]> git.donarmstrong.com Git - mothur.git/blobdiff - indicatorcommand.cpp
mods to shhhercommand and seqerrorcommand
[mothur.git] / indicatorcommand.cpp
index 4c9baee4697e8cabbe313627196b780d8f26fec3..239a4bc65d7d80ddf6322eca0188550068cf758f 100644 (file)
@@ -8,10 +8,12 @@
  */
 
 #include "indicatorcommand.h"
+#include "sharedutilities.h"
+
 //**********************************************************************************************************************
 vector<string> IndicatorCommand::getValidParameters(){ 
        try {
-               string Array[] =  {"tree","shared","relabund","label","groups","outputdir","inputdir"};
+               string Array[] =  {"tree","shared","relabund","design","label","groups","outputdir","inputdir"};
                vector<string> myArray (Array, Array+(sizeof(Array)/sizeof(string)));
                return myArray;
        }
@@ -23,7 +25,7 @@ vector<string> IndicatorCommand::getValidParameters(){
 //**********************************************************************************************************************
 vector<string> IndicatorCommand::getRequiredParameters(){      
        try {
-               string Array[] =  {"label","tree"};
+               string Array[] =  {"tree"};
                vector<string> myArray (Array, Array+(sizeof(Array)/sizeof(string)));
                return myArray;
        }
@@ -35,8 +37,7 @@ vector<string> IndicatorCommand::getRequiredParameters(){
 //**********************************************************************************************************************
 IndicatorCommand::IndicatorCommand(){  
        try {
-               abort = true;
-               //initialize outputTypes
+               abort = true; calledHelp = true; 
                vector<string> tempOutNames;
                outputTypes["tree"] = tempOutNames;
                outputTypes["summary"] = tempOutNames;
@@ -62,14 +63,14 @@ vector<string> IndicatorCommand::getRequiredFiles(){
 IndicatorCommand::IndicatorCommand(string option)  {
        try {
                globaldata = GlobalData::getInstance();
-               abort = false;
+               abort = false; calledHelp = false;   
                
                //allow user to run help
-               if(option == "help") { help(); abort = true; }
+               if(option == "help") { help(); abort = true; calledHelp = true; }
                
                else {
                        //valid paramters for this command
-                       string Array[] =  {"tree","shared","relabund","groups","label","outputdir","inputdir"};
+                       string Array[] =  {"tree","shared","design","relabund","groups","label","outputdir","inputdir"};
                        vector<string> myArray (Array, Array+(sizeof(Array)/sizeof(string)));
                        
                        OptionParser parser(option);
@@ -118,6 +119,13 @@ IndicatorCommand::IndicatorCommand(string option)  {
                                        if (path == "") {       parameters["relabund"] = inputDir + it->second;         }
                                }
                                
+                               it = parameters.find("design");
+                               //user has given a template file
+                               if(it != parameters.end()){ 
+                                       path = m->hasPath(it->second);
+                                       //if the user has not given a path then, add inputdir. else leave path alone.
+                                       if (path == "") {       parameters["design"] = inputDir + it->second;           }
+                               }
                        }
                        
                        outputDir = validParameter.validFile(parameters, "outputdir", false);           if (outputDir == "not found"){  outputDir = ""; }
@@ -138,16 +146,17 @@ IndicatorCommand::IndicatorCommand(string option)  {
                        else if (relabundfile == "not found") { relabundfile = ""; }
                        else { inputFileName = relabundfile; }
                        
+                       designfile = validParameter.validFile(parameters, "design", true);
+                       if (designfile == "not open") { abort = true; }
+                       else if (designfile == "not found") { designfile = ""; }
+                       
                        groups = validParameter.validFile(parameters, "groups", false);                 
-                       if (groups == "not found") { groups = ""; pickedGroups = false; }
-                       else { 
-                               pickedGroups = true;
-                               m->splitAtDash(groups, Groups);
-                               globaldata->Groups = Groups;
-                       }                       
+                       if (groups == "not found") { groups = "";  Groups.push_back("all"); }
+                       else { m->splitAtDash(groups, Groups);  }                       
+                       globaldata->Groups = Groups;
                        
                        label = validParameter.validFile(parameters, "label", false);                   
-                       if (label == "not found") { label = ""; m->mothurOut("You must provide a label to process."); m->mothurOutEndLine(); abort = true; }    
+                       if (label == "not found") { label = ""; m->mothurOut("You did not provide a label, I will use the first label in your inputfile."); m->mothurOutEndLine(); label=""; }  
                        
