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Removed redundant code in data transformation implementation.

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This commit is contained in:
Jakob Friedl
2025-11-19 15:39:36 +01:00
parent 72bc732c89
commit 8468cfdab7
6 changed files with 56 additions and 89 deletions
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38
src/common/profile.nim
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@@ -1,6 +1,6 @@
import parsetoml, strutils, sequtils, random
import parsetoml, strutils, sequtils, random, base64
import ./types
import ./[types, utils]
proc findKey(profile: Profile, path: string): TomlValueRef =
let keys = path.split(".")
@@ -74,3 +74,37 @@ proc getArray*(profile: Profile, path: string): seq[TomlValueRef] =
if key == nil:
return @[]
return key.getElems()
proc applyDataTransformation*(profile: Profile, path: string, data: seq[byte]): string =
var dataString: string
# 1. Encoding
case profile.getString(path & protect(".encoding.type"), default = protect("none"))
of protect("base64"):
dataString = encode(data, safe = profile.getBool(path & protect(".encoding.url-safe"))).replace("=", "")
of protect("hex"):
dataString = Bytes.toString(data).toHex().toLowerAscii()
of protect("none"):
dataString = Bytes.toString(data)
# 2. Add prefix & suffix
let prefix = profile.getString(path & protect(".prefix"))
let suffix = profile.getString(path & protect(".suffix"))
return prefix & dataString & suffix
proc reverseDataTransformation*(profile: Profile, path: string, data: string): seq[byte] =
# 1. Remove prefix & suffix
let
prefix = profile.getString(path & protect(".prefix"))
suffix = profile.getString(path & protect(".suffix"))
dataString = data[len(prefix) ..^ len(suffix) + 1]
# 2. Decoding
case profile.getString(path & protect(".encoding.type"), default = protect("none")):
of protect("base64"):
result = string.toBytes(decode(dataString))
of protect("hex"):
result = string.toBytes(parseHexStr(dataString))
of protect("none"):
result = string.toBytes(dataString)