{"version":3,"file":"Base.cjs","sources":["../../src/server/Base.ts"],"sourcesContent":["import crypto from \"../include/crypto\";\nimport Router from \"./Router\";\nimport { HandlerInfo, SecurequServerConfig, ServerClientSecret, ServerClientOrigin, UploadFileMeta, Metadata } from \"./types\";\n\nclass SecurequServerBase extends Router {\n protected config: SecurequServerConfig;\n protected secret: string | null = null\n protected clients = new Map();\n protected uploadMeta = new Map();\n readonly CONTENT_TYPE = \"application/octet-stream\";\n\n get RESPONSE_CONTENT_TYPE() {\n const isDev = this.config.mode === 'development'\n return isDev ? \"application/json\" : \"application/octet-stream\"\n }\n\n constructor(config: SecurequServerConfig) {\n super()\n if (!config.basepath) throw new Error(\"Basepath is required\");\n if (!config.clients || Object.keys(config.clients).length === 0) throw new Error(\"Atleast one client is required\");\n if (!config.basepath.startsWith(\"/\")) config.basepath = `/${config.basepath}`;\n if (config.basepath.endsWith(\"/\")) config.basepath = config.basepath.substring(0, config.basepath.length - 1);\n if (config.file) {\n config.file.maxFilesize = config.file.maxFilesize || 50 * 1024 // 50MB default\n config.file.checkFileType = config.file.checkFileType || true\n }\n config.mode = [\"production\", 'development'].includes(config.mode || \"\") ? config.mode : \"production\"\n this.config = config\n for (let client of this.config.clients) {\n this.clients.set(client.origin, client.secret)\n }\n }\n\n protected async getSecret() {\n if (!this.secret) {\n this.secret = await crypto.hash(Math.random().toString(36).substring(2, 15) + Math.random().toString(36).substring(2, 15))\n }\n return this.secret\n }\n\n protected async clientInfo(path: string, origin: string) {\n const isDev = path !== '/' && this.config.mode === 'development'\n let splitUrl = path.split(\"?\")\n path = splitUrl[0]\n path = path.replace(this.config.basepath + \"/\", \"\")\n path = path.endsWith('/') ? path.substring(0, path.length - 1) : path\n path = path.startsWith('/') ? path.substring(1) : path\n\n const split = path.split(\"/\")\n const hash = split.shift()\n let client = this.clients.get(origin)\n if (!client) {\n client = this.clients.get(\"*\")\n }\n\n if (!hash?.length || !client) {\n throw new Response(\"Invalid client\", { status: 403 });\n }\n\n let secret = client.substring(0, hash.length);\n let searchParams: { [key: string]: any } = {}\n if (splitUrl.length > 1) {\n const uparams = new URLSearchParams(decodeURIComponent(splitUrl[1]))\n if (isDev) {\n searchParams = Object.fromEntries(uparams)\n } else {\n const keys = Array.from(uparams.keys());\n if (keys.length) {\n const key = keys[0]\n const value = uparams.get(key) as string;\n const decrypted: any = await crypto.decrypt(value, secret)\n if (decrypted && decrypted.key === key) {\n searchParams = decrypted.params || {}\n }\n }\n }\n }\n return {\n path: \"/\" + split.join('/'),\n secret,\n hash,\n searchParams\n }\n }\n\n protected async isValidSigneture(signeture: string | undefined, hash: string) {\n const serverSecret = await this.getSecret()\n if (this.secret && signeture) {\n let info: any = await crypto.decrypt(signeture, serverSecret)\n if (!info) throw new Response(\"Invalid Signeture\", { status: 403 });\n let isHashValid = info.hash === hash\n let isNotExpired = info.expire > Date.now()\n if (!isHashValid) throw new Response(\"Invalid Signeture\", { status: 403 });\n if (!isNotExpired) throw new Response(\"Signeture expired\", { status: 403 });\n } else {\n throw new Response(\"Invalid Signeture\", { status: 403 });\n }\n }\n\n async handleRequest(info: HandlerInfo, metadata?: Metadata) {\n if (this.config.accept) {\n const is = await this.config.accept(info, metadata)\n if (!is) throw new Response(\"Request not accepted\", { status: 403 })\n }\n\n const { path, method } = info;\n let values: any = Object.values(this.routes[method]);\n for (let { test, handler } of values) {\n const match = test(path)\n if (match) {\n await handler({ ...info, params: match.params }, metadata)\n }\n }\n\n throw new Response(\"Request not accepted\", { status: 404 })\n }\n}\n\nexport default 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