first commit

wp-content/plugins/wpml-translation-management/classes/class-wpml-tm-requirements.php

@@ -0,0 +1,140 @@
+<?php
+
+class WPML_TM_Requirements {
+
+	const INVALID_PHP_EXTENSIONS_OPTION = 'wpml-invalid-php-extensions';
+
+	private $missing;
+	private $missing_one;
+
+	public function __construct() {
+		$this->missing     = array();
+		$this->missing_one = false;
+		add_action( 'admin_notices', array( $this, 'missing_plugins_warning' ) );
+		add_action( 'plugins_loaded', array( $this, 'plugins_loaded_action' ), 999999 );
+		add_action( 'wpml_loaded', array( $this, 'missing_php_extensions' ) );
+	}
+
+	private function check_required_plugins() {
+		$this->missing     = array();
+		$this->missing_one = false;
+
+		if ( ! defined( 'ICL_SITEPRESS_VERSION' )
+				 || ICL_PLUGIN_INACTIVE
+				 || version_compare( ICL_SITEPRESS_VERSION, '2.0.5', '<' )
+		) {
+			$this->missing['WPML'] = array(
+				'url'  => 'http://wpml.org',
+				'slug' => 'sitepress-multilingual-cms',
+			);
+			$this->missing_one     = true;
+		}
+	}
+
+	public function plugins_loaded_action() {
+		$this->check_required_plugins();
+
+		if ( ! $this->missing_one ) {
+			do_action( 'wpml_tm_has_requirements' );
+		}
+	}
+
+	public function missing_php_extensions() {
+		$extensions = $this->get_current_php_extensions();
+
+		if ( ! defined( 'ICL_HIDE_TRANSLATION_SERVICES' ) || ! ICL_HIDE_TRANSLATION_SERVICES ) {
+
+			$wpml_wp_api_check = new WPML_WP_API();
+
+			if ( count( $extensions ) > 0 && $wpml_wp_api_check->is_tm_page() ) {
+				$already_saved_invalid_extensions = get_option( self::INVALID_PHP_EXTENSIONS_OPTION );
+				if ( ! $already_saved_invalid_extensions || $already_saved_invalid_extensions !== $extensions ) {
+					ICL_AdminNotifier::add_message( $this->build_invalid_php_extensions_message_args( $extensions ) );
+
+					update_option( self::INVALID_PHP_EXTENSIONS_OPTION, $extensions );
+				}
+			} else {
+				ICL_AdminNotifier::remove_message_group( 'wpml-tm-requirements' );
+			}
+		}
+	}
+
+	private function build_invalid_php_extensions_message_args( array $extensions ) {
+		$message  = '';
+		$message .= '<p>';
+		$message .= __( 'WPML Translation Management requires the following PHP extensions and settings:', 'wpml-translation-management' );
+		$message .= '</p>';
+		$message .= '<ul>';
+
+		foreach ( $extensions as $id => $data ) {
+			$message .= '<li>';
+			if ( 'setting' === $data['type'] ) {
+				$message .= $data['type_description'] . ': <code>' . $id . '=' . $data['value'] . '</code>';
+			}
+			if ( 'extension' === $data['type'] ) {
+				$message .= $data['type_description'] . ': <strong>' . $id . '</strong>';
+			}
+			$message .= '</li>';
+		}
+		$message .= '</ul>';
+
+		return array(
+			'id'           => 'wpml-tm-missing-extensions',
+			'group'        => 'wpml-tm-requirements',
+			'msg'          => $message,
+			'type'         => 'error',
+			'admin_notice' => true,
+			'hide'         => true,
+
+		);
+	}
+
+	private function get_current_php_extensions() {
+		$extensions = array();
+
+		if ( ini_get( 'allow_url_fopen' ) !== '1' ) {
+			$extensions['allow_url_fopen'] = array(
+				'type'             => 'setting',
+				'type_description' => __( 'PHP Setting', 'wpml-translation-management' ),
+				'value'            => '1',
+			);
+		}
+		if ( ! extension_loaded( 'openssl' ) ) {
+			$extensions['openssl'] = array(
+				'type'             => 'extension',
+				'type_description' => __( 'PHP Extension', 'wpml-translation-management' ),
+			);
+		}
+
+		return $extensions;
+	}
+
+
+	/**
+	 * Missing plugins warning.
+	 */
+	public function missing_plugins_warning() {
+		if ( $this->missing ) {
+			$missing       = '';
+			$missing_slugs = array();
+			$counter       = 0;
+			foreach ( $this->missing as $title => $data ) {
+				$url             = $data['url'];
+				$missing_slugs[] = 'wpml-missing-' . sanitize_title_with_dashes( $data['slug'] );
+				$counter ++;
+				$sep = ', ';
+				if ( count( $this->missing ) === $counter ) {
+					$sep = '';
+				} elseif ( count( $this->missing ) - 1 === $counter ) {
+					$sep = ' ' . __( 'and', 'wpml-translation-management' ) . ' ';
+				}
+				$missing .= '<a href="' . $url . '">' . $title . '</a>' . $sep;
+			}
+
+			$missing_slugs_classes = implode( ' ', $missing_slugs );
+			?>
+			<div class="message error wpml-admin-notice wpml-tm-inactive <?php echo $missing_slugs_classes; ?>"><p><?php printf( __( 'WPML Translation Management is enabled but not effective. It requires %s in order to work.', 'wpml-translation-management' ), $missing ); ?></p></div>
+			<?php
+		}
+	}
+}