Shell scripting

remove-blanks.sh

#!/bin/bash
## remove-blanks.sh: Removes the blank spaces on files, by replacing them for dash (-)
## (I do not like blank spaces on filenames)
## @Author: Mariano Anaya ([email protected])
## @Date: Sat 23 Jun, 2012 - Buenos Aires, Argentina

#parameters: remove-blanks.sh <file_type>

red='\e[0;31m';
white='\e[0;37m';
black='\e[0;30m';
green='\e[0;32m';
color_off='\e[0m';

target=".";
mode="p"; # 't': test mode (development) , 'p': production mode

if [ "$1" == "" ]; then
    file_type="pdf";
elif [ "$1" == "all" ]; then
    file_type="*";
else
    file_type=$1;
fi

for file in *.$file_type; do
    new=$(echo $file | sed 's/\ /-/g' );
    #now remove the triple dashes (in case <blank>-<blank> becomes "---"
    new=$(echo $new | sed 's/---/-/g' );
    
    if [ "$file" != "$new" ]; then
        if [ "$mode" == "p" ]; then
            mv "$file" "$new"
            echo -e "$file${red} WAS REPLACED BY-> ${color_off}$new";
        else
            echo -e "${green} [Test-mode] - ${color_off}$file${red} Would be replaced by -> ${color_off}$new "
        fi
        
    fi

done

ShellScripting.md

A collection of shell scripts for common repetitive tasks, that might come in handy.