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<?php
if ( ! class_exists( 'GFForms' ) ) {
die();
}
class GF_Field_Checkbox extends GF_Field {
/**
* @var string $type The field type.
*/
public $type = 'checkbox';
// # FORM EDITOR & FIELD MARKUP -------------------------------------------------------------------------------------
/**
* Returns the field title.
*
* @since Unknown
* @access public
*
* @return string
*/
public function get_form_editor_field_title() {
return esc_attr__( 'Checkboxes', '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 select one or many checkboxes.', '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--check-box';
}
/**
* The class names of the settings which should be available on the field in the form editor.
*
* @since Unknown
* @access public
*
* @return array
*/
public 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',
'choices_setting',
'rules_setting',
'visibility_setting',
'description_setting',
'css_class_setting',
'select_all_choices_setting',
);
}
/**
* Indicate if this field type can be used when configuring conditional logic rules.
*
* @since Unknown
* @access public
*
* @return bool
*/
public function is_conditional_logic_supported() {
return true;
}
/**
* Returns the HTML tag for the field container.
*
* @since 2.5
*
* @param array $form The current Form object.
*
* @return string
*/
public function get_field_container_tag( $form ) {
if ( GFCommon::is_legacy_markup_enabled( $form ) ) {
return parent::get_field_container_tag( $form );
}
return 'fieldset';
}
/**
* Returns the field inner markup.
*
* @since Unknown
* @since 2.5 Implement Select All directly.
*
* @param array $form The Form Object currently being processed.
* @param string|array $value The field value. From default/dynamic population, $_POST, or a resumed incomplete submission.
* @param null|array $entry Null or the Entry Object currently being edited.
*
* @return string
*/
public function get_field_input( $form, $value = '', $entry = null ) {
$form_id = absint( $form['id'] );
if ( GFCommon::is_legacy_markup_enabled( $form_id ) ) {
return $this->get_legacy_field_input( $form, $value, $entry );
}
$is_entry_detail = $this->is_entry_detail();
$is_form_editor = $this->is_form_editor();
$id = $this->id;
$field_id = $is_entry_detail || $is_form_editor || $form_id == 0 ? "input_$id" : 'input_' . $form_id . "_$id";
$disabled_text = $is_form_editor ? 'disabled="disabled"' : '';
// Get checkbox choices markup.
$choices_markup = $this->get_checkbox_choices( $value, $disabled_text, $form_id );
if ( ! $this->enableSelectAll ) {
return sprintf(
"<div class='ginput_container ginput_container_checkbox'><div class='gfield_checkbox' id='%s'>%s</div></div>",
esc_attr( $field_id ),
$choices_markup
);
}
/**
* Modify the "Select All" checkbox label.
*
* @since 2.3
*
* @param string $select_label The "Select All" label.
* @param object $field The field currently being processed.
*/
$select_label = gf_apply_filters( array( 'gform_checkbox_select_all_label', $this->formId, $this->id ), esc_html__( 'Select All', 'gravityforms' ), $this );
$select_label = esc_html( $select_label );
/**
* Modify the "Deselect All" checkbox label.
*
* @since 2.3
*
* @param string $deselect_label The "Deselect All" label.
* @param object $field The field currently being processed.
*/
$deselect_label = gf_apply_filters( array( 'gform_checkbox_deselect_all_label', $this->formId, $this->id ), esc_html__( 'Deselect All', 'gravityforms' ), $this );
$deselect_label = esc_html( $deselect_label );
// Determine if all checkboxes are selected.
$all_selected = $this->get_selected_choices_count( $value, $entry ) === count( $this->choices );
// Prepare button markup.
