Code:
#!/bin/bash
# Author: Joshua Bailey
# Script: trimFilename
# *** means works
# Syntax: trimFilename "<filename>" <whatToRemove>
# Example: trimFilename "some picture.jpg"
# Will return: somepicture.jpg
# Example: trimFilename some_picture.jpg _
# Will return: somepicture.jpg
# *** Example: trimFilename --space
# Will: Remove all spaces from all filenames in the directory
# *** Example: trimFilename --underscore
# Will: Remove all underscores from all filenames in the directory
fSlash='/'
STRING=""
LENGTH=0
CHAR=''
FileName=""
dir=""
record=""
NewString=""
rmChar=''
function notAForwardSlash
{
if [[ $1 != $fSlash ]]
then
return 0
else
return 1
fi
}
### end notAForwardSlash ###
function getFileName
{
STRING=$1
LENGTH=${#STRING}
for ((n=0;n <= $LENGTH; n++))
do
CHAR=${STRING:$n:1}
if notAForwardSlash $CHAR
then
FileName=$FileName$CHAR
else
FileName=""
fi
done
}
### end getFileName ###
function readWriteError()
{
echo "*** You do not have read/write access to $1! ***"
}
function getDirectory()
{
read -p "Please enter the directory you would like to edit: " dir
if [[ ! -e $dir ]]
then
echo "*** $dir does not exist! ***"
echo "*** Aborting! ***"
exit
fi
echo "*** About to edit $dir ***"
}
### end getDirectory ###
function checkReadWriteAccess()
{
ls $1 > /dev/null
if [[ $? -eq 1 ]]
then
return 1
else
touch $1/bob.yea\ do0d 2> /dev/null
if [[ $? -eq 1 ]]
then
rm $1/bob.yea\ do0d 2> /dev/null
return 1
else
rm $1/bob.yea\do0d 2> /dev/null
return 0
fi
fi
}
### end checkReadWriteAccess ###
function rmAllUnderScores()
{
ls *_* > uFileNames
until ! read record
do
trimspaces "$record" '_'
mv "$record" "$NewString"
done < uFileNames
}
### end rmAllUnderScores ###
function rmAllSpaces()
{
ls *\ * > sFileNames
until ! read record
do
trimspaces "$record"
mv "$record" "$NewString"
done < sFileNames
}
### end rmAllSpaces
function trimspaces()
{
NewString=""
STRING="$1"
rmChar=$2
if [[ $rmChar = "" ]]
then
rmChar=' '
fi
for ((i=0; i<${#STRING}; i++))
do
CHAR=${STRING:$i:1}
if [[ $CHAR != $rmChar ]]
then
NewString=$NewString$CHAR
fi
done
}
### end trimspaces ###
if [[ $1 != "" ]]
then
arg="$1"
if [[ ${arg:0:2} = "--" && $2 = "" ]]
then
case $arg in
--space) getDirectory;
if checkReadWriteAccess $dir
then
cd $dir;
rmAllSpaces;
cd ~-;
else
readWriteError $dir;
exit;
fi;
;;
--underscore) getDirectory;
if checkReadWriteAccess $dir
then
cd $dir;
rmAllUnderScores;
cd ~-;
else
readWriteError $dir;
exit;
fi;
;;
*) echo "not made yet";
;;
esac
else
arg2="$2"
if [[ ! -e $arg2 ]]
then
echo "*** $arg2 does not exist! ***"
echo "*** Aborting! ***"
exit
else
getFileName "$arg2"
#### must get directory ####
fi
fi
fi
### must finish single file changing ###
