Merge pull request #213 from oceanprotocol/feature/update-metadata-interface

update metadata interface

integration/utils/ddo-metadata-generator.ts

@@ -5,28 +5,37 @@ const metadata: Partial<MetaData> = {
         name: undefined,
         type: "dataset",
         description: "Weather information of UK including temperature and humidity",
-        dateCreated: "2012-02-01T10:55:11+00:00",
+        dateCreated: "2012-10-10T17:00:000Z",
+        datePublished: "2012-10-10T17:00:000Z",
         author: "Met Office",
         license: "CC-BY",
         copyrightHolder: "Met Office",
-        // tslint:disable-next-line
+        workExample: "423432fsd,51.509865,-0.118092,2011-01-01T10:55:11+00:00,7.2,68",
-        workExample: "stationId,latitude,longitude,datetime,temperature,humidity423432fsd,51.509865,-0.118092,2011-01-01T10:55:11+00:00,7.2,68",
+        links: [
+            {
+                sample1: "http://data.ceda.ac.uk/badc/ukcp09/data/gridded-land-obs/gridded-land-obs-daily/",
+            },
+            {
+                sample2: "http://data.ceda.ac.uk/badc/ukcp09/data/gridded-land-obs/gridded-land-obs-averages-25km/",
+            },
+            {
+                fieldsDescription: "http://data.ceda.ac.uk/badc/ukcp09/",
+            },
+        ],
+        inLanguage: "en",
+        categories: ["Economy", "Data Science"],
+        tags: ["weather", "uk", "2011", "temperature", "humidity"],
+        price: 10,
         files: [
             {
+                index: 0,
                 url: "https://raw.githubusercontent.com/oceanprotocol/squid-js/develop/package.json",
             },
             {
+                index: 1,
                 url: "https://raw.githubusercontent.com/oceanprotocol/squid-js/develop/README.md",
             },
         ],
-        links: [
-            {sample1: "http://data.ceda.ac.uk/badc/ukcp09/data/gridded-land-obs/gridded-land-obs-daily/"},
-            {sample2: "http://data.ceda.ac.uk/badc/ukcp09/data/gridded-land-obs/gridded-land-obs-averages-25km/"},
-            {fieldsDescription: "http://data.ceda.ac.uk/badc/ukcp09/"},
-        ],
-        inLanguage: "en",
-        tags: "weather, uk, 2011, temperature, humidity",
-        price: 10,
     },
 }
 

src/ddo/MetaData.ts

@@ -27,7 +27,7 @@ export interface File {
      * File content length.
      * @type {[type]}
      */
-    contentLength?: string
+    contentLength?: number
 
     /**
      * Resource ID (depending on the source).
@@ -87,12 +87,22 @@ export interface MetaDataBase {
     description?: string
 
     /**
-     * The date on which the asset was created or was added.
+     * The date on which the asset was created by the originator in
+     * ISO 8601 format, Coordinated Universal Time.
      * @type {string}
-     * @example "2012-10-10T17:00:000Z"
+     * @example "2019-01-31T08:38:32Z"
      */
     dateCreated: string
 
+    /**
+     * The date on which the asset DDO was registered into the metadata store.
+     * This value is created automatically by Aquarius upon registering,
+     * so this value can't be set.
+     * @type {string}
+     * @example "2019-01-31T08:38:32Z"
+     */
+    datePublished?: string
+
     /**
      * Name of the entity generating this data (e.g. Tfl, Disney Corp, etc.).
      * @type {string}
@@ -151,16 +161,22 @@ export interface MetaDataBase {
     inLanguage?: string
 
     /**
-     * Keywords or tags used to describe this content. Multiple entries in a keyword
+     * Categories used to describe this content. Empty by default.
-     * list are typically delimited by commas. Empty by default.
+     * @type {string[]}
-     * @type {String}
+     * @example ["Economy", "Data Science"]
-     * @example "weather, uk, 2011, temperature, humidity"
      */
-    tags?: string
+    categories?: string[]
+
+    /**
+     * Keywords or tags used to describe this content. Empty by default.
+     * @type {string[]}
+     * @example ["weather", "uk", "2011", "temperature", "humidity"]
+     */
+    tags?: string[]
 
     /**
      * Price of the asset.
-     * @type {String}
+     * @type {number}
      * @example 10
      */
     price: number
@@ -201,8 +217,8 @@ export interface Curation {
 
