class views_handler_relationship_entity_reverse
A relationship handlers which reverse entity references.
Hierarchy
- class \views_object
- class \views_handler
Expanded class hierarchy of views_handler_relationship_entity_reverse
Related topics
3 string references to 'views_handler_relationship_entity_reverse'
- file_field_views_data_views_data_alter in modules/
file.views.inc - Implements hook_field_views_data_views_data_alter().
- image_field_views_data_views_data_alter in modules/
image.views.inc - Implements hook_field_views_data_views_data_alter().
- taxonomy_field_views_data_views_data_alter in modules/
taxonomy.views.inc - Implements hook_field_views_data_views_data_alter().
File
- modules/
field/ views_handler_relationship_entity_reverse.inc, line 13 - Definition of views_handler_relationship_entity_reverse.
View source
class views_handler_relationship_entity_reverse extends views_handler_relationship {
function init(&$view, &$options) {
parent::init($view, $options);
$this->field_info = field_info_field($this->definition['field_name']);
}
/**
* Called to implement a relationship in a query.
*/
function query() {
$this->ensure_my_table();
// First, relate our base table to the current base table to the
// field, using the base table's id field to the field's column.
$views_data = views_fetch_data($this->table);
$left_field = $views_data['table']['base']['field'];
$first = array(
'left_table' => $this->table_alias,
'left_field' => $left_field,
'table' => $this->definition['field table'],
'field' => $this->definition['field field'],
);
if (!empty($this->options['required'])) {
$first['type'] = 'INNER';
}
if (!empty($this->definition['join_extra'])) {
$first['extra'] = $this->definition['join_extra'];
}
if (!empty($this->definition['join_handler']) && class_exists($this->definition['join_handler'])) {
$first_join = new $this->definition['join_handler'];
}
else {
$first_join = new views_join();
}
$first_join->definition = $first;
$first_join->construct();
$first_join->adjusted = TRUE;
$this->first_alias = $this->query->add_table($this->definition['field table'], $this->relationship, $first_join);
// Second, relate the field table to the entity specified using
// the entity id on the field table and the entity's id field.
$second = array(
'left_table' => $this->first_alias,
'left_field' => 'entity_id',
'table' => $this->definition['base'],
'field' => $this->definition['base field'],
);
if (!empty($this->options['required'])) {
$second['type'] = 'INNER';
}
if (!empty($this->definition['join_handler']) && class_exists($this->definition['join_handler'])) {
$second_join = new $this->definition['join_handler'];
}
else {
$second_join = new views_join();
}
$second_join->definition = $second;
$second_join->construct();
$second_join->adjusted = TRUE;
// use a short alias for this:
$alias = $this->definition['field_name'] . '_' . $this->table;
$this->alias = $this->query->add_relationship($alias, $second_join, $this->definition['base'], $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 |
Default options form that provides the label widget that all fields
should have. Overrides views_handler:: |
|
views_handler_relationship:: |
function |
Information about options for all kinds of purposes will be held here.
@code
'option_name' => array( Overrides views_handler:: |
|
views_handler_relationship:: |
function |
You can't groupby a relationship. Overrides views_handler:: |
|
views_handler_relationship_entity_reverse:: |
function |
Init handler to let relationships live on tables other than
the table they operate on. Overrides views_handler_relationship:: |
|
views_handler_relationship_entity_reverse:: |
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 |