METHOD AND APPARATUS THAT ENABLES A WEB-BASED CLIENT-SERVER APPLICATION TO BE USED OFFLINE

• US 20130110963A1
• Filed: 10/30/2012
• Published: 05/02/2013
• Est. Priority Date: 10/30/2011
• Status: Active Grant

• Current Assignee: LG Electronics, Inc. (LG Corporation)
• Original Assignee: LG Electronics, Inc. (LG Corporation)
• Inventors: Han, Soonbo, Lee, Dongyoung
• Granted Patent: US 9,363,335 B2
• Time in Patent Office: Days
• US Class Current: 709/213
• CPC Class Codes: H04L 67/01 Protocols
• CPC Class Codes: H04L 67/06 specially adapted for file transfer, e.g. file transfer protocol [FTP]

Abstract

The present invention is directed to method and apparatus that enables a web-based client-server application to be used offline that substantially obviate one or more problems due to limitations and disadvantages of the related art. According to one aspect of the present invention, a method for using a web-based client-server application offline, the method comprise: reading a markup file including a list of web resource file and period information; connecting periodically to web server according to the period information; downloading the web resource file included in the markup file form the web server to a cache included in the application.

Claims

1. A method for using a web-based client-server application offline, the method comprising:

reading a markup file including a list of web resource file and period information;

connecting periodically to web server according to the period information; and

downloading the web resource file included in the markup file form the web server to a cache included in the application.

2. The method of claim 1, wherein the method further comprising:

checking periodically whether the web resource file is updated in the web server; and

downloading the updated web resource file included in the markup file form the web server to the cache.

3. The method of claim 1, wherein the method further comprising:

presenting a web page using the downloaded web resource file on offline status.

4. The method of claim 1, wherein the period information is specified in a manifest file included in the markup file.

5. The method of claim 1, wherein the period information is set up by at least one of an author of the application and a user of the application and the application.

6. The method of claim 1, wherein the period information is set up by considering to at least one of a web server'"'"'s priority, and a specified period, and number of visits (frequency of use), and a recently visited site.

7. The method of claim 1, wherein the period information is set up by considering to at least one of a visit history, and a update frequency of the web resource, and the current network usage.

8. The method of claim 1, wherein the period information is set up by considering to at least one of a network situation (3G/Wifi/ wired/roaming/etc), and whether the amount remaining in the current plan data, and a current time (day or night).

9. A computer-readable storage medium storing instructions that when executed by a computer cause the computer to perform a method for using a web-based client-server application offline, the method comprising:

reading a markup file including a list of web resource file and period information;

connecting periodically to web server according to the period information; and

downloading the web resource file included in the markup file form the web server to a cache included in the application.

10. The computer-readable storage medium of claim 9, wherein the method further comprising:

checking periodically whether the web resource file is updated in the web server; and

downloading the updated web resource file included in the markup file form the web server to the cache.

11. The computer-readable storage medium of claim 9, wherein the method further comprising:

presenting a web page using the downloaded web resource file on offline status.

12. The computer-readable storage medium of claim 9, wherein the period information is specified in a manifest file included in the markup file.

13. The computer-readable storage medium of claim 9, wherein the period information is set up by at least one of an author of the application and a user of the application and the application.

14. The computer-readable storage medium of claim 9, wherein the period information is set up by considering to at least one of a web server'"'"'s priority, and a specified period, and number of visits (frequency of use), and a recently visited site.

15. The computer-readable storage medium of claim 9, wherein the period information is set up by considering to at least one of a visit history, and a update frequency of the web resource, and the current network usage.

16. The computer-readable storage medium of claim 9, wherein the period information is set up by considering to at least one of a network situation (3G/Wifi/ wired/roaming/etc), and whether the amount remaining in the current plan data, and a current time (day or night).