lbrypress/classes/LBRY_Daemon.php

383 lines
13 KiB
PHP

<?php
/**
* Main class for the Daemon setup
*
* @package LBRYPress
*/
defined('ABSPATH') || die(); // Exit if accessed directly
class LBRY_Daemon
{
/**
* The address of the Lbry Daemon
* @var string
*/
private $address = 'localhost:5279';
/**
* The Daemon Logger
* @var LBRY_Daemon_Logger
*/
public $logger = null;
/**
* LBRY Daemon Object constructor
*/
public function __construct()
{
$this->logger = new LBRY_Daemon_Logger();
}
/**
* Returns an unused address
* https://lbry.tech/api/sdk#address_unused
* @return string Unused wallet address in base58
*/
public function wallet_unused_address() {
try {
$result = $this->request( 'address_unused' );
return $result->result;
} catch ( LBRYDaemonException $e ) {
$this->logger->log( 'address_unused error', $e->getMessage() . ' | Code: ' . $e->getCode() );
LBRY()->notice->set_notice( 'error', 'Issue getting unused address.' );
return;
}
}
/**
* Returns an paginated array of Address lists
* https://lbry.tech/api/sdk#address_list
* @param int $page Pagination page number
* @return array Array of address lists linked to this account
*/
public function address_list( $page = 1 ) {
// Get 20 per page
$params = array(
'page' => $page,
'page_size' => 20
);
try {
$result = $this->request( 'address_list', $params );
return $result->result->items;
} catch ( LBRYDaemonException $e ) {
$this->logger->log( 'address_list error', $e->getMessage() . ' | Code: ' . $e->getCode() );
LBRY()->notice->set_notice( 'error', 'Issue getting address list.' );
return;
}
}
/**
* Returns the info about a claim can get supports and initial bid amount when claim created among other information about a claim.
* TODO Can be build out later to accept more params
* @param string $claim_id
* @return object $result
*/
public function claim_search( $claim_id )
{
$params = array(
'claim_id' => $claim_id,
// 'name' => $norm_name,
// 'claim_type' => $claim_type,
);
try {
$result = $this->request( 'claim_search', $params );
$this->logger->log( 'Claim Search Results: ' . print_r( $result->result, true ) );
return $result->result;
} catch ( LBRYDaemonException $e ) {
$this->logger->log( 'claim_search error', $e->getMessage() . ' | Code: ' . $e->getCode() );
LBRY()->notice->set_notice( 'error', 'Issue getting claim search info' );
return;
}
}
/**
* Returns the available balance of a current LBRY account
* https://lbry.tech/api/sdk#wallet_balance
* @param string $address Wallet Address
* @return object $wallet_balance Wallet Balance
*
*/
public function wallet_balance()
{
try { // Convert JSON string to an object
$result = $this->request( 'wallet_balance' );
return $result;
} catch (LBRYDaemonException $e) {
$this->logger->log('wallet_balance error', $e->getMessage() . ' | Code: ' . $e->getCode());
LBRY()->notice->set_notice('error', 'Issue getting wallet balance.');
return;
}
}
/**
* Returns a list of channels for this account
* https://lbry.tech/api/sdk#channel_list
* @param int $page Pagination page number
* @return array claim dictionary or null if empty
*/
public function channel_list( $page = 1 )
{
$params = array(
'page' => $page,
'page_size' => 20
);
try {
$result = $this->request( 'channel_list', $params )->result->items;
return empty( $result ) ? null : $result;
} catch ( LBRYDaemonException $e ) {
$this->logger->log( 'channel_list error', $e->getMessage() . ' | Code: ' . $e->getCode() );
LBRY()->notice->set_notice( 'error', 'Issue retrieving channel list.' );
return;
}
}
/**
* Create a claim for a new channel
* https://lbry.tech/api/sdk#channel_create
* @return array dictionary containing result of the request
*/
public function channel_new( $channel_name, $channel_bid )
{
// TODO: Sanitize channel name and bid
// Make sure no @ sign, as we will add that
if ( strpos( $channel_name, '@' ) ) {
throw new \Exception( 'Illegal character "@" in channel name', 1 );
}
// No white space allowed
if ( strpos( $channel_name, ' ' ) ) {
throw new \Exception( "No spaces allowed in channel name", 1 );
}
$channel_name = '@' . $channel_name;
try {
$result = $this->request(
'channel_create',
array(
'name' => $channel_name,
'bid' => $channel_bid
)
);
$this->logger->log( 'channel_create success!', 'Successfully created channel with result: ' . print_r( $result->result, true ) );
return $result->result;
} catch (LBRYDaemonException $e) {
$this->logger->log( 'channel_new error', $e->getMessage() . ' | Code: ' . $e->getCode() );
throw new \Exception( 'Issue creating new channel.', 1 );
return;
}
}
/**
* Edit an existing channel to add missing details
* https://lbry.tech/api/sdk#channel_update
* @return array dictionary containing result of the request
*/
public function channel_edit( $args )
{
try {
$result = $this->request(
'channel_update',
$args
);
$this->logger->log( 'channel_update success!', 'Successfully updated channel with result: ' . print_r( $result->result, true ) );
return $result->result;
} catch (LBRYDaemonException $e) {
$this->logger->log( 'channel_update error', $e->getMessage() . ' | Code: ' . $e->getCode() );
throw new \Exception( 'Issue updating channel.', 1 );
return;
}
}
/**
* Add supports to an existing claim
* https://lbry.tech/api/sdk#
