Ticket #2821: 2821.2.patch

sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/shortcodes/class-upload-handler.php

@@ -83 +83 @@
                 }
 
                 // Determine the plugin slug based on the name of the plugin in the main plugin file.
-                $this->plugin_slug = sanitize_title_with_dashes( $this->plugin['Name'] );
+                $this->plugin_slug = remove_accents( $this->plugin['Name'] );
+                $this->plugin_slug = preg_replace( '/[^a-z0-9 _.-]/i', '', $this->plugin_slug );
+                $this->plugin_slug = sanitize_title_with_dashes( $this->plugin_slug );
 
+                if ( ! $this->plugin_slug ) {
+                        $error = __( 'The plugin has an unsupported name.', 'wporg-plugins' );
+
+                        /* translators: %s: 'Plugin Name:' */
+                        return $error . ' ' . sprintf( __( 'Plugin names can only contain latin letters (A-z), numbers, spaces, and hyphens. Please change the %s line in your main plugin file and upload it again.', 'wporg-plugins' ),
+                                esc_html( $this->plugin['Name'] ),
+                                '<code>Plugin Name:</code>'
+                        );
+                }
+
                 // Make sure it doesn't use a slug deemed not to be used by the public.
                 if ( $this->has_reserved_slug() ) {
                         $error = __( 'The plugin has a reserved name.', 'wporg-plugins' );