| 1 |
<?php |
| 2 |
if ( ! defined( 'ABSPATH' ) ) { |
| 3 |
die( 'You are not allowed to call this page directly.' ); |
| 4 |
} |
| 5 |
|
| 6 |
/** |
| 7 |
* @since 3.0 |
| 8 |
*/ |
| 9 |
|
| 10 |
class FrmFieldFormHtml { |
| 11 |
|
| 12 |
private $html; |
| 13 |
|
| 14 |
private $html_id; |
| 15 |
|
| 16 |
/** |
| 17 |
* @var FrmFieldType |
| 18 |
*/ |
| 19 |
private $field_obj; |
| 20 |
|
| 21 |
private $field_id; |
| 22 |
|
| 23 |
private $form = array(); |
| 24 |
|
| 25 |
private $pass_args = array(); |
| 26 |
|
| 27 |
/** |
| 28 |
* @since 3.0 |
| 29 |
* |
| 30 |
* @param array $atts |
| 31 |
*/ |
| 32 |
public function __construct( $atts ) { |
| 33 |
$this->_set( 'field_obj', $atts ); |
| 34 |
$this->set_field_id( $atts ); |
| 35 |
$this->_set( 'form', $atts ); |
| 36 |
$this->_set( 'html_id', $atts ); |
| 37 |
$this->set_html( $atts ); |
| 38 |
$this->set_pass_args( $atts ); |
| 39 |
} |
| 40 |
|
| 41 |
/** |
| 42 |
* @since 3.0 |
| 43 |
* |
| 44 |
* @param string $param |
| 45 |
* @param array $atts |
| 46 |
*/ |
| 47 |
private function _set( $param, $atts ) { |
| 48 |
if ( isset( $atts[ $param ] ) ) { |
| 49 |
$this->{$param} = $atts[ $param ]; |
| 50 |
} |
| 51 |
} |
| 52 |
|
| 53 |
/** |
| 54 |
* @since 3.0 |
| 55 |
* |
| 56 |
* @param array $atts |
| 57 |
*/ |
| 58 |
private function set_html( $atts ) { |
| 59 |
$this->set_from_field( |
| 60 |
$atts, |
| 61 |
array( |
| 62 |
'param' => 'html', |
| 63 |
'default' => 'custom_html', |
| 64 |
) |
| 65 |
); |
| 66 |
} |
| 67 |
|
| 68 |
/** |
| 69 |
* @since 3.0 |
| 70 |
* |
| 71 |
* @param array $atts |
| 72 |
*/ |
| 73 |
private function set_field_id( $atts ) { |
| 74 |
$this->set_from_field( |
| 75 |
$atts, |
| 76 |
array( |
| 77 |
'param' => 'field_id', |
| 78 |
'default' => 'id', |
| 79 |
) |
| 80 |
); |
| 81 |
} |
| 82 |
|
| 83 |
/** |
| 84 |
* @since 3.0 |
| 85 |
* |
| 86 |
* @param array $atts |
| 87 |
*/ |
| 88 |
private function set_pass_args( $atts ) { |
| 89 |
$this->pass_args = $atts; |
| 90 |
|
| 91 |
$exclude = array( 'field_obj', 'html' ); |
| 92 |
foreach ( $exclude as $ex ) { |
| 93 |
if ( isset( $atts[ $ex ] ) ) { |
| 94 |
unset( $this->pass_args[ $ex ] ); |
| 95 |
} |
| 96 |
} |
| 97 |
} |
| 98 |
|
| 99 |
/** |
| 100 |
* @since 3.0 |
| 101 |
* |
| 102 |
* @param array $atts |
| 103 |
* @param array $set |
| 104 |
*/ |
| 105 |
private function set_from_field( $atts, $set ) { |
| 106 |
if ( isset( $atts[ $set['param'] ] ) ) { |
| 107 |
$this->{$set['param']} = $atts[ $set['param'] ]; |
| 108 |
} else { |
| 109 |
$this->{$set['param']} = $this->field_obj->get_field_column( $set['default'] ); |
| 110 |
} |
| 111 |
} |
| 112 |
|
| 113 |
public function get_html() { |
| 114 |
$this->replace_shortcodes_before_input(); |
| 115 |
$this->replace_shortcodes_with_atts(); |
| 116 |
$this->replace_shortcodes_after_input(); |
| 117 |
|
| 118 |
return $this->html; |
| 119 |
} |
| 120 |
|
| 121 |
/** |
| 122 |
* @since 3.0 |
| 123 |
*/ |
| 124 |
private function replace_shortcodes_before_input() { |
| 125 |
$this->html = apply_filters( 'frm_before_replace_shortcodes', $this->html, $this->field_obj->get_field(), $this->pass_args['errors'], $this->form ); |
| 126 |
|
| 127 |
$this->replace_field_values(); |
| 128 |
|
| 129 |
$this->replace_required_label_shortcode(); |
| 130 |
$this->replace_required_class(); |
| 131 |
$this->maybe_replace_description_shortcode( false ); |
| 132 |
