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