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<?php |
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/** |
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* Plugin Name: Chart Block |
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* Description: Represent your data by symbols, such as bars, lines, or pie charts. |
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* Version: 1.0.4 |
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* Author: bPlugins LLC |
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* Author URI: http://bplugins.com |
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* License: GPLv3 |
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* License URI: https://www.gnu.org/licenses/gpl-3.0.txt |
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* Text Domain: chart-block |
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*/ |
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|
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// ABS PATH |
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if ( !defined( 'ABSPATH' ) ) { exit; } |
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|
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// Constant |
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define( 'BCHART_PLUGIN_VERSION', 'localhost' === $_SERVER['HTTP_HOST'] ? time() : '1.0.4' ); |
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define( 'BCHART_ASSETS_DIR', plugin_dir_url( __FILE__ ) . 'assets/' ); |
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|
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// Generate Styles |
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class BChartStyleGenerator { |
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public static $styles = []; |
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public static function addStyle( $selector, $styles ){ |
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if( array_key_exists( $selector, self::$styles ) ){ |
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self::$styles[$selector] = wp_parse_args( self::$styles[$selector], $styles ); |
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}else { self::$styles[$selector] = $styles; } |
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} |
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public static function renderStyle(){ |
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$output = ''; |
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foreach( self::$styles as $selector => $style ){ |
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$new = ''; |
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foreach( $style as $property => $value ){ |
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if( $value == '' ){ $new .= $property; }else { $new .= " $property: $value;"; } |
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} |
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$output .= "$selector { $new }"; |
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} |
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return $output; |
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} |
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} |
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|
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// Chart Block |
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class BChartBlock{ |
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protected static $_instance = null; |
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|
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function __construct(){ |
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add_action( 'enqueue_block_assets', [$this, 'enqueue_block_assets'] ); |
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add_action( 'init', [$this, 'register'] ); |
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} |
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|
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public static function instance(){ |
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if( self::$_instance === null ){ |
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self::$_instance = new self(); |
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} |
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return self::$_instance; |
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} |
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|
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function enqueue_block_assets(){ wp_enqueue_script( 'chartJS', BCHART_ASSETS_DIR . 'js/chart.min.js', [], '3.5.1', true ); } |
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|
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function register() { |
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wp_register_script( 'b_chart_editor_script', plugins_url( 'dist/editor.js', __FILE__ ), [ 'wp-blob', 'wp-block-editor', 'wp-blocks', 'wp-components', 'wp-compose', 'wp-data', 'wp-element', 'wp-html-entities', 'wp-i18n', 'wp-rich-text', 'chartJS' ], BCHART_PLUGIN_VERSION, false ); // Backend Script |
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wp_register_style( 'b_chart_editor_style', plugins_url( 'dist/editor.css', __FILE__ ), [ 'wp-edit-blocks' ], BCHART_PLUGIN_VERSION ); // Backend Style |
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wp_register_script( 'b_chart_script', plugins_url( 'dist/script.js', __FILE__ ), [ 'chartJS' ], BCHART_PLUGIN_VERSION, true ); // Frontend Script |
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wp_register_style( 'b_chart_style', plugins_url( 'dist/style.css', __FILE__ ), [ 'wp-editor' ], BCHART_PLUGIN_VERSION ); // Frontend Style |
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|
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register_block_type( 'b-chart/chart', [ |
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'editor_script' => 'b_chart_editor_script', |
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'editor_style' => 'b_chart_editor_style', |
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'script' => 'b_chart_script', |
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'style' => 'b_chart_style', |
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'render_callback' => [$this, 'render'] |
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] ); // Register Block |
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|
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wp_set_script_translations( 'b_chart_editor_script', 'chart-block', plugin_dir_path( __FILE__ ) . 'languages' ); // Translate |
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} |
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|
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function render( $attributes ){ |
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extract( $attributes ); |
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$align = $align ?? ''; |
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$cId = $cId ?? ''; |
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$width = $width ?? '80%'; |
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$background = $background ?? [ 'color' => '#0000' ]; |
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$alignment = $alignment ?? 'center'; |
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$isDownload = $isDownload ?? false; |
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|
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$chartStyle = new BChartStyleGenerator(); // Generate Styles |
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$chartStyle::addStyle( "#bChart-$cId", [ |
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'text-align' => $alignment |
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] ); |
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$chartStyle::addStyle( "#bChart-$cId .bChart, #bChart-$cId .downloadArea", [ |
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'width' => $width |
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] ); |
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$chartStyle::addStyle( "#bChart-$cId .bChart canvas", [ |
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$background['styles'] ?? 'background-color: #0000;' => '' |
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] ); |
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|
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$jsonData = wp_json_encode( [ 'data' => $data ?? '', 'type' => $type ?? 'line', 'textColor' => $textColor ?? '#666', 'gridLineColor' => $gridLineColor ?? '#0000001a', 'isTitle' => $isTitle ?? true, 'title' => $title ?? 'Chart Title', 'titleFontSize' => $titleFontSize ?? 22, 'titleColor' => $titleColor ?? '#4527a4', 'isSubtitle' => $isSubtitle ?? false, 'subtitle' => $subtitle ?? 'Chart Subtitle', 'subtitleFontSize' => $subtitleFontSize ?? 13, 'subtitleColor' => $subtitleColor ?? '#8344c5', 'isDownload' => $isDownload ] ); |
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|
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ob_start(); ?> |
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<div class='wp-block-b-chart-chart <?php echo 'align' . esc_attr( $align ); ?>' id='bChart-<?php echo esc_attr( $cId ) ?>' data-chart='<?php echo esc_attr( $jsonData ); ?>'> |
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<style><?php echo wp_kses( $chartStyle::renderStyle(), [] ) ?></style> |
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|
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<?php echo $isDownload ? "<div class='downloadArea'> |
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<div class='downloadChart'>Download Chart</div> |
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</div>" : ''; ?> |
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|
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<div class='bChart'> |
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<canvas>Your browser does not support the canvas element.</canvas> |
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</div> |
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</div> |
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|
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<?php $chartStyle::$styles = []; // Empty styles |
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return ob_get_clean(); |
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} // Render |
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} |
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BChartBlock::instance(); |
