v.label.editor

[neuba]

This is a python for editing and remove file item. Please is this a new for grass?

#!/usr/bin/env python

############################################################################
#
# MODULE:       v.label.editor
# AUTHOR:       Neuba Danho Fursy Rodelec (danho_f@yahoo.fr)
#              	Ivory Coast'
#               
#               
# PURPOSE:      simple label file editor to modify individual label item parameters and create a new label file 
#                 (
# COPYRIGHT:    (c) 2008 Neuba Danho, and the GRASS Development Team
#               This program is free software under the GNU General Public
#               License (>=v2). Read the file COPYING that comes with GRASS
#               for details.
#
#############################################################################
#%Module
#% description: Edit,remove individual label item
#% keywords: vector, area, dissolve
#%End

#%flag
#%key:i
#%description: get label information
#%end
#%flag
#%key:r
#%description: remove label item
#%end

#%option
#%key: filename
#%type: string
#%required: yes
#%description: the label filename
#%end
#%option
#%key: parameter
#%type: string
#%required: yes
#%description: Parameter to modify
#%end
#%option
#%key: value
#%type: string
#%required: no
#%description: The new value
#%end
#%option
#%key: idlab
#%type: string
#%required: yes
#%description: the label text
#%end
#%option
#%key: output
#%type: string
#%required: no
#%description: the output filename
#%end



import grass
import sys
import string as st
import os
__version__="1.0"

def led():
	ge= grass.gisenv()
	gdb=ge['GISDBASE']
	loc=ge['LOCATION_NAME']
	maps=ge['MAPSET']
	paint='paint'
	lp='labels'
	filename=options['filename']
	labpath=os.path.join(gdb,loc,maps,paint,lp)
	info=flags['i']
	remove=flags['r']
	idlab=options['idlab']
	value=options['value']
	para=options['parameter']
	output=options['output']
	parlist=('east','north','opaque','color','border','hwidth','yoffset','width','hcolor','fontsize','background','font','ref','xoffset','rotation')
	if para not in parlist:
			print 'paramater not in list'
			sys.exit()
	
	if os.path.isdir(labpath)==True:
		fname=os.path.join(labpath,filename)
		data=labelItem(fname)
		

	else:
		fname=os.path.join(labpath,filename)
		print faname+': no such file or directory'
		sys.exit()
		
		
	
	
	if info:
		if para:
			
			grass.message(data[idlab][para])
		else:
			grass.message(data[idlab])
	
	else:
		if output:
			outfile=output
		else:
			outfile=filename
		if remove:
			del data[idlab]
			grass.message( idlab+ ': deleted from '+filename)
		else:
	
			labtomodify=data[idlab]
			labtomodify[para]=value	
			grass.message( para+ ': set to '+labtomodify[para]+' for label: '+idlab)
			data[idlab]=labtomodify
			
		createlabfile(data,labpath,outfile)
		
def createlabfile(x,lpx,op):
	text=''
	for k in x.keys():
		val=x[k]
		for kv in val.keys():
			text=text+kv+': '+val[kv]+'\n'
		text=text+'text: '+k+'\n\n'
	
	fx=open(os.path.join(lpx,op),'w')
	fx.write(text)
	fx.close()
		
			
def labelItem(fx):
	f=open(fx,'r')
	data={}
	par={}
	
	for l in f.readlines():
			
		sl=l.split(':')
		if l.find(':')>-1:
	
			if sl[0]=='text':
				kr=st.strip(sl[1][0:len(sl[1])-1],' ')
				data[kr]=par
				par={}
					
			else:
				val=st.strip(sl[1][0:len(sl[1])-1],' ')
				par[sl[0]]=val
	return data
	f.close()
	

if __name__=='__main__':
	options,flags=grass.parser()
	
	led()

[neteler]

continued in #410