* @return array dictionary containing result of the request
*/
public function supports_add( $claim_id, $supports_bid, $supporting_channel = null, $lbry_url = null )
{
try {
$result = $this->request(
'support_create',
array(
'claim_id' => $claim_id,
'channel_name' => $supporting_channel,
'amount' => $supports_bid
)
);
if ( $result ) {
if ( ( ($lbry_url) && ($lbry_url !== null ) ) ? $lbry_url : $lbry_url = $claim_id );
LBRY()->notice->set_notice(
'success', 'Successfully added supports for claim id: ' . esc_html__( $lbry_url, 'lbrypress' ) . '! Please allow a few minutes for the support to process.', true );
}
$this->logger->log( 'support_create success!', 'Successfully added support with result: ' . print_r( $result->result, true ) );
return $result->result;
} catch (LBRYDaemonException $e) {
$this->logger->log( 'support_create error', $e->getMessage() . ' | Code: ' . $e->getCode() );
throw new \Exception( 'Issue creating new support.', 1 );
return;
}
}
/**
* Returns the canonical URL for the supplied claim ID, null otherwise
* @param string $claim_id
* @return string Canonical URL, null if not found
*/
public function canonical_url( $claim_id = null )
{
if ( ! $claim_id ) {
return null;
}
try {
$result = $this->request(
'claim_search',
array(
'claim_id' => $claim_id,
'no_totals' => true
)
);
$items = $result->result->items;
if ( ! $items ) {
return null;
}
return $items[0]->canonical_url;
} catch ( LBRYDaemonException $e ) {
$this->logger->log( 'canonical_url error', $e->getMessage() . ' | Code: ' . $e->getCode() );
return;
}
}
/**
* Publishes a post to the LBRY Network
* https://lbry.tech/api/sdk#publish
* @param array $args An array containing necessary data for publish post
*
* Available params:
* ['name', 'bid', 'file_path', 'title', 'description', 'language', 'license', 'channel_id', 'thumbnail']
*
* @return object $result
*/
public function publish( $args )
{
try {
$result = $this->request(
'publish',
$args
);
$this->logger->log( 'publish success!', 'Successfully published post with result: ' . print_r( $result->result, true ) );
return $result->result;
} catch ( LBRYDaemonException $e ) {
$this->logger->log('publish error', $e->getMessage() . ' | Code: ' . $e->getCode() );
LBRY()->notice->set_notice( 'error', 'Issue publishing / updating post to LBRY Network.' );
return;
}
}
/**
* Sends a cURL request to the LBRY Daemon
* @param string $method The method to call on the LBRY API
* @param array $params The Parameters to send the LBRY API Call
* @return string The cURL response
*/
private function request( $method, $params = array() )
{
// JSONify our request data
$data = array(
'method' => $method,
'params' => $params
);
$data = json_encode( $data );
// Send it via curl
$ch = curl_init();
curl_setopt( $ch, CURLOPT_URL, $this->address );
curl_setopt( $ch, CURLOPT_POST, true );
curl_setopt( $ch, CURLOPT_POSTFIELDS, $data );
curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true );
curl_setopt( $ch, CURLOPT_HTTPHEADER, array( 'Content-Type: application/json' ) );
curl_setopt( $ch, CURLOPT_AUTOREFERER, false );
curl_setopt( $ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1 );
curl_setopt( $ch, CURLOPT_HEADER, 0 );
$result = curl_exec( $ch );
$response_code = curl_getinfo( $ch, CURLINFO_RESPONSE_CODE );
curl_close( $ch );
if ( $response_code != '200' ) {
$this->logger->log( "Damon Connection Issue", "Daemon connection returned response code $response_code" );
throw new LBRYDaemonException( "Daemon Connection Issue", $response_code );
}
$result = json_decode( $result );
$this->check_for_errors( $result );
return $result;
}
/**
* Checks for errors in decoded daemon response and throws an exception if it finds one
* @param $response
*/
private function check_for_errors( $response )
{
if ( property_exists( $response, 'error' ) ) {
$message = $response->error->message;
$code = $response->error->code;
$this->logger->log( "Daemon error code $code", $message );
throw new LBRYDaemonException( $message, $code );
}
}
/**
* Temporary placeholder function for daemon. Not currently in use.
* @return [type] [description]
*/
// private function download_daemon()
// {
// $output_filename = "lbrydaemon";
//
// // HACK: Shouldn't just directly download, need to know OS, etc
// // TODO: Make sure we are only installing if not there or corrupted
// $host = "http://build.lbry.io/daemon/build-6788_commit-5099e19_branch-lbryum-refactor/mac/lbrynet";
// $fp = fopen(LBRY_URI . '/' . $output_filename, 'w+');
// $ch = curl_init();
// curl_setopt($ch, CURLOPT_URL, $host);
// curl_setopt($ch, CURLOPT_VERBOSE, 1);
// curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
// curl_setopt($ch, CURLOPT_FILE, $fp);
// curl_setopt($ch, CURLOPT_AUTOREFERER, false);
// curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
// curl_setopt($ch, CURLOPT_HEADER, 0);
//
// $result = curl_exec($ch);
// curl_close($ch);
// fclose($fp);
//
// $filepath = LBRY_URI . '/' . $output_filename;
//
// `chmod +x {$filepath}`;
// error_log(`{$filepath} status`);
// `{$filepath} start &`;
// }
}
class LBRYDaemonException extends Exception
{
public function __contstruct($message = '', $code = 0, Exception $previous = null)
{
parent::__construct($message, $code, $previous);
}
}