Exam #1234: "Meme Generator"

Student: s292507 PERUGINI LEONARDO

React Client Application Routes

• Route /: if a user is logged in it lists all public and protected memes, if not it lists only the public memes
• Route /memeDescription: it shows the selected meme with its properties
• Route : redirects the user to the list of memes

API Server

LogIn

• POST /api/login
  • request body content: credentials of the user to be logged in

[
  {
    "username":"drake_bird@lib.it",
    "password":"bird01"
  }
]

• response body content: authenticated user

{
  "id": 2,
  "email": "drake_bird@lib.it",
  "name": "Drake"
}

Check if user is logged in

• GET /api/user/current
• request body: none
• response body: authenticated user

{
  "id": 2,
  "username": "drake_bird@lib.it",
  "name": "Drake"
}

Logout

• DELETE /api/logout/current
• request parameters and request body content: none
• response body content: none

Retrieve all memes

• GET /api/memes
  • request parameters and request body content : none
  • retrieve a json object containing all the memes

Ex:

 [
  {
    "id": 36,
    "title": "Jeans",
    "image": "Winnie",
    "visibility": "Public",
    "creator": "Mike",
    "sentence1": "Jeans",
    "sentence2": "Denim",
    "sentence3": null,
    "font": "Impact",
    "color": "Black",
    "copy": 0
  },
  {
    "id": 37,
    "title": "Soccer",
    "image": "CMM",
    "visibility": "Protected",
    "creator": "Mike",
    "sentence1": "Italy is better than England",
    "sentence2": "Denim",
    "sentence3": null,
    "font": "Arial",
    "color": "Red",
    "copy": 0
  }
 ]

Retrieve all public memes

• GET /api/publicMemes
  • request parameters and request body content : none
  • retrieve a json object containing all the public memes

Ex:

[
  {
    "id": 36,
    "title": "Jeans",
    "image": "Winnie",
    "visibility": "Public",
    "creator": "Mike",
    "sentence1": "Jeans",
    "sentence2": "Denim",
    "sentence3": null,
    "font": "Impact",
    "color": "Black",
    "copy": 0
  },
  {
    "id": 46,
    "title": "Mondays",
    "image": "Fry",
    "visibility": "Public",
    "creator": "Drake",
    "sentence1": "Is it me that hates mondays",
    "sentence2": "or do mondays hate me",
    "sentence3": null,
    "font": "Impact",
    "color": "White",
    "copy": 0
  }
]

Delete a meme

• DELETE /api/memes/deleteMeme/:id
• request parameters: id of the meme to be deleted

Ex: DELETE /api/memes/deleteMeme/1

• Response body: an empty object

Create a meme

• POST /api/memes/createMeme
• request body content: description of the object to add

Ex:

[
  {
   "title":"Space",
   "image":"Fry",
   "visibility":"Public",
   "sentence1":"YES",
   "sentence2":"SIR",
   "sentence3":"!",
   "font":"Impact",
   "color":"White",
   "copy":0
  } 
]

• response body: none

Database Tables

• Table creators - This table is used to store all the information about the meme creators and it contains: id, email, name, hash(of the password)
• Table memes - This table is used to store all the information about the memes and it contains: id, title, image(background image), visibility, creator, sentence1, sentence2, sentence3, font(of the text), color(of the text), copy(if it is a copied(1) or non-copied meme(0))

Main React Components

• Navigation(in Navigation.js): navigation top bar, used to login/logout users, the navbar brand is a link to the home page
• Logout(in Navigation.js): button to logout a user
• MemeTable(in MemeList.js): it's the table the contains all the memes
• MemeRow(in MemeList.js): it renders a single row of the table and it shows the meme title, visibility, creator, and it's status. It has also a copy button and a deleteButton: the first one is enabled if the user is logged and the other one is enabled only if both the user is logged in and he created that meme.
• AddCopyMeme (in MemeForms.js): it contains the modal which lets the authenticated user create or copy a new meme. It can be rendered from the copy button or the add button in the home page. If you are creating a new meme the text boxes will be rendered only after you selected an image.
• DeleteModal(in MemeForms.js): it shows a form to confirm the deletion of a meme
• MemeDescription(in MemeDescription.js): it renders the complete meme on the left side of the page with its properties and the copy and delete button on the right side.
• LoginForm(in Login.js): it renders a form with some validation to let the user log in
• Button(in App.js): this button triggers the modal to create a new meme. It's disabled if the user is not logged in
• Toast(in App.js): it is rendered any time there is an error interacting with the db.

(only main components, minor ones may be skipped)

Screenshot

Users Credentials

username	password	name	id
mikebell@polito.it	webapp	Mike	1
drake_bird@lib.it	bird01	Drake	2
cirotiraggiro@hotmail.it	azzurri21	Ciro	3

Memes by Mike:

• Jeans(public, from scratch)
• Soccer(protected, from scratch)
• Freddie Mercury(Protected, copy)

Memes by Drake:

• Mondays(public, from scratch)
• YouTube Kids(protected, from scratch)
• Brain Surgeon(protected, copy)

Memes by Ciro:

• Sleep(public, from scratch)
• Mask(protected, from scratch)
• Sarcasm(public, copy)