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# SPDX-FileCopyrightText: 2016-2025 PyThaiNLP Project
# SPDX-FileType: SOURCE
# SPDX-License-Identifier: Apache-2.0
# ruff: noqa: C901
from typing import List, Union
from pythainlp.tokenize import subword_tokenize
from pythainlp.util import remove_tonemark, sound_syllable
class KhaveeVerifier:
def __init__(self):
"""
KhaveeVerifier: Thai Poetry verifier
"""
def check_sara(self, word: str) -> str:
"""
Check the vowels in the Thai word.
:param str word: Thai word
:return: vowel name of the word
:rtype: str
:Example:
::
from pythainlp.khavee import KhaveeVerifier
kv = KhaveeVerifier()
print(kv.check_sara("เริง"))
# output: 'เออ'
"""
sara = []
countoa = 0
# In case of การันย์
if "์" in word[-1]:
word = word[:-2]
# In case of สระเดี่ยว
for i in word:
if i in ("ะ", "ั"):
sara.append("อะ")
elif i == "ิ":
sara.append("อิ")
elif i == "ุ":
sara.append("อุ")
elif i == "ึ":
sara.append("อึ")
elif i == "ี":
sara.append("อี")
elif i == "ู":
sara.append("อู")
elif i == "ื":
sara.append("อือ")
elif i == "เ":
sara.append("เอ")
elif i == "แ":
sara.append("แอ")
elif i == "า":
sara.append("อา")
elif i == "โ":
sara.append("โอ")
elif i == "ำ":
sara.append("อำ")
elif i == "อ":
countoa += 1
sara.append("ออ")
elif i == "ั" and "ว" in word:
sara.append("อัว")
elif i in ("ไ", "ใ"):
sara.append("ไอ")
elif i == "็":
sara.append("ออ")
elif "รร" in word:
if self.check_marttra(word) == "กม":
sara.append("อำ")
else:
sara.append("อะ")
# In case of ออ
if countoa == 1 and "อ" in word[-1] and "เ" not in word:
sara.remove("ออ")
# In case of เอ เอ
countA = 0
for i in sara:
if i == "เอ":
countA = countA + 1
if countA > 1:
sara.remove("เอ")
sara.remove("เอ")
sara.append("แ")
# In case of สระประสม
if "เอ" in sara and "อะ" in sara:
sara.remove("เอ")
sara.remove("อะ")
sara.append("เอะ")
elif "แอ" in sara and "อะ" in sara:
sara.remove("แอ")
sara.remove("อะ")
sara.append("แอะ")
if "เอะ" in sara and "ออ" in sara:
sara.remove("เอะ")
sara.remove("ออ")
sara.append("เออะ")
elif "เอ" in sara and "อิ" in sara:
sara.remove("เอ")
sara.remove("อิ")
sara.append("เออ")
elif "เอ" in sara and "ออ" in sara and "อ" in word[-1]:
sara.remove("เอ")
sara.remove("ออ")
sara.append("เออ")
elif "โอ" in sara and "อะ" in sara:
sara.remove("โอ")
sara.remove("อะ")
sara.append("โอะ")
elif "เอ" in sara and "อี" in sara:
sara.remove("เอ")
sara.remove("อี")
sara.append("เอีย")
elif "เอ" in sara and "อือ" in sara:
sara.remove("เอ")
sara.remove("อือ")
sara.append("อัว")
elif "เอ" in sara and "อา" in sara:
sara.remove("เอ")
sara.remove("อา")
sara.append("เอา")
elif "เ" in word and "า" in word and "ะ" in word:
sara = []
sara.append("เอาะ")
if "อือ" in sara and "เออ" in sara:
sara.remove("เออ")
sara.remove("อือ")
sara.append("เอือ")
elif "ออ" in sara and len(sara) > 1:
sara.remove("ออ")
elif "ว" in word and len(sara) == 0:
sara.append("อัว")
if "ั" in word and self.check_marttra(word) == "กา":
sara = []
sara.append("ไอ")
# In case of อ
if word == "เออะ":
sara = []
sara.append("เออะ")
elif word == "เออ":
sara = []
sara.append("เออ")
elif word == "เอ":
sara = []
sara.append("เอ")
elif word == "เอะ":
sara = []
sara.append("เอะ")
elif word == "เอา":
sara = []
sara.append("เอา")
elif word == "เอาะ":
sara = []
sara.append("เอาะ")
if "ฤา" in word or "ฦา" in word:
sara = []
sara.append("อือ")
elif "ฤ" in word or "ฦ" in word:
sara = []
sara.append("อึ")
# In case of กน
if not sara and len(word) == 2:
if word[-1] != "ร":
sara.append("โอะ")
else:
sara.append("ออ")
elif not sara and len(word) == 3:
sara.append("ออ")
# In case of บ่
if word == "บ่":
sara = []
sara.append("ออ")
if "ํ" in word:
sara = []
sara.append("อำ")
if "เ" in word and "ื" in word and "อ" in word:
sara = []
sara.append("เอือ")
if not sara:
return "Can't find Sara in this word"
return sara[0]
def check_marttra(self, word: str) -> str:
"""
Check the Thai spelling Section in the Thai word.
