Timeseries API

API change history

WTO Data extraction API. You can use it to download in JSON or CSV format a larger data series or to integrate WTO Data into your web pages.
Comma separated values are considered inclusive (logical OR).

16. Products/sectors

Indicators cover goods (products) and services (sectors).

Try it

Request

Request URL

Request parameters

  • (optional)
    Default value : {string}
    string

    Product/sector name (or part of name)

  • (optional)
    Default value : all
    string

    Product/sector Classifications (comma separated codes). See Classifications.

  • (optional)
    Default value : 1
    integer

    Language id :

    • 1 : English
    • 2 : French
    • 3 : Spanish

Request headers

  • string
    Subscription key which provides access to this API. Found in your Profile.

Request body

Responses

200 OK

The list of products/sectors

Representations

[
  {
    "code": "string",
    "name": "string",
    "note": "string",
    "productClassification": "string",
    "codeUnique": "string",
    "displayOrder": 0,
    "hierarchy": "string"
  }
]
{
  "type": "array",
  "items": {
    "type": "object",
    "properties": {
      "code": {
        "type": "string",
        "description": "The code.",
        "nullable": true
      },
      "name": {
        "type": "string",
        "description": "The name.",
        "nullable": true
      },
      "note": {
        "type": "string",
        "description": "The note.",
        "nullable": true
      },
      "productClassification": {
        "type": "string",
        "description": "The ApiTimeSeries.Models.Product.ProductClassification code.",
        "nullable": true
      },
      "codeUnique": {
        "type": "string",
        "description": "The unique code. Contains ApiTimeSeries.Models.Product.ProductClassification + ApiTimeSeries.Models.Product.Code",
        "nullable": true
      },
      "displayOrder": {
        "type": "integer",
        "description": "The display order.",
        "format": "int32",
        "nullable": true
      },
      "hierarchy": {
        "type": "string",
        "description": "The hierarchy.",
        "nullable": true
      }
    },
    "additionalProperties": false,
    "description": "Product model."
  }
}

400 Bad Request

Validation errors

Representations

{
  "title": "string",
  "status": 0,
  "errors": {}
}
{
  "type": "object",
  "properties": {
    "title": {
      "type": "string",
      "description": "A short, human-readable summary of the problem type.It SHOULD NOT change from\r\n            occurrence to occurrence of the problem, except for purposes of localization(e.g.,\r\n            using proactive content negotiation; see[RFC7231], Section 3.4).",
      "nullable": true
    },
    "status": {
      "type": "integer",
      "description": "The HTTP status code([RFC7231], Section 6) generated by the origin server for this occurrence of the problem.",
      "format": "int32",
      "nullable": true
    },
    "errors": {
      "type": "object",
      "additionalProperties": {
        "type": "array",
        "items": {
          "type": "string"
        }
      },
      "description": "Gets the validation errors associated with this instance of Microsoft.AspNetCore.Mvc.ValidationProblemDetails.",
      "nullable": true,
      "readOnly": true
    }
  },
  "additionalProperties": false,
  "description": "Class inspired from Microsoft.AspNetCore.Mvc.ValidationProblemDetails to display only the returned fields in the result"
}

Code samples

library(httr)
library(jsonlite)

headers = c(
    # Request headers
    'Ocp-Apim-Subscription-Key' = '{subscription key}'
    )

params = list()
# Request parameters
params['name'] = '{string}'
params['pc'] = 'all'
params['lang'] = '1'


resp <- GET(paste0("https://api.wto.org/timeseries/v1/products?"
                   , paste0(names(params),'=',params,collapse = "&")),
                   add_headers(headers))

if(!http_error(resp)){
  jsonRespText<-fromJSON(rawToChar(content(resp,encoding = 'UTF-8')))$Dataset
  jsonRespText
}else{
  stop('Error in Response')
}
using System;
using System.Net.Http.Headers;
using System.Text;
using System.Net.Http;
using System.Web;

namespace CSHttpClientSample
{
    static class Program
    {
        static void Main()
        {
            MakeRequest();
            Console.WriteLine("Hit ENTER to exit...");
            Console.ReadLine();
        }
        
        static async void MakeRequest()
        {
            var client = new HttpClient();
            var queryString = HttpUtility.ParseQueryString(string.Empty);

            // Request headers
            client.DefaultRequestHeaders.Add("Ocp-Apim-Subscription-Key", "{subscription key}");

            // Request parameters
            queryString["name"] = "{string}";
            queryString["pc"] = "all";
            queryString["lang"] = "1";
            var uri = "https://api.wto.org/timeseries/v1/products?" + queryString;

            var response = await client.GetAsync(uri);
        }
    }
}	
// // This sample uses the Apache HTTP client from HTTP Components (http://hc.apache.org/httpcomponents-client-ga/)
import java.net.URI;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;

public class JavaSample 
{
    public static void main(String[] args) 
    {
        HttpClient httpclient = HttpClients.createDefault();

        try
        {
            URIBuilder builder = new URIBuilder("https://api.wto.org/timeseries/v1/products");

            builder.setParameter("name", "{string}");
            builder.setParameter("pc", "all");
            builder.setParameter("lang", "1");

            URI uri = builder.build();
            HttpGet request = new HttpGet(uri);
            request.setHeader("Ocp-Apim-Subscription-Key", "{subscription key}");


            // Request body
            StringEntity reqEntity = new StringEntity("{body}");
            request.setEntity(reqEntity);

            HttpResponse response = httpclient.execute(request);
            HttpEntity entity = response.getEntity();

            if (entity != null) 
            {
                System.out.println(EntityUtils.toString(entity));
            }
        }
        catch (Exception e)
        {
            System.out.println(e.getMessage());
        }
    }
}

