#

# Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

# All rights reserved.

# This component and the accompanying materials are made available

# under the terms of the License "Eclipse Public License v1.0"

# which accompanies this distribution, and is available

# at the URL "http://www.eclipse.org/legal/epl-v10.html".

#

# Initial Contributors:

# Nokia Corporation - initial contribution.

#

# Contributors:

#

# Description: 

# statcollate

#

"""

	Produce output for a graphing program or spreadsheet from

	the statistic logs produced by buildstats.py from Raptor logs.

	e.g. by analysing several logs we can see how

	"number of successful compiles" improves over time.

"""

import sys

from optparse import OptionParser

import os

import xml.dom.minidom

from stat import *

namespace = "http://symbian.com/2007/xml/build/raptor/stats"

class StatsFail(Exception):

	pass

def pullStats(statnames, file):

	"""Load a Statistics document and pull stats for a graph"""

	# try to read and parse the XML file

	try:

	    dom = xml.dom.minidom.parse(file)

	except Exception,e: # a whole bag of exceptions can be raised here

		print "pullStats: %s" % str(e)

		raise StatsFail

	# <build> is always the root element

	stats = dom.documentElement

	objects = []

	build = stats.childNodes[1]

	# create a Data Model object from each sub-element

	output = {}

	output['date'] = build.getAttribute('date')

	#print "statnames %s\n" % str(statnames)   #test

	for child in build.childNodes:

	    if child.namespaceURI == namespace \

        and child.nodeType == child.ELEMENT_NODE \

        and child.hasAttributes():

                #print "child node %s\n" % child.getAttribute('name')   #test

                name = child.getAttribute('name')

                if name in statnames:

                    #print "1"  #test

                    output[name] = child.getAttribute('count')

	return output

statnames = ['postlink success', 'compile success', 'compile fail']

## Command Line Interface ################################################

parser = OptionParser(prog = "statgraph",

        usage = "%prog [-h | options] [<statsfile>] [[<statsfile>] ...]")

(options, args) = parser.parse_args()

statfilename = "stdin"

table = sys.stdout

print >> table, 'Date,',  # add 'Date' in front of names

comma=""

for name in statnames:

    print >> table, comma+name, #! this order is not the order in dictionary

    comma=', '

    #print 'test,',  #test

print >> table, ""

if len(args) > 0:

    for statfilename in args:

        sys.__stderr__.write("Loading %s\n" % statfilename)

        file = open(statfilename, "r")

        try:

            stats = pullStats(statnames, file)

        except StatsFail,e:

            sys.__stderr__.write("Can't process file %s\n" % statfilename)

            sys.exit(1)

        #print stats.items()  # test

        file.close()

	comma=""

        print >> table, stats['date'] + ",",

        for name in statnames:

            print >> table, comma+stats[name],

    	    comma=', '

            #print 'test,',  # test

        print >> table, ""

else:

    sys.stderr.write("No files specified")

    #pullStats(statnames,sys.stdin)