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GTFS-RT (näytä wikiteksti)

Versio 6. tammikuuta 2016 kello 22.20

1 292 merkkiä lisätty , 6. tammikuuta 2016 kello 22.20

ei muokkausyhteenvetoa

Juha.lundan

approved, byrokraatit, ylläpitäjät

0

muokkausta

@@ Rivi 46: / Rivi 46: @@
 * position information: the vehicle's latitude and longitude as well as the bearing (in degrees, rotated clockwise, 0 equals north)
 * vehicle id, which identifies the actual vehicle (bus) in question
+The timestamp field in the header section identifies the time when the response was generated on the server.
+===Service alerts===
+* Service alerts feed (JSON) is accessible at http://data.itsfactory.fi/journeys/api/1/gtfs-rt/service-alerts/json
+* Service alerts feed (Protobuf) is accessible at http://data.itsfactory.fi/journeys/api/1/gtfs-rt/service-alerts
+Please note that Protobuf is binary protocol, so your browser probably will trigger download dialog if you use the protobuf URL. Below is a sample of service alerts (JSON) feed:
+<pre>
+{
+  "header": {
+    "gtfs_realtime_version": "1.0",
+    "incrementality": "FULL_DATASET",
+    "timestamp": 1452107062
+  },
+  "entity": [
+    {
+      "id": "0",
+      "alert": {
+        "active_period": [
+          {
+            "start": 1316466000000,
+            "end": 1316552340000
+          }
+        ],
+        "description_text": {
+          "translation": [
+            {
+              "text": "Hämeensilta poikki"
+            }
+          ]
+        }
+      }
+    }
+    ...
+  ]
+}
+</pre>
+The feed provides a JSON "entity" list, where each entity represents a service alert. For each service alert, following information is provided:
+* active_period: the time during which the alert is valid
+* description_text: a description of the alert
 The timestamp field in the header section identifies the time when the response was generated on the server.