Functional

.gitignore

@@ -130,3 +130,4 @@ dist
 .yarn/install-state.gz
 .pnp.*
 
+/data

expressHandler.js

@@ -1,14 +1,17 @@
 const express = require("express"),
-path = require("path")
+bodyParser = require("body-parser"),
+paths = require("./fileHandler.js").paths
 
 const PORT = process.env.PORT || 8080
 
 const app = express()
 
-const staticPath = path.join(__dirname, "static")
+app.use(express.static(paths.static))
-
-app.use(express.static(staticPath))
 
 app.listen(PORT, () => {
     console.log("QuickURL now listening for PORT: " + PORT)
-})
+})
+
+module.exports = {
+    app: app
+}

fileHandler.js

@@ -0,0 +1,69 @@
+const path = require("path"),
+chokidar = require("chokidar"),
+fs = require("fs")
+
+var paths = {
+    static: path.join(__dirname, "static"),
+    postUrl: path.join(__dirname, "resources/html/postUrl.html"),
+    redirWarn: path.join(__dirname, "resources/html/redirWarn.html"),
+    data: path.join(__dirname, "data"),
+    config: path.join(__dirname, "data/config.json"),
+    defaultConfig: path.join(__dirname, "resources/json/config.json"),
+    urls: path.join(__dirname, "data/urls.json")
+}
+
+module.exports = {
+    paths,
+    config: undefined,
+    urls: [],
+    writeUrls: function (props) {
+        var urls = module.exports.urls
+        props.shortCode = 0
+        
+        for (var i in urls) {
+            props.shortCode = urls[i].shortCode + 1
+        }
+
+        if (props.shortCode > 100000) {
+            props.shortCode = 0
+        }
+
+        urls.push(props)
+
+        var expirePoint = 0
+
+        for (var i in urls) {
+            var url = urls[i] 
+            if (url.expire < Date.now()) {
+                expirePoint = i
+                continue
+            }
+        }
+
+        urls.splice(0, expirePoint)
+
+        fs.writeFileSync(paths.urls, JSON.stringify(module.exports.urls))
+        return props
+    }
+}
+
+var currentConfig = JSON.parse(fs.readFileSync(paths.config))
+var defaultConfig = JSON.parse(fs.readFileSync(paths.defaultConfig))
+currentConfig = Object.assign({}, defaultConfig, currentConfig)
+fs.writeFileSync(paths.config, JSON.stringify(currentConfig))
+
+var watcher = chokidar.watch(paths.data)
+
+function dataUpdate() {
+    module.exports.config = JSON.parse(fs.readFileSync(paths.config))
+}
+
+watcher
+.on("change", dataUpdate)
+.on("add", dataUpdate)
+
+if (!fs.existsSync(paths.urls)) {
+    fs.writeFileSync(paths.urls, "[]")
+}
+
+module.exports.urls = JSON.parse(fs.readFileSync(paths.urls))

index.js

@@ -1 +1,3 @@
-require("./expressHandler.js")
+require("./fileHandler.js")
+require("./expressHandler.js")
+require("./shortener.js")

