<?php
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/*
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* This file is part of the overtrue/wechat.
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*
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* (c) overtrue <i@overtrue.me>
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*
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* This source file is subject to the MIT license that is bundled
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* with this source code in the file LICENSE.
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*/
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namespace EasyWeChat\BasicService\Jssdk;
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use EasyWeChat\Kernel\BaseClient;
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use EasyWeChat\Kernel\Exceptions\RuntimeException;
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use EasyWeChat\Kernel\Support;
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use EasyWeChat\Kernel\Traits\InteractsWithCache;
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/**
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* Class Client.
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*
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* @author overtrue <i@overtrue.me>
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*/
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class Client extends BaseClient
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{
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use InteractsWithCache;
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/**
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* @var string
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*/
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protected $ticketEndpoint = 'https://api.weixin.qq.com/cgi-bin/ticket/getticket';
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/**
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* Current URI.
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*
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* @var string
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*/
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protected $url;
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/**
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* Get config json for jsapi.
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*
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* @param array $jsApiList
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* @param bool $debug
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* @param bool $beta
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* @param bool $json
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*
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* @return array|string
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*
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* @throws \EasyWeChat\Kernel\Exceptions\InvalidConfigException
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* @throws \Psr\SimpleCache\InvalidArgumentException
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* @throws \EasyWeChat\Kernel\Exceptions\RuntimeException
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*/
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public function buildConfig(array $jsApiList, bool $debug = false, bool $beta = false, bool $json = true)
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{
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$config = array_merge(compact('debug', 'beta', 'jsApiList'), $this->configSignature());
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return $json ? json_encode($config) : $config;
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}
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/**
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* Return jsapi config as a PHP array.
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*
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* @param array $apis
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* @param bool $debug
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* @param bool $beta
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*
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* @return array
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*
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* @throws \EasyWeChat\Kernel\Exceptions\InvalidConfigException
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* @throws \Psr\SimpleCache\InvalidArgumentException
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* @throws \EasyWeChat\Kernel\Exceptions\RuntimeException
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*/
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public function getConfigArray(array $apis, bool $debug = false, bool $beta = false)
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{
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return $this->buildConfig($apis, $debug, $beta, false);
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}
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/**
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* Get js ticket.
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*
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* @param bool $refresh
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* @param string $type
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*
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* @return array
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*
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* @throws \EasyWeChat\Kernel\Exceptions\InvalidArgumentException
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* @throws \EasyWeChat\Kernel\Exceptions\InvalidConfigException
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* @throws \EasyWeChat\Kernel\Exceptions\RuntimeException
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* @throws \GuzzleHttp\Exception\GuzzleException
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* @throws \Psr\SimpleCache\InvalidArgumentException
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*/
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public function getTicket(bool $refresh = false, string $type = 'jsapi'): array
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{
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$cacheKey = sprintf('easywechat.basic_service.jssdk.ticket.%s.%s', $type, $this->getAppId());
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if (!$refresh && $this->getCache()->has($cacheKey)) {
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return $this->getCache()->get($cacheKey);
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}
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/** @var array<string, mixed> $result */
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$result = $this->castResponseToType(
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$this->requestRaw($this->ticketEndpoint, 'GET', ['query' => ['type' => $type]]),
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'array'
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);
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$this->getCache()->set($cacheKey, $result, $result['expires_in'] - 500);
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if (!$this->getCache()->has($cacheKey)) {
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throw new RuntimeException('Failed to cache jssdk ticket.');
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}
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return $result;
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}
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/**
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* Build signature.
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*
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* @param string|null $url
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* @param string|null $nonce
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* @param int|null $timestamp
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*
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* @return array
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*
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* @throws \EasyWeChat\Kernel\Exceptions\InvalidArgumentException
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* @throws \EasyWeChat\Kernel\Exceptions\InvalidConfigException
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* @throws \EasyWeChat\Kernel\Exceptions\RuntimeException
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* @throws \Psr\SimpleCache\InvalidArgumentException
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*/
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protected function configSignature(string $url = null, string $nonce = null, $timestamp = null): array
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{
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$url = $url ?: $this->getUrl();
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$nonce = $nonce ?: Support\Str::quickRandom(10);
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$timestamp = $timestamp ?: time();
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return [
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'appId' => $this->getAppId(),
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'nonceStr' => $nonce,
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'timestamp' => $timestamp,
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'url' => $url,
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'signature' => $this->getTicketSignature($this->getTicket()['ticket'], $nonce, $timestamp, $url),
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];
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}
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/**
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* Sign the params.
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*
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* @param string $ticket
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* @param string $nonce
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* @param int $timestamp
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* @param string $url
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*
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* @return string
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*/
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public function getTicketSignature($ticket, $nonce, $timestamp, $url): string
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{
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return sha1(sprintf('jsapi_ticket=%s&noncestr=%s×tamp=%s&url=%s', $ticket, $nonce, $timestamp, $url));
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}
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/**
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* @return string
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*/
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public function dictionaryOrderSignature()
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{
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$params = func_get_args();
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sort($params, SORT_STRING);
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return sha1(implode('', $params));
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}
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/**
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* Set current url.
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*
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* @param string $url
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*
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* @return $this
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*/
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public function setUrl(string $url)
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{
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$this->url = $url;
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return $this;
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}
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/**
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* Get current url.
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*
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* @return string
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*/
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public function getUrl(): string
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{
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if ($this->url) {
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return $this->url;
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}
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return Support\current_url();
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}
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/**
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* @return string
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*/
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protected function getAppId()
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{
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return $this->app['config']->get('app_id');
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}
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}
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