# coding=utf-8

"""
Some generic utilities
"""

"""
Copyright 2012  Anthony Beville

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

	http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
"""

import os

def listToString( l ):
	string = ""
	if l is not None:
		for item in l:
			if len(string) > 0:
				string += ", "
			string += item 
	return string
		
def addtopath( dir ):
	# TODO only add if not there already
	if dir is not None and dir != "": 
		os.environ['PATH'] = dir + os.pathsep + os.environ['PATH']

# returns executable path, if it exists
def which(program):
 
	def is_exe(fpath):
		return os.path.isfile(fpath) and os.access(fpath, os.X_OK)

	fpath, fname = os.path.split(program)
	if fpath:
		if is_exe(program):
			return program
	else:
		for path in os.environ["PATH"].split(os.pathsep):
			exe_file = os.path.join(path, program)
			if is_exe(exe_file):
				return exe_file

	return None

def removearticles( text ):
	text = text.lower()
	articles = ['and', 'the', 'a', '&', 'issue' ]
	newText = ''
	for word in text.split(' '):
		if word not in articles:
			newText += word+' '
	
	newText = newText[:-1]
	
	# now get rid of some other junk
	newText = newText.replace(":", "")
	newText = newText.replace(".", "")
	newText = newText.replace(",", "")
	newText = newText.replace("-", " ")
	
