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Update app.py
Browse files
app.py
CHANGED
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@@ -32,8 +32,71 @@ def process_base64_image(base64_string):
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print(f"Error processing base64 image: {e}")
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return None
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# Fungsi untuk parsing teks LSB menjadi struktur data
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def parse_lsb_form(text):
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# Inisialisasi dictionary untuk menyimpan hasil
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result = {}
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@@ -41,38 +104,51 @@ def parse_lsb_form(text):
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if "LAPORAN SUMBER BAHAYA" in text:
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result["jenis_dokumen"] = "LAPORAN SUMBER BAHAYA"
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# Pattern regex untuk menemukan field-field umum pada form LSB
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patterns = {
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"nama_pelapor": r"(?:NAMA\s*PELAPOR|PELAPOR)[
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"lokasi": r"(?:LOKASI\s*KEJADIAN|LOKASI)[
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"tanggal": r"(?:TANGGAL\s*/?\s*WAKTU|TANGGAL)[
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"posisi_jabatan": r"(?:POSISI\s*/?\s*JABATAN|JABATAN)[
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"jenis_pengamatan": r"(?:JENIS\s*PENGAMATAN)[
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"uraian_pengamatan": r"(?:URAIAN\s*PENGAMATAN)[
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"bahaya": r"(?:BAHAYA)[
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"tindakan_intervensi": r"(?:TINDAKAN\s*INTERVENSI)[
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"saran_perbaikan": r"(?:SARAN\s*PERBAIKAN)[
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}
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# Cari semua pola dalam teks
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for field_name, pattern in patterns.items():
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match = re.search(pattern, text, re.IGNORECASE)
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if match:
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#
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result["jenis_pengamatan"] = "Unsafe Condition"
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elif re.search(r"(?:Unsafe\s*Action|Tindakan\s*Tidak\s*Aman)[:\s]*", text, re.IGNORECASE):
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result["jenis_pengamatan"] = "Unsafe Action"
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elif re.search(r"(?:Intervensi)[:\s]*", text, re.IGNORECASE):
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result["jenis_pengamatan"] = "Intervensi"
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#
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lines = text.split('\n')
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# Dictionary untuk menyimpan kunci pencarian dan nama field
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@@ -105,31 +181,28 @@ def parse_lsb_form(text):
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parts = line.split(":", 1)
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if len(parts) > 1:
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value = parts[1].strip()
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# Jika tidak ada field baru, tambahkan ke field sebelumnya
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if not found_field and current_field and line:
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if current_field in result:
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-
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#
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if "nama_pelapor" in result and len(result["nama_pelapor"]) > 50:
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# Nama pelapor terlalu panjang, mungkin salah deteksi
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shorter_name = re.search(r"([A-Za-z\s]{2,30})", result["nama_pelapor"])
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if shorter_name:
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result["nama_pelapor"] = shorter_name.group(1).strip()
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return
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# Fungsi untuk API predict yang menerima JSON dengan base64 image
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def api_predict(json_input):
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@@ -155,7 +228,9 @@ def api_predict(json_input):
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# Lakukan OCR
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if TESSERACT_AVAILABLE:
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-
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else:
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text = "⚠️ OCR tidak dapat diproses karena Tesseract tidak tersedia di Space ini."
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@@ -218,4 +293,4 @@ async def predict_route(request: Request):
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if __name__ == "__main__":
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# For local development
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port = int(os.environ.get("PORT", 7860))
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uvicorn.run(app, host="0.0.0.0", port=port)
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print(f"Error processing base64 image: {e}")
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return None
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# Fungsi untuk pembersihan teks hasil OCR
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def clean_ocr_text(text):
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# Hapus karakter yang tidak perlu
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text = re.sub(r'[\x00-\x1F\x7F-\x9F]', '', text)
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# Hapus spasi berlebih
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text = re.sub(r'\s+', ' ', text).strip()
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# Gabungkan baris yang terpisah
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text = re.sub(r'(\w+)- *\n *(\w+)', r'\1\2', text)
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return text
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# Fungsi untuk validasi nilai field
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def validate_field(field_name, value):
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if not value:
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return None
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# Bersihkan nilai dari karakter non-alphanumeric di awal dan akhir
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value = re.sub(r'^[^\w]+|[^\w]+$', '', value).strip()
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if not value:
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return None
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# Validasi khusus untuk field tertentu
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if field_name == "nama_pelapor":
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# Nama pelapor harus berisi setidaknya 2 karakter alphabet
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if len(re.findall(r'[a-zA-Z]', value)) < 2:
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return None
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# Hapus karakter seperti |, /, \, dll dari nama
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value = re.sub(r'[|/\\]', '', value).strip()
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elif field_name == "tanggal":
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# Tanggal harus mengandung angka atau format tanggal
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if not re.search(r'\d{1,4}[-/]\d{1,2}[-/]\d{1,4}|\d{1,2}[-/\s]+\w+[-/\s]+\d{2,4}|\d{2}[-/]\d{2}[-/]\d{2,4}', value):
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# Coba cari angka tanggal dalam string
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date_match = re.search(r'\d{1,2}[-/\s]+\d{1,2}[-/\s]+\d{2,4}', value)
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if date_match:
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value = date_match.group(0)
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else:
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return None
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elif field_name == "lokasi":
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# Lokasi harus berisi lebih dari 2 karakter
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if len(value) <= 2:
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return None
