Pass Controller Data to a PHP MVC View
Let a PHP controller validate request data, call the model, and pass an explicit view-data array to a template.
Category: PHP
Recover from MySQL Server Has Gone Away Before a Transaction
Refresh an idle PHP PDO connection before starting a MySQL transaction, while avoiding unsafe retries after writes begin.
Set the PHPMailer Envelope Sender Correctly
Set the visible From address and SMTP envelope sender separately in PHPMailer without manually adding a Return-Path header.
Reject NUL Bytes Before Saving PostgreSQL Text with PHP
Detect NUL bytes in PHP before inserting text into PostgreSQL, and use bytea when the value is truly binary data.
Fix Local PHP Asset 404 Errors by Setting the Document Root
Make local CSS, SVG, and image URLs match production by starting the PHP development server with the correct public document root.
Enable PHP Session Strict Mode and Regenerate IDs Safely
Enable PHP session strict mode, secure the session cookie, and regenerate the ID after authentication without accepting attacker-supplied IDs.
Reject Excessively Nested Query Strings in PHP
Turn PHP parse_str nesting warnings into a controlled 400 response and limit query-string complexity before malformed requests reach application code.
Keep PHP Image Uploads and Database Records in Sync
Coordinate PHP file moves with PDO transactions and compensating cleanup so failed product-image updates do not leave broken records or orphaned files.
Fix PHP 8.5 Null Array Offset Deprecation Warnings
Stop PHP 8.5 null array offset warnings by validating or deliberately normalizing keys before array access and array_key_exists calls.
Upload a Custom YouTube Thumbnail with PHP
Upload a JPEG or PNG thumbnail through the YouTube Data API PHP client using media request options and an OAuth access token.