bibhamrokhanpin/wp-content/plugins/__advanced-custom-fields-pro/pro/fields/class-acf-field-repeater.php
2024-04-10 17:46:06 +05:45

1109 lines
29 KiB
PHP

<?php
if ( ! class_exists( 'acf_field_repeater' ) ) :
class acf_field_repeater extends acf_field {
/**
* If we're currently rendering fields.
*
* @var bool
*/
public $is_rendering = false;
/**
* The post/page ID that we're rendering for.
*
* @var mixed
*/
public $post_id = false;
/**
* This function will set up the field type data
*
* @date 5/03/2014
* @since 5.0.0
*/
public function initialize() {
$this->name = 'repeater';
$this->label = __( 'Repeater', 'acf' );
$this->category = 'layout';
$this->description = __( 'Allows you to select and display existing fields. It does not duplicate any fields in the database, but loads and displays the selected fields at run-time. The Clone field can either replace itself with the selected fields or display the selected fields as a group of subfields.', 'acf' );
$this->preview_image = acf_get_url() . '/assets/images/field-type-previews/field-preview-repeater.png';
$this->doc_url = acf_add_url_utm_tags( 'https://www.advancedcustomfields.com/resources/repeater/', 'docs', 'field-type-selection' );
$this->tutorial_url = acf_add_url_utm_tags( 'https://www.advancedcustomfields.com/resources/repeater/how-to-use-the-repeater-field/', 'docs', 'field-type-selection' );
$this->pro = true;
$this->defaults = array(
'sub_fields' => array(),
'min' => 0,
'max' => 0,
'rows_per_page' => 20,
'layout' => 'table',
'button_label' => '',
'collapsed' => '',
);
// field filters
$this->add_field_filter( 'acf/prepare_field_for_export', array( $this, 'prepare_field_for_export' ) );
$this->add_field_filter( 'acf/prepare_field_for_import', array( $this, 'prepare_field_for_import' ) );
// filters
$this->add_filter( 'acf/validate_field', array( $this, 'validate_any_field' ) );
$this->add_filter( 'acf/pre_render_fields', array( $this, 'pre_render_fields' ), 10, 2 );
add_action( 'wp_ajax_acf/ajax/query_repeater', array( $this, 'ajax_get_rows' ) );
}
/**
* Localizes text for the repeater field.
*
* @date 16/12/2015
* @since 5.3.2
*/
public function input_admin_enqueue_scripts() {
acf_localize_text(
array(
'Minimum rows not reached ({min} rows)' => __( 'Minimum rows not reached ({min} rows)', 'acf' ),
'Maximum rows reached ({max} rows)' => __( 'Maximum rows reached ({max} rows)', 'acf' ),
'Error loading page' => __( 'Error loading page', 'acf' ),
'Order will be assigned upon save' => __( 'Order will be assigned upon save', 'acf' ),
)
);
}
/**
* Filters the field array after it's loaded from the database.
*
* @since 3.6
* @date 23/01/13
*
* @param array $field The field array holding all the field options.
* @return array
*/
public function load_field( $field ) {
$field['min'] = (int) $field['min'];
$field['max'] = (int) $field['max'];
$sub_fields = acf_get_fields( $field );
if ( $sub_fields ) {
$field['sub_fields'] = array_map(
function( $sub_field ) use ( $field ) {
$sub_field['parent_repeater'] = $field['key'];
return $sub_field;
},
$sub_fields
);
}
if ( empty( $field['rows_per_page'] ) || (int) $field['rows_per_page'] < 1 ) {
$field['rows_per_page'] = 20;
}
if ( '' === $field['button_label'] ) {
$field['button_label'] = __( 'Add Row', 'acf' );
}
return $field;
}
/**
* Runs on the "acf/pre_render_fields" filter. Used to signify
* that we're currently rendering a repeater field.
*
* @since 6.0.0
*
* @param array $fields The main field array.
* @param mixed $post_id The post ID for the field being rendered.
* @return array
*/
public function pre_render_fields( $fields, $post_id = false ) {
if ( is_admin() ) {
$this->is_rendering = true;
$this->post_id = $post_id;
}
return $fields;
}
/**
* Create the HTML interface for your field
*
* @since 3.6
* @date 23/01/13
*
* @param array $field An array holding all the field's data.
