Martchus
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diriterator
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minor changes

This commit is contained in:
Martchus 2016-04-04 23:34:41 +02:00
parent 909015faca
commit 310641ec25
2 changed files with 17 additions and 18 deletions
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2
README.md
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@ -40,7 +40,7 @@ music_lib_aac
Just run:
```
diriterator --base-dir "./music_lib_aac" --target-dir "./music_lib_aac" --filter ".*\.(mp3$)" --cmd "mkdir -p \"\$ITERATOR_TARGET_DIR\" && ffmpeg -i \"\$ITERATOR_FULL_PATH\" -c:a libfdk_aac -vbr 4 \"\$ITERATOR_TARGET_DIR/\$ITERATOR_FILE_NAME_WITHOUT_EXTENSION.m4a\"
diriterator --base-dir "./music_lib_aac" --target-dir "./music_lib_aac" --filter ".*\.(mp3$)" --cmd "mkdir -p \"\$ITERATOR_TARGET_DIR\" && ffmpeg -i \"\$ITERATOR_FULL_PATH\" -c:a libfdk_aac -vbr 4 \"\$ITERATOR_TARGET_DIR/\$ITERATOR_FILE_NAME_WITHOUT_EXTENSION.m4a"
```
The repository PKGBUILDs (also on my GitHub page) contains files for building an Arch Linux package.

33
diriterator.sh
View File

@ -1,9 +1,10 @@
#!/bin/sh
#!/bin/bash
shopt -s nullglob # from doc: If set, Bash allows filename patterns which match no files to expand to a null string, rather than themselves.
shopt -s dotglob
# define queue
queue=()
function queueecho {
for item in "${queue[@]}"
do
for item in "${queue[@]}"; do
echo $item
done
}
@ -11,14 +12,12 @@ function queueexec {
queueecho | parallel "-j$parallelcount" --eta "eval {}"
}
function iteratedirs {
shopt -s nullglob # from doc: If set, Bash allows filename patterns which match no files to expand to a null string, rather than themselves.
for item in "$1/"*
do
if [ -d "$item" ]; then
if [[ $dept == none ]] || [ $currentlevel -lt $dept ]; then
for item in "$1"/*; do
if [[ -d $item ]]; then
if [[ $dept == none ]] || [[ $currentlevel -lt $dept ]]; then
iteratedirs "${item}" $(($2 + 1)) "${3}${item##*/}/"
fi
elif [ -f "$item" ]; then
elif [[ -f $item ]]; then
if [[ $filter == "" ]] || [[ "$item" =~ $filter ]]; then
name=${item##*/}
namewithoutextension=${name%.*}
@ -68,13 +67,13 @@ do
read=target
elif [[ "--no-confirm" == $arg ]]; then
noconfirm=true
elif [[ "--help" == $arg ]]; then
elif [[ "--help" == $arg ]] || [[ "-h" == $arg ]]; then
echo "${bold}Runs a script for each file in a directory hierarchy using GNU parallel.${normal}
--base-dir the base directory (./ by default)
--target-dir the target directory (base directory by default)
--dept the maximal recursion dept (unlimited by default)
--cmd the command to be executed
--filter a regular expression to filter files, eg. ${bold}.*\.(mp4$)${normal}
--filter a regular expression to filter files, eg. ${bold}.*\.((mp4$)|(mp3$))${normal}
--args the arguments to be passed to cmd
--no-confirm generated commands will be executed without prompt for confirmation
--parallel-count the maximal number of commands to be executed parallel
@ -118,10 +117,10 @@ ITERATOR_TARGET_DIR Path of the target directory for the curre
fi
done
# validate specified arguments, use base directory as target directory if not specified
if [[ $targetdir == "" ]]; then
if [[ ! $targetdir ]]; then
targetdir=$basedir
fi
if [[ $cmd == "" ]]; then
if [[ ! $cmd ]]; then
echo "${bold}${red}Error:${normal} ${bold}No command specified.${normal}"
exit 1
fi
@ -134,11 +133,11 @@ if [[ ${#queue[@]} -ge 1 ]]; then
queueexec
else
while true; do
read -p "${bold}Do you want to execute the commands [y/n]?${normal} " yn
read -p "${bold}Do you want to execute ${#queue[@]} commands [y/n]?${normal} " yn
case $yn in
[Yy]* ) queueexec; break;;
[Nn]* ) exit;;
* ) echo "${bold}Please answer yes or no.${normal}";;
[Yy]*) queueexec; break;;
[Nn]*) exit;;
*) echo "${bold}Please answer yes or no.${normal}";;
esac
done
fi