Add multi_edit support to inline_entity_form

inline_entity_form-n1960686-36.patch

diff --git a/includes/commerce_product.inline_entity_form.inc b/includes/commerce_product.inline_entity_form.inc
index 5dcb6f2..62da0b6 100644
--- a/includes/commerce_product.inline_entity_form.inc
+++ b/includes/commerce_product.inline_entity_form.inc
@@ -160,7 +160,7 @@ class CommerceProductInlineEntityFormController extends EntityInlineEntityFormCo
     );
     $entity_form['product_details'] = array(
       '#type' => 'fieldset',
-      '#title' => t('Details'),
+      '#title' => $this->getSetting('multi_edit') ? $product->title . ' (' . $product->sku . ')' : t('Details'),
       '#attributes' => array('class' => array('ief-product-details', 'ief-entity-fieldset')),
     );
 
diff --git a/includes/entity.inline_entity_form.inc b/includes/entity.inline_entity_form.inc
index 89a4246..5621f21 100644
--- a/includes/entity.inline_entity_form.inc
+++ b/includes/entity.inline_entity_form.inc
@@ -146,6 +146,7 @@ class EntityInlineEntityFormController {
     $defaults['match_operator'] = 'CONTAINS';
     $defaults['allow_clone'] = FALSE;
     $defaults['delete_references'] = FALSE;
+    $defaults['multi_edit'] = FALSE;
     $labels = $this->defaultLabels();
     $defaults['override_labels'] = FALSE;
     $defaults['label_singular'] = $labels['singular'];
@@ -211,6 +212,12 @@ class EntityInlineEntityFormController {
       '#title' => t('Delete referenced @label when the parent entity is deleted.', array('@label' => $labels['plural'])),
       '#default_value' => $this->settings['delete_references'],
     );
+    $form['multi_edit'] = array(
+      '#type' => 'checkbox',
+      '#title' => t('Multi-edit?'),
+      '#default_value' => $this->settings['multi_edit'],
+      '#description' => t('Automatically show the edit forms for all objects.'),
+    );
     $form['override_labels'] = array(
       '#type' => 'checkbox',
       '#title' => t('Override labels'),
diff --git a/inline_entity_form.module b/inline_entity_form.module
index c1a7d82..aa49920 100644
--- a/inline_entity_form.module
+++ b/inline_entity_form.module
@@ -539,20 +539,30 @@ function inline_entity_form_field_widget_form(&$form, &$form_state, $field, $ins
       '#cardinality' => (int) $cardinality,
     );
 
-    // Get the fields that should be displayed in the table.
-    $fields = $controller->tableFields($settings['bundles']);
-    $context = array(
-      'parent_entity_type' => $instance['entity_type'],
-      'parent_bundle' => $instance['bundle'],
-      'field_name' => $instance['field_name'],
-      'entity_type' => $settings['entity_type'],
-      'allowed_bundles' => $settings['bundles'],
-    );
-    drupal_alter('inline_entity_form_table_fields', $fields, $context);
+    if ($controller->getSetting('multi_edit')) {
+      $fields = array();
+    }
+    else {
+      // Get the fields that should be displayed in the table.
+      $fields = $controller->tableFields($settings['bundles']);
+      $context = array(
+        'parent_entity_type' => $instance['entity_type'],
+        'parent_bundle' => $instance['bundle'],
+        'field_name' => $instance['field_name'],
+        'entity_type' => $settings['entity_type'],
+        'allowed_bundles' => $settings['bundles'],
+      );
+      drupal_alter('inline_entity_form_table_fields', $fields, $context);
+    }
     $element['entities']['#table_fields'] = $fields;
     $weight_delta = max(ceil(count($form_state['inline_entity_form'][$ief_id]['entities']) * 1.2), 50);
 
     foreach ($form_state['inline_entity_form'][$ief_id]['entities'] as $key => $value) {
+      // Optionally auto-load the edit forms.
+      if ($controller->getSetting('multi_edit') && (!isset($value['form']) || $value['form'] != 'remove')) {
+        $value['form'] = 'edit';
+      }
+
       // Data used by theme_inline_entity_form_entity_table().
       $element['entities'][$key]['#entity'] = $entity = $value['entity'];
       $element['entities'][$key]['#needs_save'] = $value['needs_save'];
@@ -563,8 +573,10 @@ function inline_entity_form_field_widget_form(&$form, &$form_state, $field, $ins
       // First check to see if this entity should be displayed as a form.
       if (!empty($value['form'])) {
         $element['entities'][$key]['delta'] = array(
-          '#type' => 'value',
-          '#value' => $value['weight'],
+          '#type' => 'weight',
+          '#delta' => 50,
+          '#default_value' => $value['weight'],
+          '#attributes' => array('class' => array('ief-entity-delta')),
         );
         $element['entities'][$key]['form'] = array(
           '#type' => 'container',
@@ -586,9 +598,45 @@ function inline_entity_form_field_widget_form(&$form, &$form_state, $field, $ins
         // Prepare data for the form callbacks.
         $form = &$element['entities'][$key]['form'];
 
