WO2012151993A1

WO2012151993A1 - Service pushing method and device

Info

Publication number: WO2012151993A1
Application number: PCT/CN2011/083982
Authority: WO
Inventors: 黄钦; 李永奇; 徐华; 王凭智
Original assignee: 中兴通讯股份有限公司
Priority date: 2011-10-08
Filing date: 2011-12-14
Publication date: 2012-11-15
Also published as: CN102355500B; CN102355500A

Abstract

Disclosed are a service pushing method and device. The method comprises: a first server acquiring updated service data from a second server; the first server generating a service presentation page according to the service data and a Web template corresponding to the service data; and the first server pushing the generated service presentation page to a client. Through the present invention, resource consumption due to service upgrade implemented by the client is reduced, thereby achieving the purpose of reducing resource consumption of the client and achieving the technical effect of improving the flexibility and scalability of service pushing.

Description

TECHNICAL FIELD The present invention relates to the field of communications, and in particular to a service push method and apparatus. BACKGROUND With the in-depth development of Internet technologies, more and more third-party services have emerged, and many excellent businesses have become or are becoming an indispensable part of the lives of users, such as social networks, news, microblogs, group purchases. Wait. When users use these services, they need to install these business applications on the mobile terminal, and each service corresponds to one installation file. After the business application is upgraded, the user must re-download the new installation file through the client and re-install the installation file to upgrade the business. However, since mobile terminals usually have multiple business applications installed, if each business application needs to be re-downloaded and installed with the latest installation files, it will take up more system resources and storage space. Affect the battery life of the mobile terminal. In view of the above problems in the related art, an effective solution has not yet been proposed. SUMMARY OF THE INVENTION The present invention provides a service push method and apparatus, which solves at least the problem of occupying more system resources caused by the installation and upgrade of a service application on the client side in the related art, thereby achieving a system saving. Resources, technical effects that reduce the complexity of business update operations. According to an aspect of the present invention, a service pushing method is provided, including: a first server acquiring updated service data from a second server; the first server generating a service presentation according to the service data and the web template corresponding to the service data The first server pushes the generated business presentation page to the client. The step of obtaining the web template corresponding to the service data includes: receiving, by the first server, a service update notification message sent by the second server; the first server generating the web template according to the configuration information in the service update notification message. The step of the first server receiving the service update notification message sent by the second server includes: the second server receiving the service update detection message sent by the first server; the second server determining, according to the service update detection message, whether the locally provided service is updated; If the update is performed, the second server sends the configuration information of the updated service to the first server in the service update notification message. After the first server sends the generated service presentation page to the client, the foregoing service pushing method further includes: the first server sends the service list to the client; the first server receives the service selection information returned by the client, where, the service selection The information is used to identify the service selected in the service list. The first server obtains the current service data from the server that provides the service identified by the service selection information, and according to the obtained current service data and the service identified by the service selection information. The web template generates a current service presentation page; the first server pushes the generated current service presentation page to the client. The step of the first server obtaining the updated service data from the second server includes: the step of the first server acquiring the updated service data from the second server every predetermined period. The step of the first server pushing the generated service presentation page to the client includes: the client receiving the address of the service presentation page sent by the first server; and the client loading the service presentation page according to the address. After the first server generates the service presentation page according to the service data and the web template corresponding to the service data, the foregoing service pushing method further includes: the first server caches the web template until the web template is updated; and during the cache of the web template, When the client requests the service data, the first server generates a service presentation page according to the service data and the cached web template, and pushes the generated service presentation page to the client. The step of the first server generating the service presentation page according to the service data and the web template corresponding to the service data includes: the first server parses and encapsulates the service data to obtain data required by the web template; and writes the data into the web template to obtain a service presentation page. . According to another aspect of the present invention, a service push device is provided, the device is located on a first server, and the service push device includes: an obtaining unit, configured to obtain updated service data from a second server; And configured to generate a service presentation page according to the service data and the web template corresponding to the service data; and the pushing unit is configured to push the generated service presentation page to the client. The generating unit in the service pushing device includes: a receiving module, configured to receive a service update notification message sent by the second server; and a generating module, configured to generate a web template according to the configuration information in the service update