| var ports=[];var isTempStorageCleared=false;var tempStorageError;self.onconnect=function(event) |
| {var newPort=(event.ports[0]);if(isTempStorageCleared){notifyTempStorageCleared(newPort);return;} |
| newPort.onmessage=handleMessage;newPort.onerror=handleError;ports.push(newPort);if(ports.length===1) |
| clearTempStorage();} |
| function clearTempStorage() |
| {function didFail(e) |
| {tempStorageError="Failed to clear temp storage: "+e.message+" "+e.name;console.error(tempStorageError);didClearTempStorage();} |
| function didGetFS(fs) |
| {fs.root.createReader().readEntries(didReadEntries,didFail);} |
| function didReadEntries(entries) |
| {var remainingEntries=entries.length;if(!remainingEntries){didClearTempStorage();return;} |
| function didDeleteEntry() |
| {if(!--remainingEntries) |
| didClearTempStorage();} |
| function failedToDeleteEntry(e) |
| {tempStorageError="Failed to delete entry: "+e.message+" "+e.name;console.error(tempStorageError);didDeleteEntry();} |
| for(var i=0;i<entries.length;i++){var entry=entries[i];if(entry.isFile) |
| entry.remove(didDeleteEntry,failedToDeleteEntry);else |
| entry.removeRecursively(didDeleteEntry,failedToDeleteEntry);}} |
| self.webkitRequestFileSystem(self.TEMPORARY,10,didGetFS,didFail);} |
| function didClearTempStorage() |
| {isTempStorageCleared=true;for(var i=0;i<ports.length;i++) |
| notifyTempStorageCleared(ports[i]);ports=null;} |
| function notifyTempStorageCleared(port) |
| {port.postMessage({type:"tempStorageCleared",error:tempStorageError});} |
| function handleMessage(event) |
| {if(event.data.type==="disconnect") |
| removePort(event.target);} |
| function handleError(event) |
| {console.error("Error: "+event.data);removePort(event.target);} |
| function removePort(port) |
| {if(!ports) |
| return;var index=ports.indexOf(port);ports.splice(index,1);}; |
