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<?php
/**
* Form Field Base Class.
*
* This file defines the base class for form fields in the SureForms package.
*
* @package SureForms
* @since 0.0.1
*/
namespace SRFM\Inc\Fields;
use SRFM\Inc\Helper;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
/**
* Field Base Class
*
* Defines the base class for form fields.
*
* @since 0.0.1
*/
class Base {
/**
* Flag indicating if the field is required.
*
* @var bool
* @since 0.0.2
*/
protected $required;
/**
* Width of the field.
*
* @var string
* @since 0.0.2
*/
protected $field_width;
/**
* Stores the label for an input field.
* The value of this variable specifies the text displayed as the label for the corresponding input field when rendered.
*
* @var string $label Label used for the input field.
* @since 0.0.2
*/
protected $label;
/**
* Stores the string that provides help text.
*
* @var string $help
* @since 0.0.2
*/
protected $help;
/**
* Validation error message for the fields.
*
* @var string $error_msg Input field validation error message.
* @since 0.0.2
*/
protected $error_msg;
/**
* Represents the identifier of the block.
*
* @var string $block_id Unique identifier representing the block.
* @since 0.0.2
*/
protected $block_id;
/**
* Stores the ID of the form.
*
* @var string $form_id Form ID.
* @since 0.0.2
*/
protected $form_id;
/**
* Stores the block slug.
*
* @var string
* @since 0.0.2
*/
protected $block_slug;
/**
* Stores the conditional class.
*
* @var string $conditional_class class name.
* @since 0.0.2
*/
protected $conditional_class;
/**
* Indicates whether the attribute should be set to true or false.
*
* @var string $data_require_attr Value of the data-required attribute.
* @since 0.0.2
*/
protected $data_require_attr;
/**
* Dynamically sets the CSS class for block width based on the field width.
*
* @var string $block_width The CSS class for block width, dynamically generated from $field_width.
* @since 0.0.2
*/
protected $block_width;
/**
* Stores the class name.
*
* @var string $class_name The value of the class name attribute.
* @since 0.0.2
*/
protected $class_name;
/**
* Stores the placeholder text.
*
* @var string $placeholder HTML field placeholder.
* @since 0.0.2
*/
protected $placeholder;
/**
* Stores the HTML placeholder attribute.
*
* @var string $placeholder_attr HTML field placeholder attribute.
* @since 0.0.2
*/
protected $placeholder_attr;
/**
* Default value for the field.
*
* @var string
* @since 0.0.2
*/
protected $default;
/**
* HTML attribute string for the default value.
*
* @var string
* @since 0.0.2
*/
protected $default_value_attr;
/**
* Stores the input label.
*
* @var string $input_label input label.
* @since 0.0.2
*/
protected $input_label;
/**
* Stores the default fallback value of the label for an input field if nothing is specified.
*
* @var string $input_label_fallback Default fallback value for the input label.
* @since 0.0.2
*/
protected $input_label_fallback;
/**
* Stores the field name.
*
* @var string $field_name HTML field name.
* @since 0.0.2
*/
protected $field_name;
/**
* Stores the slug.
*
* @var string $slug slug value.
* @since 0.0.2
*/
protected $slug;
/**
* Unique slug which combines the slug, block ID, and input label.
*
* @var string
* @since 0.0.2
*/
protected $unique_slug;
/**
* Checked state for the field.
*
* @var string
* @since 0.0.2
*/
protected $checked;
/**
* HTML attribute string for the checked state.
*
* @var string
* @since 0.0.2
*/
protected $checked_attr;
/**
* Options for the field.
*
* @var array<mixed>
* @since 0.0.2
*/
protected $options;
/**
* Allowed HTML tags for the field.
*
* @var array<string, array<array<string>>>
* @since 0.0.2
*/
protected $allowed_tags;
/**
* Flag indicating if the field value must be unique.
*
* @var bool
* @since 0.0.2
*/
protected $is_unique;
/**
* Stores the flag if the field value must be unique.
*
* @var string
* @since 0.0.2
*/
protected $aria_unique;
/**
* Duplicate value message for the field.
*
* @var string
* @since 0.0.2
*/
protected $duplicate_msg;
/**
* Stores the help text markup.
*
* @var string
* @since 0.0.2
*/
protected $help_markup;
/**
* Stores the error message markup.
*
* @var string
* @since 0.0.2
*/
protected $error_msg_markup;
/**
* Stores the HTML label markup.
*
* @var string
* @since 0.0.2
*/
protected $label_markup;
/**
* Stores the error icon to be used in HTML markup.
*
* @var string
* @since 0.0.2
*/
protected $error_svg;
/**
* Stores the duplicate message markup for a field.
*
* @var string
* @since 0.0.2
*/
protected $duplicate_msg_markup;
/**
* Stores attribute for aria-describedby.
*
* @var string
* @since 0.0.6
*/
protected $aria_described_by;
/**
* Stores the minimum number of selections required.
*
* @var string
* @since 0.0.13
*/
protected $min_selection;
/**
* Stores the maximum number of selections allowed.
*
* @var string
* @since 0.0.13
*/
protected $max_selection;
/**
* Render the sureforms default
*
* @since 0.0.2
* @return string|bool
*/
public function markup() {
return '';
}
/**
* Setter for the properties of class based on block attributes.
*
* @param array<mixed> $attributes Block attributes.
