<?php


function get_ICD_Info($code){

	$uri = 'https://id.who.int/icd/entity/search?q='.$code;

	//Create Token Start
	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL, ICD_TOKEN_ENPOINT);
	curl_setopt($ch, CURLOPT_POST, TRUE);
	curl_setopt($ch, CURLOPT_POSTFIELDS, array(
			'client_id' => ICD_CLIENT_ID,
			'client_secret' => ICD_CLIENT_SECRET,
			'scope' => ICD_SCOPE,
			'grant_type' => ICD_GRANT_TYPE
	));
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); // set curl without result echo
	$result = curl_exec($ch);
	curl_close($ch);
	
	$json_array = (json_decode($result, true));
	$token = $json_array['access_token'];
	$_SESSION['token'] = $token;
	//Create Token END

	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL, $uri);
	curl_setopt($ch, CURLOPT_HTTPHEADER, array(
			'Authorization: Bearer '.$token,
			'Accept: application/json',
			'Accept-Language: en',
			'API-Version: v2'
	));			
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); // set curl without result echo
	$api_response = curl_exec($ch);
	$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);		
	curl_close($ch);
				
	//return $http_code;
	$res=json_decode($api_response);
	$i=0;
	foreach($res->destinationEntities as $enty){
		//print_r($enty);

		$output[$i]['id']=$enty->id;
		$output[$i]['title']=$enty->title;
		$i++;
	}
	return $output;
	//return $res;
	//return $output->destinationEntities;
}

function get_ICD_ById($id){

	
	$uri = 'https://id.who.int/icd/entity/'.$id;

	//Create Token Start
	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL, ICD_TOKEN_ENPOINT);
	curl_setopt($ch, CURLOPT_POST, TRUE);
	curl_setopt($ch, CURLOPT_POSTFIELDS, array(
			'client_id' => ICD_CLIENT_ID,
			'client_secret' => ICD_CLIENT_SECRET,
			'scope' => ICD_SCOPE,
			'grant_type' => ICD_GRANT_TYPE
	));
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); // set curl without result echo
	$result = curl_exec($ch);
	curl_close($ch);
	
	$json_array = (json_decode($result, true));
	$token = $json_array['access_token'];
	$_SESSION['token'] = $token;
	//Create Token END

	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL, $uri);
	curl_setopt($ch, CURLOPT_HTTPHEADER, array(
			'Authorization: Bearer '.$token,
			'Accept: application/json',
			'Accept-Language: en',
			'API-Version: v2'
	));			
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); // set curl without result echo
	$api_response = curl_exec($ch);
	$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);		
	curl_close($ch);
				
	//return $http_code;
	$res=json_decode($api_response);
	//return $output;
	$output=(array)$res->title;
	//return $output->destinationEntities;
	return $output['@value'];
}
?>