Update to 1.4.3

README.md

@@ -38,9 +38,9 @@ https://youtu.be/it1noNCTXa4
 
 ## Requirement
 
-* PHP version > 5.3
+* PHP version > 5.3.6
 * WordPress version > 4.0
-* Tested up to 5.0.2
+* Tested up to 5.0.3
 
 ## Download
 

README.txt

@@ -2,9 +2,9 @@
 Contributors: terrylin
 Tags: markdown, markdown editor, katex, mermaid, flow chart, github
 Requires at least: 4.0
-Tested up to: 5.0.2
-Stable tag: 1.4.2
-Requires PHP: 5.3
+Tested up to: 5.0.3
+Stable tag: 1.4.3
+Requires PHP: 5.3.6
 License: GPLv3 or later
 License URI: https://www.gnu.org/licenses/gpl.html
 
@@ -161,6 +161,11 @@ GNU General Public License for more details.
 
 * Fix bug: HTML-to-Markdown helper.
 
+= 1.4.3
+
+* Bug fix - issue #3 - Thank to wojciehm@github for reporting this issue.
+* Display a notice if  user's PHP version does not meet the minimum requirement.
+
 == Known Issues ==
 
 * #1 - Sequence Diagram: this feature is only available in WordPress version > 4.5, because it uses underscore.js, and it has confict issues with WordPress' plupload uploader in early version. You can use Mermaid instead of it. We have already hidden this option in setting while an user uses that version < 4.5

githuber-md.php

@@ -7,14 +7,14 @@
  *
  * @package Githuber
  * @since 1.0.0
- * @version 1.4.2
+ * @version 1.4.3
  */
 
 /**
  * Plugin Name: WP Githuber MD
  * Plugin URI:  https://github.com/terrylinooo/githuber-md
  * Description: An all-in-one Markdown plugin for your WordPress sites.
- * Version:     1.4.2
+ * Version:     1.4.3
  * Author:      Terry Lin
  * Author URI:  https://terryl.in/
  * License:     GPL 3.0
@@ -64,7 +64,7 @@
 define( 'GITHUBER_PLUGIN_URL', plugin_dir_url( __FILE__ ) );
 define( 'GITHUBER_PLUGIN_PATH', __FILE__ );
 define( 'GITHUBER_PLUGIN_LANGUAGE_PACK', dirname( plugin_basename( __FILE__ ) ) . '/languages' );
-define( 'GITHUBER_PLUGIN_VERSION', '1.4.2' );
+define( 'GITHUBER_PLUGIN_VERSION', '1.4.3' );
 define( 'GITHUBER_PLUGIN_TEXT_DOMAIN', 'wp-githuber-md' );
 
 /**
@@ -80,8 +80,20 @@
 // Composer autoloader.
 require_once GITHUBER_PLUGIN_DIR . 'vendor/autoload.php';
 
-// Load main launcher class of WP Githuber MD plugin.
-$gitbuber = new Githuber();
+if ( version_compare( phpversion(), '5.3.6', '>=' ) ) {
 
-// Let's go!
-$gitbuber->init();
+	// Load main launcher class of WP Githuber MD plugin.
+	$gitbuber = new Githuber();
+	// Let's go!
+	$gitbuber->init();
+
+} else {
+	/**
+	 * Prompt a warning message while PHP version does not meet the minimum requirement.
+	 * And, nothing to do.
+	 */
+	function githuber_md_warning() {
+		echo githuber_load_view( 'message/php-version-warning' );
+	}
+	add_action( 'admin_notices', 'githuber_md_warning' );
+}

src/Models/Markdown.php

@@ -7,7 +7,7 @@
  *
  * @package Githuber
  * @since 1.0.0
- * @version 1.0.0
+ * @version 1.4.3
  */
 
 namespace Githuber\Model;

src/Modules/MarkdownParser.php

@@ -8,65 +8,38 @@
  *
  * @package Githuber
  * @since 1.0.0
- * @version 1.4.3
+ * @version 1.0.0
  */
 
 namespace Githuber\Module;
+use ParsedownExtra;
 
-if ( version_compare( phpversion(), '5.3.6', '>=' ) ) {
+class MarkdownParser extends ParsedownExtra {
 
-	class MarkdownParser extends \ParsedownExtra {
-		/**
-		 * Constructer.
-		 */
-		public function __construct() {
-			parent::__construct();
-		}
-
-		/**
-		 * Remove bare <p> elements. <p>s with attributes will be preserved.
-		 *
-		 * @param  string $text HTML content.
-		 * @return string <p>-less content.
-		 */
-		public function remove_bare_p_tags( $text ) {
-			return preg_replace( "#<p>(.*?)</p>(\n|$)#ums", '$1$2', $text );
-		}
-
-		/**
-		 * Teansform Markdown to HTML.
-		 * 
-		 * @param string $text Markdown content.
-		 */
-		public function transform( $text ) {
-			$parsed_content = $this->text( $text );
-			return $parsed_content;
-		}
+	/**
+	 * Constructer.
+	 */
+	public function __construct() {
+		parent::__construct();
 	}
 
-} else {
-
-	class MarkdownParser extends \Parsedown {
+	/**
+	 * Remove bare <p> elements. <p>s with attributes will be preserved.
+	 *
+	 * @param  string $text HTML content.
+	 * @return string <p>-less content.
+	 */
+	public function remove_bare_p_tags( $text ) {
+		return preg_replace( "#<p>(.*?)</p>(\n|$)#ums", '$1$2', $text );
+	}
 
-		/**
-		 * Remove bare <p> elements. <p>s with attributes will be preserved.
-		 *
-		 * @param  string $text HTML content.
-		 * @return string <p>-less content.
-		 */
-		public function remove_bare_p_tags( $text ) {
-			return preg_replace( "#<p>(.*?)</p>(\n|$)#ums", '$1$2', $text );
-		}
-
-		/**
-		 * Teansform Markdown to HTML.
-		 * 
-		 * @param string $text Markdown content.
-		 */
-		public function transform( $text ) {
-			$parsed_content = $this->text( $text );
-			return $parsed_content;
-		}
+	/**
+	 * Teansform Markdown to HTML.
+	 * 
+	 * @param string $text Markdown content.
+	 */
+	public function transform( $text ) {
+		$parsed_content = $this->text( $text );
+		return $parsed_content;
 	}
 }
-

src/Views/message/php-version-warning.php

@@ -0,0 +1,21 @@
+<?php 
+if ( ! defined('GITHUBER_PLUGIN_NAME') ) die; 
+/**
+ * Show PHP version notice.
+ *
+ * @author Terry Lin
+ * @link https://terryl.in/
+ *
+ * @package Githuber
+ * @since 1.4.3
+ * @version 1.4.3
+ */
+$php_version = phpversion();
+?>
+
+<div class="notice notice-error is-dismissible">
+	<p>
+		<?php printf( __( 'The minimum required PHP version for WP Githuber MD is PHP <strong>5.3.6</strong>, and yours is <strong>%1s</strong>.', 'wp-githuber-md' ), $php_version ) ?> <br>
+		<?php echo __( 'Please remove WP Githuber MD or upgrade your PHP version.', 'wp-githuber-md' ); ?>
+	</p>
+</div>