Class: JSONAPI::Request

Inherits:
Object
  • Object
show all
Defined in:
lib/jsonapi/request.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(params = nil, options = {}) ⇒ Request

Returns a new instance of Request.



10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
 
# File 'lib/jsonapi/request.rb', line 10

def initialize(params = nil, options = {})
  @params = params
  @context = options[:context]
  @key_formatter = options.fetch(:key_formatter, JSONAPI.configuration.key_formatter)
  @errors = []
  @warnings = []
  @operations = []
  @fields = {}
  @filters = {}
  @sort_criteria = [{ field: 'id', direction: :asc }]
  @source_klass = nil
  @source_id = nil
  @include_directives = nil
  @paginator = nil
  @id = nil
  @server_error_callbacks = []

  setup_action(@params)
end

Instance Attribute Details

#context ⇒ Object

Returns the value of attribute context.



6
7
8
 
# File 'lib/jsonapi/request.rb', line 6

def context
  @context
end

#errors ⇒ Object

Returns the value of attribute errors.



6
7
8
 
# File 'lib/jsonapi/request.rb', line 6

def errors
  @errors
end

#fields ⇒ Object

Returns the value of attribute fields.



6
7
8
 
# File 'lib/jsonapi/request.rb', line 6

def fields
  @fields
end

#filters ⇒ Object

Returns the value of attribute filters.



6
7
8
 
# File 'lib/jsonapi/request.rb', line 6

def filters
  @filters
end

#include ⇒ Object

Returns the value of attribute include.



6
7
8
 
# File 'lib/jsonapi/request.rb', line 6

def include
  @include
end

#include_directives ⇒ Object

Returns the value of attribute include_directives.



6
7
8
 
# File 'lib/jsonapi/request.rb', line 6

def include_directives
  @include_directives
end

#operations ⇒ Object

Returns the value of attribute operations.



6
7
8
 
# File 'lib/jsonapi/request.rb', line 6

def operations
  @operations
end

#paginator ⇒ Object

Returns the value of attribute paginator.



6
7
8
 
# File 'lib/jsonapi/request.rb', line 6

def paginator
  @paginator
end

#params ⇒ Object

Returns the value of attribute params.



6
7
8
 
# File 'lib/jsonapi/request.rb', line 6

def params
  @params
end

#resource_klass ⇒ Object

Returns the value of attribute resource_klass.



6
7
8
 
# File 'lib/jsonapi/request.rb', line 6

def resource_klass
  @resource_klass
end

#server_error_callbacks ⇒ Object

Returns the value of attribute server_error_callbacks.



6
7
8
 
# File 'lib/jsonapi/request.rb', line 6

def server_error_callbacks
  @server_error_callbacks
end

#sort_criteria ⇒ Object

Returns the value of attribute sort_criteria.



6
7
8
 
# File 'lib/jsonapi/request.rb', line 6

def sort_criteria
  @sort_criteria
end

#source_id ⇒ Object

Returns the value of attribute source_id.



6
7
8
 
# File 'lib/jsonapi/request.rb', line 6

def source_id
  @source_id
end

#source_klass ⇒ Object

Returns the value of attribute source_klass.



6
7
8
 
# File 'lib/jsonapi/request.rb', line 6

def source_klass
  @source_klass
end

#warnings ⇒ Object

Returns the value of attribute warnings.



6
7
8
 
# File 'lib/jsonapi/request.rb', line 6

def warnings
  @warnings
end

Instance Method Details

#add_find_operation ⇒ Object 



293
294
295
296
297
298
299
300
301
302
 
# File 'lib/jsonapi/request.rb', line 293

def add_find_operation
  @operations.push JSONAPI::FindOperation.new(
    @resource_klass,
    context: @context,
    filters: @filters,
    include_directives: @include_directives,
    sort_criteria: @sort_criteria,
    paginator: @paginator
  )
end

#add_show_operation ⇒ Object 



304
305
306
307
308
309
310
311
 
# File 'lib/jsonapi/request.rb', line 304

def add_show_operation
  @operations.push JSONAPI::ShowOperation.new(
    @resource_klass,
    context: @context,
    id: @id,
    include_directives: @include_directives
  )
end

#add_show_related_resource_operation(relationship_type) ⇒ Object 



322
323
324
325
326
327
328
329
330
 
# File 'lib/jsonapi/request.rb', line 322

def add_show_related_resource_operation(relationship_type)
  @operations.push JSONAPI::ShowRelatedResourceOperation.new(
    @resource_klass,
    context: @context,
    relationship_type: relationship_type,
    source_klass: @source_klass,
    source_id: @source_id
  )
end

