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<?php
class SiteOrigin_Panels_Renderer {
private $inline_css;
function __construct() {
add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_styles' ), 1 );
$this->inline_css = null;
}
public static function single() {
static $single;
return empty( $single ) ? $single = new self() : $single;
}
/**
* Add CSS that needs to go inline.
*
* @param $post_id
* @param $css
*/
public function add_inline_css( $post_id, $css ) {
if ( is_null( $this->inline_css ) ) {
// Initialize the inline CSS array and add actions to handle printing.
$this->inline_css = array();
add_action( 'wp_head', array( $this, 'print_inline_css' ), 12 );
add_action( 'wp_footer', array( $this, 'print_inline_css' ) );
}
$this->inline_css[ $post_id ] = $css;
// Enqueue the front styles, if they haven't already been enqueued
if ( ! wp_style_is( 'siteorigin-panels-front', 'enqueued' ) ) {
wp_enqueue_style( 'siteorigin-panels-front' );
}
}
/**
* Generate the CSS for the page layout.
*
* @param $post_id
* @param $panels_data
* @param $layout_data
*
* @return string
*/
public function generate_css( $post_id, $panels_data = false, $layout_data = false ) {
// Exit if we don't have panels data
if ( empty( $panels_data ) ) {
$panels_data = get_post_meta( $post_id, 'panels_data', true );
$panels_data = apply_filters( 'siteorigin_panels_data', $panels_data, $post_id );
if ( empty( $panels_data ) ) {
return '';
}
}
if ( empty( $layout_data ) ) {
$layout_data = $this->get_panels_layout_data( $panels_data );
$layout_data = apply_filters( 'siteorigin_panels_layout_data', $layout_data, $post_id );
}
// Get some of the default settings
$settings = siteorigin_panels_setting();
$panels_tablet_width = $settings['tablet-width'];
$panels_mobile_width = $settings['mobile-width'];
$panels_margin_bottom = $settings['margin-bottom'];
$panels_margin_bottom_last_row = $settings['margin-bottom-last-row'];
$css = new SiteOrigin_Panels_Css_Builder();
$ci = 0;
foreach ( $layout_data as $ri => $row ) {
if ( empty( $row['cells'] ) ) {
continue;
}
// Let other themes and plugins change the gutter.
$gutter = apply_filters( 'siteorigin_panels_css_row_gutter', $settings['margin-sides'] . 'px', $row, $ri, $panels_data );
preg_match( '/([0-9\.,]+)(.*)/', $gutter, $gutter_parts );
$cell_count = count( $row['cells'] );
// Add the cell sizing
foreach ( $row['cells'] as $ci => $cell ) {
$weight = apply_filters( 'siteorigin_panels_css_cell_weight', $cell['weight'], $row, $ri, $cell, $ci - 1, $panels_data, $post_id );
$rounded_width = round( $weight * 100, 4 ) . '%';
$calc_width = 'calc(' . $rounded_width . ' - ( ' . ( 1 - $weight ) . ' * ' . $gutter . ' ) )';
// Add the width and ensure we have correct formatting for CSS.
$css->add_cell_css( $post_id, $ri, $ci, '', array(
'width' => array(
// For some locales PHP uses ',' for decimal separation.
// This seems to happen when a plugin calls `setlocale(LC_ALL, 'de_DE');` or `setlocale(LC_NUMERIC, 'de_DE');`
// This should prevent issues with column sizes in these cases.
