Catch exceptions when getting individual reports during scheduled reports...

Catch exceptions when getting individual reports during scheduled reports generation so reports will still be sent even if individual reports fail in some way.

plugins/ScheduledReports/API.php

@@ -26,6 +26,9 @@ use Piwik\Site;
 use Piwik\Tracker;
 use Piwik\Translate;
 use Piwik\Translation\Translator;
+use Piwik\Url;
+use Piwik\UrlHelper;
+use Psr\Log\LoggerInterface;
 
 /**
  * The ScheduledReports API lets you manage Scheduled Email reports, as well as generate, download or email any existing report.
@@ -60,6 +63,16 @@ class API extends \Piwik\Plugin\API
     // static cache storing reports
     public static $cache = array();
 
+    /**
+     * @var LoggerInterface
+     */
+    private $logger;
+
+    public function __construct(LoggerInterface $logger)
+    {
+        $this->logger = $logger;
+    }
+
     /**
      * Creates a new report and schedules it.
      *
@@ -377,7 +390,20 @@ class API extends \Piwik\Plugin\API
                 $params['segment'] = false;
             }
 
-            $processedReport = Request::processRequest('API.getProcessedReport', $params);
+            try {
+                $processedReport = Request::processRequest('API.getProcessedReport', $params);
+            } catch (\Exception $ex) {
+                // NOTE: can't use warning or error because the log message will appear in the UI as a notification
+                $this->logger->info("Error getting '?{report}' when generating scheduled report: {exception}", array(
+                    'report' => http_build_query($params),
+                    'exception' => $ex->getMessage(),
+                ));
+
+                $this->logger->debug($ex);
+
+                continue;
+            }
+
             $processedReport['segment'] = $segment;
 
             // TODO add static method getPrettyDate($period, $date) in Period