2016-03-31 20:46:57 -07:00
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<?php
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/*
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Plugin Name: Preview URL with QR Code
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2022-05-12 02:35:14 -07:00
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Plugin URI: https://github.com/SophiaAtkinson/yourls-preview-url-with-qrcode
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2016-03-31 20:46:57 -07:00
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Description: Preview URLs before you're redirected there
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2022-05-12 02:35:14 -07:00
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Version: 1.1
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Author: Sophia Atkinson
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Author URI: https:/sophia.wtf
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Plugin Based Off Of DennyDai's Preview URL with QR Code
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2016-03-31 20:46:57 -07:00
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*/
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// EDIT THIS
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// Character to add to a short URL to trigger the preview interruption
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2016-04-01 18:37:15 -07:00
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define( 'DD_PREVIEW_CHAR', '~' );
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2016-03-31 20:46:57 -07:00
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// DO NO EDIT FURTHER
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// Handle failed loader request and check if there's a ~
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2016-04-01 18:37:15 -07:00
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yourls_add_action( 'loader_failed', 'dd_preview_loader_failed' );
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function dd_preview_loader_failed( $args ) {
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2016-03-31 20:46:57 -07:00
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$request = $args[0];
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$pattern = yourls_make_regexp_pattern( yourls_get_shorturl_charset() );
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2016-04-01 18:37:15 -07:00
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if( preg_match( "@^([$pattern]+)".DD_PREVIEW_CHAR."$@", $request, $matches ) ) {
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2016-03-31 20:46:57 -07:00
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$keyword = isset( $matches[1] ) ? $matches[1] : '';
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$keyword = yourls_sanitize_keyword( $keyword );
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2016-04-01 18:37:15 -07:00
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dd_preview_show( $keyword );
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2016-03-31 20:46:57 -07:00
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die();
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}
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}
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// Show the preview screen for a short URL
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2016-04-01 18:37:15 -07:00
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function dd_preview_show( $keyword ) {
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2016-03-31 20:46:57 -07:00
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require_once( YOURLS_INC.'/functions-html.php' );
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yourls_html_head( 'preview', 'Short URL preview' );
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yourls_html_logo();
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$title = yourls_get_keyword_title( $keyword );
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$url = yourls_get_keyword_longurl( $keyword );
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$base = YOURLS_SITE;
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2016-04-01 18:37:15 -07:00
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$char = DD_PREVIEW_CHAR;
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2022-05-12 02:35:14 -07:00
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$qrcode = 'https://chart.apis.google.com/chart?chs=256x256&cht=qr&chld=M&chl='.YOURLS_SITE.'/'.$keyword;
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2016-03-31 20:46:57 -07:00
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echo <<<HTML
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<h2>Link Preview</h2>
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<p>You requested the short URL <strong><a href="$base/$keyword">$base/$keyword</a></strong></p>
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<p>This short URL points to:</p>
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<ul>
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<li>Long URL: <strong><a href="$base/$keyword">$url</a></strong></li>
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<li>Page title: <strong>$title</strong></li>
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<li>QR Code: <br><img src="$qrcode"></li>
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</ul>
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<p>If you still want to visit this link, please <strong><a href="$base/$keyword">click here</a></strong>.</p>
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<p>Thank you for using our shortening service.</p>
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HTML;
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yourls_html_footer();
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2016-04-01 18:37:15 -07:00
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}
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