1 |
85ad3d82
|
Assos Assos
|
<?php
|
2 |
|
|
|
3 |
|
|
/**
|
4 |
|
|
* @file
|
5 |
|
|
* Definition of views_handler_field_entity.
|
6 |
|
|
*/
|
7 |
|
|
|
8 |
|
|
/**
|
9 |
|
|
* A handler to display data from entity objects.
|
10 |
|
|
*
|
11 |
|
|
* Fields based upon this handler work with all query-backends if the tables
|
12 |
|
|
* used by the query backend have an 'entity type' specified. In order to
|
13 |
|
|
* make fields based upon this handler automatically available to all compatible
|
14 |
5d12d676
|
Assos Assos
|
* query backends, the views field can be defined in the table.
|
15 |
85ad3d82
|
Assos Assos
|
* @code views_entity_{ENTITY_TYPE} @endcode.
|
16 |
|
|
*
|
17 |
|
|
* @ingroup views_field_handlers
|
18 |
|
|
*/
|
19 |
|
|
class views_handler_field_entity extends views_handler_field {
|
20 |
|
|
|
21 |
|
|
/**
|
22 |
|
|
* Stores the entity type which is loaded by this field.
|
23 |
|
|
*/
|
24 |
|
|
public $entity_type;
|
25 |
|
|
|
26 |
|
|
/**
|
27 |
|
|
* Stores all entites which are in the result.
|
28 |
|
|
*/
|
29 |
|
|
public $entities;
|
30 |
|
|
|
31 |
|
|
/**
|
32 |
|
|
* The base field of the entity type assosiated with this field.
|
33 |
|
|
*/
|
34 |
|
|
public $base_field;
|
35 |
|
|
|
36 |
|
|
/**
|
37 |
|
|
* Initialize the entity type.
|
38 |
|
|
*/
|
39 |
|
|
public function init(&$view, &$options) {
|
40 |
|
|
parent::init($view, $options);
|
41 |
|
|
|
42 |
|
|
// Initialize the entity-type used.
|
43 |
|
|
$table_data = views_fetch_data($this->table);
|
44 |
8be7bf84
|
Assos Assos
|
if (isset($table_data['table']['entity type'])) {
|
45 |
|
|
$this->entity_type = $table_data['table']['entity type'];
|
46 |
|
|
}
|
47 |
85ad3d82
|
Assos Assos
|
}
|
48 |
|
|
|
49 |
|
|
/**
|
50 |
|
|
* Overriden to add the field for the entity id.
|
51 |
|
|
*/
|
52 |
5d12d676
|
Assos Assos
|
public function query() {
|
53 |
85ad3d82
|
Assos Assos
|
$this->table_alias = $base_table = $this->view->base_table;
|
54 |
|
|
$this->base_field = $this->view->base_field;
|
55 |
|
|
|
56 |
|
|
if (!empty($this->relationship)) {
|
57 |
|
|
foreach ($this->view->relationship as $relationship) {
|
58 |
|
|
if ($relationship->alias == $this->relationship) {
|
59 |
|
|
$base_table = $relationship->definition['base'];
|
60 |
|
|
$this->table_alias = $relationship->alias;
|
61 |
|
|
|
62 |
|
|
$table_data = views_fetch_data($base_table);
|
63 |
|
|
$this->base_field = empty($relationship->definition['base field']) ? $table_data['table']['base']['field'] : $relationship->definition['base field'];
|
64 |
|
|
}
|
65 |
|
|
}
|
66 |
|
|
}
|
67 |
|
|
|
68 |
|
|
// Add the field if the query back-end implements an add_field() method,
|
69 |
|
|
// just like the default back-end.
|
70 |
|
|
if (method_exists($this->query, 'add_field')) {
|
71 |
|
|
$this->field_alias = $this->query->add_field($this->table_alias, $this->base_field, '');
|
72 |
|
|
}
|
73 |
|
|
|
74 |
|
|
$this->add_additional_fields();
|
75 |
|
|
}
|
76 |
|
|
|
77 |
|
|
/**
|
78 |
|
|
* Load the entities for all rows that are about to be displayed.
|
79 |
|
|
*/
|
80 |
5d12d676
|
Assos Assos
|
public function pre_render(&$values) {
|
81 |
85ad3d82
|
Assos Assos
|
if (!empty($values)) {
|
82 |
|
|
list($this->entity_type, $this->entities) = $this->query->get_result_entities($values, !empty($this->relationship) ? $this->relationship : NULL, $this->field_alias);
|
83 |
|
|
}
|
84 |
|
|
}
|
85 |
|
|
|
86 |
|
|
/**
|
87 |
5d12d676
|
Assos Assos
|
* Return the entity object or a certain property of the entity.
|
88 |
85ad3d82
|
Assos Assos
|
*/
|
89 |
5d12d676
|
Assos Assos
|
public function get_value($values, $field = NULL) {
|
90 |
85ad3d82
|
Assos Assos
|
if (isset($this->entities[$this->view->row_index])) {
|
91 |
|
|
$entity = $this->entities[$this->view->row_index];
|
92 |
|
|
// Support to get a certain part of the entity.
|
93 |
|
|
if (isset($field) && isset($entity->{$field})) {
|
94 |
|
|
return $entity->{$field};
|
95 |
|
|
}
|
96 |
|
|
// Support to get a part of the values as the normal get_value.
|
97 |
|
|
elseif (isset($field) && isset($values->{$this->aliases[$field]})) {
|
98 |
|
|
return $values->{$this->aliases[$field]};
|
99 |
|
|
}
|
100 |
|
|
else {
|
101 |
|
|
return $entity;
|
102 |
|
|
}
|
103 |
|
|
}
|
104 |
|
|
return FALSE;
|
105 |
|
|
}
|
106 |
5d12d676
|
Assos Assos
|
|
107 |
85ad3d82
|
Assos Assos
|
} |