#add_show_related_resources_operation(relationship_type) ⇒ Object 



332
333
334
335
336
337
338
339
340
341
342
343
 
# File 'lib/jsonapi/request.rb', line 332

def add_show_related_resources_operation(relationship_type)
  @operations.push JSONAPI::ShowRelatedResourcesOperation.new(
    @resource_klass,
    context: @context,
    relationship_type: relationship_type,
    source_klass: @source_klass,
    source_id: @source_id,
    filters: @source_klass.verify_filters(@filters, @context),
    sort_criteria: @sort_criteria,
    paginator: @paginator
  )
end

#add_show_relationship_operation(relationship_type, parent_key) ⇒ Object 



313
314
315
316
317
318
319
320
 
# File 'lib/jsonapi/request.rb', line 313

def add_show_relationship_operation(relationship_type, parent_key)
  @operations.push JSONAPI::ShowRelationshipOperation.new(
    @resource_klass,
    context: @context,
    relationship_type: relationship_type,
    parent_key: @resource_klass.verify_key(parent_key)
  )
end

#check_include(resource_klass, include_parts) ⇒ Object 



200
201
202
203
204
205
206
207
208
209
210
211
212
 
# File 'lib/jsonapi/request.rb', line 200

def check_include(resource_klass, include_parts)
  relationship_name = unformat_key(include_parts.first)

  relationship = resource_klass._relationship(relationship_name)
  if relationship && format_key(relationship_name) == include_parts.first
    unless include_parts.last.empty?
      check_include(Resource.resource_for(@resource_klass.module_path + relationship.class_name.to_s.underscore), include_parts.last.partition('.'))
    end
  else
    @errors.concat(JSONAPI::Exceptions::InvalidInclude.new(format_key(resource_klass._type),
                                                           include_parts.first).errors)
  end
end

#check_sort_criteria(resource_klass, sort_criteria) ⇒ Object 



283
284
285
286
287
288
289
290
291
 
# File 'lib/jsonapi/request.rb', line 283

def check_sort_criteria(resource_klass, sort_criteria)
  sort_field = sort_criteria[:field]
  sortable_fields = resource_klass.sortable_fields(context)

  unless sortable_fields.include? sort_field.to_sym
    @errors.concat(JSONAPI::Exceptions::InvalidSortCriteria
                     .new(format_key(resource_klass._type), sort_field).errors)
  end
end

#creatable_fields ⇒ Object

TODO: Please remove after ‘createable_fields` is removed :nocov:



347
348
349
350
351
352
353
 
# File 'lib/jsonapi/request.rb', line 347

def creatable_fields
  if @resource_klass.respond_to?(:createable_fields)
    creatable_fields = @resource_klass.createable_fields(@context)
  else
    creatable_fields = @resource_klass.creatable_fields(@context)
  end
end

#format_key(key) ⇒ Object 



692
693
694
 
# File 'lib/jsonapi/request.rb', line 692

def format_key(key)
  @key_formatter.format(key)
end

#initialize_source(params) ⇒ Object 



137
138
139
140
 
# File 'lib/jsonapi/request.rb', line 137

def initialize_source(params)
  @source_klass = Resource.resource_for(params.require(:source))
  @source_id = @source_klass.verify_key(params.require(@source_klass._as_parent_key), @context)
end

#parse_add_operation(data) ⇒ Object

:nocov:



356
357
358
359
360
361
362
363
364
365
366
367
368
369
 
# File 'lib/jsonapi/request.rb', line 356

def parse_add_operation(data)
  Array.wrap(data).each do |params|
    verify_type(params[:type])

    data = parse_params(params, creatable_fields)
    @operations.push JSONAPI::CreateResourceOperation.new(
      @resource_klass,
      context: @context,
      data: data
    )
  end
rescue JSONAPI::Exceptions::Error => e
  @errors.concat(e.errors)
end

#parse_add_relationship_operation(verified_params, relationship, parent_key) ⇒ Object

:nocov:



