Index: sodar/trunk/plotSodar.py
===================================================================
--- sodar/trunk/plotSodar.py (revision 151)
+++ sodar/trunk/plotSodar.py (revision 152)
@@ -11,4 +11,5 @@
 import os
 import shutil
+import csv
 
 _uComponentsPlotName = 'uComponents.png'
@@ -18,4 +19,5 @@
 _quiverPlotName = 'quiver.png'
 _latestPlotNamePrefix = 'ims_sodar_latest_'
+_catalogName = 'sodar-plot-catalog.csv'
 
 def plotSingle(filein, pathout):
@@ -166,13 +168,34 @@
     return 0
 
-def plotAll(source, destination, latest, force):
+def createCatalog(destination, catalog):
+    """
+    Create catalog of plots.
+    
+    createCatalog(destination, catalog) -> rc
+    
+    destination - path to plot images directory in NCCOOS format.
+    catalog - path to plot catalog.
+    rc - 0 if successful
+    """
+    destinationWalk = findMissing.computeDestinationWalk(destination)
+    catalogData = [destpath.split(os.sep)
+                   for destpath in destinationWalk]
+    catalogHandle = open(os.join(catalog, _catalogName), 'wb')
+    writer = csv.writer(catalogHandle)
+    writer.writerows(catalogData)
+    catalogHandle.close()
+    
+    return 0
+
+def plotAll(source, destination, latest, catalog, force):
     """
     Plot all sodar raw data files.
     
-    plotAll(source, destination) -> rc
+    plotAll(source, destination, latest, catalog, force) -> rc
     
     source - path to raw data directory in NCCOOS format.
-    detination - path to plot images directory in NCCOOS format.
+    destination - path to plot images directory in NCCOOS format.
     latest - path to latest plots images directory in NCCOOS format.
+    catalog - path to plot catalog.
     force - update all destination plots for which raw data sources exist.
     rc - 0 if successful
@@ -200,8 +223,14 @@
     # copyLatest(pathout, latest, _quiverPlotName)
     
+    createCatalog(destination, catalog)
+    
     return 0
 
 def _main():
-    """bin/python %prog [options] /path/to/raw/files/ /path/to/plots/ /path/to/latest/plot/"""
+    """bin/python %prog [options] \
+                  /path/to/raw/files/ \
+                  /path/to/plots/ \
+                  /path/to/latest/plot/ \
+                  /path/to/catalog/"""
     
     __description__ = 'Plot all sodar raw data files.'
@@ -216,6 +245,6 @@
                       help='update all plots for which raw data exists')
     (values, args) = parser.parse_args()
-    (source, destination, latest) = tuple(args)
-    plotAll(source, destination, latest, values.force)
+    (source, destination, latest, catalog) = tuple(args)
+    plotAll(source, destination, latest, catalog, values.force)
     
     return 0
Index: sodar/trunk/sodar/utils/findMissing.py
===================================================================
--- sodar/trunk/sodar/utils/findMissing.py (revision 143)
+++ sodar/trunk/sodar/utils/findMissing.py (revision 152)
@@ -7,13 +7,12 @@
 import os
 
-def findMissing(source, destination, force):
+def computeSourceWalk(source):
     """
-    Find raw sodar data files in need of processing.
-
-    Get source filetree.
-    Get destination file tree.
-    Construct ideal destination file tree from source
-    Compare ideal destination file tree to destination file tree
-    Construct difference file tree as list of tuples (source, destination)
+    Compute source file tree.
+    
+    computeSourceWalk(source) -> sourceWalk
+    
+    source - path to raw data directory in NCCOOS format.
+    sourceWalk - list of all raw data files with full paths.
     """
     
@@ -22,5 +21,16 @@
                  for fullPath, subDirs, files
                  in sourceWalk]
-    sourceWalk = sourceWalk[1:]
+    return sourceWalk[1:]
+
+def computeDestinationWalk(destination,force):
+    """
+    Compute destination file tree.
+    
+    computeDestinationWalk(destination, force) -> destinationWalk
+    
+    destination - path to plot images directory in NCCOOS format.
+    force - update all destination plots for which raw data sources exist.
+    destinationWalk - sorted list of all pre-existing destination paths.
+    """
     
     if force:
@@ -36,7 +46,30 @@
                            in destinationWalk
                            if not subDirs]
-        # always mark most recent destination as missing
-        # to keep it updated as source is updated during the day
-        destinationWalk = sorted(destinationWalk)
+        return sorted(destinationWalk)
+
+def findMissing(source, destination, force):
+    """
+    Find raw sodar data files in need of processing.
+    
+    findMissing(source, destination, force) -> differenceWalk
+    
+    source - path to raw data directory in NCCOOS format.
+    destination - path to plot images directory in NCCOOS format.
+    force - update all destination plots for which raw data sources exist.
+    differenceWalk - sorted list of source,destination full path tuples.
+    
+    Compute source filetree.
+    Compute destination file tree.
+    Compute ideal destination file tree from source
+    Compare ideal destination file tree to destination file tree
+    Compute difference file tree as list of tuples (source, destination)
+    """
+    
+    sourceWalk = computeSourceWalk(source)
+    
+    destinationWalk = computeDestinationWalk(destination, force)
+    # always mark most recent destination as missing
+    # to keep it updated as source is updated during the day
+    if destinationWalk:
         destinationWalk = destinationWalk[:-1]