php – Page 31 – Türker Yıldırım

Reflection is slow, and the cache is the whole design

NoteAugust 12, 20212 min read

Scanning four hundred classes for attributes took 2.9 seconds, which is fine once at deploy and unacceptable on every request. Compiling the reflection result to a plain PHP…

A CSV export that streams instead of collapsing

Deep diveJuly 29, 202110 min read

An export that worked until the account with 400,000 rows. fetchAll, a collection and a string built in memory, at 512 MB.

Block-based widgets broke every widget we had written

Deep diveJuly 29, 202110 min read

5.8 replaced the widget screen with a block editor. Six custom widgets became six HTML blocks full of rendered markup.

appearanceTools, and eleven add_theme_support calls

NoteJuly 13, 20212 min read

A set of related editor features had eleven separate opt-ins, and appearanceTools turns on the sensible ones together. The set is defined by WordPress rather than by the…

theme.json is a contract between a theme and the editor

Deep diveJuly 5, 202110 min read

5.8 in July, and a settings file that replaces a hundred lines of add_theme_support plus a stylesheet arguing with the editor.

Stringable is implied, and implementing it is still worth it

NoteJune 26, 20212 min read

Any class with __toString satisfies Stringable automatically in 8.0, and declaring it explicitly is still the better choice. The automatic satisfaction exists so the type is useful against…

An attribute is not validated until you instantiate it

NoteJune 21, 20212 min read

Attributes are stored as a name and a list of arguments and nothing constructs them until reflection asks, which makes them cheap and makes the validation later than…

A custom cast is the only place a value object belongs

NoteJune 18, 20212 min read

Converting a column to a value object in an accessor works until something writes to the model, at which point there are two representations and one of them…

Profile before you optimise, and the ninety seconds it takes

NoteJune 9, 20211 min read

The cost of running a profiler is ninety seconds and the cost of not running one is two days spent on three per cent of the request. trigger…

Queue priority is not a number, it is a separate queue

Deep diveJune 8, 202110 min read

Password resets stuck behind a nightly export. A priority field does not help when the worker is already four minutes into something else.