31 lines
696 B
Plaintext
31 lines
696 B
Plaintext
|
#!/bin/bash
|
||
|
|
|
||
|
|
checkcommand()
|
||
|
|
{
|
||
|
|
local result
|
||
|
|
local command="$1"
|
||
|
|
which "$command" 1>/dev/null 2>&1
|
||
|
|
if [[ $? == 0 ]]; then
|
||
|
|
echo "$command requirement OK"
|
||
|
|
result=1
|
||
|
|
else
|
||
|
|
echo "$command requirement MISSING"
|
||
|
|
result=0
|
||
|
|
fi
|
||
|
|
return $result
|
||
|
|
}
|
||
|
|
|
||
|
|
# main
|
||
|
|
if [[ "$1" == "-h" ]]; then
|
||
|
|
echo "The lowext command lowercases JPG file extensions in the current directory not recursively."
|
||
|
|
else
|
||
|
|
checkcommand rename
|
||
|
|
if [[ $? == 1 ]]; then
|
||
|
|
uppercaseCount=$(find -maxdepth 1 -name '*.JPG' | wc -l)
|
||
|
|
if [[ $uppercaseCount > 0 ]]; then
|
||
|
|
rename 's/JPG/jpg/' *.JPG
|
||
|
|
fi
|
||
|
|
echo ".JPG -> .jpg: $uppercaseCount"
|
||
|
|
fi
|
||
|
|
fi
|