*/
public function render_field( $field ) {
$field['orig_name'] = $this->get_field_name_from_input_name( $field['name'] );
$field['total_rows'] = (int) acf_get_metadata( $this->post_id, $field['orig_name'] );
$table = new ACF_Repeater_Table( $field );
$table->render();
}
/**
* Create extra options for your field. This is rendered when editing a field.
* The value of $field['name'] can be used (like bellow) to save extra data to the $field
*
* @since 3.6
* @date 23/01/13
*
* @param array $field An array holding all the field's data.
*/
function render_field_settings( $field ) {
$args = array(
'fields' => $field['sub_fields'],
'parent' => $field['ID'],
'is_subfield' => true,
);
$supports_pagination = ( empty( $field['parent_repeater'] ) && empty( $field['parent_layout'] ) );
?>
<div class="acf-field acf-field-setting-sub_fields" data-setting="repeater" data-name="sub_fields">
<div class="acf-label">
<label><?php _e( 'Sub Fields', 'acf' ); ?></label>
<p class="description"></p>
</div>
<div class="acf-input acf-input-sub">
<?php
acf_get_view( 'acf-field-group/fields', $args );
?>
</div>
</div>
<?php
acf_render_field_setting(
$field,
array(
'label' => __( 'Layout', 'acf' ),
'instructions' => '',
'class' => 'acf-repeater-layout',
'type' => 'radio',
'name' => 'layout',
'layout' => 'horizontal',
'choices' => array(
'table' => __( 'Table', 'acf' ),
'block' => __( 'Block', 'acf' ),
'row' => __( 'Row', 'acf' ),
),
)
);
if ( $supports_pagination ) {
acf_render_field_setting(
$field,
array(
'label' => __( 'Pagination', 'acf' ),
'instructions' => __( 'Useful for fields with a large number of rows.', 'acf' ),
'class' => 'acf-repeater-pagination',
'type' => 'true_false',
'name' => 'pagination',
'ui' => 1,
)
);
acf_render_field_setting(
$field,
array(
'label' => __( 'Rows Per Page', 'acf' ),
'instructions' => __( 'Set the number of rows to be displayed on a page.', 'acf' ),
'class' => 'acf-repeater-pagination-num-rows',
'type' => 'number',
'name' => 'rows_per_page',
'placeholder' => 20,
'ui' => 1,
'min' => 1,
'conditions' => array(
'field' => 'pagination',
'operator' => '==',
'value' => 1,
),
)
);
}
}
/**
* Renders the field settings used in the "Validation" tab.
*
* @since 6.0
*
* @param array $field The field settings array.
* @return void
*/
function render_field_validation_settings( $field ) {
$field['min'] = empty( $field['min'] ) ? '' : $field['min'];
$field['max'] = empty( $field['max'] ) ? '' : $field['max'];
acf_render_field_setting(
$field,
array(
'label' => __( 'Minimum Rows', 'acf' ),
'instructions' => '',
'type' => 'number',
'name' => 'min',
'placeholder' => '0',
)
);
acf_render_field_setting(
$field,
array(
'label' => __( 'Maximum Rows', 'acf' ),
'instructions' => '',
'type' => 'number',
'name' => 'max',
'placeholder' => '0',
)
);
}
/**
* Renders the field settings used in the "Presentation" tab.
*
* @since 6.0
*
* @param array $field The field settings array.
* @return void
*/
function render_field_presentation_settings( $field ) {
$choices = array();
if ( $field['collapsed'] ) {
$sub_field = acf_get_field( $field['collapsed'] );
if ( $sub_field ) {
$choices[ $sub_field['key'] ] = $sub_field['label'];
}
}
acf_render_field_setting(
$field,
array(
'label' => __( 'Collapsed', 'acf' ),
'instructions' => __( 'Select a sub field to show when row is collapsed', 'acf' ),
'type' => 'select',
'name' => 'collapsed',
'allow_null' => 1,
'choices' => $choices,
)
);
acf_render_field_setting(
$field,
array(
'label' => __( 'Button Label', 'acf' ),
'instructions' => '',
'type' => 'text',
'name' => 'button_label',
'placeholder' => __( 'Add Row', 'acf' ),
)
);
}
/**
* Filters the field $value after it is loaded from the database.
