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Current File : /home/ailwtbdh/www/wp-content/plugins/wpforo/classes/Forms.php
<?php

namespace wpforo\classes;

// Exit if accessed directly
if( ! defined( 'ABSPATH' ) ) exit;

class Forms {
	public $default;
	public $field_dir;
	public $current;
	
	public function __construct() {
		$this->init_defaults();
	}
	
	private function init_defaults() {
		$this->field_dir = '/wpforo/users/fields/';
		$this->default   = [
			'label'                             => '',
			'title'                             => '',
			'name'                              => '',
			'value'                             => '',
			'values'                            => '',
			'type'                              => 'text',
			'placeholder'                       => '',
			'description'                       => '',
			'id'                                => '',
			'class'                             => '',
			'attributes'                        => '',
			'isDefault'                         => 0,
			'isWrapItem'                        => '',
			'isLabelFirst'                      => '',
			'isDisabled'                        => 0,
			'isEditable'                        => 1,
			'isRequired'                        => 0,
			'isMultiChoice'                     => 0,
			'isAllowedCustomValues'             => 0,
			'UGroupIdsFrontAddNewDefaultValues' => [],
			'isOnlyForGuests'                   => 0,
			'isRemovable'                       => 1,
			'isSearchable'                      => 0,
			'allowedGroupIds'                   => [],
			'fileExtensions'                    => '',
			'fileSize'                          => 1,
			'minLength'                         => 0,
			'maxLength'                         => 0,
			'faIcon'                            => '',
			'html'                              => '',
			'varname'                           => '',
			'template'                          => '',
			'cantBeInactive'                    => [],
			'canEdit'                           => [ 1 ],
			'canView'                           => [ 1, 2, 3, 5 ],
			'can'                               => '',
			'isDisplayDefaultValues'            => 0,
		];
	}
	
	public function fix_field( $field ) {
		return wpforo_array_args_cast_and_merge( (array) $field, $this->default );
	}
	
	/**
	 * Form builder
	 * for form layout and field building
	 *
	 * @param array $fields associative multi-level array
	 *
	 * @return  string        form HTML
	 */
	public function build( $fields ) {
		if( empty( $fields ) ) return '';
		$html = '';
		foreach( $fields as $row_key => $row ) {
			$row_class = "row-$row_key " . apply_filters( 'wpforo_row_classes', '', $row_key );
			$html      .= '<div class="wpf-tr ' . esc_attr( $row_class ) . '">';
			foreach( $row as $col_key => $col ) {
				$col_class_field = '';
				foreach( $col as $field ) {
					$col_class_field .= ' wpf-row-' . wpfval( $field, 'name' );
				}
				reset( $col );
				$col_class = "row_$row_key-col_$col_key " . $col_class_field . ' ' . apply_filters( 'wpforo_col_classes', '', $row_key, $col_key );
				$html      .= '<div class="wpf-td wpfw-' . count( $row ) . ' ' . esc_attr( $col_class ) . '">';
				foreach( $col as $field ) {
					if( ! empty( $field ) ) $html .= $this->build_field( $field );
				}
				$html .= '</div>';
			}
			$html .= '<div class="wpf-cl"></div></div>';
		}
		
		return $html;
	}
	
	/**
	 * Builds field with input HTML and wrapper divs
	 *
	 * @param array $args field arguments
	 *
	 * @return  string            field HTML
	 */
	public function build_field( $args ) {
		if( is_string( $args ) ) $args = WPF()->member->get_field( $args );
		
		$html = '';
		if( ! is_array( $args ) || empty( $args ) ) return '';
		$f = wpforo_parse_args( $args, $this->default );
		$f = $this->prepare_args( $f );
		
		//Get field input tag
		$field_html = $this->field( $f );
		
		//Wrapping field input
		if( $f['template'] === 'register' ) {
			if( $this->can_add( $f ) ) {
				$html = $this->field_wrap_register( $field_html, $f );
			}
		} elseif( $f['template'] === 'account' ) {
			if( $this->can_edit( $f ) ) {
				$html = $this->field_wrap_account( $field_html, $f );
			}
		} elseif( $f['template'] === 'profile' ) {
			if( $this->can_view( $f ) && $this->can_show_value( $f ) ) {
				$f    = $this->esc_field( $f );
				$html = $this->field_wrap_profile( $field_html, $f );
			}
		} elseif( $f['template'] === 'members' ) {
			if( $this->can_show_value( $f ) ) $html = $this->field_wrap_members( $field_html, $f );
		} else {
			$html = $this->field_wrap_default( $field_html, $f );
		}
		
		return $html;
	}
	
	/**
	 * Field input HTML builder
	 *
	 * @param array $f field arguments
	 *
	 * @return  string   field input HTML
	 */
	public function field( $f ) {
		$f = $this->prepare_field_args( $f );
		
		$f = apply_filters( 'wpforo_form_field', $f );
		
		switch( $f['type'] ) {
			case 'url':
				$field_html = $this->field_url( $f );
			break;
			case 'file':
				$field_html = $this->field_file( $f );
			break;
			case 'html':
				$field_html = $this->field_html( $f );
			break;
			case 'radio':
				$field_html = $this->field_radio( $f );
			break;
			case 'select':
				$field_html = $this->field_select( $f );
			break;
			case 'avatar':
				$field_html = $this->field_avatar( $f );
			break;
			case 'textarea':
				$field_html = $this->field_textarea( $f );
			break;
			case 'tinymce':
				$field_html = $this->field_tinymce( $f );
			break;
			case 'password':
				$field_html = $this->field_password( $f );
			break;
			case 'checkbox':
				$field_html = $this->field_checkbox( $f );
			break;
			case 'usergroup':
				$field_html = $this->field_usergroup( $f );
			break;
			case 'secondary_groups':
				$field_html = $this->field_secondary_groups( $f );
			break;
			case 'user_nicename':
				$field_html = $this->field_nicename( $f );
			break;
			case 'tel':
				$field_html = $this->field_tel( $f );
			break;
			case 'autocomplete':
				$field_html = $this->field_autocomplete( $f );
			break;
			default:
				$field_html = $this->field_text( $f );
		}
		
		return apply_filters( 'wpforo_form_field_html', $field_html, $f );
	}
	
	/**
	 * Wraps input HTML for Registration form
	 *
	 * @param string $field_html input HTML
	 * @param array $f field arguments
	 *
	 * @return  string  wrapped field input HTML
	 */
	public function field_wrap_register( $field_html, $f ) {
		$html = '<div class="wpf-field wpf-field-type-' . esc_attr( $f['type'] ) . ' wpf-field-name-' . esc_attr( $f['field_class'] ) . ' ' . esc_attr( $f['required_class'] ) . '" title="' . esc_attr(
				$f['title']
			) . '">';
		if( $f['type'] !== 'html' ) {
			if( $f['label'] || $f['description'] ) {
				$html .= '<div class="wpf-label-wrap">';
				if( $f['label'] ) {
					$html .= '<p class="wpf-label wpfcl-1">' . $f['label'] . $f['required_indicator'] . '</p>';
				}
				if( $f['description'] ) {
					$html .= '<div class="wpf-desc wpfcl-2">' . $f['description'] . '</div>';
				}
				$html .= '</div>';
			}
			$html .= '<div class="wpf-field-wrap">';
			if( $f['faIcon'] ) {
				$html .= '<i class="' . esc_attr( $f['faIcon'] ) . ' wpf-field-icon"></i>';
			}
			$html .= $field_html;
			$html .= '</div>';
		} else {
			$html .= $field_html;
		}
		$html .= '<div class="wpf-field-cl"></div></div>';
		
		return $html;
	}
	
	/**
	 * Wraps input HTML for Account form
	 *
	 * @param string $field_html input HTML
	 * @param array $f field arguments
	 *
	 * @return  string  wrapped field input HTML
	 */
	public function field_wrap_account( $field_html, $f ) {
		$html = '<div class="wpf-field wpf-field-type-' . esc_attr( $f['type'] ) . ' wpf-field-name-' . esc_attr( $f['field_class'] ) . ' ' . esc_attr( $f['required_class'] ) . '" title="' . esc_attr(
				$f['title']
			) . '">';
		if( $f['type'] === 'html' ) {
			$html .= $field_html;
		} elseif( $f['name'] === 'user_login' ) {
			$html .= '<div class="wpf-label-wrap">';
			$html .= '<p class="wpf-label wpfcl-1">' . stripslashes( (string) $f['label'] ) . '</p>';
			$html .= '</div>';
			$html .= '<div class="wpf-field-wrap">';
			$html .= '<span class="wpf-username">' . $f['value'] . '</span>';
			$html .= '</div>';
		} elseif( $f['type'] !== 'password' && ! $f['isEditable'] && ! $this->can_moderate( $f ) && WPF()->current_user_groupid !== 1 ) {
			$f    = $this->esc_field( $f );
			$html .= '<div class="wpf-label-wrap">';
			$html .= '<p class="wpf-label wpfcl-1">' . stripslashes( (string) $f['label'] ) . '</p>';
			$html .= '</div>';
			$html .= '<div class="wpf-field-wrap">';
			$html .= '<span class="wpf-filed-value"><i class="' . esc_attr( $f['faIcon'] ) . '"></i> ' . $f['value'] . '</span>';
			$html .= '</div>';
		} else {
			if( $f['label'] || $f['description'] ) {
				$html .= '<div class="wpf-label-wrap">';
				if( $f['label'] ) {
					$html .= '<p class="wpf-label wpfcl-1">' . stripslashes( (string) $f['label'] ) . $f['required_indicator'] . '</p>';
				}
				if( $f['description'] ) {
					$html .= '<div class="wpf-desc wpfcl-2">' . $f['description'] . '</div>';
				}
				$html .= '</div>';
			}
			$html .= '<div class="wpf-field-wrap">';
			if( $f['faIcon'] ) {
				$html .= '<i class="' . esc_attr( $f['faIcon'] ) . ' wpf-field-icon"></i>';
			}
			$html .= $field_html;
			$html .= '</div>';
		}
		$html .= '<div class="wpf-field-cl"></div></div>';
		