str_replace( ',', '.', $rounded_width ),
str_replace( ',', '.', intval($gutter) ? $calc_width : '' ), // Exclude if there's a zero gutter
)
) );
// Add in any widget specific CSS
foreach ( $cell['widgets'] as $wi => $widget ) {
$widget_style_data = ! empty( $widget['panels_info']['style'] ) ? $widget['panels_info']['style'] : array();
$widget_css = apply_filters(
'siteorigin_panels_css_widget_css',
array(),
$widget_style_data,
$row,
$ri,
$cell,
$ci - 1,
$widget,
$wi,
$panels_data,
$post_id
);
$css->add_widget_css(
$post_id,
$ri,
$ci,
$wi,
'',
$widget_css,
1920,
true
);
}
}
if (
$ri != count( $layout_data ) - 1 ||
! empty( $row['style']['bottom_margin'] ) ||
! empty( $panels_margin_bottom_last_row )
) {
// Filter the bottom margin for this row with the arguments
$css->add_row_css( $post_id, $ri, '', array(
'margin-bottom' => apply_filters( 'siteorigin_panels_css_row_margin_bottom', $panels_margin_bottom . 'px', $row, $ri, $panels_data, $post_id )
) );
}
$collapse_order = ! empty( $row['style']['collapse_order'] ) ? $row['style']['collapse_order'] : ( ! is_rtl() ? 'left-top' : 'right-top' );
if ( $settings['responsive'] ) {
// The default collapse behaviour
if ( empty( $row['style']['collapse_behaviour'] ) ) {
if (
$settings['tablet-layout'] &&
$cell_count >= 3 &&
$panels_tablet_width > $panels_mobile_width
) {
// Tablet responsive css for the row
$css->add_row_css( $post_id, $ri, array(
'.panel-no-style',
'.panel-has-style > .panel-row-style'
), array(
'-ms-flex-wrap' => $collapse_order == 'left-top' ? 'wrap' : 'wrap-reverse',
'-webkit-flex-wrap' => $collapse_order == 'left-top' ? 'wrap' : 'wrap-reverse',
'flex-wrap' => $collapse_order == 'left-top' ? 'wrap' : 'wrap-reverse',
), $panels_tablet_width . ':' . ( $panels_mobile_width + 1 ) );
$css->add_cell_css( $post_id, $ri, false, '', array(
'-ms-flex' => '0 1 50%',
'-webkit-flex' => '0 1 50%',
'flex' => '0 1 50%',
'margin-right' => '0',
'margin-bottom' => $panels_margin_bottom . 'px',
), $panels_tablet_width . ':' . ( $panels_mobile_width + 1 ) );
$remove_bottom_margin = ':nth-';
if ( $collapse_order == 'left-top' ) {
$remove_bottom_margin .= 'last-child(' . ( count( $row['cells'] ) % 2 == 0 ? '-n+2' : '1' ) . ')';
} else {
$remove_bottom_margin .= 'child(-n+2)';
}
$css->add_cell_css( $post_id, $ri, false, $remove_bottom_margin, array(
'margin-bottom' => 0,
), $panels_tablet_width . ':' . ( $panels_mobile_width + 1 )
);
if ( ! empty( $gutter_parts[1] ) ) {
// Tablet responsive css for cells
$css->add_cell_css( $post_id, $ri, false, ':nth-child(even)', array(
'padding-left' => ( floatval( $gutter_parts[1] / 2 ) . $gutter_parts[2] ),
), $panels_tablet_width . ':' . ( $panels_mobile_width + 1 ) );
$css->add_cell_css( $post_id, $ri, false, ':nth-child(odd)', array(
'padding-right' => ( floatval( $gutter_parts[1] / 2 ) . $gutter_parts[2] ),
), $panels_tablet_width . ':' . ( $panels_mobile_width + 1 ) );
}
}
// Mobile Responsive
$css->add_row_css( $post_id, $ri, array(
'.panel-no-style',
'.panel-has-style > .panel-row-style'
), array(
'-webkit-flex-direction' => $collapse_order == 'left-top' ? 'column' : 'column-reverse',
'-ms-flex-direction' => $collapse_order == 'left-top' ? 'column' : 'column-reverse',
'flex-direction' => $collapse_order == 'left-top' ? 'column' : 'column-reverse',
), $panels_mobile_width );
$css->add_cell_css( $post_id, $ri, false, '', array(
'width' => '100%',
'margin-right' => 0,
), $panels_mobile_width );
}
foreach ( $row['cells'] as $ci => $cell ) {
if ( ( $collapse_order == 'left-top' && $ci != $cell_count - 1 ) || ( $collapse_order == 'right-top' && $ci !== 0 ) ) {
$css->add_cell_css( $post_id, $ri, $ci, '', array(
'margin-bottom' => $panels_margin_bottom . 'px',
), $panels_mobile_width );
}
}
}
}
// Add the bottom margins
$css->add_widget_css( $post_id, false, false, false, '', array(
'margin-bottom' => apply_filters( 'siteorigin_panels_css_cell_margin_bottom', $panels_margin_bottom . 'px', false, false, $panels_data, $post_id )
