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<?php
if ( ! class_exists( 'GFForms' ) ) {
die();
}
class GF_Field_Textarea extends GF_Field {
public $type = 'textarea';
public function get_form_editor_field_title() {
return esc_attr__( 'Paragraph Text', 'gravityforms' );
}
/**
* Returns the field's form editor description.
*
* @since 2.5
*
* @return string
*/
public function get_form_editor_field_description() {
return esc_attr__( 'Allows users to submit multiple lines of text.', 'gravityforms' );
}
/**
* Returns the field's form editor icon.
*
* This could be an icon url or a gform-icon class.
*
* @since 2.5
*
* @return string
*/
public function get_form_editor_field_icon() {
return 'gform-icon--paragraph-text';
}
function get_form_editor_field_settings() {
return array(
'conditional_logic_field_setting',
'prepopulate_field_setting',
'error_message_setting',
'label_setting',
'label_placement_setting',
'admin_label_setting',
'maxlen_setting',
'size_setting',
'rules_setting',
'visibility_setting',
'duplicate_setting',
'default_value_textarea_setting',
'placeholder_textarea_setting',
'description_setting',
'css_class_setting',
'rich_text_editor_setting',
);
}
public function is_conditional_logic_supported() {
return true;
}
public function allow_html() {
return empty( $this->useRichTextEditor ) ? false : true;
}
public function get_field_input( $form, $value = '', $entry = null ) {
global $current_screen;
$form_id = absint( $form['id'] );
$is_entry_detail = $this->is_entry_detail();
$is_form_editor = $this->is_form_editor();
$is_admin = $is_entry_detail || $is_form_editor;
$id = intval( $this->id );
$field_id = $is_entry_detail || $is_form_editor || $form_id == 0 ? "input_$id" : 'input_' . $form_id . "_$id";
$size = $this->size;
$class_suffix = $is_entry_detail ? '_admin' : '';
$class = $size . $class_suffix;
$class = esc_attr( $class );
$disabled_text = $is_form_editor ? 'disabled="disabled"' : '';
$maxlength_attribute = is_numeric( $this->maxLength ) ? "maxlength='{$this->maxLength}'" : '';
$placeholder_attribute = $this->get_field_placeholder_attribute();
$required_attribute = $this->isRequired ? 'aria-required="true"' : '';
$invalid_attribute = $this->failed_validation ? 'aria-invalid="true"' : 'aria-invalid="false"';
$aria_describedby = $this->get_aria_describedby();
$tabindex = $this->get_tabindex();
if ( $this->get_allowable_tags() === false ) {
$value = esc_textarea( $value );
} else {
$value = wp_kses_post( $value );
}
//see if the field is set to use the rich text editor
if ( ! $is_admin && $this->is_rich_edit_enabled() && ( ! $current_screen || ( $current_screen && ! rgobj( $current_screen, 'is_block_editor' ) ) ) ) {
//placeholders cannot be used with the rte; message displayed in admin when this occurs
//field cannot be used in conditional logic by another field; message displayed in admin and field removed from conditional logic drop down
$tabindex = GFCommon::$tab_index > 0 ? GFCommon::$tab_index ++ : '';
add_filter( 'mce_buttons', array( $this, 'filter_mce_buttons' ), 10, 2 );
add_filter( 'mce_buttons_2', array( $this, 'filter_mce_buttons' ), 10, 2 );
add_filter( 'mce_buttons_3', array( $this, 'filter_mce_buttons' ), 10, 2 );
add_filter( 'mce_buttons_4', array( $this, 'filter_mce_buttons' ), 10, 2 );
/**
* Filters the field options for the rich text editor.
*
* @since 2.0.0
*
* @param array $editor_settings Array of settings that can be changed.
* @param object $this The field object
* @param array $form Current form object
* @param array $entry Current entry object, if available
*
* Additional filters for specific form and fields IDs.
