khaihihi

wp-content/plugins/wordpress-seo/inc/class-wpseo-shortlinker.php

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+<?php
+/**
+ * WPSEO plugin file.
+ *
+ * @package WPSEO
+ */
+
+/**
+ * Helps with creating shortlinks in the plugin.
+ */
+class WPSEO_Shortlinker {
+
+	/**
+	 * Collects the additional data necessary for the shortlink.
+	 *
+	 * @return array The shortlink data.
+	 */
+	protected function collect_additional_shortlink_data() {
+		return [
+			'php_version'      => $this->get_php_version(),
+			'platform'         => 'wordpress',
+			'platform_version' => $GLOBALS['wp_version'],
+			'software'         => $this->get_software(),
+			'software_version' => WPSEO_VERSION,
+			'days_active'      => $this->get_days_active(),
+			'user_language'    => $this->get_user_language(),
+		];
+	}
+
+	/**
+	 * Builds a URL to use in the plugin as shortlink.
+	 *
+	 * @param string $url The URL to build upon.
+	 *
+	 * @return string The final URL.
+	 */
+	public function build_shortlink( $url ) {
+		return add_query_arg( $this->collect_additional_shortlink_data(), $url );
+	}
+
+	/**
+	 * Returns a version of the URL with a utm_content with the current version.
+	 *
+	 * @param string $url The URL to build upon.
+	 *
+	 * @return string The final URL.
+	 */
+	public static function get( $url ) {
+		$shortlinker = new self();
+
+		return $shortlinker->build_shortlink( $url );
+	}
+
+	/**
+	 * Echoes a version of the URL with a utm_content with the current version.
+	 *
+	 * @param string $url The URL to build upon.
+	 */
+	public static function show( $url ) {
+		echo esc_url( self::get( $url ) );
+	}
+
+	/**
+	 * Gets the shortlink's query params.
+	 *
+	 * @return array The shortlink's query params.
+	 */
+	public static function get_query_params() {
+		$shortlinker = new self();
+
+		return $shortlinker->collect_additional_shortlink_data();
+	}
+
+	/**
+	 * Gets the current site's PHP version, without the extra info.
+	 *
+	 * @return string The PHP version.
+	 */
+	private function get_php_version() {
+		$version = explode( '.', PHP_VERSION );
+
+		return (int) $version[0] . '.' . (int) $version[1];
+	}
+
+	/**
+	 * Get our software and whether it's active or not.
+	 *
+	 * @return string The software name + activation state.
+	 */
+	private function get_software() {
+		if ( WPSEO_Utils::is_yoast_seo_premium() ) {
+			return 'premium';
+		}
+
+		return 'free';
+	}
+
+	/**
+	 * Gets the number of days the plugin has been active.
+	 *
+	 * @return int The number of days the plugin is active.
+	 */
+	private function get_days_active() {
+		$date_activated = WPSEO_Options::get( 'first_activated_on' );
+		$datediff       = ( time() - $date_activated );
+		$days           = (int) round( $datediff / DAY_IN_SECONDS );
+		switch ( $days ) {
+			case 0:
+			case 1:
+				$cohort = '0-1';
+				break;
+			case ( $days < 5 ):
+				$cohort = '2-5';
+				break;
+			case ( $days < 30 ):
+				$cohort = '6-30';
+				break;
+			default:
+				$cohort = '30plus';
+		}
+		return $cohort;
+	}
+
+	/**
+	 * Gets the user's language.
+	 *
+	 * @return string The user's language.
+	 */
+	private function get_user_language() {
+		if ( function_exists( 'get_user_locale' ) ) {
+			return get_user_locale();
+		}
+
+		return false;
+	}
+}