CN112863327B - Sign board screen projection method and system based on code scanning technology - Google Patents
Sign board screen projection method and system based on code scanning technology Download PDFInfo
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- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
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Abstract
The invention discloses a billboard screen projection method and a system based on a code scanning technology, wherein the method comprises the following steps: binding the user account and the billboard report, establishing a screen projection scheme according to the billboard report and storing the screen projection scheme; a database is established in advance to store all available browser information, and meanwhile, a browser generates a browser two-dimensional code containing browser information of the browser; scanning the two-dimensional code of the browser by using the user account, and searching in a database according to the acquired browser information to obtain a target browser; calling the saved screen projection scheme and sending the saved screen projection scheme to a target browser for screen projection display; the system comprises: a mobile terminal; the background system comprises an account number binding module, a scheme saving module, a database module and a scheduling module; a browser. Various reports can be automatically and alternately played on the electronic billboard according to a scheme required by a user, manual switching of personnel is not needed, and labor waste is reduced; a plurality of watching boards are not required to be purchased, so that the economic cost is reduced; the system can automatically rotate according to the set time, and the automation degree of the billboard is improved.
Description
Technical Field
The invention relates to a screen projection technology, in particular to a billboard screen projection method and a billboard screen projection system based on a code scanning technology.
Background
Nowadays, more and more warehouses and factories introduce advanced modern electronic equipment for storage and production management, wherein the electronic billboard setting is included. The electronic watching boards are used for displaying the contents of task targets, task progress and the like in real time so as to quickly and effectively carry out operation adjustment and management on the site. People are good at utilizing the electronic billboard to carry out visual management, help supply chain trades such as storage, production to improve operating efficiency, and really, the appearance of electronic billboard has also greatly improved on-the-spot visual degree and operating efficiency, however, current electronic billboard system also has the place that can optimize:
at present, most electronic boards are displayed in the same board mode, for example, a board is used for displaying warehousing ex-warehouse real-time reports, and a board is used for displaying warehousing in real-time reports.
Solutions to this problem are common:
1. if a user only uses one billboard, the report style can be manually switched when the user wants to switch another real-time report, however, the user does not need to add complicated work content.
2. Another common solution is to purchase multiple signboards, and one billboard shows one report, but this method occupies resources and increases economic cost.
3. Some users can adopt a mode of placing various reports on one board, as shown in the following figures, but the scheme is limited in that various reports are squeezed on one board, and the displayed content is very small (unless the board is very large, the storage or production environment generally cannot provide a place with the size of the board for placing, and in addition, the large board generally needs to be customized and has very high cost), but the system is inconvenient for field personnel to check and cannot play the role of the board.
Disclosure of Invention
In view of the defects existing at present, the invention provides a billboard screen-projection method and system based on a code-scanning technology, which can automatically project various reports on a browser according to a screen-projection scheme required by a user, do not need manual switching of personnel, and reduce labor waste; and a plurality of signboards are not required to be purchased, so that the economic cost is reduced.
In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:
a billboard screen-projecting method based on a code-scanning technology comprises the following steps:
binding the user account and the billboard report, establishing a screen projection scheme according to the billboard report and storing the screen projection scheme;
a database is established in advance to store all available browser information, and meanwhile, a browser generates a browser two-dimensional code containing browser information of the browser;
scanning the two-dimensional code of the browser by using the user account, and searching in a database according to the acquired browser information to obtain a target browser;
and calling the saved screen projection scheme and sending the saved screen projection scheme to a target browser for screen projection display.
According to one aspect of the invention, the binding the user account and the billboard report, and the establishing and storing the screen projection scheme according to the billboard report comprises: user accounts are registered in a background system, each user account is bound with one or more roles, and each role is bound with one or more billboard reports.
According to an aspect of the present invention, the binding the user account and the billboard report, and establishing and storing the screen projection scheme according to the billboard report further includes: logging in a background system through a WeChat public number, judging whether a user account is registered or not by the background system, determining whether a user name and a password are correct or not by using an account table after the registration is confirmed, binding the WeChat OpenID and the account if the user name and the password are correct, and entering the background system after the binding is successful; after entering a background system, a screen projection scheme is established through a WeChat public number, a billboard report needing carousel is set, and after playing parameters are input, the screen projection scheme is stored in the background system.
According to one aspect of the invention, the billboard screen-projection method based on the code-scanning technology further comprises the following steps: the saved screen projection scheme can be modified through the WeChat public number; and performing screen projection display preview on the mobile terminal according to the screen projection scheme.
