flexiform_handler_filter_tags.inc in Flexiform 7

Contains handler for tags filter on flexiform views.

File

includes/views/handlers/flexiform_handler_filter_tags.inc

<?php

/**
 * @file
 * Contains handler for tags filter on flexiform views.
 */
class flexiform_handler_filter_tags extends views_handler_filter_many_to_one {
  function has_extra_options() {
    return TRUE;
  }
  function get_value_options() {

    /* don't overwrite the value options */
  }
  function option_definition() {
    $options = parent::option_definition();
    $options['type'] = array(
      'default' => 'textfield',
    );
    return $options;
  }
  function extra_options_form(&$form, &$form_state) {
    $form['type'] = array(
      '#type' => 'radios',
      '#title' => t('Selection type'),
      '#options' => array(
        'select' => t('Dropdown'),
        'textfield' => t('Autocomplete'),
      ),
      '#default_value' => $this->options['type'],
    );
  }
  function value_form(&$form, &$form_state) {
    if ($this->options['type'] == 'textfield') {
      $default = '';
      if ($this->value) {
        $default = drupal_implode_tags($this->value);
      }
      $form['value'] = array(
        '#title' => t('Select tags'),
        '#type' => 'textfield',
        '#default_value' => $default,
        '#autocomplete_path' => 'admin/structure/flexiforms/autocomplete_tags',
      );
    }
    else {
      $options = array();
      $query = db_select('flexiform_tags', 'ft');
      $query
        ->distinct()
        ->addField('ft', 'tag', 'tag');
      $result = $query
        ->execute()
        ->fetchCol();
      $options = drupal_map_assoc($result);
      $default_value = (array) $this->value;
      $form['value'] = array(
        '#type' => 'select',
        '#title' => t('Select tags'),
        '#multiple' => TRUE,
        '#options' => $options,
        '#size' => min(4, count($options)),
        '#default_value' => $default_value,
      );
    }
  }
  function value_validate($form, &$form_state) {

    // We only validate if they've chosen the text field style.
    if ($this->options['type'] != 'textfield') {
      return;
    }
    $values = drupal_explode_tags($form_state['values']['options']['value']);
    $form_state['values']['options']['value'] = $values;
  }
  function accept_exposed_input($input) {
    if (empty($this->options['exposed'])) {
      return TRUE;
    }

    // If view is an attachment and is inheriting exposed filters, then assume
    // exposed input has already been validated
    if (!empty($this->view->is_attachment) && $this->view->display_handler
      ->uses_exposed()) {
      $this->validated_exposed_input = (array) $this->view->exposed_raw_input[$this->options['expose']['identifier']];
    }

    // If it's non-required and there's no value don't bother filtering.
    if (!$this->options['expose']['required'] && empty($this->validated_exposed_input)) {
      return FALSE;
    }
    $rc = parent::accept_exposed_input($input);
    if ($rc) {

      // If we have previously validated input, override.
      if (!$this
        ->is_a_group() && isset($this->validated_exposed_input)) {
        $this->value = $this->validated_exposed_input;
      }
    }
    return $rc;
  }
  function exposed_validate(&$form, &$form_state) {
    if (empty($this->options['exposed'])) {
      return;
    }
    $identifier = $this->options['expose']['identifier'];
    if (empty($this->options['expose']['identifier'])) {
      return;
    }
    if ($this->options['type'] != 'textfield') {
      if ($form_state['values'][$identifier] != 'All') {
        $this->validated_exposed_input = (array) $form_state['values'][$identifier];
      }
      return;
    }
    $values = drupal_explode_tags($form_state['values'][$identifier]);
    $this->validated_exposed_input = $values;
  }
  function value_submit($form, &$form_state) {

    // prevent array_filter from messing up our arrays in parent submit.
  }

}

Classes

Name	Description
flexiform_handler_filter_tags	@file Contains handler for tags filter on flexiform views.