CroCo_v1.2.sh~ 15.5 KB
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#!/bin/bash
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version.

#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License (http://www.gnu.org/licenses/) for more details.

# This tool will analyse all the *.fasta files listed in a configuration file
# This config file must contain one line for each contig file and its corresponding read files in the following format:
# FOR paired reads
# contigs1.fasta  reads1.R1.fastq reads1.R2.fastq
# contigs2.fasta  reads2.R1.fastq reads2.R2.fastq
# FOR unpaired reads : 
# contigsN.fasta  readsN.fatsq
# blank spaces must be tabs
# fasta files and read files must be in the same dir and must follow this naming convention :
# contig files must be named with ".fasta" extension 
# if read files are gziped their extension must be ".gz" 

my_dir="$(dirname "$0")"

source "$my_dir/path_management.sh"
source "$my_dir/MacLin_management.sh"

############################ DEFAULT VALUES ############################
source "$my_dir/def_values.sh"

############################ CROCO USAGE ############################
source "$my_dir/parse_params.sh"

# summary of settings
source "$my_dir/print_settings.sh"

# setting output directory
if [ $RECAT == "no" ]; then
 out="$INDIR/${OUTPUTPREFIX}CroCo-"$TOOL"-id"$SUSPID"-len"$SUSPLEN"-fold"$FOLD"-mincov"$MINCOV"-"`date +"%Y_%m_%d-%I_%M"`
 echo "Output directory : $out"
 echo
 mkdir $out
 mkdir $out/utility_files_CroCo
elif [ $RECAT != "yes" ]; then
 out=$INDIR/${OUTPUTPREFIX}CroCo"_RECAT-fold"$FOLD"-mincov"$MINCOV"-"`date +"%Y_%m_%d-%I_%M"`
 echo "Output directory : $out"
 echo
 mkdir $out
 mkdir $out/utility_files_CroCo
fi

############################ PROGRAM BEGINS HERE ############################
START_TIME=$SECONDS

### setting sample names

if [ -f $CONFFILE ]; then 
 declare -A fasta_array
 declare -a orders;
 while IFS=$'\t' read fastaFile R1 R2
 do
   fastaName=`basename $fastaFile .fasta`
   fasta_array[$fastaName]=$fastaFile";"$R1";"$R2
   orders+=( $fastaName ) #this will keep fastaFileNames in the same order as in config file

   InfosCtg=(${fasta_array[$fastaName]//;/ }) #c'est un tableau
   len=${#InfosCtg[@]}
   if [ $len -gt 2 ]; then
     parity="Paired"
   else
     parity="unpaired"
   fi
   echo $fastaName ": with "$parity" reads"
   for r in $(seq 0 $len)
   do
    echo ${InfosCtg[$r]}
   done
 done < $CONFFILE

else
 print "Error - cannot find the following input file : '$CONFFILE'"
 exit 1
fi

### run BLAST, mapping, and quantification if recat function is off (default)
if [ $RECAT == "no" ]; then

### detecting suspect transcripts with BLAST
 #source "$my_dir/detect_suspect_trans_with_blast.sh"
 source "$my_dir/detect_suspect_trans_with_blast.sh"

### intermediate timing
 ELAPSED_TIME=$(($SECONDS - $START_TIME))
 h=$(($ELAPSED_TIME/3600))
 m=$((($ELAPSED_TIME%3600)/60))
 s=$(($ELAPSED_TIME%60))
 echo -e "\nExecution time for detecting suspect transcripts : $h h $m m $s s"
 echo
 START_TIME2=$SECONDS

### index contigs for the selected tool
 case "$TOOL" in
  B) toolidx="ALL_transcripts_bowtie_index"; if [ ! -d $out/$toolidx ]; then mkdir $out/$toolidx; bowtie-build --offrate 3 $out/ALL_transcripts.fasta $out/$toolidx/$toolidx ;fi ;;
  K) toolidx="ALL_transcripts_kallisto_index"; if [ ! -f $out/$toolidx ]; then kallisto index -i $out/$toolidx $out/ALL_transcripts.fasta; fi ;;
  R) toolidx="ALL_transcripts_rapmap_index" ; if [ ! -d $out/$toolidx ]; then rapmap quasiindex -t $out/ALL_transcripts.fasta -p -x $PROCESSORS -i $out/$toolidx; fi ;;
 esac
 echo -e "\nIndex built : $out/$toolidx\n"