notification message. The service pushing device further includes: a receiving unit, configured to receive the service selection information returned by the client, where the service selection information is used to identify the service selected in the service list; wherein the acquiring unit is further configured to The current service data is obtained on the server of the service; the generating unit is further configured to generate a current service presentation page according to the obtained current service data and the web template corresponding to the service identified by the service selection information; the pushing unit is further configured to be generated After the service presentation page is pushed to the client, the service list is sent to the client; the generated current service presentation page is pushed to the client. In the present invention, the service upgrade, the service addition or the deletion are performed on the server, and the user does not need to re-download and install the application to complete the upgrade of the service, and the installation and upgrade of the business application are performed on the client side. The problem of more system resources, thereby saving system resources, reducing the complexity of service update operations, and achieving the technical effect of improving the flexibility and scalability of service push. BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings, which are set to illustrate,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing a preferred structure of a service push device according to an embodiment of the present invention; FIG. 2 is a preferred flow chart of a service push method according to an embodiment of the present invention; FIG. 4 is a schematic diagram of another preferred structure of the service pushing method according to the embodiment of the present invention; and FIG. 5 is another preferred flowchart of the service pushing method according to the embodiment of the present invention. BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, the present invention will be described in detail with reference to the accompanying drawings. It should be noted that the embodiments in the present application and the features in the embodiments may be combined with each other without conflict. In the following embodiments, the communication may be implemented by a wireless connection or a wired connection or a combination of both, which is not limited by the present invention. Embodiment 1 As shown in FIG. 1 , the present invention provides a preferred service pushing device, where the device is located on a first server, and the service pushing device includes: an obtaining unit 101, configured to obtain an updated version from the second server. The service unit 102 is configured to communicate with the obtaining unit 101, and is configured to generate a service presentation page according to the service data and the web template corresponding to the service data. The pushing unit 103 is configured to communicate with the generating unit 102, and is configured to push the generated service presentation page. To the client. In the above preferred embodiment, the updated service data is obtained by the third-party server, and the corresponding service presentation page is generated, and the service presentation page is pushed to the client for presentation, thereby reducing the implementation of the service by the client itself. The resource consumption caused by the upgrade achieves the purpose of reducing the consumption of client resources, thereby achieving the technical effect of improving the flexibility and scalability of the service push. In a preferred embodiment of the present invention, the generating unit 102 includes: a receiving module, configured to receive a service update notification message sent by the second server; and a generating module, configured to communicate with the receiving module, configured to configure information according to the service update notification message To generate a web template. In the above preferred embodiment, the web template for generating the service presentation page in the first server can be ensured by timely receiving the update message on the second server and updating the web template in time through the update message. The services provided by the two servers are consistent, which in turn ensures that the user can get the updated service presentation page. In a preferred embodiment of the present invention, the receiving module receives the service update notification message sent by the second server, where: the second server receives the service update detection message sent by the service pushing device; and the second server responds to the service update detection message. Determining whether the locally provided service is updated; if the update occurs, the second server carries the configuration information of the updated service in the service update notification message and sends the configuration information to the service pushing device. In the above preferred embodiment, the service pushing device adopts a method of actively inquiring the update to the second server, so that the service pushing device can obtain the update information of the service in time, thereby ensuring the timeliness of the service information obtained by the client. Of course, the present invention is not limited thereto, and the second server may also actively notify the service pushing device when it finds that the locally provided service is updated. In various embodiments of the present invention, preferably, the first server may be a separate web server set up in an Internet environment. The web server is compliant with web technology standards, and may select any web server technology, any connection. Clients accessing the Internet environment can access the server. A specific business web service (which can be one or more) is deployed on the web server, and the specific business web service(s) are for presenting third party business services. The second server may be a server that provides the foregoing third-party service. Preferably, the second server may also be a separate web server that is installed in an Internet environment. The above web service program mainly performs the following functions:

1) Obtaining business data from the server providing the third-party service by using an API (Application Programming Interface) provided by a server providing a third-party service, and processing the data, for example, performing parsing and packaging, and persisting operations;

2) Special processing of business data according to client display requirements;

