Initial commit

.gitattributes

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+# Path-based git attributes
+# https://www.kernel.org/pub/software/scm/git/docs/gitattributes.html
+
+# Ignore everything.
+/* export-ignore
+
+# Export white-listed production code only.
+/src                         -export-ignore
+/composer.json               -export-ignore
+/wp-force-lowercase-urls.php -export-ignore
+/LICENSE                     -export-ignore
+/README.md                   -export-ignore

.github/dependabot.yml

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+version: 2
+
+updates:
+  - package-ecosystem: composer
+    directory: "/"
+    schedule:
+      interval: daily
+      time: "00:00"
+      timezone: Europe/London

.github/workflows/ci.yml

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+name: CI
+
+on: push
+
+jobs:
+  php:
+    name: PHP ${{ matrix.php }}
+    runs-on: ubuntu-latest
+    if: "!contains(github.event.head_commit.message, '[ci skip]')"
+    strategy:
+      matrix:
+        php: ['7.4']
+
+    steps:
+      - name: Checkout the project
+        uses: actions/checkout@v2
+
+      - name: Setup the PHP ${{ matrix.php }} environment on ${{ runner.os }}
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          coverage: xdebug
+
+      - name: Restore the Composer cache directory
+        id: composercache
+        run: echo "::set-output name=dir::$(composer config cache-files-dir)"
+
+      - uses: actions/cache@v2
+        with:
+          path: ${{ steps.composercache.outputs.dir }}
+          key: ${{ runner.os }}-${{ matrix.php }}-composer-${{ hashFiles('**/composer.json') }}
+          restore-keys: ${{ runner.os }}-${{ matrix.php }}-composer-
+
+      - name: Install Composer dependencies
+        run: composer install --no-progress --prefer-dist --optimize-autoloader
+
+      - name: Execute the PHP lint script
+        run: composer run-script style:check

.github/workflows/releases.yml

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+name: Releases
+
+on:
+  push:
+    tags:
+      - "*.*.*"
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Get the version
+        id: get_version
+        run: echo ::set-output name=value::${GITHUB_REF/refs\/tags\//}
+
+      - name: Setup the PHP 7.4 environment on ${{ runner.os }}
+        uses: shivammathur/setup-php@v2
+        with:
+          # Build with our minimum supported PHP version
+          php-version: '7.4'
+          coverage: xdebug
+
+      - name: Build
+        run: composer run-script release:build
+
+      - name: Release
+        uses: softprops/action-gh-release@v1
+        with:
+          body: Version ${{ steps.get_version.outputs.value }}
+          files: release/wp-force-lowercase-urls.zip

.github_changelog_generator

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+unreleased=true
+future-release=0.1.0
+user=itinerisltd
+project=wp-force-lowercase-urls

.gitignore

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+### Build ###
+/release/
+
+### Composer ###
+/vendor/
+
+#phpstorm
+.idea

CHANGELOG.md

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+# Changelog
+
+
+
+\* *This Changelog was automatically generated by [github_changelog_generator](https://github.com/github-changelog-generator/github-changelog-generator)*

