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#! /usr/bin/env python
# -*- coding: utf-8 -*-
# Paralperu
# Copyright 2008 Santhosh Thottingal <santhosh.thottingal@gmail.com>
# http://www.smc.org.in
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# If you find any bugs or have any suggestions email: santhosh.thottingal@gmail.com
# URL: http://www.smc.org.in
from common import *
class Transliterator(SilpaModule):
def transliterate(self,text, target_lang_code):
mm=ModuleManager()
ld = mm.getModuleInstance("Detect Language")
tx_str=""
words=text.split(" ")
for word in words:
if(word.strip()>""):
src_lang_code=ld.detect_lang(word)[word]
tx_str = tx_str
for chr in word:
offset=ord(chr) + self.getOffset(src_lang_code, target_lang_code)
if(offset>0):
tx_str=tx_str + unichr (offset)
tx_str=tx_str + " "
else:
tx_str=tx_str + word
return tx_str
def getOffset(self,src,target):
lang_bases={'en_US':0,'hi_IN': 0x0901,'bn_IN': 0x0981, 'pa_IN':0x0A01,'gu_IN':0x0A81 , 'or_IN': 0x0B01,'ta_IN': 0x0B81,'te_IN' : 0x0C01, 'ka_IN' :0x0C81 ,'ml_IN': 0x0D01}
src_id=0
target_id=0
try:
src_id=lang_bases[src]
target_id=lang_bases[target]
return (target_id - src_id)
except:
return 0
def process(self, form):
response = """
<h2>Transliterator</h2></hr>
<p>Enter the text for transliteration in the below text area.
Language of each word will be detected.
You can give the text in any language and even with mixed language
</p>
<form action="" method="post">
<textarea cols='100' rows='25' name='input_text' id='id1'>%s</textarea></br>
<select id="trans-lang" name="trans-lang" style="width:12em;">
<option value="hi_IN">Hindi</option>
<option value="ml_IN">Malayalam</option>
<option value="bn_IN">Bengali</option>
<option value="ta_IN">Tamil</option>
<option value="te_IN">Telugu</option>
<option value="or_IN">Oriya</option>
<option value="gu_IN">Gujarai</option>
<option value="pa_IN">Panjabi</option>
<option value="ka_IN">Kannada</option>
</select>
<input type="submit" id="Transliterate" value="Transliterate" name="action" style="width:12em;"/>
<input type="reset" value="Clear" style="width:12em;"/>
</br>
</form>
"""
if(form.has_key('input_text')):
text = form['input_text'].value.decode('utf-8')
target_lang = form['trans-lang'].value.decode('utf-8')
response=response % text
response = response+"<h2>Transliterated Text</h2></hr>"
result = self.transliterate(text,target_lang)
result = result.replace('\n', '<br/>')
response = response+result
else:
response=response % ""
return response
def get_module_name(self):
return "Transliterator"
def get_info(self):
return "Transliterated the text between any Indian Language"
def getInstance():
return Transliterator()
if __name__ == "__main__":
t=Transliterator ()
print t.transliterate (u"കരയുന്നോ കരയുന്നോ?" , "ta_IN")
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