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66 lines
1.8 KiB
66 lines
1.8 KiB
#!/bin/bash
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############################################################################################
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#
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# File name: findAndReplace.sh
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# Author: Hannes Bohnengel
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# Last modified: 04/04/2018
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# Required pkgs: sed
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# CLI usage: findAndReplace.sh filename stringToBeReplaced newString
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# Description: This shell script eases the use of sed
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# to find and replace strings in text files.
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# http://clubmate.fi/replace-strings-in-files-with-the-sed-bash-command/
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#
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############################################################################################
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#############
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# Variables
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#############
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ARGC=3
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INPUT=$1
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OUTPUT=${INPUT%.*}
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OUTPUT="${OUTPUT}-replaced.txt"
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NAME=$2
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NEW_NAME=$3
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#############
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# Processing
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#############
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# Check if the expected number of parameters is given.
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# If not exit with error.
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if [ $# != $ARGC ]
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then
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echo "Error: Please provide the correct arguments!"
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echo "Correct usage is:"
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echo "./findAndReplace.sh [inputFile] [nameToBeReplaced] [pseudonym]"
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exit 1;
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fi
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# Printing the status
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echo -e "=======================================================================\n"
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echo "Input file: ${INPUT}"
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echo "Output file: ${OUTPUT}"
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echo ""
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# Do the replacement (note the double quotes)
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echo "Replacing \"${NAME}\" with \"${NEW_NAME}\""
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sed "s/${NAME}/${NEW_NAME}/g" $INPUT > $OUTPUT
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# Check if sed was executed successfully
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if [ $? != 0 ]
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then
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echo "Failed!"
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echo -e "\n======================================================================="
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exit 1
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else
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# Exit with success'
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echo "Success!"
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echo -e "\n======================================================================="
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exit 0
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fi
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# END OF FILE
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