567
568
569
570
571
572
573
574
575
576
577
 
# File 'lib/jsonapi/request.rb', line 567

def parse_add_relationship_operation(verified_params, relationship, parent_key)
  if relationship.is_a?(JSONAPI::Relationship::ToMany)
    @operations.push JSONAPI::CreateToManyRelationshipOperation.new(
      resource_klass,
      context: @context,
      resource_id: parent_key,
      relationship_type: relationship.name,
      data: verified_params[:to_many].values[0]
    )
  end
end

#parse_fields(fields) ⇒ Object 



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
 
# File 'lib/jsonapi/request.rb', line 149

def parse_fields(fields)
  return if fields.nil?

  extracted_fields = {}

  # Extract the fields for each type from the fields parameters
  if fields.is_a?(ActionController::Parameters)
    fields.each do |field, value|
      resource_fields = value.split(',') unless value.nil? || value.empty?
      extracted_fields[field] = resource_fields
    end
  else
    fail JSONAPI::Exceptions::InvalidFieldFormat.new
  end

  # Validate the fields
  extracted_fields.each do |type, values|
    underscored_type = unformat_key(type)
    extracted_fields[type] = []
    begin
      if type != format_key(type)
        fail JSONAPI::Exceptions::InvalidResource.new(type)
      end
      type_resource = Resource.resource_for(@resource_klass.module_path + underscored_type.to_s)
    rescue NameError
      @errors.concat(JSONAPI::Exceptions::InvalidResource.new(type).errors)
    rescue JSONAPI::Exceptions::InvalidResource => e
      @errors.concat(e.errors)
    end

    if type_resource.nil?
      @errors.concat(JSONAPI::Exceptions::InvalidResource.new(type).errors)
    else
      unless values.nil?
        valid_fields = type_resource.fields.collect { |key| format_key(key) }
        values.each do |field|
          if valid_fields.include?(field)
            extracted_fields[type].push unformat_key(field)
          else
            @errors.concat(JSONAPI::Exceptions::InvalidField.new(type, field).errors)
          end
        end
      else
        @errors.concat(JSONAPI::Exceptions::InvalidField.new(type, 'nil').errors)
      end
    end
  end

  @fields = extracted_fields.deep_transform_keys { |key| unformat_key(key) }
end

#parse_filters(filters) ⇒ Object 



233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
 
# File 'lib/jsonapi/request.rb', line 233

def parse_filters(filters)
  return unless filters

  unless JSONAPI.configuration.allow_filter
    fail JSONAPI::Exceptions::ParametersNotAllowed.new([:filter])
  end

  unless filters.class.method_defined?(:each)
    @errors.concat(JSONAPI::Exceptions::InvalidFiltersSyntax.new(filters).errors)
    return
  end

  filters.each do |key, value|
    filter = unformat_key(key)
    if @resource_klass._allowed_filter?(filter)
      @filters[filter] = value
    else
      @errors.concat(JSONAPI::Exceptions::FilterNotAllowed.new(filter).errors)
    end
  end
end

#parse_include_directives(include) ⇒ Object 



214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
 
# File 'lib/jsonapi/request.rb', line 214

def parse_include_directives(include)
  return if include.nil?

  unless JSONAPI.configuration.allow_include
    fail JSONAPI::Exceptions::ParametersNotAllowed.new([:include])
  end

  included_resources = CSV.parse_line(include)
  return if included_resources.nil?

  include = []
  included_resources.each do |included_resource|
    check_include(@resource_klass, included_resource.partition('.'))
    include.push(unformat_key(included_resource).to_s)
  end

  @include_directives = JSONAPI::IncludeDirectives.new(include)
end

#parse_key_array(raw) ⇒ Object 



688
689
690
 
# File 'lib/jsonapi/request.rb', line 688

def parse_key_array(raw)
  @resource_klass.verify_keys(raw.split(/,/), context)
end

#parse_modify_relationship_action(params, modification_type) ⇒ Object 



116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
 
# File 'lib/jsonapi/request.rb', line 116

def parse_modify_relationship_action(params, modification_type)
  relationship_type = params.require(:relationship)
  parent_key = params.require(@resource_klass._as_parent_key)
  relationship = @resource_klass._relationship(relationship_type)

