User forms #157
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| <?php | ||
| /** | ||
| * @package Fieldmanager | ||
| */ | ||
|
|
||
| /** | ||
| * Text field. A good basic implementation guide, too. | ||
|
|
||
| * @package Fieldmanager | ||
| */ | ||
| class Fieldmanager_File extends Fieldmanager_Field { | ||
|
|
||
| /** | ||
| * @var string | ||
| * Override field_class | ||
| */ | ||
| public $field_class = 'file'; | ||
|
|
||
| /** | ||
| * @var string[] | ||
| * List of valid mime types for this upload | ||
| */ | ||
| public $valid_types = array( | ||
| 'image/gif', | ||
| 'image/jpeg', | ||
| 'image/png', | ||
| ); | ||
|
|
||
| /** | ||
| * @var callable | ||
| * How to save the file. Defaults to Fieldmanager_File->save_attachment() | ||
| * but you could override this to process a file or do something completely novel. | ||
| */ | ||
| public $save_function = null; | ||
|
|
||
| /** | ||
| * Override constructor to set default size. | ||
| * @param string $label | ||
| * @param array $options | ||
| */ | ||
| public function __construct( $label = '', $options = array() ) { | ||
|
|
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| $this->save_function = array( $this, 'save_attachment' ); | ||
|
|
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| parent::__construct( $label, $options ); | ||
| } | ||
|
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| /** | ||
| * Presave, validates upload, moves file into place | ||
| * @param mixed[] $values | ||
| * @param mixed[] $current_values | ||
| * @return mixed[] sanitized values | ||
| */ | ||
| public function presave_all( $values, $current_values ) { | ||
| $ancestors = array(); | ||
| foreach ( $this->get_form_tree() as $p ) { | ||
| $ancestors[] = $p->name; | ||
| } | ||
|
|
||
| $base_name = array_shift( $ancestors ); | ||
| if ( ! empty( $_FILES[ $base_name ]['name'] ) ) { | ||
| $file_keys = array( 'name', 'type', 'tmp_name', 'error', 'size' ); | ||
| foreach ( $file_keys as $key ) { | ||
| $property = $_FILES[ $base_name ][ $key ]; | ||
| foreach ( $ancestors as $a ) { | ||
| if ( ! empty( $property[ $a ] ) ) { | ||
| $property = $property[ $a ]; | ||
| } | ||
| } | ||
| if ( is_array( $property ) ) { | ||
| unset( $property['proto'] ); | ||
| foreach ( $property as $i => $val ) { | ||
| $values[ $i ][ $key ] = $val; | ||
| } | ||
| } else { | ||
| $values[ $key ] = $property; | ||
| } | ||
| } | ||
| } | ||
| if ( 1 !== $this->limit ) { | ||
| ksort( $values ); | ||
| } | ||
| return parent::presave_all( $values, $current_values ); | ||
| } | ||
|
|
||
| /** | ||
| * Override presave to move file into place | ||
| * @param mixed $value If a single field expects to manage an array, it must override presave() | ||
| * @return sanitized values. | ||
| */ | ||
| public function presave( $value, $current_value = null ) { | ||
|
|
||
| if ( empty( $value['tmp_name'] ) ) { | ||
| if ( is_array( $value ) && !empty( $value['saved'] ) ) { | ||
| return intval( $value['saved'] ); | ||
| } | ||
| return false; // no upload, stop processing | ||
| } | ||
|
|
||
| if ( !in_array( $value['type'], $this->valid_types ) ) { | ||
| $this->_failed_validation( 'This file is of an invalid type' ); | ||
| } | ||
| return call_user_func_array( $this->save_function, array( $this->name, $value ) ); | ||
| } | ||
|
|
||
| /** | ||
| * Return name for hidden form element | ||
| */ | ||
| public function get_form_saved_name() { | ||
| return $this->get_form_name() . '[saved]'; | ||
| } | ||
|
|
||
| /** | ||
| * Save the uploaded file to the media library. | ||
| * @param string $filename name of the file on disk | ||
| * @param mixed[] $file_struct from $_FILES array | ||
| * @return int attachment ID | ||
| */ | ||
| public function save_attachment( $fieldname, $file_struct ) { | ||
| global $post; | ||
|
|
||
| require_once ABSPATH . 'wp-admin/includes/admin.php'; | ||
|
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| $post_id = 0; | ||
| if ( ! is_object( $post ) && ! empty( $post->ID ) ) { | ||
| $post_id = $post->ID; | ||
| } | ||
|
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| $filename = sanitize_text_field( $file_struct['name'] ); | ||
| $attach_id = media_handle_sideload( $file_struct, $post_id ); | ||
|
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| return $attach_id; | ||
| } | ||
|
|
||
| } | ||
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Looks like this todo has been handled right?