Revert "Make Extent and Extent CRS GDAL parameters optional"

This reverts commit dc2df62.

Author: volaya

python/plugins/processing/algs/gdal/warp.py

@@ -91,8 +91,7 @@ def defineCharacteristics(self):
 
         if GdalUtils.version() >= 2000000:
             self.addParameter(ParameterCrs(self.EXT_CRS,
-                                           self.tr('CRS of the raster extent, leave blank for using Destination SRS'),
-                                           optional=True))
+                                           self.tr('CRS of the raster extent'), ''))
 
         params = []
         params.append(ParameterSelection(self.RTYPE,
@@ -136,7 +135,7 @@ def getConsoleCommands(self):
         compress = self.COMPRESSTYPE[self.getParameterValue(self.COMPRESS)]
         bigtiff = self.BIGTIFFTYPE[self.getParameterValue(self.BIGTIFF)]
         tfw = unicode(self.getParameterValue(self.TFW))
-        rastext = self.getParameterValue(self.RAST_EXT)
+        rastext = unicode(self.getParameterValue(self.RAST_EXT))
         rastext_crs = self.getParameterValue(self.EXT_CRS)
 
         arguments = []
@@ -164,17 +163,21 @@ def getConsoleCommands(self):
         extra = self.getParameterValue(self.EXTRA)
         if extra is not None:
             extra = unicode(extra)
+        regionCoords = rastext.split(',')
+        try:
+            rastext = []
+            rastext.append('-te')
+            rastext.append(regionCoords[0])
+            rastext.append(regionCoords[2])
+            rastext.append(regionCoords[1])
+            rastext.append(regionCoords[3])
+        except IndexError:
+            rastext = []
         if rastext:
-            regionCoords = rastext.split(',')
-            if len(regionCoords) >= 4:
-                arguments.append('-te')
-                arguments.append(regionCoords[0])
-                arguments.append(regionCoords[2])
-                arguments.append(regionCoords[1])
-                arguments.append(regionCoords[3])
+            arguments.extend(rastext)
 
         if GdalUtils.version() >= 2000000:
-            if rastext and rastext_crs:
+            if rastext and rastext_crs is not None:
                 arguments.append('-te_srs')
                 arguments.append(rastext_crs)
 

python/plugins/processing/core/parameters.py

@@ -198,7 +198,7 @@ def __init__(self, name='', description='', default=None, optional=False):
         # The value is a string in the form "xmin, xmax, ymin, ymax"
 
     def setValue(self, text):
-        if not text:
+        if text is None:
             if not self.optional:
                 return False
             self.value = None

python/plugins/processing/gui/ExtentSelectionPanel.py

@@ -58,7 +58,7 @@ def __init__(self, dialog, alg, default=None):
         if self.canUseAutoExtent():
             if hasattr(self.leText, 'setPlaceholderText'):
                 self.leText.setPlaceholderText(
-                    self.tr('[Use "auto" to use min covering extent]'))
+                    self.tr('[Leave blank to use min covering extent]'))
 
         self.btnSelect.clicked.connect(self.selectExtent)
 
@@ -112,7 +112,7 @@ def selectExtent(self):
         popupmenu.exec_(QCursor.pos())
 
     def useMinCoveringExtent(self):
-        self.leText.setText('auto')
+        self.leText.setText('')
 
     def getMinCoveringExtent(self):
         first = True
@@ -205,10 +205,10 @@ def setValueFromRect(self, r):
         self.dialog.activateWindow()
 
     def getValue(self):
-        if unicode(self.leText.text()).strip() == 'auto':
-            return self.getMinCoveringExtent()
-        else:
+        if unicode(self.leText.text()).strip() != '':
             return unicode(self.leText.text())
+        else:
+            return self.getMinCoveringExtent()
 
     def setExtentFromString(self, s):
         self.leText.setText(s)