*/
$editor_settings = apply_filters( 'gform_rich_text_editor_options', array(
'textarea_name' => 'input_' . $id,
'wpautop' => true,
'editor_class' => $class,
'editor_height' => rgar( array( 'small' => 110, 'medium' => 180, 'large' => 280 ), $this->size ? $this->size : 'medium' ),
'tabindex' => $tabindex,
'media_buttons' => false,
'quicktags' => false,
'tinymce' => array( 'init_instance_callback' => "function (editor) {
editor.on( 'keyup paste mouseover', function (e) {
var content = editor.getContent( { format: 'text' } ).trim();
var textarea = jQuery( '#' + editor.id );
textarea.val( content ).trigger( 'keyup' ).trigger( 'paste' ).trigger( 'mouseover' );
});}" ),
), $this, $form, $entry );
$editor_settings = apply_filters( sprintf( 'gform_rich_text_editor_options_%d', $form['id'] ), $editor_settings, $this, $form, $entry );
$editor_settings = apply_filters( sprintf( 'gform_rich_text_editor_options_%d_%d', $form['id'], $this->id ), $editor_settings, $this, $form, $entry );
if ( ! has_action( 'wp_tiny_mce_init', array( __class__, 'start_wp_tiny_mce_init_buffer' ) ) ) {
add_action( 'wp_tiny_mce_init', array( __class__, 'start_wp_tiny_mce_init_buffer' ) );
}
ob_start();
wp_editor( $value, $field_id, $editor_settings );
$input = ob_get_clean();
remove_filter( 'mce_buttons', array( $this, 'filter_mce_buttons' ), 10 );
remove_filter( 'mce_buttons_2', array( $this, 'filter_mce_buttons' ), 10 );
remove_filter( 'mce_buttons_3', array( $this, 'filter_mce_buttons' ), 10 );
remove_filter( 'mce_buttons_4', array( $this, 'filter_mce_buttons' ), 10 );
} else {
$input = '';
$input_style = '';
// RTE preview
if ( $this->is_form_editor() ) {
$display = $this->useRichTextEditor ? 'block' : 'none';
$input_style = $this->useRichTextEditor ? 'style="display:none;"' : '';
$size = $this->size ? $this->size : 'medium';
$input = "<div id='{$field_id}_rte_preview' class='gform-rte-preview {$size}' style='display:{$display}'>
<ul class='rte_preview_header'>
<li class='icon'><svg width='24' height='24' viewBox='0 0 24 24' version='1.1' xmlns='http://www.w3.org/2000/svg'><path d='M7.761 19c-.253 0-.44-.06-.56-.18-.12-.12-.18-.307-.18-.56l-.02-12.52c0-.267.08-.457.2-.57.12-.113.307-.17.56-.17h5.019c1.56 0 2.723.317 3.49.95.767.633 1.15 1.497 1.15 2.59 0 .667-.21 1.283-.63 1.85-.42.567-.937.963-1.55 1.19l.02.08c.387.067.793.247 1.22.54.427.293.787.677 1.08 1.15.293.473.44 1.01.44 1.61 0 1.32-.427 2.323-1.28 3.01-.853.687-2.12 1.03-3.8 1.03H7.761zm4.969-8.26c.687 0 1.237-.17 1.65-.51.414-.34.621-.77.621-1.29 0-1.147-.757-1.72-2.271-1.72H9.28v3.52h3.45zm.59 6.02c.725 0 1.283-.17 1.674-.51.39-.34.586-.823.586-1.45 0-.587-.223-1.037-.67-1.35-.446-.313-1.088-.47-1.925-.47H9.28v3.78h4.04z' fill='#555d66' stroke='none' stroke-width='1' fill-rule='evenodd'/></svg></li>
