File 2725-add-progressive-enhanced-syntax-highlighte... of Package erlang

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File 2725-add-progressive-enhanced-syntax-highlighter.patch of Package erlang (Revision 13808be221626a875b26c001c1f2ed61)

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From 2887ebb0cd748f60cfe410f414ad27acfc7a3cb5 Mon Sep 17 00:00:00 2001
From: Mariano Guerra <mariano@marianoguerra.org>
Date: Fri, 21 Oct 2016 21:22:52 +0100
Subject: [PATCH 25/59] add progressive enhanced syntax highlighter

it loads a script at the end of the page that loads the required
resources and initializes the syntax highlighter.

if js is disabled or blocked nothing happens, the code blocks will
display with the style they had until now
---
 lib/erl_docgen/priv/css/Makefile         |  3 +-
 lib/erl_docgen/priv/css/highlight.css    | 96 ++++++++++++++++++++++++++++++++
 lib/erl_docgen/priv/js/flipmenu/Makefile |  1 +
 lib/erl_docgen/priv/js/highlight.js      | 39 +++++++++++++
 lib/erl_docgen/priv/js/highlight.pack.js |  2 +
 lib/erl_docgen/priv/xsl/db_html.xsl      |  4 +-
 6 files changed, 143 insertions(+), 2 deletions(-)
 create mode 100644 lib/erl_docgen/priv/css/highlight.css
 create mode 100644 lib/erl_docgen/priv/js/highlight.js
 create mode 100644 lib/erl_docgen/priv/js/highlight.pack.js

diff --git a/lib/erl_docgen/priv/css/Makefile b/lib/erl_docgen/priv/css/Makefile
index c317411d3..e3d2ee7e3 100644
--- a/lib/erl_docgen/priv/css/Makefile
+++ b/lib/erl_docgen/priv/css/Makefile
@@ -39,7 +39,8 @@ RELSYSDIR = $(RELEASE_PATH)/lib/erl_docgen-$(VSN)
 
 
 CSS_FILES = \
-	otp_doc.css
+	otp_doc.css \
+	highlight.css
 
 
 # ----------------------------------------------------
diff --git a/lib/erl_docgen/priv/css/highlight.css b/lib/erl_docgen/priv/css/highlight.css
new file mode 100644
index 000000000..d5bd1d2a9
--- /dev/null
+++ b/lib/erl_docgen/priv/css/highlight.css
@@ -0,0 +1,96 @@
+/*
+
+Atom One Light by Daniel Gamage
+Original One Light Syntax theme from https://github.com/atom/one-light-syntax
+
+base:    #fafafa
+mono-1:  #383a42
+mono-2:  #686b77
+mono-3:  #a0a1a7
+hue-1:   #0184bb
+hue-2:   #4078f2
+hue-3:   #a626a4
+hue-4:   #50a14f
+hue-5:   #e45649
+hue-5-2: #c91243
+hue-6:   #986801
+hue-6-2: #c18401
+
+*/
+
+.hljs {
+  display: block;
+  overflow-x: auto;
+  padding: 0.5em;
+  color: #383a42;
+  background: #fafafa;
+}
+
+.hljs-comment,
+.hljs-quote {
+  color: #a0a1a7;
+  font-style: italic;
+}
+
+.hljs-doctag,
+.hljs-keyword,
+.hljs-formula {
+  color: #a626a4;
+}
+
+.hljs-section,
+.hljs-name,
+.hljs-selector-tag,
+.hljs-deletion,
+.hljs-subst {
+  color: #e45649;
+}
+
+.hljs-literal {
+  color: #0184bb;
+}
+
+.hljs-string,
+.hljs-regexp,
+.hljs-addition,
+.hljs-attribute,
+.hljs-meta-string {
+  color: #50a14f;
+}
+
+.hljs-built_in,
+.hljs-class .hljs-title {
+  color: #c18401;
+}
+
+.hljs-attr,
+.hljs-variable,
+.hljs-template-variable,
+.hljs-type,
+.hljs-selector-class,
+.hljs-selector-attr,
+.hljs-selector-pseudo,
+.hljs-number {
+  color: #986801;
+}
+
+.hljs-symbol,
+.hljs-bullet,
+.hljs-link,
+.hljs-meta,
+.hljs-selector-id,
+.hljs-title {
+  color: #4078f2;
+}
+
+.hljs-emphasis {
+  font-style: italic;
+}
+
+.hljs-strong {
+  font-weight: bold;
+}
+
+.hljs-link {
+  text-decoration: underline;
+}
diff --git a/lib/erl_docgen/priv/js/flipmenu/Makefile b/lib/erl_docgen/priv/js/flipmenu/Makefile
index 06a13defc..ad6d4acb6 100644
--- a/lib/erl_docgen/priv/js/flipmenu/Makefile
+++ b/lib/erl_docgen/priv/js/flipmenu/Makefile
@@ -76,6 +76,7 @@ release_spec: opt
 release_docs_spec:
 	$(INSTALL_DIR) "$(RELEASE_PATH)/doc/js/flipmenu"
 	$(INSTALL_DATA) $(JS_FILES) $(GIF_FILES) "$(RELEASE_PATH)/doc/js/flipmenu"
+	$(INSTALL_DATA) ../highlight.js ../highlight.pack.js "$(RELEASE_PATH)/doc/js/"
 