$button_markup = sprintf(
'<button type="button" id="button_%1$d_select_all" onclick="gformToggleCheckboxes( this )" data-checked="%4$d" data-label-select="%2$s" data-label-deselect="%3$s"%6$s>%5$s</button>',
$this->id,
$select_label,
$deselect_label,
$all_selected ? 1 : 0,
$all_selected ? $deselect_label : $select_label,
$is_form_editor ? ' disabled="disabled"' : ''
);
return sprintf(
"<div class='ginput_container ginput_container_checkbox'><div class='gfield_checkbox' id='%s'>%s%s</div></div>",
esc_attr( $field_id ),
$choices_markup,
$button_markup
);
}
/**
* Returns the field inner markup.
*
* @since 2.5
*
* @param array $form The Form Object currently being processed.
* @param string|array $value The field value. From default/dynamic population, $_POST, or a resumed incomplete submission.
* @param null|array $entry Null or the Entry Object currently being edited.
*
* @return string
*/
public function get_legacy_field_input( $form, $value = '', $entry = null ) {
$form_id = absint( $form['id'] );
$is_entry_detail = $this->is_entry_detail();
$is_form_editor = $this->is_form_editor();
$id = $this->id;
$field_id = $is_entry_detail || $is_form_editor || $form_id == 0 ? "input_$id" : 'input_' . $form_id . "_$id";
$disabled_text = $is_form_editor ? 'disabled="disabled"' : '';
$tag = GFCommon::is_legacy_markup_enabled( $form_id ) ? 'ul' : 'div';
return sprintf(
"<div class='ginput_container ginput_container_checkbox'><{$tag} class='gfield_checkbox' id='%s'>%s</{$tag}></div>",
esc_attr( $field_id ),
$this->get_checkbox_choices( $value, $disabled_text, $form_id )
);
}
/**
* Returns the number of selected choices.
* Used during field rendering to set the initial state of the (De)Select All toggle.
*
* @since 2.5
*
* @param string|array $value The field value. From default/dynamic population, $_POST, or a resumed incomplete submission.
* @param null|array $entry Null or the Entry Object currently being edited.
*
* @return int
*/
private function get_selected_choices_count( $value = '', $entry = null ) {
// Initialize selected, choice number counts.
$checkboxes_selected = 0;
$choice_number = 1;
foreach ( $this->choices as $choice ) {
// Hack to skip numbers ending in 0, so that 5.1 doesn't conflict with 5.10.
if ( $choice_number % 10 == 0 ) {
$choice_number ++;
}
// Prepare input ID.
$input_id = $this->id . '.' . $choice_number;
if ( ( $this->is_form_editor() || ( ! isset( $_GET['gf_token'] ) && empty( $_POST ) ) ) && rgar( $choice, 'isSelected' ) ) {
$checkboxes_selected++;
} else if ( is_array( $value ) && GFFormsModel::choice_value_match( $this, $choice, rgget( $input_id, $value ) ) ) {
$checkboxes_selected++;
} else if ( ! is_array( $value ) && GFFormsModel::choice_value_match( $this, $choice, $value ) ) {
$checkboxes_selected++;
}
$choice_number++;
}
return $checkboxes_selected;
}
// # SUBMISSION -----------------------------------------------------------------------------------------------------
/**
* Retrieve the field value on submission.
*
* @since Unknown
* @access public
*
* @param array $field_values The dynamic population parameter names with their corresponding values to be populated.
* @param bool|true $get_from_post_global_var Whether to get the value from the $_POST array as opposed to $field_values.
*
* @uses GFFormsModel::choice_value_match()
* @uses GFFormsModel::get_parameter_value()
*
* @return array|string
*/
public function get_value_submission( $field_values, $get_from_post_global_var = true ) {
// Get parameter values for field.
$parameter_values = GFFormsModel::get_parameter_value( $this->inputName, $field_values, $this );
// If parameter values exist but are not an array, convert to array.
if ( ! empty( $parameter_values ) && ! is_array( $parameter_values ) ) {
$parameter_values = explode( ',', $parameter_values );
}
// If no inputs are defined, return an empty string.
if ( ! is_array( $this->inputs ) ) {
return '';
}
// Set initial choice index.
$choice_index = 0;
// Initialize submission value array.
