| import os
|
| import sys
|
| import tkinter as tk
|
| from tkinter import filedialog, messagebox
|
| import subprocess
|
| import threading
|
| import tempfile
|
| import shutil
|
| import json
|
| import logging
|
| import pdfplumber
|
| from pdfplumber.utils import get_bbox_overlap, obj_to_bbox
|
| from pdfplumber.utils.exceptions import PdfminerException
|
| from joblib import delayed, cpu_count, parallel_backend, Parallel
|
| import multiprocessing
|
| from multiprocessing import Pool
|
|
|
|
|
|
|
|
|
|
|
|
|
| TEXT_EXTRACTION_SETTINGS = {
|
| "x_tolerance": 1,
|
| "y_tolerance": 3,
|
| "keep_blank_chars": False,
|
| "use_text_flow": True
|
| }
|
|
|
|
|
| if sys.platform == "win32":
|
| sys.stderr = open(os.devnull, 'w')
|
|
|
| PARALLEL_THRESHOLD = 16
|
|
|
| def suppress_pdfminer_logging():
|
| for logger_name in [
|
| "pdfminer",
|
| "pdfminer.pdfparser",
|
| "pdfminer.pdfdocument",
|
| "pdfminer.pdfpage",
|
| "pdfminer.converter",
|
| "pdfminer.layout",
|
| "pdfminer.cmapdb",
|
| "pdfminer.utils"
|
| ]:
|
| logging.getLogger(logger_name).setLevel(logging.ERROR)
|
|
|
| def clean_cell_text(text):
|
| if not isinstance(text, str):
|
| return ""
|
| text = text.replace("-\n", "").replace("\n", " ")
|
| return " ".join(text.split())
|
|
|
| def safe_join(row):
|
| return [clean_cell_text(str(cell)) if cell is not None else "" for cell in row]
|
|
|
| def clamp_bbox(bbox, page_width, page_height):
|
| x0, top, x1, bottom = bbox
|
| x0 = max(0, min(x0, page_width))
|
| x1 = max(0, min(x1, page_width))
|
| top = max(0, min(top, page_height))
|
| bottom = max(0, min(bottom, page_height))
|
| return (x0, top, x1, bottom)
|
|
|
| def process_page(args):
|
|
|
| suppress_pdfminer_logging()
|
| try:
|
| page_number, pdf_path, text_settings = args
|
| with pdfplumber.open(pdf_path) as pdf:
|
| page = pdf.pages[page_number]
|
| page_output = f"Page {page_number + 1}\n"
|
| page_width = page.width
|
| page_height = page.height
|
|
|
| filtered_page = page
|
| table_bbox_list = []
|
| table_json_outputs = []
|
|
|
| for table in page.find_tables():
|
| bbox = clamp_bbox(table.bbox, page_width, page_height)
|
| table_bbox_list.append(bbox)
|
|
|
| if not page.crop(bbox).chars:
|
| continue
|
|
|
| filtered_page = filtered_page.filter(
|
| lambda obj: get_bbox_overlap(obj_to_bbox(obj), bbox) is None
|
| )
|
|
|
| table_data = table.extract()
|
| if table_data and len(table_data) >= 1:
|
| headers = safe_join(table_data[0])
|
| rows = [safe_join(row) for row in table_data[1:]]
|
| json_table = [dict(zip(headers, row)) for row in rows]
|
| table_json_outputs.append(json.dumps(json_table, indent=1, ensure_ascii=False))
|
|
|
| chars_outside_tables = [
|
| word for word in page.extract_words(**text_settings)
|
| if not any(
|
| bbox[0] <= float(word['x0']) <= bbox[2] and
|
| bbox[1] <= float(word['top']) <= bbox[3]
|
| for bbox in table_bbox_list
|
| )
|
| ]
|
|
|
| current_y = None
|
| line = []
|
| text_content = ""
|
|
|
| for word in chars_outside_tables:
|
| if current_y is None or abs(word['top'] - current_y) > 10:
|
| if line:
|
| text_content += " ".join(line) + "\n"
|
| line = [word['text']]
|
| current_y = word['top']
|
| else:
|
| line.append(word['text'])
|
| if line:
|
| text_content += " ".join(line) + "\n"
|
|
|
| page_output += text_content.strip() + "\n"
|
|
|
| for idx, table in enumerate(table_json_outputs, start=1):
|
| page_output += f'"tabelle {idx}":\n{table}\n'
|
|
|
| return page_number, page_output
|
|
|
| except Exception as e:
|
| return args[0], f"[FEHLER] Seite {args[0]+1} ({args[1]}): {str(e)}"
|
|
|
| def verarbeite_pdf(pdf_path):
|
| suppress_pdfminer_logging()
|
| try:
|
| if not os.path.exists(pdf_path):
|
| return f"[FEHLER] Datei nicht gefunden: {pdf_path}"
|
|
|
| print(f"[INFO] Beginne Verarbeitung: {pdf_path}")
|
| try:
|
| with pdfplumber.open(pdf_path) as pdf:
|
| num_pages = len(pdf.pages)
|
| except PdfminerException as e:
|
| return f"[FEHLER] PDF kann nicht geöffnet werden: {pdf_path} – {str(e)}"
|
| except Exception as e:
|
| return f"[FEHLER] Allgemeiner Fehler beim Öffnen: {pdf_path} – {str(e)}"
|
|
|
| pages = [(i, pdf_path, TEXT_EXTRACTION_SETTINGS) for i in range(num_pages)]
|
|
|
| try:
|
| results = run_serial(pages) if num_pages <= PARALLEL_THRESHOLD else run_parallel(pages)
|
| except (EOFError, BrokenPipeError, KeyboardInterrupt):
|
| return "[INFO] Verarbeitung wurde abgebrochen."
