/**
* Executes the data retrieval from the external API.
* The results from the external API are read, and the individual values are assigned to the array $returnFields, on the key present in the $fieldMappings array. in case there's no mapping for the field to be returned, it will stay with blanks.
* @param string
* @return mixed (JSON, array)
*/
public function getInformationFromProvider()
{
$apiInfo = file_get_contents(str_replace(self::$ipPlaceholder, $this->ipAddress->getIpAddress(), $this->apiUrl), true);
if ($apiInfo !== false) {
$decodedApiInfo = json_decode($apiInfo, true);
foreach ($this->returnFields as $valueKey => $keyValue) {
if (array_key_exists($valueKey, $this->fieldMappings) === true) {
$keyFromApi = $this->fieldMappings[$valueKey];
if (array_key_exists($keyFromApi, $decodedApiInfo) === true) {
$this->returnFields[$valueKey] = $decodedApiInfo[$keyFromApi];
}
}
}
}
}
/**
* Tests if IpAddress class can set the ip address from the value of an external API.
* This is the third and last way the class has to set the ip address.
*/
public function testIpFromExternalAPI()
{
$ip = new IpAddress();
$this->assertNotEquals('', $ip->getIpAddress());
}