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fix pdf

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This commit is contained in:
Daniel Langbein 2022-09-02 13:27:24 +02:00
parent d2dae5faa0
commit 3c5edea2a4
3 changed files with 9 additions and 6 deletions
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8
README.md
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@ -24,11 +24,11 @@ One can set the according parameters of `split_encode` to `False` to skip this s
sudo pacman -S --needed qrencode imagemagick sudo pacman -S --needed qrencode imagemagick
``` ```
`enscript` is required to create a PDF containing the split secret in text form. `enscript` and `ghostscript` (`ps2pdf`) are required to create a PDF containing the split secret in text form.
One can set the according parameters of `split_encode` to `False` to skip this step. One can set the according parameters of `split_encode` to `False` to skip this step.
```shell ```shell
sudo pacman -S --needed enscript sudo pacman -S --needed enscript ghostscript
``` ```
## Usage ## Usage
@ -42,7 +42,7 @@ cat > secret.txt
Split the secret into 5 lines: Split the secret into 5 lines:
```shell ```shell
./enpaper.py secret.txt enpaper secret.txt
``` ```
Manually delete up to 2 of the 5 lines in `secret.txt_txt.txt`. Manually delete up to 2 of the 5 lines in `secret.txt_txt.txt`.
@ -50,7 +50,7 @@ Manually delete up to 2 of the 5 lines in `secret.txt_txt.txt`.
Then recreate the secret: Then recreate the secret:
```shell ```shell
./depaper.py secret.txt.split-text.txt depaper secret.txt.split-text.txt
``` ```
Print the secret: Print the secret:

2
setup.cfg
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@ -3,7 +3,7 @@
[metadata] [metadata]
name = paper-secret name = paper-secret
version = 0.1.0 version = 0.1.1
author = Daniel Langbein author = Daniel Langbein
author_email = daniel@systemli.org author_email = daniel@systemli.org
description = Shamir Secret Sharing on paper using gfshare description = Shamir Secret Sharing on paper using gfshare

5
src/paper_secret/enpaper.py
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@ -73,9 +73,12 @@ def split_encode(
txt_file.write_text(lines) txt_file.write_text(lines)
if create_text_pdf: if create_text_pdf:
command = ['enscript', '-B', '--margins=24:24:', '-o', str(txt_pdf), '-f', 'Courier@12/12'] txt_ps = tmpdir / 'txt.ps'
command = ['enscript', '-B', '--margins=24:24:', '-o', str(txt_ps), '-f', 'Courier@12/12']
util.execute_stdin_capture(command, lines.replace('\n', '\n\n\n').encode('UTF-8')) util.execute_stdin_capture(command, lines.replace('\n', '\n\n\n').encode('UTF-8'))
util.execute_stdin_capture(['ps2pdf', str(txt_ps), str(txt_pdf)])
if create_qr_codes and merge_qr_codes: if create_qr_codes and merge_qr_codes:
command = ['convert'] + [str(qrcode) for qrcode in qrcodes] + [str(qr_pdf)] command = ['convert'] + [str(qrcode) for qrcode in qrcodes] + [str(qr_pdf)]
util.execute_stdin_capture(command) util.execute_stdin_capture(command)