		return $html;
	}
	
	/**
	 * Wraps input HTML for Profile page
	 *
	 * @param string $field_html input HTML
	 * @param array $f field arguments
	 *
	 * @return  string  wrapped field input HTML
	 */
	public function field_wrap_profile( $field_html, $f ) {
		
		if( ! in_array( $f['type'], [ 'html', 'avatar' ] ) && ! ( $f['isRequired'] && $f['isDisplayDefaultValues'] ) && ( ! isset( $f['value'] ) || ( ! is_numeric(
						$f['value']
					) && empty( $f['value'] ) ) ) ) {
			return false;
		}
		
		$html = '<div class="wpf-field wpf-field-type-' . esc_attr( $f['type'] ) . ' wpf-field-name-' . esc_attr( $f['field_class'] ) . ' ' . esc_attr( $f['required_class'] ) . '" title="' . esc_attr(
				$f['title']
			) . '">';
		if( $f['type'] !== 'html' ) {
			if( ! $f['faIcon'] ) {
				$f['faIcon'] = 'fas fa-address-card';
			}
			if( $f['label'] ) {
				$html .= '<div class="wpf-label-wrap"><p class="wpf-label wpfcl-1"><i class="' . esc_attr( $f['faIcon'] ) . ' wpf-field-icon"></i> ' . $f['label'] . '</p></div>';
			}
			if( $f['type'] === 'avatar' || ( isset( $f['value'] ) && ! empty( $f['value'] ) ) ) {
				if( is_array( $f['value'] ) ) {
					$html .= esc_html( implode( ', ', $f['value'] ) );
				} else {
					$f    = $this->prepare_values( $f, WPF()->current_object['userid'] );
					$html .= '<div class="wpf-field-wrap">';
					$html .= $f['value'];
					$html .= '</div>';
				}
			} else {
				if( $default_values = wpforo_preg_grep_recursive( '#^\[.+?]$#isu', $f['values'] ) ) {
					$_html = '';
					foreach( $default_values as $default_key => $default_value ) {
						if( ! is_array( $default_value ) ) {
							$item  = $this->build_item_value_lable( $default_value );
							$_html .= $item['label'] . ', ';
						} else {
							$csv = '';
							foreach( $default_value as $_default_value ) {
								if( ! is_array( $_default_value ) ) {
									$item = $this->build_item_value_lable( $_default_value );
									$csv  .= $item['label'] . ', ';
								}
							}
							$_html .= trim( (string) $default_key ) . '( ' . trim( (string) $csv, ', ' ) . ' ), ';
						}
					}
					$html .= sprintf( '<div class="wpf-field-wrap">%1$s</div>', trim( (string) $_html, ', ' ) );
				} else {
					return false;
				}
			}
		} else {
			$html .= $field_html;
		}
		$html .= '<div class="wpf-field-cl"></div></div>';
		
		return $html;
	}
	
	/**
	 * Wraps input HTML for Members Search form
	 *
	 * @param string $field_html input HTML
	 * @param array $f field arguments
	 *
	 * @return  string  wrapped field input HTML
	 */
	public function field_wrap_members( $field_html, $f ) {
		$html = '<div class="wpf-field wpf-field-type-' . esc_attr( $f['type'] ) . ' wpf-field-name-' . esc_attr( $f['field_class'] ) . ' ' . esc_attr( $f['required_class'] ) . '" title="' . esc_attr(
				$f['title']
			) . '">';
		if( $f['type'] === 'html' ) {
			$html .= $field_html;
		} else {
			if( $f['label'] || $f['description'] ) {
				$html .= '<div class="wpf-label-wrap">';
				if( $f['label'] ) {
					$html .= '<p class="wpf-label wpfcl-1">' . stripslashes( (string) $f['label'] ) . $f['required_indicator'] . '</p>';
				}
				if( $f['description'] ) {
					$html .= '<div class="wpf-desc wpfcl-2">' . $f['description'] . '</div>';
				}
				$html .= '</div>';
			}
			$html .= '<div class="wpf-field-wrap">';
			if( $f['faIcon'] ) {
				$html .= '<i class="' . esc_attr( $f['faIcon'] ) . ' wpf-field-icon"></i>';
			}
			$html .= $field_html;
			$html .= '</div>';
		}
		$html .= '<div class="wpf-field-cl"></div></div>';
		
		return $html;
	}
	
	/**
	 * Default wrapper of input HTML
	 *
	 * @param string $field_html input HTML
	 * @param array $f field arguments
	 *
	 * @return  string  wrapped field input HTML
	 */
	public function field_wrap_default( $field_html, $f ) {
		$html = '<div class="wpf-field wpf-field-type-' . esc_attr( $f['type'] ) . ' wpf-field-name-' . esc_attr( $f['field_class'] ) . ' ' . esc_attr( $f['required_class'] ) . '">';
		if( $f['type'] === 'html' ) {
			$html .= $field_html;
		} else {
			if( $f['label'] || $f['description'] ) {
				$html .= '<div class="wpf-label-wrap" style="float: none; width: 100%;">';
				if( $f['faIcon'] ) $html .= '<i class="' . esc_attr( $f['faIcon'] ) . '"></i>';
				if( $f['label'] ) {
					$html .= '<p class="wpf-label wpfcl-1" style="display: inline-block; margin-left: 5px;">' . stripslashes( (string) $f['label'] ) . $f['required_indicator'] . '</p>';
				}
				
				if( wpfval( $f, 'type' ) === 'file' && ( $file_size = wpfval( $f, 'fileSize' ) ) ) {
					$html .= '<em style="opacity: 0.8;"> (' . wpforo_phrase( 'max allowed file size', false, 'lower' ) . ' ' . $file_size . 'MB)</em>';
				}
				
				if( $f['description'] ) {
					$html .= '<div class="wpf-desc wpfcl-2" style="display: inline-block; margin-left: 5px;">' . $f['description'] . '</div>';
				}
				$html .= '</div>';
			} else {
				if( $f['faIcon'] ) $html .= '<i class="' . esc_attr( $f['faIcon'] ) . '"></i>';
			}
			$html .= '<div class="wpf-field-wrap" style="width: 100%">';
			$html .= $field_html;
			$html .= '</div>';
		}
		$html .= '<div class="wpf-field-cl"></div></div>';
		
		return $html;
	}
	
	/**
	 * File - Field builder
	 *
	 * @param array $f field arguments
	 *
	 * @return  string   field HTML
	 */
	public function field_file( $f ) {
		$field_html = '';
		$extensions = '';
		if( $f['fileExtensions'] ) {
			foreach( $f['fileExtensions'] as $key => $ext ) {
				if( strpos( (string) $ext, '.' ) === false ) {
					$f['fileExtensions'][ $key ] = '.' . $ext;
				}
			}
			$f['fileExtensions'] = implode( ', ', $f['fileExtensions'] );
			if( $f['fileExtensions'] ) $extensions = ' accept="' . esc_attr( $f['fileExtensions'] ) . '" ';
		}
		if( $f['value'] ) {
			$f['isRequired'] = '';
			if( is_array( $f['value'] ) ) {
				$file_name  = (string) wpfval( $f['value'], 'filename' );
				$f['value'] = (string) wpfval( $f['value'], 'fileurl' );
			} else {
				$file_name = basename( (string) $f['value'] );
			}
			$extension  = pathinfo( $f['value'], PATHINFO_EXTENSION );
			$f['value'] = wpforo_fix_upload_url( $f['value'] );
			