$value = array();
// Loop through field inputs.
foreach ( $this->inputs as $input ) {
if ( ! empty( $_POST[ 'is_submit_' . $this->formId ] ) && $get_from_post_global_var ) {
$input_value = rgpost( 'input_' . str_replace( '.', '_', strval( $input['id'] ) ) );
$value[ strval( $input['id'] ) ] = $input_value;
} else {
if ( is_array( $parameter_values ) ) {
foreach ( $parameter_values as $item ) {
$item = trim( $item );
if ( GFFormsModel::choice_value_match( $this, $this->choices[ $choice_index ], $item ) ) {
$value[ $input['id'] . '' ] = $item;
break;
}
}
}
}
// Increase choice index.
$choice_index ++;
}
return $value;
}
// # ENTRY RELATED --------------------------------------------------------------------------------------------------
/**
* Format the entry value for display on the entries list page.
*
* Return a value that's safe to display on the page.
*
* @since Unknown
* @access public
*
* @param string|array $value The field value.
* @param array $entry The Entry Object currently being processed.
* @param string $field_id The field or input ID currently being processed.
* @param array $columns The properties for the columns being displayed on the entry list page.
* @param array $form The Form Object currently being processed.
*
* @uses GFCommon::implode_non_blank()
* @uses GFCommon::prepare_post_category_value()
* @uses GFCommon::selection_display()
* @uses GF_Field_Checkbox::is_checkbox_checked()
*
* @return string
*/
public function get_value_entry_list( $value, $entry, $field_id, $columns, $form ) {
// If this is the main checkbox field (not an input), display a comma separated list of all inputs.
if ( absint( $field_id ) == $field_id ) {
$lead_field_keys = array_keys( $entry );
$items = array();
foreach ( $lead_field_keys as $input_id ) {
if ( is_numeric( $input_id ) && absint( $input_id ) == $field_id ) {
$items[] = GFCommon::selection_display( rgar( $entry, $input_id ), null, $entry['currency'], false );
}
}
$value = GFCommon::implode_non_blank( ', ', $items );
// Special case for post category checkbox fields.
if ( $this->type == 'post_category' ) {
$value = GFCommon::prepare_post_category_value( $value, $this, 'entry_list' );
}
} else {
$value = '';
if ( ! rgblank( $this->is_checkbox_checked( $field_id, $columns[ $field_id ]['label'], $entry ) ) ) {
$value = "<i class='fa fa-check gf_valid'></i>";
}
}
return $value;
}
/**
* 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.
*
* @since Unknown
* @access public
*
* @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.
*
* @uses GFCommon::selection_display()
*
* @return string
*/
public function get_value_entry_detail( $value, $currency = '', $use_text = false, $format = 'html', $media = 'screen' ) {
if ( is_array( $value ) ) {
$items = '';
foreach ( $value as $key => $item ) {
if ( ! rgblank( $item ) ) {
switch ( $format ) {
case 'text' :
$items .= GFCommon::selection_display( $item, $this, $currency, $use_text ) . ', ';
break;
default:
$items .= '<li>' . wp_kses_post( GFCommon::selection_display( $item, $this, $currency, $use_text ) ) . '</li>';
break;
}
}
}
if ( empty( $items ) ) {
return '';
} elseif ( $format == 'text' ) {
return substr( $items, 0, strlen( $items ) - 2 ); // Removing last comma.
} else {
return "<ul class='bulleted'>$items</ul>";
}
} else {
return $value;
}
}
/**
* Gets merge tag values.
*
* @since Unknown
* @access public
*
* @uses GFCommon::to_money()
* @uses GFCommon::format_post_category()
* @uses GFFormsModel::is_field_hidden()
* @uses GFFormsModel::get_choice_text()
* @uses GFCommon::format_variable_value()
* @uses GFCommon::implode_non_blank()
*
* @param array|string $value The value of the input.
* @param string $input_id The input ID to use.
* @param array $entry The Entry Object.
