修复katex角标漂移等问题

hydro/handler/problem.js

@@ -279,7 +279,7 @@ class ProblemEditHandler extends ProblemManageHandler {
 
     async post({ domainId, title, content }) {
         const pid = validator.checkPid(this.request.body.pid);
-        const pdoc = await problem.get(domainId, this.params.pid);
+        const pdoc = await problem.get(domainId, this.request.params.pid);
         await problem.edit(domainId, pdoc.docId, { title, content, pid });
         this.response.redirect = `/p/${pid}`;
     }

hydro/lib/hpm.js

@@ -5,6 +5,7 @@ const fs = require('fs');
 const os = require('os');
 const path = require('path');
 const download = require('./download');
+const { folderSize } = require('../utils');
 
 function root(name) {
     return path.resolve(process.cwd(), name);
@@ -43,12 +44,12 @@ async function getDetail() {
         const info = `${os.tmpdir()}/hydro/tmp/${file}/hydro.json`;
         if (fs.existsSync(info)) {
             const i = JSON.parse(fs.readFileSync(info).toString());
-            const f = fs.statSync(info);
+            const size = folderSize(`${os.tmpdir()}/hydro/tmp/${file}`);
             modules.push({
                 id: i.id,
                 version: i.version,
                 description: i.description,
-                size: f.size,
+                size,
             });
         }
     }

hydro/lib/markdown.js

@@ -4,7 +4,7 @@ const md = MarkdownIt();
 const Prism = require('prismjs');
 
 // For math: $a\times b\eq 10$
-const katex = require('markdown-it-katex');
+const katex = require('@hydrooj/markdown-it-katex');
 // Specific image size: ![image](image.png =100x100)
 const Imsize = require('markdown-it-imsize');
 /* Footnote support.

hydro/permission.js

@@ -52,7 +52,7 @@ perm.PERM_ALL = PERM_ALL;
 const Permission = (family, key, desc) => ({ family, key, desc });
 
 const PERMS = [
-    Permission('perm_general', perm.PERM_MANAGE, 'Manage the system'),
+    Permission('perm_general', perm.PERM_MANAGE, 'Manage domain'),
     Permission('perm_general', perm.PERM_MOD_BADGE, 'Show MOD badge'),
     Permission('perm_problem', perm.PERM_CREATE_PROBLEM, 'Create problems'),
     Permission('perm_problem', perm.PERM_EDIT_PROBLEM, 'Edit problems'),

hydro/service/server.js

@@ -133,6 +133,7 @@ class Handler {
             files: ctx.request.files,
             query: ctx.query,
             path: ctx.path,
+            params: ctx.params,
             referer: ctx.request.headers.referer || '/',
         };
         this.response = {

hydro/utils.js

@@ -1,3 +1,5 @@
+const fs = require('fs');
+const path = require('path');
 const superagent = require('superagent');
 const proxy = require('superagent-proxy');
 
@@ -72,3 +74,33 @@ Set.intersection = function Intersection(setA, setB) {
     }
     return intersection;
 };
+
+/**
+ * calculate size of a file or directory synchronously
+ * @param {String} folderPath path of the file or folder
+ * @param {fsizeOptions} opts additional options
+ * @returns {Number}
+ */
+function folderSize(folderPath) {
+    let size = 0;
+    const _next = function a(p) {
+        if (p) {
+            const stats = fs.statSync(p);
+            if (!stats.isDirectory() || stats.isSymbolicLink()) {
+                if (!stats.isSymbolicLink()) size += stats.size;
+            } else {
+                size += stats.size;
+                const files = fs.readdirSync(p);
+                if (Array.isArray(files)) {
+                    files.forEach((file) => {
+                        _next(path.join(p, file));
+                    });
+                }
+            }
+        }
+    };
+    _next(folderPath);
+    return size;
+}
+
+exports.folderSize = folderSize;