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- # frozen_string_literal: true
-
- # Redmine - project management software
- # Copyright (C) 2006-2019 Jean-Philippe Lang
- #
- # This program is free software; you can redistribute it and/or
- # modify it under the terms of the GNU General Public License
- # as published by the Free Software Foundation; either version 2
- # of the License, or (at your option) any later version.
- #
- # This program is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with this program; if not, write to the Free Software
- # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-
- require 'redmine/sort_criteria'
-
- class QueryColumn
- attr_accessor :name, :groupable, :totalable, :default_order
- attr_writer :sortable
- include Redmine::I18n
-
- def initialize(name, options={})
- self.name = name
- self.sortable = options[:sortable]
- self.groupable = options[:groupable] || false
- if groupable == true
- self.groupable = name.to_s
- end
- self.totalable = options[:totalable] || false
- self.default_order = options[:default_order]
- @inline = options.key?(:inline) ? options[:inline] : true
- @caption_key = options[:caption] || "field_#{name}".to_sym
- @frozen = options[:frozen]
- end
-
- def caption
- case @caption_key
- when Symbol
- l(@caption_key)
- when Proc
- @caption_key.call
- else
- @caption_key
- end
- end
-
- # Returns true if the column is sortable, otherwise false
- def sortable?
- !@sortable.nil?
- end
-
- def sortable
- @sortable.is_a?(Proc) ? @sortable.call : @sortable
- end
-
- def inline?
- @inline
- end
-
- def frozen?
- @frozen
- end
-
- def value(object)
- object.send name
- end
-
- def value_object(object)
- object.send name
- end
-
- # Returns the group that object belongs to when grouping query results
- def group_value(object)
- value(object)
- end
-
- def css_classes
- name
- end
- end
-
- class TimestampQueryColumn < QueryColumn
-
- def groupable
- if @groupable
- Redmine::Database.timestamp_to_date(sortable, User.current.time_zone)
- end
- end
-
- def group_value(object)
- if time = value(object)
- User.current.time_to_date(time)
- end
- end
- end
-
- class QueryAssociationColumn < QueryColumn
-
- def initialize(association, attribute, options={})
- @association = association
- @attribute = attribute
- name_with_assoc = "#{association}.#{attribute}".to_sym
- super(name_with_assoc, options)
- end
-
- def value_object(object)
- if assoc = object.send(@association)
- assoc.send @attribute
- end
- end
-
- def css_classes
- @css_classes ||= "#{@association}-#{@attribute}"
- end
- end
-
- class QueryCustomFieldColumn < QueryColumn
-
- def initialize(custom_field, options={})
- self.name = "cf_#{custom_field.id}".to_sym
- self.sortable = custom_field.order_statement || false
- self.groupable = custom_field.group_statement || false
- self.totalable = options.key?(:totalable) ? !!options[:totalable] : custom_field.totalable?
- @inline = custom_field.full_width_layout? ? false : true
- @cf = custom_field
- end
-
- def caption
- @cf.name
- end
-
- def custom_field
- @cf
- end
-
- def value_object(object)
- if custom_field.visible_by?(object.project, User.current)
- cv = object.custom_values.select {|v| v.custom_field_id == @cf.id}
- cv.size > 1 ? cv.sort_by {|e| e.value.to_s} : cv.first
- else
- nil
- end
- end
-
- def value(object)
- raw = value_object(object)
- if raw.is_a?(Array)
- raw.map {|r| @cf.cast_value(r.value)}
- elsif raw
- @cf.cast_value(raw.value)
- else
- nil
- end
- end
-
- def css_classes
- @css_classes ||= "#{name} #{@cf.field_format}"
- end
- end
-
- class QueryAssociationCustomFieldColumn < QueryCustomFieldColumn
-
- def initialize(association, custom_field, options={})
- super(custom_field, options)
- self.name = "#{association}.cf_#{custom_field.id}".to_sym
- # TODO: support sorting/grouping by association custom field
- self.sortable = false
- self.groupable = false
- @association = association
- end
-
- def value_object(object)
- if assoc = object.send(@association)
- super(assoc)
- end
- end
-
- def css_classes
- @css_classes ||= "#{@association}_cf_#{@cf.id} #{@cf.field_format}"
- end
- end
-
- class QueryFilter
- include Redmine::I18n
-
- def initialize(field, options)
- @field = field.to_s
- @options = options
- @options[:name] ||= l(options[:label] || "field_#{field}".gsub(/_id$/, ''))
- # Consider filters with a Proc for values as remote by default
- @remote = options.key?(:remote) ? options[:remote] : options[:values].is_a?(Proc)
- end
-
- def [](arg)
- if arg == :values
- values
- else
- @options[arg]
- end
- end
-
- def values
- @values ||= begin
- values = @options[:values]
- if values.is_a?(Proc)
- values = values.call
- end
- values
- end
- end
-
- def remote
- @remote
- end
- end
-
- class Query < ActiveRecord::Base
- class StatementInvalid < ::ActiveRecord::StatementInvalid
- end
-
- include Redmine::SubclassFactory
-
- VISIBILITY_PRIVATE = 0
- VISIBILITY_ROLES = 1
- VISIBILITY_PUBLIC = 2
-
- belongs_to :project
- belongs_to :user
- has_and_belongs_to_many :roles, :join_table => "#{table_name_prefix}queries_roles#{table_name_suffix}", :foreign_key => "query_id"
- serialize :filters
- serialize :column_names
- serialize :sort_criteria, Array
- serialize :options, Hash
-
- validates_presence_of :name
- validates_length_of :name, :maximum => 255
- validates :visibility, :inclusion => { :in => [VISIBILITY_PUBLIC, VISIBILITY_ROLES, VISIBILITY_PRIVATE] }
- validate :validate_query_filters
- validate do |query|
- errors.add(:base, l(:label_role_plural) + ' ' + l('activerecord.errors.messages.blank')) if query.visibility == VISIBILITY_ROLES && roles.blank?
