From e006f5b39d28a804fa08923b68f5bff6a5c96d79 Mon Sep 17 00:00:00 2001
From: Mikhail Golenkov <mikhailgolenkov@catalyst-au.net>
Date: Tue, 13 Sep 2022 16:35:08 +1000
Subject: [PATCH] Let filters to be set before running reports

---
 lang/en/block_configurable_reports.php | 1 +
 report.class.php                       | 6 +++++-
 reports/sql/report.class.php           | 2 +-
 viewreport.php                         | 2 +-
 4 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/lang/en/block_configurable_reports.php b/lang/en/block_configurable_reports.php
index 6ea212a4..3e402ec6 100644
--- a/lang/en/block_configurable_reports.php
+++ b/lang/en/block_configurable_reports.php
@@ -54,6 +54,7 @@
 $string['field'] = "Field";
 
 // Report form
+$string['applyfilters'] = "Apply filters to run the report";
 $string['typeofreport'] = "Type of report";
 $string['enablejsordering'] = "Enable JavaScript ordering";
 $string['enablejspagination'] = "Enable JavaScript Pagination";
diff --git a/report.class.php b/report.class.php
index 5b0323f7..fd5687c6 100755
--- a/report.class.php
+++ b/report.class.php
@@ -779,7 +779,11 @@ public function print_report_page(\moodle_page $moodlepage) {
 
             $this->print_export_options();
         } else {
-            echo '<div class="centerpara">'.get_string('norecordsfound', 'block_configurable_reports').'</div>';
+            if (isset($this->filterform) && !$this->filterform->get_data()) {
+                echo '<div class="centerpara">'.get_string('applyfilters', 'block_configurable_reports').'</div>';
+            } else {
+                echo '<div class="centerpara">'.get_string('norecordsfound', 'block_configurable_reports').'</div>';
+            }
         }
 
         echo '<div class="centerpara"><br />';
diff --git a/reports/sql/report.class.php b/reports/sql/report.class.php
index 8de6ea1e..dfb665d8 100644
--- a/reports/sql/report.class.php
+++ b/reports/sql/report.class.php
@@ -129,7 +129,7 @@ public function create_report() {
 
             $sql = $this->prepare_sql($sql);
 
-            if ($rs = $this->execute_query($sql)) {
+            if (isset($this->filterform) && $this->filterform->get_data() && $rs = $this->execute_query($sql)) {
                 foreach ($rs as $row) {
                     if (empty($finaltable)) {
                         foreach ($row as $colname => $value) {
diff --git a/viewreport.php b/viewreport.php
index e4f1a665..0492fa2a 100755
--- a/viewreport.php
+++ b/viewreport.php
@@ -71,6 +71,7 @@
 $download = ($download && $format && strpos($report->export, $format.',') !== false) ? true : false;
 
 if ($download && $report->type == "sql") $reportclass->setForExport(true);
+$reportclass->check_filters_request();
 $reportclass->create_report();
 
 $action = (!empty($download)) ? 'download' : 'view';
@@ -78,7 +79,6 @@
 
 // No download, build navigation header etc..
 if (!$download) {
-    $reportclass->check_filters_request();
     $reportname = format_string($report->name);
     $navlinks = array();