*
* @since 3.6
* @date 23/01/13
*
* @param mixed $value The value found in the database.
* @param mixed $post_id The $post_id from which the value was loaded.
* @param array $field The field array holding all the field options.
* @return array $value
*/
public function load_value( $value, $post_id, $field ) {
// Bail early if we don't have enough info to load the field.
if ( empty( $value ) || ! is_numeric( $value ) || empty( $field['sub_fields'] ) ) {
return false;
}
$value = (int) $value;
$rows = array();
$offset = 0;
// Ensure pagination is disabled inside blocks.
if ( acf_get_data( 'acf_inside_rest_call' ) || doing_action( 'wp_ajax_acf/ajax/fetch-block' ) ) {
$field['pagination'] = false;
}
if ( ! empty( $field['pagination'] ) && $this->is_rendering ) {
$rows_per_page = isset( $field['rows_per_page'] ) ? (int) $field['rows_per_page'] : 20;
if ( $rows_per_page < 1 ) {
$rows_per_page = 20;
}
if ( doing_action( 'wp_ajax_acf/ajax/query_repeater' ) ) {
$offset = ( intval( $_POST['paged'] ) - 1 ) * $rows_per_page; // phpcs:ignore WordPress.Security.NonceVerification.Missing -- Verified elsewhere.
$value = min( $value, $offset + $rows_per_page );
} else {
$value = min( $value, $rows_per_page );
}
}
for ( $i = $offset; $i < $value; $i++ ) {
$rows[ $i ] = array();
foreach ( array_keys( $field['sub_fields'] ) as $j ) {
$sub_field = $field['sub_fields'][ $j ];
// Bail early if no name (tab field).
if ( acf_is_empty( $sub_field['name'] ) ) {
continue;
}
// Update $sub_field name and value.
$sub_field['name'] = "{$field['name']}_{$i}_{$sub_field['name']}";
$sub_value = acf_get_value( $post_id, $sub_field );
$rows[ $i ][ $sub_field['key'] ] = $sub_value;
}
}
return $rows;
}
/**
* This filter is applied to the $value after it is loaded from the db,
* and before it is returned to the template.
*
* @since 3.6
* @date 23/01/13
*
* @param mixed $value The value which was loaded from the database.
* @param mixed $post_id The $post_id from which the value was loaded.
* @param array $field The field array holding all the field options.
*
* @return array $value The modified value.
*/
function format_value( $value, $post_id, $field ) {
// bail early if no value
if ( empty( $value ) ) {
return false;
}
// bail early if not array
if ( ! is_array( $value ) ) {
return false;
}
// bail early if no sub fields
if ( empty( $field['sub_fields'] ) ) {
return false;
}
// loop over rows
foreach ( array_keys( $value ) as $i ) {
// loop through sub fields
foreach ( array_keys( $field['sub_fields'] ) as $j ) {
// get sub field
$sub_field = $field['sub_fields'][ $j ];
// bail early if no name (tab)
if ( acf_is_empty( $sub_field['name'] ) ) {
continue;
}
// extract value
$sub_value = acf_extract_var( $value[ $i ], $sub_field['key'] );
// update $sub_field name
$sub_field['name'] = "{$field['name']}_{$i}_{$sub_field['name']}";
// format value
$sub_value = acf_format_value( $sub_value, $post_id, $sub_field );
// append to $row
$value[ $i ][ $sub_field['_name'] ] = $sub_value;
}
}
return $value;
}
/**
* Validates values for the repeater field
*
* @date 11/02/2014
* @since 5.0.0
*
* @param bool $valid If the field is valid.
* @param mixed $value The value to validate.
* @param array $field The main field array.
* @param string $input The input element's name attribute.