* @param array $form The Form Object
* @param string $modifier The modifier passed.
* @param array|string $raw_value The raw value of the input.
* @param bool $url_encode If the result should be URL encoded.
* @param bool $esc_html If the HTML should be escaped.
* @param string $format The format that the value should be.
* @param bool $nl2br If the nl2br function should be used.
*
* @uses GFCommon::format_post_category()
* @uses GFCommon::format_variable_value()
* @uses GFCommon::implode_non_blank()
* @uses GFCommon::to_money()
* @uses GFFormsModel::is_field_hidden()
*
* @return string The processed merge tag.
*/
public function get_value_merge_tag( $value, $input_id, $entry, $form, $modifier, $raw_value, $url_encode, $esc_html, $format, $nl2br ) {
// Check for passed modifiers.
$use_value = $modifier == 'value';
$use_price = in_array( $modifier, array( 'price', 'currency' ) );
$format_currency = $modifier == 'currency';
if ( is_array( $raw_value ) && (string) intval( $input_id ) != $input_id ) {
$items = array( $input_id => $value ); // Float input IDs. (i.e. 4.1 ). Used when targeting specific checkbox items.
} elseif ( is_array( $raw_value ) ) {
$items = $raw_value;
} else {
$items = array( $input_id => $raw_value );
}
$ary = array();
// Get the items available within the merge tags.
foreach ( $items as $input_id => $item ) {
// If the 'value' modifier was passed.
if ( $use_value ) {
list( $val, $price ) = rgexplode( '|', $item, 2 );
// If the 'price' or 'currency' modifiers were passed.
} elseif ( $use_price ) {
list( $name, $val ) = rgexplode( '|', $item, 2 );
if ( $format_currency ) {
$val = GFCommon::to_money( $val, rgar( $entry, 'currency' ) );
}
// If this is a post category checkbox.
} else if ( $this->type == 'post_category' ) {
$use_id = strtolower( $modifier ) == 'id';
$item_value = GFCommon::format_post_category( $item, $use_id );
$val = GFFormsModel::is_field_hidden( $form, $this, array(), $entry ) ? '' : $item_value;
// If no modifiers were passed.
} else {
$val = GFFormsModel::is_field_hidden( $form, $this, array(), $entry ) ? '' : RGFormsModel::get_choice_text( $this, $raw_value, $input_id );
}
$ary[] = GFCommon::format_variable_value( $val, $url_encode, $esc_html, $format );
}
return GFCommon::implode_non_blank( ', ', $ary );
}
/**
* Sanitize and format the value before it is saved to the Entry Object.
*
* @since Unknown
* @access public
*
* @param string $value The value to be saved.
* @param array $form The Form Object currently being processed.
* @param string $input_name The input name used when accessing the $_POST.
* @param int $lead_id The ID of the Entry currently being processed.
* @param array $lead The Entry Object currently being processed.
*
* @uses GF_Field_Checkbox::sanitize_entry_value()
*
* @return array|string The safe value.
*/
public function get_value_save_entry( $value, $form, $input_name, $lead_id, $lead ) {
if ( rgblank( $value ) ) {
return '';
} elseif ( is_array( $value ) ) {
foreach ( $value as &$v ) {
if ( is_array( $v ) ) {
$v = '';
}
$v = $this->sanitize_entry_value( $v, $form['id'] );
}
return implode( ',', $value );
} else {
return $this->sanitize_entry_value( $value, $form['id'] );
}
}
/**
* Format the entry value before it is used in entry exports and by framework add-ons using GFAddOn::get_field_value().
*
* @since Unknown
* @access public
*
* @param array $entry The entry currently being processed.
* @param string $input_id The field or input ID.
* @param bool|false $use_text When processing choice based fields should the choice text be returned instead of the value.
* @param bool|false $is_csv Is the value going to be used in the .csv entries export?