3) According to the business situation and the presentation requirements, the business data of the third-party business is updated periodically or on demand. In a preferred embodiment of the present invention, the service pushing device further includes a receiving unit 104, in communication with the generating unit 102, configured to receive service selection information returned by the client, where the service selection information is used to identify the selected in the service list. The obtaining unit 101 is further configured to acquire current service data from a server that provides the service identified by the service selection information. The generating unit 102 is further configured to: according to the obtained current service data and the service identified by the service selection information. The web template generates a current service presentation page. The push unit 103 is further configured to: after the generated service presentation page is pushed to the client, send the service list to the client; and push the generated current service presentation page to the client. In the above preferred embodiment, the service in the list is identified by providing service selection information, so that the user can select the required service according to his own needs, thereby improving the flexibility of the service push. In a preferred embodiment of the present invention, the obtaining unit 101 obtains the updated service data from the second server, where: the obtaining unit 101 performs the updated service from the second server once every predetermined period. The steps of the data. In the above preferred embodiment, the obtaining unit 101 requests the updated service information in a predetermined cycle, so that the update of the service information can be guaranteed in a scenario where the real-time requirements are not high. Of course, the foregoing method for periodically updating the data is only an example. The present invention is not limited to this, and other methods may be adopted to apply to a scenario with high real-time requirements. For example, the second server may also discover the locally provided service. The updated data is actively sent to the obtaining unit 101 when an update occurs. In a preferred embodiment of the present invention, the step of pushing the generated service presentation page to the client by the pushing unit 103 includes: the client receiving the address of the service presentation page sent by the pushing unit 103; the client loading the service presentation page according to the address. In the above preferred embodiment, if the service is updated, the client needs to perform a page loading operation, and does not need to perform installation and uninstall operations, thereby reducing unnecessary system resource consumption caused by the service upgrade of the client. In a preferred embodiment of the present invention, after the generating unit 102 generates the service presentation page according to the service data and the web template corresponding to the service data, the service pushing device caches the web template until the web template is updated; During the template, if the client requests the service data, the generating unit 102 generates a service presentation page according to the service data and the cached web template, and then the pushing unit 103 pushes the generated service presentation page to the client. In the above preferred embodiment, by caching the web template, the first server does not need to repeatedly download the service data from the second server when the client requests the service multiple times, thereby reducing the operational complexity on the service push device. In a preferred embodiment of the present invention, the generating unit 102 generates a service presentation page according to the service data and the web template corresponding to the service data, where the generating unit 102 parses and encapsulates the service data to obtain the web template. Data; writing the data to the web template to obtain the service presentation Page. In this embodiment, the updated service presentation page can be generated on the server side by the above generation manner. Of course, the above generation method is only an example, and the present invention is not limited thereto. Embodiment 2 Based on the preferred service pushing device shown in FIG. 1, the present invention further provides a preferred service pushing method. As shown in FIG. 2, the specific steps of the method include:

S202: The first server obtains updated service data from the second server.

S204: The first server generates a service presentation page according to the service data and the web template corresponding to the service data.

S206: The first server pushes the generated service presentation page to the client. In the above preferred embodiment, the updated service data is obtained by the third-party server, and the corresponding service presentation page is generated, and the service presentation page is pushed to the client for presentation, thereby reducing the resources caused by the client's own upgrade to the service. Consumption, thereby achieving the purpose of reducing client resource consumption, thereby achieving the technical effect of improving the flexibility and scalability of business push. For example: The first server can be a separate web server set up in the Internet environment. The web server is ergonomically compliant with Web technology standards and can be selected to use any web server technology. Any client accessing the Internet environment can access it. The server. A specific business web service (which may be one or more) is deployed on the web server, and the specific business web service(s) are for presenting third party business services. The second server may be a server that provides the above-mentioned third-party service. Preferably, it may also be a separate web server that is installed in an Internet environment. The above web service program mainly performs the following functions:

1) Using the API (Application Programming Interface) provided by the third-party service to obtain business data from its server site, and processing the data, such as parsing and packaging, and persisting operations;

