lbrypress/classes/LBRY_Speech.php

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<?php
/**
* Connects to an spee.ch style server to host assets via the LBRY Protocol
*
* Visit https://github.com/lbryio/spee.ch for more info
*
* @package LBRYPress
*/
class LBRY_Speech
{
/**
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* HTML Parser
* @var LBRY_Speech_Parser
*/
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private $parser = null;
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public function __construct()
{
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$this->parser = new LBRY_Speech_Parser();
add_action('save_post', array($this, 'upload_attachments'));
}
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/**
* Checks to see if we need to rewrite URLS, does if necessary
*/
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public function maybe_rewrite_urls()
{
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// See if we have a Spee.ch URL and if we are on the front-end
$speech_url = get_option(LBRY_SETTINGS)[LBRY_SPEECH];
if ($speech_url != '' && !is_admin()) {
ob_start(array($this->parser, 'rewrite'));
}
}
/**
* Uploads assets to the speech server
* @param int $post_id The ID of the post to
* @return bool True if successful, false if not or if no Speech URL available
*/
// TODO: set up error reporting
public function upload_attachments($post_id)
{
$speech_url = get_option(LBRY_SETTINGS)[LBRY_SPEECH];
// Die if we don't have a spee.ch url
if (!$speech_url || $speech_url === '') {
return false;
}
$attachments = $this->find_attachments($post_id);
if ($attachments) {
foreach ($attachments as $attachment) {
error_log(print_r($attachment, true));
// TODO: set post meta to see if already uploaded
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$file_url = get_attached_file($attachment->ID);
$cfile = new CURLFile($file_url, $attachment->post_mime_type, $attachment->post_name . '.jpg');
$params = array(
'name' => $attachment->post_name,
'file' => $cfile,
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'title' => $attachment->post_title,
'type' => $attachment->post_mime_type
);
$result = $this->request('publish', $params);
error_log(print_r($result, true));
}
}
}
/**
* Finds all media attached to a post
* @param int $post_id The post to search
* @return array An array of WP_Post Objects, or false if none found
*/
protected function find_attachments($post_id)
{
// Get all attachments
$attachments = get_posts(array(
'post_type' => 'attachment',
'numberposts' => -1,
'post_status' => 'any',
'post_parent' => $post_id,
));
// Return attachments arary
if ($attachments) {
return $attachments;
} else {
return false;
}
}
/**
* Sends a cURL request to the Speech URL
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* @param string $method The method to call on the Speech API
* @param array $params The Parameters to send the Speech API Call
* @return string The cURL response
*/
private function request($method, $params = array())
{
$speech_url = get_option(LBRY_SETTINGS)[LBRY_SPEECH];
// Die if no URL
if (!$speech_url) {
return;
}
$address = $speech_url . '/api/claim/' . $method;
error_log(print_r($params, true));
// Send it via curl
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $address);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $params);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_AUTOREFERER, false);
curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
curl_setopt($ch, CURLOPT_SAFE_UPLOAD, true);
curl_setopt($ch, CURLOPT_HEADER, false);
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$result = curl_exec($ch);
curl_close($ch);
return json_decode($result);
}
}