GtfsService
This repository is now archived and subsequent works will be carried out the in Smart data models repositories.
Description
It represents a transportation service which is available for one or more routes at certain dates.
Data Model
The data model is defined as shown below:
-
id
: Entity ID- It shall be
urn:ngsi-ld:GtfsService:<service_identifier>
. It can be derived from theservice_id
field of trips.txt and/or calendar.txt
- It shall be
-
type
: Entity Type- It shall be equal to
GtfsService
- It shall be equal to
-
source
: A sequence of characters giving the source of the entity data. -
dataProvider
: Specifies the URL to information about the provider of this information- Attribute type: Property. URL
- Optional
-
dateCreated
: Entity's creation timestamp.- Attribute type: Property. DateTime
- Read-Only. Automatically generated.
-
dateModified
: Last update timestamp of this Entity.- Attribute type: Property. DateTime
- Read-Only. Automatically generated.
-
name
: Service name. -
description
: Service description.- Attribute type: Property. Text
- Normative References:
https://uri.etsi.org/ngsi-ld/description
equivalent to description - Optional
-
operatedBy
: Agency that operates this service.- Attribute type: Relationship. It shall point to an Entity of Type GtfsAgency
- Mandatory
Examples
Normalized Example
Normalized NGSI response
{
"id": "urn:ngsi-ld:GtfsService:Malaga:LAB",
"type": "GtfsService",
"operatedBy": {
"type": "Relationship",
"value": "urn:ngsi-ld:GtfsAgency:Malaga_EMT"
},
"name": {
"value": "LAB"
},
"description": {
"value": "Laborables"
}
}
key-value pairs Example
Sample uses simplified representation for data consumers ?options=keyValues
{
"id": "urn:ngsi-ld:GtfsService:Malaga:LAB",
"type": "GtfsService",
"name": "LAB",
"description": "Laborables",
"operatedBy": "urn:ngsi-ld:GtfsAgency:Malaga_EMT"
}
LD Example
Sample uses the NGSI-LD representation
{
"id": "urn:ngsi-ld:Service:Malaga:LAB",
"type": "GtfsService",
"operatedBy": {
"type": "Relationship",
"object": "urn:ngsi-ld:GtfsAgency:Malaga_EMT"
},
"name": {
"type": "Property",
"value": "LAB"
},
"description": {
"type": "Property",
"value": "Laborables"
},
"@context": [
"https://schema.lab.fiware.org/ld/context",
"https://uri.etsi.org/ngsi-ld/v1/ngsi-ld-core-context.jsonld"
]
}
Summary of mappings to GTFS
Properties
GTFS Field | NGSI Attribute | LinkedGTFS | Comment |
---|---|---|---|
name |
schema:name |
||
description |
schema:description |
Relationships
GTFS Field | NGSI Attribute | LinkedGTFS | Comment |
---|---|---|---|
operatedBy |
gtfs:agency |
Shall point to another Entity of Type GtfsAgency |