Fixed download files in Safari

app/js/lib/ng_utils.js

@@ -260,7 +260,18 @@ angular.module('izhukov.utils', [])
       return;
     }
 
+    var popup = false;
+    if (window.safari) {
+      popup = window.open();
+    }
+
     getFileCorrectUrl(blob, mimeType).then(function (url) {
+      if (popup) {
+        try {
+          popup.location.href = url;
+          return;
+        } catch (e) {}
+      }
       var anchor = document.createElementNS('http://www.w3.org/1999/xhtml', 'a');
       anchor.href = url;
       anchor.target  = '_blank';
@@ -318,11 +329,11 @@ angular.module('izhukov.utils', [])
   var storageIsAvailable = $window.indexedDB !== undefined &&
                            $window.IDBTransaction !== undefined;
 
-  // IndexedDB was REALLY slow till Safari 8.0.3, no point in it
+  // IndexedDB is REALLY slow without blob support in Safari 8, no point in it
   if (storageIsAvailable &&
       navigator.userAgent.indexOf('Safari') != -1 &&
-      navigator.userAgent.indexOf('Chrome') == -1 &&
-      navigator.userAgent.match(/Version\/([67]|8.0.[012])/)
+      navigator.userAgent.indexOf('Chrome') == -1
+      // && navigator.userAgent.match(/Version\/([67]|8.0.[012])/)
   ) {
     storageIsAvailable = false;
   }

app/js/services.js

@@ -2584,6 +2584,11 @@ angular.module('myApp.services', ['myApp.i18n', 'izhukov.utils'])
         });
       }
     }, function () {
+      var cachedBlob = MtpApiFileManager.getCachedFile(inputFileLocation);
+      if (cachedBlob) {
+        return FileManager.download(cachedBlob, mimeType, fileName);
+      }
+
       MtpApiFileManager.downloadFile(
         fullPhotoSize.location.dc_id, inputFileLocation, fullPhotoSize.size, {mime: mimeType}
       ).then(function (blob) {
@@ -2803,7 +2808,7 @@ angular.module('myApp.services', ['myApp.i18n', 'izhukov.utils'])
   }
 })
 
-.service('AppDocsManager', function ($sce, $rootScope, $modal, $window, $q, RichTextProcessor, MtpApiFileManager, FileManager) {
+.service('AppDocsManager', function ($sce, $rootScope, $modal, $window, $q, RichTextProcessor, MtpApiFileManager, FileManager, qSync) {
   var docs = {},
       docsForHistory = {},
       windowW = $(window).width(),
@@ -2918,8 +2923,6 @@ angular.module('myApp.services', ['myApp.i18n', 'izhukov.utils'])
           access_hash: doc.access_hash
         };
 
-    // historyDoc.progress = {enabled: true, percent: 10, total: doc.size};
-
     if (historyDoc.downloaded === undefined) {
       MtpApiFileManager.getDownloadedFile(inputFileLocation, doc.size).then(function () {
         historyDoc.downloaded = true;
@@ -2938,6 +2941,13 @@ angular.module('myApp.services', ['myApp.i18n', 'izhukov.utils'])
           access_hash: doc.access_hash
         };
 
+    if (historyDoc.downloaded && !toFileEntry) {
+      var cachedBlob = MtpApiFileManager.getCachedFile(inputFileLocation);
+      if (cachedBlob) {
+        return qSync.when(cachedBlob);
+      }
+    }
+
     historyDoc.progress = {enabled: !historyDoc.downloaded, percent: 1, total: doc.size};
 
     var downloadPromise = MtpApiFileManager.downloadFile(doc.dc_id, inputFileLocation, doc.size, {
@@ -3011,7 +3021,7 @@ angular.module('myApp.services', ['myApp.i18n', 'izhukov.utils'])
   }
 })
 
-.service('AppAudioManager', function ($sce, $rootScope, $modal, $window, MtpApiFileManager, FileManager) {
+.service('AppAudioManager', function ($sce, $rootScope, $modal, $window, MtpApiFileManager, FileManager, qSync) {
   var audios = {};
   var audiosForHistory = {};
 
@@ -3059,6 +3069,13 @@ angular.module('myApp.services', ['myApp.i18n', 'izhukov.utils'])
           access_hash: audio.access_hash
         };
 
+    if (historyAudio.downloaded && !toFileEntry) {
+      var cachedBlob = MtpApiFileManager.getCachedFile(inputFileLocation);
+      if (cachedBlob) {
+        return qSync.when(cachedBlob);
+      }
+    }
+
     historyAudio.progress = {enabled: !historyAudio.downloaded, percent: 1, total: audio.size};
 
     var downloadPromise = MtpApiFileManager.downloadFile(audio.dc_id, inputFileLocation, audio.size, {