33 lines
1014 B
Ruby
33 lines
1014 B
Ruby
module Gitlab
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module Markdown
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# Common methods for ReferenceFilters that support an optional cross-project
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# reference.
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module CrossProjectReference
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NAMING_PATTERN = Gitlab::Regex::NAMESPACE_REGEX_STR
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PROJECT_PATTERN = "(?<project>#{NAMING_PATTERN}/#{NAMING_PATTERN})"
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# Given a cross-project reference string, get the Project record
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#
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# Defaults to value of `context[:project]` if:
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# * No reference is given OR
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# * Reference given doesn't exist
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#
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# ref - String reference.
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#
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# Returns a Project, or nil if the reference can't be accessed
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def project_from_ref(ref)
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return context[:project] unless ref
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other = Project.find_with_namespace(ref)
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return nil unless other && user_can_reference_project?(other)
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other
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end
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def user_can_reference_project?(project, user = context[:current_user])
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Ability.abilities.allowed?(user, :read_project, project)
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end
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end
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end
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end
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