- end
-
- after_save do |query|
- if query.saved_change_to_visibility? && query.visibility != VISIBILITY_ROLES
- query.roles.clear
- end
- end
-
- class_attribute :operators
- self.operators = {
- "=" => :label_equals,
- "!" => :label_not_equals,
- "o" => :label_open_issues,
- "c" => :label_closed_issues,
- "!*" => :label_none,
- "*" => :label_any,
- ">=" => :label_greater_or_equal,
- "<=" => :label_less_or_equal,
- "><" => :label_between,
- "<t+" => :label_in_less_than,
- ">t+" => :label_in_more_than,
- "><t+"=> :label_in_the_next_days,
- "t+" => :label_in,
- "nd" => :label_tomorrow,
- "t" => :label_today,
- "ld" => :label_yesterday,
- "nw" => :label_next_week,
- "w" => :label_this_week,
- "lw" => :label_last_week,
- "l2w" => [:label_last_n_weeks, {:count => 2}],
- "nm" => :label_next_month,
- "m" => :label_this_month,
- "lm" => :label_last_month,
- "y" => :label_this_year,
- ">t-" => :label_less_than_ago,
- "<t-" => :label_more_than_ago,
- "><t-"=> :label_in_the_past_days,
- "t-" => :label_ago,
- "~" => :label_contains,
- "!~" => :label_not_contains,
- "^" => :label_starts_with,
- "$" => :label_ends_with,
- "=p" => :label_any_issues_in_project,
- "=!p" => :label_any_issues_not_in_project,
- "!p" => :label_no_issues_in_project,
- "*o" => :label_any_open_issues,
- "!o" => :label_no_open_issues,
- }
-
- class_attribute :operators_by_filter_type
- self.operators_by_filter_type = {
- :list => [ "=", "!" ],
- :list_status => [ "o", "=", "!", "c", "*" ],
- :list_optional => [ "=", "!", "!*", "*" ],
- :list_subprojects => [ "*", "!*", "=", "!" ],
- :date => [ "=", ">=", "<=", "><", "<t+", ">t+", "><t+", "t+", "nd", "t", "ld", "nw", "w", "lw", "l2w", "nm", "m", "lm", "y", ">t-", "<t-", "><t-", "t-", "!*", "*" ],
- :date_past => [ "=", ">=", "<=", "><", ">t-", "<t-", "><t-", "t-", "t", "ld", "w", "lw", "l2w", "m", "lm", "y", "!*", "*" ],
- :string => [ "~", "=", "!~", "!", "^", "$", "!*", "*" ],
- :text => [ "~", "!~", "^", "$", "!*", "*" ],
- :integer => [ "=", ">=", "<=", "><", "!*", "*" ],
- :float => [ "=", ">=", "<=", "><", "!*", "*" ],
- :relation => ["=", "=p", "=!p", "!p", "*o", "!o", "!*", "*"],
- :tree => ["=", "~", "!*", "*"]
- }
-
- class_attribute :available_columns
- self.available_columns = []
-
- class_attribute :queried_class
-
- # Permission required to view the queries, set on subclasses.
- class_attribute :view_permission
-
- # Scope of queries that are global or on the given project
- scope :global_or_on_project, lambda {|project|
- where(:project_id => (project.nil? ? nil : [nil, project.id]))
- }
-
- scope :sorted, lambda {order(:name, :id)}
-
- # Scope of visible queries, can be used from subclasses only.
- # Unlike other visible scopes, a class methods is used as it
- # let handle inheritance more nicely than scope DSL.
- def self.visible(*args)
- if self == ::Query
- # Visibility depends on permissions for each subclass,
- # raise an error if the scope is called from Query (eg. Query.visible)
- raise "Cannot call .visible scope from the base Query class, but from subclasses only."
- end
-
- user = args.shift || User.current
- base = Project.allowed_to_condition(user, view_permission, *args)
- scope = joins("LEFT OUTER JOIN #{Project.table_name} ON #{table_name}.project_id = #{Project.table_name}.id").
- where("#{table_name}.project_id IS NULL OR (#{base})")
-
- if user.admin?
- scope.where("#{table_name}.visibility <> ? OR #{table_name}.user_id = ?", VISIBILITY_PRIVATE, user.id)
- elsif user.memberships.any?
- scope.where("#{table_name}.visibility = ?" +
- " OR (#{table_name}.visibility = ? AND #{table_name}.id IN (" +
- "SELECT DISTINCT q.id FROM #{table_name} q" +
- " INNER JOIN #{table_name_prefix}queries_roles#{table_name_suffix} qr on qr.query_id = q.id" +
- " INNER JOIN #{MemberRole.table_name} mr ON mr.role_id = qr.role_id" +
- " INNER JOIN #{Member.table_name} m ON m.id = mr.member_id AND m.user_id = ?" +
- " INNER JOIN #{Project.table_name} p ON p.id = m.project_id AND p.status <> ?" +
- " WHERE q.project_id IS NULL OR q.project_id = m.project_id))" +
- " OR #{table_name}.user_id = ?",
- VISIBILITY_PUBLIC, VISIBILITY_ROLES, user.id, Project::STATUS_ARCHIVED, user.id)
- elsif user.logged?
- scope.where("#{table_name}.visibility = ? OR #{table_name}.user_id = ?", VISIBILITY_PUBLIC, user.id)
- else
- scope.where("#{table_name}.visibility = ?", VISIBILITY_PUBLIC)
- end
- end
-
- # Returns true if the query is visible to +user+ or the current user.
- def visible?(user=User.current)
- return true if user.admin?
- return false unless project.nil? || user.allowed_to?(self.class.view_permission, project)
- case visibility
- when VISIBILITY_PUBLIC
- true
- when VISIBILITY_ROLES
- if project
- (user.roles_for_project(project) & roles).any?
- else
- user.memberships.joins(:member_roles).where(:member_roles => {:role_id => roles.map(&:id)}).any?
- end
- else
- user == self.user
- end
- end
-
- def is_private?
- visibility == VISIBILITY_PRIVATE
- end
-
- def is_public?
- !is_private?
- end
-
- # Returns true if the query is available for all projects
- def is_global?
- new_record? ? project_id.nil? : project_id_in_database.nil?
