forked from leftypol/leftypol
65 lines
1.6 KiB
PHP
65 lines
1.6 KiB
PHP
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<?php
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namespace Vichan\Services\Embed;
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use RuntimeException;
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use Vichan\Context;
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use Vichan\Data\Driver\LogDriver;
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class EmbedService {
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private array $tuples;
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private LogDriver $log;
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public function __construct(LogDriver $log) {
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$this->log = $log;
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}
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/**
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* Undocumented function
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*
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* @param Context $ctx
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* @param string $rawText
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* @return void
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*/
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public function matchEmbed(Context $ctx, string $rawText) {
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if (\filter_var($rawText, \FILTER_VALIDATE_URL) === false) {
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return null;
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}
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$rawText = \trim($rawText);
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foreach ($this->tuples as $cfg) {
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if (!isset($cfg['match_regex'])) {
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throw new \RuntimeException('Missing \'match_regex\' field');
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}
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$match_regex = $cfg['match_regex'];
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if (\preg_match($match_regex, $rawText, $matches)) {
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if (!isset($cfg['type'])) {
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throw new \RuntimeException('Missing \'type\' field');
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}
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$type = $cfg['type'];
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if ($type === 'oembed') {
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if (!isset($cfg['provider'])) {
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throw new \RuntimeException('Missing \'provider\' field');
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}
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$provider = $cfg['provider'];
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$extractor = $ctx->get(OembedExtractor::class);
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$oembed_resp = $extractor->fetch($provider, $rawText);
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} elseif ($type === 'regex') {
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if (!isset($cfg['thumbnail_url'])) {
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throw new \RuntimeException('Missing \'thumbnail_url\' field');
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}
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$thumbnail_url_regex = $cfg['thumbnail_url'];
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// Plz somebody review this.
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$thumbnail_url = \preg_replace($match_regex, $thumbnail_url_regex, $rawText);
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} else {
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$this->log->log(LogDriver::ERROR, "Unknown embed type '$type', ignoring");
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}
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}
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}
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}
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}
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