*
* @uses GFCommon::get_label()
* @uses GFCommon::selection_display()
* @uses GF_Field_Checkbox::is_checkbox_checked()
*
* @return string
*/
public function get_value_export( $entry, $input_id = '', $use_text = false, $is_csv = false ) {
if ( empty( $input_id ) || absint( $input_id ) == $input_id ) {
$selected = array();
foreach ( $this->inputs as $input ) {
$index = (string) $input['id'];
if ( ! rgempty( $index, $entry ) ) {
$selected[] = GFCommon::selection_display( rgar( $entry, $index ), $this, rgar( $entry, 'currency' ), $use_text );
}
}
return implode( ', ', $selected );
} else if ( $is_csv ) {
$value = $this->is_checkbox_checked( $input_id, GFCommon::get_label( $this, $input_id ), $entry );
return empty( $value ) ? '' : $value;
} else {
return GFCommon::selection_display( rgar( $entry, $input_id ), $this, rgar( $entry, 'currency' ), $use_text );
}
}
// # INPUT ATTRIBUTE HELPERS ----------------------------------------------------------------------------------------
/**
* Get checkbox choice inputs for field.
*
* @since Unknown
* @access public
*
* @param string|array $value The field value. From default/dynamic population, $_POST, or a resumed incomplete submission.
* @param string $disabled_text The HTML disabled attribute.
* @param int $form_id The current form ID.
*
* @uses GFCommon::to_number()
* @uses GF_Field::get_conditional_logic_event()
* @uses GF_Field::get_tabindex()
* @uses GF_Field::is_entry_detail()
* @uses GF_Field::is_form_editor()
* @uses GFFormsModel::choice_value_match()
*
* @return string
*/
public function get_checkbox_choices( $value, $disabled_text, $form_id = 0 ) {
$choices = '';
$is_entry_detail = $this->is_entry_detail();
$is_form_editor = $this->is_form_editor();
if ( is_array( $this->choices ) ) {
$choice_number = 1;
$count = 1;
$tag = GFCommon::is_legacy_markup_enabled( $form_id ) ? 'li' : 'div';
// Add Select All choice.
if ( $this->enableSelectAll && GFCommon::is_legacy_markup_enabled( $form_id ) ) {
/**
* Modify the "Select All" checkbox label.
*
* @since 2.3
*
* @param string $select_label The "Select All" label.
* @param object $field The field currently being processed.
*/
$select_label = gf_apply_filters( array( 'gform_checkbox_select_all_label', $this->formId, $this->id ), esc_html__( 'Select All', 'gravityforms' ), $this );
$select_label = esc_html( $select_label );
/**
* Modify the "Deselect All" checkbox label.
*
* @since 2.3
*
* @param string $deselect_label The "Deselect All" label.
* @param object $field The field currently being processed.
*/
$deselect_label = gf_apply_filters( array( 'gform_checkbox_deselect_all_label', $this->formId, $this->id ), esc_html__( 'Deselect All', 'gravityforms' ), $this );
$deselect_label = esc_html( $deselect_label );
// Get tabindex.
$tabindex = $this->get_tabindex();
// Prepare choice ID.
$id = 'choice_' . $this->id . '_select_all';
// Determine if all checkboxes are selected.
if ( $this->get_selected_choices_count( $value ) === count( $this->choices ) ) {
$checked = ' checked="checked"';
$toggle_label = $deselect_label;
} else {
$checked = '';
$toggle_label = $select_label;
}
// Prepare choice markup.
$choice_markup = "<{$tag} class='gchoice gchoice_select_all'>
<input class='gfield-choice-input' type='checkbox' id='{$id}' {$tabindex} {$disabled_text} onclick='gformToggleCheckboxes( this )' onkeypress='gformToggleCheckboxes( this )'{$checked} />
<label for='{$id}' id='label_" . $this->id . "_select_all' data-label-select='{$select_label}' data-label-deselect='{$deselect_label}'>{$toggle_label}</label>
</{$tag}>";
/**
* Override the default choice markup used when rendering radio button, checkbox and drop down type fields.
