Class: LoanItem

Inherits:
ApplicationRecord show all
Includes:
Housekeeping, Shared::DataAttributes, Shared::IsData, Shared::Notes, Shared::Tags
Defined in:
app/models/loan_item.rb

Overview

A loan item is a CollectionObject, Container, or historical reference to something that has been loaned via (Otu)

Thanks to neanderslob.com/2015/11/03/polymorphic-associations-the-smart-way-using-global-ids/ for global_entity.

Constant Summary collapse

STATUS = 
['Destroyed', 'Donated', 'Loaned on', 'Lost', 'Retained', 'Returned'].freeze

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Shared::IsData

#errors_excepting, #full_error_messages_excepting, #identical, #is_community?, #is_destroyable?, #is_editable?, #is_in_use?, #is_in_users_projects?, #metamorphosize, #similar

Methods included from Shared::Tags

#reject_tags, #tag_with, #tagged?, #tagged_with?

Methods included from Shared::Notes

#concatenated_notes_string, #reject_notes

Methods included from Shared::DataAttributes

#import_attributes, #internal_attributes, #keyword_value_hash, #reject_data_attributes

Methods included from Housekeeping

#has_polymorphic_relationship?

Methods inherited from ApplicationRecord

transaction_with_retry

Instance Attribute Details

#date_returned ⇒ DateTime

The date the item was returned.

Returns:

  • (DateTime) 


38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
 
# File 'app/models/loan_item.rb', line 38

class LoanItem < ApplicationRecord
  acts_as_list scope: :loan

  include Housekeeping
  include Shared::DataAttributes
  include Shared::Notes
  include Shared::Tags
  include Shared::IsData

  attr_accessor :date_returned_jquery

  STATUS = ['Destroyed', 'Donated', 'Loaned on', 'Lost', 'Retained', 'Returned'].freeze

  belongs_to :loan, inverse_of: :loan_items
  belongs_to :loan_item_object, polymorphic: true

  validates_presence_of :loan_item_object

  validates :loan, presence: true
  validates_uniqueness_of :loan, scope: [:loan_item_object_type, :loan_item_object_id]

  validate :total_provided_only_when_otu
  validate :loan_object_is_loanable

  validates_inclusion_of :disposition, in: STATUS, if: -> {!disposition.blank?}

  def global_entity
    self.loan_item_object.to_global_id if self.loan_item_object.present?
  end

  def global_entity=(entity)
    self.loan_item_object = GlobalID::Locator.locate entity
  end

  def date_returned_jquery=(date)
    self.date_returned = date.gsub(/(\d+)\/(\d+)\/(\d+)/, '\2/\1/\3')
  end

  def date_returned_jquery
    self.date_returned
  end

  def returned?
    !date_returned.blank?
  end

  # @return [Integer, nil]
  #   the total items this loan line item represent
  # TODO: this does not factor in nested items in a container
  def total_items
    case loan_item_object_type
      when 'Otu'
        total ? total : nil
      when 'Container'
        loan_item_object.container_items.try(:count)
      when 'CollectionObject'
        loan_item_object.total.to_i
      else
        nil
    end
  end

  # @return [Array]
  #   all objects that can have a taxon determination applied to them for htis loan item
  def determinable_objects
    # this loan item which may be a container, an OTU, or a collection object
    case loan_item_object_type
    when /contain/i # if this item is a container, dig into the container for the collection objects themselves
      loan_item_object.collection_objects
    when /object/i # if this item is a collection object, just add the object
      [loan_item_object]
    when /otu/i # not strictly needed, but helps keep track of what the loan_item is.
      [] # can't use an OTU as a determination object.
    end
  end

  # @params :ids -> an ID of a loan_item
  def self.batch_determine_loan_items(ids: [], params: {})
    return false if ids.empty?
    # these objects will be created/persisted to be used for each of the loan items identified by the input ids
    td = TaxonDetermination.new(params) # build a td from the input data

    begin
      LoanItem.transaction do
        item_list = [] # Array of objects that can have a taxon determination
        LoanItem.where(id: ids).each do |li|
          item_list.push li.determinable_objects
        end

        item_list.flatten!

        first = item_list.pop
        td.biological_collection_object = first
        td.save! # create and save the first one so we can dup it in the next step

        item_list.each do |item|
          n = td.dup
          n.determiners << td.determiners
          n.biological_collection_object = item
          n.save
          n.move_to_top
        end
      end
    rescue ActiveRecord::RecordInvalid
      return false
    end
    true
  end

  # TODO: param handling is currently all kinds of "meh"
  def self.batch_create(params)
    case params[:batch_type]
    when 'tags'
      batch_create_from_tags(params[:keyword_id], params[:klass], params[:loan_id])
    when 'pinboard'
      batch_create_from_pinboard(params[:loan_id], params[:project_id], params[:user_id], params[:klass])
    end
  end

  def self.batch_create_from_tags(keyword_id, klass, loan_id)
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:tags).where(tags: {keyword_id: keyword_id}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          Tag.where(keyword_id: keyword_id).where(tag_object_type: ['Container', 'Otu', 'CollectionObject']).distinct.all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.tag_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end


  def self.batch_create_from_pinboard(loan_id, project_id, user_id, klass)
    return false if loan_id.blank? || project_id.blank? || user_id.blank?
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:pinboard_items).where(pinboard_items: {user_id: user_id, project_id: project_id, pinned_object_type: klass}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          PinboardItem.where(project_id: project_id, user_id: user_id, pinned_object_type: ['Container', 'Otu', 'CollectionObject']).all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.pinned_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end

  protected

  def total_provided_only_when_otu
    errors.add(:total, 'only providable when item is an OTU.') if total && loan_item_object_type != 'Otu'
  end

  def loan_object_is_loanable
    if  loan_item_object && !loan_item_object.respond_to?(:is_loanable?)
      errors.add(:loan_item_object, 'is not loable')
    end
  end

end

#date_returned_jquery ⇒ Object

Returns the value of attribute date_returned_jquery.



