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139 lines
8.5 KiB
Markdown
139 lines
8.5 KiB
Markdown
[](http://jsonapi.org/)
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## JSON API Requests
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[Query Parameters Spec](http://jsonapi.org/format/#query-parameters)
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Headers:
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- Request: `Accept: application/vnd.api+json`
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- Response: `Content-Type: application/vnd.api+json`
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### [Fetching Data](http://jsonapi.org/format/#fetching)
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A server MUST support fetching resource data for every URL provided as:
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- a `self` link as part of the top-level links object
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- a `self` link as part of a resource-level links object
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- a `related` link as part of a relationship-level links object
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Example supported requests
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- Individual resource or collection
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- GET /articles
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- GET /articles/1
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- GET /articles/1/author
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- Relationships
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- GET /articles/1/relationships/comments
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- GET /articles/1/relationships/author
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- Optional: [Inclusion of related resources](http://jsonapi.org/format/#fetching-includes) `ActiveModel::Serializer::Fieldset`
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- GET /articles/1?`include`=comments
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- GET /articles/1?`include`=comments.author
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- GET /articles/1?`include`=author,comments.author
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- GET /articles/1/relationships/comments?`include`=comments.author
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- Optional: [Sparse Fieldsets](http://jsonapi.org/format/#fetching-sparse-fieldsets) `ActiveModel::Serializer::Fieldset`
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- GET /articles?`include`=author&`fields`[articles]=title,body&`fields`[people]=name
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- Optional: [Sorting](http://jsonapi.org/format/#fetching-sorting)
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- GET /people?`sort`=age
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- GET /people?`sort`=age,author.name
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- GET /articles?`sort`=-created,title
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- Optional: [Pagination](http://jsonapi.org/format/#fetching-pagination)
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- GET /articles?`page`[number]=3&`page`[size]=1
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- Optional: [Filtering](http://jsonapi.org/format/#fetching-filtering)
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- GET /comments?`filter`[post]=1
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- GET /comments?`filter`[post]=1,2
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- GET /comments?`filter`[post]=1,2
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### [CRUD Actions](http://jsonapi.org/format/#crud)
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### [Asynchronous Processing](http://jsonapi.org/recommendations/#asynchronous-processing)
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### [Bulk Operations Extension](http://jsonapi.org/extensions/bulk/)
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## JSON API Document Schema
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| JSON API object | JSON API properties | Required | ActiveModelSerializers representation |
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|-----------------------|----------------------------------------------------------------------------------------------------|----------|---------------------------------------|
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| schema | oneOf (success, failure, info) | |
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| success | data, included, meta, links, jsonapi | | ActiveModel::SerializableResource
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| success.meta | meta | | ActiveModel::Serializer::Adapter::Base#meta
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| success.included | UniqueArray(resource) | | ActiveModel::Serializer::Adapter::JsonApi#serializable_hash_for_collection
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| success.data | data | |
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| success.links | allOf (links, pagination) | | ActiveModel::Serializer::Adapter::JsonApi#links_for
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| success.jsonapi | jsonapi | |
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| failure | errors, meta, jsonapi | errors |
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| failure.errors | UniqueArray(error) | | #1004
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| meta | Object | |
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| data | oneOf (resource, UniqueArray(resource)) | | ActiveModel::Serializer::Adapter::JsonApi#serializable_hash_for_collection,#serializable_hash_for_single_resource
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| resource | String(type), String(id), attributes, relationships, links, meta | type, id | ActiveModel::Serializer::Adapter::JsonApi#primary_data_for
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| links | Uri(self), Link(related) | | #1028, #1246, #1282
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| link | oneOf (linkString, linkObject) | |
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| link.linkString | Uri | |
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| link.linkObject | Uri(href), meta | href |
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| attributes | patternProperites(`"^(?!relationships$|links$)\\w[-\\w_]*$"`), any valid JSON | | ActiveModel::Serializer#attributes, ActiveModel::Serializer::Adapter::JsonApi#resource_object_for
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| relationships | patternProperites(`"^\\w[-\\w_]*$"`); links, relationships.data, meta | | ActiveModel::Serializer::Adapter::JsonApi#relationships_for
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| relationships.data | oneOf (relationshipToOne, relationshipToMany) | | ActiveModel::Serializer::Adapter::JsonApi#resource_identifier_for
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| relationshipToOne | anyOf(empty, linkage) | |
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| relationshipToMany | UniqueArray(linkage) | |
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| empty | null | |
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| linkage | String(type), String(id), meta | type, id | ActiveModel::Serializer::Adapter::JsonApi#primary_data_for
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| pagination | pageObject(first), pageObject(last), pageObject(prev), pageObject(next) | | ActiveModel::Serializer::Adapter::JsonApi::PaginationLinks#serializable_hash
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| pagination.pageObject | oneOf(Uri, null) | |
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| jsonapi | String(version), meta | | ActiveModel::Serializer::Adapter::JsonApi::ApiObjects::JsonApi
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| error | String(id), links, String(status), String(code), String(title), String(detail), error.source, meta | |
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| error.source | String(pointer), String(parameter) | |
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| pointer | [JSON Pointer RFC6901](https://tools.ietf.org/html/rfc6901) | |
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The [http://jsonapi.org/schema](schema/schema.json) makes a nice roadmap.
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### Success Document
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- [ ] success
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- [ ] data: `"$ref": "#/definitions/data"`
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- [ ] included: array of unique items of type `"$ref": "#/definitions/resource"`
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- [ ] meta: `"$ref": "#/definitions/meta"`
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- [ ] links:
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- [ ] link: `"$ref": "#/definitions/links"`
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- [ ] pagination: ` "$ref": "#/definitions/pagination"`
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- [ ] jsonapi: ` "$ref": "#/definitions/jsonapi"`
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### Failure Document
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- [ ] failure
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- [ ] errors: array of unique items of type ` "$ref": "#/definitions/error"`
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- [ ] meta: `"$ref": "#/definitions/meta"`
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- [ ] jsonapi: `"$ref": "#/definitions/jsonapi"`
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### Info Document
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- [ ] info
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- [ ] meta: `"$ref": "#/definitions/meta"`
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- [ ] links: `"$ref": "#/definitions/links"`
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- [ ] jsonapi: ` "$ref": "#/definitions/jsonapi"`
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### Definitions
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- [ ] definitions:
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- [ ] meta
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- [ ] data: oneOf (resource, array of unique resources)
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- [ ] resource
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- [ ] attributes
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- [ ] relationships
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- [ ] relationshipToOne
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- [ ] empty
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- [ ] linkage
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- [ ] meta
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- [ ] relationshipToMany
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- [ ] linkage
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- [ ] meta
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- [ ] links
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- [ ] meta
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- [ ] links
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- [ ] link
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- [ ] uri
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- [ ] href, meta
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- [ ] pagination
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- [ ] jsonapi
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- [ ] meta
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- [ ] error: id, links, status, code, title: detail: source [{pointer, type}, {parameter: {description, type}], meta
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