Added LaTex support to all input fields with markdown-it-mathjax3.

Examples: https://github.com/wekan/wekan/wiki/LaTeX

Thanks to DoktorScience !

Fixes #4589

package-lock.json

@@ -423,6 +423,11 @@
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@@ -3076,6 +3242,16 @@
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@@ -3106,6 +3282,11 @@
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+      "requires": {
+        "ansi-colors": "^4.1.1",
+        "escape-goat": "^3.0.0",
+        "htmlparser2": "^4.0.0",
+        "mime": "^2.4.6",
+        "node-fetch": "^2.6.0",
+        "valid-data-url": "^3.0.0"
+      },
+      "dependencies": {
+        "dom-serializer": {
+          "version": "1.4.1",
+          "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-1.4.1.tgz",
+          "integrity": "sha512-VHwB3KfrcOOkelEG2ZOfxqLZdfkil8PtJi4P8N2MMXucZq2yLp75ClViUlOVwyoHEDjYU433Aq+5zWP61+RGag==",
+          "requires": {
+            "domelementtype": "^2.0.1",
+            "domhandler": "^4.2.0",
+            "entities": "^2.0.0"
+          },
+          "dependencies": {
+            "domhandler": {
+              "version": "4.3.1",
+              "resolved": "https://registry.npmjs.org/domhandler/-/domhandler-4.3.1.tgz",
+              "integrity": "sha512-GrwoxYN+uWlzO8uhUXRl0P+kHE4GtVPfYzVLcUxPL7KNdHKj66vvlhiweIHqYYXWlw+T8iLMp42Lm67ghw4WMQ==",
+              "requires": {
+                "domelementtype": "^2.2.0"
+              }
+            }
+          }
+        },
+        "domhandler": {
+          "version": "3.3.0",
+          "resolved": "https://registry.npmjs.org/domhandler/-/domhandler-3.3.0.tgz",
+          "integrity": "sha512-J1C5rIANUbuYK+FuFL98650rihynUOEzRLxW+90bKZRWB6A1X1Tf82GxR1qAWLyfNPRvjqfip3Q5tdYlmAa9lA==",
+          "requires": {
+            "domelementtype": "^2.0.1"
+          }
+        },
+        "domutils": {
+          "version": "2.8.0",
+          "resolved": "https://registry.npmjs.org/domutils/-/domutils-2.8.0.tgz",
+          "integrity": "sha512-w96Cjofp72M5IIhpjgobBimYEfoPjx1Vx0BSX9P30WBdZW2WIKU0T1Bd0kz2eNZ9ikjKgHbEyKx8BB6H1L3h3A==",
+          "requires": {
+            "dom-serializer": "^1.0.1",
+            "domelementtype": "^2.2.0",
+            "domhandler": "^4.2.0"
+          },
+          "dependencies": {
+            "domhandler": {
+              "version": "4.3.1",
+              "resolved": "https://registry.npmjs.org/domhandler/-/domhandler-4.3.1.tgz",
+              "integrity": "sha512-GrwoxYN+uWlzO8uhUXRl0P+kHE4GtVPfYzVLcUxPL7KNdHKj66vvlhiweIHqYYXWlw+T8iLMp42Lm67ghw4WMQ==",
+              "requires": {
+                "domelementtype": "^2.2.0"
+              }
+            }
+          }
+        },
+        "htmlparser2": {
+          "version": "4.1.0",
+          "resolved": "https://registry.npmjs.org/htmlparser2/-/htmlparser2-4.1.0.tgz",
+          "integrity": "sha512-4zDq1a1zhE4gQso/c5LP1OtrhYTncXNSpvJYtWJBtXAETPlMfi3IFNjGuQbYLuVY4ZR0QMqRVvo4Pdy9KLyP8Q==",
+          "requires": {
+            "domelementtype": "^2.0.1",
+            "domhandler": "^3.0.0",
+            "domutils": "^2.0.0",
+            "entities": "^2.0.0"
+          }
+        }
+      }
+    },
     "webidl-conversions": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
@@ -3874,6 +4188,11 @@
         "webidl-conversions": "^3.0.0"
       }
     },
+    "wicked-good-xpath": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/wicked-good-xpath/-/wicked-good-xpath-1.3.0.tgz",
+      "integrity": "sha512-Gd9+TUn5nXdwj/hFsPVx5cuHHiF5Bwuc30jZ4+ronF1qHK5O7HD0sgmXWSEgwKquT3ClLoKPVbO6qGwVwLzvAw=="
+    },
     "wide-align": {
       "version": "1.1.5",
       "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.5.tgz",
@@ -3909,6 +4228,11 @@
       "resolved": "https://registry.npmjs.org/xmlchars/-/xmlchars-2.2.0.tgz",
       "integrity": "sha512-JZnDKK8B0RCDw84FNdDAIpZK+JuJw+s7Lz8nksI7SIuU3UXJJslUthsi+uWBUYOwPFwW7W7PRLRfUKpxjtjFCw=="
     },
+    "xmldom-sre": {
+      "version": "0.1.31",
+      "resolved": "https://registry.npmjs.org/xmldom-sre/-/xmldom-sre-0.1.31.tgz",
+      "integrity": "sha512-f9s+fUkX04BxQf+7mMWAp5zk61pciie+fFLC9hX9UVvCeJQfNHRHXpeo5MPcR0EUf57PYLdt+ZO4f3Ipk2oZUw=="
+    },
     "yallist": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",

package.json

@@ -45,6 +45,7 @@
     "ldapjs": "^2.3.1",
     "markdown-it": "^12.3.2",
     "markdown-it-emoji": "^2.0.0",
+    "markdown-it-mathjax3": "^4.3.1",
     "meteor-accounts-t9n": "^2.6.0",
     "meteor-node-stubs": "^1.1.0",
     "moment": "^2.29.3",

packages/markdown/src/template-integration.js

@@ -36,7 +36,9 @@ for(var i=0; i<urlschemes.length;i++){
 }
 
 var emoji = require('markdown-it-emoji');
+var mathjax = require('markdown-it-mathjax3');
 Markdown.use(emoji);
+Markdown.use(mathjax);
 Markdown.use(markdownItMermaid);
 
 if (Package.ui) {