* @since 0.0.2
* @return void
*/
protected function set_properties( $attributes ) {
$this->required = $attributes['required'] ?? false;
$this->field_width = $attributes['fieldWidth'] ?? '';
$this->label = $attributes['label'] ?? '';
$this->help = $attributes['help'] ?? '';
$this->block_id = isset( $attributes['block_id'] ) ? Helper::get_string_value( $attributes['block_id'] ) : '';
$this->form_id = isset( $attributes['formId'] ) ? Helper::get_string_value( $attributes['formId'] ) : '';
$this->block_slug = $attributes['slug'] ?? '';
$this->class_name = isset( $attributes['className'] ) ? ' ' . $attributes['className'] : '';
$this->placeholder = $attributes['placeholder'] ?? '';
$this->default = $attributes['defaultValue'] ?? '';
$this->checked = $attributes['checked'] ?? '';
$this->options = $attributes['options'] ?? '';
$this->is_unique = $attributes['isUnique'] ?? false;
$this->conditional_class = apply_filters( 'srfm_conditional_logic_classes', $this->form_id, $this->block_id );
$this->data_require_attr = $this->required ? 'true' : 'false';
$this->block_width = $this->field_width ? ' srfm-block-width-' . str_replace( '.', '-', $this->field_width ) : '';
$this->placeholder_attr = $this->placeholder ? ' placeholder="' . $this->placeholder . '" ' : '';
$this->default_value_attr = $this->default ? ' value="' . $this->default . '" ' : '';
$this->checked_attr = $this->checked ? 'checked' : '';
$this->aria_unique = $this->is_unique ? 'true' : 'false';
$this->allowed_tags = [
'a' => [
'href' => [],
'target' => [],
],
];
$this->min_selection = $attributes['minValue'] ?? '';
$this->max_selection = $attributes['maxValue'] ?? '';
}
/**
* Setter for the label of input field if available, otherwise provided value is utilized.
* Invokes the set_field_name() function to set the field_name property.
*
* @param string $value The default fallback text.
* @since 0.0.2
* @return void
*/
protected function set_input_label( $value ) {
$this->input_label_fallback = $this->label ? $this->label : $value;
$this->input_label = '-lbl-' . Helper::encrypt( $this->input_label_fallback );
$this->set_field_name( $this->input_label );
}
/**
* Setter for the field name property.
*
* @param string $string Contains $input_label value or the $unique_slug based on the block.
* @since 0.0.2
* @return void
*/
protected function set_field_name( $string ) {
$this->field_name = $string . '-' . $this->block_slug;
}
/**
* Setter for error message for the block.
*
* @param array<mixed> $attributes Block attributes, expected to contain 'errorMsg' key.
* @param string $key meta key name.
* @since 0.0.2
* @return void
*/
protected function set_error_msg( $attributes, $key = '' ) {
if ( empty( $key ) ) {
$this->error_msg = $attributes['errorMsg'] ?? '';
} else {
$this->error_msg = isset( $attributes['errorMsg'] ) && $attributes['errorMsg'] ? $attributes['errorMsg'] : Helper::get_default_dynamic_block_option( $key );
}
}
/**
* Setter for duplicate message value for the block.
*
* @param array<mixed> $attributes Block attributes, expected to contain 'errorMsg' key.
* @param string $key meta key name.
* @since 0.0.2
* @return void
*/
protected function set_duplicate_msg( $attributes, $key ) {
$this->duplicate_msg = ! empty( $attributes['duplicateMsg'] ) ? $attributes['duplicateMsg'] : Helper::get_default_dynamic_block_option( $key );
}
/**
* Setter for unique slug.
*
* @since 0.0.2
* @return void
*/
protected function set_unique_slug() {
$this->unique_slug = 'srfm-' . $this->slug . '-' . $this->block_id . $this->input_label;
}
/**
* Setter for the markup properties used in rendering the HTML markup of blocks.
* The parameters are for generating the label and error message markup of blocks.
*
* @param string $input_label Optional. Additional label to be appended to the block ID.
* @param bool $override Optional. Override for error markup. Default is false.
* @since 0.0.2
* @return void
*/
protected function set_markup_properties( $input_label = '', $override = false ) {
$this->help_markup = Helper::generate_common_form_markup( $this->form_id, 'help', '', '', $this->block_id, false, $this->help );
$this->error_msg_markup = Helper::generate_common_form_markup( $this->form_id, 'error', '', '', $this->block_id, boolval( $this->required || $this->min_selection || $this->max_selection ), '', $this->error_msg, false, '', $override );
$type = in_array( $this->slug, [ 'multi-choice', 'dropdown', 'address' ], true ) ? 'label_text' : 'label';
$this->label_markup = Helper::generate_common_form_markup( $this->form_id, $type, $this->label, $this->slug, $this->block_id . $input_label, boolval( $this->required ) );
$this->error_svg = Helper::fetch_svg( 'error', 'srfm-error-icon' );
$this->duplicate_msg_markup = Helper::generate_common_form_markup( $this->form_id, 'error', '', '', $this->block_id, boolval( $this->required ), '', $this->error_msg, false, $this->duplicate_msg, $override );
}
/**
* This function creates placeholder markup from label
* works when user selects option 'Use labels as placeholder'
*
* @param string $input_label label of block where functionality is required.
* @since 0.0.7
* @return void
*/
protected function set_label_as_placeholder( $input_label = '' ) {
$this->placeholder_attr = '';
$placeholder = Helper::generate_common_form_markup( $this->form_id, 'placeholder', $this->label, $this->slug, $this->block_id . $input_label, boolval( $this->required ) );
if ( ! empty( $placeholder ) ) {
$this->label_markup = '';
$this->placeholder_attr = ' placeholder="' . $placeholder . '" ';
}
}
/**
* Setter for the aria-describedby attribute.
*
* @since 0.0.6
* @return void
*/
protected function set_aria_described_by() {
$this->aria_described_by .= ' srfm-error-' . $this->block_id;
$this->aria_described_by .= ! empty( $this->help ) ? ' srfm-description-' . $this->block_id : '';
}
}