A helper script to use DiscordChatExporter

discord-dl.sh

#!/bin/bash
# Info: https://github.com/Tyrrrz/DiscordChatExporter/blob/master/.docs

set -e

DLL_DIR_NAME='DiscordChatExporter.Cli.linux-x64'
LATEST_RELEASE="https://github.com/Tyrrrz/DiscordChatExporter/releases/latest/download/${DLL_DIR_NAME}.zip"
DLL_DIR_PATH="./${DLL_DIR_NAME}"
DCE="${DLL_DIR_PATH}/DiscordChatExporter.Cli"

if [ -z "$DISCORD_TOKEN" ]; then
  echo "Error: DISCORD_TOKEN is not set. Please set it as an environment variable."
  exit 1
fi

# コマンドの存在チェック
if [ ! -x "$DCE" ]; then
  echo "discord-chat-exporter is not installed or not executable. Downloading the latest releases..."
  wget "$LATEST_RELEASE" -O "${DLL_DIR_NAME}.zip"
  mkdir -p "${DLL_DIR_PATH}"
  unzip "${DLL_DIR_NAME}.zip" -d "${DLL_DIR_PATH}"
  chmod +x "$DCE"
  rm "${DLL_DIR_NAME}.zip"
fi

# 引数チェック
if [ "$#" -ne 2 ]; then
  echo "Usage: $0 <GUILD_ID> <OUTPUT_DIR>"
  echo "The GUILD_ID can be obtained by typing '${DCE} guilds --token <DISCORD_TOKEN>'."
  exit 1
fi

GUILD_ID="$1"
OUTPUT_DIR="$2"

mkdir -p "${OUTPUT_DIR}"
echo $(date +"%Y-%m-%d-%H-%M-%S") > "${OUTPUT_DIR}/DOWNLOADED_AT.txt"

download () {
  local guild_id="$1"
  local dir="$2"
  local media_dir="${dir}/attached_assets"
  mkdir -p "${media_dir}"
  if ! "$DCE" exportguild --guild "$guild_id" --token "$DISCORD_TOKEN" --include-threads All --include-vc false --media --reuse-media --media-dir "${media_dir}" --output "${dir}/%T/%C.html"; then
    echo "Error: Failed to download logs for guild $guild_id"
    exit 1
  fi
}

download "$GUILD_ID" "$OUTPUT_DIR"