$this->replace_error_shortcode(); |
| 133 |
$this->add_class_to_label(); |
| 134 |
$this->add_field_div_classes(); |
| 135 |
|
| 136 |
$this->replace_entry_key(); |
| 137 |
$this->replace_form_shortcodes(); |
| 138 |
$this->process_wp_shortcodes(); |
| 139 |
$this->maybe_replace_description_shortcode( true ); |
| 140 |
} |
| 141 |
|
| 142 |
/** |
| 143 |
* @since 3.0 |
| 144 |
*/ |
| 145 |
private function replace_field_values() { |
| 146 |
//replace [id] |
| 147 |
$this->html = str_replace( '[id]', $this->field_id, $this->html ); |
| 148 |
|
| 149 |
// set the label for |
| 150 |
$this->html = str_replace( 'field_[key]', $this->html_id, $this->html ); |
| 151 |
|
| 152 |
//replace [key] |
| 153 |
$this->html = str_replace( '[key]', $this->field_obj->get_field_column( 'field_key' ), $this->html ); |
| 154 |
|
| 155 |
//replace [field_name] |
| 156 |
$this->html = str_replace( '[field_name]', FrmAppHelper::maybe_kses( $this->field_obj->get_field_column( 'name' ) ), $this->html ); |
| 157 |
} |
| 158 |
|
| 159 |
/** |
| 160 |
* @since 3.0 |
| 161 |
*/ |
| 162 |
private function replace_required_label_shortcode() { |
| 163 |
$required = FrmField::is_required( $this->field_obj->get_field() ) ? $this->field_obj->get_field_column( 'required_indicator' ) : ''; |
| 164 |
FrmShortcodeHelper::remove_inline_conditions( ! empty( $required ), 'required_label', $required, $this->html ); |
| 165 |
} |
| 166 |
|
| 167 |
/** |
| 168 |
* If this is an HTML field, the values are included in the description. |
| 169 |
* In this case, we don't want to run the wp shortcodes with the description included. |
| 170 |
* |
| 171 |
* @since 3.0 |
| 172 |
*/ |
| 173 |
private function maybe_replace_description_shortcode( $wp_processed = false ) { |
| 174 |
$is_html = 'html' === $this->field_obj->get_field_column( 'type' ); |
| 175 |
$should_replace = ( $is_html && $wp_processed ) || ( ! $is_html && ! $wp_processed ); |
| 176 |
if ( $should_replace ) { |
| 177 |
$this->replace_description_shortcode(); |
| 178 |
} |
| 179 |
} |
| 180 |
|
| 181 |
/** |
| 182 |
* @since 3.0 |
| 183 |
*/ |
| 184 |
private function replace_description_shortcode() { |
| 185 |
$this->maybe_add_description_id(); |
| 186 |
$description = FrmAppHelper::maybe_kses( $this->field_obj->get_field_column( 'description' ) ); |
| 187 |
FrmShortcodeHelper::remove_inline_conditions( ( $description && $description != '' ), 'description', $description, $this->html ); |
| 188 |
} |
| 189 |
|
| 190 |
/** |
| 191 |
* Add an ID to the description for aria-describedby. |
| 192 |
* This ID was added to the HTML in v3.0. |
| 193 |
* |
| 194 |
* @since 3.0 |
| 195 |
*/ |
| 196 |
private function maybe_add_description_id() { |
| 197 |
$description = $this->field_obj->get_field_column( 'description' ); |
| 198 |
if ( $description != '' ) { |
| 199 |
$this->add_element_id( 'description', 'desc' ); |
| 200 |
} |
| 201 |
} |
| 202 |
|
| 203 |
/** |
| 204 |
* Insert an ID if it doesn't exist. |
| 205 |
* |
| 206 |
* @since 3.06.02 |
| 207 |
*/ |
| 208 |
private function add_element_id( $param, $id ) { |
| 209 |
preg_match_all( '/(\[if\s+' . $param . '\])(.*?)(\[\/if\s+' . $param . '\])/mis', $this->html, $inner_html ); |
| 210 |
if ( ! isset( $inner_html[2] ) ) { |
| 211 |
return; |
| 212 |
} |
| 213 |
|
| 214 |
if ( ! is_string( $inner_html[2] ) && count( $inner_html[2] ) === 1 ) { |
| 215 |
$inner_html[2] = $inner_html[2][0]; |
