eyetracker made optional

by using isfield

Author: CerenB

createFilename.m

@@ -89,7 +89,7 @@
 [~, ~, ~] = mkdir(expParameters.outputDir);
 [~, ~, ~] = mkdir(fullfile(expParameters.outputDir, modality));
 
-if cfg.eyeTracker
+if isfield(cfg,'eyeTracker')
     [~, ~, ~] = mkdir(fullfile(expParameters.outputDir, 'eyetracker'));
 end
 

createFilename.m~

@@ -0,0 +1,126 @@
+function expParameters = createFilename(cfg,expParameters)
+% create the BIDS compliant directories and filenames for the behavioral output for this subject /
+% session / run.
+% Will also create the right filename for the eyetracking data file.
+%
+% For the moment the date of acquisition is appreneded to the filename
+%
+% can work for behavioral experiment if cfg.device is set to 'PC'
+% can work for fMRI experiment if cfg.device is set to 'scanner'
+% can work for simple eyetracking data if cfg.eyeTracker is set to 1
+%
+% BOLD
+% sub-<label>[_ses-<label>]_task-<label>[_acq-<label>][_ce-<label>][_dir-<label>][_rec-<label>][_run-<index>][_echo-<index>]_<contrast_label>.nii[.gz]
+%
+% iEEG
+% sub-<label>[_ses-<label>]_task-<task_label>[_run-<index>]_ieeg.json
+%
+% EEG
+% sub-<label>[_ses-<label>]_task-<label>[_run-<index>]_eeg.<manufacturer_specific_extension>
+%
+% EYETRACKER
+% sub-<participant_label>[_ses-<label>][_acq-<label>]_task-<task_label>_eyetrack.<manufacturer_specific_extension>
+
+zeroPadding = 3;
+pattern = ['%0' num2str(zeroPadding) '.0f'];
+
+dateFormat = 'yyyymmdd_HHMM';
+
+% Setting some defaults: no need to change things here
+expParameters = checkCFG(expParameters);
+
+% extract input
+subjectGrp = expParameters.subjectGrp;
+subjectNb = expParameters.subjectNb;
+sessionNb = expParameters.sessionNb;
+runNb = expParameters.runNb;
+
+expParameters.date = datestr(now, dateFormat);
+
+% output dir
+expParameters.outputDir = fullfile (...
+    expParameters.outputDir, ...
+    'source', ...
+    ['sub-' subjectGrp, sprintf(pattern, subjectNb)], ...
+    ['ses-', sprintf(pattern, sessionNb)]);
+
+% create base filename
+expParameters.fileName.base = ...
+    ['sub-', subjectGrp, sprintf(pattern, subjectNb), ...
+    '_ses-', sprintf(pattern, sessionNb) , ...
+    '_task-', expParameters.task];
+
+runSuffix = ['_run-' sprintf(pattern, runNb)];
+
+
+switch lower(cfg.device)
+    case 'pc'
+        modality = 'beh';
+    case 'scanner'
+        modality = 'func';
+    otherwise
+        modality = 'beh';
+end
+
+expParameters.modality = modality;
+
+
+% set values for the suffixes for the different fields in the BIDS name
+fields2Check = { ...
+    'ce', ...
+    'dir', ...  % For BIDS file naming: phase encoding direction of acquisition for fMRI
+    'rec', ...  % For BIDS file naming: reconstruction of fMRI images
+    'echo', ... % For BIDS file naming: echo fMRI images
+    'acq'       % For BIDS file naming: acquisition of fMRI images
+    };
+
+for iField = 1:numel(fields2Check)
+    if isempty (getfield(expParameters, fields2Check{iField}) ) %#ok<*GFLD>
+        expParameters = setfield(expParameters, [fields2Check{iField} 'Suffix'], ...
+            ''); %#ok<*SFLD>
+    else
+        expParameters = setfield(expParameters, [fields2Check{iField} 'Suffix'], ...
+            ['_' fields2Check{iField} '-' getfield(expParameters, fields2Check{iField})]);
+    end
+end
+
+
+%% create directories
+[~, ~, ~] = mkdir(expParameters.outputDir);
+[~, ~, ~] = mkdir(fullfile(expParameters.outputDir, modality));
+
+if isfield(cfg.eyeTracker)
+    [~, ~, ~] = mkdir(fullfile(expParameters.outputDir, 'eyetracker'));
+end
+
+
+%% create filenames
+
+switch modality
+    
+    case 'beh'
+        
+        expParameters.fileName.events = ...
+            [expParameters.fileName.base, runSuffix, '_events_date-' expParameters.date '.tsv'];
+        
+    case 'func'
+        
+        expParameters.fileName.events = ...
+            [expParameters.fileName.base, ...
+            expParameters.acqSuffix, expParameters.ceSuffix, ...
+            expParameters.dirSuffix, expParameters.recSuffix, ...
+            runSuffix, expParameters.echoSuffix, ...
+            '_events_date-' expParameters.date '.tsv'];
+        
+end
+
+if cfg.eyeTracker
+    
+    expParameters.fileName.eyetracker = ...
+        [expParameters.fileName.base, expParameters.acqSuffix, ...
+        runSuffix, '_eyetrack_date-' expParameters.date '.edf'];
+    
+end
+
+
+end