workflow_views_handler_filter_sid.inc in Workflow 7

Provide views filter handler for workflow.module.

File

workflow_views/includes/workflow_views_handler_filter_sid.inc

<?php

/**
 * @file
 * Provide views filter handler for workflow.module.
 */

/**
 * Filter by state.
 */
class workflow_views_handler_filter_sid extends views_handler_filter_in_operator {
  var $value_form_type = 'select';
  function get_value_options() {
    if (!isset($this->value_options)) {
      $this->value_options = array();
      $this->value_title = t('Workflow state');
      $states = array();
      $workflows = Workflow::getWorkflows();
      $count = count($workflows);
      if ($count > 1) {
        $states += array(
          '' => t('No state'),
        );
      }
      foreach ($workflows as $workflow) {

        // Only show the workflow name if more then 1 workflows exist.
        $states += $workflow
          ->getOptions($grouped = $count != 1);
      }
      $this->value_options = $states;
    }
  }
  function query() {
    $value = $this
      ->is_a_group() && !$this->options['expose']['multiple'] ? drupal_array_merge_deep_array($this->value) : $this->value;
    if (empty($value)) {
      return;
    }
    $this
      ->ensure_my_table();
    $placeholder = !empty($this->definition['numeric']) ? '%d' : "'%s'";
    if (count($value) == 1) {
      $this->operator = $this->operator == 'in' ? '= ' : '!= ';
      $in = !empty($this->definition['numeric']) ? '%d' : "'%s'";
    }
    if ($this->operator == 'empty' || $this->operator == 'not empty') {
      $value = NULL;
      if ($this->operator == 'empty') {
        $this->operator = "IS NULL";
      }
      else {
        $this->operator = "IS NOT NULL";
      }
    }
    $this->query
      ->add_where($this->options['group'], $this->table_alias . '.' . $this->real_field, $value, $this->operator);
  }

}

Classes

Name	Description
workflow_views_handler_filter_sid	Filter by state.