- end
-
- def queried_table_name
- @queried_table_name ||= self.class.queried_class.table_name
- end
-
- # Builds the query from the given params
- def build_from_params(params, defaults={})
- if params[:fields] || params[:f]
- self.filters = {}
- add_filters(params[:fields] || params[:f], params[:operators] || params[:op], params[:values] || params[:v])
- else
- available_filters.each_key do |field|
- add_short_filter(field, params[field]) if params[field]
- end
- end
-
- query_params = params[:query] || defaults || {}
- self.group_by = params[:group_by] || query_params[:group_by] || self.group_by
- self.column_names = params[:c] || query_params[:column_names] || self.column_names
- self.totalable_names = params[:t] || query_params[:totalable_names] || self.totalable_names
- self.sort_criteria = params[:sort] || query_params[:sort_criteria] || self.sort_criteria
- self.display_type = params[:display_type] || query_params[:display_type] || self.display_type
- self
- end
-
- # Builds a new query from the given params and attributes
- def self.build_from_params(params, attributes={})
- new(attributes).build_from_params(params)
- end
-
- def as_params
- if new_record?
- params = {}
- filters.each do |field, options|
- params[:f] ||= []
- params[:f] << field
- params[:op] ||= {}
- params[:op][field] = options[:operator]
- params[:v] ||= {}
- params[:v][field] = options[:values]
- end
- params[:c] = column_names
- params[:group_by] = group_by.to_s if group_by.present?
- params[:t] = totalable_names.map(&:to_s) if totalable_names.any?
- params[:sort] = sort_criteria.to_param
- params[:set_filter] = 1
- params
- else
- {:query_id => id}
- end
- end
-
- def validate_query_filters
- filters.each_key do |field|
- if values_for(field)
- case type_for(field)
- when :integer
- add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !/\A[+-]?\d+(,[+-]?\d+)*\z/.match?(v) }
- when :float
- add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !/\A[+-]?\d+(\.\d*)?\z/.match?(v) }
- when :date, :date_past
- case operator_for(field)
- when "=", ">=", "<=", "><"
- add_filter_error(field, :invalid) if values_for(field).detect {|v|
- v.present? && (!/\A\d{4}-\d{2}-\d{2}(T\d{2}((:)?\d{2}){0,2}(Z|\d{2}:?\d{2})?)?\z/.match?(v) || parse_date(v).nil?)
- }
- when ">t-", "<t-", "t-", ">t+", "<t+", "t+", "><t+", "><t-"
- add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !/^\d+$/.match?(v) }
- end
- end
- end
-
- add_filter_error(field, :blank) unless
- # filter requires one or more values
- (values_for(field) and !values_for(field).first.blank?) or
- # filter doesn't require any value
- ["o", "c", "!*", "*", "nd", "t", "ld", "nw", "w", "lw", "l2w", "nm", "m", "lm", "y", "*o", "!o"].include? operator_for(field)
- end if filters
- end
-
- def add_filter_error(field, message)
- m = label_for(field) + " " + l(message, :scope => 'activerecord.errors.messages')
- errors.add(:base, m)
- end
-
- def editable_by?(user)
- return false unless user
- # Admin can edit them all and regular users can edit their private queries
- return true if user.admin? || (is_private? && self.user_id == user.id)
- # Members can not edit public queries that are for all project (only admin is allowed to)
- is_public? && !is_global? && user.allowed_to?(:manage_public_queries, project)
- end
-
- def trackers
- @trackers ||= (project.nil? ? Tracker.all : project.rolled_up_trackers).visible.sorted
- end
-
- # Returns a hash of localized labels for all filter operators
- def self.operators_labels
- operators.inject({}) {|h, operator| h[operator.first] = l(*operator.last); h}
- end
-
- # Returns a representation of the available filters for JSON serialization
- def available_filters_as_json
- json = {}
- available_filters.each do |field, filter|
- options = {:type => filter[:type], :name => filter[:name]}
- options[:remote] = true if filter.remote
-
- if has_filter?(field) || !filter.remote
- options[:values] = filter.values
- if options[:values] && values_for(field)
- missing = Array(values_for(field)).select(&:present?) - options[:values].map(&:last)
- if missing.any? && respond_to?(method = "find_#{field}_filter_values")
- options[:values] += send(method, missing)
- end
- end
- end
- json[field] = options.stringify_keys
- end
- json
- end
-
- def all_projects
- @all_projects ||= Project.visible.to_a
- end
-
- def all_projects_values
- return @all_projects_values if @all_projects_values
-
- values = []
- Project.project_tree(all_projects) do |p, level|
- prefix = (level > 0 ? ('--' * level + ' ') : '')
- values << ["#{prefix}#{p.name}", p.id.to_s]
- end
- @all_projects_values = values
- end
-
- def project_values
- project_values = []
- if User.current.logged? && User.current.memberships.any?
- project_values << ["<< #{l(:label_my_projects).downcase} >>", "mine"]
- end
- project_values += all_projects_values
- project_values
- end
-
- def subproject_values
- project.descendants.visible.collect{|s| [s.name, s.id.to_s] }
- end
-
- def principals
- @principal ||= begin
- principals = []
- if project
- principals += Principal.member_of(project).visible
- unless project.leaf?
- principals += Principal.member_of(project.descendants.visible).visible
- end
- else
- principals += Principal.member_of(all_projects).visible
- end
- principals.uniq!
- principals.sort!
- principals.reject! {|p| p.is_a?(GroupBuiltin)}
- principals
- end
- end
-
- def users
- principals.select {|p| p.is_a?(User)}
- end
-
- def author_values
- author_values = []
- author_values << ["<< #{l(:label_me)} >>", "me"] if User.current.logged?
- author_values += users.sort_by(&:status).collect{|s| [s.name, s.id.to_s, l("status_#{User::LABEL_BY_STATUS[s.status]}")] }
- author_values
- end
-
- def assigned_to_values
- assigned_to_values = []
- assigned_to_values << ["<< #{l(:label_me)} >>", "me"] if User.current.logged?