47
48
49
 
# File 'app/models/loan_item.rb', line 47

def date_returned_jquery
  @date_returned_jquery
end

#disposition ⇒ String

Returns an evolving controlled vocabulary used to differentiate loan object status when it differs from that of the overal loan, see LoanItem::STATUS.

Returns:

  • (String) —

    an evolving controlled vocabulary used to differentiate loan object status when it differs from that of the overal loan, see LoanItem::STATUS



38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
 
# File 'app/models/loan_item.rb', line 38

class LoanItem < ApplicationRecord
  acts_as_list scope: :loan

  include Housekeeping
  include Shared::DataAttributes
  include Shared::Notes
  include Shared::Tags
  include Shared::IsData

  attr_accessor :date_returned_jquery

  STATUS = ['Destroyed', 'Donated', 'Loaned on', 'Lost', 'Retained', 'Returned'].freeze

  belongs_to :loan, inverse_of: :loan_items
  belongs_to :loan_item_object, polymorphic: true

  validates_presence_of :loan_item_object

  validates :loan, presence: true
  validates_uniqueness_of :loan, scope: [:loan_item_object_type, :loan_item_object_id]

  validate :total_provided_only_when_otu
  validate :loan_object_is_loanable

  validates_inclusion_of :disposition, in: STATUS, if: -> {!disposition.blank?}

  def global_entity
    self.loan_item_object.to_global_id if self.loan_item_object.present?
  end

  def global_entity=(entity)
    self.loan_item_object = GlobalID::Locator.locate entity
  end

  def date_returned_jquery=(date)
    self.date_returned = date.gsub(/(\d+)\/(\d+)\/(\d+)/, '\2/\1/\3')
  end

  def date_returned_jquery
    self.date_returned
  end

  def returned?
    !date_returned.blank?
  end

  # @return [Integer, nil]
  #   the total items this loan line item represent
  # TODO: this does not factor in nested items in a container
  def total_items
    case loan_item_object_type
      when 'Otu'
        total ? total : nil
      when 'Container'
        loan_item_object.container_items.try(:count)
      when 'CollectionObject'
        loan_item_object.total.to_i
      else
        nil
    end
  end

  # @return [Array]
  #   all objects that can have a taxon determination applied to them for htis loan item
  def determinable_objects
    # this loan item which may be a container, an OTU, or a collection object
    case loan_item_object_type
    when /contain/i # if this item is a container, dig into the container for the collection objects themselves
      loan_item_object.collection_objects
    when /object/i # if this item is a collection object, just add the object
      [loan_item_object]
    when /otu/i # not strictly needed, but helps keep track of what the loan_item is.
      [] # can't use an OTU as a determination object.
    end
  end

  # @params :ids -> an ID of a loan_item
  def self.batch_determine_loan_items(ids: [], params: {})
    return false if ids.empty?
    # these objects will be created/persisted to be used for each of the loan items identified by the input ids
    td = TaxonDetermination.new(params) # build a td from the input data

    begin
      LoanItem.transaction do
        item_list = [] # Array of objects that can have a taxon determination
        LoanItem.where(id: ids).each do |li|
          item_list.push li.determinable_objects
        end

        item_list.flatten!

        first = item_list.pop
        td.biological_collection_object = first
        td.save! # create and save the first one so we can dup it in the next step

        item_list.each do |item|
          n = td.dup
          n.determiners << td.determiners
          n.biological_collection_object = item
          n.save
          n.move_to_top
        end
      end
    rescue ActiveRecord::RecordInvalid
      return false
    end
    true
  end

  # TODO: param handling is currently all kinds of "meh"
  def self.batch_create(params)
    case params[:batch_type]
    when 'tags'
      batch_create_from_tags(params[:keyword_id], params[:klass], params[:loan_id])
    when 'pinboard'
      batch_create_from_pinboard(params[:loan_id], params[:project_id], params[:user_id], params[:klass])
    end
  end

  def self.batch_create_from_tags(keyword_id, klass, loan_id)
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:tags).where(tags: {keyword_id: keyword_id}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          Tag.where(keyword_id: keyword_id).where(tag_object_type: ['Container', 'Otu', 'CollectionObject']).distinct.all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.tag_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end


  def self.batch_create_from_pinboard(loan_id, project_id, user_id, klass)
    return false if loan_id.blank? || project_id.blank? || user_id.blank?
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:pinboard_items).where(pinboard_items: {user_id: user_id, project_id: project_id, pinned_object_type: klass}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          PinboardItem.where(project_id: project_id, user_id: user_id, pinned_object_type: ['Container', 'Otu', 'CollectionObject']).all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.pinned_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end

  protected

  def total_provided_only_when_otu
    errors.add(:total, 'only providable when item is an OTU.') if total && loan_item_object_type != 'Otu'
  end

  def loan_object_is_loanable
    if  loan_item_object && !loan_item_object.respond_to?(:is_loanable?)
      errors.add(:loan_item_object, 'is not loable')
    end
  end

end

#loan_id ⇒ Integer

Id of the loan

Returns:

  • (Integer) 


