#!/usr/bin/env bash
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INPUT_DIR=$1
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WILDCARD=${2}
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OUTPUT_FILE=${3:-"files.txt"}
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PORT=${4:-8081}
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echo "Usage: sh serve_local_files.sh INPUT_DIR WILDCARD OUTPUT_FILE PORT"
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echo "This script scans INPUT_DIR directory with WILDCARD filter [all files by default],"
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echo "generates OUTPUT_FILE [files.txt by default] with a file list,"
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echo "starts web server on the port PORT [8081 by default] that serves files from INPUT_DIR"
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echo
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echo "Scanning ${INPUT_DIR} ..."
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FIND_CMD="find ${INPUT_DIR} -type f"
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if [ -z "$WILDCARD" ]; then
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echo "Files wildcard is not set. Serve all files in ${INPUT_DIR}..."
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else
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FIND_CMD="${FIND_CMD} -name ${WILDCARD}"
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fi
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echo "Replacing ${INPUT_DIR} to http://localhost:${PORT} ..."
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INPUT_DIR_ESCAPED=$(printf '%s\n' "$INPUT_DIR" | sed -e 's/[\/&]/\\&/g')
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eval $FIND_CMD | sed "/${INPUT_DIR_ESCAPED}/s//http:\/\/localhost:${PORT}/" > $OUTPUT_FILE
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green=`tput setaf 2`
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reset=`tput sgr0`
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echo "${green}File list stored in '${OUTPUT_FILE}'. Now import it directly from Label Studio UI${reset}"
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echo "Running web server on the port ${PORT}"
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cd $INPUT_DIR
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python3 -m http.server $PORT
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