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Using QSettings to remember mapserverexport settings
git-svn-id: http://svn.osgeo.org/qgis/trunk@12133 c8812cc2-4d05-0410-92ff-de0c093fc19c
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rduivenvoorde committed Nov 15, 2009
1 parent c7a8bb6 commit f3388edc62c889bf7aeed8a25bdee29cd7553fda
@@ -24,7 +24,7 @@ def name():
def description():
return "Export a saved QGIS project file to a MapServer map file"
def version():
return "Version 0.4.1"
return "Version 0.4.2"
def qgisMinimumVersion():
return "1.0"
def authorName():
@@ -80,68 +80,8 @@ def run(self):
# create and show the MapServerExport dialog
self.dlg = MapServerExportDialog()

# TODO: should come from settings
self.dlg.ui.txtMapFilePath.setText('/usr/lib/cgi-bin/kaas.map')

# project defaults to current instance
project = QgsProject.instance()

# question: save project on loading export dialog?
if project.isDirty():
shouldSave = QMessageBox.question(self.dlg,
"Save?",
"Save project to \"" + project.fileName() + "\" before exporting? Only the last saved version of your project will be exported.",
QMessageBox.Yes,
QMessageBox.No,
QMessageBox.Cancel
)
if shouldSave == QMessageBox.Yes:
if project.fileName().size() == 0:
# project has not yet been saved:
saveAsFileName = QFileDialog.getSaveFileName(self.dlg,
"Save QGIS Project file as...",
".",
"QGIS Project Files (*.qgs)",
"Filter list for selecting files from a dialog box")
# Check that a file was selected
if saveAsFileName.size() == 0:
QMessageBox.warning(self.dlg, "Not saved!", "QGis project file not saved because no file name was given.")
# fall back to using current project if available
self.dlg.ui.txtQgisFilePath.setText(project.fileName())
else:
project.setFileName(saveAsFileName)
project.write()
else:
project.write()
elif shouldSave == QMessageBox.Cancel:
return # do not show the export dialog

self.dlg.ui.txtQgisFilePath.setText(project.fileName())

# set title, or set default one if none available
title = project.title()
if title == "":
title = "QGisGeneratedMapfile"
self.dlg.ui.txtMapName.setText(project.title())

if self.dlg.ui.txtMapFilePath.text().size() == 0:
btnOk = self.dlg.ui.buttonBox.button(QDialogButtonBox.Ok)
btnOk.setEnabled(False)

# TODO: fetch unit used from QSettings

# TODO: fetch width/height guess from QSettings:
# fetch the last used values from settings and intialize the
# dialog with them
#settings = QSettings("MicroResources", "ZoomToPoint")
#xValue = settings.value("coordinate/x")
#self.dlg.ui.xCoord.setText(str(xValue.toString()))
#yValue = settings.value("coordinate/y")
#self.dlg.ui.yCoord.setText(str(yValue.toString()))
#scale = settings.value("zoom/scale", QVariant(4))
#self.dlg.ui.spinBoxScale.setValue(scale.toInt()[0])

QObject.connect(self.dlg.ui.btnChooseFile, SIGNAL("clicked()"), self.setSaveFile)
# attach events to inputs and buttons
QObject.connect(self.dlg.ui.btnChooseFile, SIGNAL("clicked()"), self.setMapFile)
QObject.connect(self.dlg.ui.txtMapFilePath, SIGNAL("textChanged(QString)"), self.mapfileChanged)
QObject.connect(self.dlg.ui.btnChooseProjectFile, SIGNAL("clicked()"), self.setProjectFile)
QObject.connect(self.dlg.ui.chkExpLayersOnly, SIGNAL("clicked(bool)"), self.toggleLayersOnly)
@@ -150,40 +90,51 @@ def run(self):
QObject.connect(self.dlg.ui.btnChooseHeaderFile, SIGNAL("clicked()"), self.setHeaderFile)
QObject.connect(self.dlg.ui.btnChooseTemplateFile, SIGNAL("clicked()"), self.setTemplateFile)
QObject.connect(self.dlg.ui.buttonBox, SIGNAL("accepted()"), self.ok_clicked)

# qgs-project
# defaults to current instance
project = QgsProject.instance()
self.dlg.ui.txtQgisFilePath.setText(project.fileName())