- assigned_to_values += (Setting.issue_group_assignment? ? principals : users).sort_by(&:status).collect{|s| [s.name, s.id.to_s, l("status_#{User::LABEL_BY_STATUS[s.status]}")] }
- assigned_to_values
- end
-
- def fixed_version_values
- versions = []
- if project
- versions = project.shared_versions.to_a
- else
- versions = Version.visible.to_a
- end
- Version.sort_by_status(versions).collect{|s| ["#{s.project.name} - #{s.name}", s.id.to_s, l("version_status_#{s.status}")] }
- end
-
- # Returns a scope of issue statuses that are available as columns for filters
- def issue_statuses_values
- if project
- statuses = project.rolled_up_statuses
- else
- statuses = IssueStatus.all.sorted
- end
- statuses.collect{|s| [s.name, s.id.to_s]}
- end
-
- def watcher_values
- watcher_values = [["<< #{l(:label_me)} >>", "me"]]
- watcher_values += users.sort_by(&:status).collect{|s| [s.name, s.id.to_s, l("status_#{User::LABEL_BY_STATUS[s.status]}")] } if User.current.allowed_to?(:view_issue_watchers, self.project)
- watcher_values
- end
-
- # Returns a scope of issue custom fields that are available as columns or filters
- def issue_custom_fields
- if project
- project.rolled_up_custom_fields
- else
- IssueCustomField.all
- end
- end
-
- # Returns a scope of project custom fields that are available as columns or filters
- def project_custom_fields
- ProjectCustomField.all
- end
-
- # Returns a scope of project statuses that are available as columns or filters
- def project_statuses_values
- [
- [l(:project_status_active), "#{Project::STATUS_ACTIVE}"],
- [l(:project_status_closed), "#{Project::STATUS_CLOSED}"]
- ]
- end
-
- # Adds available filters
- def initialize_available_filters
- # implemented by sub-classes
- end
- protected :initialize_available_filters
-
- # Adds an available filter
- def add_available_filter(field, options)
- @available_filters ||= ActiveSupport::OrderedHash.new
- @available_filters[field] = QueryFilter.new(field, options)
- @available_filters
- end
-
- # Removes an available filter
- def delete_available_filter(field)
- if @available_filters
- @available_filters.delete(field)
- end
- end
-
- # Return a hash of available filters
- def available_filters
- unless @available_filters
- initialize_available_filters
- @available_filters ||= {}
- end
- @available_filters
- end
-
- def add_filter(field, operator, values=nil)
- # values must be an array
- return unless values.nil? || values.is_a?(Array)
- # check if field is defined as an available filter
- if available_filters.has_key? field
- filters[field] = {:operator => operator, :values => (values || [''])}
- end
- end
-
- def add_short_filter(field, expression)
- return unless expression && available_filters.has_key?(field)
- field_type = available_filters[field][:type]
- operators_by_filter_type[field_type].sort.reverse.detect do |operator|
- next unless expression =~ /^#{Regexp.escape(operator)}(.*)$/
- values = $1
- add_filter field, operator, values.present? ? values.split('|') : ['']
- end || add_filter(field, '=', expression.to_s.split('|'))
- end
-
- # Add multiple filters using +add_filter+
- def add_filters(fields, operators, values)
- if fields.present? && operators.present?
- fields.each do |field|
- add_filter(field, operators[field], values && values[field])
- end
- end
- end
-
- def has_filter?(field)
- filters and filters[field]
- end
-
- def type_for(field)
- available_filters[field][:type] if available_filters.has_key?(field)
- end
-
- def operator_for(field)
- has_filter?(field) ? filters[field][:operator] : nil
- end
-
- def values_for(field)
- has_filter?(field) ? filters[field][:values] : nil
- end
-
- def value_for(field, index=0)
- (values_for(field) || [])[index]
- end
-
- def label_for(field)
- label = available_filters[field][:name] if available_filters.has_key?(field)
- label ||= queried_class.human_attribute_name(field, :default => field)
- end
-
- def self.add_available_column(column)
- self.available_columns << (column) if column.is_a?(QueryColumn)
- end
-
- # Returns an array of columns that can be used to group the results
- def groupable_columns
- available_columns.select {|c| c.groupable}
- end
-
- # Returns a Hash of columns and the key for sorting
- def sortable_columns
- available_columns.inject({}) {|h, column|
- h[column.name.to_s] = column.sortable
- h
- }
- end
-
- def columns
- return [] if available_columns.empty?
- # preserve the column_names order
- cols = (has_default_columns? ? default_columns_names : column_names).collect do |name|
- available_columns.find { |col| col.name == name }
- end.compact
- available_columns.select(&:frozen?) | cols
- end
-
- def inline_columns
- columns.select(&:inline?)
- end
-
- def block_columns
- columns.reject(&:inline?)
- end
-
- def available_inline_columns
- available_columns.select(&:inline?)
- end
-
- def available_block_columns
- available_columns.reject(&:inline?)
- end
-
- def available_totalable_columns
- available_columns.select(&:totalable)
- end
-
- def default_columns_names
- []
- end
-
- def default_totalable_names
- []
- end
-
- def column_names=(names)
- if names
- names = names.select {|n| n.is_a?(Symbol) || !n.blank? }
- names = names.collect {|n| n.is_a?(Symbol) ? n : n.to_sym }
- if names.delete(:all_inline)
- names = available_inline_columns.map(&:name) | names
- end
- # Set column_names to nil if default columns
- if names == default_columns_names
- names = nil
- end
- end
- write_attribute(:column_names, names)
- end
-
- def has_column?(column)
- name = column.is_a?(QueryColumn) ? column.name : column
- columns.detect {|c| c.name == name}
- end
-
- def has_custom_field_column?
- columns.any? {|column| column.is_a? QueryCustomFieldColumn}
- end
-
- def has_default_columns?
- column_names.nil? || column_names.empty?
- end
-
- def totalable_columns
- names = totalable_names
- available_totalable_columns.select {|column| names.include?(column.name)}
- end
-
- def totalable_names=(names)
- if names
- names = names.select(&:present?).map {|n| n.is_a?(Symbol) ? n : n.to_sym}
- end
- options[:totalable_names] = names
- end
-
- def totalable_names
- options[:totalable_names] || default_totalable_names || []
- end
-
- def default_sort_criteria
- []
- end
-
- def sort_criteria=(arg)
- c = Redmine::SortCriteria.new(arg)
- write_attribute(:sort_criteria, c.to_a)
- c
- end
-
- def sort_criteria
- c = read_attribute(:sort_criteria)
- if c.blank?
