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https://github.com/scinote-eln/scinote-web.git
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101 lines
3 KiB
Ruby
101 lines
3 KiB
Ruby
class Table < ActiveRecord::Base
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include SearchableModel
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auto_strip_attributes :name, nullify: false
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validates :name,
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length: { maximum: Constants::NAME_MAX_LENGTH }
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validates :contents,
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presence: true,
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length: { maximum: Constants::TABLE_JSON_MAX_SIZE_MB.megabytes }
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belongs_to :created_by, foreign_key: 'created_by_id', class_name: 'User'
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belongs_to :last_modified_by, foreign_key: 'last_modified_by_id', class_name: 'User'
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belongs_to :team
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has_one :step_table, inverse_of: :table
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has_one :step, through: :step_table
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has_one :result_table, inverse_of: :table
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has_one :result, through: :result_table
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has_many :report_elements, inverse_of: :table, dependent: :destroy
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after_save :update_ts_index
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#accepts_nested_attributes_for :table
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def self.search(user, include_archived, query = nil, page = 1)
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step_ids =
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Step
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.search(user, include_archived, nil, Constants::SEARCH_NO_LIMIT)
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.joins(:step_tables)
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.distinct
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.pluck('step_tables.id')
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result_ids =
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Result
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.search(user, include_archived, nil, Constants::SEARCH_NO_LIMIT)
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.joins(:result_table)
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.distinct
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.pluck('result_tables.id')
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if query
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a_query = query.strip
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.gsub('_', '\\_')
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.gsub('%', '\\%')
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.split(/\s+/)
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.map { |t| '%' + t + '%' }
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else
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a_query = query
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end
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# Trim whitespace and replace it with OR character. Make prefixed
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# wildcard search term and escape special characters.
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# For example, search term 'demo project' is transformed to
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# 'demo:*|project:*' which makes word inclusive search with postfix
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# wildcard.
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s_query = query.gsub(/[!()&|:]/, " ")
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.strip
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.split(/\s+/)
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.map {|t| t + ":*" }
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.join("|")
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.gsub('\'', '"')
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table_query =
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Table
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.distinct
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.joins("LEFT OUTER JOIN step_tables ON step_tables.table_id = tables.id")
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.joins("LEFT OUTER JOIN result_tables ON result_tables.table_id = tables.id")
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.joins("LEFT OUTER JOIN results ON result_tables.result_id = results.id")
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.where("step_tables.id IN (?) OR result_tables.id IN (?)", step_ids, result_ids)
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.where(
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'(trim_html_tags(tables.name) ILIKE ANY (array[?])'\
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'OR tables.data_vector @@ to_tsquery(?))',
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a_query,
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s_query
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)
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new_query = table_query
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# Show all results if needed
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if page == Constants::SEARCH_NO_LIMIT
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new_query
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else
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new_query
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.limit(Constants::SEARCH_LIMIT)
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.offset((page - 1) * Constants::SEARCH_LIMIT)
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end
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end
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def contents_utf_8
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contents.present? ? contents.force_encoding(Encoding::UTF_8) : nil
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end
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def update_ts_index
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if contents_changed?
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sql = "UPDATE tables " +
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"SET data_vector = " +
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"to_tsvector(substring(encode(contents::bytea, 'escape'), 9)) " +
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"WHERE id = " + Integer(id).to_s
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Table.connection.execute(sql)
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end
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end
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end
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