{
    "$schema": "http://json-schema.org/draft-04/schema#",
    "type": "object",
    "required": [
        "base_path",
        "details",
        "document_type",
        "publishing_app",
        "rendering_app",
        "routes",
        "schema_name",
        "title"
    ],
    "additionalProperties": false,
    "properties": {
        "access_limited": {
            "$ref": "#/definitions/access_limited"
        },
        "analytics_identifier": {
            "$ref": "#/definitions/analytics_identifier"
        },
        "auth_bypass_ids": {
            "description": "A list of ids that will allow access to this item for non-authenticated users",
            "$ref": "#/definitions/guid_list"
        },
        "base_path": {
            "$ref": "#/definitions/absolute_path"
        },
        "bulk_publishing": {
            "type": "boolean"
        },
        "change_note": {
            "type": [
                "null",
                "string"
            ]
        },
        "description": {
            "$ref": "#/definitions/description_optional"
        },
        "details": {
            "$ref": "#/definitions/details"
        },
        "document_type": {
            "type": "string",
            "enum": [
                "about",
                "recruitment",
                "complaints_procedure",
                "about_our_services",
                "social_media_use",
                "publication_scheme",
                "our_governance",
                "procurement",
                "statistics",
                "membership",
                "research",
                "welsh_language_scheme",
                "media_enquiries",
                "access_and_opening",
                "our_energy_use",
                "personal_information_charter",
                "equality_and_diversity",
                "staff_update",
                "terms_of_reference",
                "petitions_and_campaigns",
                "accessible_documents_policy"
            ]
        },
        "first_published_at": {
            "$ref": "#/definitions/first_published_at"
        },
        "last_edited_at": {
            "description": "Last time when the content received a major or minor update.",
            "type": "string",
            "format": "date-time"
        },
        "links": {
            "type": "object",
            "additionalProperties": false,
            "properties": {
                "corporate_information_pages": {
                    "$ref": "#/definitions/guid_list"
                },
                "government": {
                    "description": "The government associated with this document",
                    "$ref": "#/definitions/guid_list",
                    "maxItems": 1
                },
                "organisations": {
                    "description": "All organisations linked to this content item. This should include lead organisations.",
                    "$ref": "#/definitions/guid_list"
                },
                "original_primary_publishing_organisation": {
                    "description": "The organisation that published the original version of the page. Corresponds to the first of the 'Lead organisations' in Whitehall for the first edition, and is empty for all other publishing applications.",
                    "$ref": "#/definitions/guid_list"
                },
                "parent": {
                    "description": "The parent content item.",
                    "$ref": "#/definitions/guid_list",
                    "maxItems": 1
                },
                "primary_publishing_organisation": {
                    "description": "The organisation that published the page. Corresponds to the first of the 'Lead organisations' in Whitehall, and is empty for all other publishing applications.",
                    "$ref": "#/definitions/guid_list",
                    "maxItems": 1
                }
            }
        },
        "locale": {
            "$ref": "#/definitions/locale"
        },
        "need_ids": {
            "type": "array",
            "items": {
                "type": "string"
            }
        },
        "phase": {
            "description": "The service design phase of this content item - https://www.gov.uk/service-manual/phases",
            "type": "string",
            "enum": [
                "alpha",
                "beta",
                "live"
            ]
        },
        "previous_version": {
            "type": "string"
        },
        "public_updated_at": {
            "$ref": "#/definitions/public_updated_at"
        },
        "publishing_app": {
            "$ref": "#/definitions/publishing_app_name"
        },
        "redirects": {
            "type": "array",
            "additionalItems": false,
            "items": {}
        },
        "rendering_app": {
            "$ref": "#/definitions/rendering_app"
        },
        "routes": {
            "$ref": "#/definitions/routes"
        },
        "schema_name": {
            "type": "string",
            "enum": [
                "corporate_information_page"
            ]
        },
        "title": {
            "$ref": "#/definitions/title"
        },
        "update_type": {
            "$ref": "#/definitions/update_type"
        }
    },
    "definitions": {
        "description": {
            "type": "string"
        },
        "absolute_fullpath": {
            "description": "A path with optional query string and/or fragment.",
            "type": "string",
            "pattern": "^/(([a-zA-Z0-9._~!$&'()*+,;=:@-]|%[0-9a-fA-F]{2})+(/([a-zA-Z0-9._~!$&'()*+,;=:@-]|%[0-9a-fA-F]{2})*)*)?(\\?([a-zA-Z0-9._~!$&'()*+,;=:@-]|%[0-9a-fA-F]{2})*)?(#([a-zA-Z0-9._~!$&'()*+,;=:@-]|%[0-9a-fA-F]{2})*)?$"
        },
        "absolute_path": {
            "description": "A path only. Query string and/or fragment are not allowed.",
            "type": "string",
            "pattern": "^/(([a-zA-Z0-9._~!$&'()*+,;=:@-]|%[0-9a-fA-F]{2})+(/([a-zA-Z0-9._~!$&'()*+,;=:@-]|%[0-9a-fA-F]{2})*)*)?$"
        },
        "access_limited": {
            "type": "object",
            "additionalProperties": false,
            "properties": {
                "auth_bypass_ids": {
                    "description": "Deprecated: auth_bypass_ids should be sent as a separate field",
                    "$ref": "#/definitions/guid_list"
                },
                "organisations": {
                    "description": "A list of organisation content ids permitted access to this item",
                    "$ref": "#/definitions/guid_list"
                },
                "users": {
                    "type": "array",
                    "items": {