  # Removals of to-one relationships are done implicitly and require no specification of data
  data_required = !(modification_type == :remove && relationship.is_a?(JSONAPI::Relationship::ToOne))

  if data_required
    data = params.fetch(:data)
    object_params = { relationships: { format_key(relationship.name) => { data: data } } }
    verified_params = parse_params(object_params, updatable_fields)

    parse_arguments = [verified_params, relationship, parent_key]
  else
    parse_arguments = [params, relationship, parent_key]
  end

  send(:"parse_#{modification_type}_relationship_operation", *parse_arguments)
end

#parse_pagination(page) ⇒ Object 



142
143
144
145
146
147
 
# File 'lib/jsonapi/request.rb', line 142

def parse_pagination(page)
  paginator_name = @resource_klass._paginator
  @paginator = JSONAPI::Paginator.paginator_for(paginator_name).new(page) unless paginator_name == :none
rescue JSONAPI::Exceptions::Error => e
  @errors.concat(e.errors)
end

#parse_params(params, allowed_fields) ⇒ Object 



413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
 
# File 'lib/jsonapi/request.rb', line 413

def parse_params(params, allowed_fields)
  verify_permitted_params(params, allowed_fields)

  checked_attributes = {}
  checked_to_one_relationships = {}
  checked_to_many_relationships = {}

  params.each do |key, value|
    case key.to_s
    when 'relationships'
      value.each do |link_key, link_value|
        param = unformat_key(link_key)
        relationship = @resource_klass._relationship(param)

        if relationship.is_a?(JSONAPI::Relationship::ToOne)
          checked_to_one_relationships[param] = parse_to_one_relationship(link_value, relationship)
        elsif relationship.is_a?(JSONAPI::Relationship::ToMany)
          parse_to_many_relationship(link_value, relationship) do |result_val|
            checked_to_many_relationships[param] = result_val
          end
        end
      end
    when 'id'
      checked_attributes['id'] = unformat_value(:id, value)
    when 'attributes'
      value.each do |key, value|
        param = unformat_key(key)
        checked_attributes[param] = unformat_value(param, value)
      end
    end
  end

  return {
    'attributes' => checked_attributes,
    'to_one' => checked_to_one_relationships,
    'to_many' => checked_to_many_relationships
  }.deep_transform_keys { |key| unformat_key(key) }
end

#parse_remove_operation(params) ⇒ Object 



651
652
653
654
655
656
657
658
659
660
661
662
663
 
# File 'lib/jsonapi/request.rb', line 651

def parse_remove_operation(params)
  keys = parse_key_array(params.require(:id))

  keys.each do |key|
    @operations.push JSONAPI::RemoveResourceOperation.new(
      @resource_klass,
      context: @context,
      resource_id: key
    )
  end
rescue JSONAPI::Exceptions::Error => e
  @errors.concat(e.errors)
end

#parse_remove_relationship_operation(params, relationship, parent_key) ⇒ Object 



665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
 
# File 'lib/jsonapi/request.rb', line 665

def parse_remove_relationship_operation(params, relationship, parent_key)
  operation_base_args = [resource_klass].push(
    context: @context,
    resource_id: parent_key,
    relationship_type: relationship.name
  )

  if relationship.is_a?(JSONAPI::Relationship::ToMany)
    keys = params[:to_many].values[0]
    keys.each do |key|
      operation_args = operation_base_args.dup
      operation_args[1] = operation_args[1].merge(associated_key: key)
      @operations.push JSONAPI::RemoveToManyRelationshipOperation.new(
        *operation_args
      )
    end
  else
    @operations.push JSONAPI::RemoveToOneRelationshipOperation.new(
      *operation_base_args
    )
  end
end

#parse_replace_operation(data, keys) ⇒ Object 



635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
 
# File 'lib/jsonapi/request.rb', line 635

def parse_replace_operation(data, keys)
  if data.is_a?(Array)
    fail JSONAPI::Exceptions::CountMismatch if keys.count != data.count

    data.each do |object_params|
      parse_single_replace_operation(object_params, keys)
    end
  else
    parse_single_replace_operation(data, [keys],
                                   id_key_presence_check_required: keys.present?)
  end

rescue JSONAPI::Exceptions::Error => e
  @errors.concat(e.errors)
end

#parse_single_replace_operation(data, keys, id_key_presence_check_required: true) ⇒ Object 



610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
 
# File 'lib/jsonapi/request.rb', line 610

def parse_single_replace_operation(data, keys, id_key_presence_check_required: true)
  fail JSONAPI::Exceptions::MissingKey.new if data[:id].nil?

  type = data[:type]
  if type.nil? || type != format_key(@resource_klass._type).to_s
    fail JSONAPI::Exceptions::ParameterMissing.new(:type)
  end

  key = data[:id]
  if id_key_presence_check_required && !keys.include?(key)
    fail JSONAPI::Exceptions::KeyNotIncludedInURL.new(key)
  end

  data.delete(:id) unless keys.include?(:id)

  verify_type(data[:type])