) );
$css->add_widget_css( $post_id, false, false, false, ':last-child', array(
'margin-bottom' => apply_filters( 'siteorigin_panels_css_cell_last_margin_bottom', '0px', false, false, $panels_data, $post_id )
) );
if ( $settings['responsive'] ) {
$css->add_cell_css( $post_id, false, false, '', array(
'padding' => 0,
), $panels_mobile_width );
// Hide empty cells on mobile
$css->add_row_css( $post_id, false, ' .panel-grid-cell-empty', array(
'display' => 'none',
), $panels_mobile_width );
// Hide empty cells on mobile
$css->add_row_css( $post_id, false, ' .panel-grid-cell-mobile-last', array(
'margin-bottom' => '0px',
), $panels_mobile_width );
}
// Let other plugins and components filter the CSS object.
$css = apply_filters( 'siteorigin_panels_css_object', $css, $panels_data, $post_id, $layout_data );
return $css->get_css();
}
/**
* Render the panels.
*
* @param int|string|bool $post_id The Post ID or 'home'.
* @param bool $enqueue_css Should we also enqueue the layout CSS.
* @param array|bool $panels_data Existing panels data. By default load from settings or post meta.
* @param array $layout_data Reformatted panels_data that includes data about the render.
*
* @return string
*/
function render( $post_id = false, $enqueue_css = true, $panels_data = false, & $layout_data = array(), $is_preview = false ) {
if ( empty( $post_id ) ) {
$post_id = get_the_ID();
if ( class_exists( 'WooCommerce' ) && is_shop() ) {
$post_id = wc_get_page_id( 'shop' );
}
}
global $siteorigin_panels_current_post;
$old_current_post = $siteorigin_panels_current_post;
$siteorigin_panels_current_post = $post_id;
// Try get the cached panel from in memory cache.
global $siteorigin_panels_cache;
if ( ! empty( $siteorigin_panels_cache ) && ! empty( $siteorigin_panels_cache[ $post_id ] ) ) {
return $siteorigin_panels_cache[ $post_id ];
}
if ( empty( $panels_data ) ) {
$panels_data = $this->get_panels_data_for_post( $post_id );
if ( $panels_data === false ) {
return false;
}
}
$panels_data = apply_filters( 'siteorigin_panels_data', $panels_data, $post_id );
if ( empty( $panels_data ) || empty( $panels_data['grids'] ) ) {
return '';
}
if ( $is_preview ) {
$GLOBALS[ 'SITEORIGIN_PANELS_PREVIEW_RENDER' ] = true;
}
$layout_data = $this->get_panels_layout_data( $panels_data );
$layout_data = apply_filters( 'siteorigin_panels_layout_data', $layout_data, $post_id );
ob_start();
// Add the panel layout wrapper
$layout_classes = apply_filters( 'siteorigin_panels_layout_classes', array( 'panel-layout' ), $post_id, $panels_data );
if ( is_rtl() ) {
$layout_classes[] = 'panel-is-rtl';
}
$layout_attributes = apply_filters( 'siteorigin_panels_layout_attributes', array(
'id' => 'pl-' . $post_id,
'class' => implode( ' ', $layout_classes ),
), $post_id, $panels_data );
$this->render_element( 'div', $layout_attributes );
echo apply_filters( 'siteorigin_panels_before_content', '', $panels_data, $post_id );
foreach ( $layout_data as $ri => & $row ) {
$this->render_row( $post_id, $ri, $row, $panels_data );
}
echo apply_filters( 'siteorigin_panels_after_content', '', $panels_data, $post_id );
echo '</div>';
do_action( 'siteorigin_panels_after_render', $panels_data, $post_id );
$html = ob_get_clean();
if ( $enqueue_css && ! isset( $this->inline_css[ $post_id ] ) ) {
wp_enqueue_style( 'siteorigin-panels-front' );
$this->add_inline_css( $post_id, $this->generate_css( $post_id, $panels_data, $layout_data ) );
}
// Reset the current post
$siteorigin_panels_current_post = $old_current_post;
$rendered_layout = apply_filters( 'siteorigin_panels_render', $html, $post_id, ! empty( $post ) ? $post : null );
if ( $is_preview ) {
$widget_css = '@import url(' . SiteOrigin_Panels::front_css_url() . '); ';
$widget_css .= SiteOrigin_Panels::renderer()->generate_css( $post_id, $panels_data, $layout_data );
$widget_css = preg_replace( '/\s+/', ' ', $widget_css );
$rendered_layout .= "\n\n" .