# get some settings from former successfull exports
# defaults are defined in ms_export.py and set in mapserverexportdialog.py
settings = QSettings()
# map-file name and force mapfileChanged to enable/disable ok button
self.dlg.ui.txtMapFilePath.setText(settings.value("/MapserverExport/mapfileName", QVariant("")).toString ())
self.mapfileChanged(self.dlg.ui.txtMapFilePath.text())
# map width and height
if settings.contains("/MapserverExport/mapWidth"):
self.dlg.ui.txtMapWidth.setText(settings.value("/MapserverExport/mapWidth").toString ())
if settings.contains("/MapserverExport/mapHeight"):
self.dlg.ui.txtMapHeight.setText(settings.value("/MapserverExport/mapHeight").toString ())
# MapServer IMAGETYPE's [gif|png|jpeg|wbmp|gtiff|swf|userdefined]
self.dlg.ui.cmbMapImageType.addItems(QStringList(["png","gif","jpeg","wbmp","gtiff","swf","userdefined"]))
if settings.contains("/MapserverExport/imageType"):
idx = self.dlg.ui.cmbMapImageType.findText(settings.value("/MapserverExport/imageType").toString ())
self.dlg.ui.cmbMapImageType.setCurrentIndex(idx)
# MapServer URL (default value already set by dialog defaults)
if settings.contains("/MapserverExport/mapserverUrl"):
self.dlg.ui.txtMapServerUrl.setText(settings.value("/MapserverExport/mapserverUrl").toString())


# set title or default to one if none available
title = project.title()
if title == "":
title = "QGIS-MAP"
self.dlg.ui.txtMapName.setText(title)

# TODO: fetch units used from current project
# QGIS: Meters, Feet, Degrees, UnknownUnit since 1.4 also: DecimalDegrees, DegreesMinutesSeconds, DegreesDecimalMinutes
# Mapserver: UNITS [feet|inches|kilometers|meters|miles|dd]

self.dlg.show()

def ok_clicked(self):
# Check if map file name is provided
if self.dlg.ui.txtMapFilePath.text().size() == 0:
saveAsFileName = QFileDialog.getSaveFileName(self.dlg,
"Please choose to save map file as...",
".",
"Map files (*.map)",
"Filter list for selecting files from a dialog box")
# Check that a file was selected
if saveAsFileName.size() == 0:
QMessageBox.warning(self.dlg, "Not saved!", "Map file not saved because no file name was given")
return
else:
self.dlg.ui.txtMapFilePath.setText(saveAsFileName)
self.saveMapFile()

# Check if map file exists and we should overwrite it
elif QFile(self.dlg.ui.txtMapFilePath.text()).exists():
shouldOverwrite = QMessageBox.question(self.dlg,
"Overwrite?",
"Map file \"" + self.dlg.ui.txtMapFilePath.text() + "\" already exists. \nShould we overwrite it?",
QMessageBox.Yes,
QMessageBox.Cancel
)
if shouldOverwrite == QMessageBox.Yes:
self.saveMapFile()
elif shouldOverwrite == QMessageBox.Cancel:
return

else:
if self.checkMapFile():
self.saveMapFile()
else:
print "Failed for Map file check, try again..."
pass

def toggleUseCurrentProject(self, boolUseCurrent):
self.dlg.ui.txtQgisFilePath.setEnabled(not boolUseCurrent)
@@ -248,7 +199,18 @@ def saveMapFile(self):
except Exception, err:
QMessageBox.information(self.dlg, "MapServer Export Error", str(err))
return

# ok succesfull: write some setting for a next session
settings = QSettings()
# mapfile name
settings.setValue("/MapserverExport/mapfileName", QVariant(self.dlg.ui.txtMapFilePath.text()))
# map width and heigth
settings.setValue("/MapserverExport/mapWidth", QVariant(self.dlg.ui.txtMapWidth.text()))
settings.setValue("/MapserverExport/mapHeight", QVariant(self.dlg.ui.txtMapHeight.text()))
# mapserver url
settings.setValue("/MapserverExport/mapserverUrl", QVariant(self.dlg.ui.txtMapServerUrl.text()))
# map ImageType
settings.setValue("/MapserverExport/imageType", QVariant(self.dlg.ui.cmbMapImageType.currentText()))
# show results
QMessageBox.information(self.dlg, "MapServer Export Results", result)

def mapfileChanged(self, text):
@@ -259,11 +221,30 @@ def mapfileChanged(self, text):
else:
btnOk.setEnabled(False)

