170 lines
5.5 KiB
PHP
170 lines
5.5 KiB
PHP
<?php
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declare(strict_types=1);
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namespace App\Webhook\Connector;
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use App\Entity;
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use GuzzleHttp\Exception\TransferException;
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use Monolog\Level;
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/*
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* https://discordapp.com/developers/docs/resources/webhook#execute-webhook
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*
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* JSON/Form Params
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* content string the message contents (up to 2000 characters) one of content, file, embeds
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* username string override the default username of the webhook false
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* avatar_url string override the default avatar of the webhook false
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* tts bool true if this is a TTS message false
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* file file contents the contents of the file being sent one of content, file, embeds
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* embeds array of embed objects embedded rich content one of content, file, embeds
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*
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* Embed Structure
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* title string title of embed
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* type string type of embed (always "rich" for webhook embeds)
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* description string description of embed
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* url string url of embed
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* timestamp ISO8601 timestamp timestamp of embed content
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* color integer color code of the embed
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* footer embed footer object footer information
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* image embed image object image information
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* thumbnail embed thumbnail object thumbnail information
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* video embed video object video information
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* provider embed provider object provider information
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* author embed author object author information
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* fields array of embed field objects fields information
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*
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* Embed Footer Structure
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* text string footer text
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* icon_url string url of footer icon (only supports http(s) and attachments)
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* proxy_icon_url string a proxied url of footer icon
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*
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* Embed Thumbnail Structure
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* url string source url of thumbnail (only supports http(s) and attachments)
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* proxy_url string a proxied url of the thumbnail
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* height integer height of thumbnail
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* width integer width of thumbnail
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*
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* Embed Provider Structure
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* name string name of provider
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* url string url of provider
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*
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* Embed Footer Structure
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* text string footer text
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* icon_url string url of footer icon (only supports http(s) and attachments)
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* proxy_icon_url string a proxied url of footer icon
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*
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* Embed Field Structure
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* name string name of the field
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* value string value of the field
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* inline bool whether or not this field should display inline
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*/
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final class Discord extends AbstractConnector
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{
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public const NAME = 'discord';
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/**
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* @inheritDoc
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*/
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public function dispatch(
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Entity\Station $station,
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Entity\StationWebhook $webhook,
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Entity\Api\NowPlaying\NowPlaying $np,
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array $triggers
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): bool {
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$config = $webhook->getConfig();
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$webhook_url = $this->getValidUrl($config['webhook_url'] ?? '');
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if (empty($webhook_url)) {
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$this->logger->error('Webhook ' . self::NAME . ' is missing necessary configuration. Skipping...');
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return false;
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}
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$raw_vars = [
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'content' => $config['content'] ?? '',
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'title' => $config['title'] ?? '',
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'description' => $config['description'] ?? '',
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'url' => $config['url'] ?? '',
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'author' => $config['author'] ?? '',
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'thumbnail' => $config['thumbnail'] ?? '',
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'footer' => $config['footer'] ?? '',
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];
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$vars = $this->replaceVariables($raw_vars, $np);
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// Compose webhook
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$embed = array_filter(
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[
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'title' => $vars['title'] ?? '',
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'description' => $vars['description'] ?? '',
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'url' => $this->getValidUrl($vars['url']) ?? '',
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'color' => 2201331, // #2196f3
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]
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);
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if (!empty($vars['author'])) {
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$embed['author'] = [
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'name' => $vars['author'],
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];
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}
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if (!empty($vars['thumbnail']) && $this->getImageUrl($vars['thumbnail'])) {
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$embed['thumbnail'] = [
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'url' => $this->getImageUrl($vars['thumbnail']),
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];
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}
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if (!empty($vars['footer'])) {
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$embed['footer'] = [
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'text' => $vars['footer'],
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];
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}
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$webhook_body = [];
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$webhook_body['content'] = $vars['content'] ?? '';
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// Don't include an embed if all relevant fields are empty.
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if (count($embed) > 1) {
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$webhook_body['embeds'] = [$embed];
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}
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// Dispatch webhook
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$this->logger->debug('Dispatching Discord webhook...');
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try {
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$response = $this->httpClient->request(
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'POST',
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$webhook_url,
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[
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'headers' => [
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'Content-Type' => 'application/json',
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],
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'json' => $webhook_body,
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]
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);
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$this->logger->addRecord(
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($response->getStatusCode() !== 204 ? Level::Error : Level::Debug),
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sprintf('Webhook %s returned code %d', self::NAME, $response->getStatusCode()),
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['message_sent' => $webhook_body, 'response_body' => $response->getBody()->getContents()]
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);
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} catch (TransferException $e) {
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$this->logger->error(sprintf('Error from Discord (%d): %s', $e->getCode(), $e->getMessage()));
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return false;
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}
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return true;
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}
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/** @noinspection HttpUrlsUsage */
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protected function getImageUrl(?string $url = null): ?string
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{
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$url = $this->getValidUrl($url);
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if (null !== $url) {
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return str_replace('http://', 'https://', $url);
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}
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return null;
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}
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}
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