class views_handler_relationship_node_term_data
- 3.x modules/taxonomy/views_handler_relationship_node_term_data.inc views_handler_relationship_node_term_data
- 2.x modules/taxonomy/views_handler_relationship_node_term_data.inc views_handler_relationship_node_term_data
Relationship handler to return the taxonomy terms of nodes.
Hierarchy
- class \views_object
- class \views_handler
Expanded class hierarchy of views_handler_relationship_node_term_data
Related topics
1 string reference to 'views_handler_relationship_node_term_data'
- taxonomy_views_data_alter in modules/
taxonomy.views.inc - Implements hook_views_data_alter().
File
- modules/
taxonomy/ views_handler_relationship_node_term_data.inc, line 13 - Definition of views_handler_relationship_node_term_data.
View source
class views_handler_relationship_node_term_data extends views_handler_relationship {
function init(&$view, &$options) {
parent::init($view, $options);
// Convert legacy vids option to machine name vocabularies.
if (!empty($this->options['vids'])) {
$vocabularies = taxonomy_get_vocabularies();
foreach ($this->options['vids'] as $vid) {
if (isset($vocabularies[$vid], $vocabularies[$vid]->machine_name)) {
$this->options['vocabularies'][$vocabularies[$vid]->machine_name] = $vocabularies[$vid]->machine_name;
}
}
}
}
function option_definition() {
$options = parent::option_definition();
$options['vocabularies'] = array('default' => array());
return $options;
}
function options_form(&$form, &$form_state) {
$vocabularies = taxonomy_get_vocabularies();
$options = array();
foreach ($vocabularies as $voc) {
$options[$voc->machine_name] = check_plain($voc->name);
}
$form['vocabularies'] = array(
'#type' => 'checkboxes',
'#title' => t('Vocabularies'),
'#options' => $options,
'#default_value' => $this->options['vocabularies'],
'#description' => t('Choose which vocabularies you wish to relate. Remember that every term found will create a new record, so this relationship is best used on just one vocabulary that has only one term per node.'),
);
parent::options_form($form, $form_state);
}
/**
* Called to implement a relationship in a query.
*/
function query() {
$this->ensure_my_table();
$def = $this->definition;
$def['table'] = 'taxonomy_term_data';
if (!array_filter($this->options['vocabularies'])) {
$taxonomy_index = $this->query->add_table('taxonomy_index', $this->relationship);
$def['left_table'] = $taxonomy_index;
$def['left_field'] = 'tid';
$def['field'] = 'tid';
$def['type'] = empty($this->options['required']) ? 'LEFT' : 'INNER';
}
else {
// If vocabularies are supplied join a subselect instead
$def['left_table'] = $this->table_alias;
$def['left_field'] = 'nid';
$def['field'] = 'nid';
$def['type'] = empty($this->options['required']) ? 'LEFT' : 'INNER';
$query = db_select('taxonomy_term_data', 'td');
$query->addJoin($def['type'], 'taxonomy_vocabulary', 'tv', 'td.vid = tv.vid');
$query->addJoin($def['type'], 'taxonomy_index', 'tn', 'tn.tid = td.tid');
$query->condition('tv.machine_name', array_filter($this->options['vocabularies']));
if (empty($this->query->options['disable_sql_rewrite'])) {
$query->addTag('term_access');
}
$query->fields('td');
$query->fields('tn', array('nid'));
$def['table formula'] = $query;
}
$join = new views_join();
$join->definition = $def;
$join->construct();
$join->adjusted = TRUE;
// use a short alias for this:
$alias = $def['table'] . '_' . $this->table;
$this->alias = $this->query->add_relationship($alias, $join, 'taxonomy_term_data', $this->relationship);
}
}
Members
Name | Modifiers | Type | Description |
---|---|---|---|
views_handler:: |
public | property | The alias of the table of this handler which is used in the query. |
views_handler:: |
function | Take input from exposed handlers and assign to this handler, if necessary. | |
views_handler:: |
function | Check whether current user has access to this handler. | |
views_handler:: |
function | Provide text for the administrative summary | |
views_handler:: |
function | Determine if the handler is considered 'broken', meaning it's a a placeholder used when a handler can't be found. | |
views_handler:: |
function | Determine if a handler can be exposed. | |
views_handler:: |
function | Transform a string by a certain method. | |
views_handler:: |
function | Ensure the main table for this handler is in the query. This is used a lot. | |
views_handler:: |
function | Render our chunk of the exposed handler form when selecting | |
views_handler:: |
function | Get information about the exposed form for the form renderer. | |
views_handler:: |
function | Submit the exposed handler form | |
views_handler:: |
function | Validate the exposed handler form | |
views_handler:: |
function | Form for exposed handler options. | |