 release_tests_spec:
 
diff --git a/lib/erl_docgen/priv/js/highlight.js b/lib/erl_docgen/priv/js/highlight.js
new file mode 100644
index 000000000..0594b42aa
--- /dev/null
+++ b/lib/erl_docgen/priv/js/highlight.js
@@ -0,0 +1,39 @@
+/*globals document, window*/
+window.addEventListener("load", function () {
+    "use strict";
+    var body = document.body,
+        base = window.__otpTopDocDir || "/doc/js/",
+        cssLink = document.createElement('link'),
+        script = document.createElement('script'),
+        intervalId, attempts = 0;
+
+    cssLink.rel = "stylesheet";
+    cssLink.href = base + "../highlight.css";
+    script.src = base + "highlight.pack.js";
+
+    body.appendChild(cssLink);
+    body.appendChild(script);
+
+    function doHighlight() {
+        attempts += 1;
+
+        if (attempts > 20) {
+            window.clearInterval(intervalId);
+            return;
+        }
+
+        if (!window.hljs) {
+            return;
+        }
+
+        window.clearInterval(intervalId);
+
+        var i, len, nodes = document.querySelectorAll('.example');
+        for (i = 0, len = nodes.length; i < len; i += 1) {
+            window.hljs.highlightBlock(nodes[i]);
+        }
+
+    }
+
+    intervalId = window.setInterval(doHighlight, 50);
+});
diff --git a/lib/erl_docgen/priv/js/highlight.pack.js b/lib/erl_docgen/priv/js/highlight.pack.js
new file mode 100644
index 000000000..073d39e64
--- /dev/null
+++ b/lib/erl_docgen/priv/js/highlight.pack.js
@@ -0,0 +1,2 @@
+/*! highlight.js v9.7.0 | BSD3 License | git.io/hljslicense */
+!function(e){var n="object"==typeof window&&window||"object"==typeof self&&self;"undefined"!=typeof exports?e(exports):n&&(n.hljs=e({}),"function"==typeof define&&define.amd&&define([],function(){return n.hljs}))}(function(e){function n(e){return e.replace(/[&<>]/gm,function(e){return I[e]})}function t(e){return e.nodeName.toLowerCase()}function r(e,n){var t=e&&e.exec(n);return t&&0===t.index}function a(e){return k.test(e)}function i(e){var n,t,r,i,o=e.className+" ";if(o+=e.parentNode?e.parentNode.className:"",t=B.exec(o))return R(t[1])?t[1]:"no-highlight";for(o=o.split(/\s+/),n=0,r=o.length;r>n;n++)if(i=o[n],a(i)||R(i))return i}function o(e,n){var t,r={};for(t in e)r[t]=e[t];if(n)for(t in n)r[t]=n[t];return r}function u(e){var n=[];return function r(e,a){for(var i=e.firstChild;i;i=i.nextSibling)3===i.nodeType?a+=i.nodeValue.length:1===i.nodeType&&(n.push({event:"start",offset:a,node:i}),a=r(i,a),t(i).match(/br|hr|img|input/)||n.push({event:"stop",offset:a,node:i}));return 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diff --git a/lib/erl_docgen/priv/xsl/db_html.xsl b/lib/erl_docgen/priv/xsl/db_html.xsl
index 91d830a66..a9f7ff9e5 100644
--- a/lib/erl_docgen/priv/xsl/db_html.xsl
+++ b/lib/erl_docgen/priv/xsl/db_html.xsl
@@ -659,7 +659,7 @@
           </xsl:otherwise>
         </xsl:choose>
       </head>
-      <body bgcolor="white" text="#000000" link="#0000ff" vlink="#ff00ff" alink="#ff0000">
+      <body>
 
         <div id="container">
           <script id="js" type="text/javascript" language="JavaScript" src="{$topdocdir}/js/flipmenu/flipmenu.js"/>
@@ -734,6 +734,8 @@
           </div>
         </div>
 
+        <script type="text/javascript"><xsl:text>window.__otpTopDocDir = '</xsl:text><xsl:value-of select="$topdocdir"/><xsl:text>/js/';</xsl:text></script>
+        <script type="text/javascript" src="{$topdocdir}/js/highlight.js"/>
       </body>
     </html>
   </xsl:template>
-- 
2.12.2

Places

File 2725-add-progressive-enhanced-syntax-highlighter.patch of Package erlang (Revision 13808be221626a875b26c001c1f2ed61)

Places