<!DOCTYPE html>
<html>
<head>
    <title>JSSample</title>
    <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.0/jquery.min.js"></script>
</head>
<body>

<script type="text/javascript">
    $(function() {
        var params = {
            // Request parameters
            "name": "{string}",
            "pc": "all",
            "lang": "1",
        };
      
        $.ajax({
            url: "https://api.wto.org/timeseries/v1/products?" + $.param(params),
            beforeSend: function(xhrObj){
                // Request headers
                xhrObj.setRequestHeader("Ocp-Apim-Subscription-Key","{subscription key}");
            },
            type: "GET",
            // Request body
            data: "{body}",
        })
        .done(function(data) {
            alert("success");
        })
        .fail(function() {
            alert("error");
        });
    });
</script>
</body>
</html>
#import <Foundation/Foundation.h>

int main(int argc, const char * argv[])
{
    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
    
    NSString* path = @"https://api.wto.org/timeseries/v1/products";
    NSArray* array = @[
                         // Request parameters
                         @"entities=true",
                         @"name={string}",
                         @"pc=all",
                         @"lang=1",
                      ];
    
    NSString* string = [array componentsJoinedByString:@"&"];
    path = [path stringByAppendingFormat:@"?%@", string];

    NSLog(@"%@", path);

    NSMutableURLRequest* _request = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:path]];
    [_request setHTTPMethod:@"GET"];
    // Request headers
    [_request setValue:@"{subscription key}" forHTTPHeaderField:@"Ocp-Apim-Subscription-Key"];
    // Request body
    [_request setHTTPBody:[@"{body}" dataUsingEncoding:NSUTF8StringEncoding]];
    
    NSURLResponse *response = nil;
    NSError *error = nil;
    NSData* _connectionData = [NSURLConnection sendSynchronousRequest:_request returningResponse:&response error:&error];

    if (nil != error)
    {
        NSLog(@"Error: %@", error);
    }
    else
    {
        NSError* error = nil;
        NSMutableDictionary* json = nil;
        NSString* dataString = [[NSString alloc] initWithData:_connectionData encoding:NSUTF8StringEncoding];
        NSLog(@"%@", dataString);
        
        if (nil != _connectionData)
        {
            json = [NSJSONSerialization JSONObjectWithData:_connectionData options:NSJSONReadingMutableContainers error:&error];
        }
        
        if (error || !json)
        {
            NSLog(@"Could not parse loaded json with error:%@", error);
        }
        
        NSLog(@"%@", json);
        _connectionData = nil;
    }
    
    [pool drain];

    return 0;
}
<?php
// This sample uses the Apache HTTP client from HTTP Components (http://hc.apache.org/httpcomponents-client-ga/)
require_once 'HTTP/Request2.php';

$request = new Http_Request2('https://api.wto.org/timeseries/v1/products');
$url = $request->getUrl();

$headers = array(
    // Request headers
    'Ocp-Apim-Subscription-Key' => '{subscription key}',
);

$request->setHeader($headers);

$parameters = array(
    // Request parameters
    'name' => '{string}',
    'pc' => 'all',
    'lang' => '1',
);

$url->setQueryVariables($parameters);

$request->setMethod(HTTP_Request2::METHOD_GET);

// Request body
$request->setBody("{body}");

try
{
    $response = $request->send();
    echo $response->getBody();
}
catch (HttpException $ex)
{
    echo $ex;
}

?>
########### Python 2.7 (for Python 3.2 please scroll) #############
import httplib, urllib, base64

headers = {
    # Request headers
    'Ocp-Apim-Subscription-Key': '{subscription key}',
}

params = urllib.urlencode({
    # Request parameters
    'name': '{string}',
    'pc': 'all',
    'lang': '1',
})

try:
    conn = httplib.HTTPSConnection('api.wto.org')
    conn.request("GET", "/timeseries/v1/products?%s" % params, "{body}", headers)
    response = conn.getresponse()
    data = response.read()
    print(data)
    conn.close()
except Exception as e:
    print("[Errno {0}] {1}".format(e.errno, e.strerror))

####################################

########### Python 3.2 #############
import http.client, urllib.request, urllib.parse, urllib.error, base64

headers = {
    # Request headers
    'Ocp-Apim-Subscription-Key': '{subscription key}',
}

params = urllib.parse.urlencode({
    # Request parameters
    'name': '{string}',
    'pc': 'all',
    'lang': '1',
})

try:
    conn = http.client.HTTPSConnection('api.wto.org')
    conn.request("GET", "/timeseries/v1/products?%s" % params, "{body}", headers)
    response = conn.getresponse()
    data = response.read()
    print(data)
    conn.close()
except Exception as e:
    print("[Errno {0}] {1}".format(e.errno, e.strerror))

####################################
require 'net/http'

uri = URI('https://api.wto.org/timeseries/v1/products')

query = URI.encode_www_form({
    # Request parameters
    'name' => '{string}',
    'pc' => 'all',
    'lang' => '1'
})
if query.length > 0
  if uri.query && uri.query.length > 0
    uri.query += '&' + query
  else
    uri.query = query
  end
end

request = Net::HTTP::Get.new(uri.request_uri)
# Request headers
request['Ocp-Apim-Subscription-Key'] = '{subscription key}'
# Request body
request.body = "{body}"

response = Net::HTTP.start(uri.host, uri.port, :use_ssl => uri.scheme == 'https') do |http|
    http.request(request)
end

puts response.body