<li class='icon'><svg width='24' height='24' viewBox='0 0 24 24' ersion='1.1' xmlns='http://www.w3.org/2000/svg'><path d='M16.746 4.723l-.176.84h-.263c-.638 0-1.097.12-1.377.36-.28.242-.47.6-.567 1.075l-2.07 9.805c-.059.28-.088.465-.088.556 0 .534.482.801 1.445.801h.254l-.175.84h-5.82l.155-.84h.264c1.107 0 1.761-.478 1.963-1.435l2.08-9.805c.052-.247.078-.433.078-.557 0-.534-.482-.8-1.445-.8h-.254l.176-.84h5.82z' fill='#555d66' stroke='none' stroke-width='1' fill-rule='evenodd'/></svg></li>
<li class='icon'><svg width='24' height='24' viewBox='0 0 48 48' version='1.1' xmlns='http://www.w3.org/2000/svg'><g stroke='none' stroke-width='1' fill='#555d66' fill-rule='evenodd'><circle cx='11' cy='14' r='3'/><circle cx='11' cy='24' r='3'/><circle cx='11' cy='34' r='3'/><path opacity='.2' d='M18 12h22v4H18zM18 22h22v4H18zM18 32h22v4H18z'/></g></svg></li>
<li class='icon'><svg width='24' height='24' viewBox='0 0 48 48' version='1.1' xmlns='http://www.w3.org/2000/svg'><g stroke='none' stroke-width='1' fill='#555d66' fill-rule='evenodd'><path opacity='.2' d='M18 12h22v4H18zM18 22h22v4H18zM18 32h22v4H18z'/><path d='M10.054 17v-4.769H9.98l-1.47 1.013v-1.166l1.549-1.067h1.249V17h-1.254zm3.557.112c-.444 0-.734-.303-.734-.722 0-.42.29-.718.734-.718.449 0 .735.299.735.718 0 .42-.286.722-.735.722zm-5.076 5.692c0-1.158.889-1.947 2.184-1.947 1.249 0 2.12.718 2.12 1.748 0 .651-.352 1.212-1.39 2.187l-1.146 1.092v.074h2.624V27H8.606v-.876l1.955-1.913c.842-.822 1.054-1.133 1.054-1.523 0-.482-.39-.822-.938-.822-.581 0-.98.382-.98.934v.025H8.536v-.021zm6.35 4.308c-.444 0-.734-.303-.734-.722 0-.42.29-.718.734-.718.449 0 .735.299.735.718 0 .42-.286.722-.735.722zm-4.818 7.29v-.934h.73c.569 0 .955-.332.955-.822 0-.481-.374-.788-.959-.788-.58 0-.967.328-1 .846H8.635c.042-1.133.884-1.847 2.191-1.847 1.229 0 2.113.673 2.113 1.615 0 .693-.436 1.233-1.104 1.37v.074c.822.092 1.336.64 1.336 1.428 0 1.05-.987 1.81-2.353 1.81-1.336 0-2.241-.74-2.295-1.868h1.2c.037.506.464.826 1.108.826.626 0 1.062-.353 1.062-.863 0-.523-.41-.847-1.083-.847h-.743zm4.765 2.71c-.445 0-.735-.303-.735-.722 0-.42.29-.718.735-.718.448 0 .734.299.734.718 0 .42-.286.722-.734.722z'/></g></svg></li>
<li class='icon'><svg width='24' height='24' viewBox='0 0 24 24' version='1.1' xmlns='http://www.w3.org/2000/svg'><path d='M7.5 17h.882a1 1 0 00.894-.553L11 13V8a1 1 0 00-1-1H6a1 1 0 00-1 1v4a1 1 0 001 1h2l-1.33 2.658A.927.927 0 007.5 17zm8 0h.882a1 1 0 00.894-.553L19 13V8a1 1 0 00-1-1h-4a1 1 0 00-1 1v4a1 1 0 001 1h2l-1.33 2.658A.927.927 0 0015.5 17z' fill='#555d66' fill-rule='nonzero' stroke='none' stroke-width='1'/></svg></li>
<li class='icon'><svg width='24' height='24' viewBox='0 0 24 24' version='1.1' xmlns='http://www.w3.org/2000/svg'><path d='M5 5h14a1 1 0 010 2H5a1 1 0 110-2zm0 4h8a1 1 0 010 2H5a1 1 0 110-2zm0 8h8a1 1 0 010 2H5a1 1 0 010-2zm0-4h14a1 1 0 010 2H5a1 1 0 010-2z' fill='#555d66' stroke='none' stroke-width='1' fill-rule='evenodd'/></svg></li>
<li class='icon'><svg width='24' height='24' viewBox='0 0 24 24' version='1.1' xmlns='http://www.w3.org/2000/svg'><path d='M5 5h14a1 1 0 010 2H5a1 1 0 110-2zm3 4h8a1 1 0 010 2H8a1 1 0 110-2zm0 8h8a1 1 0 010 2H8a1 1 0 010-2zm-3-4h14a1 1 0 010 2H5a1 1 0 010-2z' fill='#555d66' stroke='none' stroke-width='1' fill-rule='evenodd'/></svg></li>