| 216 |
} |
| 217 |
|
| 218 |
if ( is_string( $inner_html[2] ) ) { |
| 219 |
$has_id = strpos( $inner_html[2], ' id=' ); |
| 220 |
if ( ! $has_id ) { |
| 221 |
$id = 'frm_' . $id . '_' . $this->html_id; |
| 222 |
$this->html = str_replace( 'class="frm_' . $param, 'id="' . esc_attr( $id ) . '" class="frm_' . esc_attr( $param ), $this->html ); |
| 223 |
} |
| 224 |
} |
| 225 |
} |
| 226 |
|
| 227 |
/** |
| 228 |
* @since 3.0 |
| 229 |
*/ |
| 230 |
private function replace_error_shortcode() { |
| 231 |
$this->maybe_add_error_id(); |
| 232 |
$error = isset( $this->pass_args['errors'][ 'field' . $this->field_id ] ) ? $this->pass_args['errors'][ 'field' . $this->field_id ] : false; |
| 233 |
|
| 234 |
if ( ! empty( $error ) && false === strpos( $this->html, 'role="alert"' ) && FrmAppHelper::should_include_alert_role_on_field_errors() ) { |
| 235 |
$error_body = self::get_error_body( $this->html ); |
| 236 |
if ( is_string( $error_body ) && false === strpos( $error_body, 'role=' ) ) { |
| 237 |
$new_error_body = preg_replace( '/class="frm_error/', 'role="alert" class="frm_error', $error_body, 1 ); |
| 238 |
$this->html = str_replace( '[if error]' . $error_body . '[/if error]', '[if error]' . $new_error_body . '[/if error]', $this->html ); |
| 239 |
} |
| 240 |
} |
| 241 |
|
| 242 |
FrmShortcodeHelper::remove_inline_conditions( ! empty( $error ), 'error', $error, $this->html ); |
| 243 |
} |
| 244 |
|
| 245 |
/** |
| 246 |
* Pull the HTML between [if error] and [/if error] shortcodes. |
| 247 |
* |
| 248 |
* @param string $html |
| 249 |
* @return string|false |
| 250 |
*/ |
| 251 |
private static function get_error_body( $html ) { |
| 252 |
$start = strpos( $html, '[if error]' ); |
| 253 |
if ( false === $start ) { |
| 254 |
return false; |
| 255 |
} |
| 256 |
|
| 257 |
$end = strpos( $html, '[/if error]', $start ); |
| 258 |
if ( false === $end ) { |
| 259 |
return false; |
| 260 |
} |
| 261 |
|
| 262 |
$error_body = substr( $html, $start + 10, $end - $start - 10 ); |
| 263 |
return $error_body; |
| 264 |
} |
| 265 |
|
| 266 |
/** |
| 267 |
* Add an ID to the error message for aria-describedby. |
| 268 |
* This ID was added to the HTML in v3.06.02. |
| 269 |
* |
| 270 |
* @since 3.06.02 |
| 271 |
*/ |
| 272 |
private function maybe_add_error_id() { |
| 273 |
if ( ! isset( $this->pass_args['errors'][ 'field' . $this->field_id ] ) ) { |
| 274 |
return; |
| 275 |
} |
| 276 |
|
| 277 |
$this->add_element_id( 'error', 'error' ); |
| 278 |
} |
| 279 |
|
| 280 |
/** |
| 281 |
* Replace [required_class] |
| 282 |
* |
| 283 |
* @since 3.0 |
| 284 |
*/ |
| 285 |
private function replace_required_class() { |
| 286 |
$required_class = FrmField::is_required( $this->field_obj->get_field() ) ? ' frm_required_field' : ''; |
| 287 |
$this->html = str_replace( '[required_class]', $required_class, $this->html ); |
| 288 |
} |
| 289 |
|
| 290 |
/** |
| 291 |
* @since 3.0 |
| 292 |
*/ |
| 293 |
private function replace_form_shortcodes() { |
| 294 |
if ( ! empty( $this->form ) ) { |
| 295 |
$form = (array) $this->form; |
| 296 |
|
| 297 |
//replace [form_key] |
| 298 |
$this->html = str_replace( '[form_key]', $form['form_key'], $this->html ); |
| 299 |
|
| 300 |
//replace [form_name] |
| 301 |
$this->html = str_replace( '[form_name]', $form['name'], $this->html ); |
| 302 |
} |
| 303 |
} |
| 304 |
|
| 305 |
/** |
| 306 |
* @since 3.0 |
| 307 |
*/ |
| 308 |
