From a57249500cd0da87ce56b7eacd97e7bc9ba8810f Mon Sep 17 00:00:00 2001
From: Golmote <golmote@hotmail.com>
Date: Mon, 7 Sep 2015 19:15:18 +0200
Subject: [PATCH] Autolinker: Don't process all grammars on load, process each
 one in before-highlight. Should fix #760

---
 plugins/autolinker/prism-autolinker.js     | 25 +++++++++++-----------
 plugins/autolinker/prism-autolinker.min.js |  2 +-
 2 files changed, 14 insertions(+), 13 deletions(-)

diff --git a/plugins/autolinker/prism-autolinker.js b/plugins/autolinker/prism-autolinker.js
index ae407e06d9..e56303f8ed 100644
--- a/plugins/autolinker/prism-autolinker.js
+++ b/plugins/autolinker/prism-autolinker.js
@@ -14,19 +14,21 @@ var url = /\b([a-z]{3,7}:\/\/|tel:)[\w\-+%~/.:#=?&amp;]+/,
 	// Tokens that may contain URLs and emails
     candidates = ['comment', 'url', 'attr-value', 'string'];
 
-for (var language in Prism.languages) {
-	var tokens = Prism.languages[language];
-	
-	Prism.languages.DFS(tokens, function (key, def, type) {
+Prism.hooks.add('before-highlight', function(env) {
+	// Abort if grammar has already been processed
+	if (!env.grammar || env.grammar['url-link']) {
+		return;
+	}
+	Prism.languages.DFS(env.grammar, function (key, def, type) {
 		if (candidates.indexOf(type) > -1 && Prism.util.type(def) !== 'Array') {
 			if (!def.pattern) {
 				def = this[key] = {
 					pattern: def
 				};
 			}
-			
+
 			def.inside = def.inside || {};
-			
+
 			if (type == 'comment') {
 				def.inside['md-link'] = linkMd;
 			}
@@ -36,14 +38,13 @@ for (var language in Prism.languages) {
 			else {
 				def.inside['url-link'] = url;
 			}
-			
+
 			def.inside['email-link'] = email;
 		}
 	});
-	
-	tokens['url-link'] = url;
-	tokens['email-link'] = email;
-}
+	env.grammar['url-link'] = url;
+	env.grammar['email-link'] = email;
+});
 
 Prism.hooks.add('wrap', function(env) {
 	if (/-link$/.test(env.type)) {
@@ -66,4 +67,4 @@ Prism.hooks.add('wrap', function(env) {
 	}
 });
 
-})();
+})();
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diff --git a/plugins/autolinker/prism-autolinker.min.js b/plugins/autolinker/prism-autolinker.min.js
index 7869057c2b..60e7fd4444 100644
--- a/plugins/autolinker/prism-autolinker.min.js
+++ b/plugins/autolinker/prism-autolinker.min.js
@@ -1 +1 @@
-!function(){if(("undefined"==typeof self||self.Prism)&&("undefined"==typeof global||global.Prism)){var i=/\b([a-z]{3,7}:\/\/|tel:)[\w\-+%~/.:#=?&amp;]+/,n=/\b\S+@[\w.]+[a-z]{2}/,e=/\[([^\]]+)]\(([^)]+)\)/,t=["comment","url","attr-value","string"];for(var a in Prism.languages){var l=Prism.languages[a];Prism.languages.DFS(l,function(a,l,r){t.indexOf(r)>-1&&"Array"!==Prism.util.type(l)&&(l.pattern||(l=this[a]={pattern:l}),l.inside=l.inside||{},"comment"==r&&(l.inside["md-link"]=e),"attr-value"==r?Prism.languages.insertBefore("inside","punctuation",{"url-link":i},l):l.inside["url-link"]=i,l.inside["email-link"]=n)}),l["url-link"]=i,l["email-link"]=n}Prism.hooks.add("wrap",function(i){if(/-link$/.test(i.type)){i.tag="a";var n=i.content;if("email-link"==i.type&&0!=n.indexOf("mailto:"))n="mailto:"+n;else if("md-link"==i.type){var t=i.content.match(e);n=t[2],i.content=t[1]}i.attributes.href=n}})}}();
\ No newline at end of file
+!function(){if(("undefined"==typeof self||self.Prism)&&("undefined"==typeof global||global.Prism)){var i=/\b([a-z]{3,7}:\/\/|tel:)[\w\-+%~/.:#=?&amp;]+/,n=/\b\S+@[\w.]+[a-z]{2}/,e=/\[([^\]]+)]\(([^)]+)\)/,t=["comment","url","attr-value","string"];Prism.hooks.add("before-highlight",function(a){a.grammar&&!a.grammar["url-link"]&&(Prism.languages.DFS(a.grammar,function(a,r,l){t.indexOf(l)>-1&&"Array"!==Prism.util.type(r)&&(r.pattern||(r=this[a]={pattern:r}),r.inside=r.inside||{},"comment"==l&&(r.inside["md-link"]=e),"attr-value"==l?Prism.languages.insertBefore("inside","punctuation",{"url-link":i},r):r.inside["url-link"]=i,r.inside["email-link"]=n)}),a.grammar["url-link"]=i,a.grammar["email-link"]=n)}),Prism.hooks.add("wrap",function(i){if(/-link$/.test(i.type)){i.tag="a";var n=i.content;if("email-link"==i.type&&0!=n.indexOf("mailto:"))n="mailto:"+n;else if("md-link"==i.type){var t=i.content.match(e);n=t[2],i.content=t[1]}i.attributes.href=n}})}}();
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