Attachment 170499 Details for Bug 137926 – script I used to test the regression

script I used to test the regression

remove_password.py (text/x-python), 3.86 KB, created by libreoffice on 2021-03-15 23:00:13 UTC

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Creator: libreoffice

Created: 2021-03-15 23:00:13 UTC

Size: 3.86 KB

patch

obsolete

>#!/usr/bin/python3
># -*- coding: utf-8 -*-
>
>import subprocess
>import sys
>import os
>import socket
>import time
>import uno  # pylint: disable=import-error
>
>
>def convert_office_file_to_pdf(file, password):
>    # Performance could be improved by only starting
>    # the libreoffice when needed (aka: when the file need to be decrypted).
>    # But code is simpler that way
>
>    # Launch libreoffice server
>    # "/home/user/core/instdir/program/soffice",
>    cmd = [
>        #"/usr/lib/libreoffice/program/soffice",
>        "/home/user/core/instdir/program/soffice",
>        "--accept=socket,host=localhost,port=2202;urp",
>        "--headless",
>    ]
>    print("libreoffice process")
>    #with subprocess.Popen(cmd) as libreoffice_process:
>    # todo force: SAL_ENABLE_FILE_LOCKING=0
>    path = {"PATH": os.environ['PATH']}
>    with subprocess.Popen(cmd, env=path) as libreoffice_process:
>
>        print("wait for socket")
>        # Wait until libreoffice server is ready
>        with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as sock:
>            sock.settimeout(1)
>            while sock.connect_ex(('127.0.0.1', 2202)) != 0:
>                time.sleep(1)
>
>        # Remove password from file using libreoffice API
>        try:
>            # It doesn't seem that any libreoffice option or parameter work to
>            # either disable the creation of .~lock* file nor ignoring the
>            # already existing file.
>            # I tried all the parameters documented by "libreoffice --help", and
>            # also tryied to modify the "soffice" bash launching script, but it
>            # seems that option related to file locking are ignored.
>            # So I fallback to manually deleting those files before each tries,
>            # based on their name. This bug was introduced between libreoffice
>            # 6.4.7 and libreoffice 7.X
>            delete_libreoffice_lockfile(file)
>            decrypt(file, password)
>        except Exception as e:
>            print("Failure:" +e)
>        libreoffice_process.terminate()
>
>
>def delete_libreoffice_lockfile(file):
>    basepath = os.path.dirname(file) + "/.~lock." + os.path.basename(file)
>    path1 = basepath + "#"
>    path2 = basepath + ".nopassword#"
>    if os.path.exists(path1):
>        os.remove(path1)
>    if os.path.exists(path2):
>        os.remove(path2)
>
>
>def decrypt(file, password):
>    """
>    Try to remove the password of a libreoffice-compatible file,
>    and store the resulting file in INITIAL_NAME.nopassword.
>    The steps are:
>    - Connect to a libreoffice API server, listening on localhost on port 2202
>    - Try to load a document with additionnal properties:
>        - "Hidden" to not load any libreoffice GUI
>        - "Password" to automatically try to decrypt the document
>    - Store the document without additionnal properties [this remove the password]
>    """
>
>    src = f"file://{file}"
>    dst = f"file://{file}.nopassword"
>
>    local_context = uno.getComponentContext()
>    resolver = local_context.ServiceManager.createInstanceWithContext(
>        "com.sun.star.bridge.UnoUrlResolver",
>        local_context
>    )
>    ctx = resolver.resolve(
>        "uno:socket,host=localhost,port=2202;urp;StarOffice.ComponentContext"
>    )
>    smgr = ctx.ServiceManager
>    desktop = smgr.createInstanceWithContext("com.sun.star.frame.Desktop", ctx)
>
>    hidden_property = uno.createUnoStruct("com.sun.star.beans.PropertyValue")
>    hidden_property.Name = "Hidden"
>    hidden_property.Value = True
>
>    password_property = uno.createUnoStruct("com.sun.star.beans.PropertyValue")
>    password_property.Name = "Password"
>    password_property.Value = password
>    print(":"+src+":")
>    document = desktop.loadComponentFromURL(
>        src,
>        "_blank",
>        0,
>        (password_property, hidden_property,)
>     )
>    document.storeAsURL(dst, ())
>
>
>def main():
>    convert_office_file_to_pdf(sys.argv[1], sys.argv[2])
>
>
>if __name__ == "__main__":
>    main()

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Attachments on bug 137926: 166919 | 166920 | 170499 | 170500 | 170502