  @operations.push JSONAPI::ReplaceFieldsOperation.new(
    @resource_klass,
    context: @context,
    resource_id: key,
    data: parse_params(data, updatable_fields)
  )
end

#parse_sort_criteria(sort_criteria) ⇒ Object 



262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
 
# File 'lib/jsonapi/request.rb', line 262

def parse_sort_criteria(sort_criteria)
  return unless sort_criteria.present?

  unless JSONAPI.configuration.allow_sort
    fail JSONAPI::Exceptions::ParametersNotAllowed.new([:sort])
  end

  @sort_criteria = CSV.parse_line(URI.unescape(sort_criteria)).collect do |sort|
    if sort.start_with?('-')
      sort_criteria = { field: unformat_key(sort[1..-1]).to_s }
      sort_criteria[:direction] = :desc
    else
      sort_criteria = { field: unformat_key(sort).to_s }
      sort_criteria[:direction] = :asc
    end

    check_sort_criteria(@resource_klass, sort_criteria)
    sort_criteria
  end
end

#parse_to_many_links_object(raw) ⇒ Object 



397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
 
# File 'lib/jsonapi/request.rb', line 397

def parse_to_many_links_object(raw)
  fail JSONAPI::Exceptions::InvalidLinksObject.new if raw.nil?

  links_object = {}
  if raw.is_a?(Array)
    raw.each do |link|
      link_object = parse_to_one_links_object(link)
      links_object[link_object[:type]] ||= []
      links_object[link_object[:type]].push(link_object[:id])
    end
  else
    fail JSONAPI::Exceptions::InvalidLinksObject.new
  end
  links_object
end

#parse_to_many_relationship(link_value, relationship, &add_result) ⇒ Object 



478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
 
# File 'lib/jsonapi/request.rb', line 478

def parse_to_many_relationship(link_value, relationship, &add_result)
  if link_value.is_a?(Array) && link_value.length == 0
    linkage = []
  elsif link_value.is_a?(Hash)
    linkage = link_value[:data]
  else
    fail JSONAPI::Exceptions::InvalidLinksObject.new
  end

  links_object = parse_to_many_links_object(linkage)

  # Since we do not yet support polymorphic to_many relationships we will raise an error if the type does not match the
  # relationship's type.
  # ToDo: Support Polymorphic relationships

  if links_object.length == 0
    add_result.call([])
  else
    if links_object.length > 1 || !links_object.has_key?(unformat_key(relationship.type).to_s)
      fail JSONAPI::Exceptions::TypeMismatch.new(links_object[:type])
    end

    links_object.each_pair do |type, keys|
      relationship_resource = Resource.resource_for(@resource_klass.module_path + unformat_key(type).to_s)
      add_result.call relationship_resource.verify_keys(keys, @context)
    end
  end
end

#parse_to_one_links_object(raw) ⇒ Object 



379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
 
# File 'lib/jsonapi/request.rb', line 379

def parse_to_one_links_object(raw)
  if raw.nil?
    return {
      type: nil,
      id: nil
    }
  end

  if !raw.is_a?(Hash) || raw.length != 2 || !(raw.key?('type') && raw.key?('id'))
    fail JSONAPI::Exceptions::InvalidLinksObject.new
  end

  {
    type: unformat_key(raw['type']).to_s,
    id: raw['id']
  }
end

#parse_to_one_relationship(link_value, relationship) ⇒ Object 



452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
 
# File 'lib/jsonapi/request.rb', line 452

def parse_to_one_relationship(link_value, relationship)
  if link_value.nil?
    linkage = nil
  else
    linkage = link_value[:data]
  end

  links_object = parse_to_one_links_object(linkage)
  if !relationship.polymorphic? && links_object[:type] && (links_object[:type].to_s != relationship.type.to_s)
    fail JSONAPI::Exceptions::TypeMismatch.new(links_object[:type])
  end

  unless links_object[:id].nil?
    resource = self.resource_klass || Resource
    relationship_resource = resource.resource_for(@resource_klass.module_path + unformat_key(links_object[:type]).to_s)
    relationship_id = relationship_resource.verify_key(links_object[:id], @context)
    if relationship.polymorphic?
      { id: relationship_id, type: unformat_key(links_object[:type].to_s) }
    else
      relationship_id
    end
  else
    nil
  end
end

