From d4b751a71727ad9c41526abf988e11c9ce980af4 Mon Sep 17 00:00:00 2001
From: Tadej Novak <tadej@tano.si>
Date: Sun, 15 Jan 2017 10:24:24 +0100
Subject: [PATCH] Support older versions of Discourse

---
 assets/javascripts/tex_dialect.js | 69 +++++++++++++++++++++++++++++++
 plugin.rb                         |  2 +
 2 files changed, 71 insertions(+)
 create mode 100644 assets/javascripts/tex_dialect.js

diff --git a/assets/javascripts/tex_dialect.js b/assets/javascripts/tex_dialect.js
new file mode 100644
index 0000000..e62e610
--- /dev/null
+++ b/assets/javascripts/tex_dialect.js
@@ -0,0 +1,69 @@
+(function() {
+    // Don't bother with this code if the new dialect system is present
+    if (Discourse.dialect_deprecated) { return; }
+
+    Discourse.Dialect.inlineBetween({
+        start: '\\(',
+        stop: '\\)',
+        rawContents: true,
+        emitter: function (contents) {
+            return '\\(' + contents + '\\)';
+        }
+    });
+
+    Discourse.Dialect.inlineBetween({
+        start: '\\[',
+        stop: '\\]',
+        rawContents: true,
+        emitter: function (contents) {
+            return '\\[' + contents + '\\]';
+        }
+    });
+
+    Discourse.Dialect.inlineBetween({
+        start: '$$',
+        stop: '$$',
+        rawContents: true,
+        emitter: function (contents) {
+        return '$$' + contents + '$$';
+        }
+    });
+
+
+    Discourse.Dialect.inlineBetween({
+        start: '$',
+        stop: '$',
+        rawContents: true,
+        emitter: function (contents) {
+            return '$' + contents + '$';
+        }
+    });
+
+    Discourse.Dialect.inlineRegexp({
+        start: '\\begin',
+        matcher: /(\\begin{[\S\s]+})([\S\s]*)(\\end{[\S\s]+})/,
+        emitter: function (matches) {
+            return matches[0];
+        }
+    });
+
+    //these last two are to make asciimath support possible
+
+    Discourse.Dialect.inlineBetween({
+        start: 'ˊˊ',
+        stop: 'ˊˊ',
+        rawContents: true,
+        emitter: function (contents) {
+            return 'ˊˊ' + contents + 'ˊˊ';
+        }
+    });
+
+    Discourse.Dialect.inlineBetween({
+        start: 'ˊ',
+        stop: 'ˊ',
+        rawContents: true,
+        emitter: function (contents) {
+            return 'ˊ' + contents + 'ˊ';
+        }
+    });
+})();
diff --git a/plugin.rb b/plugin.rb
index 60c8024..e9f45ac 100644
--- a/plugin.rb
+++ b/plugin.rb
@@ -1,3 +1,5 @@
 # name: MathJax support for Discourse
 # version: 0.4.1
 # authors: Sam Saffron, Kasper Peulen
+
+register_asset('javascripts/tex_dialect.js', :server_side)