/ 
WebService-RESTCountries-0.3
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/ WebService::RESTCountries

NAME

WebService::RESTCountries - A Perl module to interface with the REST Countries (restcountries.eu) webservice.

SYNOPSIS

use WebService::RESTCountries;

my $api = WebService::RESTCountries->new;
$api->search_all();

DESCRIPTION

WebService::RESTCountries is a Perl client helper library for the REST Countries API (restcountries.eu).

DEVELOPMENT

Source repo at https://github.com/kianmeng/webservice-restcountries.

Docker

If you have Docker installed, you can build your Docker container for this project.

$ docker build -t webservice-restcountries .
$ docker run -it -v $(pwd):/root webservice-restcountries bash
# cpanm --installdeps --notest .

Milla

Setting up the required packages.

$ milla authordeps --missing | cpanm
$ milla listdeps --missing | cpanm

Check you code coverage.

$ milla cover

Several ways to run the test.

$ milla test
$ milla test --author --release
$ AUTHOR_TESTING=1 RELEASE_TESTING=1 milla test
$ AUTHOR_TESTING=1 RELEASE_TESTING=1 milla run prove t/01_instantiation.t
$ LOGGING=1 milla run prove t/t/02_request.t

Release the module.

$ milla build
$ milla release

METHODS

new([%$args])

Construct a new WebService::RESTCountries instance. Optionally takes a hash or hash reference.

# Instantiate the class.
my $api = WebService::RESTCountries->new;

api_url

The URL of the API resource.

# Instantiate the class by setting the URL of the API endpoints.
my $api = WebService::RESTCountries->new(api_url => 'https://example.com/v2/');

# Set through method.
$api->api_url('https://example.com/v2/');

cache

The cache engine used to cache the web service API calls. By default, it uses file-based caching.

# Instantiate the class by setting the cache engine.
my $api = WebService::RESTCountries->new(
    CHI->new(
        driver => 'File',
        namespace => 'restcountries',
        root_dir => $ENV{PWD} . '/tmp/cache/'
    )
);

# Set through method.
$api->cache(CHI->new(
    driver => 'File',
    namespace => 'restcountries',
    root_dir => $ENV{PWD} . '/tmp/cache/'
));

fields

Show the country data in specified fields. Do this before making any webservice calls.

# Instantiate the class by setting the selected fields.
my $api = WebService::RESTCountries->new(fields => ['capital', 'currencies', 'name']);

# Set through method.
$api->fields(['capital', 'currencies', 'name']);
my $counties = $api->search_all();

ping()

Check whether the API endpoint is currently up.

# Returns 1 if up and 0 otherwise.
$api->ping();

download([$file_name])

Download the whole countries data as JSON file. Optional path and file name.

# Using default path and file name.
$api->download();

# Using specific path and file name.
$api->download('/tmp/countries.json');

Check whether the API endpoint is currently up.

# Returns 1 if up and 0 otherwise.
$api->ping();

search_all()

Get all the countries. Basically just pull the whole data in JSON format.

$api->search_all();

search_by_calling_code($calling_code)

Get the details of a country by its calling code, the prefixes for the country phone numbers.

$api->search_by_calling_code('60');

search_by_capital_city($capital_city)

Get the details of a country by its capital city.

# Full name.
$api->search_by_capital_city("Kuala Lumpur");

# Partial name.
$api->search_by_capital_city("Kuala");

search_by_country_code($country_code)

Get the details of a country by its ISO 3166 two-letters or three-letters country code.

# Two-letters.
$api->search_by_country_code("MY");

# Three-letters.
$api->search_by_country_code("MYS");

search_by_country_codes($country_codes)

Get the list of country by multiple ISO 3166 two-letters or three-letters country codes.

# Two-letters.
$api->search_by_country_codes(['MY', 'SG']);

# Three-letters.
$api->search_by_country_codes(['MYS', 'SGP']);

search_by_country_full_name($full_name)

Get the details of a country by its full name.

$api->search_by_country_full_name("São Tomé and Príncipe");

search_by_country_name($name)

Get the details of a country by name, either by native or partial name.

# Native name.
$api->search_by_country_name("Malaysia");

# Partial name.
$api->search_by_country_name("Malays");

search_by_currency($currency)

Get the details of a country by ISO 4217 currency code.

$api->search_by_currency("MYR");

search_by_language_code($language_code)

Get the details of the a country by ISO 639-1 language code.

$api->search_by_language_code("ms");

search_by_region($region)

Get list of country by region: Africa, Americas, Asia, Europe, Oceania. Region name is case insensitive.

$api->search_by_region("Asia");
$api->search_by_region("asia");

search_by_regional_bloc($regional_bloc)

Get list of country by regional bloc: EU, EFTA, CARICOM, PA, AU, USAN, EEU, AL, ASEAN, CAIS, CEFTA, NAFTA, SAARC. Regional bloc name is case insensitive.

$api->search_by_region_bloc("EU");
$api->search_by_regional_bloc("asean");

COPYRIGHT AND LICENSE

This software is Copyright (c) 2018 by Kian Meng, Ang.

This is free software, licensed under:

The Artistic License 2.0 (GPL Compatible)

AUTHOR

Kian Meng, Ang <kianmeng@users.noreply.github.com>