140 lines
6.3 KiB
Python
140 lines
6.3 KiB
Python
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# -*-coding:utf-8 -*
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import tkinter as tk
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from tkinter import filedialog
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from tkinter import messagebox
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from tkinter import ttk
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from pdfembannersrc import subwindows
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import logging
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import PyPDF2
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import os
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logger = logging.getLogger()
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class Interface(tk.Toplevel):
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"""
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Full split interace
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"""
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def __init__(self, parent, **kwargs):
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tk.Toplevel.__init__(self, parent)
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self.transient(parent)
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self.grab_set()
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self.title("PDF Embanner : full split")
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self.geometry("800x160")
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self.protocol("WM_DELETE_WINDOW", self.close)
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self.bind("<Escape>", self.close)
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self.file = None
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self.f = tk.Frame(self, width=768, height=576, **kwargs)
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self.f.pack(fill=tk.BOTH)
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# Création de nos widgets
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self.f.columnconfigure(1, weight=1)
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self.f.rowconfigure(12, weight=1)
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tk.Label(self.f, text="Extract text", bg="blue", fg="white", padx=20).grid(row=0, column=0, columnspan=3, sticky=tk.W)
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tk.Label(self.f, text="Return the text in PDF in one or several text files").grid(row=1, column=0, columnspan=3, sticky=tk.W)
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tk.Button(self.f, text="Open", command=self.open).grid(row=2, column=0)
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self.open_label = tk.Label(self.f, text="-" if self.file is None else self.file)
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self.open_label.grid(row=2, column=1, columnspan=3, sticky=tk.W)
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tk.Button(self.f, text="Extract text in one file", command=self.do_one, fg="blue").grid(row=3, column=3)
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tk.Button(self.f, text="Extract text per page", command=self.do_ppage, fg="blue").grid(row=3, column=2)
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ttk.Separator(self.f, orient="horizontal").grid(row=5, column=0, columnspan=4, sticky=tk.W+tk.E, padx=5, pady=10)
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tk.Button(self.f, text="Close", command=self.close).grid(row=11, column=3)
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self.message = tk.Label(self.f, text="Welcome!")
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self.message.grid(row=13, column=0, columnspan=4, sticky=tk.W)
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def open(self, *args):
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ftypes = [('PDF files (Portable Document Format)', '*.pdf'), ('All files', '*')]
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fl = filedialog.askopenfilename(filetypes = ftypes)
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if fl!='':
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self.file = fl
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self.open_label["text"] = fl
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def do_one(self, *args):
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if(self.file is None):
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messagebox.showwarning(title="PDF Output", message="Please open the PDF to split before !")
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else:
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self.message["text"] = "Extracting"
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outbasename=self.file[:-4]+".txt"
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progress = None
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try:
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with open(self.file, 'rb') as in_f:
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inpdf = PyPDF2.PdfFileReader(in_f)
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progress = subwindows.Progress(self, inpdf.getNumPages(), "Producing PDFs...")
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progress.message["text"] = 'Reading files'
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output = ""
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for i in range(inpdf.getNumPages()):
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output+=inpdf.getPage(i).extractText() + "\n"
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progress.next()
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except IOError:
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logger.warn("Text extraction : Could not open PDF file {}.".format(self.file))
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messagebox.showerror(title="Error",
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message="Impossible to open PDF file {}".format(self.file))
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except Exception as e:
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logger.warn("Text extraction : Unknown error occured during PDF production. {}".format(str(e)))
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messagebox.showerror(title="Error",
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message="An Error occured :\n{}\nNo output produced!".format(e))
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finally:
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if(progress is not None):
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progress.close()
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try:
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with open(outbasename, 'w') as out_f:
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out_f.write(output)
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self.message["text"] = "Done"
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except IOError:
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logger.warn("Text extraction : Could not open output file {}.".format(outbasename))
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messagebox.showerror(title="Error",
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message="Impossible to open output file {}".format(outbasename))
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except Exception as e:
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logger.warn("Text extraction : Unknown error occured during PDF production. {}".format(str(e)))
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messagebox.showerror(title="Error",
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message="An Error occured :\n{}\nNo output produced!".format(e))
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def do_ppage(self, *args):
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if(self.file is None):
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messagebox.showwarning(title="PDF Output", message="Please open the PDF to split before !")
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else:
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self.message["text"] = "Splitting"
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outfoldername=self.file[:-4]
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outbasename=self.file[:-4]+"/"+self.file.split('/')[-1][:-4]
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try:
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os.mkdir(outfoldername)
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except OSError as e:
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logger.warn("Text extraction : Could not create folder {} :: {}".format(outfoldername, e))
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messagebox.showerror(title="Error",
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message="Folder {} already exists or could not be created".format(outfoldername))
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progress = None
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try:
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with open(self.file, 'rb') as in_f:
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inpdf = PyPDF2.PdfFileReader(in_f)
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progress = subwindows.Progress(self, inpdf.getNumPages(), "Producing PDFs...")
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progress.message["text"] = 'Reading files'
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for i in range(inpdf.getNumPages()):
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output = inpdf.getPage(i).extractText()
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progress.next()
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with open("{}_{:03d}.txt".format(outbasename, i), 'w') as out_f:
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out_f.write(output)
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self.message["text"] = "Done"
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except IOError:
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logger.warn("Text extraction : Could not open one of the files.")
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messagebox.showerror(title="Error",
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message="IO Error occured :\nImpossible to open one of the files\nNo output produced!")
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except Exception as e:
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logger.warn("Text extraction : Unknown error occured during PDF production. {}".format(str(e)))
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messagebox.showerror(title="Error",
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message="An Error occured :\n{}\nNo output produced!".format(e))
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finally:
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if(progress is not None):
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progress.close()
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def close(self, *args):
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self.destroy()
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