fix mathjax.hub not defined

QingdaoU · Dec 23, 2017 · a416ada · a416ada
1 parent c81d8b1
commit a416ada
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Showing 2 changed files with 6 additions and 2 deletions.
diff --git a/src/pages/oj/views/general/Announcements.vue b/src/pages/oj/views/general/Announcements.vue
@@ -95,7 +95,9 @@
         this.announcement = announcement
         this.listVisible = false
         this.$nextTick(() => {
-          window.MathJax.Hub.Queue(['Typeset', window.MathJax.Hub, 'problem-content'])
+          if (window.MathJax) {
+            window.MathJax.Hub.Queue(['Typeset', window.MathJax.Hub, 'problem-content'])
+          }
         })
       },
       goBack () {

diff --git a/src/pages/oj/views/problem/Problem.vue b/src/pages/oj/views/problem/Problem.vue
@@ -270,7 +270,9 @@
         api[func](this.problemID, this.contestID).then(res => {
           this.$Loading.finish()
           this.$nextTick(() => {
-            window.MathJax.Hub.Queue(['Typeset', window.MathJax.Hub, 'problem-content'])
+            if (window.MathJax) {
+              window.MathJax.Hub.Queue(['Typeset', window.MathJax.Hub, 'problem-content'])
+            }
           })
           let problem = res.data.data
           this.changeDomTitle({title: problem.title})