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-rw-r--r--app/models/merge_request.rb160
1 files changed, 143 insertions, 17 deletions
diff --git a/app/models/merge_request.rb b/app/models/merge_request.rb
index 393d8a72657..1d05e4a85d1 100644
--- a/app/models/merge_request.rb
+++ b/app/models/merge_request.rb
@@ -10,16 +10,18 @@ class MergeRequest < ActiveRecord::Base
belongs_to :source_project, foreign_key: :source_project_id, class_name: "Project"
belongs_to :merge_user, class_name: "User"
- has_one :merge_request_diff, dependent: :destroy
+ has_many :merge_request_diffs, dependent: :destroy
+ has_one :merge_request_diff,
+ -> { order('merge_request_diffs.id DESC') }
has_many :events, as: :target, dependent: :destroy
serialize :merge_params, Hash
- after_create :create_merge_request_diff, unless: :importing?
- after_update :update_merge_request_diff
+ after_create :ensure_merge_request_diff, unless: :importing?
+ after_update :reload_diff_if_branch_changed
- delegate :commits, :diffs, :real_size, to: :merge_request_diff, prefix: nil
+ delegate :commits, :real_size, to: :merge_request_diff, prefix: nil
# When this attribute is true some MR validation is ignored
# It allows us to close or modify broken merge requests
@@ -104,6 +106,7 @@ class MergeRequest < ActiveRecord::Base
scope :from_project, ->(project) { where(source_project_id: project.id) }
scope :merged, -> { with_state(:merged) }
scope :closed_and_merged, -> { with_states(:closed, :merged) }
+ scope :from_source_branches, ->(branches) { where(source_branch: branches) }
scope :join_project, -> { joins(:target_project) }
scope :references_project, -> { references(:target_project) }
@@ -164,6 +167,18 @@ class MergeRequest < ActiveRecord::Base
merge_request_diff ? merge_request_diff.first_commit : compare_commits.first
end
+ def raw_diffs(*args)
+ merge_request_diff ? merge_request_diff.raw_diffs(*args) : compare.raw_diffs(*args)
+ end
+
+ def diffs(diff_options = nil)
+ if compare
+ compare.diffs(diff_options)
+ else
+ merge_request_diff.diffs(diff_options)
+ end
+ end
+
def diff_size
merge_request_diff.size
end
@@ -171,8 +186,8 @@ class MergeRequest < ActiveRecord::Base
def diff_base_commit
if persisted?
merge_request_diff.base_commit
- elsif diff_start_commit && diff_head_commit
- self.target_project.merge_base_commit(diff_start_sha, diff_head_sha)
+ else
+ branch_merge_base_commit
end
end
@@ -233,12 +248,21 @@ class MergeRequest < ActiveRecord::Base
target_project.repository.commit(target_branch) if target_branch_ref
end
+ def branch_merge_base_commit
+ start_sha = target_branch_sha
+ head_sha = source_branch_sha
+
+ if start_sha && head_sha
+ target_project.merge_base_commit(start_sha, head_sha)
+ end
+ end
+
def target_branch_sha
- target_branch_head.try(:sha)
+ @target_branch_sha || target_branch_head.try(:sha)
end
def source_branch_sha
- source_branch_head.try(:sha)
+ @source_branch_sha || source_branch_head.try(:sha)
end
def diff_refs
@@ -251,6 +275,19 @@ class MergeRequest < ActiveRecord::Base
)
end
+ # Return diff_refs instance trying to not touch the git repository
+ def diff_sha_refs
+ if merge_request_diff && merge_request_diff.diff_refs_by_sha?
+ merge_request_diff.diff_refs
+ else
+ diff_refs
+ end
+ end
+
+ def branch_merge_base_sha
+ branch_merge_base_commit.try(:sha)
+ end
+
def validate_branches
if target_project == source_project && target_branch == source_branch
errors.add :branch_conflict, "You can not use same project/branch for source and target"
@@ -283,19 +320,31 @@ class MergeRequest < ActiveRecord::Base
end
end
- def update_merge_request_diff
+ def ensure_merge_request_diff
+ merge_request_diff || create_merge_request_diff
+ end
+
+ def create_merge_request_diff
+ merge_request_diffs.create
+ reload_merge_request_diff
+ end
+
+ def reload_merge_request_diff
+ merge_request_diff(true)
+ end
+
+ def reload_diff_if_branch_changed
if source_branch_changed? || target_branch_changed?
reload_diff
end
end
def reload_diff
- return unless merge_request_diff && open?