<li class='icon'><svg width='24' height='24' viewBox='0 0 24 24' version='1.1' xmlns='http://www.w3.org/2000/svg'><path d='M5 5h14a1 1 0 010 2H5a1 1 0 110-2zm6 4h8a1 1 0 010 2h-8a1 1 0 010-2zm0 8h8a1 1 0 010 2h-8a1 1 0 010-2zm-6-4h14a1 1 0 010 2H5a1 1 0 010-2z' fill='#555d66' stroke='none' stroke-width='1' fill-rule='evenodd'/></svg></li>
<li class='icon'><svg width='24' height='24' viewBox='0 0 24 24' version='1.1' xmlns='http://www.w3.org/2000/svg'><path d='M6.19 12.345a.97.97 0 011.653.683.966.966 0 01-.283.684l-2.055 2.052a1.932 1.932 0 000 2.735 1.94 1.94 0 002.74 0l4.794-4.787a.966.966 0 000-1.367.966.966 0 010-1.368.97.97 0 011.37 0 2.898 2.898 0 010 4.103l-4.795 4.787a3.879 3.879 0 01-5.48 0 3.864 3.864 0 010-5.47l2.056-2.053v.001zm11.62-.69a.97.97 0 01-1.653-.684c0-.256.102-.502.283-.683l2.055-2.052a1.932 1.932 0 000-2.735 1.94 1.94 0 00-2.74 0l-4.793 4.787a.966.966 0 000 1.367.966.966 0 010 1.368.97.97 0 01-1.37 0 2.898 2.898 0 010-4.103l4.795-4.787a3.879 3.879 0 015.48 0 3.864 3.864 0 010 5.47l-2.057 2.053v-.001z' fill='#555d66' fill-rule='nonzero' stroke='none' stroke-width='1'/></svg></li>
<li class='icon'><svg width='24' height='24' viewBox='0 0 24 24' version='1.1' xmlns='http://www.w3.org/2000/svg'><path d='M15.32 9.937L14.063 8.68l2.902-2.902h-2.298a.889.889 0 110-1.778h4.444c.491 0 .889.398.889.889v4.444a.889.889 0 11-1.778 0V7.035L15.32 9.937zm0 4.126l2.902 2.902v-2.298a.889.889 0 111.778 0v4.444c0 .491-.398.889-.889.889h-4.444a.889.889 0 110-1.778h2.298l-2.902-2.902 1.257-1.257zM9.937 15.32l-2.902 2.902h2.298a.889.889 0 110 1.778H4.89A.889.889 0 014 19.111v-4.444a.889.889 0 111.778 0v2.298l2.902-2.902 1.257 1.257zM8.68 9.937L5.778 7.035v2.298a.889.889 0 01-1.778 0V4.89C4 4.398 4.398 4 4.889 4h4.444a.889.889 0 010 1.778H7.035L9.937 8.68 8.68 9.937z' fill='#555d66' fill-rule='nonzero' stroke='none' stroke-width='1'/></svg></li>
<li class='icon'><svg width='24' height='24' viewBox='0 0 24 24' version='1.1' xmlns='http://www.w3.org/2000/svg'><path d='M6 10c-1.1 0-2 .9-2 2s.9 2 2 2 2-.9 2-2-.9-2-2-2zm12 0c-1.1 0-2 .9-2 2s.9 2 2 2 2-.9 2-2-.9-2-2-2zm-6 0c-1.1 0-2 .9-2 2s.9 2 2 2 2-.9 2-2-.9-2-2-2z' fill='#555d66' fill-rule='nonzero' stroke='none' stroke-width='1'/></svg></li>
</ul>
</div>";
}
$input .= "<textarea name='input_{$id}' id='{$field_id}' class='textarea {$class}' {$tabindex} {$aria_describedby} {$maxlength_attribute} {$placeholder_attribute} {$required_attribute} {$invalid_attribute} {$disabled_text} {$input_style} rows='10' cols='50'>{$value}</textarea>";
}
return sprintf( "<div class='ginput_container ginput_container_textarea'>%s</div>", $input );
}
public function validate( $value, $form ) {
if ( ! is_numeric( $this->maxLength ) ) {
return;
}
if ( $this->useRichTextEditor ) {
$value = wp_specialchars_decode( $value );
}
// Clean the string of characters not counted by the textareaCounter plugin.
