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sanitize_post_field › WordPress Function
Since2.3.0
Deprecatedn/a
› sanitize_post_field ( $field, $value, $post_id, $context = 'display' )
| Parameters: (4) |
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| Returns: |
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| Defined at: |
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| Codex: | |
| Change Log: |
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Sanitizes a post field based on context.
Possible context values are: 'raw', 'edit', 'db', 'display', 'attribute' and 'js'. The 'display' context is used by default. 'attribute' and 'js' contexts are treated like 'display' when calling filters. The 'sample' value is used for permalink previewing.Related Functions: sanitize_term_field, sanitize_text_field, sanitize_user_field, sanitize_post, _sanitize_text_fields
Source
function sanitize_post_field( $field, $value, $post_id, $context = 'display' ) {
$int_fields = array( 'ID', 'post_parent', 'menu_order' );
if ( in_array( $field, $int_fields, true ) ) {
$value = (int) $value;
}
// Fields which contain arrays of integers.
$array_int_fields = array( 'ancestors' );
if ( in_array( $field, $array_int_fields, true ) ) {
$value = array_map( 'absint', (array) $value );
return $value;
}
if ( 'raw' === $context ) {
return $value;
}
$prefixed = false;
if ( str_contains( $field, 'post_' ) ) {
$prefixed = true;
$field_no_prefix = str_replace( 'post_', '', $field );
}
if ( 'edit' === $context ) {
$format_to_edit = array( 'post_content', 'post_excerpt', 'post_title', 'post_password' );
if ( $prefixed ) {
/**
* Filters the value of a specific post field to edit.
*
* The dynamic portion of the hook name, `$field`, refers to the post
* field name. Possible filter names include:
*
* - `edit_post_author`
* - `edit_post_date`
* - `edit_post_date_gmt`
* - `edit_post_content`
* - `edit_post_title`
* - `edit_post_excerpt`
* - `edit_post_status`
* - `edit_post_password`
* - `edit_post_name`
* - `edit_post_modified`
* - `edit_post_modified_gmt`
* - `edit_post_content_filtered`
* - `edit_post_parent`
* - `edit_post_type`
* - `edit_post_mime_type`
*
* @since 2.3.0
*
* @param mixed $value Value of the post field.
* @param int $post_id Post ID.
*/
$value = apply_filters( "edit_{$field}", $value, $post_id );
/**
* Filters the value of a specific post field to edit.
*
* Only applied to post fields with a name which is prefixed with `post_`.
*
* The dynamic portion of the hook name, `$field_no_prefix`, refers to the
* post field name minus the `post_` prefix. Possible filter names include:
*
* - `author_edit_pre`
* - `date_edit_pre`
* - `date_gmt_edit_pre`
* - `content_edit_pre`
* - `title_edit_pre`
* - `excerpt_edit_pre`
* - `status_edit_pre`
* - `password_edit_pre`
* - `name_edit_pre`
* - `modified_edit_pre`
* - `modified_gmt_edit_pre`
* - `content_filtered_edit_pre`
* - `parent_edit_pre`
* - `type_edit_pre`
* - `mime_type_edit_pre`
*
* @since 2.3.0
*
* @param mixed $value Value of the post field.
* @param int $post_id Post ID.
*/
$value = apply_filters( "{$field_no_prefix}_edit_pre", $value, $post_id );
} else {
/**
* Filters the value of a specific post field to edit.
*
* Only applied to post fields not prefixed with `post_`.
*
* The dynamic portion of the hook name, `$field`, refers to the
* post field name. Possible filter names include:
*
* - `edit_post_ID`
* - `edit_post_ping_status`
* - `edit_post_pinged`
* - `edit_post_to_ping`
* - `edit_post_comment_count`
* - `edit_post_comment_status`
* - `edit_post_guid`
* - `edit_post_menu_order`
*
* @since 2.3.0
*
* @param mixed $value Value of the post field.
* @param int $post_id Post ID.
*/
$value = apply_filters( "edit_post_{$field}", $value, $post_id );
}
if ( in_array( $field, $format_to_edit, true ) ) {
if ( 'post_content' === $field ) {
$value = format_to_edit( $value, user_can_richedit() );
} else {
$value = format_to_edit( $value );
}
} else {
$value = esc_attr( $value );
}
} elseif ( 'db' === $context ) {
if ( $prefixed ) {
/**
* Filters the value of a specific post field before saving.
*
* Only applied to post fields with a name which is prefixed with `post_`.