views_handler:: |
function | Set new exposed option defaults when exposed setting is flipped on. | |
views_handler:: |
function | Perform any necessary changes to the form exposes prior to storage. There is no need for this function to actually store the data. | |
views_handler:: |
function | Validate the options form. | |
views_handler:: |
function | Provide defaults for the handler. | |
views_handler:: |
function | Provide a form for setting options. | |
views_handler:: |
function | Perform any necessary changes to the form values prior to storage. There is no need for this function to actually store the data. | |
views_handler:: |
function | Validate the options form. | |
views_handler:: |
function | Shortcut to get a handler's raw field value. | |
views_handler:: |
function | Get the join object that should be used for this handler. | |
views_handler:: |
function | Provide a form for aggregation settings. | |
views_handler:: |
function | Perform any necessary changes to the form values prior to storage. There is no need for this function to actually store the data. | |
views_handler:: |
function | If a handler has 'extra options' it will get a little settings widget and another form called extra_options. | |
views_handler:: |
function | Returns TRUE if the exposed filter works like a grouped filter. | |
views_handler:: |
function | Determine if this item is 'exposed', meaning it provides form elements to let users modify the view. | |
views_handler:: |
function | Define if the exposed input has to be submitted multiple times. This is TRUE when exposed filters grouped are using checkboxes as widgets. | |
views_handler:: |
function | Determine if the argument needs a style plugin. | |
views_handler:: |
function | Perform any necessary changes to the form values prior to storage. There is no need for this function to actually store the data. | |
views_handler:: |
function | Validate the options form. | |
views_handler:: |
function | Provides a unique placeholders for handlers. | |
views_handler:: |
function | Run after the view is executed, before the result is cached. | |
views_handler:: |
function | Run before the view is built. | |
views_handler:: |
function | Sanitize the value for output. | |
views_handler:: |
function | Called just prior to query(), this lets a handler set up any relationship it needs. | |
views_handler:: |
function | Shortcut to display the expose/hide button. | |
views_handler:: |
function | Shortcut to display the exposed options form. | |
views_handler:: |
function | If set to remember exposed input in the session, store it there. | |
views_handler:: |
function | Return a string representing this handler's name in the UI. | |
views_handler:: |
function | Validates the handler against the complete View. | |
views_handler_relationship:: |
function | Get this field's label. | |
views_handler_relationship:: |
function |
You can't groupby a relationship. Overrides views_handler:: |
|
views_handler_relationship_node_term_data:: |
function |
Init handler to let relationships live on tables other than
the table they operate on. Overrides views_handler_relationship:: |
|
views_handler_relationship_node_term_data:: |
function |
Default options form that provides the label widget that all fields
should have. Overrides views_handler_relationship:: |
|
views_handler_relationship_node_term_data:: |
function |
Information about options for all kinds of purposes will be held here.
@code
'option_name' => array( Overrides views_handler_relationship:: |
|
views_handler_relationship_node_term_data:: |
function |
Called to implement a relationship in a query. Overrides views_handler_relationship:: |
|
views_object:: |
function | Views handlers use a special construct function so that we can more easily construct them with variable arguments. | |
views_object:: |
function | ||
views_object:: |
function | ||
views_object:: |
function | ||
views_object:: |
function | Always exports the option, regardless of the default value. | |
views_object:: |
function | Set default options on this object. Called by the constructor in a complex chain to deal with backward compatibility. | |
views_object:: |
function | Set default options. For backward compatibility, it sends the options array; this is a feature that will likely disappear at some point. | |
views_object:: |
function | Let the handler know what its full definition is. | |
views_object:: |
function | Unpack options over our existing defaults, drilling down into arrays so that defaults don't get totally blown away. | |
views_object:: |
function | Unpack a single option definition. | |
views_object:: |
function | Unpacks each handler to store translatable texts. | |
views_object:: |
function |