- c = default_sort_criteria
- end
- Redmine::SortCriteria.new(c)
- end
-
- def sort_criteria_key(index)
- sort_criteria[index].try(:first)
- end
-
- def sort_criteria_order(index)
- sort_criteria[index].try(:last)
- end
-
- def sort_clause
- if clause = sort_criteria.sort_clause(sortable_columns)
- clause.map {|c| Arel.sql c}
- end
- end
-
- # Returns the SQL sort order that should be prepended for grouping
- def group_by_sort_order
- if column = group_by_column
- order = (sort_criteria.order_for(column.name) || column.default_order || 'asc').try(:upcase)
- Array(column.sortable).map {|s| Arel.sql("#{s} #{order}")}
- end
- end
-
- # Returns true if the query is a grouped query
- def grouped?
- !group_by_column.nil?
- end
-
- def group_by_column
- groupable_columns.detect {|c| c.groupable && c.name.to_s == group_by}
- end
-
- def group_by_statement
- group_by_column.try(:groupable)
- end
-
- def project_statement
- project_clauses = []
- active_subprojects_ids = []
-
- active_subprojects_ids = project.descendants.active.map(&:id) if project
- if active_subprojects_ids.any?
- if has_filter?("subproject_id")
- case operator_for("subproject_id")
- when '='
- # include the selected subprojects
- ids = [project.id] + values_for("subproject_id").map(&:to_i)
- project_clauses << "#{Project.table_name}.id IN (%s)" % ids.join(',')
- when '!'
- # exclude the selected subprojects
- ids = [project.id] + active_subprojects_ids - values_for("subproject_id").map(&:to_i)
- project_clauses << "#{Project.table_name}.id IN (%s)" % ids.join(',')
- when '!*'
- # main project only
- project_clauses << "#{Project.table_name}.id = %d" % project.id
- else
- # all subprojects
- project_clauses << "#{Project.table_name}.lft >= #{project.lft} AND #{Project.table_name}.rgt <= #{project.rgt}"
- end
- elsif Setting.display_subprojects_issues?
- project_clauses << "#{Project.table_name}.lft >= #{project.lft} AND #{Project.table_name}.rgt <= #{project.rgt}"
- else
- project_clauses << "#{Project.table_name}.id = %d" % project.id
- end
- elsif project
- project_clauses << "#{Project.table_name}.id = %d" % project.id
- end
- project_clauses.any? ? project_clauses.join(' AND ') : nil
- end
-
- def statement
- # filters clauses
- filters_clauses = []
- filters.each_key do |field|
- next if field == "subproject_id"
- v = values_for(field).clone
- next unless v and !v.empty?
- operator = operator_for(field)
-
- # "me" value substitution
- if %w(assigned_to_id author_id user_id watcher_id updated_by last_updated_by).include?(field)
- if v.delete("me")
- if User.current.logged?
- v.push(User.current.id.to_s)
- v += User.current.group_ids.map(&:to_s) if field == 'assigned_to_id'
- else
- v.push("0")
- end
- end
- end
-
- if field == 'project_id' || (self.type == 'ProjectQuery' && field == 'id')
- if v.delete('mine')
- v += User.current.memberships.map(&:project_id).map(&:to_s)
- end
- end
-
- if field =~ /^cf_(\d+)\.cf_(\d+)$/
- filters_clauses << sql_for_chained_custom_field(field, operator, v, $1, $2)
- elsif field =~ /cf_(\d+)$/
- # custom field
- filters_clauses << sql_for_custom_field(field, operator, v, $1)
- elsif field =~ /^cf_(\d+)\.(.+)$/
- filters_clauses << sql_for_custom_field_attribute(field, operator, v, $1, $2)
- elsif respond_to?(method = "sql_for_#{field.tr('.','_')}_field")
- # specific statement
- filters_clauses << send(method, field, operator, v)
- else
- # regular field
- filters_clauses << '(' + sql_for_field(field, operator, v, queried_table_name, field) + ')'
- end
- end if filters and valid?
-
- if (c = group_by_column) && c.is_a?(QueryCustomFieldColumn)
- # Excludes results for which the grouped custom field is not visible
- filters_clauses << c.custom_field.visibility_by_project_condition
- end
-
- filters_clauses << project_statement
- filters_clauses.reject!(&:blank?)
-
- filters_clauses.any? ? filters_clauses.join(' AND ') : nil
- end
-
- # Returns the result count by group or nil if query is not grouped
- def result_count_by_group
- grouped_query do |scope|
- scope.count
- end
- end
-
- # Returns the sum of values for the given column
- def total_for(column)
- total_with_scope(column, base_scope)
- end
-
- # Returns a hash of the sum of the given column for each group,
- # or nil if the query is not grouped
- def total_by_group_for(column)
- grouped_query do |scope|
- total_with_scope(column, scope)
- end
- end
-
- def totals
- totals = totalable_columns.map {|column| [column, total_for(column)]}
- yield totals if block_given?
- totals
- end
-
- def totals_by_group
- totals = totalable_columns.map {|column| [column, total_by_group_for(column)]}
- yield totals if block_given?
- totals
- end
-
- def css_classes
- s = sort_criteria.first
- if s.present?
- key, asc = s
- "sort-by-#{key.to_s.dasherize} sort-#{asc}"
- end
- end
-
- def display_type
- options[:display_type] || self.available_display_types.first
- end
-
- def display_type=(type)
- unless type || self.available_display_types.include?(type)
- type = self.available_display_types.first
- end
- options[:display_type] = type
- end
-
- def available_display_types
- ['list']
- end
-
- private
-
- def grouped_query(&block)
- r = nil
- if grouped?
- r = yield base_group_scope
- c = group_by_column
- if c.is_a?(QueryCustomFieldColumn)
- r = r.keys.inject({}) {|h, k| h[c.custom_field.cast_value(k)] = r[k]; h}
- end
- end
- r
- rescue ::ActiveRecord::StatementInvalid => e
- raise StatementInvalid.new(e.message)
- end
-
- def total_with_scope(column, scope)
- unless column.is_a?(QueryColumn)
- column = column.to_sym
- column = available_totalable_columns.detect {|c| c.name == column}
- end
- if column.is_a?(QueryCustomFieldColumn)
- custom_field = column.custom_field
- send "total_for_custom_field", custom_field, scope
- else
- send "total_for_#{column.name}", scope
- end
- rescue ::ActiveRecord::StatementInvalid => e
- raise StatementInvalid.new(e.message)
- end
-
- def base_scope
- raise "unimplemented"
- end
-
- def base_group_scope
- base_scope.