+ return unless open?
old_diff_refs = self.diff_refs
-
- merge_request_diff.reload_content
-
+ create_merge_request_diff
+ MergeRequests::MergeRequestDiffCacheService.new.execute(self)
new_diff_refs = self.diff_refs
update_diff_notes_positions(
@@ -390,6 +439,32 @@ class MergeRequest < ActiveRecord::Base
)
end
+ def discussions
+ @discussions ||= self.mr_and_commit_notes.
+ inc_relations_for_view.
+ fresh.
+ discussions
+ end
+
+ def diff_discussions
+ @diff_discussions ||= self.notes.diff_notes.discussions
+ end
+
+ def find_diff_discussion(discussion_id)
+ notes = self.notes.diff_notes.where(discussion_id: discussion_id).fresh.to_a
+ return if notes.empty?
+
+ Discussion.new(notes)
+ end
+
+ def discussions_resolvable?
+ diff_discussions.any?(&:resolvable?)
+ end
+
+ def discussions_resolved?
+ discussions_resolvable? && diff_discussions.none?(&:to_be_resolved?)
+ end
+
def hook_attrs
attrs = {
source: source_project.try(:hook_attrs),
@@ -548,7 +623,13 @@ class MergeRequest < ActiveRecord::Base
end
def can_be_merged_by?(user)
- ::Gitlab::GitAccess.new(user, project, 'web').can_push_to_branch?(target_branch)
+ access = ::Gitlab::UserAccess.new(user, project: project)
+ access.can_push_to_branch?(target_branch) || access.can_merge_to_branch?(target_branch)
+ end
+
+ def can_be_merged_via_command_line_by?(user)
+ access = ::Gitlab::UserAccess.new(user, project: project)
+ access.can_push_to_branch?(target_branch)
end
def mergeable_ci_state?
@@ -557,6 +638,14 @@ class MergeRequest < ActiveRecord::Base
!pipeline || pipeline.success?
end
+ def environments
+ return unless diff_head_commit
+
+ target_project.environments.select do |environment|
+ environment.includes_commit?(diff_head_commit)
+ end
+ end
+
def state_human_name
if merged?
"Merged"
@@ -632,10 +721,21 @@ class MergeRequest < ActiveRecord::Base
diverged_commits_count > 0
end
+ def commits_sha
+ commits.map(&:sha)
+ end
+
def pipeline
@pipeline ||= source_project.pipeline(diff_head_sha, source_branch) if diff_head_sha && source_project
end
+ def all_pipelines
+ @all_pipelines ||=
+ if diff_head_sha && source_project
+ source_project.pipelines.order(id: :desc).where(sha: commits_sha, ref: source_branch)
+ end
+ end
+
def merge_commit
@merge_commit ||= project.commit(merge_commit_sha) if merge_commit_sha
end
@@ -648,12 +748,12 @@ class MergeRequest < ActiveRecord::Base
merge_commit
end
- def support_new_diff_notes?
- diff_refs && diff_refs.complete?
+ def has_complete_diff_refs?
+ diff_sha_refs && diff_sha_refs.complete?
end
def update_diff_notes_positions(old_diff_refs:, new_diff_refs:)
- return unless support_new_diff_notes?
+ return unless has_complete_diff_refs?
return if new_diff_refs == old_diff_refs
active_diff_notes = self.notes.diff_notes.select do |note|
@@ -681,4 +781,30 @@ class MergeRequest < ActiveRecord::Base
def keep_around_commit
project.repository.keep_around(self.merge_commit_sha)
end
+
+ def conflicts
+ @conflicts ||= Gitlab::Conflict::FileCollection.new(self)
+ end
+
+ def conflicts_can_be_resolved_by?(user)
+ access = ::Gitlab::UserAccess.new(user, project: source_project)
+ access.can_push_to_branch?(source_branch)
+ end
+
+ def conflicts_can_be_resolved_in_ui?
+ return @conflicts_can_be_resolved_in_ui if defined?(@conflicts_can_be_resolved_in_ui)
+
+ return @conflicts_can_be_resolved_in_ui = false unless cannot_be_merged?
+ return @conflicts_can_be_resolved_in_ui = false unless has_complete_diff_refs?
+
+ begin
+ # Try to parse each conflict. If the MR's mergeable status hasn't been updated,
+ # ensure that we don't say there are conflicts to resolve when there are no conflict
+ # files.
+ conflicts.files.each(&:lines)
+ @conflicts_can_be_resolved_in_ui = conflicts.files.length > 0
+ rescue Rugged::OdbError, Gitlab::Conflict::Parser::ParserError, Gitlab::Conflict::FileCollection::ConflictSideMissing
+ @conflicts_can_be_resolved_in_ui = false
+ end
+ end
end