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taxprofiler/modules/nf-core/untar/main.nf
James Fellows Yates 661cfbe012 Update UNTAR module
2023-05-02 13:20:09 +02:00

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process UNTAR {
tag "$archive"
label 'process_single'
conda "conda-forge::sed=4.7 bioconda::grep=3.4 conda-forge::tar=1.34"
container "${ workflow.containerEngine == 'singularity' && !task.ext.singularity_pull_docker_container ?
'https://depot.galaxyproject.org/singularity/ubuntu:20.04' :
'docker.io/ubuntu:20.04' }"
input:
tuple val(meta), path(archive)
output:
tuple val(meta), path("$prefix"), emit: untar
path "versions.yml" , emit: versions
when:
task.ext.when == null || task.ext.when
script:
def args = task.ext.args ?: ''
def args2 = task.ext.args2 ?: ''
prefix = task.ext.prefix ?: ( meta.id ? "${meta.id}" : archive.baseName.toString().replaceFirst(/\.tar$/, ""))
"""
mkdir $prefix
## Ensures --strip-components only applied when top level of tar contents is a directory
## If just files or multiple directories, place all in prefix
if [[ \$(tar -taf ${archive} | grep -o -P "^.*?\\/" | uniq | wc -l) -eq 1 ]]; then
tar \\
-C $prefix --strip-components 1 \\
-xavf \\
$args \\
$archive \\
$args2
else
tar \\
-C $prefix \\
-xavf \\
$args \\
$archive \\
$args2
fi
cat <<-END_VERSIONS > versions.yml
"${task.process}":
untar: \$(echo \$(tar --version 2>&1) | sed 's/^.*(GNU tar) //; s/ Copyright.*\$//')
END_VERSIONS
"""
stub:
prefix = task.ext.prefix ?: ( meta.id ? "${meta.id}" : archive.toString().replaceFirst(/\.[^\.]+(.gz)?$/, ""))
"""
mkdir $prefix
touch ${prefix}/file.txt
cat <<-END_VERSIONS > versions.yml
"${task.process}":
untar: \$(echo \$(tar --version 2>&1) | sed 's/^.*(GNU tar) //; s/ Copyright.*\$//')
END_VERSIONS
"""
}