*
* The dynamic portion of the hook name, `$field`, refers to the post
* field name. Possible filter names include:
*
* - `pre_post_author`
* - `pre_post_date`
* - `pre_post_date_gmt`
* - `pre_post_content`
* - `pre_post_title`
* - `pre_post_excerpt`
* - `pre_post_status`
* - `pre_post_password`
* - `pre_post_name`
* - `pre_post_modified`
* - `pre_post_modified_gmt`
* - `pre_post_content_filtered`
* - `pre_post_parent`
* - `pre_post_type`
* - `pre_post_mime_type`
*
* @since 2.3.0
*
* @param mixed $value Value of the post field.
*/
$value = apply_filters( "pre_{$field}", $value );
/**
* Filters the value of a specific field before saving.
*
* Only applied to post fields with a name which is prefixed with `post_`.
*
* The dynamic portion of the hook name, `$field_no_prefix`, refers to the
* post field name minus the `post_` prefix. Possible filter names include:
*
* - `author_save_pre`
* - `date_save_pre`
* - `date_gmt_save_pre`
* - `content_save_pre`
* - `title_save_pre`
* - `excerpt_save_pre`
* - `status_save_pre`
* - `password_save_pre`
* - `name_save_pre`
* - `modified_save_pre`
* - `modified_gmt_save_pre`
* - `content_filtered_save_pre`
* - `parent_save_pre`
* - `type_save_pre`
* - `mime_type_save_pre`
*
* @since 2.3.0
*
* @param mixed $value Value of the post field.
*/
$value = apply_filters( "{$field_no_prefix}_save_pre", $value );
} else {
/**
* Filters the value of a specific field before saving.
*
* Only applied to post fields with a name which is prefixed with `post_`.
*
* The dynamic portion of the hook name, `$field_no_prefix`, refers to the
* post field name minus the `post_` prefix. Possible filter names include:
*
* - `pre_post_ID`
* - `pre_post_comment_status`
* - `pre_post_ping_status`
* - `pre_post_to_ping`
* - `pre_post_pinged`
* - `pre_post_guid`
* - `pre_post_menu_order`
* - `pre_post_comment_count`
*
* @since 2.3.0
*
* @param mixed $value Value of the post field.
*/
$value = apply_filters( "pre_post_{$field}", $value );
/**
* Filters the value of a specific post field before saving.
*
* Only applied to post fields with a name which is *not* prefixed with `post_`.
*
* The dynamic portion of the hook name, `$field`, refers to the post
* field name. Possible filter names include:
*
* - `ID_pre`
* - `comment_status_pre`
* - `ping_status_pre`
* - `to_ping_pre`
* - `pinged_pre`
* - `guid_pre`
* - `menu_order_pre`
* - `comment_count_pre`
*
* @since 2.3.0
*
* @param mixed $value Value of the post field.
*/
$value = apply_filters( "{$field}_pre", $value );
}
} else {
// Use display filters by default.
if ( $prefixed ) {
/**
* Filters the value of a specific post field for display.
*
* Only applied to post fields with a name which is prefixed with `post_`.
*
* The dynamic portion of the hook name, `$field`, refers to the post
* field name. Possible filter names include:
*
* - `post_author`
* - `post_date`
* - `post_date_gmt`
* - `post_content`
* - `post_title`
* - `post_excerpt`
* - `post_status`
* - `post_password`
* - `post_name`
* - `post_modified`
* - `post_modified_gmt`
* - `post_content_filtered`
* - `post_parent`
* - `post_type`
* - `post_mime_type`
*
* @since 2.3.0
*
* @param mixed $value Value of the prefixed post field.
* @param int $post_id Post ID.
* @param string $context Context for how to sanitize the field.
* Accepts 'raw', 'edit', 'db', 'display',
* 'attribute', or 'js'. The 'sample' value is
* used for permalink previewing. Default 'display'.
*/
$value = apply_filters( "{$field}", $value, $post_id, $context );
} else {
/**
* Filters the value of a specific post field for display.
*
* Only applied to post fields name which is *not* prefixed with `post_`.
*
* The dynamic portion of the hook name, `$field`, refers to the post
* field name. Possible filter names include:
*
* - `post_ID`
* - `post_comment_status`
* - `post_ping_status`
* - `post_to_ping`
* - `post_pinged`
* - `post_guid`
* - `post_menu_order`
* - `post_comment_count`
*
* @since 2.3.0
*
* @param mixed $value Value of the unprefixed post field.
* @param int $post_id Post ID
* @param string $context Context for how to sanitize the field.
* Accepts 'raw', 'edit', 'db', 'display',
* 'attribute', or 'js'. The 'sample' value is
* used for permalink previewing. Default 'display'.
*/
$value = apply_filters( "post_{$field}", $value, $post_id, $context );
}
if ( 'attribute' === $context ) {
$value = esc_attr( $value );
} elseif ( 'js' === $context ) {
$value = esc_js( $value );
}
}
// Restore the type for integer fields after esc_attr().
if ( in_array( $field, $int_fields, true ) ) {
$value = (int) $value;
}
return $value;
}