			if( wpfval( WPF()->current_object['user'], 'userid' ) ) {
				$delete      = '?wpfaction=ucf_file_delete&foro_f=' . $f['name'] . '&foro_u=' . WPF()->current_object['user']['userid'];
				$delete_url  = wp_nonce_url( $delete, 'wpforo_delete_profile_field', 'foro_n' );
				$delete_html = ' &nbsp;|&nbsp; <a href="' . $delete_url . '" title="' . wpforo_phrase( 'Delete this file', false ) . '" onclick="return confirm(\'' . wpforo_phrase(
						'Are you sure you want to delete this file?',
						false
					) . '\')"><i class="fas fa-times" style="color:#e86666; font-size:14px; line-height:14px;"></i></a>';
			} else {
				$delete_html = ' &nbsp;|&nbsp; <span data-fieldkey="' . $f['fieldKey'] . '" style="cursor: pointer;" class="wpforo-delete-custom-file" title="' . wpforo_phrase(
						'Delete this file',
						false
					) . '"><i class="fas fa-times" style="color:#e86666; font-size:14px; line-height:14px;"></i></span>';
			}
			
			if( $extension && wpforo_is_image( $extension ) ) {
				$field_html .= '<div class="wpf-field-file-wrap" style="margin-bottom: 10px;">
                                    <img src="' . esc_url_raw( $f['value'] ) . '" alt="' . esc_attr( $file_name ) . '" title="' . esc_attr( $file_name ) . '" style="max-width:100px; max-height:100px"/>
                                    <div class="wpf-field-file-name">
                                        <i class="fas fa-paperclip"></i>
                                        <a href="' . esc_url_raw( $f['value'] ) . '" title="' . esc_attr( $file_name ) . '" target="_blank">' . esc_attr( $file_name ) . '</a>' . $delete_html . '
                                    </div>
                                </div>';
			} else {
				$field_html .= '<div class="wpf-field-file-wrap" style="margin-bottom: 10px;">
                                    <div class="wpf-field-file-name">
                                        <i class="fas fa-paperclip"></i>
                                        <a href="' . esc_url_raw( $f['value'] ) . '" title="' . esc_attr( $file_name ) . '" target="_blank">' . esc_attr( $file_name ) . '</a>' . $delete_html . '
                                    </div>
                                </div>';
			}
		}
		$field_html .= '<input type="file" name="' . esc_attr( $f['fieldName'] ) . '" value=""
                                    id="' . esc_attr( $f['fieldId'] ) . '"  class="' . esc_attr( $f['fieldId'] ) . '"
                                        ' . $f['isRequired'] . ' ' . $f['isDisabled'] . ' ' . $f['attributes'] . ' ' . $extensions . ' />';
		
		return $field_html;
	}
	
	private function form_extra( $f ) {
		$form_type = wpfval( $f, 'form_type' );
		switch( $form_type ) {
			case 'topic':
				if( $forum = wpfval( $f, 'meta', 'forum' ) ) {
					wpforo_topic_form_extra( (int) wpfval( $forum, 'forumid' ), (array) wpfval( $f, 'meta', 'values' ) );
				}
			break;
			case 'post':
				if( $topic = wpfval( $f, 'meta', 'topic' ) ) {
					wpforo_reply_form_extra( $topic, (array) wpfval( $f, 'meta', 'values' ) );
				}
			break;
		}
	}
	
	/**
	 * Textarea - Field builder
	 *
	 * @param array $f field arguments
	 *
	 * @return  string   field HTML
	 */
	public function field_textarea( $f ) {
		$field_html = '<textarea name="' . esc_attr( $f['fieldName'] ) . '"
                               id="' . esc_attr( $f['fieldId'] ) . '"
                                  class="' . esc_attr( $f['fieldId'] ) . '"
                                     placeholder="' . esc_attr( $f['placeholder'] ) . '"
                                        ' . $f['isRequired'] . ' ' . $f['isDisabled'] . ' ' . $f['attributes'] . '
                                             ' . $f['minmax'] . ' data-isbody="' . intval( $f['fieldKey'] === 'body' ) . '">' . esc_textarea( (string) $f['value'] ) . '</textarea>';
		if( $f['fieldKey'] === 'body' ) {
			ob_start();
			$this->form_extra( $f );
			$field_html .= ob_get_clean();
		}
		
		return $field_html;
	}
	
	/**
	 * Textarea - Field builder
	 *
	 * @param array $f field arguments
	 *
	 * @return  string   field HTML
	 */
	public function field_tinymce( $f ) {
		WPF()->current_object['load_tinymce'] = true;
		$f['isRequired']                      = '';
		$f['attributes']                      .= ' data-wpforoeditor="tinymce" ';
		if( empty( $f['wp_editor_settings'] ) ) $f['wp_editor_settings'] = WPF()->tpl->editor_buttons();
		$f['wp_editor_settings'] = apply_filters( 'wpforo_form_field_tinymce_editor_settings', $f['wp_editor_settings'], $f );
		wp_localize_script( 'wpforo-frontend-js', 'wpforo_editor_settings_' . esc_attr( $f['fieldId'] ), $f['wp_editor_settings'] );
		
		return $this->field_textarea( $f );
	}
	
	/**
	 * Password - Field builder
	 *
	 * @param array $f field arguments
	 *
	 * @return string   field HTML
	 */
	public function field_password( $f ) {
		$field_html = '';
		if( $f['template'] === 'account' ) {
			$f['isRequired']  = 0;
			$f['label']       = wpforo_phrase( 'Old password', false );
			$f['description'] = '';
			$field_html       .= '<input type="password"
                                        name="' . esc_attr( $f['varname'] ) . '[old_pass]"
                                            value="" id="' . esc_attr( $f['fieldId'] ) . '-old"
                                                class="' . esc_attr( $f['fieldId'] ) . '"
                                                    placeholder="' . esc_attr( wpforo_phrase( 'Old password', false ) ) . '"
                                                        ' . $f['isDisabled'] . ' ' . $f['attributes'] . '/>
                                                            <i class="fas fa-eye-slash wpf-show-password"></i>';
		}
		$p1 = '1';
		$p2 = '2';
		if( ! empty( $f['varname'] ) ) {
			$f['fieldName'] = $f['varname'] . '[' . $f['name'] . $p1 . ']';
		} else {
			$f['fieldName'] = $f['name'] . $p1;
		}
		if( $f['template'] === 'account' ) {
			$f['label']       = wpforo_phrase( 'New', false ) . ' ' . wpforo_phrase( $f['label'], false, 'lower' );
			$f['placeholder'] = wpforo_phrase( 'New', false ) . ' ' . wpforo_phrase( $f['placeholder'], false, 'lower' );
		}
		if( in_array( $f['template'], [ 'account', 'register' ], true ) ) {
			if( $f['template'] === 'account' ) $field_html .= '<div style="position:relative"><i class="' . esc_attr( $f['faIcon'] ) . ' wpf-field-icon"></i>';
			$field_html .= '<input type="password"
                                        name="' . esc_attr( $f['fieldName'] ) . '"
                                            value="" id="' . esc_attr( $f['fieldId'] ) . '-new1"
                                                class="' . esc_attr( $f['fieldId'] ) . '"
                                                    placeholder="' . esc_attr( $f['placeholder'] ) . '"
                                                        ' . $f['isDisabled'] . ' ' . $f['attributes'] . ' ' . $f['minmax'] . '/>';
			if( $f['template'] === 'register' ) {
				$field_html .= '<i class="fas fa-eye-slash wpf-show-password"></i>';
			}
			if( $f['template'] === 'account' ) {
				$field_html .= '</div>';
			}
			$f['label']       = wpforo_phrase( 'Confirm Password', false );
			$f['placeholder'] = wpforo_phrase( 'Confirm Password', false );
			$f['description'] = '';
			$f['fieldName']   = ( ! empty( $f['varname'] ) ? $f['varname'] . '[' . $f['name'] . $p2 . ']' : $f['name'] . $p2 );
			$field_html       .= '<div style="position:relative"><i class="' . esc_attr( $f['faIcon'] ) . ' wpf-field-icon"></i>';
			$field_html       .= '<input type="password"
                                           name="' . esc_attr( $f['fieldName'] ) . '"
                                                value="" id="' . esc_attr( $f['fieldId'] ) . '-new2"
                                                    class="' . esc_attr( $f['fieldId'] ) . '"
                                                        placeholder="' . esc_attr( $f['placeholder'] ) . '"
                                                            ' . $f['isDisabled'] . ' ' . $f['attributes'] . ' ' . $f['minmax'] . '/>';
			$field_html       .= '</div>';
		}
		
		return $field_html;
	}
	
	/**
	 * Checkbox - Field builder
	 *
	 * @param array $f field arguments
	 *
	 * @return  string  field HTML
	 */
	public function field_checkbox( $f ) {
		$i           = 0;
		$field_html  = '';
		$f['value']  = $this->build_array_value( $f['value'], "\n" );
		$f['values'] = $this->build_array_using_string_rows( $f['values'] );
		if( ! empty( $f['values'] ) ) {
			$item_field_name      = $f['fieldName'] . '[]';
			$use_default_selected = ( trim( (string) $f['isRequired'] ) && ! $f['value'] );
			$f['isRequired']      = ( count( $f['values'] ) == 1 ) ? $f['isRequired'] : '';
			$field_html           .= '<input type="hidden" name="' . esc_attr( $f['fieldName'] ) . '" value="">';
			foreach( $f['values'] as $row ) {
				$item       = $this->build_item_value_lable( $row );
				$id         = $f['fieldId'] . '_' . ++ $i;
				$field_html .= '<div class="wpf-field-item">';
				$item_html  = '<input type="checkbox" ' . ( $use_default_selected ? ( $item['default_selected'] ? ' checked ' : '' ) : $this->check( $item['value'], $f['value'] ) ) . '
                                            name="' . esc_attr( $item_field_name ) . '"
                                                value="' . esc_attr( $item['value'] ) . '"
                                                    id="' . esc_attr( $id ) . '"
                                                        class="wpf-input-checkbox ' . esc_attr( $f['class'] ) . '"
                                                             ' . $f['isDisabled'] . ' ' . $f['isRequired'] . ' ' . $f['attributes'] . '>';
				$field_html .= $this->build_label( $item['label'], $item_html, $f, $id );
				$field_html .= '</div>';
			}
		}
		