### preparing contigs files with transcripts length
 refseqALL=$out/ALL_transcripts.ctgs
 touch $refseqALL

 for ref in "${orders[@]}"
 do
   refseqs=$out/$ref".ctgs"
   echo -e "Getting length of $ref transcripts"
   awk -v ref=$ref -v refseqs=$refseqs 'BEGIN{RS=">"; FS="\t"}
   NR>1   {
    sub("\n","\t",$0);
    gsub("\n","",$0);
    ident =split($1,a," ")       # N.B the seq idents (supr all text after the first space)
    Seqlength = length($2) ;
    print a[1]"\t"Seqlength > refseqs
   }' $out/$ref".fasta_mod"
    # regroup all samples
   cat $refseqs >> $refseqALL
 done

 # mapping successively every read sets on all transcripts.
 #for (( k=0; k <i; k++ ))
 for ref in "${orders[@]}"
 do
   InfosCtg=${fasta_array[$ref]}
   reads=${ref}"_reads"
   fileout=$out/${ref}"_vs_ALL.out"
   finalout=$out/"ALL_transcripts.all"
   echo -e "\nMapping ${ref} reads\n"
   #echo -e "\nInfo Contigs :\t$InfosCtg\nInfo Contigs detailed :\t${InfosCtg[0]};${InfosCtg[1]};${InfosCtg[2]} \
   #         \nfastq files :\t`echo $InfosCtg | cut -d';' -f2`\t`echo $InfosCtg | cut -d';' -f3` \
   #         \nOutfile :\t$fileout\nrefseqALL :\t$refseqALL\n"

     # calculate expression level with selected tool
     case "$TOOL" in
        B) if [ $MODE == "u" ]
           then
            #fastq=$INDIR"/"${fasta_array[$k]}".fastq"
            fastq=$INDIR"/"`echo $InfosCtg | cut -d';' -f2`
           else
            #fastq=" -1 "$INDIR"/"${fasta_array[$k]}".L.fastq -2 "$INDIR"/"${fasta_array[$k]}".R.fastq"
            fastq=" -1 "$INDIR"/"`echo $InfosCtg | cut -d';' -f2`" -2 "$INDIR"/"`echo $InfosCtg | cut -d';' -f3`
           fi
           bowtie -p $PROCESSORS $ADDOPT -a --trim5 $TRIM5 --trim3 $TRIM3 --chunkmbs 2000 --suppress 1,2,4,5,6,7,8 $out/$toolidx/$toolidx $fastq | \
           awk -v reads=$reads -v refseqs=$refseqALL 'BEGIN{OFS="\t"; while ((getline sequ < refseqs) > 0) {split(sequ,a,"\t");ctg[a[1]] = 0; ctgsize[a[1]]= a[2];}; close(refseqs) } {ctg[$1]++}
           END{
             print "Contig", reads;
             for (i in ctg) totRPK += ctg[i]/ctgsize[i];
             for (i in ctg) {if (totRPK > 0) {print i, (ctg[i]/ctgsize[i])*(1/totRPK)*1000000 } else {print i,"0"}} }' > $fileout
           ;;
        K) if [ $MODE == "u" ]
           then
			   if [ $FRAGLENGTH == 'none' ] || [ $FRAGSD == 'none' ]; then
                 echo -e "\nWarning : When using unpaired data with Kallisto, you need to specify mean fragment length and fragment length standard deviation (--frag-length and --frag-sd options)"
                 #fastq=" --single -l $FRAGLENGTH -s $FRAGSD "$INDIR"/"${fasta_array[$k]}".fastq"
                 fastq=" --single -l $FRAGLENGTH -s $FRAGSD "$INDIR"/"`echo $InfosCtg | cut -d';' -f2`
			   else
                 #fastq=" --single -l $FRAGLENGTH -s $FRAGSD "$INDIR"/"${fasta_array[$k]}".fastq"
                 fastq=" --single -l $FRAGLENGTH -s $FRAGSD "$INDIR"/"`echo $InfosCtg | cut -d';' -f2`
			   fi
           else
               #fastq=$INDIR"/"${fasta_array[$k]}".L.fastq.gz "$INDIR"/"${fasta_array[$k]}".R.fastq.gz"
               fastq=$INDIR"/"`echo $InfosCtg | cut -d';' -f2`" "$INDIR"/"`echo $InfosCtg | cut -d';' -f3`
           fi
           kallisto quant $ADDOPT --threads=$PROCESSORS -i $out/$toolidx -o $fileout.quant $fastq ;
           awk -v reads=$reads -v refseqs=$refseqALL 'BEGIN{OFS="\t"; while ((getline sequ < refseqs) > 0) {split(sequ,a,"\t");ctg[a[1]] = 0;}; close(refseqs) }
            { if(NR>1) ctg[$1] = $5 } END{print "Contig", reads; for (i in ctg) print i, ctg[i]}' $fileout.quant/abundance.tsv > $fileout
           ;;
        R) if [ $MODE == "u" ]
           		then
                fastq=" -r "$INDIR"/"`echo $InfosCtg | cut -d';' -f2`
           else
				#### gunzip input read files does not work with Rapmap ?
				#if [[ "$InfosCtg" == *".gz" ]]; then
					#fastq="-1 <(gunzip -c "$INDIR"/"`echo $InfosCtg | cut -d';' -f2`") -2 <(gunzip -c "$INDIR"/"`echo $InfosCtg | cut -d';' -f3`")"
				#else
             		fastq=" -1 "$INDIR"/"`echo $InfosCtg | cut -d';' -f2`" -2 "$INDIR"/"`echo $InfosCtg | cut -d';' -f3`
				#fi
           fi
			  echo ""; echo "rapmap quasimap -t $PROCESSORS -i $out/$toolidx $fastq $ADDOPT " ; echo ""