package-lock.json

@@ -9,6 +9,7 @@
       "version": "0.0.1",
       "license": "Unlicense",
       "dependencies": {
+        "chokidar": "^3.6.0",
         "express": "^4.19.2"
       }
     },
@@ -25,12 +26,37 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/anymatch": {
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.3.tgz",
+      "integrity": "sha512-KMReFUr0B4t+D+OBkjR3KYqvocp2XaSzO55UcB6mgQMd3KbcE+mWTyvVV7D/zsdEbNnV6acZUutkiHQXvTr1Rw==",
+      "license": "ISC",
+      "dependencies": {
+        "normalize-path": "^3.0.0",
+        "picomatch": "^2.0.4"
+      },
+      "engines": {
+        "node": ">= 8"
+      }
+    },
     "node_modules/array-flatten": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
       "integrity": "sha512-PCVAQswWemu6UdxsDFFX/+gVeYqKAod3D3UVm91jHwynguOwAvYPhx8nNlM++NqRcK6CxxpUafjmhIdKiHibqg==",
       "license": "MIT"
     },
+    "node_modules/binary-extensions": {
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.3.0.tgz",
+      "integrity": "sha512-Ceh+7ox5qe7LJuLHoY0feh3pHuUDHAcRUeyL2VYghZwfpkNIy/+8Ocg0a3UuSoYzavmylwuLWQOf3hl0jjMMIw==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=8"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/body-parser": {
       "version": "1.20.2",
       "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.20.2.tgz",
@@ -55,6 +81,18 @@
         "npm": "1.2.8000 || >= 1.4.16"
       }
     },
+    "node_modules/braces": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.3.tgz",
+      "integrity": "sha512-yQbXgO/OSZVD2IsiLlro+7Hf6Q18EJrKSEsdoMzKePKXct3gvD8oLcOQdIzGupr5Fj+EDe8gO/lxc1BzfMpxvA==",
+      "license": "MIT",
+      "dependencies": {
+        "fill-range": "^7.1.1"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/bytes": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.2.tgz",
@@ -83,6 +121,30 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/chokidar": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.6.0.tgz",
+      "integrity": "sha512-7VT13fmjotKpGipCW9JEQAusEPE+Ei8nl6/g4FBAmIm0GOOLMua9NDDo/DWp0ZAxCr3cPq5ZpBqmPAQgDda2Pw==",
+      "license": "MIT",
+      "dependencies": {
+        "anymatch": "~3.1.2",
+        "braces": "~3.0.2",
+        "glob-parent": "~5.1.2",
+        "is-binary-path": "~2.1.0",
+        "is-glob": "~4.0.1",
+        "normalize-path": "~3.0.0",
+        "readdirp": "~3.6.0"
+      },
+      "engines": {
+        "node": ">= 8.10.0"
+      },
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
+      },
+      "optionalDependencies": {
+        "fsevents": "~2.3.2"
+      }
+    },
     "node_modules/content-disposition": {
       "version": "0.5.4",
       "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.4.tgz",
@@ -257,6 +319,18 @@
         "node": ">= 0.10.0"
       }
     },
+    "node_modules/fill-range": {
+      "version": "7.1.1",
+      "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.1.1.tgz",
+      "integrity": "sha512-YsGpe3WHLK8ZYi4tWDg2Jy3ebRz2rXowDxnld4bkQB00cc/1Zw9AWnC0i9ztDJitivtQvaI9KaLyKrc+hBW0yg==",
+      "license": "MIT",
+      "dependencies": {
+        "to-regex-range": "^5.0.1"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/finalhandler": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/finalhandler/-/finalhandler-1.2.0.tgz",
@@ -293,6 +367,20 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/fsevents": {
+      "version": "2.3.3",
+      "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.3.tgz",
+      "integrity": "sha512-5xoDfX+fL7faATnagmWPpbFtwh/R77WmMMqqHGS65C3vvB0YHrgF+B1YmZ3441tMj5n63k0212XNoJwzlhffQw==",
+      "hasInstallScript": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "darwin"
+      ],
+      "engines": {
+        "node": "^8.16.0 || ^10.6.0 || >=11.0.0"
+      }
+    },
     "node_modules/function-bind": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.2.tgz",
@@ -321,6 +409,18 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/glob-parent": {
+      "version": "5.1.2",
+      "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.1.2.tgz",
+      "integrity": "sha512-AOIgSQCepiJYwP3ARnGx+5VnTu2HBYdzbGP45eLw1vr3zB3vZLeyed1sC9hnbcOc9/SrMyM5RPQrkGz4aS9Zow==",