38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
 
# File 'app/models/loan_item.rb', line 38

class LoanItem < ApplicationRecord
  acts_as_list scope: :loan

  include Housekeeping
  include Shared::DataAttributes
  include Shared::Notes
  include Shared::Tags
  include Shared::IsData

  attr_accessor :date_returned_jquery

  STATUS = ['Destroyed', 'Donated', 'Loaned on', 'Lost', 'Retained', 'Returned'].freeze

  belongs_to :loan, inverse_of: :loan_items
  belongs_to :loan_item_object, polymorphic: true

  validates_presence_of :loan_item_object

  validates :loan, presence: true
  validates_uniqueness_of :loan, scope: [:loan_item_object_type, :loan_item_object_id]

  validate :total_provided_only_when_otu
  validate :loan_object_is_loanable

  validates_inclusion_of :disposition, in: STATUS, if: -> {!disposition.blank?}

  def global_entity
    self.loan_item_object.to_global_id if self.loan_item_object.present?
  end

  def global_entity=(entity)
    self.loan_item_object = GlobalID::Locator.locate entity
  end

  def date_returned_jquery=(date)
    self.date_returned = date.gsub(/(\d+)\/(\d+)\/(\d+)/, '\2/\1/\3')
  end

  def date_returned_jquery
    self.date_returned
  end

  def returned?
    !date_returned.blank?
  end

  # @return [Integer, nil]
  #   the total items this loan line item represent
  # TODO: this does not factor in nested items in a container
  def total_items
    case loan_item_object_type
      when 'Otu'
        total ? total : nil
      when 'Container'
        loan_item_object.container_items.try(:count)
      when 'CollectionObject'
        loan_item_object.total.to_i
      else
        nil
    end
  end

  # @return [Array]
  #   all objects that can have a taxon determination applied to them for htis loan item
  def determinable_objects
    # this loan item which may be a container, an OTU, or a collection object
    case loan_item_object_type
    when /contain/i # if this item is a container, dig into the container for the collection objects themselves
      loan_item_object.collection_objects
    when /object/i # if this item is a collection object, just add the object
      [loan_item_object]
    when /otu/i # not strictly needed, but helps keep track of what the loan_item is.
      [] # can't use an OTU as a determination object.
    end
  end

  # @params :ids -> an ID of a loan_item
  def self.batch_determine_loan_items(ids: [], params: {})
    return false if ids.empty?
    # these objects will be created/persisted to be used for each of the loan items identified by the input ids
    td = TaxonDetermination.new(params) # build a td from the input data

    begin
      LoanItem.transaction do
        item_list = [] # Array of objects that can have a taxon determination
        LoanItem.where(id: ids).each do |li|
          item_list.push li.determinable_objects
        end

        item_list.flatten!

        first = item_list.pop
        td.biological_collection_object = first
        td.save! # create and save the first one so we can dup it in the next step

        item_list.each do |item|
          n = td.dup
          n.determiners << td.determiners
          n.biological_collection_object = item
          n.save
          n.move_to_top
        end
      end
    rescue ActiveRecord::RecordInvalid
      return false
    end
    true
  end

  # TODO: param handling is currently all kinds of "meh"
  def self.batch_create(params)
    case params[:batch_type]
    when 'tags'
      batch_create_from_tags(params[:keyword_id], params[:klass], params[:loan_id])
    when 'pinboard'
      batch_create_from_pinboard(params[:loan_id], params[:project_id], params[:user_id], params[:klass])
    end
  end

  def self.batch_create_from_tags(keyword_id, klass, loan_id)
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:tags).where(tags: {keyword_id: keyword_id}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          Tag.where(keyword_id: keyword_id).where(tag_object_type: ['Container', 'Otu', 'CollectionObject']).distinct.all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.tag_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end


  def self.batch_create_from_pinboard(loan_id, project_id, user_id, klass)
    return false if loan_id.blank? || project_id.blank? || user_id.blank?
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:pinboard_items).where(pinboard_items: {user_id: user_id, project_id: project_id, pinned_object_type: klass}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          PinboardItem.where(project_id: project_id, user_id: user_id, pinned_object_type: ['Container', 'Otu', 'CollectionObject']).all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.pinned_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end

  protected

  def total_provided_only_when_otu
    errors.add(:total, 'only providable when item is an OTU.') if total && loan_item_object_type != 'Otu'
  end

  def loan_object_is_loanable
    if  loan_item_object && !loan_item_object.respond_to?(:is_loanable?)
      errors.add(:loan_item_object, 'is not loable')
    end
  end

end

#loan_object_id ⇒ Integer

Polymorphic, the id of the Container, CollectionObject or Otu

Returns:

  • (Integer) 


38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
 
# File 'app/models/loan_item.rb', line 38

class LoanItem < ApplicationRecord
  acts_as_list scope: :loan

  include Housekeeping
  include Shared::DataAttributes
  include Shared::Notes
  include Shared::Tags
  include Shared::IsData

  attr_accessor :date_returned_jquery

  STATUS = ['Destroyed', 'Donated', 'Loaned on', 'Lost', 'Retained', 'Returned'].freeze

  belongs_to :loan, inverse_of: :loan_items
  belongs_to :loan_item_object, polymorphic: true

  validates_presence_of :loan_item_object

  validates :loan, presence: true
  validates_uniqueness_of :loan, scope: [:loan_item_object_type, :loan_item_object_id]

  validate :total_provided_only_when_otu
  validate :loan_object_is_loanable

  validates_inclusion_of :disposition, in: STATUS, if: -> {!disposition.blank?}

  def global_entity
    self.loan_item_object.to_global_id if self.loan_item_object.present?
  end

  def global_entity=(entity)
    self.loan_item_object = GlobalID::Locator.locate entity
  end

  def date_returned_jquery=(date)
    self.date_returned = date.gsub(/(\d+)\/(\d+)\/(\d+)/, '\2/\1/\3')
  end

  def date_returned_jquery
    self.date_returned
  end

  def returned?
    !date_returned.blank?
  end

  # @return [Integer, nil]
  #   the total items this loan line item represent
  # TODO: this does not factor in nested items in a container
  def total_items
    case loan_item_object_type
      when 'Otu'
        total ? total : nil
      when 'Container'
        loan_item_object.container_items.try(:count)
      when 'CollectionObject'
        loan_item_object.total.to_i
      else
        nil
    end
  end