According to one aspect of the invention, the pre-established database stores all available browser information including: and submitting the sessionID values of all the available browsers to a background system, and storing the sessionID as a key in a redis database by the background system.
According to one aspect of the invention, the browser generating the browser two-dimensional code containing the browser information comprises the following steps: and generating the two-dimensional code by adding the timestamp to the sessionID of the browser.
According to one aspect of the invention, the two-dimensional code of the browser is scanned by using the user account, and the target browser is searched in the database according to the acquired browser information: and calling a camera for code scanning by calling a js scanning function of the WeChat logged in the user account, submitting the scanned sessionID and the timestamp to a background system, searching whether a corresponding key exists in the redis by the background system through the submitted sessionID, and setting the browser corresponding to the searched key as a target browser.
According to one aspect of the invention, the retrieving the saved screen projection scheme and sending the saved screen projection scheme to the target browser for screen projection display comprises the following steps: and setting Value corresponding to the key of the target browser as a screen projection scheme number established before, calling the screen projection scheme according to the scheme number by the background system, and sending the screen projection scheme to the target browser for screen projection display of the billboard report.
According to one aspect of the invention, the billboard screen-projection method based on the code-scanning technology further comprises the following steps: and refreshing the two-dimensional code of the browser at regular time according to preset interval time.
A billboard screen-projecting system based on a code-scanning technology comprises:
the mobile terminal is used for establishing a screen projection scheme and scanning a two-dimensional code of a browser;
the background system comprises an account number binding module, a scheme saving module, a database module and a scheduling module;
the account binding module is used for binding a user account and a billboard report;
the scheme storage module is used for storing the screen projection scheme established by the mobile terminal;
the database module is used for storing browser information and searching a target browser according to the two-dimension code information;
the scheduling module is used for scheduling the screen projection scheme to be sent to the browser and transmitting the two-dimensional code information scanned by the mobile terminal to the background system;
and the browser is used for generating a browser two-dimensional code and performing screen projection display according to the screen projection scheme.
The implementation of the invention has the advantages that: the invention relates to a sign board screen projection method and a system based on a code scanning technology, wherein the method comprises the following steps: binding the user account and the billboard report, establishing a screen projection scheme according to the billboard report and storing the screen projection scheme; a database is established in advance to store all available browser information, and meanwhile, the browser generates a browser two-dimensional code containing the browser information of the browser; scanning the two-dimensional code of the browser by using the user account, and searching in a database according to the acquired browser information to obtain a target browser; calling the saved screen projection scheme and sending the saved screen projection scheme to a target browser for screen projection display; the system comprises: a mobile terminal; the background system comprises an account number binding module, a scheme saving module, a database module and a scheduling module; a browser. After the user sets the screen projection scheme, the system can automatically and alternately broadcast various reports on the electronic billboard according to the scheme required by the user, manual switching of personnel is not needed, and labor waste is reduced; a plurality of watching boards are not required to be purchased, so that the economic cost is reduced; the system can automatically rotate according to the set time, so that the automation degree of the billboard is improved; the system supports the user to define the content style of the report form, and has high degree of freedom and humanization. The system can be used only by logging in an account and scanning a code and throwing a screen, and cannot be used without permission, so that the privacy of a user can be protected.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of a billboard screen-projection method based on a code-scanning technology according to a first embodiment of the present invention;
fig. 2 is a schematic view of a billboard screen-projection method based on a code-scanning technology according to a second embodiment of the present invention;
fig. 3 is a schematic view of a billboard screen-projecting system based on a code-scanning technology according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example one
As shown in fig. 1, a billboard screen-projection method based on a code-scanning technology includes the following steps:
step S1: binding the user account and the billboard report, establishing a screen projection scheme according to the billboard report and storing the screen projection scheme;
in practical application, the step S1 of binding the user account and the billboard report, and establishing and storing a screen projection scheme according to the billboard report includes: user accounts are registered in a background system, each user account is bound with one or more roles, and each role is bound with one or more billboard reports.
In practical application, one or more roles are set for each user, one or more bulletin boards which can be displayed are set for each role, and the user can switch among the roles.
In practical application, the step S1 of binding the user account and the billboard report, and establishing and storing the screen projection scheme according to the billboard report further includes: logging in a background system through a WeChat public number, judging whether a user account is registered or not by the background system, determining whether a user name and a password are correct or not by using an account table after the registration is confirmed, binding the WeChat OpenID and the account if the user name and the password are correct, and entering the background system after the binding is successful; after entering the background system, a screen projection scheme is established through a WeChat public number, a billboard report needing carousel is set, playing parameters are input, and the screen projection scheme is stored in the background system.