2) Special processing of business data according to client display requirements; 3) Timely or on-demand updating of third-party business data according to business conditions and presentation requirements. In a preferred embodiment of the present invention, the step of acquiring a web template corresponding to the service data comprises: receiving, by the first server, a service update notification message sent by the second server; the first server generating, according to the configuration information in the service update notification message Web template. In the above preferred embodiment, the service information of the first server is updated by timely receiving the update message on the second server and updating the service web template in time, thereby ensuring the user. Get the latest business information. In a preferred embodiment of the present invention, the step of the first server receiving the service update notification message sent by the second server includes: the second server receiving the service update detection message sent by the first server; and the second server responding to the service update detection The message determines whether the service provided by the local device is updated. If the update occurs, the second server sends the configuration information of the updated service in the service update notification message to the first server. In the above preferred embodiment, the first server adopts a method of actively querying the update to the second server, so that the first server can obtain the update information of the service in time, thereby ensuring the timeliness of the service information obtained by the client. Of course, the present invention is not limited thereto, and the second server may also actively notify the first server when it finds that the locally provided service is updated. In a preferred embodiment of the present invention, after the first server sends the generated service presentation page to the client, the foregoing service pushing method further includes: the first server sends the service list to the client; the first server receives the client. The returned service selection information, where the service selection information is used to identify the service selected in the service list; the first server obtains the current service data from the server that provides the service identified by the service selection information, and according to the obtained current service data. And the web template corresponding to the service identified by the service selection information generates a current service presentation page; the first server pushes the generated current service presentation page to the client. In the above preferred embodiment, when the client selects the required service, the server obtains the service presentation page corresponding to the selected service, and does not need to perform the installation or uninstallation operation locally, thereby improving not only The flexibility and scalability of business push also reduces the resource consumption of the client. In a preferred embodiment of the present invention, the step of the first server obtaining the updated service data from the second server includes: the first server performing the updated service from the second server once every predetermined period The steps of the data. In the above preferred embodiment, the first server requests the updated service information in a predetermined cycle, so that the update of the service information can be guaranteed in a scenario where the real-time requirements are not high. Of course, the foregoing method for periodically updating the data is only an example. The present invention is not limited to this, and other methods may be adopted to apply to a scenario with high real-time requirements. For example, the second server may also discover the locally provided service. The updated data is actively sent to the first server when an update occurs. In a preferred embodiment of the present invention, the step of the first server pushing the generated service presentation page to the client includes: the client receiving the address of the service presentation page sent by the first server; the client according to the address Load the business presentation page. In the above preferred embodiment, if the service is updated, the client needs to perform a page loading operation, and does not need to perform installation and uninstall operations, thereby reducing unnecessary system resource consumption caused by the service upgrade of the client. In a preferred embodiment of the present invention, after the first server generates the service presentation page according to the service data and the web template corresponding to the service data, the foregoing service pushing method further includes: the first server caches the web template until the webpage The template is updated; during the cache of the web template, if the client requests the service data, the first server generates a service presentation page according to the service data and the cached web template, and pushes the generated service presentation page to the client. In the above preferred embodiment, by caching the web template, the first server does not need to repeatedly download the service data from the second server when the client requests the service multiple times, thereby reducing the operational complexity on the first server. In a preferred embodiment of the present invention, the step of the first server generating the service presentation page according to the service data and the web template corresponding to the service data comprises: parsing and encapsulating the service data by the first server to obtain the web template Data; writing the data to the web template to obtain the service presentation page. In this embodiment, the updated service presentation page can be generated on the server side by the above generation manner. Of course, the above generation method is only an example, and the present invention is not limited thereto. Embodiment 3 As shown in FIG. 3, a system for interacting with a web server and a client (for example, an intelligent terminal, a mobile terminal) deployed on the Internet (Internet) is described, and the main part includes a web service deployed in an Internet environment and The web-enabled client is further described below in conjunction with the legend. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Preferably, in all the embodiments of the present invention, the third-party services include, but are not limited to, Internet application services, and a plurality of unified UI visual effects, unified data management, authentication management, and upgrade management services are available on the client. As a third party business. In order to allow users to use these services more intuitively and quickly, these services are generally integrated on the client's desktop, and can be displayed through the general application according to the needs of the business. 1) Describe the preferred embodiment from the web server side:

The deployment of the web server is not specifically limited, and may be an independent or shared networked server, or a third-party commercial cloud. The main task of the web server is to aggregate third-party services and keep them in sync with third-party business data. The web server performs login authentication through an API provided by a third-party service, and acquires and updates service data. On the Web server, you have your own database or your own file system, so that some third-party business data can be saved locally. The Web server can be based on the characteristics of the business and the needs of the user. The business data is updated from the server providing the third-party service as needed to keep it in sync with the server providing the third-party service. In addition, the web server maintains the update and upgrade of the new service, and the update and upgrade of the service is implemented by using the web template, and the upgraded web template (corresponding to the updated business data) is replaced with the old web template to implement the service upgrade, or by adding The web template of the new service synchronizes the business data to the server, and the newly added service is aggregated by the server to generate a new service presentation page, and the notification of the new service is pushed to the client to prompt the user to use. Preferably, the web server further has a user authentication management function, and the client is uniformly managed by the function, including service upgrade, new service promotion, and the like.

2) Describe the preferred embodiment from the client side: This client must first have the ability to access the Internet, and also requires Web components, which can better support Web technology standards, such as HTML (Hypertext) Markup Language, (5), JAVASCRIPT, CSS (Cascading Style Sheets), and even FLASH. In addition, these clients need to support certain or specific programming languages. Secondary development. The web server and the client communicate via a (encrypted;) hypertext transfer protocol. The web server receives the HTTP (Hypertext Transfer Protocol) request from the client, parses the request instruction, invokes the third-party API according to the instruction, acquires the third-party service data, parses and saves, and then invokes the corresponding third-party service web template. The data is bound to the template; the configuration item is returned to the client, and the client requests the corresponding service template file and data according to the configuration item. Based on Figure 3, the present invention provides a preferred system structure diagram, as shown in Figure 4, including: 1) Third Party Service Data Interface API: Through these APIs, our application can maintain sessions and data with third parties. Synchronization.

2) Business data parsing module: Parsing and processing third-party data, according to the data structure provided by the third party, for parsing different data transmission formats including JSON or XML.

3) Web template library: Web implementation templates for all third-party services integrated, including data presentation of third-party services, user interaction, special display effects, etc. When a third-party service is upgraded and redesigned, you only need to replace the template, if necessary, and the interface to bind the data.

4) Configuration item (file): The configuration item used in the web server, which includes some commands for the server to communicate with the client. Through these commands, the server knows which services the client needs to access, and To do the related preparation work, and the client also knows what needs to be done to display the server business, such as which history files are deleted, which templates and data are downloaded.

5) Business data persistence module: The local data of the third-party business is locally persisted on the Web server, for example, the updated business data obtained through the local database cache. 6) Generate module: Receive the client request, call the related method, and obtain the business page corresponding to the business template and business data generation.

7) Presentation module: The service presentation page corresponding to the service data of the updated third-party service is presented to the client. The steps for interacting between the web server and the client in the Internet environment are as shown in FIG. 5, including: one or more clients and a web server deployed in an Internet environment as two ends of the entire process: one end is a client At the end, one end is a web server, and they communicate via an (encrypted) hypertext transfer protocol. The steps shown in Figure 5 include:

S502: The client needs to send a service request to the web server when the service needs to be loaded, and notify the web server client which services need to be loaded. S504: After receiving the request, the web server obtains the current service data from the server that provides the required service according to the parameter, and generates a service presentation page according to the service data and the web template corresponding to the service data, and then, The web server sends a configuration file to the client, where the configuration file records the URL of the service presentation page (Uniform Resource Locator).

S506: The client obtains the URL of the service presentation page to be loaded according to the configuration file, and loads the service presentation page according to the URLs for display. Preferably, according to the needs of the client to display the service, the service presentation page may be generated by one of the following solutions:

1) the web server generates a service presentation page according to the business logic, and the client directly downloads the service presentation page for display; or

2) The client has a built-in web template for service presentation, and obtains the required service data from the web server according to the requirements of the presentation, and performs fusion presentation on the client according to the above web template.