def setSaveFile(self):
mapFile = QFileDialog.getSaveFileName(self.dlg, "Name for the map file", \
".", "MapServer map files (*.map);;All files (*.*)","Filter list for selecting files from a dialog box")
self.dlg.ui.txtMapFilePath.setText(mapFile)

def checkMapFile(self):
# Check if map file name is provided
mapFileName = self.dlg.ui.txtMapFilePath.text()
if mapFileName.size() == 0:
QMessageBox.warning(self.dlg, "Not saved!", "Map file not saved because no file name was given")
return False
# Check/fix for .map extension (mapserver fails to read otherwise)
if not mapFileName.trimmed().endsWith('.map'):
mapFileName += '.map'
self.dlg.ui.txtMapFilePath.setText(mapFileName)
# Check if map file exists and we should overwrite it
if QFile(mapFileName).exists():
if QMessageBox.Cancel == QMessageBox.question(self.dlg, "Overwrite?",
"Map file \"" + mapFileName + "\" already exists. \nShould we overwrite it?",
QMessageBox.Yes, QMessageBox.Cancel):
return False
# mapfile ok, extension ok, ok to overwrite
return True

def setMapFile(self):
mapFileName = QFileDialog.getSaveFileName(self.dlg, "Name for the map file", \
self.dlg.ui.txtMapFilePath.text(), "MapServer map files (*.map);;All files (*.*)","Filter list for selecting files from a dialog box")
self.dlg.ui.txtMapFilePath.setText(mapFileName)

def setProjectFile(self):
qgisProjectFile = QFileDialog.getOpenFileName(self.dlg, "Choose a QGIS Project file", \
".", "QGIS Project Files (*.qgs);;All files (*.*)", "Filter list for selecting files from a dialog box")
@@ -235,15 +235,14 @@ def writeMapFile(self):
logmsg += "Map file completed for " + self.projectFileName + "\n"
logmsg += "Map file saved as " + self.mapFile + "\n"
if self.exportLayersOnly:
logmsg += "\n> We only saved the LAYER portion of the map file. Merge this into an excisting mapfile to see it working\n"
logmsg += "\n> We only saved the LAYER portion of the map file. \nMerge this into an excisting map file to see it working\n"
else:
logmsg += "\n> If this mapfile is accessible by your mapserver, you\nshould be able to see the capabilities by firing this url:\n" + self.mapServerUrl + "?MAP="+self.mapFile+"&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetCapabilities\n"
logmsg += "\n> if this mapfile is accessible by your mapserver, you\nshould be able to see a map by firing this url:\n" + self.mapServerUrl + "?MAP="+self.mapFile+"&SERVICE=WMS&LAYERS=ALL&MODE=MAP\n"
return logmsg

# Write the general parts of the map section
def writeMapSection(self):
print "writeMapSection, projNaam = %s en type = %s" % (self.projectFileName, type(self.projectFileName))
self.outFile.write("# Map file created from QGIS project file " + str(self.projectFileName).encode('utf-8') + "\n")
self.outFile.write("# Edit this file to customize for your map interface\n")
self.outFile.write("# (Created with PyQgis MapServer Export plugin)\n")
@@ -299,7 +298,6 @@ def writeOutputFormat(self):
self.outFile.write(" MIMETYPE 'image/" + lower(self.imageType) + "'\n")
if self.imageType.lower() != "gif":
self.outFile.write(" IMAGEMODE RGBA\n")
#self.outFile.write(" #IMAGEMODE PC256\n")
self.outFile.write(" EXTENSION '" + lower(self.imageType) + "'\n")
self.outFile.write(" END\n")

@@ -131,43 +131,7 @@
</widget>
</item>
<item row="0" column="3">
<widget class="QComboBox" name="cmbMapImageType">
<item>
<property name="text">
<string>png</string>
</property>
</item>
<item>
<property name="text">
<string>gif</string>
</property>
</item>
<item>
<property name="text">
<string>gtiff</string>
</property>
</item>
<item>
<property name="text">
<string>jpeg</string>
</property>
</item>
<item>
<property name="text">
<string>swf</string>
</property>
</item>
<item>
<property name="text">
<string>userdefined</string>
</property>
</item>
<item>
<property name="text">
<string>wbmp</string>
</property>
</item>
</widget>
<widget class="QComboBox" name="cmbMapImageType"/>
</item>
<item row="0" column="4">
<widget class="QLabel" name="label">

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