		return $field_html;
	}
	
	/**
	 * Radio - Field builder
	 *
	 * @param array $f field arguments
	 *
	 * @return string   field HTML
	 */
	public function field_radio( $f ) {
		$i                    = 0;
		$field_html           = '';
		$f['value']           = $this->build_array_value( $f['value'], "\n" );
		$f['values']          = $this->build_array_using_string_rows( $f['values'] );
		$use_default_selected = ( trim( (string) $f['isRequired'] ) && ! $f['value'] );
		if( ! empty( $f['values'] ) ) {
			foreach( $f['values'] as $row ) {
				$item       = $this->build_item_value_lable( $row );
				$id         = $f['fieldId'] . '_' . ++ $i;
				$field_html .= '<div class="wpf-field-item">';
				$item_html  = '<input type="radio"  ' . ( $use_default_selected ? ( $item['default_selected'] ? ' checked ' : '' ) : $this->check( $item['value'], $f['value'] ) ) . '
                                            name="' . esc_attr( $f['fieldName'] ) . '"
                                                value="' . esc_attr( $item['value'] ) . '"
                                                    id="' . esc_attr( $id ) . '"
                                                        class="wpf-input-radio ' . esc_attr( $f['class'] ) . '"
                                                            ' . $f['isDisabled'] . ' ' . $f['isRequired'] . ' ' . $f['attributes'] . ' />';
				$field_html .= $this->build_label( $item['label'], $item_html, $f, $id );
				$field_html .= '</div>';
			}
		}
		
		return $field_html;
	}
	
	/**
	 * Radio - Field builder
	 *
	 * @param array $f field arguments
	 *
	 * @return string   field HTML
	 */
	public function field_select( $f ) {
		$field_html           = '';
		$f['value']           = $this->build_array_value( $f['value'], "\n" );
		$f['values']          = $this->build_array_using_string_rows( $f['values'] );
		$use_default_selected = ( trim( (string) $f['isRequired'] ) && ! $f['value'] );
		if( ! empty( $f['values'] ) ) {
			$field_html .= '<select name="' . esc_attr( $f['fieldName'] ) . '"
                                    id="' . esc_attr( $f['fieldId'] ) . '"
                                        class="' . esc_attr( $f['class'] ) . '"
                                            ' . $f['isMultiChoice'] . ' ' . $f['isDisabled'] . '
                                                ' . $f['isRequired'] . ' ' . $f['attributes'] . '>';
			if( ! $f['isRequired'] ) {
				$field_html .= apply_filters( 'wpforo_form_field_select_first_option', '<option value="">' . wpforo_phrase( '--- Choose ---', false ) . '</option>', $f );
			}
			foreach( $f['values'] as $optgroup => $row ) {
				if( is_array( $row ) && ! empty( $row ) ) {
					$field_html .= '<optgroup label="' . esc_attr( $optgroup ) . '">';
					foreach( $row as $sub_row ) {
						$item          = $this->build_item_value_lable( $sub_row );
						$item['value'] = ( $f['name'] === 'timezone' ) ? str_replace( ' ', '_', $item['value'] ) : $item['value'];
						$field_html    .= '<option value="' . esc_attr( $item['value'] ) . '" ' . ( $use_default_selected ? ( $item['default_selected'] ? ' selected ' : '' ) : $this->select(
								$item['value'],
								$f['value']
							) ) . '>' . esc_html( $item['label'] ) . '</option>';
					}
					$field_html .= '</optgroup>';
				} else {
					$item          = $this->build_item_value_lable( $row );
					$item['value'] = ( $f['name'] === 'timezone' ) ? str_replace( ' ', '_', $item['value'] ) : $item['value'];
					$field_html    .= '<option value="' . esc_attr( $item['value'] ) . '" ' . ( $use_default_selected ? ( $item['default_selected'] ? ' selected ' : '' ) : $this->select(
							$item['value'],
							$f['value']
						) ) . '>' . esc_html( $item['label'] ) . '</option>';
				}
			}
			$field_html .= '</select>';
		}
		
		return $field_html;
	}
	
	public function generate_multi_item( $val, $dvalues = [], $save_button = false ) {
		return sprintf(
			'<div class="wpf-multi-item wpf-multi-item-known-%1$d"><span class="wpf-multi-item-value">%2$s</span>%3$s<span class="wpf-multi-item-action wpf-del" title="%4$s"><i class="fa-solid fa-xmark" title="%4$s"></i></span></div>',
			(int) in_array( $val, $dvalues, true ),
			$val,
			( $save_button ? sprintf(
				'<span class="wpf-multi-item-action wpf-save-variant" title="%1$s"><i class="fa-regular fa-floppy-disk" title="%1$s"></i></span>',
				wpforo_phrase( 'Add to pre-defined values', false )
			) : '' ),
			wpforo_phrase( 'remove', false )
		);
	}
	
	/**
	 * Radio - Field builder
	 *
	 * @param array $f field arguments
	 *
	 * @return string   field HTML
	 */
	public function field_autocomplete( $f ) {
		$f['value']  = $this->build_array_value( $f['value'], "\n" );
		$f['values'] = $this->build_array_using_string_rows( $f['values'] );
		$save_button = (int) wpfval( $f, 'formid' ) > 0 && array_intersect( WPF()->current_user_groupids, (array) wpfval( $f, 'UGroupIdsFrontAddNewDefaultValues' ) );
		
		return sprintf(
			'<%1$s data-dbvariants="%16$s" data-formid="%2$d" data-fieldkey="%3$s">%4$s<input type="text" name="%5$s" list="%6$s" class="%7$s" value="%8$s" autocomplete="off" %9$s %10$s %11$s %12$s><span class="wpf-invalid-msg wpf-required">%13$s</span><span class="wpf-invalid-msg wpf-not-allowed-value">%14$s</span>%15$s</%1$s>',
			( $f['isMultiChoice'] ? 'wpf-multi-input' : 'wpf-autocomplete-input' ),
			(int) wpfval( $f, 'formid' ),
			$f['fieldKey'],
			( $f['isMultiChoice'] ? sprintf( '<template id="wpf-multi-item-template">%1$s</template>', $this->generate_multi_item( '', [], $save_button ) ) . implode(
					'',
					array_map( function( $val ) use ( $f, $save_button ) { return $this->generate_multi_item( $val, $f['values'], $save_button ); }, array_filter( $f['value'] ) )
				) : '' ),
			esc_attr( $f['fieldName'] ),
			esc_attr( $f['fieldId'] ),
			esc_attr( $f['class'] ),
			( ! $f['isMultiChoice'] ? current( $f['value'] ) : '' ),
			$f['isDisabled'],
			$f['isRequired'],
			$f['attributes'],
			( (int) $f['isAllowedCustomValues'] || $save_button ? 'allow-custom-values' : '' ),
			wpforo_phrase( 'This Field is Required', false ),
			wpforo_phrase( 'Wrong Value (This Field Allows Only Predefined Values)', false ),
			( ( $values = (array) wpfval( $f, 'values' ) ) ? sprintf(
				'<datalist id="%1$s">%2$s</datalist>',
				esc_attr( $f['fieldId'] ),
				implode(
					'',
					array_map(
						function( $value ) {
							return sprintf( '<option value="%1$s"></option>', esc_attr( $value ) );
						},
						array_diff( $values, $f['value'] )
					)
				)
			) : '' ),
			esc_attr( wp_json_encode( $f['values'] ) )
		);
	}
	
	/**
	 * Usergroup - Field builder
	 *
	 * @param array $f field arguments
	 *
	 * @return string   field HTML
	 */
	public function field_usergroup( $f ) {
		$field_html = '';
		if( ! empty( $f['allowedGroupIds'] ) ) {
			$field_html .= '<select name="' . esc_attr( $f['fieldName'] ) . '"
                                        id="' . esc_attr( $f['fieldId'] ) . '"
                                            class="' . esc_attr( $f['class'] ) . '"
                                                ' . $f['isDisabled'] . ' ' . $f['isRequired'] . ' ' . $f['attributes'] . '>';
			