In practical application, a background system verifies whether a user account is registered or authorized by using a mode of WeChat authorized login oauth2.0, login is allowed only by the registered user account, and whether a user name and a password of the user account are correct can be verified through an account table of the background system.
In practical applications, openID is a user-centric digital identity framework, which is open and decentralized. OpenID creation is based on the concept of: we can authenticate the unique identity of a website by URI (also called URL or website address), and similarly, we can also authenticate the identity of the user by this way. Through the binding of the WeChat OpenID and the account number, a specific mark can be set for the user account number.
In practical application, after logging in a background system, a billboard report which can be seen by a user and a screen projection scheme established by the user are displayed according to the authority of the user account, the user can add a new screen projection scheme, select the content of the billboard report of carousel on a webpage, input the playing parameters of carousel interval time, page refreshing, display sequence frequency and the like, store the screen projection scheme, and name the screen projection scheme by using a scheme number.
In practical application, the billboard screen-projection method based on the code-scanning technology further comprises the following steps: the saved screen projection scheme can be modified through the WeChat public number.
In practical application, after logging in a background system, a user can see the screen projection scheme established by the user, and the user can enter the screen projection scheme to modify, adjust the content of the billboard report, modify the playing parameters and the like.
In practical application, the billboard screen-projection method based on the code-scanning technology further comprises the following steps: and performing screen projection display preview on the mobile terminal according to the screen projection scheme.
In practical application, the screen projection display preview specifically includes: and submitting the scheme query parameters to a background, and directly displaying the scheme query parameters on a screen of the mobile terminal in a set mode after the background returns the scheme query data.
Step S2: a database is established in advance to store all available browser information, and meanwhile, the browser generates a browser two-dimensional code containing the browser information of the browser;
in practical application, the step S2 of pre-establishing a database to store all the available browser information includes: and submitting the sessionID values of all the available browsers to a background system, and storing the sessionID as a key to a redis database by the background system.
In practical application, the browser can be a front-end television device, and other billboard display devices can be selected according to actual needs.
In practical application, the sessionID is a globally unique code automatically generated by the browser and used for identifying the uniqueness of the session between the browser and the background system, and the background system can identify which front-end device browser initiates the request through the sessionID.
In practical applications, redis is a key-value storage system. Similar to Memcached, it supports relatively more stored value types, including string, list, set, zset, and hash. These data types all support push/pop, add/remove, and intersect union and difference, and richer operations, and these operations are all atomic. On this basis, redis supports various different ways of ordering.
In practical application, the generating, by the browser, the browser two-dimensional code containing the browser information of the browser comprises: and generating the two-dimensional code by adding the timestamp to the sessionID of the browser.
And step S3: scanning the two-dimensional code of the browser by using the user account, and searching in a database according to the acquired browser information to obtain a target browser;
in practical application, the step S3 of scanning the two-dimensional code of the browser by using the user account, and searching the database for the target browser according to the acquired browser information includes: and calling a camera for code scanning by calling a js scanning function of the WeChat logged in the user account, submitting the scanned sessionID and the timestamp to a background system, searching whether a corresponding key exists in the redis by the background system through the submitted sessionID, and setting the browser corresponding to the searched key as a target browser.
In practical application, after receiving the sessionID submitted by the WeChat end, the background system searches whether a corresponding key exists in the redis, if not, an error is returned to remind a user to continue scanning, and if yes, the background system can confirm which browser the scanned two-dimensional code specifically belongs to, namely, a target browser.
And step S4: and calling the saved screen projection scheme and sending the saved screen projection scheme to a target browser for screen projection display.
In practical application, the retrieving the saved screen projection scheme and sending the retrieved screen projection scheme to a target browser for screen projection display includes: and setting Value corresponding to the key of the target browser as a screen projection scheme number established before, calling the screen projection scheme by the background system according to the scheme number, and sending the screen projection scheme to the target browser for screen projection display of the billboard report.
In practical application, the Value corresponding to the key of the target browser can be modified into the required screen projection scheme number, the background system continues to read the redis and read the Value corresponding to the key, and if the screen projection scheme number can be read, the screen projection scheme is called according to the scheme number and sent to the television browser corresponding to the key for screen projection display of the billboard report.
In practical application, the billboard screen-projection method based on the code-scanning technology further comprises the following steps: and refreshing the two-dimensional code of the browser at regular time according to preset interval time.
