added a new method for loading layers into qgis

git-svn-id: http://sextante.googlecode.com/svn/trunk/soft/bindings/qgis-plugin@38 881b9c09-3ef8-f3c2-ec3d-21d735c97f4d

src/sextante/core/QGisLayers.py

@@ -80,9 +80,9 @@ def load(layer, name = None, crs = None):
 
 
     @staticmethod
-    def loadMap(layersmap, crs):
-        for name in layersmap.keys():
-            QGisLayers.load(layersmap[name], name, crs)
+    def loadFromDict(layersdict, crs):
+        for name in layersdict.keys():
+            QGisLayers.load(layersdict[name], name, crs)
 
 
     @staticmethod

src/sextante/core/Sextante.py

@@ -210,6 +210,10 @@ def runalg(name, *args):
     def load(layer):
         QGisLayers.load(layer)
 
+    @staticmethod
+    def loadFromAlg(layersdict):
+        QGisLayers.loadFromDict(layersdict)
+
     @staticmethod
     def getObject(string):
         QGisLayers.getObjectFromUri(string)

src/sextante/saga/SagaAlgorithmProvider.py

@@ -5,6 +5,7 @@
 from PyQt4.QtGui import *
 from sextante.core.SextanteConfig import SextanteConfig, Setting
 from sextante.core.AlgorithmProvider import AlgorithmProvider
+from sextante.core.SextanteLog import SextanteLog
 
 class SagaAlgorithmProvider(AlgorithmProvider):
 
@@ -22,14 +23,14 @@ def __init__(self):
     def _loadAlgorithms(self):
         folder = SagaUtils.sagaDescriptionPath()
         for descriptionFile in os.listdir(folder):
-            #try:
+            try:
                 if descriptionFile.startswith("alg_"):
                     alg = SagaAlgorithm(os.path.join(folder, descriptionFile))
                     if alg.name.strip() != "":
                         alg.provider = self
                         self.algs.append(alg)
-            #except Exception,e:
-                #pass
+            except Exception,e:
+                SextanteLog.addToLog(SextanteLog.LOG_ERROR, "Could not open SAGA algorithm: " + descriptionFile)
 
         #self.createDescriptionFiles()
 

src/sextante/saga/description/alg_27.txt

@@ -22,5 +22,6 @@ ParameterBoolean|USER_FIT_EXTENT        |Fit Extent|True
 ParameterNumber|USER_X_EXTENT_MIN|X-Extent Min|None|None|0
 ParameterNumber|USER_X_EXTENT_MAX|X-Extent Max|None|None|0
 ParameterNumber|USER_Y_EXTENT_MIN|Y-Extent Min|None|None|0
-ParameterNumber|USER_Y_EXTENT_MAX|Y-Extent Max|None|None|0OutputRaster|GRID|Grid
+ParameterNumber|USER_Y_EXTENT_MAX|Y-Extent Max|None|None|0
+OutputRaster|GRID|Grid
 OutputRaster|VARIANCE|Variance