S508: When the client needs to delete the selected service or add a new service, resend a request command to the web server. S510: After receiving the request, parsing and obtaining the service information requested by the client, reconfiguring the web template, removing the service part to be deleted, rebinding the corresponding service generation service presentation page, and regenerating the service presentation page. The URL is returned to the client, and the client requests a new business presentation page based on the new URL. As can be seen from the above description, in various embodiments of the present invention, the service presentation page corresponding to the service data is updated on the server side, and the webpage technology is used on the client side to display the service presentation page corresponding to the updated service data. , thus achieving business updates. The third-party service is implemented through the Web technology, and the Web-based technology is free of installation and server-side upgrades. The server-side pushes service configuration information, service data, and pages to implement user-selection of services and upgrade of the service itself. A service update solution with adaptive features such as automatic expansion and automatic upgrade, which makes it more convenient for users to update third-party services. Obviously, those skilled in the art should understand that the above modules or steps of the present invention can be implemented by a general-purpose computing device, which can be concentrated on a single computing device or distributed over a network composed of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device, such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein. The steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps are fabricated as a single integrated circuit module. Thus, the invention is not limited to any specific combination of hardware and software. The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

Claims

Claim

1. A business push method, comprising:

The first server obtains updated service data from the second server;

The first server generates a service presentation page according to the service data and a web template corresponding to the service data;

The first server pushes the generated service presentation page to the client.

2. The method according to claim 1, wherein the web template corresponding to the service data is obtained by the following steps:

The first server receives the service update notification message sent by the second server; the first server generates the web template according to the configuration information in the service update notification message.

The method according to claim 1, wherein the step of the first server receiving the service update notification message sent by the second server comprises:

The second server receives the service update detection message sent by the first server; the second server determines whether the locally provided service is updated according to the service update detection message;

If the update occurs, the second server sends the configuration information of the service that is updated in the service update notification message to the first server.

The method according to claim 1, wherein after the first server pushes the generated service presentation page to the client, the method further includes:

Sending, by the first server, a service list to the client;

The first server receives service selection information returned by the client, where the service selection information is used to identify a service selected in the service list;

The first server obtains the current service data from the server that provides the service identified by the service selection information, and generates the current service according to the obtained current service data and the web template corresponding to the service identified by the service selection information. Presentation page

The first server pushes the generated current service presentation page to the client. The method according to claim 1, wherein the step of the first server obtaining the updated service data from the second server comprises:

The first server performs the step of obtaining updated service data from the second server every predetermined period. The method according to claim 1, wherein the step of the first server pushing the generated service presentation page to the client comprises:

Receiving, by the client, an address of a service presentation page sent by the first server;

The client loads the service presentation page according to the address. The method according to claim 1 or 2, wherein after the first server generates a service presentation page according to the service data and the web template corresponding to the service data, the method further includes:

The first server caches the web template until the web template is updated; during the cache of the web template, if the client requests the service data, the first server is configured according to the service data. And generating a service presentation page with the cached web template, and pushing the generated service presentation page to the client. The method according to claim 1, wherein the step of the first server generating a service presentation page according to the service data and the web template corresponding to the service data comprises:

The first server parses and encapsulates the service data to obtain data required by the web template;

Writing the data to the web template to obtain the service presentation page. A service pushing device, located on the first server, includes:

An obtaining unit, configured to obtain updated business data from the second server;

a generating unit, configured to generate a service presentation page according to the service data and a web template corresponding to the service data;

The push unit is configured to push the generated service presentation page to the client. The device according to claim 9, wherein the generating unit comprises:

The receiving module is configured to receive the service update notification message sent by the second server, and the generating module is configured to generate the web template according to the configuration information in the service update notification message.

1. The device according to claim 9, further comprising:

a receiving unit, configured to receive service selection information returned by the client, where the service selection information is used to identify a service selected in a service list;

The obtaining unit is further configured to acquire current service data from a server that provides the service identified by the service selection information;

The generating unit is further configured to generate a current service presentation page according to the obtained current service data and a web template corresponding to the service identified by the service selection information;

The pushing unit is further configured to: after the generated service presentation page is pushed to the client, send the service list to the client; and push the generated current service presentation page to the client .