- joins(joins_for_order_statement(group_by_statement)).
- group(group_by_statement)
- end
-
- def total_for_custom_field(custom_field, scope, &block)
- total = custom_field.format.total_for_scope(custom_field, scope)
- total = map_total(total) {|t| custom_field.format.cast_total_value(custom_field, t)}
- total
- end
-
- def map_total(total, &block)
- if total.is_a?(Hash)
- total.each_key {|k| total[k] = yield total[k]}
- else
- total = yield total
- end
- total
- end
-
- def sql_for_custom_field(field, operator, value, custom_field_id)
- db_table = CustomValue.table_name
- db_field = 'value'
- filter = @available_filters[field]
- return nil unless filter
- if filter[:field].format.target_class && filter[:field].format.target_class <= User
- if value.delete('me')
- value.push User.current.id.to_s
- end
- end
- not_in = nil
- if operator == '!'
- # Makes ! operator work for custom fields with multiple values
- operator = '='
- not_in = 'NOT'
- end
- customized_key = "id"
- customized_class = queried_class
- if field =~ /^(.+)\.cf_/
- assoc = $1
- customized_key = "#{assoc}_id"
- customized_class = queried_class.reflect_on_association(assoc.to_sym).klass.base_class rescue nil
- raise "Unknown #{queried_class.name} association #{assoc}" unless customized_class
- end
- where = sql_for_field(field, operator, value, db_table, db_field, true)
- if /[<>]/.match?(operator)
- where = "(#{where}) AND #{db_table}.#{db_field} <> ''"
- end
- "#{queried_table_name}.#{customized_key} #{not_in} IN (" +
- "SELECT #{customized_class.table_name}.id FROM #{customized_class.table_name}" +
- " LEFT OUTER JOIN #{db_table} ON #{db_table}.customized_type='#{customized_class}' AND #{db_table}.customized_id=#{customized_class.table_name}.id AND #{db_table}.custom_field_id=#{custom_field_id}" +
- " WHERE (#{where}) AND (#{filter[:field].visibility_by_project_condition}))"
- end
-
- def sql_for_chained_custom_field(field, operator, value, custom_field_id, chained_custom_field_id)
- not_in = nil
- if operator == '!'
- # Makes ! operator work for custom fields with multiple values
- operator = '='
- not_in = 'NOT'
- end
-
- filter = available_filters[field]
- target_class = filter[:through].format.target_class
-
- "#{queried_table_name}.id #{not_in} IN (" +
- "SELECT customized_id FROM #{CustomValue.table_name}" +
- " WHERE customized_type='#{queried_class}' AND custom_field_id=#{custom_field_id}" +
- " AND CAST(CASE value WHEN '' THEN '0' ELSE value END AS decimal(30,0)) IN (" +
- " SELECT customized_id FROM #{CustomValue.table_name}" +
- " WHERE customized_type='#{target_class}' AND custom_field_id=#{chained_custom_field_id}" +
- " AND #{sql_for_field(field, operator, value, CustomValue.table_name, 'value')}))"
-
- end
-
- def sql_for_custom_field_attribute(field, operator, value, custom_field_id, attribute)
- attribute = 'effective_date' if attribute == 'due_date'
- not_in = nil
- if operator == '!'
- # Makes ! operator work for custom fields with multiple values
- operator = '='
- not_in = 'NOT'
- end
-
- filter = available_filters[field]
- target_table_name = filter[:field].format.target_class.table_name
-
- "#{queried_table_name}.id #{not_in} IN (" +
- "SELECT customized_id FROM #{CustomValue.table_name}" +
- " WHERE customized_type='#{queried_class}' AND custom_field_id=#{custom_field_id}" +
- " AND CAST(CASE value WHEN '' THEN '0' ELSE value END AS decimal(30,0)) IN (" +
- " SELECT id FROM #{target_table_name} WHERE #{sql_for_field(field, operator, value, filter[:field].format.target_class.table_name, attribute)}))"
- end
-
- # Helper method to generate the WHERE sql for a +field+, +operator+ and a +value+
- def sql_for_field(field, operator, value, db_table, db_field, is_custom_filter=false)
- sql = ''
- case operator
- when "="
- if value.any?
- case type_for(field)
- when :date, :date_past
- sql = date_clause(db_table, db_field, parse_date(value.first), parse_date(value.first), is_custom_filter)
- when :integer
- int_values = value.first.to_s.scan(/[+-]?\d+/).map(&:to_i).join(",")
- if int_values.present?
- if is_custom_filter
- sql = "(#{db_table}.#{db_field} <> '' AND CAST(CASE #{db_table}.#{db_field} WHEN '' THEN '0' ELSE #{db_table}.#{db_field} END AS decimal(30,3)) IN (#{int_values}))"
- else
- sql = "#{db_table}.#{db_field} IN (#{int_values})"
- end
- else
- sql = "1=0"
- end
- when :float
- if is_custom_filter
- sql = "(#{db_table}.#{db_field} <> '' AND CAST(CASE #{db_table}.#{db_field} WHEN '' THEN '0' ELSE #{db_table}.#{db_field} END AS decimal(30,3)) BETWEEN #{value.first.to_f - 1e-5} AND #{value.first.to_f + 1e-5})"
- else
- sql = "#{db_table}.#{db_field} BETWEEN #{value.first.to_f - 1e-5} AND #{value.first.to_f + 1e-5}"
- end
- else
- sql = queried_class.send(:sanitize_sql_for_conditions, ["#{db_table}.#{db_field} IN (?)", value])
- end
- else
- # IN an empty set
- sql = "1=0"
- end
- when "!"
- if value.any?