|
|
|
| sorted_results = sorted(results, key=lambda x: x[0])
|
| final_output = "\n".join(text for _, text in sorted_results)
|
|
|
| base_name = os.path.splitext(os.path.basename(pdf_path))[0]
|
| output_dir = os.path.dirname(pdf_path)
|
| output_path = os.path.join(output_dir, f"{base_name}.txt")
|
|
|
| with open(output_path, "w", encoding="utf-8", errors="ignore") as f:
|
| f.write(final_output)
|
|
|
| print(f"[INFO] Verarbeitung abgeschlossen: {output_path}")
|
|
|
| except (EOFError, BrokenPipeError, KeyboardInterrupt):
|
| return "[INFO] Verarbeitung durch Benutzer abgebrochen."
|
| except Exception as e:
|
| return f"[FEHLER] Unerwarteter Fehler bei '{pdf_path}': {str(e)}"
|
|
|
| def run_serial(pages):
|
| return [process_page(args) for args in pages]
|
|
|
| def run_parallel(pages):
|
| available_cores = max(1, cpu_count() - 2)
|
| num_cores = min(available_cores, len(pages))
|
| print(f"Starte Parallelverarbeitung mit {num_cores} -2 Kernen...")
|
| with Pool(processes=num_cores) as pool:
|
| return pool.map(process_page, pages)
|
|
|
| def verarbeite_pdfs_main():
|
| suppress_pdfminer_logging()
|
| pdf_dateien = sys.argv[1:]
|
| if not pdf_dateien:
|
| print("Keine PDF-Dateien übergeben.")
|
| return
|
|
|
| kleine_pdfs = []
|
| grosse_pdfs = []
|
|
|
| for pfad in pdf_dateien:
|
| if not os.path.exists(pfad):
|
| print(f"Datei nicht gefunden: {pfad}")
|
| continue
|
| try:
|
| with pdfplumber.open(pfad) as pdf:
|
| if len(pdf.pages) <= PARALLEL_THRESHOLD:
|
| kleine_pdfs.append(pfad)
|
| else:
|
| grosse_pdfs.append(pfad)
|
| except PdfminerException:
|
| print(f"[FEHLER] Passwortgeschützte PDF-Datei: {pfad} – wird übersprungen.")
|
| except Exception as e:
|
| print(f"[FEHLER] Fehler beim Öffnen von {pfad}: {str(e)}")
|
|
|
| if kleine_pdfs:
|
| available_cores = max(1, cpu_count() - 2)
|
| num_cores = min(available_cores, len(kleine_pdfs))
|
| print(f"\n[Phase 1] Starte Parallelverarbeitung kleiner PDFs mit {num_cores} -2 Kernen...")
