Added a featurepos field

tripal_chado/includes/TripalFields/chado_linker__featurepos.inc

@@ -0,0 +1,143 @@
+<?php
+
+class chado_linker__featurepos extends TripalField {
+
+  // The default lable for this field.
+  public static $default_label = 'Map positions';
+
+  // The default description for this field.
+  public static $default_description = 'Map position of a sequence.';
+
+  // Add any default settings elements.  If you override the globalSettingsForm()
+  // or the instanceSettingsForm() functions then you need to be sure that
+  // any settings you want those functions to manage are listed in this
+  // array.
+  public static $default_settings = array(
+    'chado_table' => '',
+    'chado_column' => '',
+    'base_table' => '',
+    'semantic_web' => '',
+  );
+
+  // Set this to the name of the storage backend that by default will support
+  // this field.
+  public static $default_storage = 'field_chado_storage';
+
+  /**
+   * @see TripalField::formatter_settings_summary()
+   */
+  public function formatter_settings_summary($field, $instance,
+      $view_mode) {
+
+  }
+
+  /**
+   * @see TripalField::formatter_settings_form()
+   */
+  public function formatter_settings_form($field, $instance,
+      $view_mode, $form, &$form_state) {
+
+
+
+  }
+
+  /**
+   * @see TripalField::formatterView()
+   */
+  public function formatterView(&$element, $entity_type, $entity, $langcode, $items, $display) {
+
+    // Get the settings
+    $settings = $display['settings'];
+
+    $rows = array();
+    $headers = array('Map', 'Mapped Feature', 'Name', 'Position');
+
+    foreach ($items as $delta => $item) {
+      if (!$item['value']) {
+        continue;
+      }
+
+      $val = $item['value'];
+      $map_name = $val['map_name'];
+      $mapped_feature_name = $val['mapped_feature_name'];
+      $feature_name = $val['name'];
+      $position = $val['position'];
+
+      $rows[] = array(
+        $map_name, 
+        $mapped_feature_name,
+        $feature_name,
+        $position
+      );
+    }
+
+
+    // the $table array contains the headers and rows array as well as other
+    // options for controlling the display of the table.  Additional
+    // documentation can be found here:
+    // https://api.drupal.org/api/drupal/includes%21theme.inc/function/theme_table/7
+    $table = array(
+      'header' => $headers,
+      'rows' => $rows,
+      'attributes' => array(
+        'id' => 'tripal_feature-table-map-positions',
+        'class' => 'tripal-data-table'
+      ),
+      'sticky' => FALSE,
+      'caption' => '',
+      'colgroups' => array(),
+      'empty' => 'This record is not aligned to any locations.',
+    );
+
+    // once we have our table array structure defined, we call Drupal's theme_table()
+    // function to generate the table.
+    if (count($items) > 0) {
+      $element[0] = array(
+        '#type' => 'markup',
+        '#markup' => theme_table($table),
+      );
+    }
+  }
+
+  /**
+   * @see TripalField::load()
+   */
+  public function load($entity, $details = array()) {
+    $record = $details['record'];
+    $settings = $this->field['settings'];
+
+    $field_name = $this->field['field_name'];
+    $field_type = $this->field['type'];
+
+    // Set some defaults for the empty record.
+    $entity->{$field_name}['und'][0] = array(
+      'value' => array(),
+    );
+
+    $options = array(
+      'return_array' => TRUE,
+      'include_fk' => array(
+        'srcfeature_id' => array(
+          'type_id' => 1,
+        ),
+        'feature_id' => array(
+          'type_id' => 1
+        ),
+      )
+    );
+    $feature = chado_expand_var($record, 'table', 'featurepos', $options);
+
+     // iterate through the results and add them to our featureposes array
+     $featureposes = array();
+     return $featureposes;
+   }
+
+  /**
+   * We don't want a widget so override this function.
+   */
+  public static function widgetInfo() {
+    return array();
+  }
+  
+}
+