- sql = queried_class.send(:sanitize_sql_for_conditions, ["(#{db_table}.#{db_field} IS NULL OR #{db_table}.#{db_field} NOT IN (?))", value])
- else
- # NOT IN an empty set
- sql = "1=1"
- end
- when "!*"
- sql = "#{db_table}.#{db_field} IS NULL"
- sql += " OR #{db_table}.#{db_field} = ''" if (is_custom_filter || [:text, :string].include?(type_for(field)))
- when "*"
- sql = "#{db_table}.#{db_field} IS NOT NULL"
- sql += " AND #{db_table}.#{db_field} <> ''" if is_custom_filter
- when ">="
- if [:date, :date_past].include?(type_for(field))
- sql = date_clause(db_table, db_field, parse_date(value.first), nil, is_custom_filter)
- else
- if is_custom_filter
- sql = "(#{db_table}.#{db_field} <> '' AND CAST(CASE #{db_table}.#{db_field} WHEN '' THEN '0' ELSE #{db_table}.#{db_field} END AS decimal(30,3)) >= #{value.first.to_f})"
- else
- sql = "#{db_table}.#{db_field} >= #{value.first.to_f}"
- end
- end
- when "<="
- if [:date, :date_past].include?(type_for(field))
- sql = date_clause(db_table, db_field, nil, parse_date(value.first), is_custom_filter)
- else
- if is_custom_filter
- sql = "(#{db_table}.#{db_field} <> '' AND CAST(CASE #{db_table}.#{db_field} WHEN '' THEN '0' ELSE #{db_table}.#{db_field} END AS decimal(30,3)) <= #{value.first.to_f})"
- else
- sql = "#{db_table}.#{db_field} <= #{value.first.to_f}"
- end
- end
- when "><"
- if [:date, :date_past].include?(type_for(field))
- sql = date_clause(db_table, db_field, parse_date(value[0]), parse_date(value[1]), is_custom_filter)
- else
- if is_custom_filter
- sql = "(#{db_table}.#{db_field} <> '' AND CAST(CASE #{db_table}.#{db_field} WHEN '' THEN '0' ELSE #{db_table}.#{db_field} END AS decimal(30,3)) BETWEEN #{value[0].to_f} AND #{value[1].to_f})"
- else
- sql = "#{db_table}.#{db_field} BETWEEN #{value[0].to_f} AND #{value[1].to_f}"
- end
- end
- when "o"
- sql = "#{queried_table_name}.status_id IN (SELECT id FROM #{IssueStatus.table_name} WHERE is_closed=#{self.class.connection.quoted_false})" if field == "status_id"
- when "c"
- sql = "#{queried_table_name}.status_id IN (SELECT id FROM #{IssueStatus.table_name} WHERE is_closed=#{self.class.connection.quoted_true})" if field == "status_id"
- when "><t-"
- # between today - n days and today
- sql = relative_date_clause(db_table, db_field, - value.first.to_i, 0, is_custom_filter)
- when ">t-"
- # >= today - n days
- sql = relative_date_clause(db_table, db_field, - value.first.to_i, nil, is_custom_filter)
- when "<t-"
- # <= today - n days
- sql = relative_date_clause(db_table, db_field, nil, - value.first.to_i, is_custom_filter)
- when "t-"
- # = n days in past
- sql = relative_date_clause(db_table, db_field, - value.first.to_i, - value.first.to_i, is_custom_filter)
- when "><t+"
- # between today and today + n days
- sql = relative_date_clause(db_table, db_field, 0, value.first.to_i, is_custom_filter)
- when ">t+"
- # >= today + n days
- sql = relative_date_clause(db_table, db_field, value.first.to_i, nil, is_custom_filter)
- when "<t+"
- # <= today + n days
- sql = relative_date_clause(db_table, db_field, nil, value.first.to_i, is_custom_filter)
- when "t+"
- # = today + n days
- sql = relative_date_clause(db_table, db_field, value.first.to_i, value.first.to_i, is_custom_filter)
- when "t"
- # = today
- sql = relative_date_clause(db_table, db_field, 0, 0, is_custom_filter)
- when "ld"
- # = yesterday
- sql = relative_date_clause(db_table, db_field, -1, -1, is_custom_filter)
- when "nd"
- # = tomorrow
- sql = relative_date_clause(db_table, db_field, 1, 1, is_custom_filter)
- when "w"
- # = this week
- first_day_of_week = l(:general_first_day_of_week).to_i
- day_of_week = User.current.today.cwday
- days_ago = (day_of_week >= first_day_of_week ? day_of_week - first_day_of_week : day_of_week + 7 - first_day_of_week)
- sql = relative_date_clause(db_table, db_field, - days_ago, - days_ago + 6, is_custom_filter)
- when "lw"
- # = last week
- first_day_of_week = l(:general_first_day_of_week).to_i
- day_of_week = User.current.today.cwday
- days_ago = (day_of_week >= first_day_of_week ? day_of_week - first_day_of_week : day_of_week + 7 - first_day_of_week)
- sql = relative_date_clause(db_table, db_field, - days_ago - 7, - days_ago - 1, is_custom_filter)
- when "l2w"
- # = last 2 weeks
- first_day_of_week = l(:general_first_day_of_week).to_i
- day_of_week = User.current.today.cwday
- days_ago = (day_of_week >= first_day_of_week ? day_of_week - first_day_of_week : day_of_week + 7 - first_day_of_week)
- sql = relative_date_clause(db_table, db_field, - days_ago - 14, - days_ago - 1, is_custom_filter)
- when "nw"
- # = next week
- first_day_of_week = l(:general_first_day_of_week).to_i
- day_of_week = User.current.today.cwday
- from = -(day_of_week >= first_day_of_week ? day_of_week - first_day_of_week : day_of_week + 7 - first_day_of_week) + 7
- sql = relative_date_clause(db_table, db_field, from, from + 6, is_custom_filter)
- when "m"
- # = this month
- date = User.current.today
- sql = date_clause(db_table, db_field, date.beginning_of_month, date.end_of_month, is_custom_filter)
- when "lm"
- # = last month
- date = User.current.today.prev_month
- sql = date_clause(db_table, db_field, date.beginning_of_month, date.end_of_month, is_custom_filter)
- when "nm"
- # = next month
- date = User.current.today.next_month
- sql = date_clause(db_table, db_field, date.beginning_of_month, date.end_of_month, is_custom_filter)
- when "y"
- # = this year
- date = User.current.today
- sql = date_clause(db_table, db_field, date.beginning_of_year, date.end_of_year, is_custom_filter)
- when "~"
- sql = sql_contains("#{db_table}.#{db_field}", value.first)
- when "!~"
- sql = sql_contains("#{db_table}.#{db_field}", value.first, :match => false)
- when "^"
- sql = sql_contains("#{db_table}.#{db_field}", value.first, :starts_with => true)
- when "$"
- sql = sql_contains("#{db_table}.#{db_field}", value.first, :ends_with => true)
- else
- raise "Unknown query operator #{operator}"
- end
-
- return sql
- end
-
- # Returns a SQL LIKE statement with wildcards
- def sql_contains(db_field, value, options={})
- options = {} unless options.is_a?(Hash)
- options.symbolize_keys!