  # @return [Array]
  #   all objects that can have a taxon determination applied to them for htis loan item
  def determinable_objects
    # this loan item which may be a container, an OTU, or a collection object
    case loan_item_object_type
    when /contain/i # if this item is a container, dig into the container for the collection objects themselves
      loan_item_object.collection_objects
    when /object/i # if this item is a collection object, just add the object
      [loan_item_object]
    when /otu/i # not strictly needed, but helps keep track of what the loan_item is.
      [] # can't use an OTU as a determination object.
    end
  end

  # @params :ids -> an ID of a loan_item
  def self.batch_determine_loan_items(ids: [], params: {})
    return false if ids.empty?
    # these objects will be created/persisted to be used for each of the loan items identified by the input ids
    td = TaxonDetermination.new(params) # build a td from the input data

    begin
      LoanItem.transaction do
        item_list = [] # Array of objects that can have a taxon determination
        LoanItem.where(id: ids).each do |li|
          item_list.push li.determinable_objects
        end

        item_list.flatten!

        first = item_list.pop
        td.biological_collection_object = first
        td.save! # create and save the first one so we can dup it in the next step

        item_list.each do |item|
          n = td.dup
          n.determiners << td.determiners
          n.biological_collection_object = item
          n.save
          n.move_to_top
        end
      end
    rescue ActiveRecord::RecordInvalid
      return false
    end
    true
  end

  # TODO: param handling is currently all kinds of "meh"
  def self.batch_create(params)
    case params[:batch_type]
    when 'tags'
      batch_create_from_tags(params[:keyword_id], params[:klass], params[:loan_id])
    when 'pinboard'
      batch_create_from_pinboard(params[:loan_id], params[:project_id], params[:user_id], params[:klass])
    end
  end

  def self.batch_create_from_tags(keyword_id, klass, loan_id)
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:tags).where(tags: {keyword_id: keyword_id}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          Tag.where(keyword_id: keyword_id).where(tag_object_type: ['Container', 'Otu', 'CollectionObject']).distinct.all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.tag_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end


  def self.batch_create_from_pinboard(loan_id, project_id, user_id, klass)
    return false if loan_id.blank? || project_id.blank? || user_id.blank?
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:pinboard_items).where(pinboard_items: {user_id: user_id, project_id: project_id, pinned_object_type: klass}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          PinboardItem.where(project_id: project_id, user_id: user_id, pinned_object_type: ['Container', 'Otu', 'CollectionObject']).all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.pinned_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end

  protected

  def total_provided_only_when_otu
    errors.add(:total, 'only providable when item is an OTU.') if total && loan_item_object_type != 'Otu'
  end

  def loan_object_is_loanable
    if  loan_item_object && !loan_item_object.respond_to?(:is_loanable?)
      errors.add(:loan_item_object, 'is not loable')
    end
  end

end

#loan_object_type ⇒ String

Polymorphic- one of Container, CollectionObject, or Otu

Returns:

  • (String) 


38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
 
# File 'app/models/loan_item.rb', line 38

class LoanItem < ApplicationRecord
  acts_as_list scope: :loan

  include Housekeeping
  include Shared::DataAttributes
  include Shared::Notes
  include Shared::Tags
  include Shared::IsData

  attr_accessor :date_returned_jquery

  STATUS = ['Destroyed', 'Donated', 'Loaned on', 'Lost', 'Retained', 'Returned'].freeze

  belongs_to :loan, inverse_of: :loan_items
  belongs_to :loan_item_object, polymorphic: true

  validates_presence_of :loan_item_object

  validates :loan, presence: true
  validates_uniqueness_of :loan, scope: [:loan_item_object_type, :loan_item_object_id]

  validate :total_provided_only_when_otu
  validate :loan_object_is_loanable

  validates_inclusion_of :disposition, in: STATUS, if: -> {!disposition.blank?}

  def global_entity
    self.loan_item_object.to_global_id if self.loan_item_object.present?
  end

  def global_entity=(entity)
    self.loan_item_object = GlobalID::Locator.locate entity
  end

  def date_returned_jquery=(date)
    self.date_returned = date.gsub(/(\d+)\/(\d+)\/(\d+)/, '\2/\1/\3')
  end

  def date_returned_jquery
    self.date_returned
  end

  def returned?
    !date_returned.blank?
  end

  # @return [Integer, nil]
  #   the total items this loan line item represent
  # TODO: this does not factor in nested items in a container
  def total_items
    case loan_item_object_type
      when 'Otu'
        total ? total : nil
      when 'Container'
        loan_item_object.container_items.try(:count)
      when 'CollectionObject'
        loan_item_object.total.to_i
      else
        nil
    end
  end

  # @return [Array]
  #   all objects that can have a taxon determination applied to them for htis loan item
  def determinable_objects
    # this loan item which may be a container, an OTU, or a collection object
    case loan_item_object_type
    when /contain/i # if this item is a container, dig into the container for the collection objects themselves
      loan_item_object.collection_objects
    when /object/i # if this item is a collection object, just add the object
      [loan_item_object]
    when /otu/i # not strictly needed, but helps keep track of what the loan_item is.
      [] # can't use an OTU as a determination object.
    end
  end