$value = strip_tags( $value );
$value = str_replace( "\r", '', $value );
$value = trim( $value );
if ( GFCommon::safe_strlen( $value ) > $this->maxLength ) {
$this->failed_validation = true;
$this->validation_message = empty( $this->errorMessage ) ? esc_html__( 'The text entered exceeds the maximum number of characters.', 'gravityforms' ) : $this->errorMessage;
}
}
public static function start_wp_tiny_mce_init_buffer() {
ob_start();
add_action( 'after_wp_tiny_mce', array( __class__, 'end_wp_tiny_mce_init_buffer' ), 1 );
}
public static function end_wp_tiny_mce_init_buffer() {
$script = ob_get_clean();
$pattern = '/(<script.*>)([\s\S]+)(<\/script>)/';
preg_match_all( $pattern, $script, $matches, PREG_SET_ORDER );
// Fix editor height issue: https://core.trac.wordpress.org/ticket/45461.
$wp_version = get_bloginfo( 'version' );
$height_issue_fix = version_compare( $wp_version, '5.0', '>=' ) && version_compare( $wp_version, '5.2', '<' ) ? ' gform_post_conditional_logic' : '';
foreach ( $matches as $match ) {
list( $search, $open_tag, $guts, $close_tag ) = $match;
$custom = "\tif ( typeof current_page === 'undefined' ) { return; }\n\twindow.gformInitTinymce = function(){\n\tfor( var id in tinymce.editors ) { tinymce.EditorManager.remove( tinymce.editors[id] ); }";
$replace = sprintf(
"%s\nfunction gformInitMCEInstances() { jQuery( document ).on( 'gform_post_render%s', function( event, form_id, current_page ) { \n%s\n%s\n\t}\n\tgformInitTinymce();\n} );}; gform.initializeOnLoaded( gformInitMCEInstances );\n%s",
$open_tag,
$height_issue_fix,
$custom,
$guts,
$close_tag
);
$script = str_replace( $search, $replace, $script );
}
echo $script;
}
public function filter_mce_buttons( $mce_buttons, $editor_id ) {
$remove_key = array_search( 'wp_more', $mce_buttons );
if ( $remove_key !== false ) {
unset( $mce_buttons[ $remove_key ] );
}
// Get current filter to detect which mce_buttons core filter is running.
$current_filter = current_filter();
// Depending on the current mce_buttons filter, set variable to support filtering all potential rows.
switch ( $current_filter ) {
case 'mce_buttons_2':
$mce_filter = '_row_two';
break;
case 'mce_buttons_3':
$mce_filter = '_row_three';
break;
case 'mce_buttons_4':
$mce_filter = '_row_four';
break;
default:
$mce_filter = '';
break;
}
/**
* Filters the buttons within the TinyMCE editor
*
* @since 2.0.0
*
* @param array $mce_buttons Buttons to be included.
* @param string $editor_id HTML ID of the field.
* @param object $this The field object
*
* Additional filters for specific form and fields IDs.
