Creted history and log dialog

git-svn-id: http://sextante.googlecode.com/svn/trunk/soft/bindings/qgis-plugin@22 881b9c09-3ef8-f3c2-ec3d-21d735c97f4d

Author: volayaf@gmail.com

src/sextante/SextantePlugin.py

@@ -8,6 +8,7 @@
 from sextante.core.Sextante import Sextante
 from sextante.gui.SextanteToolbox import SextanteToolbox
 from sextante.core.QGisLayers import QGisLayers
+from sextante.gui.HistoryDialog import HistoryDialog
 
 cmd_folder = os.path.split(inspect.getfile( inspect.currentframe() ))[0]
 if cmd_folder not in sys.path:
@@ -39,6 +40,12 @@ def initGui(self):
         QObject.connect(self.modelerAction, SIGNAL("triggered()"), self.openModeler)
         self.menu.addAction(self.modelerAction)
 
+        icon = QIcon(os.path.dirname(__file__) + "/history.gif")
+        self.historyAction = QAction(icon, \
+            "&SEXTANTE History and log", self.iface.mainWindow())
+        QObject.connect(self.historyAction, SIGNAL("triggered()"), self.openHistory)
+        self.menu.addAction(self.historyAction)
+
         menuBar = self.iface.mainWindow().menuBar()
         menuBar.insertMenu(menuBar.actions()[-1], self.menu)
 
@@ -51,3 +58,8 @@ def openToolbox(self):
 
     def openModeler(self):
         pass
+
+    def openHistory(self):
+        dlg = HistoryDialog()
+        dlg.exec_()
+

src/sextante/core/Sextante.py

@@ -7,10 +7,12 @@
 from sextante.core.QGisLayers import QGisLayers
 from sextante.gui.AlgorithmExecutor import AlgorithmExecutor, SilentProgress
 from sextante.core.GeoAlgorithmExecutionException import GeoAlgorithmExecutionException
+from sextante.core.SextanteUtils import SextanteUtils
+from sextante.mmqgis.MMQGISAlgorithmProvider import MMQGISAlgorithmProvider
 
 class Sextante:
 
-    providers = [SagaAlgorithmProvider(), ScriptAlgorithmProvider()]
+    providers = [SagaAlgorithmProvider(), ScriptAlgorithmProvider(),MMQGISAlgorithmProvider()]
     algs = {}
     actions = {}
     contextMenuActions = []
@@ -25,6 +27,13 @@ def initialize():
         Sextante.loadActions()
         Sextante.loadContextMenuActions()
 
+
+    @staticmethod
+    def updateProviders():
+        for provider in Sextante.providers:
+            provider.loadAlgorithms()
+
+
     @staticmethod
     def loadAlgorithms():
         for provider in Sextante.providers:
@@ -80,6 +89,7 @@ def alghelp(name):
         else:
             print "Algorithm not found"
 
+
     @staticmethod
     def runalg(name, *args):
         alg = Sextante.getAlgorithm(name)
@@ -105,6 +115,8 @@ def runalg(name, *args):
                 return
             i = i +1
 
+        SextanteUtils.addToLog(SextanteUtils.LOG_ALGORITHM, alg.getAsCommand())
+
         try:
             QApplication.setOverrideCursor(QCursor(Qt.WaitCursor))
             AlgorithmExecutor.runalg(alg, SilentProgress())
@@ -123,3 +135,41 @@ def getObject(string):
         QGisLayers.getObjectFromUri(string)
 