	return newText


# -o- coding: utf-8 -o-
# ISO639 python dict 
# oficial list in http://www.loc.gov/standards/iso639-2/php/code_list.php

lang_dict = {
	'ab': 'Abkhaz',
	'aa': 'Afar',
	'af': 'Afrikaans',
	'ak': 'Akan',
	'sq': 'Albanian',
	'am': 'Amharic',
	'ar': 'Arabic',
	'an': 'Aragonese',
	'hy': 'Armenian',
	'as': 'Assamese',
	'av': 'Avaric',
	'ae': 'Avestan',
	'ay': 'Aymara',
	'az': 'Azerbaijani',
	'bm': 'Bambara',
	'ba': 'Bashkir',
	'eu': 'Basque',
	'be': 'Belarusian',
	'bn': 'Bengali',
	'bh': 'Bihari',
	'bi': 'Bislama',
	'bs': 'Bosnian',
	'br': 'Breton',
	'bg': 'Bulgarian',
	'my': 'Burmese',
	'ca': 'Catalan; Valencian',
	'ch': 'Chamorro',
	'ce': 'Chechen',
	'ny': 'Chichewa; Chewa; Nyanja',
	'zh': 'Chinese',
	'cv': 'Chuvash',
	'kw': 'Cornish',
	'co': 'Corsican',
	'cr': 'Cree',
	'hr': 'Croatian',
	'cs': 'Czech',
	'da': 'Danish',
	'dv': 'Divehi; Maldivian;',
	'nl': 'Dutch',
	'dz': 'Dzongkha',
	'en': 'English',
	'eo': 'Esperanto',
	'et': 'Estonian',
	'ee': 'Ewe',
	'fo': 'Faroese',
	'fj': 'Fijian',
	'fi': 'Finnish',
	'fr': 'French',
	'ff': 'Fula',
	'gl': 'Galician',
	'ka': 'Georgian',
	'de': 'German',
	'el': 'Greek, Modern',
	'gn': 'Guaraní',
	'gu': 'Gujarati',
	'ht': 'Haitian',
	'ha': 'Hausa',
	'he': 'Hebrew (modern)',
	'hz': 'Herero',
	'hi': 'Hindi',
	'ho': 'Hiri Motu',
	'hu': 'Hungarian',
	'ia': 'Interlingua',
	'id': 'Indonesian',
	'ie': 'Interlingue',
	'ga': 'Irish',
	'ig': 'Igbo',
	'ik': 'Inupiaq',
	'io': 'Ido',
	'is': 'Icelandic',
	'it': 'Italian',
	'iu': 'Inuktitut',
	'ja': 'Japanese',
	'jv': 'Javanese',
	'kl': 'Kalaallisut',
	'kn': 'Kannada',
	'kr': 'Kanuri',
	'ks': 'Kashmiri',
	'kk': 'Kazakh',
	'km': 'Khmer',
	'ki': 'Kikuyu, Gikuyu',
	'rw': 'Kinyarwanda',
	'ky': 'Kirghiz, Kyrgyz',
	'kv': 'Komi',
	'kg': 'Kongo',
	'ko': 'Korean',
	'ku': 'Kurdish',
	'kj': 'Kwanyama, Kuanyama',
	'la': 'Latin',
	'lb': 'Luxembourgish',
	'lg': 'Luganda',
	'li': 'Limburgish',
	'ln': 'Lingala',
	'lo': 'Lao',
	'lt': 'Lithuanian',
	'lu': 'Luba-Katanga',
	'lv': 'Latvian',
	'gv': 'Manx',
	'mk': 'Macedonian',
	'mg': 'Malagasy',
	'ms': 'Malay',
	'ml': 'Malayalam',
	'mt': 'Maltese',
	'mi': 'Māori',
	'mr': 'Marathi (Marāṭhī)',
	'mh': 'Marshallese',
	'mn': 'Mongolian',
	'na': 'Nauru',
	'nv': 'Navajo, Navaho',
	'nb': 'Norwegian Bokmål',
	'nd': 'North Ndebele',
	'ne': 'Nepali',
	'ng': 'Ndonga',
	'nn': 'Norwegian Nynorsk',
	'no': 'Norwegian',
	'ii': 'Nuosu',
	'nr': 'South Ndebele',
	'oc': 'Occitan',
	'oj': 'Ojibwe, Ojibwa',
	'cu': 'Old Church Slavonic',
	'om': 'Oromo',
	'or': 'Oriya',
	'os': 'Ossetian, Ossetic',
	'pa': 'Panjabi, Punjabi',
	'pi': 'Pāli',
	'fa': 'Persian',
	'pl': 'Polish',
	'ps': 'Pashto, Pushto',
	'pt': 'Portuguese',
	'qu': 'Quechua',
	'rm': 'Romansh',
	'rn': 'Kirundi',
	'ro': 'Romanian, Moldavan',
	'ru': 'Russian',
	'sa': 'Sanskrit (Saṁskṛta)',
	'sc': 'Sardinian',
	'sd': 'Sindhi',
	'se': 'Northern Sami',
	'sm': 'Samoan',
	'sg': 'Sango',
	'sr': 'Serbian',
	'gd': 'Scottish Gaelic',
	'sn': 'Shona',
	'si': 'Sinhala, Sinhalese',
	'sk': 'Slovak',
	'sl': 'Slovene',
	'so': 'Somali',
	'st': 'Southern Sotho',
	'es': 'Spanish; Castilian',
	'su': 'Sundanese',
	'sw': 'Swahili',
	'ss': 'Swati',
	'sv': 'Swedish',
	'ta': 'Tamil',
	'te': 'Telugu',
	'tg': 'Tajik',
	'th': 'Thai',
	'ti': 'Tigrinya',
	'bo': 'Tibetan',
	'tk': 'Turkmen',
	'tl': 'Tagalog',
	'tn': 'Tswana',
	'to': 'Tonga',
	'tr': 'Turkish',
	'ts': 'Tsonga',
	'tt': 'Tatar',
	'tw': 'Twi',
	'ty': 'Tahitian',
	'ug': 'Uighur, Uyghur',
	'uk': 'Ukrainian',
	'ur': 'Urdu',
	'uz': 'Uzbek',
	've': 'Venda',
	'vi': 'Vietnamese',
	'vo': 'Volapük',
	'wa': 'Walloon',
	'cy': 'Welsh',
	'wo': 'Wolof',
	'fy': 'Western Frisian',
	'xh': 'Xhosa',
	'yi': 'Yiddish',
	'yo': 'Yoruba',
	'za': 'Zhuang, Chuang',
	'zu': 'Zulu',
}


