modules/value_provider/value_provider.providers.inc

<?php
// $Id: value_provider.providers.inc,v 1.1 2008/07/17 17:46:44 jpetso Exp $
/**
 * @file
 * Value Providers - Semantic result values for programmatic Views usage.
 *
 * Copyright 2008 by Jakob Petsovits ("jpetso", http://drupal.org/user/56020)
 */

/**
 * Implementation of hook_value_provider_info():
 * Return a list of default value providers.
 */
function value_provider_value_provider_info() {
  $providers = array();
  $supported_field_types = array(
    'number_float', 'number_integer', 'number_decimal',
    'nodereference', 'userreference',
  );

  if (module_exists('content')) {
    foreach (content_fields() as $field) {
      if (!in_array($field['type'], $supported_field_types)) {
        continue;
      }
      $provider = value_provider_content_provider_base($field);

      switch ($field['type']) {
        case 'nodereference':
          $provider['parse callback'] = 'value_provider_nodereference_parse_nid';
          $providers['nid'][$field['field_name']] = $provider;
          break;

        case 'userreference':
          $provider['parse callback'] = 'value_provider_userreference_parse_uid';
          $provider['filters']['uid'] = array(
            'field' => $field['field_name'] . '_uid',
            'callback' => 'value_provider_userreference_filter_uid',
          );
          $provider['filters']['has_uid'] = array(
            'field' => $field['field_name'] . '_uid',
            'callback' => 'value_provider_userreference_filter_has_uid',
          );
          $providers['uid'][$field['field_name']] = $provider;
          break;

        case 'number_float':
        case 'number_integer':
        case 'number_decimal':
          $provider['parse callback'] = 'value_provider_number_parse_value';
          $providers['number'][$field['field_name']] = $provider;
          break;
      }
    }
  }
  return $providers;
}

function value_provider_number_parse_value($item) {
  return empty($item['value']) ? 0 : $item['value'];
}

function value_provider_nodereference_parse_nid($item) {
  return empty($item['nid']) ? 0 : $item['nid'];
}

function value_provider_userreference_parse_uid($item) {
  return empty($item['uid']) ? 0 : $item['uid'];
}

function value_provider_userreference_filter_uid(&$filter, $filter_handler, $filter_options) {
  $filter['operator'] = 'or';
  $filter['value'] = array($filter_options); // where $filter_options == $uid
}

function value_provider_userreference_filter_has_uid(&$filter, $filter_handler, $filter_options) {
  $filter['operator'] = 'or';

  if ($filter_options == TRUE) { // has uid
    $filter_handler->get_value_options();
    $filter['value'] = array_keys($filter_handler->value_options);
  }
  else { // has no uid
    $filter['value'] = array();
  }
}
1	<?php
2	// $Id: value_provider.providers.inc,v 1.1 2008/07/17 17:46:44 jpetso Exp $
3	/**
4	* @file
5	* Value Providers - Semantic result values for programmatic Views usage.
6	*
7	* Copyright 2008 by Jakob Petsovits ("jpetso", http://drupal.org/user/56020)
8	*/
9
10	/**
11	* Implementation of hook_value_provider_info():
12	* Return a list of default value providers.
13	*/
14	function value_provider_value_provider_info() {
15	$providers = array();
16	$supported_field_types = array(
17	'number_float', 'number_integer', 'number_decimal',
18	'nodereference', 'userreference',
19	);
20
21	if (module_exists('content')) {
22	foreach (content_fields() as $field) {
23	if (!in_array($field['type'], $supported_field_types)) {
24	continue;
25	}
26	$provider = value_provider_content_provider_base($field);
27
28	switch ($field['type']) {
29	case 'nodereference':
30	$provider['parse callback'] = 'value_provider_nodereference_parse_nid';
31	$providers['nid'][$field['field_name']] = $provider;
32	break;
33
34	case 'userreference':
35	$provider['parse callback'] = 'value_provider_userreference_parse_uid';
36	$provider['filters']['uid'] = array(
37	'field' => $field['field_name'] . '_uid',
38	'callback' => 'value_provider_userreference_filter_uid',
39	);
40	$provider['filters']['has_uid'] = array(
41	'field' => $field['field_name'] . '_uid',
42	'callback' => 'value_provider_userreference_filter_has_uid',
43	);
44	$providers['uid'][$field['field_name']] = $provider;
45	break;
46
47	case 'number_float':
48	case 'number_integer':
49	case 'number_decimal':
50	$provider['parse callback'] = 'value_provider_number_parse_value';
51	$providers['number'][$field['field_name']] = $provider;
52	break;
53	}
54	}
55	}
56	return $providers;
57	}
58
59	function value_provider_number_parse_value($item) {
60	return empty($item['value']) ? 0 : $item['value'];
61	}
62
63	function value_provider_nodereference_parse_nid($item) {
64	return empty($item['nid']) ? 0 : $item['nid'];
65	}
66
67	function value_provider_userreference_parse_uid($item) {
68	return empty($item['uid']) ? 0 : $item['uid'];
69	}
70
71	function value_provider_userreference_filter_uid(&$filter, $filter_handler, $filter_options) {
72	$filter['operator'] = 'or';
73	$filter['value'] = array($filter_options); // where $filter_options == $uid
74	}
75
76	function value_provider_userreference_filter_has_uid(&$filter, $filter_handler, $filter_options) {
77	$filter['operator'] = 'or';
78
79	if ($filter_options == TRUE) { // has uid
80	$filter_handler->get_value_options();
81	$filter['value'] = array_keys($filter_handler->value_options);
82	}
83	else { // has no uid
84	$filter['value'] = array();
85	}
86	}