#!/usr/bin/python
# -*- coding: utf-8 -*-
import codecs
import sys
import string

def main(filename):
	# LaTeX accents replacement
	sym = {}
	sym[u"à"] = "\\'{a}"
	sym[u"á"] = "\\'{a}"
	sym[u"â"] = "\\^{a}"
	sym[u"ä"] = '{\\"'+'a}'
	sym[u"Ã¥"] = '{\\aa}'
	sym[u"è"] = "\\'"+'{e}'
	sym[u"é"] = "\\'"+'{e}'
	sym[u"ê"] = "\\^{e}"
	sym[u"ë"] = '\\"'+'{e}'
	sym[u"ì"] = "\\'"+'{i}'
	sym[u"í"] = "\\'"+'{i}'
	sym[u"î"] = "\\^{i}"
	sym[u"ï"] = '\\"'+"{i}"
	sym[u"ñ"] = '\\~{n}'
	sym[u"ò"] = "\\'"+'{o}'
	sym[u"ó"] = "\\'"+'{o}'
	sym[u"ô"] = '\\^{o}'
	sym[u"ö"] = '\\"'+'{o}'
	sym[u"ù"] = "\\'"+'{u}'
	sym[u"ú"] = "\\'"+'{u}'
	sym[u"û"] = "\\^{u}"
	sym[u"ü"] =  '\\"'+'{u}'
	
	fid = codecs.open(filename,'r',"utf-8")
	flines = map(string.rstrip,fid.readlines())
	fid.close()
	
	newlines = []
	for line in flines:
		if 'issn' in string.lower(line) or 'doi' in string.lower(line) or 'pmid' in string.lower(line):
			continue
		else:
			for i in sym.keys():
				line = line.replace(i,sym[i])
			newlines.append(line)

	fid = codecs.open(filename,'w',"utf-8")
	for line in newlines:
		fid.write(line+'\n')
	fid.close()

if __name__ == "__main__":
	main(sys.argv[-1])