65 lines
2 KiB
Nim
65 lines
2 KiB
Nim
import prologue, prologue/middlewares/staticfile, prologue/middlewares/cors, std/json, sysrandom, asyncdispatch, std/strutils, db_connector/db_sqlite, std/asyncnet
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const key_len = 128
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const refer_len = 16
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const debug = false
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let db = open("real.db", "", "", "")
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db.exec(
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sql"""CREATE TABLE IF NOT EXISTS keys(
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referred_by VARCHAR(255) NOT NULL,
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referral VARCHAR(255) NOT NULL,
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key VARCHAR(255) NOT NULL,
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ip VARCHAR(255) NOT NULL
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)""")
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proc index*(ctx: Context) {.async.} =
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await ctx.staticFileResponse("public/index.html", "")
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proc ip_exists*(ip: string): bool =
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return len(db.getAllRows(sql"SELECT * FROM keys WHERE ip=?", ip)) != 0
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proc referral_exists*(refer: string): bool =
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let results = db.getAllRows(sql"SELECT * FROM keys WHERE referral=?", refer)
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return len(results) != 0
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proc table_empty*(): bool =
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return len(db.getAllRows(sql"SELECT * FROM keys")) == 0
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proc generate_referral*(key, referral: var string, ip: string, referred_by: string): void =
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key = "K-" & getRandomString(key_len)
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referral = "R-" & getRandomString(refer_len)
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db.exec(sql"INSERT INTO keys (referral, key, ip, referred_by) VALUES (?, ?, ?, ?)", referral, key, ip, referred_by)
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proc gentry*(ctx: Context) {.async.} =
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var key: string = ""
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var referral: string = ""
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var err: bool = true
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echo table_empty()
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if ((not ctx.request.hasHeader("referral") or
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not referral_exists($ctx.request.getHeader("referral")) or
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ip_exists(ctx.request.hostName)) and not table_empty()) and not debug:
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err = true
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else:
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generate_referral(key,referral, ctx.request.hostName, $ctx.request.getHeader("referral"))
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err = false
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var info = %*
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{
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"referral": referral,
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"key": key,
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"err": err
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}
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resp jsonResponse(info)
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var app = newApp()
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app.use(CorsMiddleware(allowOrigins = @["*"], allowHeaders = @["*"], allowMethods = @["*"]))
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app.use(staticFileMiddleware("./public"))
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app.addRoute("/", index)
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app.addRoute("/entry", gentry)
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app.run()
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