File: /home/locglobe/public_html/wp-content/plugins/wordpress-seo/admin/class-yoast-form.php
<?php
/**
* @package WPSEO\Admin
*/
/**
* Admin form class.
*
* @since 2.0
*/
class Yoast_Form {
/**
* @var object Instance of this class
* @since 2.0
*/
public static $instance;
/**
* @var string
* @since 2.0
*/
public $option_name;
/**
* @var array
* @since 2.0
*/
public $options;
/**
* Get the singleton instance of this class
*
* @since 2.0
*
* @return Yoast_Form
*/
public static function get_instance() {
if ( ! ( self::$instance instanceof self ) ) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Generates the header for admin pages
*
* @since 2.0
*
* @param bool $form Whether or not the form start tag should be included.
* @param string $option The short name of the option to use for the current page.
* @param bool $contains_files Whether the form should allow for file uploads.
* @param bool $option_long_name Group name of the option.
*/
public function admin_header( $form = true, $option = 'wpseo', $contains_files = false, $option_long_name = false ) {
if ( ! $option_long_name ) {
$option_long_name = WPSEO_Options::get_group_name( $option );
}
?>
<div class="wrap yoast wpseo-admin-page page-<?php echo $option; ?>">
<?php
/**
* Display the updated/error messages
* Only needed as our settings page is not under options, otherwise it will automatically be included
*
* @see settings_errors()
*/
require_once( ABSPATH . 'wp-admin/options-head.php' );
?>
<h1 id="wpseo-title"><?php echo esc_html( get_admin_page_title() ); ?></h1>
<div class="wpseo_content_wrapper">
<div class="wpseo_content_cell" id="wpseo_content_top">
<?php
if ( $form === true ) {
$enctype = ( $contains_files ) ? ' enctype="multipart/form-data"' : '';
echo '<form action="' . esc_url( admin_url( 'options.php' ) ) . '" method="post" id="wpseo-conf"' . $enctype . ' accept-charset="' . esc_attr( get_bloginfo( 'charset' ) ) . '">';
settings_fields( $option_long_name );
}
$this->set_option( $option );
}
/**
* Set the option used in output for form elements
*
* @since 2.0
*
* @param string $option_name Option key.
*/
public function set_option( $option_name ) {
$this->option_name = $option_name;
$this->options = $this->get_option();
}
/**
* Retrieve options based on whether we're on multisite or not.
*
* @since 1.2.4
* @since 2.0 Moved to this class.
*
* @return array
*/
private function get_option() {
if ( is_network_admin() ) {
return get_site_option( $this->option_name );
}
return get_option( $this->option_name );
}
/**
* Generates the footer for admin pages
*
* @since 2.0
*
* @param bool $submit Whether or not a submit button and form end tag should be shown.
* @param bool $show_sidebar Whether or not to show the banner sidebar - used by premium plugins to disable it.
*/
public function admin_footer( $submit = true, $show_sidebar = true ) {
if ( $submit ) {
submit_button( __( 'Save changes', 'wordpress-seo' ) );
echo '
</form>';
}
/**
* Apply general admin_footer hooks
*/
do_action( 'wpseo_admin_footer' );
/**
* Run possibly set actions to add for example an i18n box
*/
do_action( 'wpseo_admin_promo_footer' );
echo '
</div><!-- end of div wpseo_content_top -->';
if ( $show_sidebar ) {
$this->admin_sidebar();
}
echo '</div><!-- end of div wpseo_content_wrapper -->';
if ( ( defined( 'WP_DEBUG' ) && WP_DEBUG === true ) ) {
$xdebug = ( extension_loaded( 'xdebug' ) ? true : false );
echo '
<div id="poststuff">
<div id="wpseo-debug-info" class="postbox">
<h2 class="hndle"><span>' . __( 'Debug Information', 'wordpress-seo' ) . '</span></h2>
<div class="inside">
<h3 class="wpseo-debug-heading">' . esc_html( __( 'Current option:', 'wordpress-seo' ) ) . ' <span class="wpseo-debug">' . esc_html( $this->option_name ) . '</span></h3>
' . ( ( $xdebug ) ? '' : '<pre>' );
var_dump( $this->get_option() );
echo '
' . ( ( $xdebug ) ? '' : '</pre>' ) . '
</div>
</div>
</div>';
}
echo '
</div><!-- end of wrap -->';
}
/**
* Generates the sidebar for admin pages.
