From bf08b7b871ac51b9d7ea0e8b98e4ca2e959c1005 Mon Sep 17 00:00:00 2001
From: Giovanni Manghi <giovanni.manghi@faunalia.pt>
Date: Tue, 24 Feb 2015 00:05:55 +0000
Subject: [PATCH] processing: add gdal tileindex

---
 .../algs/gdal/GdalOgrAlgorithmProvider.py     |  3 +-
 .../processing/algs/gdal/gdaltindex.py        | 70 +++++++++++++++++++
 2 files changed, 72 insertions(+), 1 deletion(-)
 create mode 100644 python/plugins/processing/algs/gdal/gdaltindex.py

diff --git a/python/plugins/processing/algs/gdal/GdalOgrAlgorithmProvider.py b/python/plugins/processing/algs/gdal/GdalOgrAlgorithmProvider.py
index d1bb3932d148..a29b2c31c137 100644
--- a/python/plugins/processing/algs/gdal/GdalOgrAlgorithmProvider.py
+++ b/python/plugins/processing/algs/gdal/GdalOgrAlgorithmProvider.py
@@ -64,6 +64,7 @@
 from GridAverage import GridAverage
 from GridNearest import GridNearest
 from GridDataMetrics import GridDataMetrics
+from gdaltindex import gdaltindex
 
 from ogr2ogr import Ogr2Ogr
 from ogr2ogrclip import Ogr2OgrClip
@@ -121,7 +122,7 @@ def createAlgsList(self):
             sieve(), fillnodata(), ExtractProjection(), gdal2xyz(),
             hillshade(), slope(), aspect(), tri(), tpi(), roughness(),
             ColorRelief(), GridInvDist(), GridAverage(), GridNearest(),
-            GridDataMetrics(),
+            GridDataMetrics(), gdaltindex(),
             # ----- OGR tools -----
             OgrInfo(), Ogr2Ogr(), Ogr2OgrClip(), Ogr2OgrClipExtent(),
             Ogr2OgrToPostGis(), Ogr2OgrToPostGisList(), OgrSql(),
diff --git a/python/plugins/processing/algs/gdal/gdaltindex.py b/python/plugins/processing/algs/gdal/gdaltindex.py
new file mode 100644
index 000000000000..ef042d2465f2
--- /dev/null
+++ b/python/plugins/processing/algs/gdal/gdaltindex.py
@@ -0,0 +1,70 @@
+# -*- coding: utf-8 -*-
+
+"""
+***************************************************************************
+    gdaltindex.py
+    ---------------------
+    Date                 : February 2015
+    Copyright            : (C) 2015 by Pedro Venancio
+    Email                : pedrongvenancio at gmail dot com
+***************************************************************************
+*                                                                         *
+*   This program is free software; you can redistribute it and/or modify  *
+*   it under the terms of the GNU General Public License as published by  *
+*   the Free Software Foundation; either version 2 of the License, or     *
+*   (at your option) any later version.                                   *
+*                                                                         *
+***************************************************************************
+"""
+
+__author__ = 'Pedro Venancio'
+__date__ = 'February 2015'
+__copyright__ = '(C) 2015, Pedro Venancio'
+
+# This will get replaced with a git SHA1 when you do a git archive
+
+__revision__ = '$Format:%H$'
+
+
+from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
+from processing.core.outputs import OutputVector
+from processing.core.parameters import ParameterBoolean
+from processing.core.parameters import ParameterMultipleInput
+from processing.core.parameters import ParameterString
+from processing.algs.gdal.GdalUtils import GdalUtils
+
+import os
+
+class gdaltindex(GdalAlgorithm):
+
+    INPUT = 'INPUT'
+    OUTPUT = 'OUTPUT'
+    FIELD_NAME = 'FIELD_NAME'
+    PROJ_DIFFERENCE = 'PROJ_DIFFERENCE'
+
+    def defineCharacteristics(self):
+        self.name = 'Tile Index'
+        self.group = '[GDAL] Miscellaneous'
+        self.addParameter(ParameterMultipleInput(self.INPUT,
+            self.tr('Input layers'), ParameterMultipleInput.TYPE_RASTER))
+        self.addParameter(ParameterString(self.FIELD_NAME,
+            self.tr('Tile index field'),
+            'location', optional=True))
+        self.addParameter(ParameterBoolean(self.PROJ_DIFFERENCE,
+            self.tr('Skip files with different projection reference'), False))
+        self.addOutput(OutputVector(gdaltindex.OUTPUT, self.tr('Output layer')))
+
+    def processAlgorithm(self, progress):
+        fieldName = str(self.getParameterValue(self.FIELD_NAME))
+    
+        arguments = []
+        if len(fieldName) > 0:
+            arguments.append('-tileindex')
+            arguments.append(fieldName)
+        if self.getParameterValue(gdaltindex.PROJ_DIFFERENCE):
+            arguments.append('-skip_different_projection')
+        arguments.append(unicode(self.getOutputValue(gdaltindex.OUTPUT)))
+        arguments.extend(unicode(self.getParameterValue(gdaltindex.INPUT)).split(';'))
+
+
+        GdalUtils.runGdal(['gdaltindex', GdalUtils.escapeAndJoin(arguments)], progress)