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<?php
namespace Wallabag\CoreBundle\GuzzleSiteAuthenticator;
use BD\GuzzleSiteAuthenticator\SiteConfig\SiteConfig;
use BD\GuzzleSiteAuthenticator\SiteConfig\SiteConfigBuilder;
use Graby\SiteConfig\ConfigBuilder;
use OutOfRangeException;
class GrabySiteConfigBuilder implements SiteConfigBuilder
{
/**
* @var \Graby\SiteConfig\ConfigBuilder
*/
private $grabyConfigBuilder;
/**
* @var array
*/
private $credentials;
/**
* GrabySiteConfigBuilder constructor.
*
* @param \Graby\SiteConfig\ConfigBuilder $grabyConfigBuilder
* @param array $credentials
*/
public function __construct(ConfigBuilder $grabyConfigBuilder, array $credentials = [])
{
$this->grabyConfigBuilder = $grabyConfigBuilder;
$this->credentials = $credentials;
}
/**
* Builds the SiteConfig for a host.
*
* @param string $host The "www." prefix is ignored
*
* @return SiteConfig
*
* @throws OutOfRangeException If there is no config for $host
*/
public function buildForHost($host)
{
// required by credentials below
$host = strtolower($host);
if (substr($host, 0, 4) == 'www.') {
$host = substr($host, 4);
}
$config = $this->grabyConfigBuilder->buildForHost($host);
$parameters = [
'host' => $host,
'requiresLogin' => $config->requires_login ?: false,
'loginUri' => $config->login_uri ?: null,
'usernameField' => $config->login_username_field ?: null,
'passwordField' => $config->login_password_field ?: null,
'extraFields' => $this->processExtraFields($config->login_extra_fields),
'notLoggedInXpath' => $config->not_logged_in_xpath ?: null,
];
if (isset($this->credentials[$host])) {
$parameters['username'] = $this->credentials[$host]['username'];
$parameters['password'] = $this->credentials[$host]['password'];
}
return new SiteConfig($parameters);
}
/**
* Processes login_extra_fields config, transforming an '=' separated array of strings
* into a key/value array.
*
* @param array|mixed $extraFieldsStrings
*
* @return array
*/
protected function processExtraFields($extraFieldsStrings)
{
if (!is_array($extraFieldsStrings)) {
return [];
}
$extraFields = [];
foreach ($extraFieldsStrings as $extraField) {
if (strpos($extraField, '=') === false) {
continue;
}
list($fieldName, $fieldValue) = explode('=', $extraField, 2);
$extraFields[$fieldName] = $fieldValue;
}
return $extraFields;
}
}
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