:param str word: Thai word
:return: name of spelling Section of the word.
:rtype: str
:Example:
::
from pythainlp.khavee import KhaveeVerifier
kv = KhaveeVerifier()
print(kv.check_marttra("สาว"))
# output: 'เกอว'
"""
if word[-1] == "ร" and word[-2] in ["ต", "ท"]:
word = word[:-1]
word = self.handle_karun_sound_silence(word)
word = remove_tonemark(word)
if (
"ำ" in word
or ("ํ" in word and "า" in word)
or "ไ" in word
or "ใ" in word
):
return "กา"
elif (
word[-1] in ["า", "ะ", "ิ", "ี", "ุ", "ู", "อ"]
or ("ี" in word and "ย" in word[-1])
or ("ื" in word and "อ" in word[-1])
):
return "กา"
elif word[-1] in ["ง"]:
return "กง"
elif word[-1] in ["ม"]:
return "กม"
elif word[-1] in ["ย"]:
if "ั" in word:
return "กา"
else:
return "เกย"
elif word[-1] in ["ว"]:
return "เกอว"
elif word[-1] in ["ก", "ข", "ค", "ฆ"]:
return "กก"
elif word[-1] in [
"จ",
"ช",
"ซ",
"ฎ",
"ฏ",
"ฐ",
"ฑ",
"ฒ",
"ด",
"ต",
"ถ",
"ท",
"ธ",
"ศ",
"ษ",
"ส",
]:
return "กด"
elif word[-1] in ["ญ", ", ณ", "น", "ร", "ล", "ฬ"]:
return "กน"
elif word[-1] in ["บ", "ป", "พ", "ฟ", "ภ"]:
return "กบ"
else:
if "็" in word:
return "กา"
else:
return "Cant find Marttra in this word"
def is_sumpus(self, word1: str, word2: str) -> bool:
"""
Check the rhyme between two words.
:param str word1: Thai word
:param str word2: Thai word
:return: boolean
:rtype: bool
:Example:
::
from pythainlp.khavee import KhaveeVerifier
kv = KhaveeVerifier()
print(kv.is_sumpus("สรร", "อัน"))
# output: True
print(kv.is_sumpus("สรร", "แมว"))
# output: False
"""
marttra1 = self.check_marttra(word1)
marttra2 = self.check_marttra(word2)
sara1 = self.check_sara(word1)
sara2 = self.check_sara(word2)
if sara1 == "อะ" and marttra1 == "เกย":
sara1 = "ไอ"
marttra1 = "กา"
elif sara2 == "อะ" and marttra2 == "เกย":
sara2 = "ไอ"
marttra2 = "กา"
if sara1 == "อำ" and marttra1 == "กม":
sara1 = "อำ"
marttra1 = "กา"
elif sara2 == "อำ" and marttra2 == "กม":
sara2 = "อำ"
marttra2 = "กา"
return bool(marttra1 == marttra2 and sara1 == sara2)
def check_karu_lahu(self, text):
if (
self.check_marttra(text) != "กา"
or (
self.check_marttra(text) == "กา"
and self.check_sara(text)
in [
"อา",
"อี",
"อือ",
"อู",
"เอ",
"แอ",
"โอ",
"ออ",
"เออ",
"เอีย",
"เอือ",
"อัว",
]
)
or self.check_sara(text) in ["อำ", "ไอ", "เอา"]
) and text not in ["บ่", "ณ", "ธ", "ก็"]:
return "karu"
else:
return "lahu"
def check_klon(self, text: str, k_type: int = 8) -> Union[List[str], str]:
"""
Check the suitability of the poem according to Thai principles.