README.md

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+# WP Force Lowercase URLs
+
+[![CircleCI](https://circleci.com/gh/ItinerisLtd/wp-force-lowercase-urls.svg?style=svg)](https://circleci.com/gh/ItinerisLtd/wp-force-lowercase-urls)
+[![Packagist Version](https://img.shields.io/packagist/v/itinerisltd/wp-force-lowercase-urls.svg?label=release&style=flat-square)](https://packagist.org/packages/itinerisltd/wp-force-lowercase-urls)
+[![PHP from Packagist](https://img.shields.io/packagist/php-v/itinerisltd/wp-force-lowercase-urls.svg?style=flat-square)](https://packagist.org/packages/itinerisltd/wp-force-lowercase-urls)
+[![Packagist Downloads](https://img.shields.io/packagist/dt/itinerisltd/wp-force-lowercase-urls.svg?label=packagist%20downloads&style=flat-square)](https://packagist.org/packages/itinerisltd/wp-force-lowercase-urls/stats)
+[![GitHub License](https://img.shields.io/github/license/itinerisltd/wp-force-lowercase-urls.svg?style=flat-square)](https://github.com/ItinerisLtd/wp-force-lowercase-urls/blob/master/LICENSE)
+[![Hire Itineris](https://img.shields.io/badge/Hire-Itineris-ff69b4.svg?style=flat-square)](https://www.itineris.co.uk/contact/)
+[![Twitter Follow @itineris_ltd](https://img.shields.io/twitter/follow/itineris_ltd?style=flat-square&color=1da1f2)](https://twitter.com/itineris_ltd)
+[![Twitter Follow @_codepuncher](https://img.shields.io/twitter/follow/_codepuncher?style=flat-square&color=1da1f2)](https://twitter.com/_codepuncher)
+
+Force uppercase URLs to lowercase.
+
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+
+- [Goal](#goal)
+- [Features](#features)
+- [Minimum Requirements](#minimum-requirements)
+- [Installation](#installation)
+  - [Composer (Recommended)](#composer-recommended)
+  - [Build from Source (Not Recommended)](#build-from-source-not-recommended)
+- [Common Issues](#common-issues)
+- [FAQ](#faq)
+  - [Will you add support for older PHP versions?](#will-you-add-support-for-older-php-versions)
+  - [It looks awesome. Where can I find more goodies like this?](#it-looks-awesome-where-can-i-find-more-goodies-like-this)
+  - [Where can I give :star::star::star::star::star: reviews?](#where-can-i-give-starstarstarstarstar-reviews)
+- [Developing](#developing)
+  - [Testing](#testing)
+- [Feedback](#feedback)
+- [Change Log](#change-log)
+- [Security](#security)
+- [Credits](#credits)
+- [License](#license)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+
+## Goal
+
+Prevent issues caused by pages existing on URLs of various casing. 
+
+## Features
+
+- Forces URLs to lowercase
+- Ignores file URLs
+
+[Pull requests](https://github.com/ItinerisLtd/wp-force-lowercase-urls) are welcomed.
+
+## Minimum Requirements
+
+- PHP v7.4
+- WordPress v5.8
+
+## Installation
+
+### Composer (Recommended)
+
+```bash
+composer require itinerisltd/wp-force-lowercase-urls
+```
+
+### Build from Source (Not Recommended)
+
+```bash
+# Make sure you use the same PHP version as remote servers.
+# Building inside docker images is recommended.
+php -v
+
+# Checkout source code
+git clone https://github.com/ItinerisLtd/wp-force-lowercase-urls.git
+cd wp-force-lowercase-urls
+git checkout <the-tag-or-the-branch-or-the-commit>
+
+# Build the zip file
+composer release:build
+```
+
+Then, install `release/wp-force-lowercase-urls.zip` [as usual](https://codex.wordpress.org/Managing_Plugins#Installing_Plugins).
+
+## Common Issues
+
+N/A
+
+## FAQ
+
+### Will you add support for older PHP versions?
+
+Never! This plugin will only work on [actively supported PHP versions](https://secure.php.net/supported-versions.php).
+
+Don't use it on **end of life** or **security fixes only** PHP versions.
+
+### It looks awesome. Where can I find more goodies like this?
+
+- Articles on [Itineris' blog](https://www.itineris.co.uk/blog/)
+- More projects on [Itineris' GitHub profile](https://github.com/itinerisltd)
+- More plugins on [Itineris](https://profiles.wordpress.org/itinerisltd/#content-plugins) and [_codepuncher](https://profiles.wordpress.org/codepuncher/#content-plugins) wp.org profiles
+- Follow [@itineris_ltd](https://twitter.com/itineris_ltd) and [@_codepuncher](https://twitter.com/_codepuncher) on Twitter
+- Hire [Itineris](https://www.itineris.co.uk/services/) to build your next awesome site
+
+### Where can I give :star::star::star::star::star: reviews?
+
+Thanks! Glad you like it. It's important to let my boss knows somebody is using this project. Please consider:
+
+- leave a 5-star review on [wordpress.org](https://wordpress.org/support/plugin/wp-force-lowercase-urls/reviews/)
+- tweet something good with mentioning [@itineris_ltd](https://twitter.com/itineris_ltd) and [@_codepuncher](https://twitter.com/_codepuncher)
+- :star: star this [Github repo](https://github.com/ItinerisLtd/wp-force-lowercase-urls)
+- :eyes: watch this [Github repo](https://github.com/ItinerisLtd/wp-force-lowercase-urls)
+- write blog posts
+- submit [pull requests](https://github.com/ItinerisLtd/wp-force-lowercase-urls)
+- [hire Itineris](https://www.itineris.co.uk/services/)
+
+## Developing
+
+### Testing
+
+```bash
+composer style:check
+```
+
+Pull requests without tests will not be accepted!
+
+## Feedback
+
+**Please provide feedback!** We want to make this library useful in as many projects as possible.
+Please submit an [issue](https://github.com/ItinerisLtd/wp-force-lowercase-urls/issues/new) and point out what you do and don't like, or fork the project and make suggestions.
+**No issue is too small.**
+
+## Change Log
+
+Please see [CHANGELOG](./CHANGELOG.md) for more information on what has changed recently.
+
+## Security
+
+If you discover any security related issues, please email [dev@itineris.co.uk](mailto:dev@itineris.co.uk) instead of using the issue tracker.
+
+## Credits
+
+[wp-force-lowercase-urls](https://github.com/ItinerisLtd/wp-force-lowercase-urls) is a [Itineris Limited](https://www.itineris.co.uk/) project created by [Lee Hanbury-Pickett](https://github.com/codepuncher).
+
+Full list of contributors can be found [here](https://github.com/ItinerisLtd/wp-force-lowercase-urls/graphs/contributors).
+
+## License
+
+[WP Force Lowercase URLs](https://github.com/ItinerisLtd/wp-force-lowercase-urls) is released under the [MIT License](https://opensource.org/licenses/MIT).