			$field_html .= '<option value="">' . wpforo_phrase( '--- Choose ---', false ) . '</option>';
			foreach( $f['allowedGroupIds'] as $groupid ) {
				if( $f['value'] != 4 && $groupid == 4 ) continue;
				if( $group = WPF()->usergroup->get_usergroup( $groupid ) ) {
					$field_html .= '<option value="' . esc_attr( $groupid ) . '" ' . $this->select( $groupid, $f['value'] ) . '>' . $group['name'] . '</option>';
				}
			}
			$field_html .= '</select>';
		}
		
		return $field_html;
	}
	
	public function field_secondary_groups( $f ) {
		$field_html = '';
		if( $groups = WPF()->usergroup->get_secondary_groups() ) {
			$allowed_groupids = (array) wpfval( $f, 'allowedGroupIds' );
			$i                = 0;
			$field_html       .= '<input type="hidden" name="' . esc_attr( $f['fieldName'] ) . '" value="">';
			foreach( $groups as $group ) {
				if( in_array( $group['groupid'], [ 1, 2, 4 ] ) || ( $allowed_groupids && ! in_array( $group['groupid'], $allowed_groupids ) ) ) continue;
				$id         = $f['fieldId'] . '_' . ++ $i;
				$field_html .= '<div class="wpf-field-item">';
				$item_html  = '<input type="checkbox" ' . $this->check( $group['groupid'], $f['value'] ) . '
                                            name="' . esc_attr( $f['fieldName'] . '[]' ) . '"
                                                value="' . esc_attr( $group['groupid'] ) . '"
                                                    id="' . esc_attr( $id ) . '"
                                                        class="wpf-input-checkbox ' . esc_attr( $f['class'] ) . '"
                                                             ' . $f['isDisabled'] . ' ' . $f['attributes'] . '>';
				$field_html .= $this->build_label( $group['name'], $item_html, $f, $id );
				$field_html .= '</div>';
			}
		}
		
		return $field_html;
	}
	
	/**
	 * Avatar - Field builder
	 *
	 * @param array $f field arguments
	 *
	 * @return string   field HTML
	 */
	public function field_avatar( $f ) {
		$protocol   = is_ssl() ? 'https://' : 'http://';
		$remote_url = ( $f['value'] && strpos( (string) $f['value'], 'wpforo/avatars' ) === false ) ? $f['value'] : '';
		$field_html = '<ul>
				<li>
				    <input ' . $f['isRequired'] . ' name="' . esc_attr(
				$f['varname']
			) . '[avatar_type]" id="wpfat_gravatar" value="gravatar" ' . ( $f['value'] == '' || $f['value'] == null ? 'checked="checked"' : '' ) . ' type="radio" />&nbsp;
				    <label for="wpfat_gravatar">' . wpforo_phrase( 'Default avatar', false ) . '</label>
				</li>
				<li>
				    <input name="' . esc_attr( $f['varname'] ) . '[avatar_type]" id="wpfat_remote" value="remote" ' . ( $f['value'] && strpos(
				                                                                                                                                                                                                                                                                                                                                                                             (string) $f['value'],
				                                                                                                                                                                                                                                                                                                                                                                             'wpforo/avatars'
			                                                                                                                                                                                                                                                                                                                                                                             ) === false ? 'checked="checked"' : '' ) . ' type="radio" />&nbsp;
				    <label for="wpfat_remote">' . wpforo_phrase( 'Specify avatar by URL:', false ) . '</label>
				    <input autocomplete="off" name="' . esc_attr( $f['varname'] ) . '[avatar_url]" value="' . esc_url( preg_replace( '|^//|is', $protocol, (string) $remote_url ) ) . '" maxlength="990" data-wpfucf-minmaxlength="1,990" type="url" />
				</li>';
		if( ( wpfval( WPF()->current_object, 'template' ) && WPF()->current_object['template'] === 'register' ) || WPF()->usergroup->can( 'upa' ) ) {
			if( strpos( (string) $f['value'], 'gravatar.com' ) === false && strpos( $f['value'], 'facebook.com' ) === false ) {
				$url = $f['value'] . '?lm=' . time();
			} else {
				$url = '';
			}
			$field_html .= '<li>
                <input name="' . esc_attr( $f['varname'] ) . '[avatar_type]" id="wpfat_custom" value="custom" type="radio" ' . ( ( strpos( $url, 'wpforo/avatars' ) !== false ) ? 'checked' : '' ) . ' />&nbsp;
                <label for="wpfat_custom"> ' . wpforo_phrase( 'Upload an avatar', false ) . '</label>' . ( strpos( $url, 'wpforo/avatars' ) !== false ? '<br />
                <img src="' . esc_url( (string) $url ) . '" class="wpf-custom-avatar-img" alt="avatar">' : '' ) . '&nbsp;
                <input class="wpf-custom-avatar" name="avatar" type="file" />&nbsp;</li>';
		}
		$field_html .= '</ul> <script type="text/javascript">jQuery(document).ready(function($){$( "input[name=\'' . esc_attr(
				$f['varname']
			) . '\[avatar_url\]\']" ).on("click", function(){$( "#wpfat_remote" ).prop(\'checked\', true);}); $( "input[name=\'avatar\']" ).on("click", function(){$( "#wpfat_custom" ).prop(\'checked\', true);});});</script>';
		
		return $field_html;
	}
	
	/**
	 * HTML - Field builder
	 *
	 * @param array $f field arguments
	 *
	 * @return string   field HTML
	 */
	public function field_html( $f ) {
		return stripslashes( do_shortcode( wpforo_apply_ucf_shortcode( (string) $f['html'] ) ) );
	}
	
	/**
	 * URL - Field builder
	 *
	 * @param array $f field arguments
	 *
	 * @return string   field HTML
	 */
	public function field_url( $f ) {
		return '<input type="url" value="' . esc_url_raw( $f['value'] ) . '"
                                        name="' . esc_attr( $f['fieldName'] ) . '"
                                            id="' . esc_attr( $f['fieldId'] ) . '"
                                                class="' . esc_attr( $f['class'] ) . '"
                                                    placeholder="' . esc_attr( $f['placeholder'] ) . '"
                                                        ' . $f['isRequired'] . ' ' . $f['isDisabled'] . ' ' . $f['attributes'] . '  ' . $f['minmax'] . '/>';
	}
	
	/**
	 * Nickname - Field builder
	 *
	 * @param array $f field arguments
	 *
	 * @return string   field HTML
	 */
	public function field_nicename( $f ) {
		return '<input type="text" value="' . esc_attr( urldecode( (string) $f['value'] ) ) . '"
                                        name="' . esc_attr( $f['fieldName'] ) . '"
                                            id="' . esc_attr( $f['fieldId'] ) . '"
                                                class="' . esc_attr( $f['class'] ) . '"
                                                    placeholder="' . esc_attr( $f['placeholder'] ) . '"
                                                        ' . $f['isRequired'] . ' ' . $f['isDisabled'] . ' ' . $f['attributes'] . '  ' . $f['minmax'] . '/>';
	}
	
	/**
	 * Text - Field builder
	 *
	 * @param array $f field arguments
	 *
	 * @return string   field HTML
	 */
	public function field_text( $f ) {
		return '<input type="' . esc_attr( $f['type'] ) . '"
                            value="' . esc_attr( $f['value'] ) . '"
                                name="' . esc_attr( $f['fieldName'] ) . '"
                                    id="' . esc_attr( $f['fieldId'] ) . '"
                                        class="' . esc_attr( $f['class'] ) . '"
                                            placeholder="' . esc_attr( $f['placeholder'] ) . '"
                                                ' . $f['isRequired'] . ' ' . $f['isDisabled'] . ' ' . $f['attributes'] . '  ' . $f['minmax'] . '/>';
	}
	
	public function field_tel( $f ) {
		return '<input type="' . esc_attr( $f['type'] ) . '"
                            value="' . esc_attr( $f['value'] ) . '"
                                name="' . esc_attr( $f['fieldName'] ) . '"
                                    id="' . esc_attr( $f['fieldId'] ) . '"
                                        class="' . esc_attr( $f['class'] ) . '"
                                            placeholder="' . esc_attr( $f['placeholder'] ) . '"
                                                ' . $f['isRequired'] . ' ' . $f['isDisabled'] . ' ' . $f['attributes'] . '  ' . $f['minmax'] . '
                                                pattern="' . ( ! empty( $f['pattern'] ) ? $f['pattern'] : '[0-9]*' ) . '">';
	}
	
