51 lines
1.7 KiB
Ruby
51 lines
1.7 KiB
Ruby
module MergeRequests
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class ResolveService < MergeRequests::BaseService
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attr_accessor :conflicts, :rugged, :merge_index, :merge_request
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def execute(merge_request)
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@conflicts = merge_request.conflicts
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@rugged = project.repository.rugged
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@merge_index = conflicts.merge_index
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@merge_request = merge_request
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fetch_their_commit!
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conflicts.files.each do |file|
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write_resolved_file_to_index(file, params[:sections])
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end
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commit_params = {
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message: params[:commit_message] || conflicts.default_commit_message,
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parents: [conflicts.our_commit, conflicts.their_commit].map(&:oid),
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tree: merge_index.write_tree(rugged)
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}
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project.repository.resolve_conflicts(current_user, merge_request.source_branch, commit_params)
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end
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def write_resolved_file_to_index(file, resolutions)
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new_file = file.resolve_lines(resolutions).map(&:text).join("\n")
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our_path = file.our_path
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merge_index.add(path: our_path, oid: rugged.write(new_file, :blob), mode: file.our_mode)
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merge_index.conflict_remove(our_path)
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end
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# If their commit (in the target project) doesn't exist in the source project, it
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# can't be a parent for the merge commit we're about to create. If that's the case,
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# fetch the target branch ref into the source project so the commit exists in both.
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#
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def fetch_their_commit!
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return if rugged.include?(conflicts.their_commit.oid)
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random_string = SecureRandom.hex
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project.repository.fetch_ref(
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merge_request.target_project.repository.path_to_repo,
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"refs/heads/#{merge_request.target_branch}",
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"refs/tmp/#{random_string}/head"
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)
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end
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end
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end
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