Initial commit: Atomaste website

Atomaste Reference/public_html/wp-content/plugins/all-in-one-seo-pack/app/Common/SearchCleanup/SearchCleanup.php

@@ -0,0 +1,168 @@
+<?php
+namespace AIOSEO\Plugin\Common\SearchCleanup;
+
+// Exit if accessed directly.
+if ( ! defined( 'ABSPATH' ) ) {
+	exit;
+}
+
+/**
+ * Class for Search Cleanup that handles prevention of search spams.
+ *
+ * @since 4.8.0
+ */
+class SearchCleanup {
+	/**
+	 * Patterns to match against to find spam.
+	 *
+	 * @since 4.8.0
+	 *
+	 * @var array
+	 */
+	private $patterns = [
+		'/[：（）【】［］]+/u',
+		'/(TALK|QQ)\:/iu',
+	];
+
+	/**
+	 * Class constructor.
+	 *
+	 * @since 4.8.0
+	 */
+	public function __construct() {
+		// If Crawl Cleanup is disabled, return early.
+		if ( ! aioseo()->options->searchAppearance->advanced->crawlCleanup->enable ) {
+			return;
+		}
+
+		if ( aioseo()->options->searchAppearance->advanced->searchCleanup->enable ) {
+			add_filter( 'pre_get_posts', [ $this, 'validateSearch' ] );
+		}
+
+		if ( aioseo()->options->searchAppearance->advanced->searchCleanup->settings->redirectPrettyUrls ) {
+			add_action( 'template_redirect', [ $this, 'maybeRedirectSearches' ], 0 );
+		}
+	}
+
+	/**
+	 * Check against unwanted patterns.
+	 *
+	 * @since 4.8.0
+	 *
+	 * @param  \WP_Query $query The main query.
+	 * @return \WP_Query        The main query.
+	 */
+	public function validateSearch( $query ) {
+		if ( ! $query->is_search() ) {
+			return $query;
+		}
+
+		$searchString = rawurldecode( $query->get( 's' ) );
+
+		$this->checkEmojis( $searchString );
+		$this->checkCommonSpamPatterns( $searchString );
+		$this->limitCharacters();
+
+		return $query;
+	}
+
+	/**
+	 * Limits the number of characters in the search term.
+	 *
+	 * @since 4.8.0
+	 *
+	 * @return void
+	 */
+	private function limitCharacters() {
+		// We retrieve the search term unescaped as we want to count the characters. We make sure to escape it afterwards before we continue tom process it.
+		$unescapedTerm = get_search_query( false );
+
+		$maxAllowedNumberOfChars = aioseo()->options->searchAppearance->advanced->searchCleanup->settings->maxAllowedNumberOfChars;
+
+		$rawSearchTerm = wp_unslash( $unescapedTerm );
+		if ( mb_strlen( $rawSearchTerm, 'UTF-8' ) > $maxAllowedNumberOfChars ) {
+			$newS = mb_substr( $rawSearchTerm, 0, $maxAllowedNumberOfChars, 'UTF-8' );
+			set_query_var( 's', wp_slash( esc_attr( $newS ) ) );
+		}
+	}
+
+	/**
+	 * Check if query contains emojis and special characters.
+	 *
+	 * @since 4.8.0
+	 *
+	 * @param  string $searchString The search string.
+	 * @return void
+	 */
+	private function checkEmojis( $searchString ) {
+		if ( ! aioseo()->options->searchAppearance->advanced->searchCleanup->settings->emojisAndSymbols ) {
+			return;
+		}
+
+		if ( aioseo()->helpers->hasEmojis( $searchString ) ) {
+			aioseo()->helpers->notFoundPage();
+		}
+	}
+
+	/**
+	 * Checks against common search spam patterns.
+	 *
+	 * @since 4.8.0
+	 *
+	 * @param  string $searchString Search string.
+	 * @return void
+	 */
+	private function checkCommonSpamPatterns( $searchString ) {
+		if ( ! aioseo()->options->searchAppearance->advanced->searchCleanup->settings->commonPatterns ) {
+			return;
+		}
+
+		$patterns = apply_filters( 'aioseo_search_cleanup_patterns', $this->patterns );
+		foreach ( $patterns as $pattern ) {
+			if ( preg_match( $pattern, $searchString ) ) {
+				aioseo()->helpers->notFoundPage();
+			}
+		}
+	}
+
+	/**
+	 * Redirect pretty search URLs to the "raw" equivalent
+	 *
+	 * @since 4.8.0
+	 *
+	 * @return void
+	 */
+	public function maybeRedirectSearches() {
+		if ( ! is_search() ) {
+			return;
+		}
+
+		$requestUri = aioseo()->helpers->getRequestUrl();
+		if ( stripos( $requestUri, '/search/' ) === 0 ) {
+			$args = [];
+
+			$parsed = wp_parse_url( $requestUri );
+			if ( ! empty( $parsed['query'] ) ) {
+				wp_parse_str( $parsed['query'], $args );
+			}
+
+			// Extract the search query directly from the REQUEST_URI.
+			$searchPath = trim( str_replace( '/search/', '', $parsed['path'] ), '/' );
+			$args['s']  = aioseo()->helpers->decodeUrl( $searchPath );
+			$properUrl  = home_url( '/' );
+
+			if ( intval( get_query_var( 'paged' ) ) > 1 ) {
+				$properUrl .= sprintf( 'page/%s/', \get_query_var( 'paged' ) );
+				unset( $args['paged'] );
+			}
+
+			$properUrl = add_query_arg( array_map( 'rawurlencode_deep', $args ), $properUrl );
+
+			if ( ! empty( $parsed['fragment'] ) ) {
+				$properUrl .= '#' . rawurlencode( $parsed['fragment'] );
+			}
+
+			aioseo()->helpers->redirect( $properUrl, 301, 'We redirect pretty URLs to the raw format.' );
+		}
+	}
+}