'<style type="text/css" class="panels-style" data-panels-style-for-post="' . esc_attr( $post_id ) . '">' .
$widget_css .
'</style>';
}
unset( $GLOBALS[ 'SITEORIGIN_PANELS_PREVIEW_RENDER' ] );
return $rendered_layout;
}
/**
* Echo the style wrapper and return if there was a wrapper
*
* @param string $name The name of the style wrapper
* @param array $style The style wrapper args. Used as an argument for siteorigin_panels_{$name}_style_attributes
* @param string|bool $for An identifier of what this style wrapper is for
*
* @return bool Is there a style wrapper
*/
private function start_style_wrapper( $name, $style = array(), $for = false ) {
$attributes = array();
if ( empty( $attributes['class'] ) ) {
$attributes['class'] = array();
}
if ( empty( $attributes['style'] ) ) {
$attributes['style'] = '';
}
// Get everything related to the style wrapper
$attributes = apply_filters( 'siteorigin_panels_' . $name . '_style_attributes', $attributes, $style );
$attributes = apply_filters( 'siteorigin_panels_general_style_attributes', $attributes, $style );
$standard_css = array();
$standard_css = apply_filters( 'siteorigin_panels_' . $name . '_style_css', $standard_css, $style );
$standard_css = apply_filters( 'siteorigin_panels_general_style_css', $standard_css, $style );
$mobile_css = array();
$mobile_css = apply_filters( 'siteorigin_panels_' . $name . '_style_mobile_css', $mobile_css, $style );
$mobile_css = apply_filters( 'siteorigin_panels_general_style_mobile_css', $mobile_css, $style );
// Remove anything we didn't actually use
if ( empty( $attributes['class'] ) ) {
unset( $attributes['class'] );
}
if ( empty( $attributes['style'] ) ) {
unset( $attributes['style'] );
}
$style_wrapper = '';
if ( ! empty( $attributes ) || ! empty( $standard_css ) || ! empty( $mobile_css ) ) {
if ( empty( $attributes['class'] ) ) {
$attributes['class'] = array();
}
$attributes['class'][] = 'panel-' . $name . '-style';
if ( ! empty( $for ) ) {
$attributes['class'][] = 'panel-' . $name . '-style-for-' . sanitize_html_class( $for );
}
$attributes['class'] = array_unique( $attributes['class'] );
// Filter and sanitize the classes
$attributes['class'] = apply_filters( 'siteorigin_panels_' . $name . '_style_classes', $attributes['class'], $attributes, $style );
$attributes['class'] = array_map( 'sanitize_html_class', $attributes['class'] );
$style_wrapper = '<div ';
foreach ( $attributes as $name => $value ) {
// Attributes start with _ are used for internal communication between filters, so are not added to the HTML
// We don't make use of this in our styling, so its left as a mechanism for other plugins.
if ( substr( $name, 0, 1 ) === '_' ) {
continue;
}
if ( is_array( $value ) ) {
$style_wrapper .= $name . '="' . esc_attr( implode( " ", array_unique( $value ) ) ) . '" ';
} else {
$style_wrapper .= $name . '="' . esc_attr( $value ) . '" ';
}
}
$style_wrapper .= '>';
return $style_wrapper;
}
return $style_wrapper;
}
/**
* Render the widget.