                        "type": "string"
                    }
                }
            }
        },
        "analytics_identifier": {
            "description": "A short identifier we send to Google Analytics for multi-valued fields. This means we avoid the truncated values we would get if we sent the path or slug of eg organisations.",
            "anyOf": [
                {
                    "type": "string"
                },
                {
                    "type": "null"
                }
            ]
        },
        "body": {
            "description": "The main content provided as HTML rendered from govspeak",
            "type": "string"
        },
        "change_history": {
            "type": "array",
            "items": {
                "type": "object",
                "required": [
                    "public_timestamp",
                    "note"
                ],
                "additionalProperties": false,
                "properties": {
                    "note": {
                        "description": "A summary of the change",
                        "type": "string"
                    },
                    "public_timestamp": {
                        "type": "string",
                        "format": "date-time"
                    }
                }
            }
        },
        "description_optional": {
            "anyOf": [
                {
                    "$ref": "#/definitions/description"
                },
                {
                    "type": "null"
                }
            ]
        },
        "details": {
            "type": "object",
            "required": [
                "body",
                "organisation"
            ],
            "additionalProperties": false,
            "properties": {
                "attachments": {
                    "description": "An ordered list of asset links",
                    "type": "array",
                    "items": {
                        "$ref": "#/definitions/file_attachment_asset"
                    }
                },
                "body": {
                    "$ref": "#/definitions/body"
                },
                "change_history": {
                    "$ref": "#/definitions/change_history"
                },
                "corporate_information_groups": {
                    "description": "Groups of corporate information to display on about pages",
                    "$ref": "#/definitions/grouped_lists_of_links"
                },
                "organisation": {
                    "description": "A single organisation that is the subject of this corporate information page",
                    "$ref": "#/definitions/guid"
                },
                "tags": {
                    "$ref": "#/definitions/tags"
                }
            }
        },
        "external_link": {
            "type": "object",
            "required": [
                "title",
                "url"
            ],
            "additionalProperties": false,
            "properties": {
                "title": {
                    "type": "string"
                },
                "url": {
                    "type": "string",
                    "format": "uri"
                }
            }
        },
        "file_attachment_asset": {
            "type": "object",
            "required": [
                "attachment_type",
                "content_type",
                "id",
                "url"
            ],
            "additionalProperties": false,
            "properties": {
                "accessible": {
                    "type": "boolean"
                },
                "alternative_format_contact_email": {
                    "type": "string"
                },
                "attachment_type": {
                    "type": "string",
                    "enum": [
                        "file"
                    ]
                },
                "content_type": {
                    "type": "string"
                },
                "file_size": {
                    "type": "integer"
                },
                "filename": {
                    "type": "string"
                },
                "id": {
                    "type": "string"
                },
                "locale": {
                    "$ref": "#/definitions/locale"
                },
                "number_of_pages": {
                    "type": "integer"
                },
                "preview_url": {
                    "type": "string",
                    "format": "uri"
                },
                "title": {
                    "type": "string"
                },
                "url": {
                    "type": "string",
                    "format": "uri"
                }
            }
        },
        "first_published_at": {
            "description": "The date the content was first published.  Automatically determined by the publishing-api, unless overridden by the publishing application.",
            "type": "string",
            "format": "date-time"
        },
        "grouped_lists_of_links": {
            "description": "Lists of links with titles in named groups",
            "type": "array",
            "items": {
                "type": "object",
                "required": [
                    "name",
                    "contents"
                ],
                "additionalProperties": false,
                "properties": {
                    "contents": {
                        "description": "An ordered list of links, either internal with GUID or external with URL and title",
                        "type": "array",
                        "items": {
                            "$ref": "#/definitions/internal_or_external_link"
                        }
                    },
                    "name": {
                        "description": "Title of the group",
                        "type": "string"
                    }
                }
            }
        },
        "guid": {
            "type": "string",
            "pattern": "^[a-f0-9]{8}-[a-f0-9]{4}-[1-5][a-f0-9]{3}-[89ab][a-f0-9]{3}-[a-f0-9]{12}$"
        },
        "guid_list": {
            "type": "array",
            "items": {
                "$ref": "#/definitions/guid"
            },
            "_uniqueItems": true
        },
        "internal_link_without_guid": {
            "description": "Links to pages on GOV.UK without a corresponding GUID. eg A filtered list of publications",
            "type": "object",
            "required": [
                "title",
                "path"
            ],
            "additionalProperties": false,