                        if ((relabundfile == "") && (sharedfile == "")) { m->mothurOut("You must provide either a shared or relabund file."); m->mothurOutEndLine(); abort = true;  }
                        
@@ -165,10 +174,11 @@ IndicatorCommand::IndicatorCommand(string option)  {
 void IndicatorCommand::help(){
        try {
                m->mothurOut("The indicator command reads a shared or relabund file and a tree file, and outputs a .indicator.tre and .indicator.summary file. \n");
-               m->mothurOut("The new tree contains labels at each internal node.  The label is the OTU number of the indicator OTU.\n");
+               m->mothurOut("The new tree contains labels at each internal node.  The label is the node number so you can relate the tree to the summary file.\n");
                m->mothurOut("The summary file lists the indicator value for each OTU for each node.\n");
-               m->mothurOut("The indicator command parameters are tree, groups, shared, relabund and label. The tree and label parameter are required as well as either shared or relabund.\n");
-               m->mothurOut("The groups parameter allows you to specify which of the groups in your shared or relabund you would like analyzed.  The groups may be entered separated by dashes.\n");
+               m->mothurOut("The indicator command parameters are tree, groups, shared, relabund, design and label. The tree parameter is required as well as either shared or relabund.\n");
+               m->mothurOut("The design parameter allows you to provide a design file to relate the tree to the shared or relabund file.\n");          
+               m->mothurOut("The groups parameter allows you to specify which of the groups in your shared or relabund you would like analyzed, or if you provide a design file the groups in your design file.  The groups may be entered separated by dashes.\n");
                m->mothurOut("The label parameter indicates at what distance your tree relates to the shared or relabund.\n");
                m->mothurOut("The indicator command should be used in the following format: indicator(tree=test.tre, shared=test.shared, label=0.03)\n");
                m->mothurOut("Note: No spaces between parameter labels (i.e. tree), '=' and parameters (i.e.yourTreefile).\n\n"); 
@@ -188,20 +198,37 @@ IndicatorCommand::~IndicatorCommand(){}
 int IndicatorCommand::execute(){
        try {
                
-               if (abort == true) { return 0; }
+               if (abort == true) { if (calledHelp) { return 0; }  return 2;   }
+       
+               //read designfile if given and set up globaldatas groups for read of sharedfiles
+               if (designfile != "") {
+                       designMap = new GroupMap(designfile);
+                       designMap->readDesignMap();
+                       
+                       //fill Groups - checks for "all" and for any typo groups
+                       SharedUtil* util = new SharedUtil();
+                       util->setGroups(Groups, designMap->namesOfGroups);
+                       delete util;
+                       
+                       //loop through the Groups and fill Globaldata's Groups with the design file info
+                       globaldata->Groups = designMap->getNamesSeqs(Groups);
+               }
        
                /***************************************************/
                // use smart distancing to get right sharedRabund  //
                /***************************************************/
                if (sharedfile != "") {  
                        getShared(); 
-                       if (m->control_pressed) {  for (int i = 0; i < lookup.size(); i++) {  delete lookup[i];  } return 0; }
+                       if (m->control_pressed) { if (designfile != "") { delete designMap; } for (int i = 0; i < lookup.size(); i++) {  delete lookup[i];  } return 0; }
                        if (lookup[0] == NULL) { m->mothurOut("[ERROR] reading shared file."); m->mothurOutEndLine(); return 0; }
                }else { 
                        getSharedFloat(); 
-                       if (m->control_pressed) {  for (int i = 0; i < lookupFloat.size(); i++) {  delete lookupFloat[i];  } return 0; }
+                       if (m->control_pressed) {  if (designfile != "") { delete designMap; } for (int i = 0; i < lookupFloat.size(); i++) {  delete lookupFloat[i];  } return 0; }
                        if (lookupFloat[0] == NULL) { m->mothurOut("[ERROR] reading relabund file."); m->mothurOutEndLine(); return 0; }
                }
+               
+               //reset Globaldatas groups if needed
+               if (designfile != "") { globaldata->Groups = Groups; }
                        
