3. A computer-based method for downloading text content and images in web pages, the method comprising: downloading a web page as a temporary extensible markup language (XML) file to a cache of an application server; searching the temporary XML file for predetermined information in the temporary XML file, wherein the predetermined information in the temporary XML file comprises a uniform resource locator (URL) and a title of the web page corresponding to the temporary XML file; searching the temporary XML file for text content in the temporary XML file in response to the determination that the temporary XML file has not been downloaded previously; storing the text content in the temporary XML file into a database; converting a relative path of the image URL to an absolute path by joining the URL of the web page to the front of the relative path of the image URL in response to the determination that that the temporary XML file contains image URLs; storing the absolute path of each image URL in the temporary XML file and a current time into the database as attributes of a corresponding image; generating a local path for each image in the temporary XML file and storing each image into a storage system according to the local path; and appending each local path to attributes of a corresponding image into the database.
3. A computer-based method for downloading text content and images in web pages, the method comprising: downloading a web page as a temporary extensible markup language (XML) file to a cache of an application server; searching the temporary XML file for predetermined information in the temporary XML file, wherein the predetermined information in the temporary XML file comprises a uniform resource locator (URL) and a title of the web page corresponding to the temporary XML file; searching the temporary XML file for text content in the temporary XML file in response to the determination that the temporary XML file has not been downloaded previously; storing the text content in the temporary XML file into a database; converting a relative path of the image URL to an absolute path by joining the URL of the web page to the front of the relative path of the image URL in response to the determination that that the temporary XML file contains image URLs; storing the absolute path of each image URL in the temporary XML file and a current time into the database as attributes of a corresponding image; generating a local path for each image in the temporary XML file and storing each image into a storage system according to the local path; and appending each local path to attributes of a corresponding image into the database. 4. The method of claim 3 , wherein the predetermined information in the temporary XML file further comprises a creation/updated date of the web page corresponding to the temporary XML file.