Add code highlighting

ImaticFormatting.php

@@ -8,7 +8,7 @@ public function register(): void
 	{
 		$this->name = 'Imatic formatting';
 		$this->description = 'Formatting';
-		$this->version = '0.0.2';
+		$this->version = '0.0.3';
 		$this->requires = [
 			'MantisCore' => '2.0.0',
 		];
@@ -26,6 +26,12 @@ public function hooks(): array
 		];
 	}
 
+	public function config(): array {
+		return [
+			'include_prism' => true,
+		];
+	}
+
 	private function getConverter(): GithubFlavoredMarkdownConverter
 	{
 		static $converter = null;
@@ -47,7 +53,17 @@ public function display_formatted_hook( $p_event, $p_string, $p_multiline = true
 		return $this->convert($p_string);
 	}
 
+	private function prism_includes() {
+		if (!plugin_config_get('include_prism', null, true)) {
+			return '';
+		}
+
+		return '<link rel="stylesheet" type="text/css" href="' . plugin_file('prism.css') . '&v=' . $this->version . '" />'
+				. '<script async type="text/javascript" src="' . plugin_file( 'prism.js' ) . '&v=' . $this->version . '"></script>';
+	}
+
 	public function layout_resources_hook() {
-		return '<link rel="stylesheet" type="text/css" href="' . plugin_file('styles.css') . '&v=' . $this->version . '" />';
+		return '<link rel="stylesheet" type="text/css" href="' . plugin_file('styles.css') . '&v=' . $this->version . '" />'
+				. $this->prism_includes();
 	}
 }

README.md

@@ -3,3 +3,13 @@
 # Imatic formatting
 
 Converts markdown into html.
+
+
+## Code highlighting
+
+Following url was used to fetch code highlighting code: https://prismjs.com/download.html#themes=prism&languages=markup+css+clike+javascript+bash+clojure+markup-templating+php+sql
+
+It can be disabled with:
+```php
+$g_plugin_ImaticFormatting_include_prism = false;
+```

files/prism.css

@@ -0,0 +1,143 @@
+/* PrismJS 1.22.0
+https://prismjs.com/download.html#themes=prism&languages=markup+css+clike+javascript+bash+clojure+markup-templating+php+sql */
+/**
+ * prism.js default theme for JavaScript, CSS and HTML
+ * Based on dabblet (http://dabblet.com)
+ * @author Lea Verou
+ */
+
+code[class*="language-"],
+pre[class*="language-"] {
+	color: black;
+	background: none;
+	text-shadow: 0 1px white;
+	font-family: Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace;
+	font-size: 1em;
+	text-align: left;
+	white-space: pre;
+	word-spacing: normal;
+	word-break: normal;
+	word-wrap: normal;
+	line-height: 1.5;
+
+	-moz-tab-size: 4;
+	-o-tab-size: 4;
+	tab-size: 4;
+
+	-webkit-hyphens: none;
+	-moz-hyphens: none;
+	-ms-hyphens: none;
+	hyphens: none;
+}
+
+pre[class*="language-"]::-moz-selection, pre[class*="language-"] ::-moz-selection,
+code[class*="language-"]::-moz-selection, code[class*="language-"] ::-moz-selection {
+	text-shadow: none;
+	background: #b3d4fc;
+}
+
+pre[class*="language-"]::selection, pre[class*="language-"] ::selection,
+code[class*="language-"]::selection, code[class*="language-"] ::selection {
+	text-shadow: none;
+	background: #b3d4fc;
+}
+
+@media print {
+	code[class*="language-"],
+	pre[class*="language-"] {
+		text-shadow: none;
+	}
+}
+
+/* Code blocks */
+pre[class*="language-"] {
+	padding: 1em;
+	margin: .5em 0;
+	overflow: auto;
+}
+
+:not(pre) > code[class*="language-"],
+pre[class*="language-"] {
+	background: #f5f2f0;
+}
+
+/* Inline code */
+:not(pre) > code[class*="language-"] {
+	padding: .1em;
+	border-radius: .3em;
+	white-space: normal;
+}
+
+.token.comment,
+.token.prolog,
+.token.doctype,
+.token.cdata {
+	color: slategray;
+}
+
+.token.punctuation {
+	color: #999;
+}
+
+.token.namespace {
+	opacity: .7;
+}
+
+.token.property,
+.token.tag,
+.token.boolean,
+.token.number,
+.token.constant,
+.token.symbol,
+.token.deleted {
+	color: #905;
+}
+
+.token.selector,
+.token.attr-name,
+.token.string,
+.token.char,
+.token.builtin,
+.token.inserted {
+	color: #690;
+}
+
+.token.operator,
+.token.entity,
+.token.url,
+.language-css .token.string,
+.style .token.string {
+	color: #9a6e3a;
+	/* This background color was intended by the author of this theme. */
+	background: hsla(0, 0%, 100%, .5);
+}
+
+.token.atrule,
+.token.attr-value,
+.token.keyword {
+	color: #07a;
+}
+
+.token.function,
+.token.class-name {
+	color: #DD4A68;
+}
+
+.token.regex,
+.token.important,
+.token.variable {
+	color: #e90;
+}
+
+.token.important,
+.token.bold {
+	font-weight: bold;
+}
+.token.italic {
+	font-style: italic;
+}
+
+.token.entity {
+	cursor: help;
+}
+