  # @params :ids -> an ID of a loan_item
  def self.batch_determine_loan_items(ids: [], params: {})
    return false if ids.empty?
    # these objects will be created/persisted to be used for each of the loan items identified by the input ids
    td = TaxonDetermination.new(params) # build a td from the input data

    begin
      LoanItem.transaction do
        item_list = [] # Array of objects that can have a taxon determination
        LoanItem.where(id: ids).each do |li|
          item_list.push li.determinable_objects
        end

        item_list.flatten!

        first = item_list.pop
        td.biological_collection_object = first
        td.save! # create and save the first one so we can dup it in the next step

        item_list.each do |item|
          n = td.dup
          n.determiners << td.determiners
          n.biological_collection_object = item
          n.save
          n.move_to_top
        end
      end
    rescue ActiveRecord::RecordInvalid
      return false
    end
    true
  end

  # TODO: param handling is currently all kinds of "meh"
  def self.batch_create(params)
    case params[:batch_type]
    when 'tags'
      batch_create_from_tags(params[:keyword_id], params[:klass], params[:loan_id])
    when 'pinboard'
      batch_create_from_pinboard(params[:loan_id], params[:project_id], params[:user_id], params[:klass])
    end
  end

  def self.batch_create_from_tags(keyword_id, klass, loan_id)
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:tags).where(tags: {keyword_id: keyword_id}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          Tag.where(keyword_id: keyword_id).where(tag_object_type: ['Container', 'Otu', 'CollectionObject']).distinct.all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.tag_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end


  def self.batch_create_from_pinboard(loan_id, project_id, user_id, klass)
    return false if loan_id.blank? || project_id.blank? || user_id.blank?
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:pinboard_items).where(pinboard_items: {user_id: user_id, project_id: project_id, pinned_object_type: klass}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          PinboardItem.where(project_id: project_id, user_id: user_id, pinned_object_type: ['Container', 'Otu', 'CollectionObject']).all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.pinned_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end

  protected

  def total_provided_only_when_otu
    errors.add(:total, 'only providable when item is an OTU.') if total && loan_item_object_type != 'Otu'
  end

  def loan_object_is_loanable
    if  loan_item_object && !loan_item_object.respond_to?(:is_loanable?)
      errors.add(:loan_item_object, 'is not loable')
    end
  end

end

#position ⇒ Integer

Returns Sorts the items in relation to the loan.

Returns:

  • (Integer) —

    Sorts the items in relation to the loan.



38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
 
# File 'app/models/loan_item.rb', line 38

class LoanItem < ApplicationRecord
  acts_as_list scope: :loan

  include Housekeeping
  include Shared::DataAttributes
  include Shared::Notes
  include Shared::Tags
  include Shared::IsData

  attr_accessor :date_returned_jquery

  STATUS = ['Destroyed', 'Donated', 'Loaned on', 'Lost', 'Retained', 'Returned'].freeze

  belongs_to :loan, inverse_of: :loan_items
  belongs_to :loan_item_object, polymorphic: true

  validates_presence_of :loan_item_object

  validates :loan, presence: true
  validates_uniqueness_of :loan, scope: [:loan_item_object_type, :loan_item_object_id]

  validate :total_provided_only_when_otu
  validate :loan_object_is_loanable

  validates_inclusion_of :disposition, in: STATUS, if: -> {!disposition.blank?}

  def global_entity
    self.loan_item_object.to_global_id if self.loan_item_object.present?
  end

  def global_entity=(entity)
    self.loan_item_object = GlobalID::Locator.locate entity
  end

  def date_returned_jquery=(date)
    self.date_returned = date.gsub(/(\d+)\/(\d+)\/(\d+)/, '\2/\1/\3')
  end

  def date_returned_jquery
    self.date_returned
  end

  def returned?
    !date_returned.blank?
  end

  # @return [Integer, nil]
  #   the total items this loan line item represent
  # TODO: this does not factor in nested items in a container
  def total_items
    case loan_item_object_type
      when 'Otu'
        total ? total : nil
      when 'Container'
        loan_item_object.container_items.try(:count)
      when 'CollectionObject'
        loan_item_object.total.to_i
      else
        nil
    end
  end

  # @return [Array]
  #   all objects that can have a taxon determination applied to them for htis loan item
  def determinable_objects
    # this loan item which may be a container, an OTU, or a collection object
    case loan_item_object_type
    when /contain/i # if this item is a container, dig into the container for the collection objects themselves
      loan_item_object.collection_objects
    when /object/i # if this item is a collection object, just add the object
      [loan_item_object]
    when /otu/i # not strictly needed, but helps keep track of what the loan_item is.
      [] # can't use an OTU as a determination object.
    end
  end

  # @params :ids -> an ID of a loan_item
  def self.batch_determine_loan_items(ids: [], params: {})
    return false if ids.empty?
    # these objects will be created/persisted to be used for each of the loan items identified by the input ids
    td = TaxonDetermination.new(params) # build a td from the input data

    begin
      LoanItem.transaction do
        item_list = [] # Array of objects that can have a taxon determination
        LoanItem.where(id: ids).each do |li|
          item_list.push li.determinable_objects
        end

        item_list.flatten!

        first = item_list.pop
        td.biological_collection_object = first
        td.save! # create and save the first one so we can dup it in the next step

        item_list.each do |item|
          n = td.dup
          n.determiners << td.determiners
          n.biological_collection_object = item
          n.save
          n.move_to_top
        end
      end
    rescue ActiveRecord::RecordInvalid
      return false
    end
    true
  end