	/**
	 * Prepares displayed values for Profile fields
	 *
	 * @param array $f field arguments
	 * @param int $userid
	 *
	 * @return  array prepared values
	 */
	public function prepare_values( $f, $userid = 0 ) {
		switch( $f['type'] ) {
			case 'textarea':
				$f['value'] = wpforo_kses( wpforo_decode( $f['value'] ) );
			break;
			case 'date':
				//	            $f['value'] = wpforo_date($f['value'], 'date', false);
			break;
			case 'datetime':
				$f['value'] = wpforo_date( $f['value'], 'datetime', false );
			break;
			case 'url':
				$f['value'] = sprintf( '<a href="%1$s" target="_blank" rel="nofollow">%2$s</a>', $f['value'], $f['value'] );
			break;
			case 'email':
				$f['value'] = sprintf( '<a href="mailto:%1$s" rel="nofollow">%2$s</a>', $f['value'], $f['value'] );
			break;
			case 'tel':
				$f['value'] = sprintf( '<a href="tel:%1$s" rel="nofollow">%2$s</a>', $f['value'], $f['value'] );
			break;
			case 'file':
				if( ! empty( $f['value'] ) ) {
					if( is_array( $f['value'] ) ) {
						$file_name  = (string) wpfval( $f['value'], 'filename' );
						$f['value'] = (string) wpfval( $f['value'], 'fileurl' );
					} else {
						$file_name = basename( (string) $f['value'] );
					}
					$f['value'] = wpforo_fix_upload_url( $f['value'] );
					$file_url   = esc_url_raw( $f['value'] );
					$file_name  = esc_attr( $file_name );
					$extension  = pathinfo( $f['value'], PATHINFO_EXTENSION );
					if( wpforo_is_image( $extension ) ) {
						$f['value'] = sprintf(
							'<a href="%1$s" target="_blank" title="%2$s"><img src="%1$s" alt="%2$s" class="wpf-field-file-img" style="max-width:120px; max-height:120px"></a>',
							$file_url,
							$file_name
						);
					} elseif( wpforo_is_audio( $extension ) ) {
						$f['value'] = sprintf( '<audio src="%1$s" controls title="%2$s"></audio>', $file_url, $file_name );
					} elseif( wpforo_is_video( $extension ) ) {
						$f['value'] = sprintf( '<video src="%1$s" controls title="%2$s"></video>', $file_url, $file_name );
					} else {
						$f['value'] = sprintf( '<a href="%s" target="_blank">%s</a>', $file_url, $file_name );
					}
				}
			break;
			case 'avatar':
				$f['value'] = ( WPF()->usergroup->can( 'va' ) && wpforo_setting( 'profiles', 'avatars' ) ) ? WPF()->member->get_avatar_html( $f['value'], $userid ) : '';
			break;
			case 'color':
				if( $f['value'] ) {
					$f['value'] = '<input type="color" value="' . $f['value'] . '" disabled title="' . $f['value'] . '" style="min-width: 100px; min-height: 25px;">';
				}
			break;
		}
		switch( $f['name'] ) {
			case 'skype':
				$f['value'] = sprintf( '<a href="skype:%s?userinfo" rel="nofollow">%s</a>', $f['value'], $f['value'] );
			break;
			case 'location':
				$f['value'] = sprintf( '<a href="//maps.google.com/?q=%s" target="_blank" rel="nofollow">%s</a>', $f['value'], $f['value'] );
			break;
			case 'signature':
				$f['value'] = wpforo_signature( $f['value'], [ 'echo' => 0 ] );
			break;
			case 'about':
				$f['value'] = wpforo_nofollow_tag( $f['value'] );
			break;
		}
		
		return apply_filters( 'wpforo_form_prepare_values', $f );
	}
	
	/**
	 * Prepares arguments
	 *
	 * @param array $f field arguments
	 *
	 * @return  array prepared values
	 */
	public function prepare_args( $f ) {
		
		$is_owner = $this->owner();
		
		//field_class
		$f['field_class'] = sanitize_text_field( $f['name'] );
		
		//varname
		$f['varname'] = $f['isDefault'] ? (string) wpfval( $this->current, 'varname' ) : 'data';
		
		//template
		$f['template'] = ( isset( $this->current['template'] ) ) ? $this->current['template'] : WPF()->current_object['template'];
		
		//value
		$f['value'] = ( isset( $this->current['value'][ $f['name'] ] ) ) ? $this->current['value'][ $f['name'] ] : $f['value'];
		if( ! $f['isDefault'] && $f['varname'] ) {
			$f['value'] = ( isset( $this->current['value'][ $f['varname'] ][ $f['name'] ] ) ) ? $this->current['value'][ $f['varname'] ][ $f['name'] ] : $f['value'];
		}
		$f['value'] = wpforo_unslashe( $f['value'] );
		$f['value'] = wpforo_decode( $f['value'] );
		
		if( $f['name'] === 'user_nicename' ) {
			$f['value'] = urldecode( (string) $f['value'] );
		}
		
		//allowedGroupIds
		$groups = [];
		if( ! empty( $f['allowedGroupIds'] ) ) $groups = $this->build_array_value( $f['allowedGroupIds'] );
		if( $f['type'] === 'usergroup' ) {
			if( ! $is_owner && wpforo_current_user_is( 'admin' ) ) {
				$groups = WPF()->usergroup->get_usergroups( 'groupid' );
			} elseif( $is_owner && ! in_array( WPF()->current_user_groupid, $f['allowedGroupIds'] ) ) {
				$groups = [];
			}
		}
		$f['allowedGroupIds'] = array_filter( $groups );
		
		//isRequired
		if( $f['isRequired'] ) {
			$f['required_class']     = ' wpf-field-required ';
			$f['required_indicator'] = ' <span class="wpf-field-required-icon" title="' . esc_attr( wpforo_phrase( 'Required field', false ) ) . '">*</span>';
		} else {
			$f['required_class']     = '';
			$f['required_indicator'] = '';
		}
		
		return $f;
	}
	
	/**
	 * @param array $f field arguments
	 *
	 * @return array prepared values
	 */
	public function prepare_field_args( $f ) {
		//faIcon
		$f['faIcon'] = trim( (string) $f['faIcon'] );
		if( strpos( $f['faIcon'], ' ' ) === false ) $f['faIcon'] = 'fas ' . $f['faIcon'];
		
		//isRequired
		$f['isRequired'] = ( $f['isRequired'] ) ? ' required="required" ' : '';
		
		//isDisabled
		$f['isDisabled'] = ( $f['isDisabled'] ) ? ' disabled="disabled" ' : '';
		
		//fieldName | new key in args
		$f['fieldName'] = ( ! empty( $f['varname'] ) ? $f['varname'] . '[' . $f['name'] . ']' : $f['name'] );
		
		//isMultiChoice
		if( $f['isMultiChoice'] ) {
			$f['fieldName']     .= '[]';
			$f['isMultiChoice'] = ' multiple="multiple" ';
		} else {
			$f['isMultiChoice'] = '';
		}
		
		//fieldId | new key in args
		$f['fieldId'] = ( $f['varname'] ? $f['varname'] . '_' : '' ) . ( $f['id'] ?: $f['name'] );
		$f['fieldId'] = uniqid( $f['fieldId'] . '_' );
		
		//minLength & maxLength
		$f['minLength'] = ( $f['minLength'] ) ? intval( $f['minLength'] ) : '';
		$f['maxLength'] = ( $f['maxLength'] ) ? intval( $f['maxLength'] ) : '';
		if( $f['minLength'] ) {
			$minLength_attr = ( $f['type'] === 'date' || $f['type'] === 'number' || $f['type'] === 'range' ) ? ' min="' . $f['minLength'] . '" ' : ' minlength="' . $f['minLength'] . '" ';
		}
		if( $f['maxLength'] ) {
			$maxLength_attr = ( $f['type'] === 'date' || $f['type'] === 'number' || $f['type'] === 'range' ) ? ' max="' . $f['maxLength'] . '" ' : ' maxlength="' . $f['maxLength'] . '" ';
		}
		$f['minmax'] = isset( $minLength_attr ) ? $minLength_attr : '';
		$f['minmax'] .= isset( $maxLength_attr ) ? ' ' . $maxLength_attr : '';
		
		//attributes
		$f['attributes'] .= ' autocomplete="off"';
		
		if( wpfkey( $f, 'fileExtensions' ) ) {
			if( is_scalar( $f['fileExtensions'] ) ) $f['fileExtensions'] = explode( ',', $f['fileExtensions'] );
			$f['fileExtensions'] = array_filter( $f['fileExtensions'] );
		}
		
		return $f;
	}
	
	/**
	 * @param array $file_data
	 * @param int $userid
	 *
	 * @return array
	 */
	public function prepare_file_args( $file_data, $userid = 1 ) {
		$file   = [ 'files' => [], 'fields' => [] ];
		$userid = $userid ?: WPF()->current_userid;
		
		if( ! empty( $file_data ) ) {
			foreach( $file_data as $file_field_name => $file_name ) {
				$field_name_folder                  = substr( (string) $file_field_name, 6 );
				$file_upload_dir                    = wpforo_fix_dir_sep(
					                                      WPF()->folders['wp_upload']['dir'] . $this->field_dir . $userid . DIRECTORY_SEPARATOR . $field_name_folder
				                                      ) . DIRECTORY_SEPARATOR;
				$file_path                          = $file_upload_dir . $file_name;
				$file['files'][ $file_field_name ]  = $file_path;
				$file['fields'][ $file_field_name ] = $this->field_dir . $userid . '/' . $field_name_folder . '/' . $file_name;
				wp_mkdir_p( $file_upload_dir );
			}
		}
		