*
* @param array $widget_info The widget info.
* @param array $instance The widget instance
* @param int $grid_index The grid index.
* @param int $cell_index The cell index.
* @param int $widget_index The index of this widget.
* @param bool $is_first Is this the first widget in the cell.
* @param bool $is_last Is this the last widget in the cell.
* @param bool $post_id
* @param string $style_wrapper The start of the style wrapper
*/
function the_widget( $widget_info, $instance, $grid_index, $cell_index, $widget_index, $is_first, $is_last, $post_id = false, $style_wrapper = '' ) {
// Set widget class to $widget
$widget_class = $widget_info['class'];
$widget_class = apply_filters( 'siteorigin_panels_widget_class', $widget_class );
// Load the widget from the widget factory and give themes and plugins a chance to provide their own
$the_widget = SiteOrigin_Panels::get_widget_instance( $widget_class );
$the_widget = apply_filters( 'siteorigin_panels_widget_object', $the_widget, $widget_class, $instance );
if ( empty( $post_id ) ) {
$post_id = get_the_ID();
if ( class_exists( 'WooCommerce' ) && is_shop() ) {
$post_id = wc_get_page_id( 'shop' );
}
}
$classes = array( 'so-panel' );
if ( siteorigin_panels_setting( 'add-widget-class' ) ) {
$classes[] = 'widget';
}
if ( ! empty( $the_widget ) && ! empty( $the_widget->id_base ) ) {
$classes[] = 'widget_' . $the_widget->id_base;
}
if ( ! empty( $the_widget ) && is_array( $the_widget->widget_options ) && ! empty( $the_widget->widget_options['classname'] ) ) {
$classes[] = $the_widget->widget_options['classname'];
}
if ( $is_first ) {
$classes[] = 'panel-first-child';
}
if ( $is_last ) {
$classes[] = 'panel-last-child';
}
$id = 'panel-' . $post_id . '-' . $grid_index . '-' . $cell_index . '-' . $widget_index;
// Filter and sanitize the classes
$classes = apply_filters( 'siteorigin_panels_widget_classes', $classes, $widget_class, $instance, $widget_info );
$classes = explode( ' ', implode( ' ', $classes ) );
$classes = array_filter( $classes );
$classes = array_unique( $classes );
$classes = array_map( 'sanitize_html_class', $classes );
$title_html = siteorigin_panels_setting( 'title-html' );
if ( strpos( $title_html, '{{title}}' ) !== false ) {
list( $before_title, $after_title ) = explode( '{{title}}', $title_html, 2 );
} else {
$before_title = '<h3 class="widget-title">';
$after_title = '</h3>';
}
// Attributes of the widget wrapper
$attributes = apply_filters( 'siteorigin_panels_widget_attributes', array(
'id' => $id,
'class' => implode( ' ', $classes ),
'data-index' => $widget_info['widget_index'],
), $widget_info );
$before_widget = '<div ';
foreach ( $attributes as $k => $v ) {
$before_widget .= esc_attr( $k ) . '="' . esc_attr( $v ) . '" ';
}
$before_widget .= '>';
$args = array(
'before_widget' => $before_widget,
'after_widget' => '</div>',
'before_title' => $before_title,
'after_title' => $after_title,
'widget_id' => 'widget-' . $grid_index . '-' . $cell_index . '-' . $widget_index
);
// Let other themes and plugins change the arguments that go to the widget class.
