From 9feec47f7c5ee9dfff5f2919afefeeaad8c3332f Mon Sep 17 00:00:00 2001
From: YISH <mokeyish@hotmail.com>
Date: Sat, 15 Oct 2022 11:24:01 +0800
Subject: [PATCH] :art: fix PDF: $$ symbols surrounding

---
 lua/pdf.lua                     | 12 ++++++++++++
 manifest.json                   |  2 +-
 package.json                    |  2 +-
 src/export_command_templates.ts |  2 +-
 src/lua.ts                      |  2 ++
 versions.json                   |  3 ++-
 6 files changed, 19 insertions(+), 4 deletions(-)
 create mode 100644 lua/pdf.lua

diff --git a/lua/pdf.lua b/lua/pdf.lua
new file mode 100644
index 0000000..05fc651
--- /dev/null
+++ b/lua/pdf.lua
@@ -0,0 +1,12 @@
+
+return {
+    {
+        Math = function (elem)
+            if elem.text:find("^%s*\\begin{") ~= nil then
+                return pandoc.RawInline('tex', elem.text)
+            else
+                return elem
+            end
+        end,
+    }
+}
diff --git a/manifest.json b/manifest.json
index 34334eb..eb0af13 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,7 +1,7 @@
 {
 	"id": "obsidian-enhancing-export",
 	"name": "Obsidian Enhancing Export",
-	"version": "1.1.5",
+	"version": "1.1.6",
 	"minAppVersion": "0.12.0",
 	"description": "This is a enhancing export plugin for Obsidian. It allows to export to formats like Html, DOCX, ePub and PDF or Markdown(Hugo) etc.",
 	"author": "YISH",
diff --git a/package.json b/package.json
index bf046b6..77e5a55 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "obsidian-enhancing-export",
-  "version": "1.1.5",
+  "version": "1.1.6",
   "description": "This is a enhancing export plugin for Obsidian. It allows to export to formats like Html, DOCX, ePub and PDF or Markdown(Hugo) etc.",
   "main": "dist/main.js",
   "scripts": {
diff --git a/src/export_command_templates.ts b/src/export_command_templates.ts
index 68bb091..ed5be4c 100644
--- a/src/export_command_templates.ts
+++ b/src/export_command_templates.ts
@@ -51,7 +51,7 @@ export default {
     name: 'PDF',
     type: 'pandoc',
     arguments:
-      '-f markdown --resource-path="${currentDir}" --resource-path="${attachmentFolderPath}" --embed-resources --standalone --metadata title="${currentFileName}" -s -o "${outputPath}" -t pdf',
+      '-f markdown --resource-path="${currentDir}" --resource-path="${attachmentFolderPath}" --lua-filter="${luaDir}/pdf.lua" --embed-resources --standalone --metadata title="${currentFileName}" -s -o "${outputPath}" -t pdf',
     extension: '.pdf',
   },
   'Word (.docx)': {
diff --git a/src/lua.ts b/src/lua.ts
index 21c6e90..26f30fe 100644
--- a/src/lua.ts
+++ b/src/lua.ts
@@ -4,6 +4,7 @@ import polyfill from 'lua/polyfill.lua';
 import math_block from 'lua/math_block.lua';
 import markdown from 'lua/markdown.lua';
 import markdown_hugo from 'lua/markdown+hugo.lua';
+import pdf from 'lua/pdf.lua';
 
 const files = {
   'utf8_filenames.lua': utf8_filenames,
@@ -12,6 +13,7 @@ const files = {
   'math_block.lua': math_block,
   'markdown.lua': markdown,
   'markdown+hugo.lua': markdown_hugo,
+  'pdf': pdf
 };
 
 export default files;
diff --git a/versions.json b/versions.json
index 9198cb8..89a97fb 100644
--- a/versions.json
+++ b/versions.json
@@ -12,5 +12,6 @@
 	"1.1.2": "0.12.0",
 	"1.1.3": "0.12.0",
 	"1.1.4": "0.12.0",
-	"1.1.5": "0.12.0"
+	"1.1.5": "0.12.0",
+	"1.1.6": "0.12.0"
 }
\ No newline at end of file