public function replace_shortcodes_after_input() { |
| 309 |
$this->html .= "\n"; |
| 310 |
|
| 311 |
// Stop html filtering on confirmation field to prevent loop |
| 312 |
if ( $this->field_obj->get_field_column( 'conf_field' ) != 'stop' ) { |
| 313 |
$this->filter_for_more_shortcodes(); |
| 314 |
} |
| 315 |
} |
| 316 |
|
| 317 |
/** |
| 318 |
* @since 3.0 |
| 319 |
*/ |
| 320 |
private function filter_for_more_shortcodes() { |
| 321 |
$atts = $this->pass_args; |
| 322 |
|
| 323 |
//If field is not in repeating section |
| 324 |
if ( empty( $atts['section_id'] ) ) { |
| 325 |
$atts = array( |
| 326 |
'errors' => $this->pass_args['errors'], |
| 327 |
'form' => $this->form, |
| 328 |
); |
| 329 |
} |
| 330 |
$this->html = apply_filters( 'frm_replace_shortcodes', $this->html, $this->field_obj->get_field(), $atts ); |
| 331 |
} |
| 332 |
|
| 333 |
/** |
| 334 |
* Remove [collapse_this] if it's still included after all processing |
| 335 |
* |
| 336 |
* @since 3.0 |
| 337 |
* |
| 338 |
* @param string $html |
| 339 |
*/ |
| 340 |
public function remove_collapse_shortcode( &$html ) { |
| 341 |
if ( strpos( $html, '[collapse_this]' ) ) { |
| 342 |
$html = str_replace( '[collapse_this]', '', $html ); |
| 343 |
} |
| 344 |
} |
| 345 |
|
| 346 |
/** |
| 347 |
* @since 3.0 |
| 348 |
*/ |
| 349 |
private function replace_shortcodes_with_atts() { |
| 350 |
preg_match_all( "/\[(input|deletelink)\b(.*?)(?:(\/))?\]/s", $this->html, $shortcodes, PREG_PATTERN_ORDER ); |
| 351 |
|
| 352 |
foreach ( $shortcodes[0] as $short_key => $tag ) { |
| 353 |
$shortcode_atts = FrmShortcodeHelper::get_shortcode_attribute_array( $shortcodes[2][ $short_key ] ); |
| 354 |
$tag = FrmShortcodeHelper::get_shortcode_tag( $shortcodes, $short_key ); |
| 355 |
|
| 356 |
$replace_with = ''; |
| 357 |
|
| 358 |
if ( $tag == 'deletelink' && FrmAppHelper::pro_is_installed() ) { |
| 359 |
$replace_with = FrmProEntriesController::entry_delete_link( $shortcode_atts ); |
| 360 |
} elseif ( $tag == 'input' ) { |
| 361 |
$replace_with = $this->replace_input_shortcode( $shortcode_atts ); |
| 362 |
} |
| 363 |
|
| 364 |
$this->html = str_replace( $shortcodes[0][ $short_key ], $replace_with, $this->html ); |
| 365 |
} |
| 366 |
} |
| 367 |
|
| 368 |
/** |
| 369 |
* @param array $shortcode_atts |
| 370 |
* |
| 371 |
* @return string |
| 372 |
*/ |
| 373 |
private function replace_input_shortcode( $shortcode_atts ) { |
| 374 |
$shortcode_atts = $this->prepare_input_shortcode_atts( $shortcode_atts ); |
| 375 |
|
| 376 |
return $this->field_obj->include_front_field_input( $this->pass_args, $shortcode_atts ); |
| 377 |
} |
| 378 |
|
| 379 |
/** |
| 380 |
* @param array $shortcode_atts |
| 381 |
* |
| 382 |
* @return array |
| 383 |
*/ |
| 384 |
private function prepare_input_shortcode_atts( $shortcode_atts ) { |
| 385 |
if ( isset( $shortcode_atts['opt'] ) ) { |
| 386 |
$shortcode_atts['opt'] --; |
| 387 |
} |
| 388 |
|
| 389 |
$field_class = isset( $shortcode_atts['class'] ) ? $shortcode_atts['class'] : ''; |
| 390 |
$this->field_obj->set_field_column( 'input_class', $field_class ); |
| 391 |
|
| 392 |
if ( isset( $shortcode_atts['class'] ) ) { |
| 393 |
unset( $shortcode_atts['class'] ); |
| 394 |
} |
| 395 |
|
| 396 |
$shortcode_atts['aria-invalid'] = isset( $this->pass_args['errors'][ 'field' . $this->field_id ] ) ? 'true' : 'false'; |
| 397 |
|
| 398 |