              rapmap quasimap -t $PROCESSORS -i $out/$toolidx $fastq $ADDOPT | grep -v "@" | cut -f3 | \
              awk -v reads=$reads -v refseqs=$refseqALL 'BEGIN{OFS="\t"; while ((getline sequ < refseqs) > 0) {split(sequ,a,"\t");ctg[a[1]] = 0; ctgsize[a[1]]= a[2];}; close(refseqs) } {ctg[$1]++}
              END{
                print "Contig", reads;
                for (i in ctg) totRPK += ctg[i]/ctgsize[i];
                for (i in ctg) {if (totRPK > 0) {print i, (ctg[i]/ctgsize[i])*(1/totRPK)*1000000 } else {print i,"0"}} }' > $fileout
              ;;
     esac

   if [ -f $finalout ]
   then
     #join -t $'\t'  --header $finalout $fileout > $finalout'.tmp'
     paste $finalout $fileout | awk -F 'FS' 'BEGIN{FS="\t"}{for (i=1; i<=NF-1; i++) if(i!=NF-1) {printf $i FS};{print $NF}}' > $finalout'.tmp'
     mv $finalout'.tmp' $finalout
   else
     cat $fileout > $finalout
   fi
   cp $finalout $out/All_transcripts.quants
 done


 # analyse mapping/count results: categorizing transcipts (clean, contam, dubious, lowcov, overexp)
 # care for character ";" in sequence names  ?
 # splitting "All_transcript.all" file into files corresponding to samples

 #for (( j=0; j <i; j++ ))
 j=0
 for ref in "${orders[@]}"
 do
   #ref=${fasta_array[$j]}
   echo -e "\nCategorization of $ref transcripts"
   echo -e `head -n1 $finalout` > $out/$ref".all"
   grep "$ref|" $out/All_transcripts.quants >> $out/$ref".all"

