/**
* Method to handle the Subscription Verification
*/
public function verifySubscription()
{
// Grab the JSON Payload being sent from the Hub and Decode it
$jsonPayload = file_get_contents('php://input');
$json = json_decode($jsonPayload);
// Perform a GET Request using Guzzle on the SubscribeURL that JSON Payload sent
$verificationResponse = $this->guzzleClient->get($json->SubscribeURL);
// Check if Response is 200, 202 or 204 and add a log message otherwise log error message
if (in_array($verificationResponse->getStatusCode(), array(200, 202, 204))) {
$this->current_options['subscription_status'] = 'Subscribed';
update_option($this->option_name, $this->current_options);
HubLogger::log('Positive answer from Subscription Verification. You are now Subscribed', $verificationResponse->getStatusCode());
header('HTTP/1.1 200 "Found"', null, 200);
} else {
HubLogger::error('Error from Subscription Verification', $verificationResponse->getStatusCode());
header('HTTP/1.1 404 "Not Found"', null, 404);
}
}
/**
* Download Images from URL
*
* @param string $href
* @param bool $inline_image
* @param string|int $image_counter
*
* @return array
*/
private function handleImageUpload($href, $inline_image = false, $image_counter = '')
{
if ($inline_image === false) {
switch (true) {
case strpos($href, '440x220'):
$image_option = 'thumbnail_image';
break;
case strpos($href, '1280x490'):
$image_option = 'hero_image';
break;
case strpos($href, '760x320'):
$image_option = 'full_image';
break;
case strpos($href, '.main_image'):
$image_option = 'main_image';
break;
}
}
// Image XML
// Originally done directly with simplexml_load_file, but due to server problems, it's now with curl
// $image_xml = simplexml_load_file((string) $href, null, LIBXML_NOCDATA);
$path = $href;
// URL which contains an XML with the image info
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $path);
curl_setopt($ch, CURLOPT_FAILONERROR, 1);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 35);
curl_setopt($ch, CURLOPT_TIMEOUT, 35);
$returned = curl_exec($ch);
$httpcode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
if ($returned === false) {
$curl_error = curl_error($ch) . "\nHTTP_CODE: " . $httpcode . "\n\n";
}
curl_close($ch);
// check $image_xml === False on failure
$image_xml = simplexml_load_string($returned, 'SimpleXMLElement', LIBXML_NOCDATA);
if ($image_xml === false) {
$error_msg = "Failed loading Image XML\n";
$error_msg .= "\tDATA: " . $returned . "\n";
foreach (libxml_get_errors() as $error) {
$error_msg .= "\t" . $error->message;
}
HubLogger::error($error_msg);
// Send Email to admin
$email_subject = "TLS Article Importer Error - Failed loading Image XML";
wp_mail($this->admin_email, $email_subject, $error_msg);
return false;
}
$imageCpiNamespace = $image_xml->children('cpi', true);
$image_url = (string) $image_xml->link->attributes()->href;
$image_type = explode('/', $image_xml->link->attributes()->type);
$image_extension = array_pop($image_type);
$image_title = !empty($image_xml->title) ? (string) $image_xml->title : (string) $imageCpiNamespace->description;
if (empty($image_title)) {
$length = 10;
$image_title = substr(str_shuffle("0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"), 0, $length);
}
//USE CURL
$file_array = $this->tls_get_remote_img($image_url, $image_title . '.' . $image_extension);
$image_upload_id = media_handle_sideload($file_array, 0, $image_title);
// Check for handle sideload errors.
if (empty($image_upload_id) || is_wp_error($image_upload_id)) {
//@unlink( $file_array['tmp_name'] );
$errors = $image_upload_id->get_error_messages();
$error_msg = "Failed downloading image: " . $image_url . "\n";
foreach ($errors as $error) {
$error_msg .= "\t" . $error;
}
HubLogger::error($error_msg);
// Send Email to admin
$email_subject = "TLS Article Importer Error - Failed downloading image: " . $image_url;
wp_mail($this->admin_email, $email_subject, $error_msg);
}
if ($inline_image === false && empty($image_option)) {
return null;
}
// Save Image Alt Text
$image_alttext = !empty($imageCpiNamespace->alttext) ? (string) $imageCpiNamespace->alttext : $image_title;
update_post_meta($image_upload_id, '_wp_attachment_image_alt', $image_alttext);
// Save Custom Attachment Metadata
$attachment_custom_metadata = array('field_5523b88f78941' => (string) $imageCpiNamespace->caption, 'field_5523b8017893e' => (string) $imageCpiNamespace->copyright, 'field_5523b84b7893f' => (string) $imageCpiNamespace->credit, 'field_5523b85578940' => (string) $imageCpiNamespace->photographer);
$this->saveArticleCustomFields($attachment_custom_metadata, $image_upload_id);
// If it is an inline image and the counter is not null then return Attachment ID with image counter
if ($inline_image === true && $image_counter !== '') {
return array($image_counter . '_attachment_id' => $image_upload_id);
}
return array($image_option . '_attachment_id' => $image_upload_id);
}