Lottery Web Application Case Study

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Introduction

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Customers can buy lottery tickets and check winning numbers online with this web application. To access lottery drawings and log in, users can create accounts. They can buy ticket numbers that are randomly created after logging in. Administrators can create winning numbers for lottery drawings and conduct draws using an administrative interface. After then, users can log in to s?? if the tickets they bought match the winning numbers in order to get rewards. The program is developed. User authentication is provided by for account management and lottery ticket purchasing. Using the framework, it links the frontend website to the backend. The lottery ticket numbers and the winning numbers for each draw are g?n?rat?d at random by the algorithm. Tickets purchased by users are matched. All things considered, databases, web interfaces, and number generation are mad possible, enabling the creation of a feature-rich online lottery platform. Online ticket purchases, random number drawings, winning ticket verification, and administrative control are all made possible by key features.

Discussion

The lottery web application exhibits a number of crucial ?l?m?nts that are usually necessary for an interactive lottery platform. Enabling user registration and login guarant??s that the system is only accessed by verified users (Roth et al. 2022). By integrating authorization controls, it becomes possible to provide specific users privileged access to a range of functions. Important details, such as winning numbers and user accounts, are kept secret thanks to basic lottery features like strong data encryption. The goal of randomized digit generation is to choose lottery numbers in a fair and impartial manner, which is ?ss?ntial for the right odds and payments. Administrators can identify irregularities in user behavior by monitoring activity logs. Although tasks covered validation, security, analytics, and other topics, the platform might benefit from extra features. Options include tools enabling users to organize lottery pools and networks, integration, and sophisticated fraud detection to identify suspicious activity. With mobile apps permitting access on phones, and payment systems managing payouts and purchases. In order to draw and k??p players, the web application will try to offer a completely updated, scurf, and ?nt?rtaining ?xp?ri?nc? related to lottery games by consistently adding new features. 

Task 1: Registration page

Figure 1: Registration page

The above figure is the code of registration page of the lottery web application. It is the fronted part using html. In the registration page input the details like the username of the user, valid email id, password, and a non-alphanumeric character not an alphabet numerical character format, display error messages for invalid registration (Li, 2022). Data of birth follow the format (data- month-year), and input the postcode of the user city.

Lottery Web Application Case Study

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Task 2: Error Handling

Figure 2: Error Handling

In task 2 an error message will display the for invalid username and password. After input wrong details of the user it will display the error message “Please give proper details”. Verifying user input is ?ss?ntial to guarant??ing that the lottery system is only accessed by those who are allowed. Error handling is th?r?for? included in the login and registration pages to detect and handle invalid donations (Greenberg et al. 2020). To be more accurate, the program will prompt the user to input the same information if they ?nt?r a password that differs from the one on film or an invalid username that doesn’t correspond to an account in the system. This error handling prevents unwanted system access by verifying that usernames match r?gist?r?d accounts and passwords match related us?rs. In general, it skis to strengthen security, stop fraudulent login attempts, and guarantee a seamless ?xp?ri?nc? by assisting us?rs in ?nt?ring corr?ct information for successful authorization and authentication on the network. 

Task 3: User Login

Figure 3: Login page

The above figure is the code of the login page of the lottery web application. It is the fronted part using HTML. On the login page, the user can enter their ID and password, all login data must be

Provided appropriate error messages must be shown for invalid logins (Gibovic, and Bikfalvi, 2021). Users can access the lottery application by ?nt?ring their password and unique ID on the login page. A user account that has b??n r?gist?r?d is verified by validation. To stop unwanted access, error messages are shown if the password or ID remain ?nt?r?d incorrectly. The user is prompted to re-enter correct passwords that correspond to a ?xist?nt account via these warnings, which indicate that ?rron?ous details are ware ?nt?r?d. By preventing unauthorized login attempts and only permitting logins with valid ID, password combinations, this maintains security. 

Task 4: User Authorization

Figure 4: User authorization

The above figure is the code of the user authorization of the lottery web application. This code performs. The above figure defines the user authorization which consists of user id, name, and description. Also lottery id, lottery opening date, closing date, winner ticket. For lottery and user authorization in an online application built with and the framework. It has an ID, name, and description field in its User model (Prassanna, and Venkataraman, 2021). A lottery model is also available, which includes fields for the user, ID, closing and opening dates, and winning ticket. These models work together to provide the database structure n??d?d to hold user and lottery data. The models enable the web app to choose randomly winning tickets, maintain lottery data, authorize users, and perform other functions. 

Task 5: User Accounts

Figure 5: User account

The above figure is the code of the user account of the lottery web application. (Sofiana, and Sunni, 2021). The above code defines the user account. Using the form the user can change password, confirm password, User ID must be displayed Email must be displayed First Name must be displayed Last Name must be displayed Phone number must be Displayed through this user account.

