修改zipjs L719 catch

lib/zip.js

@@ -716,11 +716,17 @@
 		function seekEOCDR(offset, entriesCallback) {
 			reader.readUint8Array(reader.size - offset, offset, function(bytes) {
 				var dataView = getDataHelper(bytes.length, bytes).view;
+				try{
 					if (dataView.getUint32(0) != 0x504b0506) {
 						seekEOCDR(offset + 1, entriesCallback);
 					} else {
 						entriesCallback(dataView);
 					}
+				}catch(e){
+					console.log(e);
+					onerror(ERR_READ);
+				}
+
 			}, function() {
 				onerror(ERR_READ);
 			});

src/protocal/mindmanager.js

@@ -74,6 +74,10 @@ KityMinder.registerProtocal( 'mindmanager', function () {
         return result;
     }
 
+    function onerror(){
+        alert('xmind文件过程解压出错，请检查该文件是否损坏');
+    }
+
     function getEntries( file, onend ) {
         zip.createReader( new zip.BlobReader( file ), function ( zipReader ) {
             zipReader.getEntries( onend );

src/protocal/xmind.js

@@ -80,6 +80,10 @@ KityMinder.registerProtocal( 'xmind', function () {
         return result;
     }
 
+    function onerror(){
+        alert('xmind文件过程解压出错，请检查该文件是否损坏');
+    }
+
     function getEntries(file, onend) {
         zip.createReader(new zip.BlobReader(file), function(zipReader) {
             zipReader.getEntries(onend);