From 7f7c56cbb4ecf1d3f3657283cbe7de2637504fff Mon Sep 17 00:00:00 2001
From: Iván Ávalos <avalos@disroot.org>
Date: Mon, 10 Jan 2022 02:19:29 -0600
Subject: Copied code from old UI in order to fix downloads in mobile app

---
 modern/src/reports/StopReportPage.js | 37 +++++++++++++++++++++++++++++++++---
 1 file changed, 34 insertions(+), 3 deletions(-)

(limited to 'modern/src/reports/StopReportPage.js')

diff --git a/modern/src/reports/StopReportPage.js b/modern/src/reports/StopReportPage.js
index ab1f299..5012637 100644
--- a/modern/src/reports/StopReportPage.js
+++ b/modern/src/reports/StopReportPage.js
@@ -1,4 +1,4 @@
-import React, { useState } from 'react';
+import React, { useState, useRef } from 'react';
 import { DataGrid } from '@material-ui/data-grid';
 import { useTheme } from '@material-ui/core/styles';
 import {
@@ -10,6 +10,9 @@ import { useAttributePreference } from '../common/preferences';
 import { useTranslation } from '../LocalizationProvider';
 
 const Filter = ({ setItems }) => {
+  const inputElement = useRef();
+  const [data, setData] = useState({url: '', filename: ''});
+  
   const handleSubmit = async (deviceId, from, to, mail, headers) => {
     const query = new URLSearchParams({
       deviceId, from, to, mail,
@@ -21,13 +24,41 @@ const Filter = ({ setItems }) => {
         if (contentType === 'application/json') {
           setItems(await response.json());
         } else {
-          window.location.assign(window.URL.createObjectURL(await response.blob()));
+          // Copied from /web/app/view/ReportController.js (but without Ext)
+          const disposition = response.headers.get('content-disposition');
+          const filename = disposition.slice(disposition.indexOf('=') + 1, disposition.length);
+          const blob = new Blob([await response.blob()], { type: contentType });
+          if (typeof window.navigator.msSaveBlob !== 'undefined') {
+            // IE workaround
+            window.navigator.msSaveBlob(blob, filename);
+          } else {
+            const url = window.URL || window.webkitURL;
+            const downloadUrl = url.createObjectURL(blob);
+            if (filename) {
+              setData({url: downloadUrl, filename: filename});
+              setTimeout(() => {
+                inputElement.current.click();
+              }, 100);
+            }
+            setTimeout(() => {
+              url.revokeObjectURL(downloadUrl);
+            }, 100);
+          }
         }
       }
     }
   };
 
-  return <ReportFilter handleSubmit={handleSubmit} />;
+  return (
+    <>
+        <a style={{display: 'none'}}
+           href={data.url}
+           download={data.filename}
+           ref={inputElement}
+        />
+        <ReportFilter handleSubmit={handleSubmit} />
+    </>
+  );
 };
 
 const StopReportPage = () => {
-- 
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