*
* @return bool
*/
function validate_value( $valid, $value, $field, $input ) {
// vars
$count = 0;
// check if is value (may be empty string)
if ( is_array( $value ) ) {
// remove acfcloneindex
if ( isset( $value['acfcloneindex'] ) ) {
unset( $value['acfcloneindex'] );
}
// count
$count = count( $value );
}
// validate required
if ( $field['required'] && ! $count ) {
$valid = false;
}
// min
$min = (int) $field['min'];
if ( empty( $field['pagination'] ) && $min && $count < $min ) {
// create error
$error = __( 'Minimum rows not reached ({min} rows)', 'acf' );
$error = str_replace( '{min}', $min, $error );
// return
return $error;
}
// validate value
if ( $count ) {
// bail early if no sub fields
if ( ! $field['sub_fields'] ) {
return $valid;
}
// loop rows
foreach ( $value as $i => $row ) {
// Skip rows that were deleted in paginated repeaters.
if ( false !== strpos( $i, '_deleted' ) ) {
continue;
}
// loop sub fields
foreach ( $field['sub_fields'] as $sub_field ) {
// vars
$k = $sub_field['key'];
// test sub field exists
if ( ! isset( $row[ $k ] ) ) {
continue;
}
// validate
acf_validate_value( $row[ $k ], $sub_field, "{$input}[{$i}][{$k}]" );
}
// end loop sub fields
}
// end loop rows
}
return $valid;
}
/**
* This function will update a value row.
*
* @date 15/2/17
* @since 5.5.8
*
* @param array $row
* @param int $i
* @param array $field
* @param mixed $post_id
* @return boolean
*/
function update_row( $row, $i, $field, $post_id ) {
// bail early if no layout reference
if ( ! is_array( $row ) ) {
return false;
}
// bail early if no layout
if ( empty( $field['sub_fields'] ) ) {
return false;
}
foreach ( $field['sub_fields'] as $sub_field ) {
$value = null;
if ( array_key_exists( $sub_field['key'], $row ) ) {
$value = $row[ $sub_field['key'] ];
} elseif ( array_key_exists( $sub_field['name'], $row ) ) {
$value = $row[ $sub_field['name'] ];
} else {
// Value does not exist.
continue;
}
// modify name for save
$sub_field['name'] = "{$field['name']}_{$i}_{$sub_field['name']}";
// update field
acf_update_value( $value, $post_id, $sub_field );
}
return true;
}
/**
* This function will delete a value row.
*
* @date 15/2/17
* @since 5.5.8
*
* @param int $i
* @param array $field
* @param mixed $post_id
* @return boolean
*/
function delete_row( $i, $field, $post_id ) {
// bail early if no sub fields
if ( empty( $field['sub_fields'] ) ) {
return false;
}
foreach ( $field['sub_fields'] as $sub_field ) {
// modify name for delete
$sub_field['name'] = "{$field['name']}_{$i}_{$sub_field['name']}";
// delete value
acf_delete_value( $post_id, $sub_field );
}
return true;
}
/**
* Filters the $value before it is updated in the database.
*
* @since 3.6
* @date 23/01/13
*
* @param mixed $value The value which will be saved in the database.
* @param array $field The field array holding all the field options.
* @param mixed $post_id The $post_id of which the value will be saved.
*
* @return mixed $value
*/
function update_value( $value, $post_id, $field ) {
// Bail early if no sub fields.
if ( empty( $field['sub_fields'] ) ) {
return $value;
}
if ( ! is_array( $value ) ) {
$value = array();
}
if ( isset( $value['acfcloneindex'] ) ) {
unset( $value['acfcloneindex'] );
}
$new_value = 0;
$old_value = (int) acf_get_metadata( $post_id, $field['name'] );
if ( ! empty( $field['pagination'] ) && did_action( 'acf/save_post' ) && ! isset( $_POST['_acf_form'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Missing -- Value not used.
$old_rows = acf_get_value( $post_id, $field );
$old_rows = is_array( $old_rows ) ? $old_rows : array();
$edited_rows = array();
$deleted_rows = array();
$reordered_rows = array();
$new_rows = array();
// Categorize the submitted values, so we know what to do with them.
foreach ( $value as $key => $row ) {
if ( ! is_array( $row ) ) {
continue;
}
// Check if this is a new row.
if ( false === strpos( $key, 'row' ) ) {
unset( $row['acf_changed'] );
// Check if this new row was inserted before an existing row.