  # TODO: param handling is currently all kinds of "meh"
  def self.batch_create(params)
    case params[:batch_type]
    when 'tags'
      batch_create_from_tags(params[:keyword_id], params[:klass], params[:loan_id])
    when 'pinboard'
      batch_create_from_pinboard(params[:loan_id], params[:project_id], params[:user_id], params[:klass])
    end
  end

  def self.batch_create_from_tags(keyword_id, klass, loan_id)
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:tags).where(tags: {keyword_id: keyword_id}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          Tag.where(keyword_id: keyword_id).where(tag_object_type: ['Container', 'Otu', 'CollectionObject']).distinct.all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.tag_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end


  def self.batch_create_from_pinboard(loan_id, project_id, user_id, klass)
    return false if loan_id.blank? || project_id.blank? || user_id.blank?
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:pinboard_items).where(pinboard_items: {user_id: user_id, project_id: project_id, pinned_object_type: klass}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          PinboardItem.where(project_id: project_id, user_id: user_id, pinned_object_type: ['Container', 'Otu', 'CollectionObject']).all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.pinned_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end

  protected

  def total_provided_only_when_otu
    errors.add(:total, 'only providable when item is an OTU.') if total && loan_item_object_type != 'Otu'
  end

  def loan_object_is_loanable
    if  loan_item_object && !loan_item_object.respond_to?(:is_loanable?)
      errors.add(:loan_item_object, 'is not loable')
    end
  end

end

#project_id ⇒ Integer

the project ID

Returns:

  • (Integer) 


38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
 
# File 'app/models/loan_item.rb', line 38

class LoanItem < ApplicationRecord
  acts_as_list scope: :loan

  include Housekeeping
  include Shared::DataAttributes
  include Shared::Notes
  include Shared::Tags
  include Shared::IsData

  attr_accessor :date_returned_jquery

  STATUS = ['Destroyed', 'Donated', 'Loaned on', 'Lost', 'Retained', 'Returned'].freeze

  belongs_to :loan, inverse_of: :loan_items
  belongs_to :loan_item_object, polymorphic: true

  validates_presence_of :loan_item_object

  validates :loan, presence: true
  validates_uniqueness_of :loan, scope: [:loan_item_object_type, :loan_item_object_id]

  validate :total_provided_only_when_otu
  validate :loan_object_is_loanable

  validates_inclusion_of :disposition, in: STATUS, if: -> {!disposition.blank?}

  def global_entity
    self.loan_item_object.to_global_id if self.loan_item_object.present?
  end

  def global_entity=(entity)
    self.loan_item_object = GlobalID::Locator.locate entity
  end

  def date_returned_jquery=(date)
    self.date_returned = date.gsub(/(\d+)\/(\d+)\/(\d+)/, '\2/\1/\3')
  end

  def date_returned_jquery
    self.date_returned
  end

  def returned?
    !date_returned.blank?
  end

  # @return [Integer, nil]
  #   the total items this loan line item represent
  # TODO: this does not factor in nested items in a container
  def total_items
    case loan_item_object_type
      when 'Otu'
        total ? total : nil
      when 'Container'
        loan_item_object.container_items.try(:count)
      when 'CollectionObject'
        loan_item_object.total.to_i
      else
        nil
    end
  end

  # @return [Array]
  #   all objects that can have a taxon determination applied to them for htis loan item
  def determinable_objects
    # this loan item which may be a container, an OTU, or a collection object
    case loan_item_object_type
    when /contain/i # if this item is a container, dig into the container for the collection objects themselves
      loan_item_object.collection_objects
    when /object/i # if this item is a collection object, just add the object
      [loan_item_object]
    when /otu/i # not strictly needed, but helps keep track of what the loan_item is.
      [] # can't use an OTU as a determination object.
    end
  end

  # @params :ids -> an ID of a loan_item
  def self.batch_determine_loan_items(ids: [], params: {})
    return false if ids.empty?
    # these objects will be created/persisted to be used for each of the loan items identified by the input ids
    td = TaxonDetermination.new(params) # build a td from the input data

    begin
      LoanItem.transaction do
        item_list = [] # Array of objects that can have a taxon determination
        LoanItem.where(id: ids).each do |li|
          item_list.push li.determinable_objects
        end

        item_list.flatten!

        first = item_list.pop
        td.biological_collection_object = first
        td.save! # create and save the first one so we can dup it in the next step

        item_list.each do |item|
          n = td.dup
          n.determiners << td.determiners
          n.biological_collection_object = item
          n.save
          n.move_to_top
        end
      end
    rescue ActiveRecord::RecordInvalid
      return false
    end
    true
  end

  # TODO: param handling is currently all kinds of "meh"
  def self.batch_create(params)
    case params[:batch_type]
    when 'tags'
      batch_create_from_tags(params[:keyword_id], params[:klass], params[:loan_id])
    when 'pinboard'
      batch_create_from_pinboard(params[:loan_id], params[:project_id], params[:user_id], params[:klass])
    end
  end

  def self.batch_create_from_tags(keyword_id, klass, loan_id)
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:tags).where(tags: {keyword_id: keyword_id}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          Tag.where(keyword_id: keyword_id).where(tag_object_type: ['Container', 'Otu', 'CollectionObject']).distinct.all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.tag_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end


  def self.batch_create_from_pinboard(loan_id, project_id, user_id, klass)
    return false if loan_id.blank? || project_id.blank? || user_id.blank?
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:pinboard_items).where(pinboard_items: {user_id: user_id, project_id: project_id, pinned_object_type: klass}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          PinboardItem.where(project_id: project_id, user_id: user_id, pinned_object_type: ['Container', 'Otu', 'CollectionObject']).all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.pinned_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end

  protected

  def total_provided_only_when_otu
    errors.add(:total, 'only providable when item is an OTU.') if total && loan_item_object_type != 'Otu'
  end

  def loan_object_is_loanable
    if  loan_item_object && !loan_item_object.respond_to?(:is_loanable?)
      errors.add(:loan_item_object, 'is not loable')
    end
  end

end

#total ⇒ Integer

Returns when type is OTU an arbitrary total can be provided.

