34 lines
739 B
Bash
34 lines
739 B
Bash
#!/usr/bin/env bash
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set -euo pipefail
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ROOT_DIR="${1:-lab1_files/file_renaming/reorganized}"
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export LC_TIME=C
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TODAY="$(date +'%d%b%Y')"
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make_filename() {
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local chapter="$1"
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local dataset="$2"
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echo "CH${chapter}_DS${dataset}_${TODAY}.sav"
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}
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shopt -s nullglob
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for chapter_dir in "$ROOT_DIR"/Chapter*; do
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[[ -d "$chapter_dir" ]] || continue
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chapter_num="${chapter_dir##*/Chapter}"
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for file in "$chapter_dir"/DataSet*.sav; do
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base="$(basename "$file")"
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dataset_num="$(echo "$base" | sed -E 's/^DataSet([0-9]+)\.sav$/\1/')"
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[[ "$dataset_num" =~ ^[0-9]+$ ]] || continue
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new_name="$(make_filename "$chapter_num" "$dataset_num")"
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mv -f "$file" "$chapter_dir/$new_name"
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done
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done
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echo "Rename complete."
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