class nat_handler_argument_term_node_tid_depth in Node Auto Term [NAT] 6
Same name and namespace in other branches
- 6.2 includes/nat_handler_argument_term_node_tid_depth.inc \nat_handler_argument_term_node_tid_depth
- 7.2 includes/nat_handler_argument_term_node_tid_depth.inc \nat_handler_argument_term_node_tid_depth
- 7 includes/nat_handler_argument_term_node_tid_depth.inc \nat_handler_argument_term_node_tid_depth
Argument handler for NAT terms over NAT nid with depth.
This handler is actually part of the node table and has some restrictions, because it uses a subquery to find nodes with
Hierarchy
- class \nat_handler_argument_term_node_tid_depth extends \views_handler_argument
Expanded class hierarchy of nat_handler_argument_term_node_tid_depth
1 string reference to 'nat_handler_argument_term_node_tid_depth'
- nat_views_data_alter in includes/
nat.views.inc - Implementation of hook_views_data_alter().
File
- includes/
nat_handler_argument_term_node_tid_depth.inc, line 15 - NAT (Node Auto Term) nid views argument with depth handler.
View source
class nat_handler_argument_term_node_tid_depth extends views_handler_argument {
function option_definition() {
$options = parent::option_definition();
$options['depth'] = array(
'default' => 0,
);
$options['break_phrase'] = array(
'default' => FALSE,
);
$options['set_breadcrumb'] = array(
'default' => FALSE,
);
return $options;
}
function options_form(&$form, &$form_state) {
parent::options_form($form, $form_state);
$form['depth'] = array(
'#type' => 'weight',
'#title' => t('Depth'),
'#default_value' => $this->options['depth'],
'#description' => t('The depth will match nodes tagged with terms in the hierarchy. For example, if you have the term "fruit" and a child term "apple", with a depth of 1 (or higher) then filtering for the term "fruit" will get nodes that are tagged with "apple" as well as "fruit". If negative, the reverse is true; searching for "apple" will also pick up nodes tagged with "fruit" if depth is -1 (or lower).'),
);
$form['break_phrase'] = array(
'#type' => 'checkbox',
'#title' => t('Allow multiple terms per argument'),
'#description' => t('If selected, users can enter multiple arguments in the form of 1+2+3. Due to the number of JOINs it would require, AND will be treated as OR with this argument.'),
'#default_value' => !empty($this->options['break_phrase']),
);
$form['set_breadcrumb'] = array(
'#type' => 'checkbox',
'#title' => t("Set the breadcrumb for the term parents"),
'#description' => t('If selected, the breadcrumb trail will include all parent terms, each one linking to this view. Note that this only works if just one term was received.'),
'#default_value' => !empty($this->options['set_breadcrumb']),
);
}
function set_breadcrumb(&$breadcrumb) {
if (empty($this->options['set_breadcrumb']) || !is_numeric($this->argument)) {
return;
}
return views_taxonomy_set_breadcrumb($breadcrumb, $this);
}
/**
* Override default_actions() to remove summary actions.
*/
function default_actions($which = NULL) {
if ($which) {
if (in_array($which, array(
'ignore',
'not found',
'empty',
'default',
))) {
return parent::default_actions($which);
}
return;
}
$actions = parent::default_actions();
unset($actions['summary asc']);
unset($actions['summary desc']);
return $actions;
}
function query() {
$this
->ensure_my_table();
if (!empty($this->options['break_phrase'])) {
$tids = new stdClass();
$tids->value = $this->argument;
$tids = views_break_phrase($this->argument, $tids);
if ($tids->value == -1) {
return FALSE;
}
if (count($tids->value) > 1) {
$placeholder = " IN (" . implode(', ', array_fill(0, sizeof($tids->value), '%d')) . ")";
}
else {
$placeholder = " = %d";
}
foreach ($tids->value as $tid) {
$nat_tid = nat_get_term($tid);
$nat_tids[] = $nat_tid->tid;
}
$tids = $nat_tids;
}
else {
$placeholder = "= %d";
$tids = array(
$this->argument,
);
$nat_tid = nat_get_term($this->argument);
$tids = array(
$nat_tid->tid,
);
}
$subquery = "\n SELECT tn.vid FROM {term_node} tn\n";
$where = " WHERE tn.tid {$placeholder}\n";
$args = $tids;
$last = "tn";
if ($this->options['depth'] > 0) {
$subquery .= " LEFT JOIN {term_hierarchy} th ON th.tid = tn.tid\n";
$last = "th";
foreach (range(1, abs($this->options['depth'])) as $count) {
$subquery .= " LEFT JOIN {term_hierarchy} th{$count} ON {$last}.parent = th{$count}.tid\n";
$where .= " OR th{$count}.tid {$placeholder}\n";
$args = array_merge($args, $tids);
$last = "th{$count}";
}
}
elseif ($this->options['depth'] < 0) {
foreach (range(1, abs($this->options['depth'])) as $count) {
$subquery .= " LEFT JOIN {term_hierarchy} th{$count} ON {$last}.tid = th{$count}.parent\n";
$where .= " OR th{$count}.tid {$placeholder}\n";
$args = array_merge($args, $tids);
$last = "th{$count}";
}
}
$this->query
->add_where(0, "{$this->table_alias}.{$this->real_field} IN ({$subquery}{$where} )", $args);
}
function title() {
$term = taxonomy_get_term($this->argument);
if (!empty($term)) {
return check_plain($term->name);
}
// TODO review text
return t('No name');
}
}
Members
Name | Modifiers | Type | Description | Overrides |
---|---|---|---|---|
nat_handler_argument_term_node_tid_depth:: |
function | Override default_actions() to remove summary actions. | ||
nat_handler_argument_term_node_tid_depth:: |
function | |||
nat_handler_argument_term_node_tid_depth:: |
function | |||
nat_handler_argument_term_node_tid_depth:: |
function | |||
nat_handler_argument_term_node_tid_depth:: |
function | |||
nat_handler_argument_term_node_tid_depth:: |
function |