		return $file;
	}
	
	public function check( $needle, $haystack ) {
		if( is_scalar( $haystack ) ) $haystack = explode( ',', $haystack );
		
		return in_array( $needle, (array) $haystack ) ? 'checked' : '';
	}
	
	public function select( $needle, $haystack ) {
		return in_array( $needle, (array) $haystack ) ? 'selected' : '';
	}
	
	public function build_label( $item_label, $item_html, $f, $for = '' ) {
		$label      = '<label for="' . $for . '" class="wpf-' . $f['type'] . '-label">' . stripslashes( (string) $item_label ) . '</label>';
		$field_html = $f['isLabelFirst'] ? $label . '&nbsp;' . $item_html : $item_html . '&nbsp;' . $label;
		if( $f['isWrapItem'] ) $field_html = '<label for="' . $for . '">' . $field_html . '</label>';
		
		return $field_html;
	}
	
	public function build_item_value_lable( $string, $sep = '=>' ) {
		$string           = trim( (string) $string );
		$count            = 0;
		$string           = preg_replace( '#^\[(.+?)]$#isu', '$1', (string) $string, 1, $count );
		$default_selected = (bool) $count;
		$data             = explode( $sep, $string );
		$value            = wpfkey( $data, 0 ) ? trim( (string) $data[0] ) : 'no_value';
		$label            = wpfkey( $data, 1 ) ? trim( (string) $data[1] ) : $value;
		
		return compact( 'value', 'label', 'default_selected' );
	}
	
	public function build_array_value( $var, $sep = ',' ) {
		if( is_scalar( $var ) ) {
			$var = trim( (string) $var );
			if( ! strlen( (string) $var ) ) return [];
		}
		if( is_serialized( $var ) ) {
			$var = unserialize( $var );
		} elseif( is_scalar( $var ) && strpos( (string) $var, $sep ) !== false ) {
			$var = explode( $sep, $var );
		}
		
		return array_map( 'trim', (array) $var );
	}
	
	public function build_array_using_string_rows( $string, $regexp = '' ) {
		if( is_scalar( $string ) ) {
			if( ! $regexp ) $regexp = '#' . preg_quote( PHP_EOL ) . '#isu';
			
			return array_filter( preg_split( $regexp, $string ) );
		}
		
		return $string;
	}
	
	public function sanitize( $data, $fields ) {
		$types = $this->field_types( $fields );
		if( ! empty( $data ) && ! empty( $types ) ) {
			foreach( $data as $name => $value ) {
				if( wpfval( $types, $name ) ) {
					$data[ $name ] = $this->sanitize_field( $value, $types[ $name ], $name );
				}
			}
		}
		
		return $data;
	}
	
	public function sanitize_field( $value, $type = 'text', $name = '' ) {
		if( ! is_null( $value ) ) {
			if( $type === 'text' ) {
				$value = sanitize_text_field( $value );
				if( $name === 'user_nicename' ) {
					$value = sanitize_title( sanitize_user( $value, true ) );
				}
			} elseif( $type === 'url' ) {
				$value = esc_url_raw( $value );
			} elseif( $type === 'date' ) {
				$value = sanitize_text_field( $value );
			} elseif( $type === 'textarea' ) {
				$value = stripslashes( wpforo_kses( trim( (string) $value ), 'user_description' ) );
			} elseif( $type === 'email' ) {
				$value = sanitize_email( $value );
			} elseif( $type === 'password' ) {
				$value = trim( (string) $value );
			} elseif( $type === 'usergroup' ) {
				$value = intval( $value );
			} elseif( $type === 'radio' ) {
				$value = sanitize_text_field( $value );
			} elseif( $type === 'checkbox' ) {
				if( $name === 'secondary_groupids' ) {
					$value = wpforo_sanitize_int( $value );
				} else {
					$value = wpforo_sanitize_text( $value );
				}
			} elseif( $type === 'select' ) {
				$value = sanitize_text_field( $value );
			} elseif( $type === 'color' ) {
				$value = sanitize_text_field( $value );
			} elseif( $type === 'number' ) {
				$value = intval( $value );
			} elseif( $type === 'tel' ) {
				$value = sanitize_text_field( $value );
			} elseif( $type === 'html' ) {
				$value = preg_replace( '#<script(.*?)>(.*?)</script>#is', '', (string) $value );
			}
			
			if( is_string( $value ) ) {
				$value = stripslashes( (string) $value );
			}
		}
		
		return $value;
	}
	
	public function esc_field( $f ) {
		if( wpfkey( $f, 'value' ) ) {
			$f['value'] = wpforo_trim( $f['value'] );
			if( in_array( wpfval( $f, 'type' ), [ 'textarea', 'tinymce' ], true ) ) {
				$f['value'] = wpautop( wpforo_kses( stripslashes( (string) $f['value'] ) ) );
			} elseif( wpfval( $f, 'type' ) === 'file' ) {
				$f['value'] = wpfval( $f['value'], 'fileurl' ) ?: $f['value'];
			} elseif( $f['name'] === 'timezone' ) {
				$f['value'] = str_replace( '_', ' ', $f['value'] );
			} elseif( $f['fieldKey'] === 'secondary_groupids' ) {
				$f['value'] = WPF()->usergroup->get_secondary_group_names( $f['value'] );
				$f['value'] = implode( ', ', $f['value'] );
			} elseif( $f['type'] === 'usergroup' && $f['fieldKey'] === 'groupid' && ( $f['value'] = intval( $f['value'] ) ) ) {
				if( $group = WPF()->usergroup->get_usergroup( $f['value'] ) ) $f['value'] = wpfval( $group, 'name' );
			} elseif( is_array( $f['value'] ) ) {
				$f['value'] = array_filter( $f['value'] );
				$f['value'] = implode( ', ', $f['value'] );
			}
		}
		$f['value'] = apply_filters( 'wpforo_display_field_value', $f['value'], $f );
		