*
* @since 1.9.6
*
* @param string $choice_markup The string containing the choice markup to be filtered.
* @param array $choice An associative array containing the choice properties.
* @param object $field The field currently being processed.
* @param string $value The value to be selected if the field is being populated.
*/
$choices .= gf_apply_filters( array( 'gform_field_choice_markup_pre_render', $this->formId, $this->id ), $choice_markup, array(), $this, $value );
}
// Loop through field choices.
foreach ( $this->choices as $choice ) {
// Get aria-describedby if this is the first choice
$aria_describedby = $choice_number === 1 ? $this->get_aria_describedby() : '';
// Hack to skip numbers ending in 0, so that 5.1 doesn't conflict with 5.10.
if ( $choice_number % 10 == 0 ) {
$choice_number ++;
}
// Prepare input ID.
$input_id = $this->id . '.' . $choice_number;
if ( $is_entry_detail || $is_form_editor || $form_id == 0 ) {
$id = $this->id . '_' . $choice_number ++;
} else {
$id = $form_id . '_' . $this->id . '_' . $choice_number ++;
}
if ( ( $is_form_editor || ( ! isset( $_GET['gf_token'] ) && empty( $_POST ) ) ) && rgar( $choice, 'isSelected' ) ) {
$checked = "checked='checked'";
} elseif ( is_array( $value ) && GFFormsModel::choice_value_match( $this, $choice, rgget( $input_id, $value ) ) ) {
$checked = "checked='checked'";
} elseif ( ! is_array( $value ) && GFFormsModel::choice_value_match( $this, $choice, $value ) ) {
$checked = "checked='checked'";
} else {
$checked = '';
}
$tabindex = $this->get_tabindex();
$choice_value = $choice['value'];
if ( $this->enablePrice ) {
$price = rgempty( 'price', $choice ) ? 0 : GFCommon::to_number( rgar( $choice, 'price' ) );
$choice_value .= '|' . $price;
}
$choice_value = esc_attr( $choice_value );
$choice_markup = "<{$tag} class='gchoice gchoice_{$id}'>
<input class='gfield-choice-input' name='input_{$input_id}' type='checkbox' value='{$choice_value}' {$checked} id='choice_{$id}' {$tabindex} {$disabled_text} {$aria_describedby}/>
<label for='choice_{$id}' id='label_{$id}'>{$choice['text']}</label>
</{$tag}>";
/**
* Override the default choice markup used when rendering radio button, checkbox and drop down type fields.
*
* @since 1.9.6
*
* @param string $choice_markup The string containing the choice markup to be filtered.
* @param array $choice An associative array containing the choice properties.
* @param object $field The field currently being processed.
* @param string $value The value to be selected if the field is being populated.
*/
$choices .= gf_apply_filters( array( 'gform_field_choice_markup_pre_render', $this->formId, $this->id ), $choice_markup, $choice, $this, $value );
$is_admin = $is_entry_detail || $is_form_editor;
if ( $is_admin && rgget('view') != 'entry' && $count >= 5 ) {
break;
}
$count ++;
}
$total = sizeof( $this->choices );
if ( $count < $total ) {
$choices .= "<{$tag} class='gchoice_total'>" . sprintf( esc_html__( '%d of %d items shown. Edit field to view all', 'gravityforms' ), $count, $total ) . "</{$tag}>";
}
}
/**
* Modify the checkbox items before they are added to the checkbox list.
*
* @since Unknown
*
* @param string $choices The string containing the choices to be filtered.
* @param object $field Ahe field currently being processed.
*/
return gf_apply_filters( array( 'gform_field_choices', $this->formId, $this->id ), $choices, $this );
}
/**
* Determine if a specific checkbox is checked.
*
* @since Unknown
* @access public
*
* @param int $field_id Field ID.
* @param string $field_label Field label.
* @param array $entry Entry object.
