installed plugin W3 Total Cache version 2.3.2

wp-content/plugins/w3-total-cache/Generic_Faq.php

@@ -0,0 +1,64 @@
+<?php
+namespace W3TC;
+
+class Generic_Faq {
+	static public function sections() {
+		// name => column where to show
+		return array(
+			'General' => 'https://api.w3-edge.com/v1/faq/general',
+			'Usage' => 'https://api.w3-edge.com/v1/faq/usage',
+			'Compatibility' => 'https://api.w3-edge.com/v1/faq/compatibility',
+			'Minification' => 'https://api.w3-edge.com/v1/faq/minification',
+			'CDN' => 'https://api.w3-edge.com/v1/faq/cdn',
+			'Browser Cache' => 'https://api.w3-edge.com/v1/faq/browser-cache',
+			'Errors / Debugging' => 'https://api.w3-edge.com/v1/faq/errors-debugging',
+			'Requirements' => 'https://api.w3-edge.com/v1/faq/requirements',
+			'Developers' => 'https://api.w3-edge.com/v1/faq/developers',
+			'Extensions' => 'https://api.w3-edge.com/v1/faq/extensions',
+			'Installation' => 'https://api.w3-edge.com/v1/faq/installation'
+		);
+	}
+
+	/**
+	 * Returns list of questions for section
+	 */
+	static public function parse( $section ) {
+		$faq = array();
+
+		$sections = self::sections();
+		if ( !isset( $sections[ $section ] ) ) {
+			return null;
+		}
+
+		$url = $sections[ $section ];
+
+
+		$response = wp_remote_get( $url );
+		if ( is_wp_error( $response ) ) {
+			return null;
+		}
+
+		$html = $response['body'];
+		$questions = array();
+
+		$m = array();
+		preg_match_all( '~<h1>\s*<a[^>]+href="(#[^"]+)[^>]+>.*?</a>([^<]+)</h1>~mi',
+			$html, $m );
+		if ( is_array( $m ) && count( $m ) > 1 ) {
+			for ( $n = 0; $n < count( $m[1] ); $n++ ) {
+				$questions[] = array('q' => $m[2][$n], 'a' => $url . $m[1][$n] );
+			}
+		}
+
+		$m = array();
+		preg_match_all( '~<li>\s*<a[^>]+href="([^"]+)[^>]+>(.*?)</a>\s*[.]s*</li>~mi',
+			$html, $m );
+		if ( is_array( $m ) && count( $m ) > 1 ) {
+			for ( $n = 0; $n < count( $m[1] ); $n++ ) {
+				$questions[] = array('q' => $m[2][$n], 'a' => $m[1][$n] );
+			}
+		}
+
+		return $questions;
+	}
+}