*/
$mce_buttons = gf_apply_filters( array( 'gform_rich_text_editor_buttons' . $mce_filter, $this->formId, $this->id ), $mce_buttons, $editor_id, $this );
return $mce_buttons;
}
/**
* Format the entry value for display on the entry detail page and for the {all_fields} merge tag.
* Return a value that's safe to display for the context of the given $format.
*
* @param string|array $value The field value.
* @param string $currency The entry currency code.
* @param bool|false $use_text When processing choice based fields should the choice text be returned instead of the value.
* @param string $format The format requested for the location the merge is being used. Possible values: html, text or url.
* @param string $media The location where the value will be displayed. Possible values: screen or email.
*
* @return string
*/
public function get_value_entry_detail( $value, $currency = '', $use_text = false, $format = 'html', $media = 'screen' ) {
if ( $format === 'html' ) {
$allowable_tags = $this->get_allowable_tags();
if ( $allowable_tags === false ) {
// The value is unsafe so encode the value.
$value = esc_html( $value );
$return = nl2br( $value );
} else {
// The value contains HTML but the value was sanitized before saving.
$return = wpautop( $value );
}
} else {
$return = $value;
}
return $return;
}
/**
* Format the entry value for when the field/input merge tag is processed. Not called for the {all_fields} merge tag.
*
* Return a value that is safe for the context specified by $format.
*
* @since Unknown
* @access public
*
* @param string|array $value The field value. Depending on the location the merge tag is being used the following functions may have already been applied to the value: esc_html, nl2br, and urlencode.
* @param string $input_id The field or input ID from the merge tag currently being processed.
* @param array $entry The Entry Object currently being processed.
* @param array $form The Form Object currently being processed.
* @param string $modifier The merge tag modifier. e.g. value
* @param string|array $raw_value The raw field value from before any formatting was applied to $value.
* @param bool $url_encode Indicates if the urlencode function may have been applied to the $value.
* @param bool $esc_html Indicates if the esc_html function may have been applied to the $value.
* @param string $format The format requested for the location the merge is being used. Possible values: html, text or url.
* @param bool $nl2br Indicates if the nl2br function may have been applied to the $value.
*
* @return string
*/
public function get_value_merge_tag( $value, $input_id, $entry, $form, $modifier, $raw_value, $url_encode, $esc_html, $format, $nl2br ) {
if ( $format === 'html' ) {
$form_id = absint( $form['id'] );
$allowable_tags = $this->get_allowable_tags( $form_id );
if ( $allowable_tags === false ) {
// The raw value is unsafe so escape it.
$return = esc_html( $raw_value );
// Run nl2br() to preserve line breaks when auto-formatting is disabled on notifications/confirmations.
$return = nl2br( $return );
} else {
// The value contains HTML but the value was sanitized before saving.
$return = wpautop( $raw_value );
}
} else {
$return = $value;
}
return $return;
}
/**
* Determines if the RTE can be enabled for the current field and user.
*
* @since 2.2.5.14
*
* @return bool
*/
public function is_rich_edit_enabled() {
if ( ! $this->useRichTextEditor ) {
return false;
}
global $wp_rich_edit;
$wp_rich_edit = null;
add_filter( 'get_user_option_rich_editing', array( $this, 'filter_user_option_rich_editing' ) );
$user_can_rich_edit = user_can_richedit();
remove_filter( 'get_user_option_rich_editing', array( $this, 'filter_user_option_rich_editing' ) );
return $user_can_rich_edit;
}
/**
* Filter the rich_editing option for the current user.
*
* @since 2.2.5.14
*
* @param string $value The value of the rich_editing option for the current user.
*
* @return string
*/
public function filter_user_option_rich_editing( $value ) {
return 'true';
}
// # FIELD FILTER UI HELPERS ---------------------------------------------------------------------------------------
/**
* Returns the filter operators for the current field.
*
* @since 2.4
*
* @return array
*/
public function get_filter_operators() {
$operators = parent::get_filter_operators();
$operators[] = 'contains';
return $operators;
}
}
GF_Fields::register( new GF_Field_Textarea() );