Returns:

  • (Integer) —

    when type is OTU an arbitrary total can be provided



38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
 
# File 'app/models/loan_item.rb', line 38

class LoanItem < ApplicationRecord
  acts_as_list scope: :loan

  include Housekeeping
  include Shared::DataAttributes
  include Shared::Notes
  include Shared::Tags
  include Shared::IsData

  attr_accessor :date_returned_jquery

  STATUS = ['Destroyed', 'Donated', 'Loaned on', 'Lost', 'Retained', 'Returned'].freeze

  belongs_to :loan, inverse_of: :loan_items
  belongs_to :loan_item_object, polymorphic: true

  validates_presence_of :loan_item_object

  validates :loan, presence: true
  validates_uniqueness_of :loan, scope: [:loan_item_object_type, :loan_item_object_id]

  validate :total_provided_only_when_otu
  validate :loan_object_is_loanable

  validates_inclusion_of :disposition, in: STATUS, if: -> {!disposition.blank?}

  def global_entity
    self.loan_item_object.to_global_id if self.loan_item_object.present?
  end

  def global_entity=(entity)
    self.loan_item_object = GlobalID::Locator.locate entity
  end

  def date_returned_jquery=(date)
    self.date_returned = date.gsub(/(\d+)\/(\d+)\/(\d+)/, '\2/\1/\3')
  end

  def date_returned_jquery
    self.date_returned
  end

  def returned?
    !date_returned.blank?
  end

  # @return [Integer, nil]
  #   the total items this loan line item represent
  # TODO: this does not factor in nested items in a container
  def total_items
    case loan_item_object_type
      when 'Otu'
        total ? total : nil
      when 'Container'
        loan_item_object.container_items.try(:count)
      when 'CollectionObject'
        loan_item_object.total.to_i
      else
        nil
    end
  end

  # @return [Array]
  #   all objects that can have a taxon determination applied to them for htis loan item
  def determinable_objects
    # this loan item which may be a container, an OTU, or a collection object
    case loan_item_object_type
    when /contain/i # if this item is a container, dig into the container for the collection objects themselves
      loan_item_object.collection_objects
    when /object/i # if this item is a collection object, just add the object
      [loan_item_object]
    when /otu/i # not strictly needed, but helps keep track of what the loan_item is.
      [] # can't use an OTU as a determination object.
    end
  end

  # @params :ids -> an ID of a loan_item
  def self.batch_determine_loan_items(ids: [], params: {})
    return false if ids.empty?
    # these objects will be created/persisted to be used for each of the loan items identified by the input ids
    td = TaxonDetermination.new(params) # build a td from the input data

    begin
      LoanItem.transaction do
        item_list = [] # Array of objects that can have a taxon determination
        LoanItem.where(id: ids).each do |li|
          item_list.push li.determinable_objects
        end

        item_list.flatten!

        first = item_list.pop
        td.biological_collection_object = first
        td.save! # create and save the first one so we can dup it in the next step

        item_list.each do |item|
          n = td.dup
          n.determiners << td.determiners
          n.biological_collection_object = item
          n.save
          n.move_to_top
        end
      end
    rescue ActiveRecord::RecordInvalid
      return false
    end
    true
  end

  # TODO: param handling is currently all kinds of "meh"
  def self.batch_create(params)
    case params[:batch_type]
    when 'tags'
      batch_create_from_tags(params[:keyword_id], params[:klass], params[:loan_id])
    when 'pinboard'
      batch_create_from_pinboard(params[:loan_id], params[:project_id], params[:user_id], params[:klass])
    end
  end

  def self.batch_create_from_tags(keyword_id, klass, loan_id)
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:tags).where(tags: {keyword_id: keyword_id}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          Tag.where(keyword_id: keyword_id).where(tag_object_type: ['Container', 'Otu', 'CollectionObject']).distinct.all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.tag_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end


  def self.batch_create_from_pinboard(loan_id, project_id, user_id, klass)
    return false if loan_id.blank? || project_id.blank? || user_id.blank?
    created = []
    LoanItem.transaction do
      begin
        if klass
          klass.constantize.joins(:pinboard_items).where(pinboard_items: {user_id: user_id, project_id: project_id, pinned_object_type: klass}).each do |o|
            created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
          end
        else
          PinboardItem.where(project_id: project_id, user_id: user_id, pinned_object_type: ['Container', 'Otu', 'CollectionObject']).all.each do |o|
            created.push LoanItem.create!(loan_item_object: o.pinned_object, loan_id: loan_id)
          end
        end
      rescue ActiveRecord::RecordInvalid
        return false
      end
    end
    return created
  end

  protected

  def total_provided_only_when_otu
    errors.add(:total, 'only providable when item is an OTU.') if total && loan_item_object_type != 'Otu'
  end

  def loan_object_is_loanable
    if  loan_item_object && !loan_item_object.respond_to?(:is_loanable?)
      errors.add(:loan_item_object, 'is not loable')
    end
  end

end

Class Method Details

.batch_create(params) ⇒ Object

TODO: param handling is currently all kinds of “meh”