   #readarray -t suspects < $out/$ref".suspects"
   #listeSuspects=$( IFS=';'; echo "${suspects[*]}" );
   awk -v outDir=$out -v ref=$ref -v col=$j -v fold=$FOLD -v mincov=$MINCOV -v overexp=$OVEREXP 'BEGIN{OFS="\t";col=col+2;}
   { if (NR == 1) {
        print $0, "MaxOtherSpCov", "log2FoldChange", "Status" > outDir"/"ref".tmp"
	  }
      else {
        refCount = $col; ok="clean"; maxcov=0; nb_overexp=0;
        for (i=2; i<= NF; i++) {
		  if (i != col) {
		     if ($i >= overexp) nb_overexp++
			 if ($i >= ( refCount * fold) && ($i >= mincov ) ) ok="contam"
			 else {
			   if ($i >= ( refCount / fold) && ($i >= mincov ) && ( ok != "contam" ) ) ok="dubious"
			 }
			 if ( $i > maxcov ) maxcov= $i
          }
        }
	   	if (maxcov < mincov && refCount < mincov ) ok="lowcov";
	    if (refCount == 0) refCount=0.0001
		if (nb_overexp >= 3) ok="overexp";
	    print $0, maxcov, log(refCount)/log(2) - log(maxcov)/log(2), ok > outDir"/"ref".tmp"
	    print $0 > outDir"/"ref"."ok
      }
   }' $out/$ref".all"
   mv $out"/"$ref".tmp" $out/$ref".all"

   # filtering out unsuspected transcripts
   echo -e `head -n1 $finalout`"\tMaxOtherSpCov\tlog2FoldChange\tStatus" > $out/$ref".all_suspectonly"
   nb=`cat $out/$ref".suspects" | wc -l`
   LC_ALL=C grep -F -w -m$nb -f $out/$ref.suspects $out/$ref.all >> $out/$ref".all_suspectonly" 
   mv $out/$ref".all" $out/$ref".all_quants" ; mv $out/$ref".all_suspectonly" $out/$ref".all"
   sed -i 's/ /\t/g' $out/$ref".all"
   j=$((j+1))
 done


### intermediate timing
 ELAPSED_TIME=$(($SECONDS - $START_TIME2))
 h=$(($ELAPSED_TIME/3600))
 m=$((($ELAPSED_TIME%3600)/60))
 s=$(($ELAPSED_TIME%60))
 echo -e "\nExecution time for all mappings : $h h $m m $s s"

### RE-CATEGORIZATION ONLY
elif [ $RECAT != "no" ]; then
 i=0
 for ref in "${orders[@]}"; do
 #for allfile in $RECAT/*.all ; do

	echo -e "\n## moving files from :\n$RECAT/utility_files_CroCo/$ref\ninto:\n$out\n"

  cat $RECAT/$ref.all | sed -r 's/(\t[^\t]*){3}$//' > $out/$ref".all"
  cp $RECAT/utility_files_CroCo/$ref".ctgs" $out
  cp $RECAT/utility_files_CroCo/$ref".fasta_suspect" $out
  cp $RECAT/utility_files_CroCo/$ref".fasta_mod" $out
  cp $RECAT/utility_files_CroCo/$ref".suspects" $out
  i=$(( i + 1 ))
 done

 # re-categorizing transcipts (clean, contam, dubious, lowcov, overexp)
 #for (( j=0; j <i; j++ )); do
 j=0
 for ref in "${orders[@]}"; do
  #ref=${recatfasta_array[$j]};
  refseqs=$out/$ref".ctgs"
  finalout=$out/$ref".all"
  echo -e "Re-categorizing $ref transcripts"
  awk -v outDir=$out -v ref=$ref  -v col=$j -v fold=$FOLD -v mincov=$MINCOV -v overexp=$OVEREXP 'BEGIN{OFS="\t";col=col+2;}
   { if (NR == 1) {
		print $0, "MaxOtherSpCov", "log2FoldChange", "Status" > outDir"/"ref".tmp"
	}
    else{
        refCount = $col; ok="clean";
        maxcov=0; #valeur max des couvertures des autres reads
		nb_overexp=0
        for (i=2; i<= NF; i++) {
			if (i != col) {
				if ($i >= overexp) nb_overexp++
				if ($i >= ( refCount * fold) && ($i >= mincov ) ) ok="contam"
				else {
					if ($i >= ( refCount / fold) && ($i >= mincov ) && ( ok != "contam" ) ) ok="dubious"
				}
				if ( $i > maxcov ) maxcov= $i
			}
		}
	    if (maxcov < mincov && refCount < mincov ) ok="lowcov";
	    if (refCount == 0) refCount=0.0001
		if (nb_overexp >= 3) ok="overexp";
	    print $0, maxcov, log(refCount)/log(2) - log(maxcov)/log(2), ok > outDir"/"ref".tmp"
	    print $0 > outDir"/"ref"."ok
	  }
	}' $finalout
  mv $out"/"$ref".tmp" $finalout
  j=$((j+1))
 done
fi

