root / htmltest / sites / all / modules / fivestar / fivestar.api.php @ a5572547
| 1 | 85ad3d82 | Assos Assos | <?php
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| 2 | |||
| 3 | /**
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| 4 | * @file
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| 5 | * Provides API documentation for the fivestar module.
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| 6 | */
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| 7 | |||
| 8 | |||
| 9 | /**
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| 10 | * Implementation of hook_fivestar_widgets().
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| 11 | *
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| 12 | * This hook allows other modules to create additional custom widgets for
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| 13 | * the fivestar module.
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| 14 | *
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| 15 | * @return array
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| 16 | * An array of key => value pairs suitable for inclusion as the #options in a
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| 17 | * select or radios form element. Each key must be the location of a css
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| 18 | * file for a fivestar widget. Each value should be the name of the widget.
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| 19 | *
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| 20 | * @see fivestar_fivestar_widgets()
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| 21 | */
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| 22 | function hook_fivestar_widgets() { |
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| 23 | // Letting fivestar know about my Cool and Awesome Stars.
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| 24 | $widgets = array( |
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| 25 | 'path/to/my/awesome/fivestar/css.css' => 'Awesome Stars', |
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| 26 | 'path/to/my/cool/fivestar/css.css' => 'Cool Stars', |
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| 27 | ); |
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| 28 | |||
| 29 | return $widgets; |
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| 30 | } |
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| 31 | |||
| 32 | /**
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| 33 | * Implementation of hook_fivestar_access().
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| 34 | *
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| 35 | * This hook is called before every vote is cast through Fivestar. It allows
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| 36 | * modules to allow or deny voting on any type of entity, such as nodes, users, or
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| 37 | * comments.
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| 38 | *
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| 39 | * @param $entity_type
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| 40 | * Type entity.
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| 41 | * @param $id
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| 42 | * Identifier within the type.
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| 43 | * @param $tag
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| 44 | * The VotingAPI tag string.
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| 45 | * @param $uid
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| 46 | * The user ID trying to cast the vote.
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| 47 | *
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| 48 | * @return boolean or NULL
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| 49 | * Returns TRUE if voting is supported on this object.
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| 50 | * Returns NULL if voting is not supported on this object by this module.
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| 51 | * If needing to absolutely deny all voting on this object, regardless
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| 52 | * of permissions defined in other modules, return FALSE. Note if all
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| 53 | * modules return NULL, stating no preference, then access will be denied.
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| 54 | *
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| 55 | * @see fivestar_validate_target()
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| 56 | * @see fivestar_fivestar_access()
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| 57 | */
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| 58 | function hook_fivestar_access($entity_type, $id, $tag, $uid) { |
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| 59 | if ($uid == 1) { |
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| 60 | // We are never going to allow the admin user case a fivestar vote.
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| 61 | return FALSE; |
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| 62 | } |
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| 63 | } |
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| 64 | |||
| 65 | /**
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| 66 | * Implementation of hook_fivestar_access().
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| 67 | *
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| 68 | * @param $field
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| 69 | * The field structure for the operation.
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| 70 | * @param $instance
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| 71 | * The instance structures for the $field.
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| 72 | *
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| 73 | * @return array
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| 74 | * An array of key => value pairs. Each key must be unique the identifier for this
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| 75 | * target selection. The Value is an array of key => value pairs for a title and a
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| 76 | * callback function. The title value is used for displaying in the #options array
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| 77 | * of the target selection option. The callback function is used when trying to decided
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| 78 | * which target the current vote should be cast against.
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| 79 | *
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| 80 | * @see fivestar_get_targets()
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| 81 | * @see fivestar_fivestar_target_info()
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| 82 | */
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| 83 | function hook_fivestar_target_info($field, $instance) { |
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| 84 | $entity_type = $instance['entity_type']; |
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| 85 | $bundle = $instance['bundle']; |
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| 86 | |||
| 87 | $options = array( |
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| 88 | // Declase a new Target Type.
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| 89 | // This will allow users to vote on a Node and have the vote cast against the
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| 90 | // node's author instead of the actual node.
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| 91 | 'example_node_author' => array( |
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| 92 | 'title' => t('Node Author'), |
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| 93 | 'callback' => '_example_target_node_author' |
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| 94 | ), |
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| 95 | ); |
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| 96 | |||
| 97 | return $options; |
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| 98 | } |
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| 99 | |||
| 100 | /**
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| 101 | * Define a custom voting behavior for this target selection type.
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| 102 | *
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| 103 | * Invoked from fivestar_get_targets().
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| 104 | *
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| 105 | * @param $entity
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| 106 | * The entity for the operation.
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| 107 | * @param $field
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| 108 | * The field structure for the operation.
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| 109 | * @param $instance
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| 110 | * The instance structure for $field on $entity's bundle.
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| 111 | * @param $langcode
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| 112 | * The language associated with $items.
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| 113 | *
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| 114 | * @return array
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| 115 | * An array of key => value pairs. The return array must contain an entity_id key
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| 116 | * and a entity_type key. The value os the entity_id and entity_type is what the
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| 117 | * fivestar vote is going to be cast against when a user has selected this option
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| 118 | * as the target selection.
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| 119 | *
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| 120 | * @see _fivestar_target_comment_parent_node()
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| 121 | * @see _fivestar_target_node_reference()
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| 122 | * @see fivestar_get_targets()
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| 123 | * @see hook_fivestar_target_info()
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| 124 | */
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| 125 | function _example_target_node_author($entity, $field, $instance, $langcode) { |
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| 126 | $target = array( |
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| 127 | 'entity_id' => 2, |
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| 128 | 'entity_type' => 'user', |
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| 129 | ); |
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| 130 | |||
| 131 | return $target; |
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| 132 | } |