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elif field_name in ["bahaya", "uraian_pengamatan", "tindakan_intervensi"]:
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# Teks deskripsi harus cukup panjang dan relevan
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if len(value) < 3 or "No." in value or "Revisi" in value or "FM-" in value:
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return None
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# Pastikan tidak ada nilai placeholder atau sampah
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placeholders = ["...", "___", "N/A", "-", "--", "diisi oleh", "xxx"]
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for placeholder in placeholders:
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if placeholder in value.lower():
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return None
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# Hapus tanda | yang sering hadir di awal atau akhir
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value = re.sub(r'^\s*\|\s*|\s*\|\s*$', '', value).strip()
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return value
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# Fungsi untuk parsing teks LSB menjadi struktur data
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def parse_lsb_form(text):
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# Preprocessing teks
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text = clean_ocr_text(text)
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# Inisialisasi dictionary untuk menyimpan hasil
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result = {}
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if "LAPORAN SUMBER BAHAYA" in text:
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result["jenis_dokumen"] = "LAPORAN SUMBER BAHAYA"
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# Pattern regex yang lebih baik untuk menemukan field-field umum pada form LSB
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patterns = {
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"nama_pelapor": r"(?:NAMA\s*PELAPOR|PELAPOR)[^A-Za-z0-9]*\s*([^\n|]{2,40})",
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"lokasi": r"(?:LOKASI\s*KEJADIAN|LOKASI)[^A-Za-z0-9]*\s*([^\n|]{2,50})",
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"tanggal": r"(?:TANGGAL\s*/?\s*WAKTU|TANGGAL)[^A-Za-z0-9]*\s*([^\n|]{2,30})",
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"posisi_jabatan": r"(?:POSISI\s*/?\s*JABATAN|JABATAN)[^A-Za-z0-9]*\s*([^\n|]{2,40})",
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"jenis_pengamatan": r"(?:JENIS\s*PENGAMATAN)[^A-Za-z0-9]*\s*([^\n|]{2,50})",
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"uraian_pengamatan": r"(?:URAIAN\s*PENGAMATAN)[^A-Za-z0-9]*\s*([^\n|]{2,100})",
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"bahaya": r"(?:BAHAYA)[^A-Za-z0-9]*\s*([^\n|]{2,100})",
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"tindakan_intervensi": r"(?:TINDAKAN\s*INTERVENSI)[^A-Za-z0-9/]*\s*([^\n|]{2,100})",
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"saran_perbaikan": r"(?:SARAN\s*PERBAIKAN)[^A-Za-z0-9:]*\s*([^\n|]{2,100})"
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}
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# Cari semua pola dalam teks
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for field_name, pattern in patterns.items():
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match = re.search(pattern, text, re.IGNORECASE)
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if match:
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value = match.group(1).strip()
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# Validasi dan bersihkan nilai
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clean_value = validate_field(field_name, value)
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if clean_value:
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result[field_name] = clean_value
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# Deteksi jenis pengamatan melalui checkbox
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# Cek untuk Unsafe Condition
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if "jenis_pengamatan" not in result or not result["jenis_pengamatan"]:
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unsafe_condition = re.search(r'(?:Unsafe\s*Condition|Kondisi\s*Tidak\s*Aman|Unsafe\s*C)', text, re.IGNORECASE)
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unsafe_action = re.search(r'(?:Unsafe\s*Action|Tindakan\s*Tidak\s*Aman|Unsafe\s*A)', text, re.IGNORECASE)
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intervensi = re.search(r'(?:Intervensi|Intervention)', text, re.IGNORECASE)
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if unsafe_condition:
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result["jenis_pengamatan"] = "Unsafe Condition"
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elif unsafe_action:
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result["jenis_pengamatan"] = "Unsafe Action"
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elif intervensi:
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result["jenis_pengamatan"] = "Intervensi"
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# Deteksi nomor LSB jika ada
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no_lsb_match = re.search(r"No\.\s*LSB\s*:?\s*([a-zA-Z0-9_\-/\.]+)", text, re.IGNORECASE)
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if no_lsb_match:
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no_lsb = no_lsb_match.group(1).strip()
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if "diisi oleh" not in no_lsb.lower():
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result["no_lsb"] = no_lsb
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# Ekstraksi tambahan dari baris-baris teks
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lines = text.split('\n')
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# Dictionary untuk menyimpan kunci pencarian dan nama field
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parts = line.split(":", 1)
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if len(parts) > 1:
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value = parts[1].strip()
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clean_value = validate_field(field_name, value)
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if clean_value and (field_name not in result or not result[field_name]):
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result[field_name] = clean_value
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current_field = field_name
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found_field = True
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break
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# Jika tidak ada field baru, tambahkan ke field sebelumnya
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if not found_field and current_field and line:
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if current_field in result:
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# Cek apakah baris ini relevan untuk field saat ini
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if len(line) > 2 and "diisi oleh" not in line.lower():
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result[current_field] += " " + line
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# Validasi dan pembersihan akhir hasil ekstraksi
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final_result = {}
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for field, value in result.items():
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clean_value = validate_field(field, value)
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if clean_value:
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final_result[field] = clean_value
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return final_result
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# Fungsi untuk API predict yang menerima JSON dengan base64 image
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def api_predict(json_input):
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# Lakukan OCR
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if TESSERACT_AVAILABLE:
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# Konfigurasi tambahan untuk OCR
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config = '--psm 4 --oem 3' # Assume page has multiple columns of text
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text = pytesseract.image_to_string(image, lang='ind', config=config)
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else:
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text = "⚠️ OCR tidak dapat diproses karena Tesseract tidak tersedia di Space ini."
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if __name__ == "__main__":
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# For local development
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port = int(os.environ.get("PORT", 7860))
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uvicorn.run(app, host="0.0.0.0", port=port)
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