112 lines
3.1 KiB
Ruby
112 lines
3.1 KiB
Ruby
module Banzai
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module ReferenceParser
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class UserParser < BaseParser
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self.reference_type = :user
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def referenced_by(nodes)
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group_ids = []
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user_ids = []
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project_ids = []
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nodes.each do |node|
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if node.has_attribute?('data-group')
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group_ids << node.attr('data-group').to_i
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elsif node.has_attribute?(self.class.data_attribute)
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user_ids << node.attr(self.class.data_attribute).to_i
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elsif node.has_attribute?('data-project')
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project_ids << node.attr('data-project').to_i
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end
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end
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find_users_for_groups(group_ids) | find_users(user_ids) |
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find_users_for_projects(project_ids)
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end
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def nodes_visible_to_user(user, nodes)
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group_attr = 'data-group'
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groups = lazy { grouped_objects_for_nodes(nodes, Group, group_attr) }
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visible = []
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remaining = []
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nodes.each do |node|
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if node.has_attribute?(group_attr)
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next unless can_read_group_reference?(node, user, groups)
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visible << node
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elsif can_read_project_reference?(node)
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visible << node
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else
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remaining << node
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end
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end
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# If project does not belong to a group
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# and does not have the same project id as the current project
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# base class will check if user can read the project that contains
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# the user reference.
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visible + super(current_user, remaining)
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end
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# Check if project belongs to a group which
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# user can read.
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def can_read_group_reference?(node, user, groups)
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node_group = groups[node]
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node_group && can?(user, :read_group, node_group)
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end
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def can_read_project_reference?(node)
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node_id = node.attr('data-project').to_i
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project && project.id == node_id
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end
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def nodes_user_can_reference(current_user, nodes)
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project_attr = 'data-project'
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author_attr = 'data-author'
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projects = lazy { projects_for_nodes(nodes) }
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users = lazy { grouped_objects_for_nodes(nodes, User, author_attr) }
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nodes.select do |node|
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project_id = node.attr(project_attr)
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user_id = node.attr(author_attr)
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if project && project_id && project.id == project_id.to_i
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true
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elsif project_id && user_id
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project = projects[node]
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user = users[node]
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project && user ? project.team.member?(user) : false
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else
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true
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end
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end
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end
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def find_users(ids)
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return [] if ids.empty?
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collection_objects_for_ids(User, ids)
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end
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def find_users_for_groups(ids)
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return [] if ids.empty?
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User.joins(:group_members).where(members: { source_id: ids }).to_a
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end
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def find_users_for_projects(ids)
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return [] if ids.empty?
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collection_objects_for_ids(Project, ids)
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.flat_map { |p| p.team.members.to_a }
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end
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def can_read_reference?(user, ref_project, node)
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can?(user, :read_project, ref_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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