coded the showroom field

still have to manage access

sites/all/modules/gui/materiobasemod/materio_showroom.module

@@ -1,61 +1,5 @@
 <?php
 
-/**
- * Acts on a field collection item being inserted or updated.
- *
- * This hook is invoked before the field collection item is saved to the database.
- *
- * @param FieldCollectionItemEntity $field_collection_item
- *   The field collection item that is being inserted or updated.
- *
- * @see hook_entity_presave()
- */
-function materio_showroom_entity_presave($entity, $type) {
-  // dsm($type);
-  if ($type == 'field_collection_item' && $entity->field_name == 'field_showroom_localisation') {
-    // dsm($entity);
-
-    global $user;
-    $user = user_load($user->uid); // Make sure the user object is fully loaded
-    // dsm($user);
-    if(isset($entity->field_showroom_localisation_loca[LANGUAGE_NONE])){
-
-      $user_showroom = $user->field_showroom[LANGUAGE_NONE][0]['tid'];
-      // dsm($user_showroom);
-
-      if(empty($entity->field_showroom_localisation_show)){
-        $entity->field_showroom_localisation_show[LANGUAGE_NONE] = [];
-      }
-
-      foreach ($entity->field_showroom_localisation_loca[LANGUAGE_NONE] as $i => $loca) {
-        // if(empty($entity->field_showroom_localisation_show[LANGUAGE_NONE])){
-          $entity->field_showroom_localisation_show[LANGUAGE_NONE][] = array('tid'=>'');
-        // }
-        dsm($entity->field_showroom_localisation_show);
-
-        if(!isset($entity->original->field_showroom_localisation_show[LANGUAGE_NONE][$i]['tid'])){
-          $tid = $user_showroom;
-        }else{
-          $tid = $entity->original->field_showroom_localisation_show[LANGUAGE_NONE][$i]['tid'];
-        }
-        dsm($tid);
-        $entity->field_showroom_localisation_show[LANGUAGE_NONE][$i]['tid'] = $tid;
-        dsm($entity->field_showroom_localisation_show);
-      }
-    }
-  }
-}
-
-// function materio_showroom_entity_load($entities, $type) {
-  // dsm($type);
-  // if($type == 'node'){
-  //   dsm($entities);
-  // }
-  // foreach ($entities as $entity) {
-  //   $entity->foo = mymodule_add_something($entity, $type);
-  // }
-// }
-
 // TODO: alter entity translation field permission with field_permission
 
 //     __                     __  _                _______      __    __
@@ -64,7 +8,6 @@ function materio_showroom_entity_presave($entity, $type) {
 //  / /___/ /_/ / /__/ /_/ / /_/ / /_/ / / / /  / __/ / /  __/ / /_/ /
 // /_____/\____/\___/\__,_/\__/_/\____/_/ /_/  /_/   /_/\___/_/\__,_/
 
-// TODO: create own location field
 /**
  * Implements hook_field_info().
  *
@@ -97,18 +40,18 @@ function materio_showroom_field_info() {
  *
  * @see field_example_field_widget_error()
  */
-function materio_showroom_field_validate($entity_type, $entity, $field, $instance, $langcode, $items, &$errors) {
-  foreach ($items as $delta => $item) {
-    // if (!empty($item['rgb'])) {
-    //   if (!preg_match('@^#[0-9a-f]{6}$@', $item['rgb'])) {
-    //     $errors[$field['field_name']][$langcode][$delta][] = array(
-    //       'error' => 'field_example_invalid',
-    //       'message' => t('Color must be in the HTML format #abcdef.'),
-    //     );
-    //   }
-    // }
-  }
-}
+// function materio_showroom_field_validate($entity_type, $entity, $field, $instance, $langcode, $items, &$errors) {
+//   foreach ($items as $delta => $item) {
+//     // if (!empty($item['rgb'])) {
+//     //   if (!preg_match('@^#[0-9a-f]{6}$@', $item['rgb'])) {
+//     //     $errors[$field['field_name']][$langcode][$delta][] = array(
+//     //       'error' => 'field_example_invalid',
+//     //       'message' => t('Color must be in the HTML format #abcdef.'),
+//     //     );
+//     //   }
+//     // }
+//   }
+// }
 
 /**
  * Implements hook_field_is_empty().
@@ -118,7 +61,9 @@ function materio_showroom_field_validate($entity_type, $entity, $field, $instanc
  * the form API flag an error when required fields are empty.
  */
 function materio_showroom_field_is_empty($item, $field) {
-  return empty($item['location']);
+  // dsm($item,'item');
+  // dsm($field,'field');
+  return empty($item['location']) && empty($item['showroom_tid']);
 }
 
