When editing or creating a new node of type 'chado_featuremap' we need a form. This function creates the form that will be used for this.

Related topics

File

tripal_featuremap/includes/tripal_featuremap.form.inc, line 8

Code

function chado_featuremap_form($node) {
  tripal_core_ahah_init_form();
  $form = array();

  $featuremap = $node->featuremap;
  $featuremap_id = $featuremap->featuremap_id;

  $d_title = $form_state['values']['title'] ? $form_state['values']['title'] : $featuremap->name;
  $d_description = $form_state['values']['description'] ? $form_state['values']['description'] : $featuremap->description;
  $d_unittype_id = $form_state['values']['unittype_id'] ? $form_state['values']['unittype_id'] : $featuremap->unittype_id->cvterm_id;

  // on AHAH callbacks we want to keep a list of all the properties that have been removed
  // we'll store this info in a hidden field and retrieve it here
  $d_removed = $form_state['values']['removed'];

  // get the number of new fields that have been aded via AHAH callbacks
  $num_new = $form_state['values']['num_new'] ? $form_state['values']['num_new'] : 0;

  // initialze default properties array. This is where we store the property defaults
  $d_properties = array();

  // get the list of unit types
  $values = array(
    'cv_id' => array(
      'name' => 'featuremap_units',
    )
  );
  $columns = array('cvterm_id', 'name');
  $options = array('order_by' => array('name' => 'ASC'));
  $featuremap_units = tripal_core_chado_select('cvterm', $columns, $values, $options);
  $units = array();
  $units[''] = '';
  foreach ($featuremap_units as $unit) {
    $units[$unit->cvterm_id] = $unit->name;
  }

  // get the featuremap properties
  $properties_select = array();
  $properties_select[] = 'Select a Property';
  $properties_list = array();
  $sql = "
    SELECT DISTINCT CVT.cvterm_id, CVT.name, CVT.definition
    FROM  {cvterm} CVT
      INNER JOIN {cv} ON CVT.cv_id = CV.cv_id
    WHERE 
      CV.name = 'featuremap_property' AND 
      NOT CVT.is_obsolete = 1
    ORDER BY CVT.name ASC 
  ";
  $prop_types = chado_query($sql);
  while ($prop = db_fetch_object($prop_types)) {
    $properties_select[$prop->cvterm_id] = $prop->name;
    $properties_list[$prop->cvterm_id] = $prop;
  }

  // keep track of the map id if we have.  If we do have one then
  // this is an update as opposed to an insert.
  $form['featuremap_id'] = array(
    '#type' => 'hidden',
    '#value' => $featuremap_id,
  );

  $form['title'] = array(
    '#type' => 'textfield',
    '#title' => t('Map Name'),
    '#description' => t('Please enter a name for this map'),
    '#required' => TRUE,
    '#default_value' => $d_title,
    '#maxlength' => 255
  );

  $form['description'] = array(
    '#type' => 'textarea',
    '#title' => t('Map Description'),
    '#description' => t('A description of the map.'),
    '#required' => TRUE,
    '#default_value' => $d_description,
  );


  $form['unittype_id'] = array(
    '#title' => t('Map Units'),
    '#type' => t('select'),
    '#description' => t("Chose the units for this map"),
    '#required' => TRUE,
    '#default_value' => $d_unittype_id,
    '#options' => $units,
  );


  // add in the properties from the featuremapprop table
  $num_properties += chado_featuremap_node_form_add_featuremapprop_table_props($form, $form_state, $featuremap_id, $d_properties, $d_removed);

  // add in any new properties that have been added by the user through an AHAH callback
  $num_new = chado_featuremap_node_form_add_new_props($form, $form_state, $d_properties, $d_removed);

  // add an empty row of field to allow for addition of a new property
  chado_featuremap_node_form_add_new_empty_props($form, $properties_select);


  return $form;
}