def do_GET(self):
if self.path == extbase+'/':
self.path= extbase+'/demo.html'
try:
#If the path contains a ? then we should parse it and scan and stuff
if self.path.find('?')!=-1:
pathlist, values = self.urlParse(self.path)
if not values.has_key('filename'):
values['filename']='untitled'+str(int(time()))+'.'+string.lower(values['filetype'])
self.handleActions(values)
elif self.path.startswith(extbase+'/viewfile/'):
path, values=self.urlParse(self.path)
print "Looking for stored file"
if filehandler.exists(unquote(path[-1])):
print 'It seems the stored file exists'
self.sendHeaders(self.getContentType(unquote(path[-1])))
self.wfile.write( filehandler.loadFile(unquote(path[-1])).read() )
print 'File sent'
else:
print "stored file not found"
raise IOError
elif self.path.startswith(extbase+'/storedfiles/'):
path, values=self.urlParse(self.path)
print "Looking for stored file"
if filehandler.exists(unquote(path[-1])):
print 'It seems the stored file exists'
self.sendHeaders('application/octet-stream')
self.wfile.write( filehandler.loadFile(unquote(path[-1])).read() )
print 'File sent'
else:
print "stored file not found"
raise IOError
elif self.path==extbase+'/demo.html':
self.sendHeaders('text/html; charset="UTF-8"')
self.wfile.write(xmlhandler.getDocument())
#Snap a preview image and send it directly to the browser
elif self.path==extbase+'/snap':
print "Taking snapshot"
self.sendHeaders('image/png')
scanhandler.update_preview(self.wfile)
#Do a scan and return the image directly to the browser
elif self.path==extbase+'/scan':
self.sendHeaders('image/png')
scanhandler.set_resolution(300.0)
scanhandler.scan_and_save(self.wfile, 'PNG')
#Used for debugging. Displays info about scanner.
elif self.path==extbase+'/info':
self.sendHeaders('text/plain')
scanhandler.write_info(self.wfile)
#We replace preview.png with the preview file.
elif self.path==extbase+'/preview.png':
try:
f=filehandler.getPreviewFile()
close=False
except IOError:
f=open(basepath+self.path)
close=True
self.sendHeaders('image/png')
self.wfile.write(f.read())
if close:
f.close()
#If nothing special was aksed, just serve the file of the specified name
else:
print basepath+self.path
f=open(basepath+self.path)
if self.getContentType() == None:
#Let's not serve unknown stuff
self.sendHeaders('text/plain')
f.close()
return
self.sendHeaders( self.getContentType())
self.wfile.write(f.read())
f.close()
#If we cant open the file (=can't find the file) we send a 404
except IOError:
self.send_error(404, 'IOError')
def handleActions(self,values):
#SNAP
if values['action'] == 'snap':
scanhandler.reset_settings()
scanhandler.set_mode(values['imgtype'])
scanhandler.set_brightness_and_contrast(
string.atoi(values['brightness']),
string.atoi(values['contrast']) )
scanhandler.set_preview_rotation(string.atoi(values['rotation']))
scanhandler.update_preview(filehandler.createPreviewFile())
filehandler.doneUpdatingPreviewFile()
self.redirect('demo.html')
#SCAN
elif values['action'] == 'scan':
scanhandler.reset_settings()
scanhandler.set_mode(values['imgtype'])
scanhandler.set_brightness_and_contrast(
string.atoi(values['brightness']),
string.atoi(values['contrast']) )
if values['resolution'] == 'OTHER':
scanhandler.set_resolution(string.atof(values['custom_resolution']))
else:
scanhandler.set_resolution(string.atof(values['resolution']))
scanhandler.set_scan_bounds_from_preview(values['left'],values['top'],values['width'],values['height'],values['rotation'])
if values.has_key('before_save'):
if values['before_save']=='view':
scanhandler.scan_and_save(filehandler.createFile(values['filename']), values['filetype'])
xmlhandler.setFiles(filehandler.getFilenames())
self.redirect('viewfile/'+values['filename'])
return
scanhandler.scan_and_save(filehandler.createFile(values['filename']), values['filetype'])
xmlhandler.setFiles(filehandler.getFilenames())
self.redirect('demo.html')
#DELETE_ALL
elif values['action']=='delete_all':
filehandler.deleteAllFiles()
xmlhandler.setFiles(filehandler.getFilenames())
self.redirect('demo.html')
#DELETE
elif values['action']=='delete':
filehandler.deleteFile(values['selected_file'])
xmlhandler.setFiles(filehandler.getFilenames())
self.redirect('demo.html')
#VIEW
elif values['action']=='view':
self.redirect('viewfile/'+values['selected_file'])
#DOWNLOAD
elif values['action']=='download':
self.redirect('storedfiles/'+values['selected_file'])
#Error, print some debugging info
else:
print "No/unknown action value returned:",str(values)
raise IOError
xmlhandler.updateValues(values)