 
+    @staticmethod
+    def runandload(name, *args):
+        #a quick fix to call algorithms from the history dialog
+        alg = Sextante.getAlgorithm(name)
+        if alg == None:
+            #in theory, this could not happen. Maybe we should show a message box?
+            QMessageBox.critical(None,"Error", "Error: Algorithm not found\n")
+            return
+        if len(args) != len(alg.parameters) + len(alg.outputs):
+            QMessageBox.critical(None,"Error", "Error: Wrong number of parameters")
+            Sextante.alghelp(name)
+            return
+
+        alg = copy.deepcopy(alg)
+        i = 0
+        for param in alg.parameters:
+            if not param.setValue(args[i]):
+                QMessageBox.critical(None, "Error", "Error: Wrong parameter value: " + args[i])
+                return
+            i = i +1
+
+        for output in alg.outputs:
+            if not output.setChannel(args[i]):
+                QMessageBox.critical(None, "Error", "Error: Wrong output channel: " + args[i])
+                return
+            i = i +1
+
+        try:
+            QApplication.setOverrideCursor(QCursor(Qt.WaitCursor))
+            AlgorithmExecutor.runalg(alg, SilentProgress())
+            QApplication.restoreOverrideCursor()
+            QGisLayers.loadFromAlg(alg)
+        except GeoAlgorithmExecutionException, e:
+            QMessageBox.critical(None, "Error",  e.msg)
+
+
+
+

src/sextante/core/SextanteUtils.py

@@ -4,6 +4,7 @@
 from sextante.outputs.OutputVector import OutputVector
 from sextante.outputs.OutputRaster import OutputRaster
 import datetime
+
 class SextanteUtils:
 
     NUM_EXPORTED = 1
@@ -87,28 +88,28 @@ def getLogEntries():
             tokens = line.split("|")
             text=""
             for i in range(2, len(tokens)):
-                text+=tokens[i] + "\n"
+                text+=tokens[i] + "|"
             if line.startswith(SextanteUtils.LOG_ERROR):
-                errors.append(LogElement(tokens[1], text))
+                errors.append(LogEntry(tokens[1], text))
             elif line.startswith(SextanteUtils.LOG_ALGORITHM):
-                algorithms.append(LogElement(tokens[1], text))
+                algorithms.append(LogEntry(tokens[1], tokens[2]))
             elif line.startswith(SextanteUtils.LOG_WARNING):
-                warnings.append(LogElement(tokens[1], text))
+                warnings.append(LogEntry(tokens[1], text))
             elif line.startswith(SextanteUtils.LOG_INFO):
-                info.append(LogElement(tokens[1], text))
+                info.append(LogEntry(tokens[1], text))
+            line = lines.readline()
         lines.close()
         entries[SextanteUtils.LOG_ERROR] = errors
         entries[SextanteUtils.LOG_ALGORITHM] = algorithms
+        entries[SextanteUtils.LOG_INFO] = info
+        entries[SextanteUtils.LOG_WARNING] = warnings
         return entries
 
-class LogElement():
-
+class LogEntry():
     def __init__(self, date, text):
         self.date = date
         self.text = text
 
-
-
 def mkdir(newdir):
     if os.path.isdir(newdir):
         pass

src/sextante/gui/AlgorithmExecutor.py

@@ -7,7 +7,6 @@ class AlgorithmExecutor:
 
     @staticmethod
     def runalg(alg, progress):
-        SextanteUtils.addToLog(SextanteUtils.LOG_ALGORITHM, alg.getAsCommand())
         alg.execute(progress)
         #=======================================================================
         # th = RunAlgorithmThread(alg, progress)