$this->field_obj->set_field_column( 'shortcodes', $shortcode_atts ); |
| 399 |
|
| 400 |
return $shortcode_atts; |
| 401 |
} |
| 402 |
|
| 403 |
/** |
| 404 |
* Add the label position class into the HTML |
| 405 |
* If the label position is inside, add a class to show the label if the field has a value. |
| 406 |
* |
| 407 |
* @since 3.0 |
| 408 |
*/ |
| 409 |
private function add_class_to_label() { |
| 410 |
$label_class = $this->field_obj->get_label_class(); |
| 411 |
$this->html = str_replace( '[label_position]', $label_class, $this->html ); |
| 412 |
} |
| 413 |
|
| 414 |
/** |
| 415 |
* Replace [entry_key] |
| 416 |
* |
| 417 |
* @since 3.0 |
| 418 |
*/ |
| 419 |
private function replace_entry_key() { |
| 420 |
$entry_key = FrmAppHelper::simple_get( 'entry', 'sanitize_title' ); |
| 421 |
$this->html = str_replace( '[entry_key]', $entry_key, $this->html ); |
| 422 |
} |
| 423 |
|
| 424 |
/** |
| 425 |
* Add classes to a field div |
| 426 |
* |
| 427 |
* @since 3.0 |
| 428 |
*/ |
| 429 |
private function add_field_div_classes() { |
| 430 |
$classes = $this->get_field_div_classes(); |
| 431 |
|
| 432 |
if ( $this->field_obj->get_field_column( 'type' ) == 'html' && strpos( $this->html, '[error_class]' ) === false ) { |
| 433 |
// there is no error_class shortcode for HTML fields |
| 434 |
$this->html = str_replace( 'class="frm_form_field', 'class="frm_form_field ' . $classes, $this->html ); |
| 435 |
} |
| 436 |
$this->html = str_replace( '[error_class]', $classes, $this->html ); |
| 437 |
} |
| 438 |
|
| 439 |
/** |
| 440 |
* Get the classes for a field div |
| 441 |
* |
| 442 |
* @since 3.0 |
| 443 |
* |
| 444 |
* @return string $classes |
| 445 |
*/ |
| 446 |
private function get_field_div_classes() { |
| 447 |
// Add error class |
| 448 |
$classes = isset( $this->pass_args['errors'][ 'field' . $this->field_id ] ) ? ' frm_blank_field' : ''; |
| 449 |
|
| 450 |
// Add label position class |
| 451 |
$settings = $this->field_obj->display_field_settings(); |
| 452 |
if ( isset( $settings['label_position'] ) && $settings['label_position'] ) { |
| 453 |
$label_position = $this->field_obj->get_field_column( 'label' ); |
| 454 |
$classes .= ' frm_' . $label_position . '_container'; |
| 455 |
|
| 456 |
// Add class if field has value, to be used for floating label styling. |
| 457 |
if ( 'inside' === $label_position && $this->field_obj->get_field_column( 'value' ) ) { |
| 458 |
$classes .= ' frm_label_float_top'; |
| 459 |
} |
| 460 |
} |
| 461 |
|
| 462 |
// Add CSS layout classes |
| 463 |
$extra_classes = $this->field_obj->get_field_column( 'classes' ); |
| 464 |
if ( ! empty( $extra_classes ) ) { |
| 465 |
if ( ! strpos( $this->html, 'frm_form_field ' ) ) { |
| 466 |
$classes .= ' frm_form_field'; |
| 467 |
} |
| 468 |
$classes .= ' ' . $extra_classes; |
| 469 |
} |
| 470 |
|
| 471 |
$classes .= $this->field_obj->get_container_class(); |
| 472 |
|
| 473 |
// Get additional classes |
| 474 |
return apply_filters( 'frm_field_div_classes', $classes, $this->field_obj->get_field(), array( 'field_id' => $this->field_id ) ); |
| 475 |
} |
| 476 |
|
| 477 |
/** |
| 478 |
* This filters shortcodes in the field HTML |
| 479 |
* |
| 480 |
* @since 3.0 |
| 481 |
*/ |
| 482 |
private function process_wp_shortcodes() { |
| 483 |
if ( apply_filters( 'frm_do_html_shortcodes', true ) ) { |
| 484 |
$this->html = do_shortcode( $this->html ); |
| 485 |
} |
| 486 |
} |
| 487 |
} |
| 488 |
|