                /***************************************************/
                //    reading tree info                                                    //
@@ -212,16 +239,33 @@ int IndicatorCommand::execute(){
                globaldata->setGroupFile(groupfile); 
                treeMap = new TreeMap();
                bool mismatch = false;
+                       
                for (int i = 0; i < globaldata->Treenames.size(); i++) { 
                        //sanity check - is this a group that is not in the sharedfile?
-                       if (!(m->inUsersGroups(globaldata->Treenames[i], globaldata->gGroupmap->namesOfGroups))) {
-                               m->mothurOut("[ERROR]: " + globaldata->Treenames[i] + " is not a group in your shared or relabund file."); m->mothurOutEndLine();
-                               mismatch = true;
+                       if (designfile == "") {
+                               if (!(m->inUsersGroups(globaldata->Treenames[i], globaldata->gGroupmap->namesOfGroups))) {
+                                       m->mothurOut("[ERROR]: " + globaldata->Treenames[i] + " is not a group in your shared or relabund file."); m->mothurOutEndLine();
+                                       mismatch = true;
+                               }
+                               treeMap->addSeq(globaldata->Treenames[i], "Group1"); 
+                       }else{
+                               vector<string> myGroups; myGroups.push_back(globaldata->Treenames[i]);
+                               vector<string> myNames = designMap->getNamesSeqs(myGroups);
+                               
+                               for(int k = 0; k < myNames.size(); k++) {
+                                       if (!(m->inUsersGroups(myNames[k], globaldata->gGroupmap->namesOfGroups))) {
+                                               m->mothurOut("[ERROR]: " + myNames[k] + " is not a group in your shared or relabund file."); m->mothurOutEndLine();
+                                               mismatch = true;
+                                       }
+                               }
+                               treeMap->addSeq(globaldata->Treenames[i], "Group1");
                        }
-                       treeMap->addSeq(globaldata->Treenames[i], "Group1"); 
                }
+               
+               if ((designfile != "") && (globaldata->Treenames.size() != Groups.size())) { m->mothurOut("[ERROR]: You design file does not match your tree, aborting."); m->mothurOutEndLine(); mismatch = true; }
                                
                if (mismatch) { //cleanup and exit
+                       if (designfile != "") { delete designMap; }
                        if (sharedfile != "") {  for (int i = 0; i < lookup.size(); i++) {  delete lookup[i];  } }
                        else { for (int i = 0; i < lookupFloat.size(); i++) {  delete lookupFloat[i];  } }
                        delete treeMap;
@@ -239,7 +283,8 @@ int IndicatorCommand::execute(){
                
                delete read;
                
-               if (m->control_pressed) {  
+               if (m->control_pressed) { 
+                       if (designfile != "") { delete designMap; }
                        if (sharedfile != "") {  for (int i = 0; i < lookup.size(); i++) {  delete lookup[i];  } }
                        else { for (int i = 0; i < lookupFloat.size(); i++) {  delete lookupFloat[i];  } }
                        for (int i = 0; i < T.size(); i++) {  delete T[i];  } globaldata->gTree.clear(); delete globaldata->gTreemap; return 0; 
@@ -252,18 +297,15 @@ int IndicatorCommand::execute(){
                /***************************************************/
                Tree* outputTree = new Tree(globaldata->Groups.size()); 
                
-               if (pickedGroups) {
-                       outputTree->getSubTree(T[0], globaldata->Groups);
-                       outputTree->assembleTree();
-               }else{
-                       outputTree->getCopy(T[0]);
-                       outputTree->assembleTree();
-               }
-               
+               outputTree->getSubTree(T[0], globaldata->Groups);
+               outputTree->assembleTree();
+                       
                //no longer need original tree, we have output tree to use and label
                for (int i = 0; i < T.size(); i++) {  delete T[i];  } globaldata->gTree.clear();
                
-               if (m->control_pressed) {  
+                               
+               if (m->control_pressed) { 
+                       if (designfile != "") { delete designMap; }
                        if (sharedfile != "") {  for (int i = 0; i < lookup.size(); i++) {  delete lookup[i];  } }
                        else { for (int i = 0; i < lookupFloat.size(); i++) {  delete lookupFloat[i];  } }
                        delete outputTree; delete globaldata->gTreemap;  return 0; 
@@ -274,6 +316,8 @@ int IndicatorCommand::execute(){
                /***************************************************/
                GetIndicatorSpecies(outputTree);
                