*
* @return bool
*/
public function is_checkbox_checked( $field_id, $field_label, $entry ) {
$allowed_tags = wp_kses_allowed_html( 'post' );
$entry_field_keys = array_keys( $entry );
// Looping through lead detail values trying to find an item identical to the column label. Mark with a tick if found.
foreach ( $entry_field_keys as $input_id ) {
// Mark as a tick if input label (from form meta) is equal to submitted value (from lead)
if ( is_numeric( $input_id ) && absint( $input_id ) == absint( $field_id ) ) {
$sanitized_value = wp_kses( $entry[ $input_id ], $allowed_tags );
$sanitized_label = wp_kses( $field_label, $allowed_tags );
if ( $sanitized_value == $sanitized_label ) {
return $entry[ $input_id ];
} else {
if ( $this->enableChoiceValue || $this->enablePrice ) {
foreach ( $this->choices as $choice ) {
if ( $choice['value'] == $entry[ $field_id ] ) {
return $choice['value'];
} else if ( $this->enablePrice ) {
$ary = explode( '|', $entry[ $field_id ] );
$val = count( $ary ) > 0 ? $ary[0] : '';
$price = count( $ary ) > 1 ? $ary[1] : '';
if ( $val == $choice['value'] ) {
return $choice['value'];
}
}
}
}
}
}
}
return false;
}
// # OTHER HELPERS --------------------------------------------------------------------------------------------------
/**
* Returns the input ID to be assigned to the field label for attribute.
*
* @since Unknown
* @access public
*
* @param array $form The Form Object currently being processed.
*
* @return string
*/
public function get_first_input_id( $form ) {
return '';
}
/**
* Retrieve the field default value.
*
* @since Unknown
* @access public
*
* @uses GFCommon::replace_variables_prepopulate()
* @uses GF_Field::is_form_editor()
*
* @return array|string
*/
public function get_value_default() {
return $this->is_form_editor() ? $this->defaultValue : GFCommon::replace_variables_prepopulate( $this->defaultValue );
}
// # SANITIZATION ---------------------------------------------------------------------------------------------------
/**
* If the field should allow html tags to be saved with the entry value. Default is false.
*
* @since Unknown
* @access public
*
* @return bool
*/
public function allow_html() {
return true;
}
/**
* Forces settings into expected values while saving the form object.
*
* No escaping should be done at this stage to prevent double escaping on output.
*
* Currently called only for forms created after version 1.9.6.10.
*
* @since Unknown
* @access public
*
*/
public function sanitize_settings() {
parent::sanitize_settings();
if ( 'option' === $this->type ) {
$this->productField = absint( $this->productField );
}
if ( 'post_category' === $this->type ) {
$this->displayAllCategories = (bool) $this->displayAllCategories;
}
}
/**
* Strip scripts and some HTML tags.
*
* @since Unknown
* @access public
*
* @param string $value The field value to be processed.
* @param int $form_id The ID of the form currently being processed.
*
* @uses GF_Field::get_allowable_tags()
*
* @return string
*/
public function sanitize_entry_value( $value, $form_id ) {
// If the value is an array, return an empty string.
if ( is_array( $value ) ) {
return '';
}
// Get allowable tags for field value.
$allowable_tags = $this->get_allowable_tags( $form_id );
// If allowable tags are defined, strip unallowed tags.
if ( $allowable_tags !== true ) {
$value = strip_tags( $value, $allowable_tags );
}
// Sanitize value.
$allowed_protocols = wp_allowed_protocols();
$value = wp_kses_no_null( $value, array( 'slash_zero' => 'keep' ) );
$value = wp_kses_hook( $value, 'post', $allowed_protocols );
$value = wp_kses_split( $value, 'post', $allowed_protocols );
return $value;
}
// # FIELD FILTER UI HELPERS ---------------------------------------------------------------------------------------
/**
* Returns the filter operators for the current field.
*
* @since 2.4
*
* @return array
*/
public function get_filter_operators() {
return array( 'is' );
}
}
GF_Fields::register( new GF_Field_Checkbox() );
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