     /**
      * Schema applied to calculate the rating.
-     * @type {number}
+     * @type {string}
-     * @example "Binary Votting"
+     * @example "Binary Voting"
      */
     schema?: string
 }
@@ -219,7 +235,7 @@ export interface AdditionalInformation {
      * @type {string}
      * @example "yearly"
      */
-    updateFrecuency: string
+    updateFrequency: string
 
     /**
      * A link to machine-readable structured markup (such as ttl/json-ld/rdf)

test/ddo/DDO.test.ts

@@ -77,7 +77,6 @@ describe("DDO", () => {
             },
             {
                 type: "Consume",
-                // tslint:disable-next-line
                 serviceEndpoint: "http://mybrizo.org/api/v1/brizo/services/consume?pubKey=${pubKey}&serviceId={serviceId}&url={url}",
             },
             {
@@ -93,49 +92,41 @@ describe("DDO", () => {
                         name: "UK Weather information 2011",
                         type: "dataset",
                         description: "Weather information of UK including temperature and humidity",
-                        size: "3.1gb",
                         dateCreated: "2012-10-10T17:00:000Z",
+                        datePublished: "2012-10-10T17:00:000Z",
                         author: "Met Office",
                         license: "CC-BY",
                         copyrightHolder: "Met Office",
-                        encoding: "UTF-8",
-                        compression: "zip",
-                        contentType: "text/csv",
                         workExample: "423432fsd,51.509865,-0.118092,2011-01-01T10:55:11+00:00,7.2,68",
-                        contentUrls: [
-                            "https://testocnfiles.blob.core.windows.net/testfiles/testzkp.zip",
-                            "https://testocnfiles.blob.core.windows.net/testfiles/testzkp.zip",
-                        ],
                         links: [
                             {
-                                // tslint:disable-next-line
+                                sample1: "http://data.ceda.ac.uk/badc/ukcp09/data/gridded-land-obs/gridded-land-obs-daily/",
-                                sample1: "http://data.ceda.ac.uk/badc/ukcp09/data/gridded-land-obs/gridded-land-obs-daily/"
                             },
                             {
-                                // tslint:disable-next-line
+                                sample2: "http://data.ceda.ac.uk/badc/ukcp09/data/gridded-land-obs/gridded-land-obs-averages-25km/",
-                                sample2: "http://data.ceda.ac.uk/badc/ukcp09/data/gridded-land-obs/gridded-land-obs-averages-25km/"
                             },
                             {
                                 fieldsDescription: "http://data.ceda.ac.uk/badc/ukcp09/",
                             },
                         ],
                         inLanguage: "en",
-                        tags: "weather, uk, 2011, temperature, humidity",
+                        categories: ["Economy", "Data Science"],
+                        tags: ["weather", "uk", "2011", "temperature", "humidity"],
                         price: 10,
                         files: [
                             {
-                                url: "234ab87234acbd09543085340abffh21983ddhiiee982143827423421",
+                                index: 0,
                                 checksum: "efb2c764274b745f5fc37f97c6b0e761",
-                                contentLength: "4535431",
+                                contentLength: 4535431,
                                 resourceId: "access-log2018-02-13-15-17-29-18386C502CAEA932",
                             },
                             {
-                                url: "234ab87234acbd6894237582309543085340abffh21983ddhiiee982143827423421",
+                                index: 1,
                                 checksum: "085340abffh21495345af97c6b0e761",
-                                contentLength: "12324",
+                                contentLength: 12324,
                             },
                             {
-                                url: "80684089027358963495379879a543085340abffh21983ddhiiee982143827abcc2",
+                                index: 2,
                             },
                         ],
                         checksum: "",
@@ -143,7 +134,7 @@ describe("DDO", () => {
                     curation: {
                         rating: 0.93,
                         numVotes: 123,
-                        schema: "Binary Votting",
+                        schema: "Binary Voting",
                     },
                     additionalInformation: {
                         updateFrecuency: "yearly",

test/testdata/AccessToken.json

@@ -1 +0,0 @@
-"eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzM4NCJ9.eyJpc3MiOiJPbmxpbmUgSldUIEJ1aWxkZXIiLCJpYXQiOjE1Mzk3ODcxMDEsImV4cCI6NDcyNjk5NjcwNCwiYXVkIjoiIiwic3ViIjoiIiwic2VydmljZV9lbmRwb2ludCI6Imh0dHA6Ly9hZGFzZCIsInJlc291cmNlX2lkIjoiMTIzNDUifQ.2H3TRC3CAToVE9divSckwHi_HNvgOHKrtJPo8128qrKBHTk7YYb0UNfVCuYqwhGR"