		return $f;
	}
	
	public function validate( &$data, &$fields ) {
		$type     = '';
		$label    = '';
		$userid   = '';
		$error    = [];
		$return   = [];
		$is_owner = $this->owner();
		$template = ( isset( $this->current['template'] ) ) ? $this->current['template'] : WPF()->current_object['template'];
		if( empty( $data ) ) $error[] = 'No data submitted';
		if( empty( $fields ) ) $error[] = 'User profile fields not found';
		if( empty( $error ) ) {
			foreach( $fields as $r_key => $rows ) {
				foreach( $rows as $c_key => $cols ) {
					foreach( $cols as $key => $field ) {
						if( wpfval( $field, 'name' ) ) {
							$name = $field['name'];
							if( ! $template && wpfval( $field, 'template' ) ) $template = $field['template'];
							if( wpfval( $field, 'label' ) ) $label = esc_html( $field['label'] );
							if( wpfval( $field, 'type' ) ) $type = $field['type'];
							if( wpfval( $data, 'userid' ) ) $userid = $data['userid'];
							if( $template && $template !== 'register' ) {
								if( $template === 'account' && $field['type'] === 'password' ) $field['isRequired'] = 0;
								if( ! $this->can_edit( $field ) ) {
									unset( $cols[ $key ] );
									unset( $data[ $name ] );
									unset( $fields[ $r_key ][ $c_key ][ $key ] );
								}
							}
							if( wpfkey( $cols, $key ) && wpfkey( $data, $name ) ) {
								$value = $data[ $name ];
								if( is_string( $value ) ) {
									$value = trim( $value );
									$value = htmlspecialchars_decode( $value );
								}
								if( wpfval( $field, 'isRequired' ) && ! $value ) {
									$error[] = $label . ' ' . wpforo_phrase( 'field is required', false, false );
								}
								if( $value ) {
									if( $type === 'number' ) {
										if( wpfval( $field, 'minLength' ) ) {
											if( (int) $value < $field['minLength'] ) {
												$error[] = $label . ' ' . sprintf( wpforo_phrase( 'field value must be at least %d', false, false ), intval( $field['minLength'] ) );
											}
										}
										if( wpfval( $field, 'maxLength' ) ) {
											if( (int) $value > $field['maxLength'] ) {
												$error[] = $label . ' ' . sprintf( wpforo_phrase( 'field value cannot be greater than %d', false, false ), intval( $field['maxLength'] ) );
											}
										}
									} else {
										if( wpfval( $field, 'minLength' ) ) {
											if( wpforo_strlen( $value ) < $field['minLength'] ) {
												$error[] = $label . ' ' . sprintf( wpforo_phrase( 'field length must be at least %d characters', false, false ), intval( $field['minLength'] ) );
											}
										}
										if( wpfval( $field, 'maxLength' ) ) {
											if( wpforo_strlen( $value ) > $field['maxLength'] ) {
												$error[] = $label . ' ' . sprintf( wpforo_phrase( 'field length cannot be greater than %d characters', false, false ), intval( $field['maxLength'] ) );
											}
										}
									}
									if( $type === 'url' && filter_var( $value, FILTER_VALIDATE_URL ) === false ) {
										$error[] = $label . ' ' . wpforo_phrase( 'field value is not a valid URL', false, false );
									}
									if( $type === 'email' ) {
										if( ! is_email( $value ) ) {
											$error[] = $label . ' ' . wpforo_phrase( 'Invalid Email address', false, false );
										}
										if( $name === 'user_email' ) {
											$email_owner = email_exists( $value );
											if( $email_owner && $email_owner != $userid ) {
												$error[] = $label . ' ' . wpforo_phrase( 'This email address is already registered. Please insert another', false, false );
											}
										}
									}
									if( $type === 'file' ) {
										$extension = pathinfo( $value, PATHINFO_EXTENSION );
										$extension = ( function_exists( 'mb_strtolower' ) ) ? mb_strtolower( (string) $extension ) : strtolower( (string) $extension );
										if( wpfval( $field, 'fileExtensions' ) ) {
											if( $extension ) {
												if( ! in_array( $extension, $field['fileExtensions'] ) ) {
													$error[] = $label . ' ' . wpforo_phrase( 'file type is not allowed', false, false );
													$error[] = sprintf( 'Allowed file types: %s', implode( ', ', $field['fileExtensions'] ) );
												}
											} else {
												$error[] = $label . ' ' . wpforo_phrase( 'file type is not detected', false, false );
											}
										} else {
											$mime_types = get_allowed_mime_types();
											$mime_types = array_flip( $mime_types );
											if( ! empty( $mime_types ) ) {
												$implode_types = implode( '|', $mime_types );
												$explode_types = explode( '|', $implode_types );
												if( ! in_array( $extension, $explode_types ) ) {
													$error[] = $label . ' ' . sprintf( wpforo_phrase( 'file type %s is not allowed', false, false ), $extension );
												}
												if( ! WPF()->perm->can_attach_file_type( $extension ) ) {
													$error[] = 'You are not allowed to attach this file type';
												}
											}
										}
										if( wpfval( $field, 'fileSize' ) ) {
											if( wpfval( $_FILES, 'data', 'size', $name ) && $_FILES['data']['size'][ $name ] > ( $field['fileSize'] * 1024 * 1024 ) ) {
												$error[] = $label . ' ' . wpforo_phrase( 'file is too large', false, false );
												$error[] = sprintf( 'Maximum allowed file size is %s MB', $field['fileSize'] );
											}
										}
									}
									if( $name === 'user_nicename' ) {
										$value         = sanitize_text_field( $value );
										$user_nicename = sanitize_title( sanitize_user( $value, true ) );
										if( ! $user_nicename ) {
											$error[] = 'Nickname validation failed';
										}
										$sql = "SELECT `ID` FROM `" . WPF()->db->users . "` WHERE `ID` != " . intval( $userid ) . " AND `user_nicename` LIKE '" . esc_sql( $user_nicename ) . "'";
										if( WPF()->db->get_var( $sql ) ) {
											$error[] = 'This nickname is already in use. Please insert another.';
										}
									}
									if( $name === 'groupid' ) {
										if( $template !== 'register' ) {
											if( $is_owner || ! wpforo_current_user_is( 'admin' ) ) {
												$error[] = 'You have no permission to edit Usergroup field';
											}
										} else {
											if( in_array( $value, [ 1, 2, 4 ] ) ) {
												$error[] = 'Admin and Moderator Usergroups are not permitted';
											} else {
												if( wpfval( $field, 'allowedGroupIds' ) ) {
													$allowedGroupIds = wpforo_parse_args( $field['allowedGroupIds'] );
													if( ! in_array( $value, $allowedGroupIds ) ) {
														$error[] = 'The selected Usergroup cannot be set';
													}
												} else {
													$error[] = 'The selected Usergroup is not found in allowed list';
												}
											}
										}
									}
									if( $name === 'secondary_groupids' ) {
										if( $template === 'register' || ( $is_owner && $field['isEditable'] ) || ( ! $is_owner && in_array(
													WPF()->current_user_groupid,
													(array) $field['canEdit']
												) ) || wpforo_current_user_is( 'admin' ) ) {
											if( ! empty( $value ) && is_array( $value ) ) {
												$secondary_groupids = WPF()->usergroup->get_secondary_groupids();
												foreach( $value as $secondary_groupid ) {
													if( in_array( $secondary_groupid, [ 1, 2, 4 ] ) ) {
														$error[] = 'Admin and Moderator Usergroups are not permitted';
													}
													if( $secondary_groupid && ! in_array( $secondary_groupid, $secondary_groupids ) ) {
														$error[] = 'One of the selected Usergroups cannot be set as Secondary';
													}
												}
											}
										} else {
											$error[] = 'You have no permission to edit Usergroup field';
										}
									}
								}
							}
						}
					}
				}
			}
		}
		if( ! empty( $error ) ) {
			$return['error'] = $error;
			
			return $return;
		} else {
			return true;
		}
	}
	
	public function validate_password( $data ) {
		$error  = [];
		$return = [ 'error' => false ];
		if( wpfval( $data, 'old_pass' ) && wpfval( $data, 'user_pass1' ) && wpfval( $data, 'user_pass2' ) ) {
			if( $data['user_pass1'] !== $data['user_pass2'] ) {
				$error[] = 'New Passwords do not match';
			} else {
				return true;
			}
		}
		if( ! empty( $error ) ) {
			$return['error'] = $error;
			
			return $return;
		}
		
		return false;
	}
	
	public function field_types( $fields ) {
		$name_type_fields = [];
		if( ! empty( $fields ) ) {
			foreach( $fields as $rows ) {
				foreach( $rows as $cols ) {
					foreach( $cols as $field ) {
						if( wpfval( $field, 'name' ) && wpfval( $field, 'type' ) ) {
							$name_type_fields[ $field['name'] ] = $field['type'];
						}
					}
				}
			}
		}
		
		return $name_type_fields;
	}
	
	public function owner( $object_userid = false ): bool {
		if( ! $object_userid ) {
			if( wpfval( WPF()->current_object, 'user', 'userid' ) ) {
				return wpforo_is_owner( WPF()->current_object['user']['userid'] );
			} else {
				return false;
			}
		} else {
			return wpforo_is_owner( $object_userid );
		}
	}
	
	/**
	 * @param array $f
	 *
	 * @return bool
	 */
	public function can_add( $f ) {
		if( wpfval( $f, 'name' ) ) {
			if( $f['name'] === 'signature' && ! wpforo_setting( 'profiles', 'signature' ) ) {
				return false;
			}
			if( $f['name'] === 'avatar' && ( ! wpforo_setting( 'profiles', 'custom_avatars' ) || ! wpforo_setting( 'profiles', 'avatars' ) ) ) {
				return false;
			}
		}
		
		return true;
	}
	
	/**
	 * @param array $f
	 *
	 * @return bool
	 */
	public function can_view( $f ) {
		return wpforo_current_user_is( 'admin' ) || ! ( ! $this->owner() && ! in_array( WPF()->current_user_groupid, (array) $f['canView'] ) );
	}
	
	/**
	 * @param array $f
	 *
	 * @return bool
	 */
	public function can_edit( $f ) {
		if( wpfval( WPF()->current_object, 'user', 'userid' ) ) {
			$is_owner     = $this->owner();
			$value        = wpfkey( $f, 'value' ) ? $f['value'] : false;
			$can_edit     = wpfkey( $f, 'isEditable' ) ? $f['isEditable'] : false;
			$can_moderate = $this->can_moderate( $f );
			if( ! $is_owner && ! $can_moderate && WPF()->current_user_groupid !== 1 ) {
				return false;
			}
			if( ! $can_edit && ! $can_moderate && WPF()->current_user_groupid !== 1 && ! $value ) {
				return false;
			}
			if( wpfkey( $f, 'name' ) ) {
				if( $f['name'] === 'signature' && ( ! WPF()->usergroup->can( 'ups' ) || ! wpforo_setting( 'profiles', 'signature' ) ) ) {
					return false;
				}
				if( $f['name'] === 'avatar' && ( ! wpforo_setting( 'profiles', 'custom_avatars' ) || ! wpforo_setting( 'profiles', 'avatars' ) ) ) {
					return false;
				}
				if( $f['name'] === 'groupid' && ( WPF()->current_user_groupid != 1 || $is_owner || ! current_user_can( 'administrator' ) ) ) {
					return false;
				}
			}
			
			return true;
		} else {
			return false;
		}
	}
	
	/**
	 * @param array $f
	 *
	 * @return bool
	 */
	public function can_moderate( $f ) {
		if( empty( $f ) ) return false;
		$usergroups_who_can_edit = ! empty( $f['canEdit'] ) ? (array) $f['canEdit'] : [ 1 ];
		
		return in_array( WPF()->current_user_groupid, $usergroups_who_can_edit );
	}
	
	public function can_show_value( $f ) {
		$return = true;
		if( is_string( $f ) ) $f = WPF()->member->get_field( $f );
		$f = wpforo_parse_args( $f, $this->default );
		if( $f['type'] === 'password' ) $return = false;
		
		return apply_filters( 'wpforo_form_can_show_value', $return, $f );
	}
}

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