 //     ______                           __
@@ -171,38 +116,12 @@ function materio_showroom_field_formatter_view($entity_type, $entity, $field, $i
     case 'materio_showroom_location_simple_text':
       foreach ($items as $delta => $item) {
         $element[$delta] = array(
-          // We create a render array to produce the desired markup,
-          // "<p style="color: #hexcolor">The color code ... #hexcolor</p>".
-          // See theme_html_tag().
           '#type' => 'html_tag',
           '#tag' => 'p',
-          // '#attributes' => array(
-          //   'style' => 'color: ' . $item['rgb'],
-          // ),
           '#value' => t('@loc', array('@loc' => $item['location'])),
         );
       }
       break;
-
-    // This formatter adds css to the page changing the '.region-content' area's
-    // background color. If there are many fields, the last one will win.
-    // case 'field_example_color_background':
-    //   foreach ($items as $delta => $item) {
-    //     $element[$delta] = array(
-    //       '#type' => 'html_tag',
-    //       '#tag' => 'p',
-    //       '#value' => t('The content area color has been changed to @code', array('@code' => $item['rgb'])),
-    //       '#attached' => array(
-    //         'css' => array(
-    //           array(
-    //             'data' => 'div.region-content { background-color:' . $item['rgb'] . ';}',
-    //             'type' => 'inline',
-    //           ),
-    //         ),
-    //       ),
-    //     );
-    //   }
-    //   break;
   }
 
   return $element;
@@ -236,14 +155,6 @@ function materio_showroom_field_widget_info() {
       'label' => t('Location as text'),
       'field types' => array('field_materio_showroom_location'),
     ),
-    // 'field_example_3text' => array(
-    //   'label' => t('RGB text field'),
-    //   'field types' => array('field_example_rgb'),
-    // ),
-    // 'field_example_colorpicker' => array(
-    //   'label' => t('Color Picker'),
-    //   'field types' => array('field_example_rgb'),
-    // ),
   );
 }
 
@@ -269,20 +180,11 @@ function materio_showroom_field_widget_info() {
  */
 function materio_showroom_field_widget_form(&$form, &$form_state, $field, $instance, $langcode, $items, $delta, $element) {
   $locval = isset($items[$delta]['location']) ? $items[$delta]['location'] : '';
-
-  global $user;
-  $user = user_load($user->uid); // Make sure the user object is fully loaded
-  // dsm($user, 'user');
-
-  $showroom_tid = $user->field_showroom[LANGUAGE_NONE][0]['tid'];
-  // dsm($user_showroom);
-  $showroom_term = taxonomy_term_load($showroom_tid);
-  // dsm($showroom_term);
+  $showroom_tid = isset($items[$delta]['showroom_tid']) ? $items[$delta]['showroom_tid'] : 0;
 
   $widget = $element;
   $widget['#delta'] = $delta;
 
-
   switch ($instance['widget']['type']) {
  // TODO: loop through showrooms and don't allow more than one field by show room
 
@@ -299,7 +201,7 @@ function materio_showroom_field_widget_form(&$form, &$form_state, $field, $insta
 
       $widget['location'] = array(
         '#type' => 'textfield',
-        '#title' => $showroom_term->name,
+        '#title' => "Showroom", //$showroom_term->name,
         '#default_value' => $locval,
         // Allow a slightly larger size that the field length to allow for some
         // configurations where all characters won't fit in input field.
@@ -308,56 +210,133 @@ function materio_showroom_field_widget_form(&$form, &$form_state, $field, $insta
       );
 
       break;
-
   }
 
-  $element['location'] = $widget;
-  return $element;
+  return $widget;
 }
 
 
 /**
- * Validate the individual fields and then convert to RGB string.
+ * Implements hook_field_widget_settings_form().
+ */
+function materio_showroom_field_widget_settings_form($field, $instance) {
+  $widget = $instance['widget'];
+  $settings = $widget['settings'];
+
+  $vocs = taxonomy_get_vocabularies();
+  $options = array();
+  foreach ($vocs as $vid => $voc) {
+    $options[$vid] = $voc->name;
+  }
+
+  $form['vocabulary'] = array(
+    '#type' => 'select',
+    '#title' => t('Vocabulary'),
+    '#default_value' => $settings['vocabulary'],
+    // '#element_validate' => array('_tode_widget_settings_maxlength_validate'),
+    '#required' => TRUE,
+    '#description' => t('Choose which vocabulary will be associated as showroom.'),
+    '#options' => $options,
+  );
+
+  return $form;
+}
+
+/**
+ * Implements hook_form_alter().
  */
-function materio_showroom_location_text_validate($element, &$form_state) {
-  // @todo: Isn't there a better way to find out which element?
-  // $delta = $element['#delta'];
-  // $field = $form_state['field'][$element['#field_name']][$element['#language']]['field'];
-  // $field_name = $field['field_name'];
-  // if (isset($form_state['values'][$field_name][$element['#language']][$delta]['rgb'])) {
-  //   $values = $form_state['values'][$field_name][$element['#language']][$delta]['rgb'];
-  //   foreach (array('r', 'g', 'b') as $colorfield) {
-  //     $colorfield_value = hexdec($values[$colorfield]);
-  //     // If they left any empty, we'll set the value empty and quit.
-  //     if (strlen($values[$colorfield]) == 0) {
-  //       form_set_value($element, '', $form_state);
-  //       return;
-  //     }
-  //     // If they gave us anything that's not hex, reject it.
-  //     if ((strlen($values[$colorfield]) != 2) || $colorfield_value < 0 || $colorfield_value > 255) {
-  //       form_error($element[$colorfield], t("Saturation value must be a 2-digit hexadecimal value between 00 and ff."));
-  //     }
-  //   }
+function materio_showroom_form_field_ui_field_edit_form_alter(&$form, &$form_state, $form_id) {
+  if($form['#field']['type'] == "field_materio_showroom_location"){
+    // dsm($form, 'form');
+    $form['field']['cardinality']['#disabled'] = 'true';
+    $form['field']['cardinality']['#default_value'] = -1;
+  }
   //
-  //   $value = sprintf('#%02s%02s%02s', $values['r'], $values['g'], $values['b']);
-  //   form_set_value($element, $value, $form_state);
-  // }
 }
 