:param str text: Thai poem
:param int k_type: type of Thai poem
:return: the check results of the suitability of the poem according to Thai principles.
:rtype: Union[List[str], str]
:Example:
::
from pythainlp.khavee import KhaveeVerifier
kv = KhaveeVerifier()
print(kv.check_klon(
'ฉันชื่อหมูกรอบ ฉันชอบกินไก่ แล้วก็วิ่งไล่ หมาชื่อนํ้าทอง ลคคนเก่ง เอ๋งเอ๋งคะนอง \
มีคนจับจอง เขาชื่อน้องเธียร',
k_type=4
))
# output: The poem is correct according to the principle.
print(kv.check_klon(
'ฉันชื่อหมูกรอบ ฉันชอบกินไก่ แล้วก็วิ่งไล่ หมาชื่อนํ้าทอง ลคคนเก่ง \
เอ๋งเอ๋งเสียงหมา มีคนจับจอง เขาชื่อน้องเธียร',
k_type=4
))
# output: [
"Can't find rhyme between paragraphs ('หมา', 'จอง') in paragraph 2",
"Can't find rhyme between paragraphs ('หมา', 'ทอง') in paragraph 2"
]
"""
if k_type == 8:
try:
error = []
list_sumpus_sent1 = []
list_sumpus_sent2h = []
list_sumpus_sent2l = []
list_sumpus_sent3 = []
list_sumpus_sent4 = []
for i, sent in enumerate(text.split()):
sub_sent = subword_tokenize(sent, engine="dict")
if len(sub_sent) > 10:
error.append(
"In sentence "
+ str(i + 2)
+ ", there are more than 10 words. "
+ str(sub_sent)
)
if (i + 1) % 4 == 1:
list_sumpus_sent1.append(sub_sent[-1])
elif (i + 1) % 4 == 2:
list_sumpus_sent2h.append(
[
sub_sent[1],
sub_sent[2],
sub_sent[3],
sub_sent[4],
]
)
list_sumpus_sent2l.append(sub_sent[-1])
elif (i + 1) % 4 == 3:
list_sumpus_sent3.append(sub_sent[-1])
elif (i + 1) % 4 == 0:
list_sumpus_sent4.append(sub_sent[-1])
if (
len(list_sumpus_sent1) != len(list_sumpus_sent2h)
or len(list_sumpus_sent2h) != len(list_sumpus_sent2l)
or len(list_sumpus_sent2l) != len(list_sumpus_sent3)
or len(list_sumpus_sent3) != len(list_sumpus_sent4)
or len(list_sumpus_sent4) != len(list_sumpus_sent1)
):
return "The poem does not have 4 complete sentences."
else:
for i in range(len(list_sumpus_sent1)):
countwrong = 0
for j in list_sumpus_sent2h[i]:
if (
self.is_sumpus(list_sumpus_sent1[i], j)
is False
):
countwrong += 1
if countwrong > 3:
error.append(
"Can't find rhyme between paragraphs "
+ str(
(
list_sumpus_sent1[i],
list_sumpus_sent2h[i],
)
)
+ " in paragraph "
+ str(i + 1)
)
if (
self.is_sumpus(
list_sumpus_sent2l[i], list_sumpus_sent3[i]
)
is False
):
error.append(
"Can't find rhyme between paragraphs "
+ str(
(
list_sumpus_sent2l[i],
list_sumpus_sent3[i],
)
)
+ " in paragraph "
+ str(i + 1)
)
if i > 0:
if (
self.is_sumpus(
list_sumpus_sent2l[i],
list_sumpus_sent4[i - 1],
)
is False
):
error.append(
"Can't find rhyme between paragraphs "
+ str(
(
list_sumpus_sent2l[i],
list_sumpus_sent4[i - 1],
)
)
+ " in paragraph "
+ str(i + 1)
)
if not error:
return (
"The poem is correct according to the principle."
