Adding a workaround to DboSource::showLog() to work around fix added …

…in [da9c0da].

Also adding explanation message when logs are not generated.

cake/libs/model/datasources/dbo_source.php

@@ -630,7 +630,7 @@ function showLog($sorted = false) {
 			$controller = null;
 			$View =& new View($controller, false);
 			$View->set('logs', array($this->configKeyName => $log));
-			echo $View->element('sql_dump');
+			echo $View->element('sql_dump', array('_forced_from_dbo_' => true));
 		} else {
 			foreach ($log['log'] as $k => $i) {
 				print (($k + 1) . ". {$i['query']} {$i['error']}\n");

cake/libs/view/elements/sql_dump.ctp

@@ -20,7 +20,8 @@
 if (!class_exists('ConnectionManager') || Configure::read('debug') < 2) {
 	return false;
 }
-if (!isset($logs)):
+$noLogs = !isset($logs);
+if ($noLogs):
 	$sources = ConnectionManager::sourceList();
 
 	$logs = array();
@@ -31,8 +32,9 @@ if (!isset($logs)):
 		endif;
 		$logs[$source] = $db->getLog();
 	endforeach;
+endif;
 
-
+if ($noLogs || isset($_forced_from_dbo_)):
 	foreach ($logs as $source => $logInfo):
 		$text = $logInfo['count'] > 1 ? 'queries' : 'query';
 		printf(
@@ -52,6 +54,8 @@ if (!isset($logs)):
 	?>
 	</tbody></table>
 	<?php 
-	endforeach; 
+	endforeach;
+else:
+	echo '<p>Encountered unexpected $logs cannot generate SQL log</p>';
 endif;
 ?>