$reordered_row_num = isset( $row['acf_reordered'] ) ? (int) $row['acf_reordered'] : false;
if ( false !== $reordered_row_num && $reordered_row_num <= $old_value ) {
$reordered_rows[ $key ] = $reordered_row_num;
} else {
$new_rows[ $key ] = $row;
}
continue;
}
$row_num = (int) str_replace( 'row-', '', $key );
if ( isset( $row['acf_deleted'] ) ) {
$deleted_rows[] = $row_num;
} elseif ( isset( $row['acf_reordered'] ) ) {
$reordered_rows[ $row_num ] = (int) $row['acf_reordered'];
} else {
unset( $row['acf_changed'] );
$edited_rows[ $row_num ] = $row;
}
}
// Process any row deletions first, but don't remove their keys yet.
foreach ( $deleted_rows as $deleted_row ) {
$this->delete_row( $deleted_row, $field, $post_id );
$old_rows[ $deleted_row ] = 'acf_deleted';
}
// Update any existing rows that were edited.
foreach ( $edited_rows as $key => $row ) {
if ( array_key_exists( $key, $old_rows ) ) {
$old_rows[ $key ] = $row;
}
}
$rows_to_move = array();
$new_rows_to_move = array();
foreach ( $reordered_rows as $old_order => $new_order ) {
if ( is_int( $old_order ) ) {
$rows_to_move[ $new_order ][] = $value[ 'row-' . $old_order ];
unset( $old_rows[ $old_order ] );
} else {
$new_rows_to_move[ $new_order ][] = $value[ $old_order ];
}
}
// Iterate over existing moved rows first.
if ( ! empty( $rows_to_move ) ) {
ksort( $rows_to_move );
foreach ( $rows_to_move as $key => $values ) {
array_splice( $old_rows, $key, 0, $values );
}
}
// Iterate over inserted/duplicated rows in reverse order, so they're inserted into the correct spot.
if ( ! empty( $new_rows_to_move ) ) {
krsort( $new_rows_to_move );
foreach ( $new_rows_to_move as $key => $values ) {
array_splice( $old_rows, $key, 0, $values );
}
}
// Append any new rows.
foreach ( $new_rows as $new_row ) {
$old_rows[] = $new_row;
}
// Update the rows in the database.
$new_row_num = 0;
foreach ( $old_rows as $key => $row ) {
if ( 'acf_deleted' === $row ) {
unset( $old_rows[ $key ] );
continue;
}
$this->update_row( $row, $new_row_num, $field, $post_id );
$new_row_num++;
}
// Calculate the total number of rows that will be saved after this update.
$new_value = count( $old_rows );
} else {
$i = -1;
foreach ( $value as $row ) {
$i++;
// Bail early if no row.
if ( ! is_array( $row ) ) {
continue;
}
$this->update_row( $row, $i, $field, $post_id );
$new_value++;
}
}
// Remove old rows.
if ( $old_value > $new_value ) {
for ( $i = $new_value; $i < $old_value; $i++ ) {
$this->delete_row( $i, $field, $post_id );
}
}
// Save empty string for empty value.
if ( empty( $new_value ) ) {
$new_value = '';
}
return $new_value;
}
/**
* Deletes any subfields after the field has been deleted.
*
* @date 4/04/2014
* @since 5.0.0
*
* @param array $field The main field array.
* @return void
*/
function delete_field( $field ) {
// Bail early if no subfields.
if ( empty( $field['sub_fields'] ) ) {
return;
}
// Delete any subfields.
foreach ( $field['sub_fields'] as $sub_field ) {
acf_delete_field( $sub_field['ID'] );
}
}
/**
* Deletes a value from the database.
*
* @date 1/07/2015
* @since 5.2.3
*
* @param int $post_id The post ID to delete the value from.
* @param string $key The meta name/key (unused).
* @param array $field The main field array.
* @return void
*/
function delete_value( $post_id, $key, $field ) {
// Get the old value from the database.