+               if (designfile != "") { delete designMap; }
+               
                if (m->control_pressed) {  
                        if (sharedfile != "") {  for (int i = 0; i < lookup.size(); i++) {  delete lookup[i];  } }
                        else { for (int i = 0; i < lookupFloat.size(); i++) {  delete lookupFloat[i];  } }
@@ -299,6 +343,7 @@ int IndicatorCommand::execute(){
 //report all otu values to file
 int IndicatorCommand::GetIndicatorSpecies(Tree*& T){
        try {
+               
                string thisOutputDir = outputDir;
                if (outputDir == "") {  thisOutputDir += m->hasPath(inputFileName);  }
                string outputFileName = thisOutputDir + m->getRootName(m->getSimpleName(inputFileName)) + "indicator.summary";
@@ -306,7 +351,16 @@ int IndicatorCommand::GetIndicatorSpecies(Tree*& T){
                
                ofstream out;
                m->openOutputFile(outputFileName, out);
-               out << "Node\tOTU#\tIndVal" << endl;
+               out.setf(ios::fixed, ios::floatfield); out.setf(ios::showpoint);
+               
+               int numBins = 0;
+               if (sharedfile != "") { numBins = lookup[0]->getNumBins(); }
+               else { numBins = lookupFloat[0]->getNumBins(); }
+               
+               //print headings
+               out << "TreeNode\t";
+               for (int i = 0; i < numBins; i++) { out << "OTU-" << (i+1) << '\t'; }
+               out << endl;
                
                string treeOutputDir = outputDir;
                if (outputDir == "") {  treeOutputDir += m->hasPath(treefile);  }
@@ -324,7 +378,7 @@ int IndicatorCommand::GetIndicatorSpecies(Tree*& T){
                
                //you need the distances to leaf to decide grouping below
                //this will also set branch lengths if the tree does not include them
-               map<int, float> distToLeaf = getLengthToLeaf(T);
+               map<int, float> distToRoot = getDistToRoot(T);
                        
                //for each node
                for (int i = T->getNumLeaves(); i < T->getNumNodes(); i++) {
@@ -340,21 +394,32 @@ int IndicatorCommand::GetIndicatorSpecies(Tree*& T){
                        if (sharedfile != "") {
                                vector< vector<SharedRAbundVector*> > groupings;
                                
-                               /*groupings.resize(1);
-                               groupings[0].push_back(lookup[0]);
-                               groupings[0].push_back(lookup[1]);
-                               groupings[0].push_back(lookup[2]);
-                               groupings[0].push_back(lookup[3]);
-                               groupings[0].push_back(lookup[4]);*/
-                               
                                //get nodes that will be a valid grouping
                                //you are valid if you are not one of my descendants
-                               //AND your distToLeaf is <= mine
-                               //AND your distToLeaf is >= my smallest childs
-                               //AND you were not added as part of a larger grouping
+                               //AND your distToRoot is >= mine
+                               //AND you were not added as part of a larger grouping. Largest nodes are added first.
+                               
                                set<string> groupsAlreadyAdded;
+                               //create a grouping with my grouping
+                               vector<SharedRAbundVector*> subset;
+                               int count = 0;
+                               int doneCount = nodeToDescendants[i].size();
+                               for (int k = 0; k < lookup.size(); k++) {
+                                       //is this descendant of i
+                                       if ((nodeToDescendants[i].count(lookup[k]->getGroup()) != 0)) { 
+                                               subset.push_back(lookup[k]);
+                                               groupsAlreadyAdded.insert(lookup[k]->getGroup());
+                                               count++;
+                                       }
+                                       if (count == doneCount) { break; } //quit once you get the rabunds for this grouping
+                               }
+                               if (subset.size() != 0) { groupings.push_back(subset); }
+                               
+                               
                                for (int j = (T->getNumNodes()-1); j >= 0; j--) {
-                                       if ((descendantNodes[i].count(j) == 0) && (distToLeaf[j] <= distToLeaf[i]) && ((distToLeaf[j] >= distToLeaf[T->tree[i].getLChild()]) || (distToLeaf[j] >= distToLeaf[T->tree[i].getRChild()]))) {
+       
+                                       
+                                       if ((descendantNodes[i].count(j) == 0) && (distToRoot[j] >= distToRoot[i])) { 
                                                vector<SharedRAbundVector*> subset;
                                                int count = 0;
                                                int doneCount = nodeToDescendants[j].size();
@@ -373,8 +438,8 @@ int IndicatorCommand::GetIndicatorSpecies(Tree*& T){
                                        }
                                }
                                
