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processor.py
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processor.py
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import pytesseract
import cv2
import re
from excel.data import Data
class Processor:
""" Clasa care proceseaza imaginea si obtine informatiile relevante din
aceasta. """
def __init__(self):
""" Initializam tesseract din constructor. """
pytesseract.pytesseract.tesseract_cmd = "C:\\Program Files\\Tesseract-OCR\\tesseract.exe"
def get_data(self, img):
""" Metoda determina informatiile relevante din imaginea data.
Date de intrare: img instanta a clasei Image
Date de iesire: dictionar cu valorile relevante. """
text = pytesseract.image_to_string(img)
textList = text.split('\n')
# Regex pentru datele relevante
date_Regex = re.compile(".*(data|DATA){1}.*\d{2}(\/|\.|\-|\—)\d{2}.*(\/|\.|\-|\—).*\d{2,4}.*")
receipt_No_Regex = re.compile(".*(cod identificare fiscala|c.i.f.|cif|cod Fiscal){1}.*:")
amount_Regex = re.compile(".*(total|TOTAL|subtotal|SUBTOTAL|total lei|TOTAL LEI|LEI|lei){1}.*\d,*\d")
bunuri_Regex = re.compile(".*\d.*(X|x){1}.*\d(.|,){1}\d*")
data = {
"Amount": [],
"Date": [],
"Receipt Number": [],
"Place":[],
"Preturi": [],
"Bunuri": [],
}
counter = 0
type = -1
for rand, x in enumerate(textList):
x = x.lower()
#print(x) # Linie pentru DEBUG
if counter == 0:
data["Place"].append(x)
if date_Regex.match(x):
data["Date"].append(x)
if amount_Regex.match(x):
data["Amount"].append(x)
if receipt_No_Regex.match(x):
data['Receipt Number'].append(x)
if bunuri_Regex.match(x):
data["Preturi"].append(x)
# Type 1 inseamna ca obiectul e dupa pret
# Type 0 inseamna ca obiectul e inainte de pret
if type == -1:
if textList[rand-1].isspace() or textList[rand-1] == "":
type = 1
elif textList[rand+1].isspace() or textList[rand+1] == "":
type = 0
if type == 1:
data["Bunuri"].append(textList[rand+1])
elif type == 0:
data["Bunuri"].append(textList[rand-1])
print("============================")
for el in data:
if len(data[el]) == 0:
data[el].append("")
counter += 1
data_final = Data(data["Amount"], data["Date"], data["Receipt Number"],
data["Place"], data["Preturi"], data["Bunuri"])
return data_final