rename.py

import os
import glob
import re
import os

filter = ["bbs2048.org@","hhd800.com@","icao.me@","hhb_000","[456k.me]","[ThZu.Cc]"]

def filter_name(name):
    for f in filter:
        name.replace(f, "")
    return name

# A to 1, B to 2, or a to 1, b to 2, or 1 to 1, 2 to 2
def convert_char_to_int(char):
    if char.isalpha():
        return ord(char.lower()) - 96
    elif char.isdigit():
        return int(char)
    else:
        return char
            

def process_file_names(file_names):
    # sort the file names
    file_names.sort()

    # add -CD[i] to the file names before the extension
    name_list = []
    if len(file_names) == 1:
        name_list.append([file_names[0], file_names[0]])    
    else:
        for i in range(len(file_names)):
            id = i
            extension = os.path.splitext(file_names[i])[1]
            name = os.path.splitext(file_names[i])[0]
            name = filter_name(name)

            # if name ends in -CD#, skip
            match = re.search(r'-CD\d', name)
            if match:
                continue

            # anywhere contains .part#
            match = re.search(r'\.part\d', name)
            if match:
                id = convert_char_to_int(match.group()[-1])
                name = name.replace(match.group(), '')

            # if anywhere contains underscrore, dot, dash, space, followed by a single digit or a single letter, remove. Use regex
            match = re.search(r"[\s_-][a-zA-Z0-9][\s_-]", name)
            if match:
                id = convert_char_to_int(match.group()[1])
                name = name.replace(match.group(), match.group()[2])

            # if name ends in a single digit
            if name[-1].isdigit() and not name[-2].isdigit():
                id = convert_char_to_int(name[-1])
                if name[-2] == '-' or name[-2] == '_' or name[-2] == ' ':
                    name = name[:-2]
                else:
                    name = name[:-1]

            # if file ends in " [a-zA-Z]" or -[a-zA-Z] or _[a-zA-Z], remove
            if (name[-2] == ' ' or name[-2] == '-' or name[-2] == '_') and (name[-1].isalpha() or name[-1].isdigit()):
                id = convert_char_to_int(name[-1])
                name = name[:-2]
            
            new_name = name + '-CD' + str(id) + extension
            name_list.append([file_names[i], new_name])

    return name_list

    
def process_folder(folder):
    # Get all files in the folder
    print('Processing folder:', folder)
    files = files = [os.path.join(folder, f) for f in os.listdir(folder) if os.path.isfile(os.path.join(folder, f))]

    if len(files) == 0:
        print('No files found in folder. Skipping')
        return
    # check if renamed file exists 
    for file in files:
        if file.endswith('renamed'):
            print('Folder already processed. Skipping')
            return
    
    files = [f for f in files if f.endswith('.mp4') or f.endswith('.avi') or f.endswith('.mkv')]

    # if file is less than 15mb delete it and drop it from the list
    for file in files:
        print('Processing file:', file)
        if os.path.getsize(file) < 15 * 1024 * 1024:
            print('File is less than 15mb. Deleting it')
            os.remove(file)
            files.remove(file)

    new_name_list = process_file_names(files)
    for name in new_name_list:
        print(name[0], ' -> ', name[1])
        if name[0] != name[1]:
            os.rename(name[0], name[1])

    # save a new empty file called renamed in folder
    # print(folder + '/renamed')
    with open(folder + '/renamed', 'w') as f:
        f.write('')
    


# get all folders in the current directory
        
path = '.'
    
# Specify the full path of the directory
# path = 'Z:/test'

folders = [f for f in os.listdir(path) if os.path.isdir(os.path.join(path, f))]

for folder in folders:
    process_folder(os.path.join(path, folder))
    print('\n\n\n')