 /**
- * Implements hook_field_widget_error().
- *
- * hook_field_widget_error() lets us figure out what to do with errors
- * we might have generated in hook_field_validate(). Generally, we'll just
- * call form_error().
- *
- * @see field_example_field_validate()
- * @see form_error()
+ * Implements hook_form_alter().
  */
-function materio_showroom_field_widget_error($element, $error, $form, &$form_state) {
-  switch ($error['error']) {
-    case 'materio_showroom_invalid':
-      form_error($element, $error['message']);
-      break;
+function materio_showroom_form_alter(&$form, &$form_state, $form_id) {
+  // act only on node edit form
+  if(isset($form['#node_edit_form'])){
+    // dsm($form_id, 'form_id');
+    // dsm($form, 'form');
+    // dsm($form_state, 'form_state');
+
+    // define some constants
+    $field_type = 'field_materio_showroom_location';
+    $node = $form['#node'];
+    $nodetype = $form['type']['#value'];
+
+    // get all (probably one :p) showroom field instances from the current node
+    $fieldsmap = field_info_field_map();
+    $showroomfieldinstances = array();
+    foreach ($fieldsmap as $field_name => $field) {
+      // dsm($field,$field_name);
+      if ($field['type'] == $field_type
+          && isset($field['bundles']['node'])
+          && in_array($nodetype, $field['bundles']['node'])) {
+        $showroomfieldinstances[] = $field_name;
+      }
+    }
+    // dsm($showroomfieldinstances, 'showroomfieldinstances');
+
+    if(!empty($showroomfieldinstances)){
+      // act on each field instance
+      foreach ($showroomfieldinstances as $field_name) {
+        // retrive various field infos
+        $field_info = field_info_field($field_name);
+        $field_instance = field_info_instance('node', $field_name, $nodetype);
+        // dsm($field_info, 'field_info');
+
+        // get all terms from chosen vocabulary in field instance widget settings
+        $vid = $field_instance['widget']['settings']['vocabulary'];
+        $tree = taxonomy_get_tree($vid);
+        foreach ($tree as $key => $term) {
+          $terms[$term->tid] = $term->name;
+        }
+        // dsm($terms, 'terms');
+
+        // get already recorded values
+        $old_items = field_get_items('node', $node, $field_name);
+        foreach ($old_items as $i => $value) {
+          $values[$value['showroom_tid']] = $value['location'];
+        }
+        // dsm($values, 'values');
+
+        // build new item list
+        foreach ($terms as $tid => $name) {
+          $items[] = array(
+            'showroom_tid' => $tid,
+            'location' => isset($values[$tid]) ? $values[$tid] : ''
+          );
+        }
+        // dsm($items, 'items');
+
+        // retrieve new field form with our custom items
+        $new_field_form = field_default_form('node', $node, $field_info, $field_instance, LANGUAGE_NONE, $items, $form, $form_state);
+        //dsm($new_field_form, 'default_form');
+
+        // change items location field title
+        $i = 0;
+        foreach ($terms as $tid => $name) {
+          $item = $new_field_form[$field_name][LANGUAGE_NONE][$i];
+          $new_field_form[$field_name][LANGUAGE_NONE][$i]['location']['#title'] = $terms[$item['showroom_tid']['#default_value']];
+          $i++;
+        }
+
+        // remove the last one more item added by default
+        unset($new_field_form[$field_name][LANGUAGE_NONE][$i]);
+
+        // delete normal field form and replace it with our new custom field form
+        unset($form[$field_name]);
+        $form[$field_name] = $new_field_form[$field_name];
+
+        // remove "add more" button
+        unset($form[$field_name]['und']['add_more']);
+
+      }
+    }
   }
 }