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conquest/src/server/db/dbLoot.nim

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import strutils, system, terminal, tiny_sqlite, pixie
import stb_image/write as stbiw
import ../core/logger
import ../../common/[types, utils]
proc dbStoreLoot*(cq: Conquest, loot: LootItem): bool =
try:
let conquestDb = openDatabase(cq.dbPath, mode=dbReadWrite)
conquestDb.exec("""
INSERT INTO loot (lootId, itemType, agentId, host, path, timestamp, size)
VALUES (?, ?, ?, ?, ?, ?, ?);
""", loot.lootId, int(loot.itemType), loot.agentId, loot.host, loot.path, loot.timestamp, loot.size)
conquestDb.close()
except:
cq.error(getCurrentExceptionMsg())
return false
return true
proc createThumbnail*(data: string, maxWidth: int = 1024, quality: int = 90): string =
let img: Image = decodeImage(data)
let aspectRatio = img.height.float / img.width.float
let
width = min(maxWidth, img.width)
height = int(width.float * aspectRatio)
# Resize image
let thumbnail = img.resize(width, height)
# Convert to JPEG image for smaller file size
var rgbaData = newSeq[byte](width * height * 4)
var i = 0
for y in 0..<height:
for x in 0..<width:
let color = thumbnail[x, y]
rgbaData[i] = color.r
rgbaData[i + 1] = color.g
rgbaData[i + 2] = color.b
rgbaData[i + 3] = color.a
i += 4
return Bytes.toString(stbiw.writeJPG(width, height, 4, rgbaData, quality))
proc dbGetLoot*(cq: Conquest): seq[LootItem] =
var loot: seq[LootItem] = @[]
try:
let conquestDb = openDatabase(cq.dbPath, mode=dbReadWrite)
for row in conquestDb.iterate("SELECT lootId, itemType, agentId, host, path, timestamp, size FROM loot;"):
let (lootId, itemType, agentId, host, path, timestamp, size) = row.unpack((string, int, string, string, string, int64, int))
var l = LootItem(
lootId: lootId,
itemType: cast[LootItemType](itemType),
agentId: agentId,
host: host,
path: path,
timestamp: timestamp,
size: size
)
if l.itemType == SCREENSHOT:
l.data = createThumbnail(readFile(path)) # Create a smaller thumbnail version of the screenshot for better transportability
elif l.itemType == DOWNLOAD:
l.data = readFile(path) # Read downloaded file
loot.add(l)
conquestDb.close()
except:
cq.error(getCurrentExceptionMsg())
return loot