DEV Community: Mohammad

damaged ZIP file during WordPress export

Mohammad — Sun, 30 Mar 2025 19:57:35 +0000

The issue of a damaged ZIP file during WordPress export, caused by extra empty lines after the ?> closing PHP tag in theme files, arises because PHP's closing tag can inadvertently output whitespace or blank lines. Here's a breakdown of why this happens and how to fix it:

Why Does This Happen?
Output Issues: When a PHP script ends with ?>, any whitespace or new lines following it will be sent to the browser/output. This can corrupt the format of exported data (such as JSON or XML used in WordPress exports).
WordPress Exporter: The WordPress export process heavily relies on properly structured XML. Any unexpected whitespace or characters can corrupt the resulting file, rendering it unreadable or "damaged."
Best Practices to Avoid This Issue
Omit the PHP Closing Tag: In PHP files that contain purely PHP code (no mixed HTML), do not include the ?> closing tag. This is a widely accepted practice to prevent accidental output of whitespace or other characters.
php
Copy code
<?php
// Your PHP code here

// No closing PHP tag needed
Check for Trailing Whitespaces: If you do include the ?> closing tag, ensure there are no extra lines, spaces, or characters after it. This can be verified by:
Manually checking the end of your files.
Using an IDE or text editor that highlights trailing spaces or blank lines.
Automated Tools:
Use linters like PHP CodeSniffer with WordPress coding standards to identify unnecessary closing tags and trailing whitespaces.
Configure your IDE or text editor (like VS Code, PHPStorm) to automatically trim trailing whitespace on save.
Fix for Damaged Export Files
If you already have a damaged ZIP file:

Correct the issue in your theme files by removing trailing whitespaces or closing tags where applicable.
Re-run the export process in WordPress.
Example
Bad practice:

<?php
// Some PHP code
?>

Good practice:

<?php
// Some PHP code

By following these practices, you can prevent issues with WordPress export files and ensure compatibility with various tools and processes.

How to run nodejs on android tablet using termux (full guide)

Mohammad — Tue, 16 Jan 2024 19:54:32 +0000

to run nodejs server on android tablet you need to download termux, then run

the first issue how to install and setup nodejs environment

step 1

pkg update && pkg upgrade

step 2

pkg install nodejs && pkg install git

apt install nodejs && apt install git

the second issue how to create folder and edit files in it

in termux write

first cd the default folder in termux

cd ~

make directory

mkdir react-on-android

clone project

git clone %url%

install packages

npm i

start server

npm run start

Or create new project

initialize npm project

npm init

install npm package (react)

npm install react

create new project

npx create-react-app my-app-name

to run server

npm run start

how to open project in code editor

am using acode

Add path

Select folder

Select termux

run python code in html files

Mohammad — Wed, 04 May 2022 16:33:16 +0000

new framework let you run python codes in html tags
it is helpful for many usages maybe include a big python's libraries to use it in html files

Use

work with cdn link
<py-script> put python code in </py-script>

Example

https://pyscript.net