test/testdata/MetaData.ts

@@ -1,60 +0,0 @@
-import { MetaData } from "../../src/ddo/MetaData"
-
-export const metadataMock: MetaData = {
-    base: {
-        name: "UK Weather information 2011",
-        type: "dataset",
-        description: "Weather information of UK including temperature and humidity",
-        dateCreated: "2012-10-10T17:00:000Z",
-        author: "Met Office",
-        license: "CC-BY",
-        copyrightHolder: "Met Office",
-        workExample: "423432fsd,51.509865,-0.118092,2011-01-01T10:55:11+00:00,7.2,68",
-        files: [
-            {
-                url: "https://testocnfiles.blob.core.windows.net/testfiles/testzkp.zip",
-                checksum: "085340abffh21495345af97c6b0e761",
-                contentLength: "12324",
-            },
-            {
-                url: "https://testocnfiles.blob.core.windows.net/testfiles/testzkp2.zip",
-            },
-        ],
-        links: [
-            {
-                // tslint:disable-next-line
-                sample1: "http://data.ceda.ac.uk/badc/ukcp09/data/gridded-land-obs/gridded-land-obs-daily/"
-            },
-            {
-                // tslint:disable-next-line
-                sample2: "http://data.ceda.ac.uk/badc/ukcp09/data/gridded-land-obs/gridded-land-obs-averages-25km/"
-            },
-            {
-                fieldsDescription: "http://data.ceda.ac.uk/badc/ukcp09/",
-            },
-        ],
-        inLanguage: "en",
-        tags: "weather, uk, 2011, temperature, humidity",
-        price: 10,
-        checksum: "",
-    },
-    curation: {
-        rating: 0.93,
-        numVotes: 123,
-        schema: "Binary Votting",
-    },
-    additionalInformation: {
-        updateFrecuency: "yearly",
-        structuredMarkup: [
-            {
-                uri: "http://skos.um.es/unescothes/C01194/jsonld",
-                mediaType: "application/ld+json",
-            },
-            {
-                uri: "http://skos.um.es/unescothes/C01194/turtle",
-                mediaType: "text/turtle",
-            },
-        ],
-        checksum: "",
-    },
-}

test/testdata/ddo.json

@@ -166,18 +166,25 @@
           "name": "UK Weather information 2011",
           "type": "dataset",
           "description": "Weather information of UK including temperature and humidity",
-          "size": "3.1gb",
           "dateCreated": "2012-10-10T17:00:000Z",
           "author": "Met Office",
           "license": "CC-BY",
           "copyrightHolder": "Met Office",
-          "encoding": "UTF-8",
-          "compression": "zip",
-          "contentType": "text/csv",
           "workExample": "423432fsd,51.509865,-0.118092,2011-01-01T10:55:11+00:00,7.2,68",
           "contentUrls": [
             "https://testocnfiles.blob.core.windows.net/testfiles/testzkp.zip"
           ],
+          "files": [
+            {
+                "index": 0,
+                "url": "https://testocnfiles.blob.core.windows.net/testfiles/testzkp.zip",
+                "checksum": "085340abffh21495345af97c6b0e761",
+                "contentLength": 12324
+            },
+            {
+                "url": "https://testocnfiles.blob.core.windows.net/testfiles/testzkp2.zip"
+            }
+        ],
           "links": [
             {
               "name": "Sample of Asset Data",
@@ -191,16 +198,17 @@
             }
           ],
           "inLanguage": "en",
-          "tags": "weather, uk, 2011, temperature, humidity",
+          "categories": ["Economy", "Data Science"],
+          "tags": ["weather", "uk", "2011", "temperature", "humidity"],
           "price": 10
         },
         "curation": {
           "rating": 0.93,
           "numVotes": 123,
-          "schema": "Binary Votting"
+          "schema": "Binary Voting"
         },
         "additionalInformation": {
-          "updateFrecuency": "yearly",
+          "updateFrequency": "yearly",
           "structuredMarkup": [
             {
               "uri": "http://skos.um.es/unescothes/C01194/jsonld",