-                               if (groupsAlreadyAdded.size() != lookup.size()) { m->mothurOut("[ERROR]: could not make proper groupings."); m->mothurOutEndLine(); }
-                               
+                               if (groupsAlreadyAdded.size() != lookup.size()) {  m->mothurOut("[ERROR]: could not make proper groupings."); m->mothurOutEndLine(); }
+                                                               
                                indicatorValues = getValues(groupings);
                                
                        }else {
@@ -382,12 +447,27 @@ int IndicatorCommand::GetIndicatorSpecies(Tree*& T){
                                
                                //get nodes that will be a valid grouping
                                //you are valid if you are not one of my descendants
-                               //AND your distToLeaf is <= mine
-                               //AND your distToLeaf is >= my smallest childs
-                               //AND you were not added as part of a larger grouping
+                               //AND your distToRoot is >= mine
+                               //AND you were not added as part of a larger grouping. Largest nodes are added first.
+                               
                                set<string> groupsAlreadyAdded;
+                               //create a grouping with my grouping
+                               vector<SharedRAbundFloatVector*> subset;
+                               int count = 0;
+                               int doneCount = nodeToDescendants[i].size();
+                               for (int k = 0; k < lookupFloat.size(); k++) {
+                                       //is this descendant of i
+                                       if ((nodeToDescendants[i].count(lookupFloat[k]->getGroup()) != 0)) { 
+                                               subset.push_back(lookupFloat[k]);
+                                               groupsAlreadyAdded.insert(lookupFloat[k]->getGroup());
+                                               count++;
+                                       }
+                                       if (count == doneCount) { break; } //quit once you get the rabunds for this grouping
+                               }
+                               if (subset.size() != 0) { groupings.push_back(subset); }
+                               
                                for (int j = (T->getNumNodes()-1); j >= 0; j--) {
-                                       if ((descendantNodes[i].count(j) == 0) && (distToLeaf[j] <= distToLeaf[i]) && ((distToLeaf[j] >= distToLeaf[T->tree[i].getLChild()]) || (distToLeaf[j] >= distToLeaf[T->tree[i].getRChild()]))) {
+                                       if ((descendantNodes[i].count(j) == 0) && (distToRoot[j] >= distToRoot[i])) {
                                                vector<SharedRAbundFloatVector*> subset;
                                                int count = 0;
                                                int doneCount = nodeToDescendants[j].size();
@@ -413,30 +493,20 @@ int IndicatorCommand::GetIndicatorSpecies(Tree*& T){
                        
                        if (m->control_pressed) { out.close(); return 0; }
                        
+                       
                        /******************************************************/
                        //output indicator values to table form + label tree  //
                        /*****************************************************/
-                       vector<int> indicatorOTUs;
-                       float largestValue = 0.0;
+                       out << (i+1) << '\t';
                        for (int j = 0; j < indicatorValues.size(); j++) {
                                
                                if (m->control_pressed) { out.close(); return 0; }
                                
-                               out << (i+1) << '\t' << (j+1) << '\t' << indicatorValues[j] << endl;
-                               
-                               //show no favortism
-                               if (indicatorValues[j] > largestValue) { 
-                                       largestValue = indicatorValues[j];
-                                       indicatorOTUs.clear();
-                                       indicatorOTUs.push_back(j+1);
-                               }else if (indicatorValues[j] == largestValue) { 
-                                       indicatorOTUs.push_back(j+1);
-                               }
-                               
-                               random_shuffle(indicatorOTUs.begin(), indicatorOTUs.end());
-                               
-                               T->tree[i].setLabel(indicatorOTUs[0]);
+                               out << indicatorValues[j] << '\t';
                        }
+                       out << endl;
+                       
+                       T->tree[i].setLabel((i+1));
                        
                }
                out.close();
@@ -563,45 +633,60 @@ vector<float> IndicatorCommand::getValues(vector< vector<SharedRAbundVector*> >&
        }
 }
 //**********************************************************************************************************************
-//you need the distances to leaf to decide groupings
+//you need the distances to root to decide groupings
 //this will also set branch lengths if the tree does not include them
-map<int, float> IndicatorCommand::getLengthToLeaf(Tree*& T){
+map<int, float> IndicatorCommand::getDistToRoot(Tree*& T){
        try {
                map<int, float> dists;
                