countries = [
	('AF', 'Afghanistan'),
	('AL', 'Albania'),
	('DZ', 'Algeria'),
	('AS', 'American Samoa'),
	('AD', 'Andorra'),
	('AO', 'Angola'),
	('AI', 'Anguilla'),
	('AQ', 'Antarctica'),
	('AG', 'Antigua And Barbuda'),
	('AR', 'Argentina'),
	('AM', 'Armenia'),
	('AW', 'Aruba'),
	('AU', 'Australia'),
	('AT', 'Austria'),
	('AZ', 'Azerbaijan'),
	('BS', 'Bahamas'),
	('BH', 'Bahrain'),
	('BD', 'Bangladesh'),
	('BB', 'Barbados'),
	('BY', 'Belarus'),
	('BE', 'Belgium'),
	('BZ', 'Belize'),
	('BJ', 'Benin'),
	('BM', 'Bermuda'),
	('BT', 'Bhutan'),
	('BO', 'Bolivia'),
	('BA', 'Bosnia And Herzegowina'),
	('BW', 'Botswana'),
	('BV', 'Bouvet Island'),
	('BR', 'Brazil'),
	('BN', 'Brunei Darussalam'),
	('BG', 'Bulgaria'),
	('BF', 'Burkina Faso'),
	('BI', 'Burundi'),
	('KH', 'Cambodia'),
	('CM', 'Cameroon'),
	('CA', 'Canada'),
	('CV', 'Cape Verde'),
	('KY', 'Cayman Islands'),
	('CF', 'Central African Rep'),
	('TD', 'Chad'),
	('CL', 'Chile'),
	('CN', 'China'),
	('CX', 'Christmas Island'),
	('CC', 'Cocos Islands'),
	('CO', 'Colombia'),
	('KM', 'Comoros'),
	('CG', 'Congo'),
	('CK', 'Cook Islands'),
	('CR', 'Costa Rica'),
	('CI', 'Cote D`ivoire'),
	('HR', 'Croatia'),
	('CU', 'Cuba'),
	('CY', 'Cyprus'),
	('CZ', 'Czech Republic'),
	('DK', 'Denmark'),
	('DJ', 'Djibouti'),
	('DM', 'Dominica'),
	('DO', 'Dominican Republic'),
	('TP', 'East Timor'),
	('EC', 'Ecuador'),
	('EG', 'Egypt'),
	('SV', 'El Salvador'),
	('GQ', 'Equatorial Guinea'),
	('ER', 'Eritrea'),
	('EE', 'Estonia'),
	('ET', 'Ethiopia'),
	('FK', 'Falkland Islands (Malvinas)'),
	('FO', 'Faroe Islands'),
	('FJ', 'Fiji'),
	('FI', 'Finland'),
	('FR', 'France'),
	('GF', 'French Guiana'),
	('PF', 'French Polynesia'),
	('TF', 'French S. Territories'),
	('GA', 'Gabon'),
	('GM', 'Gambia'),
	('GE', 'Georgia'),
	('DE', 'Germany'),
	('GH', 'Ghana'),
	('GI', 'Gibraltar'),
	('GR', 'Greece'),
	('GL', 'Greenland'),
	('GD', 'Grenada'),
	('GP', 'Guadeloupe'),
	('GU', 'Guam'),
	('GT', 'Guatemala'),
	('GN', 'Guinea'),
	('GW', 'Guinea-bissau'),
	('GY', 'Guyana'),
	('HT', 'Haiti'),
	('HN', 'Honduras'),
	('HK', 'Hong Kong'),
	('HU', 'Hungary'),
	('IS', 'Iceland'),
	('IN', 'India'),
	('ID', 'Indonesia'),
	('IR', 'Iran'),
	('IQ', 'Iraq'),
	('IE', 'Ireland'),
	('IL', 'Israel'),
	('IT', 'Italy'),
	('JM', 'Jamaica'),
	('JP', 'Japan'),
	('JO', 'Jordan'),
	('KZ', 'Kazakhstan'),
	('KE', 'Kenya'),
	('KI', 'Kiribati'),
	('KP', 'Korea (North)'),
	('KR', 'Korea (South)'),
	('KW', 'Kuwait'),
	('KG', 'Kyrgyzstan'),
	('LA', 'Laos'),
	('LV', 'Latvia'),
	('LB', 'Lebanon'),
	('LS', 'Lesotho'),
	('LR', 'Liberia'),
	('LY', 'Libya'),
	('LI', 'Liechtenstein'),
	('LT', 'Lithuania'),