$old_value = (int) acf_get_metadata( $post_id, $field['name'] );
// Bail early if no rows or no subfields.
if ( ! $old_value || empty( $field['sub_fields'] ) ) {
return;
}
for ( $i = 0; $i < $old_value; $i++ ) {
$this->delete_row( $i, $field, $post_id );
}
}
/**
* This filter is applied to the $field before it is saved to the database.
*
* @since 3.6
* @date 23/01/13
*
* @param array $field The field array holding all the field options.
*
* @return array
*/
function update_field( $field ) {
unset( $field['sub_fields'] );
return $field;
}
/**
* This filter is applied to the $field before it is duplicated and saved to the database.
*
* @since 3.6
* @date 23/01/13
*
* @param array $field The field array holding all the field options.
* @return array
*/
function duplicate_field( $field ) {
// get sub fields
$sub_fields = acf_extract_var( $field, 'sub_fields' );
// save field to get ID
$field = acf_update_field( $field );
// duplicate sub fields
acf_duplicate_fields( $sub_fields, $field['ID'] );
return $field;
}
/**
* This function will translate field settings.
*
* @date 8/03/2016
* @since 5.3.2
*
* @param array $field The main field array.
* @return array
*/
function translate_field( $field ) {
$field['button_label'] = acf_translate( $field['button_label'] );
return $field;
}
/**
* This function will add compatibility for the 'column_width' setting
*
* @date 30/1/17
* @since 5.5.6
*
* @param array $field The main field array.
* @return array
*/
function validate_any_field( $field ) {
// width has changed
if ( isset( $field['column_width'] ) ) {
$field['wrapper']['width'] = acf_extract_var( $field, 'column_width' );
}
return $field;
}
/**
* Prepares the field for export.
*
* @date 11/03/2014
* @since 5.0.0
*
* @param array $field The field settings.
* @return array
*/
function prepare_field_for_export( $field ) {
// Check for subfields.
if ( ! empty( $field['sub_fields'] ) ) {
$field['sub_fields'] = acf_prepare_fields_for_export( $field['sub_fields'] );
}
return $field;
}
/**
* Returns a flat array of fields containing all subfields ready for import.
*
* @date 11/03/2014
* @since 5.0.0
*
* @param array $field The field settings.
* @return array
*/
function prepare_field_for_import( $field ) {
// Check for sub fields.
if ( ! empty( $field['sub_fields'] ) ) {
$sub_fields = acf_extract_var( $field, 'sub_fields' );
// Modify sub fields.
foreach ( $sub_fields as $i => $sub_field ) {
$sub_fields[ $i ]['parent'] = $field['key'];
$sub_fields[ $i ]['menu_order'] = $i;
}
// Return array of [field, sub_1, sub_2, ...].
return array_merge( array( $field ), $sub_fields );
}
return $field;
}
/**
* Additional validation for the repeater field when submitted via REST.
*
* @param bool $valid
* @param int $value
* @param array $field
*
* @return bool|WP_Error
*/
public function validate_rest_value( $valid, $value, $field ) {
if ( ! is_array( $value ) && is_null( $value ) ) {
$param = sprintf( '%s[%s]', $field['prefix'], $field['name'] );
$data = array(
'param' => $param,
'value' => $value,
);
$error = sprintf( __( '%s must be of type array or null.', 'acf' ), $param );
return new WP_Error( 'rest_invalid_param', $error, $param );
}
return $valid;
}
/**
* Return the schema array for the REST API.
*
* @param array $field
* @return array
*/
public function get_rest_schema( array $field ) {
$schema = array(
'type' => array( 'array', 'null' ),
'required' => ! empty( $field['required'] ),
'items' => array(
'type' => 'object',
'properties' => array(),
),
);
foreach ( $field['sub_fields'] as $sub_field ) {
if ( $sub_field_schema = acf_get_field_rest_schema( $sub_field ) ) {
$schema['items']['properties'][ $sub_field['name'] ] = $sub_field_schema;
}
}
if ( ! empty( $field['min'] ) ) {
$schema['minItems'] = (int) $field['min'];
}
if ( ! empty( $field['max'] ) ) {
$schema['maxItems'] = (int) $field['max'];
}
return $schema;
}
/**
* Apply basic formatting to prepare the value for default REST output.