$args = apply_filters( 'siteorigin_panels_widget_args', $args );
// If there is a style wrapper, add it.
if ( ! empty( $style_wrapper ) ) {
$args['before_widget'] = $args['before_widget'] . $style_wrapper;
$args['after_widget'] = '</div>' . $args['after_widget'];
}
// This gives other plugins the chance to take over rendering of widgets
$widget_html = apply_filters( 'siteorigin_panels_the_widget_html', '', $the_widget, $args, $instance );
if ( ! empty( $widget_html ) ) {
echo $args['before_widget'];
echo $widget_html;
echo $args['after_widget'];
} else if ( ! empty( $the_widget ) && is_a( $the_widget, 'WP_Widget' ) ) {
$the_widget->widget( $args, $instance );
} else {
// This gives themes a chance to display some sort of placeholder for missing widgets
echo apply_filters( 'siteorigin_panels_missing_widget', $args['before_widget'] . $args['after_widget'], $widget_class, $args, $instance );
}
}
/**
* Print inline CSS in the header and footer.
*/
function print_inline_css() {
if ( ! empty( $this->inline_css ) ) {
$the_css = '';
foreach ( $this->inline_css as $post_id => $css ) {
if ( empty( $css ) ) {
continue;
}
$the_css .= '/* Layout ' . esc_attr( $post_id ) . ' */ ';
$the_css .= $css;
}
// Reset the inline CSS
$this->inline_css = null;
switch ( current_filter() ) {
case 'wp_head' :
$css_id = 'head';
break;
case 'wp_footer' :
$css_id = 'footer';
break;
default :
$css_id = sanitize_html_class( current_filter() );
break;
}
// Allow third party developers to change the inline styles or remove them completely.
$the_css = apply_filters( 'siteorigin_panels_inline_styles', $the_css );
if ( ! empty( $the_css ) ) {
?>
<style type="text/css" media="all"
id="siteorigin-panels-layouts-<?php echo esc_attr( $css_id ) ?>"><?php echo $the_css ?></style><?php
}
}
}
/**
* Enqueue the required styles
*/
function enqueue_styles() {
// Register the style to support possible lazy loading
wp_register_style( 'siteorigin-panels-front', SiteOrigin_Panels::front_css_url(), array(), SITEORIGIN_PANELS_VERSION );
}
/**
* Retrieve panels data for a post or a prebuilt layout or the home page layout.
*
* @param string $post_id
*
* @return array
*/
private function get_panels_data_for_post( $post_id ) {
if ( SiteOrigin_Panels::is_live_editor() ) {
if (
current_user_can( 'edit_post', $post_id ) &&
! empty( $_POST['live_editor_panels_data'] ) &&
$_POST['live_editor_post_ID'] == $post_id
) {
$panels_data = json_decode( wp_unslash( $_POST['live_editor_panels_data'] ), true );
if ( ! empty( $panels_data['widgets'] ) ) {
$panels_data['widgets'] = SiteOrigin_Panels_Admin::single()->process_raw_widgets( $panels_data['widgets'] );
}
}
} else if ( strpos( $post_id, 'prebuilt:' ) === 0 ) {
list( $null, $prebuilt_id ) = explode( ':', $post_id, 2 );
$layouts = apply_filters( 'siteorigin_panels_prebuilt_layouts', array() );
$panels_data = ! empty( $layouts[ $prebuilt_id ] ) ? $layouts[ $prebuilt_id ] : array();
} else if ( $post_id == 'home' ) {
$page_id = get_option( 'page_on_front' );
if ( empty( $page_id ) ) {
$page_id = get_option( 'siteorigin_panels_home_page_id' );
}
$panels_data = ! empty( $page_id ) ? get_post_meta( $page_id, 'panels_data', true ) : null;
if ( is_null( $panels_data ) ) {
// Load the default layout
$layouts = apply_filters( 'siteorigin_panels_prebuilt_layouts', array() );
$prebuilt_id = siteorigin_panels_setting( 'home-page-default' ) ? siteorigin_panels_setting( 'home-page-default' ) : 'home';
$panels_data = ! empty( $layouts[ $prebuilt_id ] ) ? $layouts[ $prebuilt_id ] : current( $layouts );
}
} else {
if ( post_password_required( $post_id ) ) {
return false;
}
$panels_data = get_post_meta( $post_id, 'panels_data', true );
}
return $panels_data;
}
/**
* Transform flat panels data into a hierarchical structure.