	('LU', 'Luxembourg'),
	('MO', 'Macau'),
	('MK', 'Macedonia'),
	('MG', 'Madagascar'),
	('MW', 'Malawi'),
	('MY', 'Malaysia'),
	('MV', 'Maldives'),
	('ML', 'Mali'),
	('MT', 'Malta'),
	('MH', 'Marshall Islands'),
	('MQ', 'Martinique'),
	('MR', 'Mauritania'),
	('MU', 'Mauritius'),
	('YT', 'Mayotte'),
	('MX', 'Mexico'),
	('FM', 'Micronesia'),
	('MD', 'Moldova'),
	('MC', 'Monaco'),
	('MN', 'Mongolia'),
	('MS', 'Montserrat'),
	('MA', 'Morocco'),
	('MZ', 'Mozambique'),
	('MM', 'Myanmar'),
	('NA', 'Namibia'),
	('NR', 'Nauru'),
	('NP', 'Nepal'),
	('NL', 'Netherlands'),
	('AN', 'Netherlands Antilles'),
	('NC', 'New Caledonia'),
	('NZ', 'New Zealand'),
	('NI', 'Nicaragua'),
	('NE', 'Niger'),
	('NG', 'Nigeria'),
	('NU', 'Niue'),
	('NF', 'Norfolk Island'),
	('MP', 'Northern Mariana Islands'),
	('NO', 'Norway'),
	('OM', 'Oman'),
	('PK', 'Pakistan'),
	('PW', 'Palau'),
	('PA', 'Panama'),
	('PG', 'Papua New Guinea'),
	('PY', 'Paraguay'),
	('PE', 'Peru'),
	('PH', 'Philippines'),
	('PN', 'Pitcairn'),
	('PL', 'Poland'),
	('PT', 'Portugal'),
	('PR', 'Puerto Rico'),
	('QA', 'Qatar'),
	('RE', 'Reunion'),
	('RO', 'Romania'),
	('RU', 'Russian Federation'),
	('RW', 'Rwanda'),
	('KN', 'Saint Kitts And Nevis'),
	('LC', 'Saint Lucia'),
	('VC', 'St Vincent/Grenadines'),
	('WS', 'Samoa'),
	('SM', 'San Marino'),
	('ST', 'Sao Tome'),
	('SA', 'Saudi Arabia'),
	('SN', 'Senegal'),
	('SC', 'Seychelles'),
	('SL', 'Sierra Leone'),
	('SG', 'Singapore'),
	('SK', 'Slovakia'),
	('SI', 'Slovenia'),
	('SB', 'Solomon Islands'),
	('SO', 'Somalia'),
	('ZA', 'South Africa'),
	('ES', 'Spain'),
	('LK', 'Sri Lanka'),
	('SH', 'St. Helena'),
	('PM', 'St.Pierre'),
	('SD', 'Sudan'),
	('SR', 'Suriname'),
	('SZ', 'Swaziland'),
	('SE', 'Sweden'),
	('CH', 'Switzerland'),
	('SY', 'Syrian Arab Republic'),
	('TW', 'Taiwan'),
	('TJ', 'Tajikistan'),
	('TZ', 'Tanzania'),
	('TH', 'Thailand'),
	('TG', 'Togo'),
	('TK', 'Tokelau'),
	('TO', 'Tonga'),
	('TT', 'Trinidad And Tobago'),
	('TN', 'Tunisia'),
	('TR', 'Turkey'),
	('TM', 'Turkmenistan'),
	('TV', 'Tuvalu'),
	('UG', 'Uganda'),
	('UA', 'Ukraine'),
	('AE', 'United Arab Emirates'),
	('UK', 'United Kingdom'),
	('US', 'United States'),
	('UY', 'Uruguay'),
	('UZ', 'Uzbekistan'),
	('VU', 'Vanuatu'),
	('VA', 'Vatican City State'),
	('VE', 'Venezuela'),
	('VN', 'Viet Nam'),
	('VG', 'Virgin Islands (British)'),
	('VI', 'Virgin Islands (U.S.)'),
	('EH', 'Western Sahara'),
	('YE', 'Yemen'),
	('YU', 'Yugoslavia'),
	('ZR', 'Zaire'),
	('ZM', 'Zambia'),
	('ZW', 'Zimbabwe')
]



def getLanguageDict():
	return lang_dict

def getLanguageFromISO( iso ):
	if iso == None:
		return None
	else:
		return lang_dict[ iso ]