In practical application, according to the interval time of 10 seconds, the two-dimensional code is generated by adding the sessionID and the timestamp, the two-dimensional code is automatically refreshed on the browser, the television browser can be scanned after each refreshing period and sends the sessionID to the background system, and the background system can read the corresponding screen-casting scheme number in redis by using the sessionID as a key.
Example two
As shown in fig. 2, a specific implementation method of the billboard screen-projection method based on the code-scanning technology is shown.
And 102, the system judges whether the user name and the password are correct or not by using an account table, if so, the WeChat OpenID and the account are bound, and the system enters the system after the binding is successful, and if not, the system prompts that the account or the password is input wrongly and the account or the password is input again.
103, the system lists the screen projection schemes and the billboard reports which can be seen according to the login user account authority, each user belongs to one or more roles, each role is endowed with one or more billboard reports, and therefore each user can view the billboard reports and the screen projection schemes generated by the user according to the role authority range of the user.
And 104, after clicking the bulletin board report menu button by the user, submitting the query parameters to the background, and directly displaying the query parameters on the mobile phone screen in a set mode after the background returns the query data.
And 105, the user can newly add and modify a screen projection scheme through the WeChat public number, a carousel billboard report is selected on a webpage, playing parameters such as carousel interval time, page refreshing frequency and the like are input, if the scheme is a new scheme, a scheme name needs to be given to the scheme, and the scheme is stored by the system according to the personal dimension of the user for subsequent viewing, modification and screen projection.
106, generating a two-dimensional code by adding a timestamp to the sessionID of the browser, submitting the sessionID value to a background, storing the sessionID as a key in the background to redis, wherein the sessionID is a globally unique code automatically generated by the browser and used for identifying the uniqueness of a foreground webpage and a background system session, the background can identify which front-end equipment initiates a request through the sessionID, when a WeChat end scans a code and launches a screen, submitting the sessionID to the background, finding a corresponding browser through the sessionID by a background program, and sending the launched content to the browser according to a screen launching scheme submitted by the WeChat end.
And step 107, generating a two-dimensional code by adding the timestamp to the sessionID according to the interval time of 10 seconds, and automatically refreshing the two-dimensional code at the front end.
And step 108, calling a mobile phone camera for code scanning by the system by calling the WeChat js scanning function, and submitting the scanned sessionID and the scanned timestamp to a background.
And step 109, after receiving the sessionID submitted by the WeChat webpage end, the background searches whether a corresponding key exists in redi s, and if not, an error is returned to remind the user to continue scanning.
And 110, the background searches whether a key exists in redis by using the sessionID submitted by the WeChat webpage end, if yes, the Value corresponding to the key is set as a screen-casting scheme number, the television browser sends the sessionID to the background in the next refreshing period, the background reads the corresponding screen-casting scheme number in redis by using the sessionID as the key, if yes, the background interface is called according to the scheme number to obtain the screen-casting scheme for screen casting, and an instruction is sent to the television browser to enable the television browser to jump to a billboard report page for screen casting display.
EXAMPLE III
As shown in fig. 3, a billboard screen-projection system based on code-scanning technology includes:
the mobile terminal 1 is used for logging in a user account, establishing a screen projection scheme and scanning a two-dimensional code of a browser;
the background system 2 comprises an account number binding module 21, a scheme saving module 22, a database module 23 and a scheduling module 24;
the account binding module 21 is used for registering a user account and binding a billboard report;
the scheme storage module 22 is used for storing the screen projection scheme established by the mobile terminal;
the database module 23 is used for storing browser information and searching a target browser according to the two-dimensional code information;
the scheduling module 24 is configured to call a screen-casting scheme to send to a browser, and forward two-dimensional code information scanned by the mobile terminal to a background system;
and the browser 3 is used for generating a browser two-dimensional code and performing screen projection display according to the screen projection scheme.
The working principle of the embodiment is as follows: the user registers an account number and finishes binding with a billboard report form through the account number binding module 21 of the mobile terminal 1, after the account number is registered, the user logs in the account number and establishes a screen projection scheme on the mobile terminal 1, the screen projection scheme is stored by the scheme storage module 22, after all available browser information is stored by the database module 23, the mobile terminal 1 scans a two-dimensional code of the browser 3 and submits the two-dimensional code information to the database module 23 through the scheduling module 24, the database module 23 searches the target browser 3 according to the two-dimensional code information, and after the target browser is confirmed, the screen projection scheme is called by the scheduling module 24 and sent to the browser 3 to finish screen projection display according to the screen projection scheme.
