views_json_query_handler_field.inc in Views JSON Query 7

Base field handler for views_json_query.

File

handlers/views_json_query_handler_field.inc

<?php

/**
 * @file
 * Base field handler for views_json_query.
 */
class views_json_query_handler_field extends views_handler_field {

  /**
   * Render.
   */
  function render($values) {
    $key = $this->field_alias;
    if (!isset($values->{$key})) {
      return '';
    }
    $values = $values->{$key};
    return $this
      ->render_field($values);
  }

  /**
   * Renders field.
   */
  function render_field($value) {
    return check_plain($value);
  }

  /**
   * Option definition.
   */
  function option_definition() {
    $options = parent::option_definition();
    $options['key'] = array(
      'default' => '',
    );
    return $options;
  }

  /**
   * Options form.
   */
  function options_form(&$form, &$form_state) {
    parent::options_form($form, $form_state);
    $form['key'] = array(
      '#title' => t('Key Chooser'),
      '#description' => t('choose a key'),
      '#type' => 'textfield',
      '#default_value' => $this->options['key'],
      '#required' => TRUE,
    );
  }

  /**
   * Called to add the field to a query.
   */
  function query() {

    // Add the field.
    $this->table_alias = 'json';
    $this->field_alias = $this->query
      ->add_field($this->table_alias, $this->options['key'], '', $this->options);
  }

  /**
   * UI name.
   */
  function ui_name($short = FALSE) {
    if (!empty($this->options['ui_name'])) {
      $title = check_plain($this->options['ui_name']);
      return $title;
    }
    $title = $this->definition['title'];
    if ($short && isset($this->definition['title short'])) {
      $title = $this->definition['title short'];
    }
    return t('!key: !title', array(
      '!key' => $this->options['key'],
      '!title' => $title,
    ));
  }

  /**
   * Called to determine what to tell the clicksorter.
   */
  function click_sort($order) {
    if (isset($this->field_alias)) {
      $this->query
        ->add_orderby(NULL, $this->field_alias, $order);
    }
  }

}

Classes

Name	Description
views_json_query_handler_field	@file Base field handler for views_json_query.