|
| results = Parallel(n_jobs=num_cores)(
|
| delayed(verarbeite_pdf)(pfad) for pfad in kleine_pdfs
|
| )
|
| for r in results:
|
| print(r)
|
|
|
| for pfad in grosse_pdfs:
|
| print(f"\n[Phase 2] Verarbeitung großer PDFs: {os.path.basename(pfad)}")
|
| print(verarbeite_pdf(pfad))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| class DateiManager:
|
| def __init__(self, master):
|
| self.master = master
|
| self.master.title("Parser-Sevenof9")
|
| self.dateien = []
|
| self.last_selected_index = None
|
|
|
| self.label = tk.Label(master, text="Ausgewählte PDF-Dateien:")
|
| self.label.pack(pady=5)
|
|
|
| listbox_frame = tk.Frame(master)
|
| listbox_frame.pack(pady=5)
|
|
|
| scrollbar_listbox = tk.Scrollbar(listbox_frame)
|
| self.listbox = tk.Listbox(listbox_frame, selectmode=tk.MULTIPLE, width=80, height=6, yscrollcommand=scrollbar_listbox.set)
|
| scrollbar_listbox.config(command=self.listbox.yview)
|
|
|
| self.listbox.pack(side=tk.LEFT, fill=tk.BOTH, expand=True)
|
| scrollbar_listbox.pack(side=tk.RIGHT, fill=tk.Y)
|
|
|
| self.listbox.bind("<<ListboxSelect>>", self.zeige_textdatei)
|
| self.listbox.bind("<Button-1>", self.on_listbox_click)
|
| self.listbox.bind("<Shift-Button-1>", self.on_listbox_shift_click)
|
|
|
| self.context_menu = tk.Menu(master, tearoff=0)
|
| self.context_menu.add_command(label="Ausgewählte entfernen", command=self.datei_entfernen)
|
| self.listbox.bind("<Button-3>", self.show_context_menu)
|
|
|
| self.frame = tk.Frame(master)
|
| self.frame.pack(pady=10)
|
|
|
| tk.Button(self.frame, text="Ordner hinzufügen", command=self.ordner_hinzufuegen).pack(side=tk.LEFT, padx=5)
|
| tk.Button(self.frame, text="Dateien auswählen", command=self.datei_hinzufuegen).pack(side=tk.LEFT, padx=5)
|
| tk.Button(self.frame, text="Ausgewählte entfernen", command=self.datei_entfernen).pack(side=tk.LEFT, padx=5)
|
| tk.Button(self.frame, text="Alle entfernen", command=self.alle_entfernen).pack(side=tk.LEFT, padx=5)
|
| tk.Button(master, text="Stop", command=self.parser_stoppen).pack(pady=5)
|
| self.parser_process = None
|
|
|
| tk.Button(master, text="Parser starten", command=self.parser_starten).pack(pady=10)
|
|
|
| textfeld_frame = tk.Frame(master)
|
| textfeld_frame.pack(padx=10, pady=5)
|
|
|
| scrollbar_textfeld = tk.Scrollbar(textfeld_frame)
|
| self.textfeld = tk.Text(textfeld_frame, height=15, width=100, wrap=tk.WORD, yscrollcommand=scrollbar_textfeld.set)
|
| scrollbar_textfeld.config(command=self.textfeld.yview)
|
|
|
| self.textfeld.pack(side=tk.LEFT, fill=tk.BOTH, expand=True)
|
| scrollbar_textfeld.pack(side=tk.RIGHT, fill=tk.Y)
|
|
|
| tk.Label(master, text="Fortschritt:").pack()
|
|
|
| progress_frame = tk.Frame(master)
|
| progress_frame.pack(padx=10, pady=5)
|
|
|
| scrollbar_progress = tk.Scrollbar(progress_frame)
|
| self.progress_text = tk.Text(progress_frame, height=8, width=100, state=tk.DISABLED, yscrollcommand=scrollbar_progress.set)
|
| scrollbar_progress.config(command=self.progress_text.yview)
|
|
|
| self.progress_text.pack(side=tk.LEFT, fill=tk.BOTH, expand=True)
|
| scrollbar_progress.pack(side=tk.RIGHT, fill=tk.Y)
|
|
|
| def on_listbox_click(self, event):
|
| index = self.listbox.nearest(event.y)
|
| self.listbox.selection_clear(0, tk.END)
|
| self.listbox.selection_set(index)
|
| self.last_selected_index = index
|
| self.zeige_textdatei(None)
|
| return "break"
|
|
|
| def on_listbox_shift_click(self, event):
|
| index = self.listbox.nearest(event.y)
|
| if self.last_selected_index is None:
|
| self.last_selected_index = index
|
| start, end = sorted((self.last_selected_index, index))
|
| self.listbox.selection_clear(0, tk.END)
|
| for i in range(start, end + 1):
|
| self.listbox.selection_set(i)
|
| return "break"
|
|
|
| def show_context_menu(self, event):
|
| if self.listbox.curselection():
|
| self.context_menu.tk_popup(event.x_root, event.y_root)
|
|
|
| def ordner_hinzufuegen(self):
|
| ordner = filedialog.askdirectory(title="Ordner auswählen")
|
| if not ordner:
|
| return
|
| for root, _, files in os.walk(ordner):
|
| for file in files:
|
| if file.lower().endswith(".pdf"):
|
| pfad = os.path.join(root, file)
|
| if pfad not in self.dateien:
|
| self.dateien.append(pfad)
|
| self.listbox.insert(tk.END, pfad)
|
|
|
| def datei_hinzufuegen(self):
|
| pfade = filedialog.askopenfilenames(title="PDF-Dateien auswählen", filetypes=[("PDF-Dateien", "*.pdf")])
|
| for pfad in pfade:
|
| if pfad not in self.dateien:
|
| self.dateien.append(pfad)
|
| self.listbox.insert(tk.END, pfad)
|
|
|
| def datei_entfernen(self):
|
| selektion = self.listbox.curselection()
|
| if not selektion:
|
| messagebox.showwarning("Hinweis", "Bitte wählen Sie einen Eintrag zum Entfernen.")