The implementation of the invention has the advantages that: the invention discloses a billboard screen-projecting method and a billboard screen-projecting system based on a code-scanning technology, wherein the method comprises the following steps: binding the user account and the billboard report, establishing a screen projection scheme according to the billboard report and storing the screen projection scheme; a database is established in advance to store all available browser information, and meanwhile, the browser generates a browser two-dimensional code containing the browser information of the browser; scanning the two-dimensional code of the browser by using the user account, and searching in a database according to the acquired browser information to obtain a target browser; calling the saved screen projection scheme and sending the saved screen projection scheme to a target browser for screen projection display; the system comprises: a mobile terminal; the background system comprises an account number binding module, a scheme storage module, a database module and a scheduling module; a browser. After the user sets the screen projection scheme, the system can automatically and alternately broadcast various reports on the electronic billboard according to the scheme required by the user, manual switching of personnel is not needed, and labor waste is reduced; a plurality of signboards are not required to be purchased, so that the economic cost is reduced; the system can automatically alternate according to the set time, so that the automation degree of the billboard is improved; the system supports the user to define the content style of the report form, and has high degree of freedom and humanization. The system can be used only by logging in an account and scanning a code and throwing a screen, and cannot be used without permission, so that the privacy of a user can be protected.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention disclosed herein should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. A billboard screen-projecting method based on a code-scanning technology is characterized by comprising the following steps:
binding a user account and a billboard report, registering the user account in a background system, binding one or more roles to each user account, binding one or more billboard reports to each role, and establishing a screen projection scheme according to the billboard reports and storing the screen projection scheme;
establishing a database in advance to store information of all available browsers, submitting sessionID values of all the available browsers to a background system, storing sessionID as a key in a redis database by the background system, generating browser two-dimensional codes containing browser information of the browser by the browser, and generating the two-dimensional codes by adding a timestamp to the sessionID of the browser;
scanning the two-dimensional code of the browser by using the user account, and searching in a database according to the acquired browser information to obtain a target browser;
and calling the saved screen projection scheme and sending the screen projection scheme to a target browser for screen projection display.
2. The sign-on-screen method based on the code-scanning technology of claim 1, wherein the binding of the user account and the sign report, the establishing and saving of the screen-on-screen scheme according to the sign report further comprises: logging in a background system through a WeChat public number, judging whether a user account is registered or not by the background system, determining whether a user name and a password are correct or not by using an account table after the registration is confirmed, binding the WeChat OpenID and the account if the user name and the password are correct, and entering the background system after the binding is successful; after entering the background system, a screen projection scheme is established through the WeChat public number, a bulletin board report needing carousel is set, and after playing parameters are input, the screen projection scheme is stored in the background system.
3. The sign board screen projection method based on the code scanning technology as claimed in claim 1, wherein the sign board screen projection method based on the code scanning technology further comprises the steps of: the saved screen projection scheme can be modified through the WeChat public number; and performing screen projection display preview on the mobile terminal according to the screen projection scheme.
4. The sign board screen-projection method based on the code-scanning technology of claim 1, wherein the two-dimensional code of the browser is scanned by using the user account, and the target browser is found in the database according to the acquired browser information: and calling a camera for code scanning by calling a j s scanning function of the WeChat logged in the user account, submitting the scanned sessionID and the timestamp to a background system, searching whether a corresponding key exists in the redis by the background system through the submitted sessionID, and setting the browser corresponding to the searched key as a target browser.
5. The sign board screen-projection method based on the code-scanning technology, as claimed in claim 4, wherein the retrieving the saved screen-projection scheme and sending the retrieved screen-projection scheme to the target browser for screen-projection display includes: and setting Value corresponding to the key of the target browser as a screen projection scheme number established before, calling the screen projection scheme according to the scheme number by the background system, and sending the screen projection scheme to the target browser for screen projection display of the billboard report.
6. The code scanning technology-based billboard screen projection method according to claim 1, further comprising the steps of: and refreshing the two-dimension code of the browser at regular time according to preset interval time.
7. The utility model provides a billboard screen-projecting system based on sweep sign indicating number technique which characterized in that includes:
the mobile terminal is used for establishing a screen projection scheme and scanning the two-dimensional code of the browser;
the background system comprises an account number binding module, a scheme saving module, a database module and a scheduling module;
the account binding module is used for binding a user account and a billboard report;
the scheme storage module is used for storing the screen projection scheme established by the mobile terminal;
the database module is used for storing browser information and searching a target browser according to the two-dimensional code information;
the scheduling module is used for scheduling the screen projection scheme to be sent to the browser and transmitting the two-dimensional code information scanned by the mobile terminal to the background system;
and the browser is used for generating a browser two-dimensional code and performing screen projection display according to the screen projection scheme.
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