Update Subform.php

Added onCustomFieldsBeforeSave that allows the raw value to be modified before save, allowing showon attribute configurations.
joomla · Sep 11, 2023 · 9d19185 · 9d19185
1 parent e105c62
commit 9d19185
Showing 1 changed file with 58 additions and 15 deletions.
diff --git a/plugins/fields/subform/src/Extension/Subform.php b/plugins/fields/subform/src/Extension/Subform.php
@@ -226,21 +226,6 @@ public function onCustomFieldsPrepareField($context, $item, $field)
                 $row_subfields[$subfield->fieldname] = $subfield;
             }
 
-            // Check conditions on fields (through the showon attribute)
-            // Done here to make sure all fields have a raw value
-
-            foreach ($row_subfields as $key => $subfield) {
-                $showOn = $subfield->params->get('showon', '');
-
-                if (empty($showOn)) {
-                    continue;
-                }
-
-                if (!FieldsHelper::matchShowon($showOn, $row_subfields)) {
-                    unset($row_subfields[$key]);
-                }
-            }
-
             // Store all the sub fields of this row
             $subform_rows[] = $row_subfields;
         }
@@ -332,6 +317,64 @@ public function onCustomFieldsPrepareDom($field, \DOMElement $parent, Form $form
         return $parent_field;
     }
 
+    /**
+     * Modify the raw value of a field before saving it
+     *
+     * @param   \stdClass   $field   The field
+     *
+     * @return  void
+     *
+     * @since   __DEPLOY_VERSION__
+     */
+    public function onCustomFieldsBeforeSave($field)
+    {
+        if (empty($field->rawvalue)) {
+            return;
+        }
+
+        $decoded_value = json_decode($field->rawvalue, true);
+
+        if (!$decoded_value || !is_array($decoded_value)) {
+            return;
+        }
+
+        $subform_rows = [];
+
+        // Iterate over each row of the data
+        foreach ($decoded_value as $key => $row) {
+            $row_subfields = [];
+
+            // For each row, iterate over all the subfields
+            foreach ($this->getSubfieldsFromField($field) as $subfield) {
+                foreach ($row as $fieldId => $rawValue) {
+                    if ($subfield->id === (int)str_replace('field', '', $fieldId)) {
+                        $subfield->rawvalue = $rawValue;
+                        $row_subfields[$subfield->fieldname] = $subfield;
+                    }
+                }
+            }
+
+            $subform_rows[$key] = [];
+
+            // Check conditions on fields (through the showon attribute)
+            foreach ($row_subfields as $subfield) {
+                $showOn = $subfield->params->get('showon', '');
+
+                $subform_rows[$key]['field' . $subfield->id] = $subfield->rawvalue;
+
+                if (empty($showOn)) {                    
+                    continue;
+                }
+
+                if (!FieldsHelper::matchShowon($showOn, $row_subfields)) {
+                    unset($subform_rows[$key]['field' . $subfield->id]);
+                }
+            }            
+        }
+
+        $field->rawvalue = json_encode($subform_rows);
+    }
+
     /**
      * Returns an array of all options configured for this field.
      *