- prefix = suffix = nil
- prefix = '%' if options[:ends_with]
- suffix = '%' if options[:starts_with]
- prefix = suffix = '%' if prefix.nil? && suffix.nil?
- queried_class.send :sanitize_sql_for_conditions,
- [Redmine::Database.like(db_field, '?', :match => options[:match]), "#{prefix}#{value}#{suffix}"]
- end
-
- # Adds a filter for the given custom field
- def add_custom_field_filter(field, assoc=nil)
- options = field.query_filter_options(self)
-
- filter_id = "cf_#{field.id}"
- filter_name = field.name
- if assoc.present?
- filter_id = "#{assoc}.#{filter_id}"
- filter_name = l("label_attribute_of_#{assoc}", :name => filter_name)
- end
- add_available_filter filter_id, options.merge({
- :name => filter_name,
- :field => field
- })
- end
-
- # Adds filters for custom fields associated to the custom field target class
- # Eg. having a version custom field "Milestone" for issues and a date custom field "Release date"
- # for versions, it will add an issue filter on Milestone'e Release date.
- def add_chained_custom_field_filters(field)
- klass = field.format.target_class
- if klass
- CustomField.where(:is_filter => true, :type => "#{klass.name}CustomField").each do |chained|
- options = chained.query_filter_options(self)
-
- filter_id = "cf_#{field.id}.cf_#{chained.id}"
- filter_name = chained.name
-
- add_available_filter filter_id, options.merge({
- :name => l(:label_attribute_of_object, :name => chained.name, :object_name => field.name),
- :field => chained,
- :through => field
- })
- end
- end
- end
-
- # Adds filters for the given custom fields scope
- def add_custom_fields_filters(scope, assoc=nil)
- scope.visible.where(:is_filter => true).sorted.each do |field|
- add_custom_field_filter(field, assoc)
- if assoc.nil?
- add_chained_custom_field_filters(field)
-
- if field.format.target_class && field.format.target_class == Version
- add_available_filter "cf_#{field.id}.due_date",
- :type => :date,
- :field => field,
- :name => l(:label_attribute_of_object, :name => l(:field_effective_date), :object_name => field.name)
-
- add_available_filter "cf_#{field.id}.status",
- :type => :list,
- :field => field,
- :name => l(:label_attribute_of_object, :name => l(:field_status), :object_name => field.name),
- :values => Version::VERSION_STATUSES.map{|s| [l("version_status_#{s}"), s] }
- end
- end
- end
- end
-
- # Adds filters for the given associations custom fields
- def add_associations_custom_fields_filters(*associations)
- fields_by_class = CustomField.visible.where(:is_filter => true).group_by(&:class)
- associations.each do |assoc|
- association_klass = queried_class.reflect_on_association(assoc).klass
- fields_by_class.each do |field_class, fields|
- if field_class.customized_class <= association_klass
- fields.sort.each do |field|
- add_custom_field_filter(field, assoc)
- end
- end
- end
- end
- end
-
- def quoted_time(time, is_custom_filter)
- if is_custom_filter
- # Custom field values are stored as strings in the DB
- # using this format that does not depend on DB date representation
- time.strftime("%Y-%m-%d %H:%M:%S")
- else
- self.class.connection.quoted_date(time)
- end
- end
-
- def date_for_user_time_zone(y, m, d)
- if tz = User.current.time_zone
- tz.local y, m, d
- else
- Time.local y, m, d
- end
- end
-
- # Returns a SQL clause for a date or datetime field.
- def date_clause(table, field, from, to, is_custom_filter)
- s = []
- if from
- if from.is_a?(Date)
- from = date_for_user_time_zone(from.year, from.month, from.day).yesterday.end_of_day
- else
- from = from - 1 # second
- end
- if self.class.default_timezone == :utc
- from = from.utc
- end
- s << ("#{table}.#{field} > '%s'" % [quoted_time(from, is_custom_filter)])
- end
- if to
- if to.is_a?(Date)
- to = date_for_user_time_zone(to.year, to.month, to.day).end_of_day
- end
- if self.class.default_timezone == :utc
- to = to.utc
- end
- s << ("#{table}.#{field} <= '%s'" % [quoted_time(to, is_custom_filter)])
- end
- s.join(' AND ')
- end
-
- # Returns a SQL clause for a date or datetime field using relative dates.
- def relative_date_clause(table, field, days_from, days_to, is_custom_filter)
- date_clause(table, field, (days_from ? User.current.today + days_from : nil), (days_to ? User.current.today + days_to : nil), is_custom_filter)
- end
-
- # Returns a Date or Time from the given filter value
- def parse_date(arg)
- if /\A\d{4}-\d{2}-\d{2}T/.match?(arg.to_s)
- Time.parse(arg) rescue nil
- else
- Date.parse(arg) rescue nil
- end
- end
-
- # Additional joins required for the given sort options
- def joins_for_order_statement(order_options)
- joins = []
-
- if order_options
- order_options.scan(/cf_\d+/).uniq.each do |name|
- column = available_columns.detect {|c| c.name.to_s == name}
- join = column && column.custom_field.join_for_order_statement
- if join
- joins << join
- end
- end
- end
-
- joins.any? ? joins.join(' ') : nil
- end
- end
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