            "properties": {
                "path": {
                    "$ref": "#/definitions/absolute_fullpath"
                },
                "title": {
                    "type": "string"
                }
            }
        },
        "internal_or_external_link": {
            "anyOf": [
                {
                    "$ref": "#/definitions/external_link"
                },
                {
                    "$ref": "#/definitions/internal_link_without_guid"
                },
                {
                    "$ref": "#/definitions/guid"
                }
            ]
        },
        "locale": {
            "type": "string",
            "enum": [
                "ar",
                "az",
                "be",
                "bg",
                "bn",
                "cs",
                "cy",
                "da",
                "de",
                "dr",
                "el",
                "en",
                "es",
                "es-419",
                "et",
                "fa",
                "fi",
                "fr",
                "gd",
                "he",
                "hi",
                "hr",
                "hu",
                "hy",
                "id",
                "is",
                "it",
                "ja",
                "ka",
                "kk",
                "ko",
                "lt",
                "lv",
                "ms",
                "mt",
                "nl",
                "no",
                "pl",
                "ps",
                "pt",
                "ro",
                "ru",
                "si",
                "sk",
                "sl",
                "so",
                "sq",
                "sr",
                "sv",
                "sw",
                "ta",
                "th",
                "tk",
                "tr",
                "uk",
                "ur",
                "uz",
                "vi",
                "zh",
                "zh-hk",
                "zh-tw"
            ]
        },
        "public_updated_at": {
            "description": "When the content was last significantly changed (a major update). Shown to users.  Automatically determined by the publishing-api, unless overridden by the publishing application.",
            "type": "string",
            "format": "date-time"
        },
        "publishing_app_name": {
            "description": "The application that published this item.",
            "type": "string",
            "enum": [
                "calculators",
                "calendars",
                "collections-publisher",
                "contacts",
                "content-publisher",
                "content-tagger",
                "email-alert-frontend",
                "external-link-tracker",
                "feedback",
                "frontend",
                "government-frontend",
                "hmrc-manuals-api",
                "info-frontend",
                "licencefinder",
                "local-links-manager",
                "manuals-frontend",
                "manuals-publisher",
                "maslow",
                "performanceplatform-big-screen-view",
                "publisher",
                "rummager",
                "search-admin",
                "search-api",
                "service-manual-publisher",
                "share-sale-publisher",
                "short-url-manager",
                "smartanswers",
                "special-route-publisher",
                "specialist-publisher",
                "static",
                "tariff",
                "travel-advice-publisher",
                "whitehall"
            ]
        },
        "rendering_app": {
            "description": "The application that renders this item.",
            "type": "string",
            "enum": [
                "calculators",
                "calendars",
                "collections",
                "content-store",
                "email-alert-frontend",
                "email-campaign-frontend",
                "feedback",
                "finder-frontend",
                "frontend",
                "government-frontend",
                "info-frontend",
                "licencefinder",
                "manuals-frontend",
                "performanceplatform-big-screen-view",
                "rummager",
                "search-api",
                "service-manual-frontend",
                "smartanswers",
                "spotlight",
                "static",
                "tariff",
                "whitehall-admin",
                "whitehall-frontend"
            ]
        },
        "route": {
            "type": "object",
            "required": [
                "path",
                "type"
            ],
            "additionalProperties": false,
            "properties": {
                "path": {
                    "type": "string"
                },
                "type": {
                    "enum": [
                        "prefix",
                        "exact"
                    ]
                }
            }
        },
        "routes": {
            "type": "array",
            "items": {
                "$ref": "#/definitions/route"
            },
            "minItems": 1
        },
        "tags": {
            "description": "Field used by email-alert-api to trigger email alerts for subscriptions to topics (gov.uk/topic) and policies (gov.uk/policies).",
            "type": "object",
            "additionalProperties": false,
            "properties": {
                "additional_topics": {
                    "type": "array",
                    "items": {
                        "type": "string"
                    }
                },
                "browse_pages": {
                    "type": "array",
                    "items": {
                        "type": "string"
                    }
                },
                "policies": {
                    "type": "array",
                    "items": {
                        "type": "string"
                    }
                },
                "primary_topic": {
                    "type": "array",
                    "items": {
                        "type": "string"
                    }
                },
                "topics": {
                    "type": "array",
                    "items": {
                        "type": "string"
                    }
                }
            }
        },
        "title": {
            "type": "string"
        },
        "update_type": {
            "enum": [
                "major",
                "minor",
                "republish"
            ]
        }
    }
}