feat: fix context menu paste and cache before paste

Author: GHolk

content-script.js

@@ -46,6 +46,9 @@ var tcl = {
             if (req.behavior != "pasteToTextarea") return;
             if (!req.skipConfirmPaste && !confirm(`paste "${req.val.slice(2)}" ?`)) return;
 
+            const e = document.activeElement
+            if (!e) return
+            tcl.saveToStorage(e)
             tcl.pasteToElement(req.val);
         });
     },
@@ -114,8 +117,10 @@ var tcl = {
         }
     },
 
-    saveToStorage: event => {
-        var save_info = tcl.getContent(event.target);
+    saveToStorage: x => {
+        let e = x
+        if (x instanceof Event) e = x.target
+        var save_info = tcl.getContent(e);
 
         if (strip(save_info.val).length == 0) return;
 
@@ -125,7 +130,7 @@ var tcl = {
             title: window.parent.document.title,
             url: location.href,
             val: save_info.val,
-            id: event.target.dataset['tcId'],
+            id: e.dataset['tcId'],
             type: save_info.isWYSIWYG ? 'WYSIWYG' : 'txt',
             sessionKey: tcl.sessionKey
         });

ta_bg.js

@@ -131,18 +131,31 @@ ta_bg.updateContext = async evt => {
     for (let i=0; i<datas.length; i++) {
         const o = datas[i]
         const o2 = {type: o.type, val: o.val}
-        if (o.type == 'WYSIWYG') o2.val = domPurify.sanitize(o.val)
         menuItems.push(o2)
     }
     me.showCachesInContext(menuItems);
 };
 
-ta_bg._menuOnClick = (info, tab) => {
+ta_bg.domPurify = null
+ta_bg.getDomPurify = async function () {
+    if (this.domPurify) return this.domPurify
+    const m = await import('./vendor/dompurify.js')
+    return this.domPurify = m.default
+}
+
+ta_bg._menuOnClick = async (info, tab) => {
     if (/^\[TEXTAREA CACHE\] /.test(info.menuItemId)) return;
 
+    const t = info.menuItemId.charAt(0)
+    let b = info.menuItemId.slice(2)
+    if (t == 'w') {
+        const domPurify = await ta_bg.getDomPurify()
+        b = domPurify.sanitize(b)
+    }
+
     tabs.sendMessage(tab.id, {
         behavior: 'pasteToTextarea',
-        val: info.menuItemId,
+        val: `${t}:${b}`,
         skipConfirmPaste: ta_database.data.setting.skipConfirmPaste
     });
 };

todo.md

@@ -10,3 +10,4 @@
   * maybe impossible
 * context menu
   * google chromium does not support menus.onShown event
+  * remove confirm since we cache content before paste now