From 0cfdf361a3334720c95e71192b851bb0f0ab98db Mon Sep 17 00:00:00 2001
From: Ivan Bueno <ivanbueno@gmail.com>
Date: Thu, 7 Feb 2013 13:16:53 -0800
Subject: [PATCH] #1515860 coupon admin line item add form fixed

---
 commerce_coupon_ui.module             | 36 ++++++++++++++++++
 includes/commerce_coupon_ui.forms.inc | 72 +++++++++++++++++++++++++++++++++++
 2 files changed, 108 insertions(+)

diff --git a/commerce_coupon_ui.module b/commerce_coupon_ui.module
index 74efadc..04dc2af 100644
--- a/commerce_coupon_ui.module
+++ b/commerce_coupon_ui.module
@@ -141,6 +141,18 @@ function commerce_coupon_ui_menu() {
     'access arguments' => array('access checkout'),
     'type' => MENU_CALLBACK,
   );
+  
+  // Add a coupon to the order
+  $items['admin/commerce/orders/%commerce_order/coupons'] = array(
+    'title' => 'Coupons',
+    'description' => 'Add a coupon to the order.',
+    'page callback' => 'drupal_get_form',
+    'page arguments' => array('commerce_coupon_order_add_form', 3),
+    'type' => MENU_LOCAL_TASK,
+    'access arguments'  => array('administer commerce_order entities'),
+    'file' => 'includes/commerce_coupon_ui.forms.inc',
+    'weight' => 11,
+  );
 
   return $items;
 }
@@ -447,3 +459,27 @@ function commerce_coupon_ui_validate_coupon_type_unique($type) {
 
   return TRUE;
 }
+
+/**
+ * Implements hook_form_alter().
+ */
+function commerce_coupon_ui_form_alter(&$form, &$form_state, $form_id) {
+  if ($form_id == 'commerce_order_ui_order_form') {
+    if (isset($form['commerce_line_items'])) {
+      
+      // Disable updates on coupon line items in the line item manager
+      foreach ($form['commerce_line_items']['und']['line_items'] as $key => $line_item) {
+        if ($line_item['line_item']['#value']->type == 'commerce_coupon') {
+          $form['commerce_line_items']['und']['line_items'][$key]['remove']['#disabled'] = TRUE;
+          $form['commerce_line_items']['und']['line_items'][$key]['commerce_unit_price']['#disabled'] = TRUE;
+          $form['commerce_line_items']['und']['line_items'][$key]['quantity']['#disabled'] = TRUE;
+        }
+      }
+
+      // Remove coupon from the options when adding line items to the order. 
+      if (isset($form['commerce_line_items']['und']['actions']['line_item_type']['#options']['commerce_coupon'])) {
+        unset($form['commerce_line_items']['und']['actions']['line_item_type']['#options']['commerce_coupon']);
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/includes/commerce_coupon_ui.forms.inc b/includes/commerce_coupon_ui.forms.inc
index 1ffb855..9b8adf1 100644
--- a/includes/commerce_coupon_ui.forms.inc
+++ b/includes/commerce_coupon_ui.forms.inc
@@ -317,3 +317,75 @@ function commerce_coupon_ui_coupon_type_delete_form_submit($form, &$form_state)
 
   $form_state['redirect'] = 'admin/commerce/coupons/types';
 }
+
+/**
+ * Form callback: Add coupon to order
+ */
+function commerce_coupon_order_add_form($form, &$form_state, $order) {
+
+  $form = array();
+  
+  // Extract the View and display keys from the cart contents pane setting.
+  list($view_id, $display_id) = explode('|', variable_get('commerce_coupon_checkout_pane_view', 'commerce_coupon_review_pane|checkout'));
+  if (!empty($view_id) && !empty($display_id)) {
+    $form['redeemed_coupons'] = array(
+      '#type' => 'markup',
+      '#markup' => commerce_embed_view($view_id, $display_id, array($order->order_id)),
+    );
+  }
+
+  // Coupon code input
+  $form['coupon_code'] = array(
+    '#type' => 'textfield',
+    '#title' => t('Coupon Code'),
+    '#required' => TRUE,
+    '#description' => t('Enter the coupon code here.'),
+  );
+  
+  $form['commerce_order'] = array(
+    '#type' => 'value',
+    '#value' => $order,
+  );
+  
+  $form['submit'] = array(
+    '#type' => 'submit',
+    '#value' => t('Add coupon')
+  );
+
+  return $form;
+}
+
+/**
+ * Form validation callback: Validate adding coupon to order
+ */
+function commerce_coupon_order_add_form_validate($form, &$form_state) {
+
+  global $commerce_coupon_validation_error_message;
+
+  // Valdiate the coupon code
+  if (commerce_coupon_code_is_valid($form_state['values']['coupon_code'], $form_state['values']['commerce_order'])) {
+    return TRUE;
+  }
+  else {
+    if (isset($commerce_coupon_validation_error_message)) {
+      $message = $commerce_coupon_validation_error_message;
+    }
+    else {
+      $message = t('The coupon code is not valid for this order.');
+    }
+
+    form_set_error('coupon_code', $message);
+    return FALSE;
+  }
+}
+
+/**
+ * Form submit callback: Redeem coupon
+ */
+function commerce_coupon_order_add_form_submit($form, &$form_state) {
+  if ($code = $form_state['values']['coupon_code']) {
+    $commerce_coupon = commerce_coupon_load_by_code($code);
+    commerce_coupon_redeem_coupon($commerce_coupon, $form_state['values']['commerce_order']);
+    commerce_cart_order_refresh($form_state['values']['commerce_order']);
+  }
+}
-- 
1.7.11.msysgit.0