composer.json

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+{
+    "name": "itinerisltd/wp-force-lowercase-urls",
+    "type": "wordpress-plugin",
+    "description": "Force uppercase URLs to lowercase.",
+    "keywords": [
+        "lowercase",
+        "uppercase",
+        "url",
+        "plugin",
+        "wordpress",
+        "wp"
+    ],
+    "homepage": "https://github.com/ItinerisLtd/wp-force-lowercase-urls",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Itineris Limited",
+            "email": "dev@itineris.co.uk",
+            "homepage": "https://itineris.co.uk/",
+            "role": "Company"
+        },
+        {
+            "name": "Lee Hanbury-Pickett",
+            "email": "lee.hanbury@gmail.com",
+            "homepage": "https://github.com/codepuncher",
+            "role": "Developer"
+        }
+    ],
+    "require": {
+        "php": "^7.4"
+    },
+    "require-dev": {
+        "itinerisltd/itineris-wp-coding-standards": "^0.4.0",
+        "roave/security-advisories": "dev-master"
+    },
+    "config": {
+        "platform": {
+            "php": "7.4"
+        },
+        "sort-packages": true
+    },
+    "extra": {
+        "branch-alias": {
+            "dev-master": "0.1.x-dev"
+        }
+    },
+    "autoload": {
+        "psr-4": {
+            "Itineris\\WpForceLowercaseUrls\\": "src/"
+        }
+    },
+    "archive": {
+        "exclude": [
+            "*",
+            "!*LICENSE*",
+            "!*.php",
+            "!/README.txt",
+            "!src",
+            "test",
+            "tests"
+        ]
+    },
+    "prefer-stable": true,
+    "scripts": {
+        "pretag": [
+            "composer update",
+            "@style:check",
+            "composer normalize",
+            "github_changelog_generator --no-verbose",
+            "npx doctoc README.md"
+        ],
+        "release:build": [
+            "rm -fr vendor",
+            "composer install --no-dev --prefer-dist --optimize-autoloader",
+            "rm -fr release wordpress",
+            "composer archive --format=zip --dir=release --file=wp-force-lowercase-urls"
+        ],
+        "style:check": "phpcs",
+        "style:fix": "phpcbf"
+    },
+    "support": {
+        "email": "dev@itineris.co.uk",
+        "issues": "https://github.com/ItinerisLtd/wp-force-lowercase-urls/issues",
+        "source": "https://github.com/ItinerisLtd/wp-force-lowercase-urls"
+    }
+}