+
+ it = parameters.find("name");
+ //user has given a template file
+ if(it != parameters.end()){
+ path = hasPath(it->second);
+ //if the user has not given a path then, add inputdir. else leave path alone.
+ if (path == "") { parameters["name"] = inputDir + it->second; }
+ }
+ }
+
+ format = globaldata->getFormat();
+
+ //required parameters
+ phylipfile = validParameter.validFile(parameters, "phylip", true);
+ if (phylipfile == "not open") { abort = true; }
+ else if (phylipfile == "not found") { phylipfile = ""; }
+ else { format = "phylip"; globaldata->setPhylipFile(phylipfile); }
+
+ columnfile = validParameter.validFile(parameters, "column", true);
+ if (columnfile == "not open") { abort = true; }
+ else if (columnfile == "not found") { columnfile = ""; }
+ else { format = "column"; globaldata->setColumnFile(columnfile); }
+
+ namefile = validParameter.validFile(parameters, "name", true);
+ if (namefile == "not open") { abort = true; }
+ else if (namefile == "not found") { namefile = ""; }
+ else { globaldata->setNameFile(namefile); }
+
+ //error checking on files
+ if ((globaldata->getSharedFile() == "") && ((phylipfile == "") && (columnfile == ""))) { mothurOut("You must run the read.otu command or provide a distance file before running the tree.shared command."); mothurOutEndLine(); abort = true; }
+ else if ((phylipfile != "") && (columnfile != "")) { mothurOut("When running the tree.shared command with a distance file you may not use both the column and the phylip parameters."); mothurOutEndLine(); abort = true; }
+
+ if (columnfile != "") {
+ if (namefile == "") { mothurOut("You need to provide a namefile if you are going to use the column format."); mothurOutEndLine(); abort = true; }
+ }
+
+ //check for optional parameter and set defaults
+ // ...at some point should added some additional type checking...
+ label = validParameter.validFile(parameters, "label", false);
+ if (label == "not found") { label = ""; }
+ else {
+ if(label != "all") { splitAtDash(label, labels); allLines = 0; }
+ else { allLines = 1; }
+ }
+
+ //if the user has not specified any labels use the ones from read.otu
+ if(label == "") {
+ allLines = globaldata->allLines;
+ labels = globaldata->labels;
+ }
+
+ groups = validParameter.validFile(parameters, "groups", false);
+ if (groups == "not found") { groups = ""; }
+ else {
+ splitAtDash(groups, Groups);
+ globaldata->Groups = Groups;