src/sextante/gui/HistoryDialog.py

@@ -0,0 +1,59 @@
+from PyQt4.QtCore import *
+from PyQt4.QtGui import *
+from PyQt4 import QtCore, QtGui
+from sextante.core.SextanteUtils import SextanteUtils
+
+class HistoryDialog(QtGui.QDialog):
+    def __init__(self):
+        QtGui.QDialog.__init__(self)
+        self.setModal(True)
+        self.setupUi()
+
+    def setupUi(self):
+        self.setObjectName("HistoryDialog")
+        self.resize(650, 505)
+        self.tree = QtGui.QTreeWidget(self)
+        self.tree.setGeometry(QtCore.QRect(5, 5, 640, 245))
+        self.tree.setHeaderHidden(True)
+        self.tree.doubleClicked.connect(self.executeAlgorithm)
+        QObject.connect(self.tree, QtCore.SIGNAL("clicked()"), self.changeText)
+        self.fillTree()
+        self.text = QtGui.QTextEdit(self)
+        self.text.setGeometry(QtCore.QRect(5, 260, 640, 245))
+        self.text.setObjectName("text")
+        self.text.setReadOnly(True)
+        self.setWindowTitle("History")
+        QtCore.QMetaObject.connectSlotsByName(self)
+
+    def fillTree(self):
+        elements = SextanteUtils.getLogEntries()
+        for category in elements.keys():
+            groupItem = QtGui.QTreeWidgetItem()
+            groupItem.setText(0,category)
+            for entry in elements[category]:
+                item = TreeLogEntryItem(entry, category==SextanteUtils.LOG_ALGORITHM)
+                groupItem.addChild(item)
+            self.tree.addTopLevelItem(groupItem)
+
+
+    def executeAlgorithm(self):
+        item = self.tree.currentItem()
+        if isinstance(item, TreeLogEntryItem):
+            if item.isAlg:
+                script = "from sextante.core.Sextante import Sextante\n"
+                script+=item.entry.text.replace("runalg(","runandload(")
+                exec(script)
+
+
+    def changeText(self):
+        item = self.tree.currentItem()
+        if isinstance(item, TreeLogEntryItem):
+                self.text.setText(item.entry.msg)
+
+
+class TreeLogEntryItem(QtGui.QTreeWidgetItem):
+    def __init__(self, entry, isAlg):
+        QTreeWidgetItem.__init__(self)
+        self.entry = entry
+        self.isAlg = isAlg
+        self.setText(0, "[" + entry.date + "]" + entry.text)#.split("\n")[0])

src/sextante/gui/SextanteToolbox.py

@@ -7,6 +7,7 @@
 from sextante.core.QGisLayers import QGisLayers
 from sextante.gui.AlgorithmExecutor import AlgorithmExecutor, SilentProgress
 from sextante.gui.ProgressDialog import ProgressDialog
+from sextante.core.SextanteUtils import SextanteUtils
 
 try:
     _fromUtf8 = QtCore.QString.fromUtf8
@@ -25,6 +26,7 @@ def __init__(self, iface):
 class Ui_SextanteToolbox(object):
 
     def updateTree(self):
+        Sextante.updateProviders()
         Sextante.loadAlgorithms()
         self.fillTree()
 
@@ -92,6 +94,7 @@ def executeAlgorithm(self):
             dlg.exec_()
             if dlg.alg != None:
                 QApplication.setOverrideCursor(QCursor(Qt.WaitCursor))
+                SextanteUtils.addToLog(SextanteUtils.LOG_ALGORITHM, alg.getAsCommand())
                 AlgorithmExecutor.runalg(alg, SilentProgress())
                 QGisLayers.loadFromAlg(alg)
                 QApplication.restoreOverrideCursor()

src/sextante/history.gif

@@ -0,0 +1,14 @@
+import os
+from PyQt4.QtCore import *
+from PyQt4.QtGui import *
+from sextante.script.ScriptAlgorithmProvider import ScriptAlgorithmProvider
+class MMQGISAlgorithmProvider(ScriptAlgorithmProvider):
+
+    def getIcon(self):
+        return QIcon(os.path.dirname(__file__) + "/script.png")
+
+    def scriptsFolder(self):
+        return os.path.dirname(__file__) + "/scripts"
+
+    def getName(self):
+        return "mmqgis (vector analysis)"

src/sextante/mmqgis/MMQGISAlgorithmProvider.py

@@ -53,6 +53,7 @@ def executeSaga(alg, progress):
 
         proc = subprocess.Popen(command, shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE,stderr=subprocess.STDOUT).stdout
         loglines=[]
+        loglines.append("SAGA Execution log message")
         while 1:
             line = proc.readline()
             if not line: