backup before updating

application/assets/js/ads.js

@@ -2,6 +2,8 @@
 
 import { bottom_bar } from './helper.js';
 import { settings } from '../../app.js';
+import { export_ical_versionChangment } from './eximport.js';
+import localforage from 'localforage';
 
 export let load_ads = function () {
   var js = document.createElement('script');
@@ -83,14 +85,35 @@ export function manifest(a) {
   if (navigator.mozApps) {
     self = a.origin;
     document.querySelector('#version kbd').innerText = a.manifest.version;
+
+    if (a.manifest.version < '2.2.627') {
+      alert('update');
+
+      localforage
+        .getItem('events')
+        .then((e) => {
+          export_ical_versionChangment('greg-backup.ics', e);
+        })
+        .catch((e) => {});
+    }
     if (a.installOrigin == 'app://kaios-plus.kaiostech.com') {
       settings.ads = true;
     } else {
-      settings.ads = true;
+      settings.ads = false;
     }
   }
   if ('b2g' in navigator) {
     document.querySelector('#version kbd').innerText = a.version;
+    if (a.version < '3.0.650') {
+      alert('update');
+      localforage
+        .getItem('events')
+        .then((e) => {
+          export_ical_versionChangment('greg-backup.ics', e);
+        })
+        .catch((e) => {});
+    }
+
     settings.ads = true;
   }
 }

application/assets/js/eximport.js

@@ -60,6 +60,124 @@ export let export_ical = function (filename, data, callback) {
   }, 2000);
 };
 
+//export events
+
+export let export_ical_versionChangment = function (filename, event_data) {
+  try {
+    var sdcard = navigator.getDeviceStorage('sdcard');
+
+    var request_del = sdcard.delete(filename);
+    request_del.onsuccess = function () {
+      console.log('file deleted');
+    };
+  } catch (e) {
+    // alert(e);
+  }
+  if ('b2g' in Navigator) {
+    try {
+      var sdcard = navigator.b2g.getDeviceStorage('sdcard');
+      var request_del = sdcard.delete(filename);
+    } catch (e) {}
+  }
+
+  setTimeout(function () {
+    let result = '';
+
+    result += 'BEGIN:VCALENDAR' + '\r\n';
+    result += 'VERSION:2.0' + '\r\n';
+    result += 'PRODID:GREG' + '\r\n';
+    result += 'METHOD:PUBLISHED' + '\r\n';
+    console.log(event_data);
+    event_data.forEach((e, i) => {
+      let index = -1;
+      for (let key in e) {
+        index++;
+
+        //clean data
+        if (e[key] == null || typeof e[key] == 'object') {
+          console.log(e.RRULE);
+
+          e.RRULE = '';
+        }
+
+        if (index == 0) result += 'BEGIN:VEVENT' + '\r\n';
+
+        if (
+          key != 'BEGIN' &&
+          key != 'END' &&
+          key != 'date' &&
+          key != 'time_start' &&
+          key != 'time_end' &&
+          key != 'dateStart' &&
+          key != 'dateEnd' &&
+          key != 'alarm' &&
+          key != 'isSubscription' &&
+          key != 'multidayevent' &&
+          key != 'alarmTrigger' &&
+          key != 'isCalDav' &&
+          key != 'id' &&
+          key != 'allDay' &&
+          key != 'isCaldav' &&
+          key != 'tzid' &&
+          key != 'rrule_json' &&
+          key != 'etag' &&
+          key != 'url' &&
+          key != 'id' &&
+          key != 'dateStartUnix' &&
+          key != 'dateEndUnix'
+        ) {
+          result += `${key}:${e[key]}` + '\r\n';
+        }
+        if (index == Object.keys(e).length - 1) result += 'END:VEVENT' + '\r\n';
+      }
+    });
+
+    result += 'END:VCALENDAR' + '\r\n';
+
+    result = result.replace(/:;TZID/g, ';TZID');
+    result = result.replace(/RRULE:FREQ=null/g, 'RRULE:');
+    result = result.replace(/: undefined/g, 'RRULE:');
+
+    //remove empty lines
+    let regex = /^\s*$(?:\r\n?|\n)/gm;
+    result = result.replace(regex, '');
+
+    var file = new Blob([result], { type: 'text/calendar' });
+    try {
+      var sdcard = navigator.getDeviceStorage('sdcard');
+
+      var request = sdcard.addNamed(file, filename);
+      request.onsuccess = function () {
+        side_toaster("<img src='assets/image/E25C.svg'>", 2500);
+      };
+
+      request.onerror = function () {
+        toaster('Unable to write the file', 2000);
+      };
+    } catch (e) {
+      console.log(e);
+    }
+
+    //KaiOS 3.x
+    if ('b2g' in Navigator) {
+      try {
+        var sdcard = navigator.b2g.getDeviceStorage('sdcard');
+        var request = sdcard.addNamed(file, filename);
+
+        request.onsuccess = function () {
+          side_toaster("<img src='assets/image/E25C.svg'>", 2500);
+        };
+
+        request.onerror = function () {
+          toaster('Unable to write the file', 2000);
+        };
+      } catch (e) {
+        console.log(e);
+      }
+    }
+  }, 2000);
+};
+
 /////////////
 ///FETCH ICS
 ///////////