated_reviewers(
+                reviewer_objects, reviewer_rules)
+        except ValueError as e:
+            raise JSONRPCError('Reviewers Validation: {}'.format(e))
+    else:
+        reviewers = []
 
     title = Optional.extract(title)
     description = Optional.extract(description)

rhodecode/controllers/pullrequests.py

@@ -264,8 +264,8 b' class PullrequestsController(BaseRepoCon'
             c.rhodecode_user.get_instance(), source_db_repo,
             source_commit, target_db_repo, target_commit)
 
-        reviewers = validate_default_reviewers(
-            _form['review_members'], reviewer_rules)
+        given_reviewers = _form['review_members']
+        reviewers = validate_default_reviewers(given_reviewers, reviewer_rules)
 
         try:
             pull_request = PullRequestModel().create(

rhodecode/lib/helpers.py

@@ -1248,12 +1248,19 b' def initials_gravatar(email_address, fir'
     return klass.generate_svg(svg_type=svg_type)
 
 
-def gravatar_url(email_address, size=30):
+def gravatar_url(email_address, size=30, request=None):
+    request = get_current_request()
+    if request and hasattr(request, 'call_context'):
+        _use_gravatar = request.call_context.visual.use_gravatar
+        _gravatar_url = request.call_context.visual.gravatar_url
+    else:
     # doh, we need to re-import those to mock it later
     from pylons import tmpl_context as c
 
     _use_gravatar = c.visual.use_gravatar
-    _gravatar_url = c.visual.gravatar_url or User.DEFAULT_GRAVATAR_URL
+        _gravatar_url = c.visual.gravatar_url
+
+    _gravatar_url = _gravatar_url or User.DEFAULT_GRAVATAR_URL
 
     email_address = email_address or User.DEFAULT_USER_EMAIL
     if isinstance(email_address, unicode):

rhodecode/model/validation_schema/schemas/reviewer_schema.py

@@ -24,7 +24,7 b' from rhodecode.model.validation_schema i'
 
 class ReviewerSchema(colander.MappingSchema):
     username = colander.SchemaNode(types.StrOrIntType())
-    reasons = colander.SchemaNode(colander.List(), missing=[])
+    reasons = colander.SchemaNode(colander.List(), missing=['no reason specified'])
     mandatory = colander.SchemaNode(colander.Boolean(), missing=False)