-               for (int i = 0; i < T->getNumNodes(); i++) {
-                       
-                       int lc = T->tree[i].getLChild();
-                       int rc = T->tree[i].getRChild();
-                                
-                       //if you have no branch length, set it then calc
-                       if (T->tree[i].getBranchLength() <= 0.0) {
+               bool hasBranchLengths = false;
+               for (int i = 0; i < T->getNumNodes(); i++) { 
+                       if (T->tree[i].getBranchLength() > 0.0) {  hasBranchLengths = true; break; }
+               }
+               
+               //set branchlengths if needed
+               if (!hasBranchLengths) { 
+                       for (int i = 0; i < T->getNumNodes(); i++) {
+                               
+                               int lc = T->tree[i].getLChild();
+                               int rc = T->tree[i].getRChild();
                                
                                if (lc == -1) { // you are a leaf
                                        //if you are a leaf set you priliminary length to 1.0, this may adjust later
                                        T->tree[i].setBranchLength(1.0);
-                                       dists[i] = 0.0;
+                                       dists[i] = 1.0;
                                }else{ // you are an internal node
                                        //look at your children's length to leaf
                                        float ldist = dists[lc];
                                        float rdist = dists[rc];
                                        
-                                       float greater;
-                                       if (rdist > greater) { greater = rdist; }
-                                       else { greater = ldist; }
+                                       float greater = ldist;
+                                       if (rdist > greater) { greater = rdist; dists[i] = ldist + 1.0;}
+                                       else { dists[i] = rdist + 1.0; }
+                                       
                                        
                                        //branch length = difference + 1
                                        T->tree[lc].setBranchLength((abs(ldist-greater) + 1.0));
                                        T->tree[rc].setBranchLength((abs(rdist-greater) + 1.0));
-                                       
-                                       dists[i] = dists[lc] + (abs(ldist-greater) + 1.0);
                                }
-                               
-                       }else{
-                               if (lc == -1) { dists[i] = 0.0; }
-                               else { dists[i] = dists[lc] + T->tree[lc].getBranchLength(); }
                        }
+               }
                        
+               dists.clear();
+               
+               for (int i = 0; i < T->getNumNodes(); i++) {
+                       
+                       double sum = 0.0;
+                       int index = i;
+                       
+                       while(T->tree[index].getParent() != -1){
+                               if (T->tree[index].getBranchLength() != -1) {
+                                       sum += abs(T->tree[index].getBranchLength()); 
+                               }
+                               index = T->tree[index].getParent();
+                       }
+                       
+                       dists[i] = sum;
                }
                
                return dists;
@@ -623,8 +708,18 @@ set<string> IndicatorCommand::getDescendantList(Tree*& T, int i, map<int, set<st
                
                if (lc == -1) { //you are a leaf your only descendant is yourself
                        set<int> temp; temp.insert(i);
-                       names.insert(T->tree[i].getName());
                        nodes[i] = temp;
+                       
+                       if (designfile == "") {
+                               names.insert(T->tree[i].getName());
+                       }else {
+                               vector<string> myGroup; myGroup.push_back(T->tree[i].getName());
+                               vector<string> myReps = designMap->getNamesSeqs(myGroup);
+                               for (int k = 0; k < myReps.size(); k++) {
+                                       names.insert(myReps[k]);
+                               }
+                       }
+                       
                }else{ //your descedants are the combination of your childrens descendants
                        names = descendants[lc];
                        nodes[i] = nodes[lc];
@@ -634,6 +729,8 @@ set<string> IndicatorCommand::getDescendantList(Tree*& T, int i, map<int, set<st
                        for (set<int>::iterator itNum = nodes[rc].begin(); itNum != nodes[rc].end(); itNum++) {
                                nodes[i].insert(*itNum);
                        }
+                       //you are your own descendant
+                       nodes[i].insert(i);
                }
                
                return names;
@@ -650,6 +747,8 @@ int IndicatorCommand::getShared(){
                lookup = input->getSharedRAbundVectors();
                string lastLabel = lookup[0]->getLabel();
                
+               if (label == "") { label = lastLabel; delete input; return 0; }
+               
                //if the users enters label "0.06" and there is no "0.06" in their file use the next lowest label.
                set<string> labels; labels.insert(label);
                set<string> processedLabels;
@@ -724,6 +823,8 @@ int IndicatorCommand::getSharedFloat(){
                lookupFloat = input->getSharedRAbundFloatVectors();
                string lastLabel = lookupFloat[0]->getLabel();
                
+               if (label == "") { label = lastLabel; delete input; return 0; }
+               
                //if the users enters label "0.06" and there is no "0.06" in their file use the next lowest label.
                set<string> labels; labels.insert(label);
                set<string> processedLabels;