)
else:
return error
except:
return "Something went wrong. Make sure you enter it in the correct form of klon 8."
elif k_type == 4:
try:
error = []
list_sumpus_sent1 = []
list_sumpus_sent2h = []
list_sumpus_sent2l = []
list_sumpus_sent3 = []
list_sumpus_sent4 = []
for i, sent in enumerate(text.split()):
sub_sent = subword_tokenize(sent, engine="dict")
if len(sub_sent) > 5:
error.append(
"In sentence "
+ str(i + 2)
+ ", there are more than 4 words. "
+ str(sub_sent)
)
if (i + 1) % 4 == 1:
list_sumpus_sent1.append(sub_sent[-1])
elif (i + 1) % 4 == 2:
list_sumpus_sent2h.append([sub_sent[1], sub_sent[2]])
list_sumpus_sent2l.append(sub_sent[-1])
elif (i + 1) % 4 == 3:
list_sumpus_sent3.append(sub_sent[-1])
elif (i + 1) % 4 == 0:
list_sumpus_sent4.append(sub_sent[-1])
if (
len(list_sumpus_sent1) != len(list_sumpus_sent2h)
or len(list_sumpus_sent2h) != len(list_sumpus_sent2l)
or len(list_sumpus_sent2l) != len(list_sumpus_sent3)
or len(list_sumpus_sent3) != len(list_sumpus_sent4)
or len(list_sumpus_sent4) != len(list_sumpus_sent1)
):
return "The poem does not have 4 complete sentences."
else:
for i in range(len(list_sumpus_sent1)):
countwrong = 0
for j in list_sumpus_sent2h[i]:
if (
self.is_sumpus(list_sumpus_sent1[i], j)
is False
):
countwrong += 1
if countwrong > 1:
error.append(
"Can't find rhyme between paragraphs "
+ str(
(
list_sumpus_sent1[i],
list_sumpus_sent2h[i],
)
)
+ " in paragraph "
+ str(i + 1)
)
if (
self.is_sumpus(
list_sumpus_sent2l[i], list_sumpus_sent3[i]
)
is False
):
error.append(
"Can't find rhyme between paragraphs "
+ str(
(
list_sumpus_sent2l[i],
list_sumpus_sent3[i],
)
)
+ " in paragraph "
+ str(i + 1)
)
if i > 0:
if (
self.is_sumpus(
list_sumpus_sent2l[i],
list_sumpus_sent4[i - 1],
)
is False
):
error.append(
"Can't find rhyme between paragraphs "
+ str(
(
list_sumpus_sent2l[i],
list_sumpus_sent4[i - 1],
)
)
+ " in paragraph "
+ str(i + 1)
)
if not error:
return (
"The poem is correct according to the principle."
)
else:
return error
except:
return "Something went wrong. Make sure you enter it in the correct form."
else:
return "Something went wrong. Make sure you enter it in the correct form."
def check_aek_too(
self, text: Union[List[str], str], dead_syllable_as_aek: bool = False
) -> Union[List[bool], List[str], bool, str]:
"""
Checker of Thai tonal words
:param Union[List[str], str] text: Thai word or list of Thai words
:param bool dead_syllable_as_aek: if True, dead syllable will be considered as aek
:return: the check result if the word is aek or too or False (not both) or list of check results if input is list
:rtype: Union[List[bool], List[str], bool, str]
:Example:
::
from pythainlp.khavee import KhaveeVerifier
kv = KhaveeVerifier()
# การเช็คคำเอกโท
print(
kv.check_aek_too("เอง"),
kv.check_aek_too("เอ่ง"),
kv.check_aek_too("เอ้ง"),
)
# -> False, aek, too
print(kv.check_aek_too(["เอง", "เอ่ง", "เอ้ง"])) # ใช้ List ได้เหมือนกัน
# -> [False, 'aek', 'too']
"""
if isinstance(text, list):
return [self.check_aek_too(t, dead_syllable_as_aek) for t in text]
if not isinstance(text, str):
raise TypeError("text must be str or iterable list[str]")
word_characters = [*text]
if "่" in word_characters and "้" not in word_characters:
return "aek"
elif "้" in word_characters and "่" not in word_characters:
return "too"
if dead_syllable_as_aek and sound_syllable(text) == "dead":
return "aek"
else:
return False
def handle_karun_sound_silence(self, word: str) -> str:
"""
Handle silent sounds in Thai words using '์' character (Karun)
by stripping all characters before the 'Karun' character that should be silenced
:param str text: Thai word
:return: Thai word with silent words stripped
:rtype: str
"""
sound_silenced = word.endswith("์")
if not sound_silenced:
return word
thai_consonants = "กขฃคฅฆงจฉชซฌญฎฏฐฑฒณดตถทธนบปผฝพฟภมยรลวศษสหฬอฮ"
locate_silenced = word.rfind("์") - 1
can_silence_two = word[locate_silenced - 2] in thai_consonants
cut_off = 2 if can_silence_two else 1
word = word[: locate_silenced + 1 - cut_off]
return word
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