148
149
150
151
152
153
154
155
 
# File 'app/models/loan_item.rb', line 148

def self.batch_create(params)
  case params[:batch_type]
  when 'tags'
    batch_create_from_tags(params[:keyword_id], params[:klass], params[:loan_id])
  when 'pinboard'
    batch_create_from_pinboard(params[:loan_id], params[:project_id], params[:user_id], params[:klass])
  end
end

.batch_create_from_pinboard(loan_id, project_id, user_id, klass) ⇒ Object 



178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
 
# File 'app/models/loan_item.rb', line 178

def self.batch_create_from_pinboard(loan_id, project_id, user_id, klass)
  return false if loan_id.blank? || project_id.blank? || user_id.blank?
  created = []
  LoanItem.transaction do
    begin
      if klass
        klass.constantize.joins(:pinboard_items).where(pinboard_items: {user_id: user_id, project_id: project_id, pinned_object_type: klass}).each do |o|
          created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
        end
      else
        PinboardItem.where(project_id: project_id, user_id: user_id, pinned_object_type: ['Container', 'Otu', 'CollectionObject']).all.each do |o|
          created.push LoanItem.create!(loan_item_object: o.pinned_object, loan_id: loan_id)
        end
      end
    rescue ActiveRecord::RecordInvalid
      return false
    end
  end
  return created
end

.batch_create_from_tags(keyword_id, klass, loan_id) ⇒ Object 



157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
 
# File 'app/models/loan_item.rb', line 157

def self.batch_create_from_tags(keyword_id, klass, loan_id)
  created = []
  LoanItem.transaction do
    begin
      if klass
        klass.constantize.joins(:tags).where(tags: {keyword_id: keyword_id}).each do |o|
          created.push LoanItem.create!(loan_item_object: o, loan_id: loan_id)
        end
      else
        Tag.where(keyword_id: keyword_id).where(tag_object_type: ['Container', 'Otu', 'CollectionObject']).distinct.all.each do |o|
          created.push LoanItem.create!(loan_item_object: o.tag_object, loan_id: loan_id)
        end
      end
    rescue ActiveRecord::RecordInvalid
      return false
    end
  end
  return created
end

.batch_determine_loan_items(ids: [], params: {}) ⇒ Object 



115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
 
# File 'app/models/loan_item.rb', line 115

def self.batch_determine_loan_items(ids: [], params: {})
  return false if ids.empty?
  # these objects will be created/persisted to be used for each of the loan items identified by the input ids
  td = TaxonDetermination.new(params) # build a td from the input data

  begin
    LoanItem.transaction do
      item_list = [] # Array of objects that can have a taxon determination
      LoanItem.where(id: ids).each do |li|
        item_list.push li.determinable_objects
      end

      item_list.flatten!

      first = item_list.pop
      td.biological_collection_object = first
      td.save! # create and save the first one so we can dup it in the next step

      item_list.each do |item|
        n = td.dup
        n.determiners << td.determiners
        n.biological_collection_object = item
        n.save
        n.move_to_top
      end
    end
  rescue ActiveRecord::RecordInvalid
    return false
  end
  true
end

Instance Method Details

#determinable_objects ⇒ Array

Returns all objects that can have a taxon determination applied to them for htis loan item.

Returns:

  • (Array) —

    all objects that can have a taxon determination applied to them for htis loan item



102
103
104
105
106
107
108
109
110
111
112
 
# File 'app/models/loan_item.rb', line 102

def determinable_objects
  # this loan item which may be a container, an OTU, or a collection object
  case loan_item_object_type
  when /contain/i # if this item is a container, dig into the container for the collection objects themselves
    loan_item_object.collection_objects
  when /object/i # if this item is a collection object, just add the object
    [loan_item_object]
  when /otu/i # not strictly needed, but helps keep track of what the loan_item is.
    [] # can't use an OTU as a determination object.
  end
end

#global_entity ⇒ Object 



64
65
66
 
# File 'app/models/loan_item.rb', line 64

def global_entity
  self.loan_item_object.to_global_id if self.loan_item_object.present?
end

#global_entity=(entity) ⇒ Object 



68
69
70
 
# File 'app/models/loan_item.rb', line 68

def global_entity=(entity)
  self.loan_item_object = GlobalID::Locator.locate entity
end

#loan_object_is_loanable ⇒ Object (protected) 



205
206
207
208
209
 
# File 'app/models/loan_item.rb', line 205

def loan_object_is_loanable
  if  loan_item_object && !loan_item_object.respond_to?(:is_loanable?)
    errors.add(:loan_item_object, 'is not loable')
  end
end

#returned? ⇒ Boolean

Returns:

  • (Boolean) 


80
81
82
 
# File 'app/models/loan_item.rb', line 80

def returned?
  !date_returned.blank?
end

#total_items ⇒ Integer?

TODO: this does not factor in nested items in a container

Returns:

  • (Integer, nil) —

    the total items this loan line item represent



87
88
89
90
91
92
93
94
95
96
97
98
 
# File 'app/models/loan_item.rb', line 87

def total_items
  case loan_item_object_type
    when 'Otu'
      total ? total : nil
    when 'Container'
      loan_item_object.container_items.try(:count)
    when 'CollectionObject'
      loan_item_object.total.to_i
    else
      nil
  end
end

#total_provided_only_when_otu ⇒ Object (protected) 



201
202
203
 
# File 'app/models/loan_item.rb', line 201

def total_provided_only_when_otu
  errors.add(:total, 'only providable when item is an OTU.') if total && loan_item_object_type != 'Otu'
end