*
* @param mixed $value
* @param int|string $post_id
* @param array $field
* @return array|mixed
*/
public function format_value_for_rest( $value, $post_id, array $field ) {
if ( empty( $value ) || ! is_array( $value ) || empty( $field['sub_fields'] ) ) {
return null;
}
// Loop through each row and within that, each sub field to process sub fields individually.
foreach ( $value as &$row ) {
foreach ( $field['sub_fields'] as $sub_field ) {
// Bail early if the field has no name (tab).
if ( acf_is_empty( $sub_field['name'] ) ) {
continue;
}
// Extract the sub field 'field_key'=>'value' pair from the $row and format it.
$sub_value = acf_extract_var( $row, $sub_field['key'] );
$sub_value = acf_format_value_for_rest( $sub_value, $post_id, $sub_field );
// Add the sub field value back to the $row but mapped to the field name instead
// of the key reference.
$row[ $sub_field['name'] ] = $sub_value;
}
}
return $value;
}
/**
* Takes the provided input name and turns it into a field name that
* works with repeater fields that are subfields of other fields.
*
* @param string $input_name The name attribute used in the repeater.
*
* @return string|bool
*/
public function get_field_name_from_input_name( $input_name ) {
$parts = array();
preg_match_all( '/\[([^\]]*)\]/', is_null( $input_name ) ? '' : $input_name, $parts );
if ( ! isset( $parts[1] ) ) {
return false;
}
$field_keys = $parts[1];
$name_parts = array();
foreach ( $field_keys as $field_key ) {
if ( ! acf_is_field_key( $field_key ) ) {
if ( 'acfcloneindex' === $field_key ) {
$name_parts[] = 'acfcloneindex';
continue;
}
$row_num = str_replace( 'row-', '', $field_key );
if ( is_numeric( $row_num ) ) {
$name_parts[] = (int) $row_num;
continue;
}
}
$field = acf_get_field( $field_key );
if ( $field ) {
$name_parts[] = $field['name'];
}
}
return implode( '_', $name_parts );
}
/**
* Returns an array of rows used to populate the repeater table over AJAX.
*
* @since 6.0.0
*
* @return void|WP_Error
*/
public function ajax_get_rows() {
if ( ! acf_verify_ajax() ) {
$error = array( 'error' => __( 'Invalid nonce.', 'acf' ) );
wp_send_json_error( $error, 401 );
}
$args = acf_request_args(
array(
'field_name' => '',
'field_key' => '',
'post_id' => 0,
'rows_per_page' => 0,
'refresh' => false,
)
);
if ( '' === $args['field_name'] || '' === $args['field_key'] ) {
$error = array( 'error' => __( 'Invalid field key or name.', 'acf' ) );
wp_send_json_error( $error, 404 );
}
$field = acf_get_field( $args['field_key'] );
$post_id = acf_get_valid_post_id( $args['post_id'] );
$response = array();
if ( ! $field || ! $post_id ) {
$error = array( 'error' => __( 'There was an error retrieving the field.', 'acf' ) );
wp_send_json_error( $error, 404 );
}
// Make sure we have a valid field.
$field = acf_validate_field( $field );
// Make sure that we only get a subset of the rows.
$this->is_rendering = true;
$args['rows_per_page'] = (int) $args['rows_per_page'];
if ( $args['rows_per_page'] ) {
$field['rows_per_page'] = $args['rows_per_page'];
}
/**
* We have to swap out the field name with the one sent via JS,
* as the repeater could be inside a subfield.
*/
$field['name'] = $args['field_name'];
$field['value'] = acf_get_value( $post_id, $field );
$field = acf_prepare_field( $field );
$repeater_table = new ACF_Repeater_Table( $field );
$response['rows'] = $repeater_table->rows( true );
if ( $args['refresh'] ) {
$response['total_rows'] = (int) acf_get_metadata( $post_id, $args['field_name'] );
}
wp_send_json_success( $response );
}
}
// initialize
acf_register_field_type( 'acf_field_repeater' );
endif; // class_exists check