#parse_update_relationship_operation(verified_params, relationship, parent_key) ⇒ Object 



579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
 
# File 'lib/jsonapi/request.rb', line 579

def parse_update_relationship_operation(verified_params, relationship, parent_key)
  operation_args = [resource_klass].push(
    context: @context,
    resource_id: parent_key,
    relationship_type: relationship.name
  )

  if relationship.is_a?(JSONAPI::Relationship::ToOne)
    if relationship.polymorphic?
      operation_args[1].merge!(
        key_value: verified_params[:to_one].values[0][:id],
        key_type: verified_params[:to_one].values[0][:type]
      )

      operation_klass = JSONAPI::ReplacePolymorphicToOneRelationshipOperation
    else
      operation_args[1].merge!(key_value: verified_params[:to_one].values[0])
      operation_klass = JSONAPI::ReplaceToOneRelationshipOperation
    end
  elsif relationship.is_a?(JSONAPI::Relationship::ToMany)
    unless relationship.acts_as_set
      fail JSONAPI::Exceptions::ToManySetReplacementForbidden.new
    end

    operation_args[1].merge!(data: verified_params[:to_many].values[0])
    operation_klass = JSONAPI::ReplaceToManyRelationshipOperation
  end

  @operations.push(operation_klass.send(:new, *operation_args))
end

#set_default_filters ⇒ Object 



255
256
257
258
259
260
 
# File 'lib/jsonapi/request.rb', line 255

def set_default_filters
  @resource_klass._allowed_filters.each do |filter, opts|
    next if opts[:default].nil? || !@filters[filter].nil?
    @filters[filter] = opts[:default]
  end
end

#setup_action(params) ⇒ Object 



30
31
32
33
34
35
36
37
38
39
40
41
42
43
 
# File 'lib/jsonapi/request.rb', line 30

def setup_action(params)
  return if params.nil?

  @resource_klass ||= Resource.resource_for(params[:controller]) if params[:controller]

  unless params.nil?
    setup_action_method_name = "setup_#{params[:action]}_action"
    if respond_to?(setup_action_method_name)
      send(setup_action_method_name, params)
    end
  end
rescue ActionController::ParameterMissing => e
  @errors.concat(JSONAPI::Exceptions::ParameterMissing.new(e.param).errors)
end

#setup_create_action(params) ⇒ Object 



88
89
90
91
92
 
# File 'lib/jsonapi/request.rb', line 88

def setup_create_action(params)
  parse_fields(params[:fields])
  parse_include_directives(params[:include])
  parse_add_operation(params.require(:data))
end

#setup_create_relationship_action(params) ⇒ Object 



94
95
96
 
# File 'lib/jsonapi/request.rb', line 94

def setup_create_relationship_action(params)
  parse_modify_relationship_action(params, :add)
end

#setup_destroy_action(params) ⇒ Object 



108
109
110
 
# File 'lib/jsonapi/request.rb', line 108

def setup_destroy_action(params)
  parse_remove_operation(params)
end

#setup_destroy_relationship_action(params) ⇒ Object 



112
113
114
 
# File 'lib/jsonapi/request.rb', line 112

def setup_destroy_relationship_action(params)
  parse_modify_relationship_action(params, :remove)
end

#setup_get_related_resource_action(params) ⇒ Object 



55
56
57
58
59
60
61
62
63
64
 
# File 'lib/jsonapi/request.rb', line 55

def setup_get_related_resource_action(params)
  initialize_source(params)
  parse_fields(params[:fields])
  parse_include_directives(params[:include])
  set_default_filters
  parse_filters(params[:filter])
  parse_sort_criteria(params[:sort])
  parse_pagination(params[:page])
  add_show_related_resource_operation(params[:relationship])
end

#setup_get_related_resources_action(params) ⇒ Object 



66
67
68
69
70
71
72
73
74
75
 
# File 'lib/jsonapi/request.rb', line 66

def setup_get_related_resources_action(params)
  initialize_source(params)
  parse_fields(params[:fields])
  parse_include_directives(params[:include])
  set_default_filters
  parse_filters(params[:filter])
  parse_sort_criteria(params[:sort])
  parse_pagination(params[:page])
  add_show_related_resources_operation(params[:relationship])
end