*
* @param array $panels_data Flat panels data containing `grids`, `grid_cells`, and `widgets`.
*
* @return array Hierarchical structure of rows => cells => widgets.
*/
public function get_panels_layout_data( $panels_data ) {
$layout_data = array();
foreach ( $panels_data['grids'] as $grid ) {
$layout_data[] = array(
'style' => ! empty( $grid['style'] ) ? $grid['style'] : array(),
'ratio' => ! empty( $grid['ratio'] ) ? $grid['ratio'] : '',
'ratio_direction' => ! empty( $grid['ratio_direction'] ) ? $grid['ratio_direction'] : '',
'color_label' => ! empty( $grid['color_label'] ) ? $grid['color_label'] : '',
'label' => ! empty( $grid['label'] ) ? $grid['label'] : '',
'cells' => array()
);
}
foreach ( $panels_data['grid_cells'] as $cell ) {
$layout_data[ $cell['grid'] ]['cells'][] = array(
'widgets' => array(),
'style' => ! empty( $cell['style'] ) ? $cell['style'] : array(),
'weight' => floatval( $cell['weight'] ),
);
}
foreach ( $panels_data['widgets'] as $i => $widget ) {
$widget['panels_info']['widget_index'] = $i;
$row_index = intval( $widget['panels_info']['grid'] );
$cell_index = intval( $widget['panels_info']['cell'] );
$layout_data[ $row_index ]['cells'][ $cell_index ]['widgets'][] = $widget;
}
return $layout_data;
}
/**
* Outputs the given HTML tag with the given attributes.
*
* @param string $tag The HTML element to render.
* @param array $attributes The attributes for the HTML element.
*
*/
private function render_element( $tag, $attributes ) {
echo '<' . $tag;
foreach ( $attributes as $name => $value ) {
if ( $value ) {
echo ' ' . $name . '="' . esc_attr( $value ) . '" ';
}
}
echo '>';
}
/**
* Render everything for the given row, including:
* - filters before and after row,
* - row style wrapper,
* - row element wrapper with attributes,
* - child cells
*
* @param string $post_id The ID of the post containing this layout.
* @param int $ri The index of this row.
* @param array $row The model containing this row's data and child cells.
* @param array $panels_data A copy of panels_data for filters.
*
*/
private function render_row( $post_id, $ri, & $row, & $panels_data ) {
$row_style_wrapper = $this->start_style_wrapper( 'row', ! empty( $row['style'] ) ? $row['style'] : array(), $post_id . '-' . $ri );
$row_classes = array( 'panel-grid' );
$row_classes[] = ! empty( $row_style_wrapper ) ? 'panel-has-style' : 'panel-no-style';
$row_classes = apply_filters( 'siteorigin_panels_row_classes', $row_classes, $row );
$row_attributes = apply_filters( 'siteorigin_panels_row_attributes', array(
'id' => 'pg-' . $post_id . '-' . $ri,
'class' => implode( ' ', $row_classes ),
), $row );
// This allows other themes and plugins to add html before the row
echo apply_filters( 'siteorigin_panels_before_row', '', $row, $row_attributes );
$this->render_element( 'div', $row_attributes );
if ( ! empty( $row_style_wrapper ) ) {
echo $row_style_wrapper;
}
if( method_exists( $this, 'modify_row_cells' ) ) {
// This gives other renderers a chance to change the cell order
$row['cells'] = $cells = $this->modify_row_cells( $row['cells'], $row );
}
foreach ( $row['cells'] as $ci => & $cell ) {
$this->render_cell( $post_id, $ri, $ci, $cell, $row['cells'], $panels_data );
}
// Close the style wrapper
if ( ! empty( $row_style_wrapper ) ) {
echo '</div>';
}
echo '</div>';
// This allows other themes and plugins to add html after the row
echo apply_filters( 'siteorigin_panels_after_row', '', $row, $row_attributes );
}
/**
*
* Render everything for the given cell, including:
* - filters before and after cell,
* - cell element wrapper with attributes,
* - style wrapper,
* - child widgets
*
* @param string $post_id The ID of the post containing this layout.