Task 6: Logging User Activity

Figure 6: Logging user activity

The above figure is the code of settings backend of the lottery web application. (Gibovic, and Bikfalvi, 2021). The abode code defines the login user activity. Through this user activity, the Date and time of registration should be stored in the database, Extend Admin page to include a new division with the title User Activity Logs and a boon with text View User Activity User Activity Logs division must show.

Task 7: Data Encryption

Figure 7: Purchasing ticket

The above figure is the code of the play lotteries page of the lottery web application. It is the fronted part using html. In this task lottery encrypted lottery data. It's the different lottery ticket all draw numbers decrypted for matching against winning draws can remain decrypted in the database.

Task 8: Draw Number Generation

Figure 8: Buy number

The above figure is the code of the number generation of the lottery web application, The above figure defines the number generation (Krause et al. 2020). It defines the lottery ticket's random number. It improves the distribution of the ticket number. For invalid ticket number it displays the error message.

Task 9: Data Transmission

Figure 9: My ticket page

The above figure is the code of the views of the lottery web application. It is the fronted part using html. The above code defines the data transmission of the lottery ticket. It also responds to the user browser. The associated information, such as the draw dates and numbers, must be displayed again in the web interface when a player buys a lottery ticket (Sonboli et al. 2020). By requesting the information from the server and returning the ticket details to the client browser, it guarantees that users s?? and confirm their ticket orders in real-time. This makes it possible to play lottery games online with a smooth transaction flow.

Conclusion

To conclude, the lottery web application shows off the ?ss?ntial features for managing accounts, registering users, and playing lottery games. To stop improper submissions, the registration page verifies user input and shows the relevant error messages. User ID and password matching is necessary for a scurf login, and failed login attempts are handled using error handling. Important information, like contact details and passwords, may be updated via the user account area after logging in. Administrators may monitor system utilization with transparency by tracking user activity through login dates, timings, and other details. Using these lottery application users can easily obtain the lottery ticket. Play the lottery to purchase ticket 6 from 60 numbers of the tickets. After playing the lottery the user checks the winner .These systems make possible tickets to play the lottery game and smooth the data transaction flow. It requests the information of the ticket from the user server to the client browser.

References

Journals

• Gibovic, D. and Bikfalvi, A., 2021. Incentives for plastic recycling: How to engage citizens in active collection. Empirical evidence from Spain. Recycling, 6(2), p.29.
• Gibovic, D. and Bikfalvi, A., 2021. Incentives for Plastic Recycling: How to Engage Citizens in Active Collection. Empirical Evidence from Spain. Recycling 2021, 6, 29.
• Greenberg, E., Luetmer, G., Chien, C. and Monarrez, T., 2020. Who Wins the Preschool Lottery? Applicants and Application Patterns in DC Public Prekindergarten. Research Report. Urban Institute.
• Jia, Z., Chen, R. and Li, J., 2019, December. Delottery: a novel decentralized lottery system based on blockchain technology. In Proceedings of the 2019 2nd International Conference on Blockchain Technology and Applications (pp. 20-25).
• Krause, A., Zirkelbach, C., Hasselbring, W., Lenga, S. and Kröger, D., 2020, March. Microservice decomposition via static and dynamic analysis of the monolith. In 2020 IEEE International Conference on Software Architecture Companion (ICSA-C) (pp. 9-16). IEEE.
• Li, A., 2022, June. shinyjackpot: Visualizing lottery gambling in a large canadian city. In International Conference on Human-Computer Interaction (pp. 237-242). Cham: Springer International Publishing.
• Prassanna, J. and Venkataraman, N., 2021. Adaptive regressive holt–winters workload prediction and firefly optimized lottery scheduling for load balancing in cloud. Wireless Networks, 27, pp.5597-5615.
• Roth, S., Calzavara, S., Wilhelm, M., Rabitti, A. and Stock, B., 2022. The Security Lottery: Measuring {Client-Side} Web Security Inconsistencies. In 31st USENIX Security Symposium (USENIX Security 22) (pp. 2047-2064).
• Sofiana, N.E. and Sunni, M.I., 2021. The Application of Article 53 of KHI (Islamic Law Compilation) Regarding Pregnant Marriage in Lottery Marriage. Jurnal Ilmiah Al-Syir'ah, 19(1), pp.122-135.
• Sonboli, N., Burke, R., Mattei, N., Eskandanian, F. and Gao, T., 2020. " And the Winner Is...": Dynamic Lotteries for Multi-group Fairness-Aware Recommendation. arXiv preprint arXiv:2009.02590.