mirror of
https://github.com/nmasur/dotfiles
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68 lines
2.1 KiB
Plaintext
68 lines
2.1 KiB
Plaintext
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#!/usr/bin/env bash
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# Yoinked from https://github.com/JJGO/dotfiles
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# Adapted from https://github.com/sdushantha/bin
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set -x
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TEXT_FILE="/tmp/ocr.txt"
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IMAGE_FILE="/tmp/ocr.png"
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function notify-send() {
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osascript -e "display notification \"$2\" with title \"OCR\""
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}
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PATH="/usr/local/bin/:$PATH"
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# Check if the needed dependencies are installed
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dependencies=(tesseract)
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for dependency in "${dependencies[@]}"; do
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type -p "$dependency" &>/dev/null || {
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# The reason why we are sending the error as a notification is because
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# user is most likely going to run this script by binding it to their
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# keyboard, therefor they cant see any text that is outputed using echo
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notify-send "ocr" "Could not find '${dependency}', is it installed?"
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exit 1
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}
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done
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# Take screenshot by selecting the area
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screencapture -i "$IMAGE_FILE"
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# Get the exit code of the previous command.
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# So in this case, it is the screenshot command. If it did not exit with an
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# exit code 0, then it means the user canceled the process of taking a
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# screenshot by doing something like pressing the escape key
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STATUS=$?
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# If the user pressed the escape key or did something to terminate the proccess
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# taking a screenshot, then just exit
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[ $STATUS -ne 0 ] && exit 1
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# Do the magic (∩^o^)⊃━☆ﾟ.*･｡ﾟ
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# Notice how I have removing the extension .txt from the file path. This is
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# because tesseract adds .txt to the given file path anyways. So if we were to
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# specify /tmp/ocr.txt as the file path, tesseract would out the text to
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# /tmp/ocr.txt.txt
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tesseract "$IMAGE_FILE" "${TEXT_FILE//\.txt/}"
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# Check if the text was detected by checking number
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# of lines in the file
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LINES=$(wc -l < $TEXT_FILE)
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if [ "$LINES" -eq 0 ]; then
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notify-send "ocr" "no text was detected"
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exit 1
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fi
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# Copy text to clipboard
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# xclip -selection clip < "$TEXT_FILE"
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pbcopy < "$TEXT_FILE"
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# Send a notification with the text that was grabbed using OCR
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# notify-send "ocr" "$(cat $TEXT_FILE)"
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# Clean up
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# "Always leave the area better than you found it"
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# - My first grade teacher
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rm "$TEXT_FILE"
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rm "$IMAGE_FILE"
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