*
* @since 2.0
*/
public function admin_sidebar() {
// No banners in Premium.
if ( class_exists( 'WPSEO_Product_Premium' ) ) {
$license_manager = new Yoast_Plugin_License_Manager( new WPSEO_Product_Premium() );
if ( $license_manager->license_is_valid() ) {
return;
}
}
$sidebar_renderer = new WPSEO_Admin_Banner_Sidebar_Renderer( new WPSEO_Admin_Banner_Spot_Renderer() );
$banner_renderer = new WPSEO_Admin_Banner_Renderer;
$banner_renderer->set_base_path( plugins_url( 'images/banner/', WPSEO_FILE ) );
$sidebar = new WPSEO_Admin_Banner_Sidebar( sprintf( '%1s recommendations for you', 'Yoast' ), $banner_renderer );
$sidebar->initialize( new WPSEO_Features() );
echo $sidebar_renderer->render( $sidebar );
}
/**
* Output a label element
*
* @since 2.0
*
* @param string $text Label text string.
* @param array $attr HTML attributes set.
*/
public function label( $text, $attr ) {
$attr = wp_parse_args( $attr, array(
'class' => 'checkbox',
'close' => true,
'for' => '',
)
);
echo "<label class='" . $attr['class'] . "' for='" . esc_attr( $attr['for'] ) . "'>$text";
if ( $attr['close'] ) {
echo '</label>';
}
}
/**
* Output a legend element.
*
* @since 3.4
*
* @param string $text Legend text string.
* @param array $attr HTML attributes set.
*/
public function legend( $text, $attr ) {
$attr = wp_parse_args( $attr, array(
'id' => '',
'class' => '',
)
);
$id = ( '' === $attr['id'] ) ? '' : ' id="' . esc_attr( $attr['id'] ) . '"';
echo '<legend class="yoast-form-legend ' . $attr['class'] . '"' . $id . '>' . $text . '</legend>';
}
/**
* Create a Checkbox input field.
*
* @since 2.0
*
* @param string $var The variable within the option to create the checkbox for.
* @param string $label The label to show for the variable.
* @param bool $label_left Whether the label should be left (true) or right (false).
*/
public function checkbox( $var, $label, $label_left = false ) {
if ( ! isset( $this->options[ $var ] ) ) {
$this->options[ $var ] = false;
}
if ( $this->options[ $var ] === true ) {
$this->options[ $var ] = 'on';
}
$class = '';
if ( $label_left !== false ) {
if ( ! empty( $label_left ) ) {
$label_left .= ':';
}
$this->label( $label_left, array( 'for' => $var ) );
}
else {
$class = 'double';
}
echo '<input class="checkbox ', esc_attr( $class ), '" type="checkbox" id="', esc_attr( $var ), '" name="', esc_attr( $this->option_name ), '[', esc_attr( $var ), ']" value="on"', checked( $this->options[ $var ], 'on', false ), '/>';
if ( ! empty( $label ) ) {
$this->label( $label, array( 'for' => $var ) );
}
echo '<br class="clear" />';
}
/**
* Create a light switch input field.
*
* @since 3.1
*
* @param string $var The variable within the option to create the checkbox for.
* @param string $label The label to show for the variable.
* @param array $buttons Array of two labels for the buttons (defaults Off/On).
* @param boolean $reverse Reverse order of buttons (default true).
*/
public function light_switch( $var, $label, $buttons = array(), $reverse = true ) {
if ( ! isset( $this->options[ $var ] ) ) {
$this->options[ $var ] = false;
}
if ( $this->options[ $var ] === true ) {
$this->options[ $var ] = 'on';
}
$class = 'switch-light switch-candy switch-yoast-seo';
$aria_labelledby = esc_attr( $var ) . '-label';
if ( $reverse ) {
$class .= ' switch-yoast-seo-reverse';
}
if ( empty( $buttons ) ) {
$buttons = array( __( 'Disabled', 'wordpress-seo' ), __( 'Enabled', 'wordpress-seo' ) );
}
list( $off_button, $on_button ) = $buttons;
echo '<div class="switch-container">',
'<label class="', esc_attr( $class ), '"><b class="switch-yoast-seo-jaws-a11y"> </b>',
'<input type="checkbox" aria-labelledby="', $aria_labelledby, '" id="', esc_attr( $var ), '" name="', esc_attr( $this->option_name ), '[', esc_attr( $var ), ']" value="on"', checked( $this->options[ $var ], 'on', false ), '/>',
"<b class='label-text' id='{$aria_labelledby}'>{$label}</b>",
'<span aria-hidden="true">
<span>', esc_html( $off_button ) ,'</span>
<span>', esc_html( $on_button ) ,'</span>
<a></a>
</span>
</label><div class="clear"></div></div>';
}
/**
* Create a Text input field.