+      "license": "ISC",
+      "dependencies": {
+        "is-glob": "^4.0.1"
+      },
+      "engines": {
+        "node": ">= 6"
+      }
+    },
     "node_modules/gopd": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/gopd/-/gopd-1.0.1.tgz",
@@ -424,6 +524,48 @@
         "node": ">= 0.10"
       }
     },
+    "node_modules/is-binary-path": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/is-binary-path/-/is-binary-path-2.1.0.tgz",
+      "integrity": "sha512-ZMERYes6pDydyuGidse7OsHxtbI7WVeUEozgR/g7rd0xUimYNlvZRE/K2MgZTjWy725IfelLeVcEM97mmtRGXw==",
+      "license": "MIT",
+      "dependencies": {
+        "binary-extensions": "^2.0.0"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
+    "node_modules/is-extglob": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-2.1.1.tgz",
+      "integrity": "sha512-SbKbANkN603Vi4jEZv49LeVJMn4yGwsbzZworEoyEiutsN3nJYdbO36zfhGJ6QEDpOZIFkDtnq5JRxmvl3jsoQ==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
+    "node_modules/is-glob": {
+      "version": "4.0.3",
+      "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-4.0.3.tgz",
+      "integrity": "sha512-xelSayHH36ZgE7ZWhli7pW34hNbNl8Ojv5KVmkJD4hBdD3th8Tfk9vYasLM+mXWOZhFkgZfxhLSnrwRr4elSSg==",
+      "license": "MIT",
+      "dependencies": {
+        "is-extglob": "^2.1.1"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
+    "node_modules/is-number": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz",
+      "integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.12.0"
+      }
+    },
     "node_modules/media-typer": {
       "version": "0.3.0",
       "resolved": "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz",
@@ -496,6 +638,15 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/normalize-path": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-3.0.0.tgz",
+      "integrity": "sha512-6eZs5Ls3WtCisHWp9S2GUy8dqkpGi4BVSz3GaqiE6ezub0512ESztXUwUB6C6IKbQkY2Pnb/mD4WYojCRwcwLA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/object-inspect": {
       "version": "1.13.2",
       "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.13.2.tgz",
@@ -535,6 +686,18 @@
       "integrity": "sha512-5DFkuoqlv1uYQKxy8omFBeJPQcdoE07Kv2sferDCrAq1ohOU+MSDswDIbnx3YAM60qIOnYa53wBhXW0EbMonrQ==",
       "license": "MIT"
     },
+    "node_modules/picomatch": {
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.1.tgz",
+      "integrity": "sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=8.6"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/jonschlinkert"
+      }
+    },
     "node_modules/proxy-addr": {
       "version": "2.0.7",
       "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.7.tgz",
@@ -587,6 +750,18 @@
         "node": ">= 0.8"
       }
     },
+    "node_modules/readdirp": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.6.0.tgz",
+      "integrity": "sha512-hOS089on8RduqdbhvQ5Z37A0ESjsqz6qnRcffsMU3495FuTdqSm+7bhJ29JvIOsBDEEnan5DPu9t3To9VRlMzA==",
+      "license": "MIT",
+      "dependencies": {
+        "picomatch": "^2.2.1"
+      },
+      "engines": {
+        "node": ">=8.10.0"
+      }
+    },
     "node_modules/safe-buffer": {
       "version": "5.2.1",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
@@ -708,6 +883,18 @@
         "node": ">= 0.8"
       }
     },
+    "node_modules/to-regex-range": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
+      "integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==",
+      "license": "MIT",
+      "dependencies": {
+        "is-number": "^7.0.0"
+      },
+      "engines": {
+        "node": ">=8.0"
+      }
+    },
     "node_modules/toidentifier": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.1.tgz",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "quickurl",
-  "version": "0.0.1",
+  "version": "1.0.0",
   "description": "An extremely generic privacy & security focused URL shortener.",
   "main": "index.js",
   "scripts": {
@@ -14,6 +14,7 @@
   "author": "Violet",
   "license": "Unlicense",
   "dependencies": {
+    "chokidar": "^3.6.0",
     "express": "^4.19.2"
   }
 }

