53 lines
1.8 KiB
Plaintext
53 lines
1.8 KiB
Plaintext
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#!/bin/bash
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shopt -s nullglob
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# We use this to make sure the cache files are sorted bytewise
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LC_COLLATE=C
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# Some people copy/paste huge swathes of text that could slow down dmenu
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line_length_limit=500
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declare -A selections
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ordered_selections=()
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files=("$HOME/.clipmenu/"*)
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# We can't use `for ... in` here because we need to add files to
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# ordered_selections from last to first -- that is, newest to oldest. Incoming
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# clipboard entries have a ISO datetime prefixed to the front to aid in this.
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for (( i=${#files[@]}-1; i>=0; i-- )); do
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file=${files[$i]}
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# We look for the first line matching regex /./ here because we want the
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# first line that can provide reasonable context to the user. That is, if
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# you have 5 leading lines of whitespace, displaying " (6 lines)" is much
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# less useful than displaying "foo (6 lines)", where "foo" is the first
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# line in the entry with actionable context.
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first_line=$(sed -n '/./{p;q}' "$file" | cut -c1-"$line_length_limit")
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lines=$(wc -l < "$file")
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if (( lines > 1 )); then
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first_line+=" ($lines lines)"
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fi
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ordered_selections+=("$first_line")
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selections[$first_line]=$file
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done
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# It's okay to hardcode `-l 8` here as a sensible default without checking
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# whether `-l` is also in "$@", because the way that dmenu works allows a later
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# argument to override an earlier one. That is, if the user passes in `-l`, our
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# one will be ignored.
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chosen_line=$(printf '%s\n' "${ordered_selections[@]}" | uniq | $HOME/.config/i3/dmenu_cmd -l 8 -p "Copy" "$@")
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[[ $chosen_line ]] || exit 1
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for selection in clipboard primary; do
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if type -p xsel >/dev/null 2>&1; then
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xsel --logfile /dev/null -i --"$selection" < "${selections[$chosen_line]}"
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else
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xclip -sel "$selection" < "${selections[$chosen_line]}"
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fi
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done
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