*
* @since 2.0
* @since 2.1 Introduced the `$attr` parameter.
*
* @param string $var The variable within the option to create the text input field for.
* @param string $label The label to show for the variable.
* @param array|string $attr Extra class to add to the input field.
*/
public function textinput( $var, $label, $attr = array() ) {
if ( ! is_array( $attr ) ) {
$attr = array(
'class' => $attr,
);
}
$attr = wp_parse_args( $attr, array(
'placeholder' => '',
'class' => '',
) );
$val = ( isset( $this->options[ $var ] ) ) ? $this->options[ $var ] : '';
$this->label( $label . ':', array( 'for' => $var, 'class' => 'textinput' ) );
echo '<input class="textinput ' . esc_attr( $attr['class'] ) . ' " placeholder="' . esc_attr( $attr['placeholder'] ) . '" type="text" id="', esc_attr( $var ), '" name="', esc_attr( $this->option_name ), '[', esc_attr( $var ), ']" value="', esc_attr( $val ), '"/>', '<br class="clear" />';
}
/**
* Create a textarea.
*
* @since 2.0
*
* @param string $var The variable within the option to create the textarea for.
* @param string $label The label to show for the variable.
* @param array $attr The CSS class to assign to the textarea.
*/
public function textarea( $var, $label, $attr = array() ) {
if ( ! is_array( $attr ) ) {
$attr = array(
'class' => $attr,
);
}
$attr = wp_parse_args( $attr, array(
'cols' => '',
'rows' => '',
'class' => '',
) );
$val = ( isset( $this->options[ $var ] ) ) ? $this->options[ $var ] : '';
$this->label( $label . ':', array( 'for' => $var, 'class' => 'textinput' ) );
echo '<textarea cols="' . esc_attr( $attr['cols'] ) . '" rows="' . esc_attr( $attr['rows'] ) . '" class="textinput ' . esc_attr( $attr['class'] ) . '" id="' . esc_attr( $var ) . '" name="' . esc_attr( $this->option_name ) . '[' . esc_attr( $var ) . ']">' . esc_textarea( $val ) . '</textarea><br class="clear" />';
}
/**
* Create a hidden input field.
*
* @since 2.0
*
* @param string $var The variable within the option to create the hidden input for.
* @param string $id The ID of the element.
*/
public function hidden( $var, $id = '' ) {
$val = ( isset( $this->options[ $var ] ) ) ? $this->options[ $var ] : '';
if ( is_bool( $val ) ) {
$val = ( $val === true ) ? 'true' : 'false';
}
if ( '' === $id ) {
$id = 'hidden_' . $var;
}
echo '<input type="hidden" id="' . esc_attr( $id ) . '" name="' . esc_attr( $this->option_name ) . '[' . esc_attr( $var ) . ']" value="' . esc_attr( $val ) . '"/>';
}
/**
* Create a Select Box.
*
* @since 2.0
*
* @param string $field_name The variable within the option to create the select for.
* @param string $label The label to show for the variable.
* @param array $select_options The select options to choose from.
*/
public function select( $field_name, $label, array $select_options ) {
if ( empty( $select_options ) ) {
return;
}
$this->label( $label . ':', array( 'for' => $field_name, 'class' => 'select' ) );
$select_name = esc_attr( $this->option_name ) . '[' . esc_attr( $field_name ) . ']';
$active_option = ( isset( $this->options[ $field_name ] ) ) ? $this->options[ $field_name ] : '';
$select = new Yoast_Input_Select( $field_name, $select_name, $select_options, $active_option );
$select->add_attribute( 'class', 'select' );
$select->output_html();
echo '<br class="clear"/>';
}
/**
* Create a File upload field.
*
* @since 2.0
*
* @param string $var The variable within the option to create the file upload field for.
* @param string $label The label to show for the variable.