* @param int $ri The index of this cell's parent row.
* @param int $ci The index of this cell.
* @param array $cell The model containing this cell's data and child widgets.
* @param array $cells The array of cells containing this cell.
* @param array $panels_data A copy of panels_data for filters
*/
private function render_cell( $post_id, $ri, $ci, & $cell, $cells, & $panels_data ) {
$cell_classes = array( 'panel-grid-cell' );
if ( empty( $cell['widgets'] ) ) {
$cell_classes[] = 'panel-grid-cell-empty';
}
if ( $ci == count( $cells ) - 2 && count( $cells[ $ci + 1 ]['widgets'] ) == 0 ) {
$cell_classes[] = 'panel-grid-cell-mobile-last';
}
// Themes can add their own styles to cells
$cell_classes = apply_filters( 'siteorigin_panels_cell_classes', $cell_classes, $cell );
// Legacy filter, use `siteorigin_panels_cell_classes` instead
$cell_classes = apply_filters( 'siteorigin_panels_row_cell_classes', $cell_classes, $panels_data, $cell );
$cell_attributes = apply_filters( 'siteorigin_panels_cell_attributes', array(
'id' => 'pgc-' . $post_id . '-' . $ri . '-' . $ci,
'class' => implode( ' ', $cell_classes ),
), $cell );
// Legacy filter, use `siteorigin_panels_cell_attributes` instead
$cell_attributes = apply_filters( 'siteorigin_panels_row_cell_attributes', $cell_attributes, $panels_data, $cell );
echo apply_filters( 'siteorigin_panels_before_cell', '', $cell, $cell_attributes );
$this->render_element( 'div', $cell_attributes );
$grid = $panels_data['grids'][ $ri ];
if ( empty( $cell['style']['class'] ) && ! empty( $grid['style']['cell_class'] ) ) {
$cell['style']['class'] = $grid['style']['cell_class'];
}
$cell_style = ! empty( $cell['style'] ) ? $cell['style'] : array();
$cell_style_wrapper = $this->start_style_wrapper( 'cell', $cell_style, $post_id . '-' . $ri . '-' . $ci );
if ( ! empty( $cell_style_wrapper ) ) {
echo $cell_style_wrapper;
}
foreach ( $cell['widgets'] as $wi => & $widget ) {
$is_last = ( $wi == count( $cell['widgets'] ) - 1 );
$this->render_widget( $post_id, $ri, $ci, $wi, $widget, $is_last );
}
if ( ! empty( $cell_style_wrapper ) ) {
echo '</div>';
}
echo '</div>';
echo apply_filters( 'siteorigin_panels_after_cell', '', $cell, $cell_attributes );
}
/**
*
* Gets the style wrapper for this widget and passes it through to `the_widget` along with other required parameters.
*
* @param string $post_id The ID of the post containing this layout.
* @param int $ri The index of this widget's ancestor row.
* @param int $ci The index of this widget's parent cell.
* @param int $wi The index of this widget.
* @param array $widget The model containing this widget's data.
* @param bool $is_last Whether this is the last widget in the parent cell.
*
*/
private function render_widget( $post_id, $ri, $ci, $wi, & $widget, $is_last ) {
$widget_style_wrapper = $this->start_style_wrapper(
'widget',
! empty( $widget['panels_info']['style'] ) ? $widget['panels_info']['style'] : array(),
$post_id . '-' . $ri . '-' . $ci . '-' . $wi
);
$this->the_widget(
$widget['panels_info'],
$widget,
$ri,
$ci,
$wi,
$wi == 0,
$is_last,
$post_id,
$widget_style_wrapper
);
}
public function front_css_url() {
return siteorigin_panels_url( 'css/front-flex' . SITEORIGIN_PANELS_CSS_SUFFIX . '.css' );
}
}
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