|
| return
|
| for index in reversed(selektion):
|
| self.listbox.delete(index)
|
| del self.dateien[index]
|
| self.textfeld.delete(1.0, tk.END)
|
|
|
| def alle_entfernen(self):
|
| self.listbox.delete(0, tk.END)
|
| self.dateien.clear()
|
| self.textfeld.delete(1.0, tk.END)
|
|
|
|
|
| def parser_starten(self):
|
| if not self.dateien:
|
| messagebox.showinfo("Keine Dateien", "Bitte wählen Sie mindestens eine Datei aus.")
|
| return
|
| self.progress_text.config(state=tk.NORMAL)
|
| self.progress_text.delete(1.0, tk.END)
|
| self.progress_text.insert(tk.END, "Starte Parser...\n")
|
| self.progress_text.config(state=tk.DISABLED)
|
| thread = threading.Thread(target=self.parser_ausfuehren)
|
| thread.start()
|
|
|
| def parser_stoppen(self):
|
| if self.parser_process and self.parser_process.poll() is None:
|
| self.parser_process.terminate()
|
| self.progress_text_einfuegen("Parser-Prozess wurde gestoppt.\n")
|
| else:
|
| self.progress_text_einfuegen("Kein laufender Parser-Prozess zum Stoppen.\n")
|
|
|
| def parser_ausfuehren(self):
|
| try:
|
| self.parser_process = subprocess.Popen(
|
| [sys.executable, __file__] + self.dateien,
|
| stdout=subprocess.PIPE,
|
| stderr=subprocess.STDOUT,
|
| text=True,
|
| encoding='utf-8',
|
| errors='ignore',
|
| bufsize=4096
|
| )
|
| for line in self.parser_process.stdout:
|
| self.progress_text_einfuegen(line)
|
| self.parser_process.stdout.close()
|
| self.parser_process.wait()
|
|
|
| if self.parser_process.returncode == 0:
|
| self.progress_text_einfuegen("\nParser abgeschlossen.\n")
|
| self.show_messagebox_threadsafe("Parser abgeschlossen", "Der Parser wurde erfolgreich ausgeführt.")
|
| else:
|
| self.progress_text_einfuegen("\nFehler beim Ausführen des Parsers.\n")
|
| self.show_messagebox_threadsafe("Fehler", "Fehler beim Ausführen des Parsers.")
|
| except Exception as e:
|
| self.progress_text_einfuegen(f"Fehler: {e}\n")
|
| self.show_messagebox_threadsafe("Fehler", f"Fehler beim Ausführen:\n{e}")
|
| finally:
|
| self.parser_process = None
|
|
|
| def progress_text_einfuegen(self, text):
|
| self.progress_text.after(0, lambda: self._text_einfuegen(text))
|
|
|
| def _text_einfuegen(self, text):
|
| self.progress_text.config(state=tk.NORMAL)
|
| self.progress_text.insert(tk.END, text)
|
| self.progress_text.see(tk.END)
|
| self.progress_text.config(state=tk.DISABLED)
|
|
|
| def show_messagebox_threadsafe(self, titel, nachricht):
|
| self.master.after(0, lambda: messagebox.showinfo(titel, nachricht))
|
|
|
| def zeige_textdatei(self, event):
|
| selektion = self.listbox.curselection()
|
| if not selektion:
|
| return
|
| index = selektion[0]
|
| pfad = self.dateien[index]
|
| txt_pfad = os.path.splitext(pfad)[0] + ".txt"
|
| self.textfeld.delete(1.0, tk.END)
|
| if os.path.exists(txt_pfad):
|
| try:
|
| with open(txt_pfad, "r", encoding="utf-8", errors="ignore") as f:
|
| self.textfeld.insert(tk.END, f.read())
|
| except Exception as e:
|
| self.textfeld.insert(tk.END, f"Fehler beim Laden der Textdatei:\n{e}")
|
| else:
|
| self.textfeld.insert(tk.END, "[Keine zugehörige .txt-Datei vorhanden]")
|
|
|
|
|
|
|
|
|
|
|
|
|
| if __name__ == "__main__":
|
| multiprocessing.freeze_support()
|
|
|
| if len(sys.argv) > 1:
|
| verarbeite_pdfs_main()
|
| else:
|
| root = tk.Tk()
|
| app = DateiManager(root)
|
| root.mainloop()
|
|
|