*/
public function file_upload( $var, $label ) {
$val = '';
if ( isset( $this->options[ $var ] ) && is_array( $this->options[ $var ] ) ) {
$val = $this->options[ $var ]['url'];
}
$var_esc = esc_attr( $var );
$this->label( $label . ':', array( 'for' => $var, 'class' => 'select' ) );
echo '<input type="file" value="' . esc_attr( $val ) . '" class="textinput" name="' . esc_attr( $this->option_name ) . '[' . $var_esc . ']" id="' . $var_esc . '"/>';
// Need to save separate array items in hidden inputs, because empty file inputs type will be deleted by settings API.
if ( ! empty( $this->options[ $var ] ) ) {
$this->hidden( 'file', $this->option_name . '_file' );
$this->hidden( 'url', $this->option_name . '_url' );
$this->hidden( 'type', $this->option_name . '_type' );
}
echo '<br class="clear"/>';
}
/**
* Media input
*
* @since 2.0
*
* @param string $var Option name.
* @param string $label Label message.
*/
public function media_input( $var, $label ) {
$val = '';
if ( isset( $this->options[ $var ] ) ) {
$val = $this->options[ $var ];
}
$var_esc = esc_attr( $var );
$this->label( $label . ':', array( 'for' => 'wpseo_' . $var, 'class' => 'select' ) );
echo '<input class="textinput" id="wpseo_', $var_esc, '" type="text" size="36" name="', esc_attr( $this->option_name ), '[', $var_esc, ']" value="', esc_attr( $val ), '" />';
echo '<input id="wpseo_', $var_esc, '_button" class="wpseo_image_upload_button button" type="button" value="', esc_attr__( 'Upload Image', 'wordpress-seo' ), '" />';
echo '<br class="clear"/>';
}
/**
* Create a Radio input field.
*
* @since 2.0
*
* @param string $var The variable within the option to create the radio button for.
* @param array $values The radio options to choose from.
* @param string $legend Optional. The legend to show for the field set, if any.
* @param array $legend_attr Optional. The attributes for the legend, if any.
*/
public function radio( $var, $values, $legend = '', $legend_attr = array() ) {
if ( ! is_array( $values ) || $values === array() ) {
return;
}
if ( ! isset( $this->options[ $var ] ) ) {
$this->options[ $var ] = false;
}
$var_esc = esc_attr( $var );
echo '<fieldset class="yoast-form-fieldset wpseo_radio_block" id="' . $var_esc . '">';
if ( is_string( $legend ) && '' !== $legend ) {
$legend_attr = wp_parse_args( $legend_attr, array(
'id' => '',
'class' => 'radiogroup',
) );
$this->legend( $legend, $legend_attr );
}
foreach ( $values as $key => $value ) {
$key_esc = esc_attr( $key );
echo '<input type="radio" class="radio" id="' . $var_esc . '-' . $key_esc . '" name="' . esc_attr( $this->option_name ) . '[' . $var_esc . ']" value="' . $key_esc . '" ' . checked( $this->options[ $var ], $key_esc, false ) . ' />';
$this->label( $value, array( 'for' => $var_esc . '-' . $key_esc, 'class' => 'radio' ) );
}
echo '</fieldset>';
}
/**
* Create a toggle switch input field.
*
* @since 3.1
*
* @param string $var The variable within the option to create the file upload field for.
* @param array $values The radio options to choose from.
* @param string $label The label to show for the variable.
*/
public function toggle_switch( $var, $values, $label ) {
if ( ! is_array( $values ) || $values === array() ) {
return;
}
if ( ! isset( $this->options[ $var ] ) ) {
$this->options[ $var ] = false;
}
if ( $this->options[ $var ] === true ) {
$this->options[ $var ] = 'on';
}
if ( $this->options[ $var ] === false ) {
$this->options[ $var ] = 'off';
}
$var_esc = esc_attr( $var );
echo '<div class="switch-container">';
echo '<fieldset id="', $var_esc, '" class="fieldset-switch-toggle"><legend>', $label, '</legend>
<div class="switch-toggle switch-candy switch-yoast-seo">';
foreach ( $values as $key => $value ) {
$key_esc = esc_attr( $key );
$for = $var_esc . '-' . $key_esc;
echo '<input type="radio" id="' . $for . '" name="' . esc_attr( $this->option_name ) . '[' . $var_esc . ']" value="' . $key_esc . '" ' . checked( $this->options[ $var ], $key_esc, false ) . ' />',
'<label for="', $for, '">', $value, '</label>';
}
echo '<a></a></div></fieldset><div class="clear"></div></div>' . "\n\n";
}
}