WPProAtoZ Email & IP Guardian A lightweight WordPress plugin that empowers site administrators to toggle outgoing emails and restrict site access by IP, designed for development, staging, and testing environments.—

Overview

WPProAtoZ Email & IP Guardian is a robust tool for developers and site administrators needing precise control over WordPress email sending and site access. From a single settings page under “Settings” > “Email Control”, you can disable all emails sent via wp_mail() and limit site access to specific IPs or ranges using .htaccess. This plugin is perfect for preventing unwanted emails and unauthorized access during development or testing, all without touching core files or wp-config.php.For more information, visit the official website: https://wpproatoz.com/wp-pro-a-to-z-plugins-available/### Key Features

Toggle Email Sending: Disable all outgoing emails with one click.
Customizable Admin Notice: Display a tailored notice when emails are disabled (default: “THIS DEV SITE HAS NO OUTGOING MAIL Mail from wp_mail() has been disabled for this site.”).
Reliable Email Blocking: Utilizes both wp_mail filter and phpmailer_init fallback.
Email Logging: Log blocked emails to debug.log (requires WP_DEBUG).
Test Email Feature: Send test emails to verify functionality.
IP Restriction: Restrict site access to specified IPs or ranges via .htaccess.
Dynamic IP Management: Add or remove IPs/ranges directly in the settings.

Installation

Download the plugin ZIP file from the releases page.
Upload it to your WordPress site via Plugins > Add New > Upload Plugin.
Activate the plugin through the Plugins menu in WordPress.

Usage

Navigate to Settings > Email Control in your WordPress admin dashboard.
Email Settings:Check “Disable Outgoing Emails” to stop all emails; a notice will appear.
Customize the “Custom Notice Text” and “Notice Background Color” (optional).
Enable “Log Blocked Emails” to track blocked emails in debug.log (requires WP_DEBUG).
Click “Send Test Email” to test email functionality.

IP Restriction Settings:Check “Enable IP Restriction” to limit access to listed IPs (your current IP is auto-added).
Add or remove IPs/ranges (e.g., 192.168.1.1-192.168.1.10) in “Allowed IPs”.
Save to update .htaccess.

Uncheck options and save to revert changes.

Admin Settings

Access the settings at Settings > Email Control.

Screenshots

Admin Settings Page – Configure email and IP settings seamlessly.

Admin Notice – Customizable notice when emails are disabled.

Frequently Asked Questions

Why would I want to disable outgoing emails?
To prevent test emails from reaching real users in development or staging environments (e.g., password resets, order confirmations).Can I customize the admin notice?
Yes! Set custom text and a background color in the settings. Leave blank for the default: “THIS DEV SITE HAS NO OUTGOING MAIL Mail from wp_mail() has been disabled for this site.”Does this block all emails?
Yes, it blocks all wp_mail() emails using a filter and phpmailer_init fallback for reliability across core, themes, and plugins.What happens when emails are disabled?
Emails are silently blocked, and wp_mail() returns as if successful to avoid plugin errors.Can I see which emails were blocked?
Enable “Log Blocked Emails” to record details in debug.log (requires WP_DEBUG).How does IP restriction work?
It modifies .htaccess to allow only specified IPs/ranges, blocking all other access on Apache servers.Does it support IP ranges?
Yes, add ranges like 192.168.1.1-192.168.1.10 in the “Allowed IPs” section.## Changelog

1.9

Renamed plugin to “WPProAtoZ Email & IP Guardian” for improved branding.
Added “Settings” link to plugin listing for quick access.
Updated text domain and .htaccess marker to reflect new name.

1.8-beta

Added IP restriction feature with dynamic IP/range management via .htaccess.
Enhanced email blocking with dual-layer approach (wp_mail filter and phpmailer_init).

1.7

Adjusted plugin name consistency and minor tweaks.

1.6

Added screenshot to documentation.

1.5

Introduced customizable admin notice text with a default fallback.

1.4

Added phpmailer_init fallback for reliable email blocking.
Fixed issue where emails were sent in some edge cases.

1.3

Modified wp_mail filter to return false when emails are disabled.

1.2

Resolved infinite recursion by switching to wp_mail filter from pluggable function.

1.1

Added admin notice that toggles with email disable setting.

1.0

Initial release with basic email toggle functionality.

Upgrade Notice

1.9

Update for a new name, improved branding, and a convenient “Settings” link in the plugin listing.### 1.8-beta
Major update adding IP restriction features—test thoroughly in a staging environment.### 1.5
Adds customizable notice text—update to personalize your admin experience!## License

This plugin is licensed under the GPLv2 or later. You are free to use, modify, and distribute it as per the license terms.## Contributing

Contributions are welcome! Feel free to fork the repository, submit issues, or create pull requests on GitHub.## Screenshots

Admin Settings Page – Admin page .

Support Access Page – Overview

## Credits

Developed with assistance from xAI’s Grok for debugging and optimization.