[processing] use point parameter in GRASS algs where possible (addresses #15983)

alexbruy · alexbruy · commit a1a66a88a3c5 · 2017-01-24T15:53:26.000+02:00
(cherry picked from commit 5dc39e0)
diff --git a/python/plugins/processing/algs/grass7/description/m.cogo.txt b/python/plugins/processing/algs/grass7/description/m.cogo.txt
@@ -1,9 +1,9 @@
 m.cogo
-A simple utility for converting bearing and distance measurements to coordinates and vice versa. It assumes a cartesian coordinate system 
+A simple utility for converting bearing and distance measurements to coordinates and vice versa. It assumes a cartesian coordinate system
 Miscellaneous (m.*)
 ParameterFile|input|Name of input file|False
 OutputFile|output|Output text file
-ParameterString|coordinates|Starting coordinate pair (default 0.0, 0.0)|0.0,0.0
+ParameterPoint|coordinates|Starting coordinate pair|0.0,0.0
 *ParameterBoolean|-l|Lines are labelled|False
 *ParameterBoolean|-q|Suppress warnings|False
 *ParameterBoolean|-r|Convert from coordinates to bearing and distance|False
diff --git a/python/plugins/processing/algs/grass7/description/r.circle.txt b/python/plugins/processing/algs/grass7/description/r.circle.txt
@@ -1,7 +1,7 @@
 r.circle
 Creates a raster map containing concentric rings around a given point.
 Raster (r.*)
-ParameterString|coordinates|The coordinate of the center (east,north)|0,0
+ParameterPoint|coordinates|The coordinate of the center (east,north)|0,0
 ParameterNumber|min|Minimum radius for ring/circle map (in meters)|None|None|10
 ParameterNumber|max|Maximum radius for ring/circle map (in meters)|None|None|20
 ParameterString|multiplier|Data value multiplier|1
diff --git a/python/plugins/processing/algs/grass7/description/r.cost.coordinates.txt b/python/plugins/processing/algs/grass7/description/r.cost.coordinates.txt
@@ -2,8 +2,8 @@ r.cost
 r.cost.coordinates - Creates a raster layer of cumulative cost of moving across a raster layer whose cell values represent cost.
 Raster (r.*)
 ParameterRaster|input|Unit cost layer|False
-ParameterString|start_coordinates|Coordinates of starting point(s) (E,N)|0,0
-ParameterString|stop_coordinates|Coordinates of stopping point(s) (E,N)|
+ParameterPoint|start_coordinates|Coordinates of starting point(s) (E,N)|0,0
+ParameterPoint|stop_coordinates|Coordinates of stopping point(s) (E,N)|0,0
 ParameterBoolean|-k|Use the 'Knight's move'; slower, but more accurate|False
 ParameterBoolean|-n|Keep null values in output raster layer|True
 ParameterNumber|max_cost|Maximum cumulative cost|0|None|0
diff --git a/python/plugins/processing/algs/grass7/description/r.drain.txt b/python/plugins/processing/algs/grass7/description/r.drain.txt
@@ -3,7 +3,7 @@ Traces a flow through an elevation model on a raster map.
 Raster (r.*)
 ParameterRaster|input|Elevation|False
 ParameterRaster|direction|Name of input movement direction map associated with the cost surface|True
-ParameterString|start_coordinates|Map coordinates of starting point(s) (E,N)|0.0,0.0|False|True
+ParameterPoint|start_coordinates|Map coordinates of starting point(s) (E,N)|0.0,0.0|True
 ParameterVector|start_points|Vector layer containing starting point(s)|0|True
 ParameterBoolean|-c|Copy input cell values on output|False
 ParameterBoolean|-a|Accumulate input values along the path|False
diff --git a/python/plugins/processing/algs/grass7/description/r.horizon.height.txt b/python/plugins/processing/algs/grass7/description/r.horizon.height.txt
@@ -2,12 +2,12 @@ r.horizon
 r.horizon.height - Horizon angle computation from a digital elevation model.