### OUTPUT : basic statistics (cross_contamination_summary and cross_contamination_profiles files)
source "$my_dir/output_stats.sh"

### OUTPUT : fasta files sorted by categories (clean, contam, dubious, lowcov, overexp)
source "$my_dir/output_fasta.sh"

### OUTPUT : html file (detailed results for all transcripts)
#source "$my_dir/output_html.sh"

### OUTPUT : network files - step 1 ("LINKS.csv_exhaustive" and "nodes_detailed.csv")
source "$my_dir/output_network_basefiles_contam.sh"

### OUTPUT : network files - step 2 ("LINKS_exhaustive_dubious.csv" and "nodes_detailed_dubious.csv" -- using only dubious)
source "$my_dir/output_network_basefiles_dubious.sh"

### OUTPUT : network files - step 3 ("LINKS.csv")
#echo -e "\tLINKS_gephi.csv\n\tLINKS_diagrammer.tsv\n\tLINKS_gephi_dubious.csv\n\tLINKS_diagrammer_dubious.tsv"
source "$my_dir/output_network_LINKS_files.sh"

### OUTPUT : network files - step 4 ("LINKS_gephi_simplified.csv", "LINKS_diagrammer_simplified.tsv")
#echo -e "\tLINKS_gephi_simplified.csv\n\tLINKS_diagrammer_simplified.tsv"
#echo -e "\tLINKS_gephi_dubious_simplified.csv\n\tLINKS_diagrammer_dubious_simplified.tsv"
source "$my_dir/output_network_LINKS_simplified_files.sh"

### OUTPUT : network files - step 5 (various 'nodes' files)
#echo -e "\tNODES_gephi_absolute.csv\n\tNODES_gephi_norm.csv\n\tNODES_diagrammer.tsv\n\tNODES_gephi_dubious_absolute.csv\n\tNODES_gephi_dubious_norm.csv\n\tNODES_diagrammer_dubious.tsv"
source "$my_dir/output_network_NODES_files.sh"

### miscellaneous
mkdir network_info
mv LINKS_* NODES_* nodes_detailed*.csv network_info

### GRAPHICAL OUTPUT : network visualization ("network.html")
if [ $GRAPH == "no" ]; then
	echo -e "\nNo graphical output will be written (graph parameter value set to 'no')"
elif [ $GRAPH == "yes" ] ; then
	echo -e "\nRendering graphical visualizations of cross contamination network\n\tnetwork_complete.html\n\tnetwork_simplified.html\n\tnetwork_dubious_complete.html\n\tnetwork_dubious_simplified.html"
	R --quiet --vanilla < $crosscontamdir/visNetwork.R 2>&1 >/dev/null
fi

### CLEANING READS
if [ $CLEANING == "yes" ]; then
	echo -e "\nCleaning fastq files (reads mapping onto contaminant transcripts will be removed)"
	source "$my_dir/output_cleaned_read_files.sh"
elif [ $CLEANING == "no" ] ; then
	echo -e "\nInitial read sets will not be cleaned (parameter value set to 'no')"
fi

### miscellaneous
if [ $RECAT == "no" ]; then
	mv *.outblast *.suspects *.blastdb.* *_index *.ctgs *.out *.all_quants *.fasta_mod *.fasta_suspect *.reads_to_discard utility_files_CroCo/
fi
cd ../

### final timing
ELAPSED_TIME=$(($SECONDS - $START_TIME))
h=$(($ELAPSED_TIME/3600))
m=$((($ELAPSED_TIME%3600)/60))
s=$(($ELAPSED_TIME%60))
echo -e "\nAll results are in $out\n\nCroCo run finished (total run time : $h h $m m $s s)"