+        $row['delta'] = array(
+          '#type' => 'weight',
+          '#delta' => 50,
+          '#default_value' => $value['weight'],
+          '#attributes' => array('class' => array('ief-entity-delta')),
+        );
+
         // Add the appropriate form.
         if ($value['form'] == 'edit') {
           $form += inline_entity_form_entity_form($controller, $form, $form_state);
+
+          // When the multiedit option is enabled, replace the 'cancel' button
+          // with a 'remove' button.
+          if ($controller->getSetting('multi_edit')) {
+            unset($form['actions']['ief_' . $form['#op'] . '_cancel']);
+            unset($form['actions']['ief_' . $form['#op'] . '_save']);
+            $remove_form = inline_entity_form_remove_form($controller, $form, $form_state);
+            // If 'allow_existing' is on, the default removal operation is unlink
+            // and the access check for deleting happens inside the controller
+            // removeForm() method.
+            if (empty($entity_id) || entity_access('delete', $controller->entityType(), $entity)) {
+              $form['actions']['ief_entity_remove'] = array(
+                '#type' => 'submit',
+                '#value' => t('Remove'),
+                '#name' => 'ief-' . $ief_id . '-entity-remove-' . $key,
+                '#limit_validation_errors' => array(),
+                '#ajax' => array(
+                  'callback' => 'inline_entity_form_get_element',
+                  'wrapper' => $wrapper,
+                ),
+                '#submit' => array('inline_entity_form_open_row_form'),
+                '#ief_row_delta' => $key,
+                '#ief_row_form' => 'remove',
+              );
+            }
+
+            // Allow the button group to be themed.
+            $form['actions']['#attributes']['class'][] = 'form-actions';
+          }
         }
         elseif ($value['form'] == 'remove') {
           $form += inline_entity_form_remove_form($controller, $form, $form_state);
@@ -1680,7 +1728,13 @@ function theme_inline_entity_form_entity_table($variables) {
     }
     $header[] = $column;
   }
-  $header[] = t('Operations');
+  // No operations column for no fields (multi_edit).
+  if (!empty($fields)) {
+    $header[] = t('Operations');
+  }
+  else {
+    $header[] = array('data' => 'Edit', 'class' => array('ief-edit-header'));
+  }
 
   // Build an array of entity rows for the table.
   $rows = array();
@@ -1702,11 +1756,14 @@ function theme_inline_entity_form_entity_table($variables) {
       $cells[] = drupal_render($form[$key]['delta']);
       $row_classes[] = 'draggable';
     }
+
     // Add a special class to rows that have a form underneath, to allow
     // for additional styling.
     if (!empty($form[$key]['form'])) {
       $row_classes[] = 'ief-row-entity-form';
     }
+    // $sort_cells variable to be used for edit forms.
+    $sort_cells = $cells;
 
     // Add fields that represent the entity.
     $wrapper = entity_metadata_wrapper($entity_type, $entity);
@@ -1748,17 +1805,26 @@ function theme_inline_entity_form_entity_table($variables) {
       $cells[] = array('data' => $data, 'class' => array('inline-entity-form-' . $entity_type . '-' . $field_name));
     }
     // Add the buttons belonging to the "Operations" column.
-    $cells[] = drupal_render($form[$key]['actions']);
-    // Create the row.
-    $rows[] = array('data' => $cells, 'class' => $row_classes);
+    // No operations column for no fields (multi_edit).
+    if (!empty($fields)) {
+      $cells[] = drupal_render($form[$key]['actions']);
+    }
 
-    // If the current entity array specifies a form, output it in the next row.
+    // Output the form as a table cell.
     if (!empty($form[$key]['form'])) {
-      $row = array(
-        array('data' => drupal_render($form[$key]['form']), 'colspan' => count($fields) + 1),
-      );
-      $rows[] = array('data' => $row, 'class' => array('ief-row-form'), 'no_striping' => TRUE);
+      // Edit form width fields (no multi_edit).
+      if (!empty($fields)) {
+        // Use sort cells and replace the fields cell with the edit form.
+        $cells = $sort_cells;
+        $cells[] = array('data' => drupal_render($form[$key]['form']), 'colspan' => count($fields) + 1);
+      }
+       // Edit forms width multi_edit option.
+      else {
+        $cells[] = drupal_render($form[$key]['form']);
+      }
     }
+    // Create the row.
+    $rows[] = array('data' => $cells, 'class' => $row_classes);
   }
 
   if (!empty($rows)) {