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<?php
/**
* @file
* Contains the 'node' argument validator plugin.
*/
/**
* Validate whether an argument is an acceptable node.
*/
class views_plugin_argument_validate_node extends views_plugin_argument_validate {
function option_definition() {
$options = parent::option_definition();
$options['types'] = array('default' => array());
$options['access'] = array('default' => FALSE, 'bool' => TRUE);
$options['access_op'] = array('default' => 'view');
$options['nid_type'] = array('default' => 'nid');
return $options;
}
function options_form(&$form, &$form_state) {
$types = node_type_get_types();
$options = array();
foreach ($types as $type => $info) {
$options[$type] = check_plain(t($info->name));
}
$form['types'] = array(
'#type' => 'checkboxes',
'#title' => t('Content types'),
'#options' => $options,
'#default_value' => $this->options['types'],
'#description' => t('Choose one or more content types to validate with.'),
);
$form['access'] = array(
'#type' => 'checkbox',
'#title' => t('Validate user has access to the content'),
'#default_value' => $this->options['access'],
);
$form['access_op'] = array(
'#type' => 'radios',
'#title' => t('Access operation to check'),
'#options' => array('view' => t('View'), 'update' => t('Edit'), 'delete' => t('Delete')),
'#default_value' => $this->options['access_op'],
'#dependency' => array('edit-options-validate-options-node-access' => array(TRUE)),
);
$form['nid_type'] = array(
'#type' => 'select',
'#title' => t('Filter value format'),
'#options' => array(
'nid' => t('Node ID'),
'nids' => t('Node IDs separated by , or +'),
),
'#default_value' => $this->options['nid_type'],
);
}
function options_submit(&$form, &$form_state, &$options = array()) {
// filter trash out of the options so we don't store giant unnecessary arrays
$options['types'] = array_filter($options['types']);
}
function convert_options(&$options) {
if (!isset($options['types']) && !empty($this->argument->options['validate_argument_node_type'])) {
$options['types'] = isset($this->argument->options['validate_argument_node_type']) ? $this->argument->options['validate_argument_node_type'] : array();
$options['access'] = !empty($this->argument->options['validate_argument_node_access']);
$options['access_op'] = isset($this->argument->options['validate_argument_node_access_op']) ? $this->argument->options['validate_argument_node_access_op'] : 'view';
$options['nid_type'] = isset($this->argument->options['validate_argument_nid_type']) ? $this->argument->options['validate_argument_nid_type'] : array();
}
}
function validate_argument($argument) {
$types = $this->options['types'];
switch ($this->options['nid_type']) {
case 'nid':
if (!is_numeric($argument)) {
return FALSE;
}
$node = node_load($argument);
if (!$node) {
return FALSE;
}
if (!empty($this->options['access'])) {
if (!node_access($this->options['access_op'], $node)) {
return FALSE;
}
}
// Save the title() handlers some work.
$this->argument->validated_title = check_plain($node->title);
if (empty($types)) {
return TRUE;
}
return isset($types[$node->type]);
break;
case 'nids':
$nids = new stdClass();
$nids->value = array($argument);
$nids = views_break_phrase($argument, $nids);
if ($nids->value == array(-1)) {
return FALSE;
}
$test = drupal_map_assoc($nids->value);
$titles = array();
$result = db_query("SELECT * FROM {node} WHERE nid IN (:nids)", array(':nids' => $nids->value));
foreach ($result as $node) {
if ($types && empty($types[$node->type])) {
return FALSE;
}
if (!empty($this->options['access'])) {
if (!node_access($this->options['access_op'], $node)) {
return FALSE;
}
}
$titles[] = check_plain($node->title);
unset($test[$node->nid]);
}
$this->argument->validated_title = implode($nids->operator == 'or' ? ' + ' : ', ', $titles);
// If this is not empty, we did not find a nid.
return empty($test);
}
}
}
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