Fix some algorithms

Médéric Ribreux · Médéric RIBREUX · commit ed97ca5628a7 · 2016-05-29T09:00:16.000+02:00
diff --git a/python/plugins/processing/algs/grass7/description/i.atcorr.txt b/python/plugins/processing/algs/grass7/description/i.atcorr.txt
@@ -6,7 +6,7 @@ ParameterBoolean|-a|Input from ETM+ image taken after July 1, 2000|False
 ParameterBoolean|-b|Input from ETM+ image taken before July 1, 2000|False
 ParameterRaster|elevation|Input altitude raster map in m (optional)|True
 ParameterRaster|visibility|Input visibility raster map in km (optional)|True
-ParameterFile|parameters|Name of input text file|False
+ParameterFile|parameters|Name of input text file|False|False
 ParameterRange|range|Input imagery range [0,255]|0,255
 ParameterBoolean|-o|Try to increase computation speed when altitude and/or visibility map is used|True
 OutputRaster|output|Atmospheric correction
diff --git a/python/plugins/processing/algs/grass7/ext/i_cluster.py b/python/plugins/processing/algs/grass7/ext/i_cluster.py
@@ -25,11 +25,15 @@
 
 __revision__ = '$Format:%H$'
 
-from i import regroupRasters, file2Output, moveFile
+from i import regroupRasters, file2Output, moveFile, verifyRasterNum
 from os import path
 from ..Grass7Utils import Grass7Utils
 
 
+def checkParameterValuesBeforeExecuting(alg):
+    return verifyRasterNum(alg, 'input', 2)
+
+
 def processCommand(alg):
     # We need to extract the basename of the signature file
     signatureFile = alg.getOutputFromName('signaturefile')
