function field_view_value
Returns a renderable array for a single field value.
Parameters
$entity_type: The type of $entity; e.g., 'node' or 'user'.
$entity: The entity containing the field to display. Must at least contain the id key and the field data to display.
$field_name: The name of the field to display.
$item: The field value to display, as found in $entity->field_name[$langcode][$delta].
$display: Can be either the name of a view mode, or an array of display settings. See field_view_field() for more information.
$langcode: (Optional) The language of the value in $item. If not provided, the current language will be assumed.
Return value
A renderable array for the field value.
Related topics
1 call to field_view_value()
- FieldDisplayAPITestCase::testFieldViewValue in modules/
field/ tests/ field.test - Test the field_view_value() function.
File
-
modules/
field/ field.module, line 796
Code
function field_view_value($entity_type, $entity, $field_name, $item, $display = array(), $langcode = NULL) {
$output = array();
if ($field = field_info_field($field_name)) {
// Determine the langcode that will be used by language fallback.
$langcode = field_language($entity_type, $entity, $field_name, $langcode);
// Push the item as the single value for the field, and defer to
// field_view_field() to build the render array for the whole field.
$clone = clone $entity;
$clone->{$field_name}[$langcode] = array(
$item,
);
$elements = field_view_field($entity_type, $clone, $field_name, $display, $langcode);
// Extract the part of the render array we need.
$output = isset($elements[0]) ? $elements[0] : array();
if (isset($elements['#access'])) {
$output['#access'] = $elements['#access'];
}
}
return $output;
}
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