 Raster (r.*)
 ParameterRaster|elevation|Name of input elevation raster map|False
-ParameterString|coordinates|Coordinate for which you want to calculate the horizon|0,0
+ParameterPoint|coordinates|Coordinate for which you want to calculate the horizon|0,0
 ParameterNumber|direction|Direction in which you want to calculate the horizon height|0|360|0.0
 ParameterNumber|step|Angle step size for multidirectional horizon [degrees]|0|360|0.0
 ParameterNumber|start|Start angle for multidirectional horizon [degrees]|0|360|0
 ParameterNumber|end|End angle for multidirectional horizon [degrees]|0|360|360
 ParameterNumber|maxdistance|The maximum distance to consider when finding the horizon height|0|None|10000
 ParameterString|distance|Sampling distance step coefficient (0.5-1.5)|1.0
 ParameterBoolean|-d|Write output in degrees (default is radians)|False
-OutputHTML|html|Horizon
+OutputHTML|html|Horizon
diff --git a/python/plugins/processing/algs/grass7/description/r.lake.coords.txt b/python/plugins/processing/algs/grass7/description/r.lake.coords.txt
@@ -3,6 +3,6 @@ r.lake.coords - Fills lake at given point to given level.
 Raster (r.*)
 ParameterRaster|elevation|Elevation|False
 ParameterNumber|water_level|Water level|None|None|1000.0
-ParameterString|coordinates|Seed point coordinates|0,0
+ParameterPoint|coordinates|Seed point coordinates|0,0
 ParameterBoolean|-n|Use negative depth values for lake raster layer|False
 OutputRaster|lake|Lake
diff --git a/python/plugins/processing/algs/grass7/description/r.spreadpath.txt b/python/plugins/processing/algs/grass7/description/r.spreadpath.txt
@@ -3,5 +3,5 @@ Recursively traces the least cost path backwards to cells from which the cumulat
 Raster (r.*)
 ParameterRaster|x_input|x_input|False
 ParameterRaster|y_input|y_input|False
-ParameterString|coordinates|coordinate|0,0
+ParameterPoint|coordinates|coordinate|0,0
 OutputRaster|output|Backward least cost
diff --git a/python/plugins/processing/algs/grass7/description/r.viewshed.txt b/python/plugins/processing/algs/grass7/description/r.viewshed.txt
@@ -2,7 +2,7 @@ r.viewshed
 Computes the viewshed of a point on an elevation raster map.
 Raster (r.*)
 ParameterRaster|input|Elevation|False
-ParameterString|coordinates|Coordinate identifying the viewing position|0,0|False|False
+ParameterPoint|coordinates|Coordinate identifying the viewing position|0.0,0.0
 ParameterString|observer_elevation|Viewing elevation above the ground|1.75|False|False
 ParameterString|target_elevation|Offset for target elevation above the ground|0.0|False|False
 ParameterString|max_distance|Maximum distance from the viewing point (meters)|-1|False|False
diff --git a/python/plugins/processing/algs/grass7/description/r.what.coords.txt b/python/plugins/processing/algs/grass7/description/r.what.coords.txt
@@ -2,7 +2,7 @@ r.what
 r.what.coords - Queries raster maps on their category values and category labels on a point.
 Raster (r.*)
 ParameterRaster|map|Name of raster map|False
-ParameterString|coordinates|Coordinates for query (east, north)|None|False|False
+ParameterPoint|coordinates|Coordinates for query (east, north)
 ParameterString|null_value|String representing NULL value|*|False|True
 ParameterString|separator|Field separator. Special characters: pipe, comma, space, tab, newlineString representing NULL value|pipe|False|True
 ParameterNumber|cache|Size of point cache|0|None|500|True
diff --git a/python/plugins/processing/algs/taudem/TauDEMUtils.py b/python/plugins/processing/algs/taudem/TauDEMUtils.py
@@ -102,6 +102,7 @@ def taudemDescriptionPath():
     def executeTauDEM(command, progress):
         loglines = []
         loglines.append(TauDEMUtils.tr('TauDEM execution console output'))
+        command = escapeAndJoin(command)
         fused_command = ''.join(['"%s" ' % c for c in command])
         progress.setInfo(TauDEMUtils.tr('TauDEM command:'))
         progress.setCommand(fused_command.replace('" "', ' ').strip('"'))
diff --git a/python/plugins/processing/tools/system.py b/python/plugins/processing/tools/system.py
@@ -136,3 +136,15 @@ def mkdir(newdir):
             mkdir(head)
         if tail:
             os.mkdir(newdir)
+
+
+def escapeAndJoin(strList):
+    joined = ''
+    for s in strList:
+        if s[0] != '-' and ' ' in s:
+            escaped = '"' + s.replace('\\', '\\\\').replace('"', '\\"') \
+                + '"'
+        else:
+            escaped = s
+        joined += escaped + ' '
+    return joined.strip()
