Changeset 12523 for trunk/wp-admin/update-core.php

Timestamp:

12/23/2009 06:35:12 PM (16 years ago)

Author:

ryan

Message:

Check required php and mysql versions in the update response and notify if the server environment does not meet those requirements. fixes #11562

File:

• trunk/wp-admin/update-core.php (modified) (4 diffs)

trunk/wp-admin/update-core.php

@@ -14 +14 @@
 
 function list_core_update( $update ) {
-    global $wp_local_package;
+    global $wp_local_package, $wpdb;
     $version_string = ('en_US' == $update->locale && 'en_US' == get_locale() ) ?
             $update->current : sprintf("%s&ndash;<strong>%s</strong>", $update->current, $update->locale);
@@ -22 +22 @@
     $submit = __('Upgrade Automatically');
     $form_action = 'update-core.php?action=do-core-upgrade';
+    $php_version    = phpversion();
+    $mysql_version  = $wpdb->db_version();
+    $show_buttons = true;
     if ( 'development' == $update->response ) {
         $message = __('You are using a development version of WordPress.  You can upgrade to the latest nightly build automatically or download the nightly build and install it manually:');
@@ -31 +34 @@
             $form_action = 'update-core.php?action=do-core-reinstall';
         } else {
-            $message =  sprintf(__('You can upgrade to version %s automatically or download the package and install it manually:'), $version_string);
+            $php_compat     = version_compare( $php_version, $update->php_version, '>=' );
+            $mysql_compat   = version_compare( $mysql_version, $update->mysql_version, '>=' ) || file_exists( WP_CONTENT_DIR . '/db.php' );
+            if ( !$mysql_compat && !$php_compat )
+                $message = sprintf( __('You cannot upgrade because WordPress %1$s requires PHP version %2$s or higher and MySQL version %3$s or higher. You are running PHP version %4$s and MySQL version %5$s.'), $update->current, $update->php_version, $update->mysql_version, $php_version, $mysql_version );
+            elseif ( !$php_compat )
+                $message = sprintf( __('You cannot upgrade because WordPress %1$s requires PHP version %2$s or higher. You are running version %3$s.'), $update->current, $update->php_version, $php_version );
+            elseif ( !$mysql_compat )
+                $message = sprintf( __('You cannot upgrade because WordPress %1$s requires MySQL version %2$s or higher. You are running version %3$s.'), $update->current, $update->mysql_version, $mysql_version );
+            else
+                $message =  sprintf(__('You can upgrade to version %s automatically or download the package and install it manually:'), $version_string);
+            if ( !$mysql_compat || !$php_compat )
+                $show_buttons = false;
         }
         $download = sprintf(__('Download %s'), $version_string);
@@ -42 +56 @@
     wp_nonce_field('upgrade-core');
     echo '<p>';
-    echo '<input id="upgrade" class="button" type="submit" value="' . esc_attr($submit) . '" name="upgrade" />&nbsp;';
     echo '<input name="version" value="'. esc_attr($update->current) .'" type="hidden"/>';
     echo '<input name="locale" value="'. esc_attr($update->locale) .'" type="hidden"/>';
-    echo '<a href="' . esc_url($update->package) . '" class="button">' . $download . '</a>&nbsp;';
+    if ( $show_buttons ) {
+        echo '<input id="upgrade" class="button" type="submit" value="' . esc_attr($submit) . '" name="upgrade" />&nbsp;';
+        echo '<a href="' . esc_url($update->package) . '" class="button">' . $download . '</a>&nbsp;';
+    }
     if ( 'en_US' != $update->locale )
         if ( !isset( $update->dismissed ) || !$update->dismissed )