resources/html/postUrl.html

@@ -0,0 +1,22 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+    <meta charset="UTF-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+
+    <link rel="stylesheet" href="/style.css">
+
+    <title>QuickURL</title>
+</head>
+
+<body>
+    <div class="mainDiv">
+        <h1>QuickURL<hr></h1>
+        {CONTENT}
+        <a href="/">Go Back</a>
+    </div>
+</body>
+
+</html>

resources/html/redirWarn.html

@@ -0,0 +1,22 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+    <meta charset="UTF-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+
+    <link rel="stylesheet" href="/style.css">
+
+    <title>QuickURL</title>
+</head>
+
+<body>
+    <div class="mainDiv">
+        <h1>QuickURL<hr></h1>
+        <p>This link redirects you to: <br>{REDIRECT_URL}<br> Are you sure you want to continue?</p>
+        <a href="{REDIRECT_URL}">Continue</a>
+    </div>
+</body>
+
+</html>

resources/json/config.json

@@ -0,0 +1,4 @@
+{
+    "trust": [],
+    "blacklist": []
+}

shortener.js

@@ -0,0 +1,88 @@
+const expressHandler = require("./expressHandler"),
+fileHandler = require("./fileHandler.js")
+paths = fileHandler.paths,
+fs = require("fs")
+
+const app = expressHandler.app
+
+app.get("/makeURL", (req, res) => {
+    function writep(inp) {
+        return res.write("<p>" + inp + "</p>")
+    }
+
+    function finishHtml() {
+        res.write(html.substring(html.indexOf("{CONTENT}") + 9), () => {
+            res.end()
+        })
+    }
+
+    res.setHeader("X-Accel-Buffering", "no")
+
+    var html = fs.readFileSync(paths.postUrl).toString()
+    res.write(html.substring(0, html.indexOf("{CONTENT}")))
+    var config = fileHandler.config
+    writep("HTML Loaded.")
+
+    var url = req.query.url.toLowerCase()
+
+    if (!url.includes("http://") && !url.includes("https://")) {
+        writep("Error: URL is missing protocol! Please include http:// or https:// in the URL for it to be valid.")
+        finishHtml()
+        return
+    }
+
+    var domain = url.substring(url.indexOf("://") + 3)
+    if (domain.charAt(-1) != "/") {
+        domain += "/"
+    }
+    domain = domain.substring(0, domain.indexOf("/"))
+
+    domain = domain.substring(domain.lastIndexOf(".", domain.lastIndexOf(".") - 1) + 1)
+
+
+    writep("Input URL: " + url)
+
+    writep("Domain: " + domain)
+
+    var trust = config.trust.includes(domain)
+    var blacklisted = config.blacklist.includes(domain)
+    
+    writep("Domain on blacklist: " + blacklisted)
+    writep("Domain on trust list: " + trust)
+
+    if (blacklisted) {
+        writep("Error: Domain found on the blacklist! This URL is not allowed.")
+        finishHtml()
+        return
+    }
+    
+    var shortURL = fileHandler.writeUrls({
+        "trusted": trust,
+        "expire": Date.now() + (7 * 24 * 60 * 60 * 1000),
+        "url": url
+    })
+
+    writep(`Done! Find your URL at: <a href="/url/${shortURL.shortCode}">${req.hostname + "/url/" + shortURL.shortCode}</a>`)
+
+    finishHtml()
+})
+
+app.get("/url/:shortCode*", (req, res) => {
+    var shortCode = req.params.shortCode
+    var urls = fileHandler.urls
+    
+    for (var i in urls) {
+        var data = urls[i]
+        if (data.shortCode == shortCode) {
+            if (data.trusted) {
+                res.redirect(data.url)
+            } else {
+                var html = fs.readFileSync(paths.redirWarn).toString()
+                html = html.replaceAll("{REDIRECT_URL}", data.url)
+
+                res.send(html)
+            }
+            continue
+        }
+    }
+})

static/index.html

@@ -19,7 +19,7 @@
     <div class="mainDiv">
         <h1>QuickURL<hr></h1>
 
-        <form action="/makeURL" method="post">
+        <form action="/makeURL" method="get">
             <input required type="url" id="url" placeholder="Enter URL" name="url">
             
             <br><br>

static/style.css

@@ -89,4 +89,8 @@ input[type="url"] {
 select:hover,
 input:hover {
     border-color: var(--text-color)
+}
+
+a {
+    color: rgb(125, 125, 255)
 }