#setup_index_action(params) ⇒ Object 



45
46
47
48
49
50
51
52
53
 
# File 'lib/jsonapi/request.rb', line 45

def setup_index_action(params)
  parse_fields(params[:fields])
  parse_include_directives(params[:include])
  set_default_filters
  parse_filters(params[:filter])
  parse_sort_criteria(params[:sort])
  parse_pagination(params[:page])
  add_find_operation
end

#setup_show_action(params) ⇒ Object 



77
78
79
80
81
82
 
# File 'lib/jsonapi/request.rb', line 77

def setup_show_action(params)
  parse_fields(params[:fields])
  parse_include_directives(params[:include])
  @id = params[:id]
  add_show_operation
end

#setup_show_relationship_action(params) ⇒ Object 



84
85
86
 
# File 'lib/jsonapi/request.rb', line 84

def setup_show_relationship_action(params)
  add_show_relationship_operation(params[:relationship], params.require(@resource_klass._as_parent_key))
end

#setup_update_action(params) ⇒ Object 



102
103
104
105
106
 
# File 'lib/jsonapi/request.rb', line 102

def setup_update_action(params)
  parse_fields(params[:fields])
  parse_include_directives(params[:include])
  parse_replace_operation(params.require(:data), params[:id])
end

#setup_update_relationship_action(params) ⇒ Object 



98
99
100
 
# File 'lib/jsonapi/request.rb', line 98

def setup_update_relationship_action(params)
  parse_modify_relationship_action(params, :update)
end

#unformat_key(key) ⇒ Object 



696
697
698
699
 
# File 'lib/jsonapi/request.rb', line 696

def unformat_key(key)
  unformatted_key = @key_formatter.unformat(key)
  unformatted_key.nil? ? nil : unformatted_key.to_sym
end

#unformat_value(attribute, value) ⇒ Object 



507
508
509
510
 
# File 'lib/jsonapi/request.rb', line 507

def unformat_value(attribute, value)
  value_formatter = JSONAPI::ValueFormatter.value_formatter_for(@resource_klass._attribute_options(attribute)[:format])
  value_formatter.unformat(value)
end

#updatable_fields ⇒ Object

TODO: Please remove after ‘updateable_fields` is removed :nocov:



558
559
560
561
562
563
564
 
# File 'lib/jsonapi/request.rb', line 558

def updatable_fields
  if @resource_klass.respond_to?(:updateable_fields)
    @resource_klass.updateable_fields(@context)
  else
    @resource_klass.updatable_fields(@context)
  end
end

#verify_permitted_params(params, allowed_fields) ⇒ Object 



512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
 
# File 'lib/jsonapi/request.rb', line 512

def verify_permitted_params(params, allowed_fields)
  formatted_allowed_fields = allowed_fields.collect { |field| format_key(field).to_sym }
  params_not_allowed = []

  params.each do |key, value|
    case key.to_s
    when 'relationships'
      value.each_key do |links_key|
        unless formatted_allowed_fields.include?(links_key.to_sym)
          params_not_allowed.push(links_key)
          unless JSONAPI.configuration.raise_if_parameters_not_allowed
            value.delete links_key
          end
        end
      end
    when 'attributes'
      value.each do |attr_key, attr_value|
        unless formatted_allowed_fields.include?(attr_key.to_sym)
          params_not_allowed.push(attr_key)
          unless JSONAPI.configuration.raise_if_parameters_not_allowed
            value.delete attr_key
          end
        end
      end
    when 'type', 'id'
    else
      params_not_allowed.push(key)
    end
  end

  if params_not_allowed.length > 0
    if JSONAPI.configuration.raise_if_parameters_not_allowed
      fail JSONAPI::Exceptions::ParametersNotAllowed.new(params_not_allowed)
    else
      params_not_allowed_warnings = params_not_allowed.map do |key|
        JSONAPI::Warning.new(code: JSONAPI::PARAM_NOT_ALLOWED,
                             title: 'Param not allowed',
                             detail: "#{key} is not allowed.")
      end
      self.warnings.concat(params_not_allowed_warnings)
    end
  end
end

#verify_type(type) ⇒ Object 



371
372
373
374
375
376
377
 
# File 'lib/jsonapi/request.rb', line 371

def verify_type(type)
  if type.nil?
    fail JSONAPI::Exceptions::ParameterMissing.new(:type)
  elsif unformat_key(type).to_sym != @resource_klass._type
    fail JSONAPI::Exceptions::InvalidResource.new(type)
  end
end