Produce summary data to feed back into --table option

classes/helper.php

@@ -330,8 +330,7 @@ public static function regular_expression_search(string $search, string $table,
                 if (!empty($stream)) {
                     if ($summary) {
                         fputcsv($stream, [
-                            $table,
-                            $column->name,
+                            "$table:$column->name",
                         ]);
 
                         // Return empty array to skip the rest of the function.

cli/find.php

@@ -116,8 +116,6 @@
 // Show header.
 if (!$options['summary']) {
     fputcsv($fp, ['table', 'column', 'courseid', 'shortname', 'id', 'match']);
-} else {
-    fputcsv($fp, ['table', 'column']);
 }
 
 // Perform the search.
@@ -146,5 +144,20 @@
 }
 
 $progress->update_full(100, "Finished searching into $output");
+
 fclose($fp);
+
+if ($summary) {
+    // Read the content of the output file.
+    $filecontent = file_get_contents($output);
+    // Replace new line with comma.
+    $filecontent = str_replace("\n", ',', $filecontent);
+    // Remove the last comma.
+    $filecontent = substr($filecontent, 0, -1);
+    // Add a new line at the end.
+    $filecontent .= "\n";
+    // Write the content back to the file.
+    file_put_contents($output, $filecontent);
+}
+
 exit(0);