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codemashercodemasher
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‎.gitignore‎

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.build/*
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.docs/*
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.idea/*
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vendor/*
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composer.lock
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*cacert.pem
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phpunit.xml

‎.phan/config.php‎

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<?php
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/**
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* This configuration will be read and overlaid on top of the
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* default configuration. Command-line arguments will be applied
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* after this file is read.
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*/
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return [
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// Supported values: `'5.6'`, `'7.0'`, `'7.1'`, `'7.2'`, `'7.3'`,
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// `'7.4'`, `null`.
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// If this is set to `null`,
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// then Phan assumes the PHP version which is closest to the minor version
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// of the php executable used to execute Phan.
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//
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// Note that the **only** effect of choosing `'5.6'` is to infer
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// that functions removed in php 7.0 exist.
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// (See `backward_compatibility_checks` for additional options)
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'target_php_version' => '7.4',
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// A list of directories that should be parsed for class and
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// method information. After excluding the directories
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// defined in exclude_analysis_directory_list, the remaining
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// files will be statically analyzed for errors.
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//
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// Thus, both first-party and third-party code being used by
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// your application should be included in this list.
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'directory_list' => [
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'src',
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'tests',
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'vendor',
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],
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// A regex used to match every file name that you want to
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// exclude from parsing. Actual value will exclude every
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// "test", "tests", "Test" and "Tests" folders found in
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// "vendor/" directory.
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'exclude_file_regex' => '@^vendor/.*/(tests?|Tests?)/@',
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// A directory list that defines files that will be excluded
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// from static analysis, but whose class and method
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// information should be included.
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//
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// Generally, you'll want to include the directories for
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// third-party code (such as "vendor/") in this list.
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//
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// n.b.: If you'd like to parse but not analyze 3rd
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// party code, directories containing that code
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// should be added to both the `directory_list`
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// and `exclude_analysis_directory_list` arrays.
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'exclude_analysis_directory_list' => [
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'tests',
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'vendor',
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],
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];

‎.scrutinizer.yml‎

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build:
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nodes:
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analysis:
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tests:
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override:
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- php-scrutinizer-run
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environment:
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php: 8.0.0
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filter:
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excluded_paths:
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- examples/*
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- tests/*
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- vendor/*
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- .github/*
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- .phan/*

‎.travis.yml‎

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language: php
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env:
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global:
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- PHAN_ALLOW_XDEBUG=0 PHAN_DISABLE_XDEBUG_WARN=1
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matrix:
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include:
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- php: 7.4
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- php: 8.0
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- php: nightly
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allow_failures:
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- php: nightly
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before_install:
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- curl -o tests/cacert.pem https://curl.haxx.se/ca/cacert.pem
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- composer install --no-interaction --prefer-source --ignore-platform-reqs
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script: vendor/bin/phpunit --configuration phpunit.xml.dist
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after_success: bash <(curl -s https://codecov.io/bash)

‎LICENSE.md‎

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MIT License
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Copyright (c) 2021 smiley
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.

‎composer.json‎

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{
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"name": "chillerlan/php-http-message-utils",
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"description": "PSR-7/17/18 utils. PHP7.4+",
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"license": "MIT",
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"type": "library",
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"keywords": [
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"http", "message", "psr-7", "psr-17", "psr-18"
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],
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"minimum-stability": "stable",
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"authors": [
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{
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"name": "smiley",
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"email": "smiley@chillerlan.net",
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"homepage": "https://github.com/codemasher"
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}
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],
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"support": {
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"issues": "https://github.com/chillerlan/php-http-message-utils/issues",
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"source": "https://github.com/chillerlan/php-http-message-utils"
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},
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"require": {
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"php": "^7.4 || ^8.0",
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"psr/http-factory":"^1.0",
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"ext-json": "*",
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"ext-simplexml": "*",
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"ext-zlib": "*"
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},
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"require-dev": {
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"guzzlehttp/psr7": "2.0.0-beta1",
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"phan/phan": "^4.0",
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"phpunit/phpunit": "^9.5"
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},
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"autoload": {
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"files": [
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"src/includes.php"
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],
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"psr-4": {
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"chillerlan\\HTTP\\Utils\\": "src/"
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}
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},
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"autoload-dev": {
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"psr-4": {
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"chillerlan\\HTTPTest\\Utils\\": "tests/"
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}
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}
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}

‎phpunit.xml.dist‎

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<?xml version="1.0"?>
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<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.5/phpunit.xsd"
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bootstrap="vendor/autoload.php"
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cacheResultFile=".build/phpunit.result.cache"
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colors="true"
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verbose="true"
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>
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<coverage>
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<include>
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<directory suffix=".php">./src</directory>
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</include>
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<report>
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<clover outputFile=".build/coverage/clover.xml"/>
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<xml outputDirectory=".build/coverage/coverage-xml"/>
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</report>
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</coverage>
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<testsuites>
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<testsuite name="php-http-message-utils test suite">
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<directory>./tests</directory>
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</testsuite>
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</testsuites>
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<logging>
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<junit outputFile=".build/logs/junit.xml"/>
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</logging>
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<php>
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<const name="REQUEST_FACTORY" value="GuzzleHttp\Psr7\HttpFactory"/>
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<const name="RESPONSE_FACTORY" value="GuzzleHttp\Psr7\HttpFactory"/>
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<const name="SERVER_REQUEST_FACTORY" value="GuzzleHttp\Psr7\HttpFactory"/>
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<const name="STREAM_FACTORY" value="GuzzleHttp\Psr7\HttpFactory"/>
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<const name="UPLOADED_FILE_FACTORY" value="GuzzleHttp\Psr7\HttpFactory"/>
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<const name="URI_FACTORY" value="GuzzleHttp\Psr7\HttpFactory"/>
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</php>
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</phpunit>

‎src/Header.php‎

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<?php
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/**
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* Class Header
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*
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* @created 28.03.2021
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* @author smiley <smiley@chillerlan.net>
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* @copyright 2021 smiley
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* @license MIT
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*/
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namespace chillerlan\HTTP\Utils;
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use function array_keys, array_map, array_values, count, explode, implode,
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is_array, is_numeric, is_string, strtolower, trim, ucfirst;
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/**
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*
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*/
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class Header{
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/**
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* Normalizes an array of header lines to format ["Name" => "Value (, Value2, Value3, ...)", ...]
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* An exception is being made for Set-Cookie, which holds an array of values for each cookie.
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* For multiple cookies with the same name, only the last value will be kept.
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*
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* @param array $headers
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*
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* @return array
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*/
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public static function normalize(array $headers):array{
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$normalized = [];
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foreach($headers as $key => $val){
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// the key is numeric, so $val is either a string or an array
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if(is_numeric($key)){
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// "key: val"
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if(is_string($val)){
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$header = explode(':', $val, 2);
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if(count($header) !== 2){
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continue;
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}
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$key = $header[0];
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$val = $header[1];
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}
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// [$key, $val], ["key" => $key, "val" => $val]
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elseif(is_array($val)){
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$key = array_keys($val)[0];
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$val = array_values($val)[0];
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}
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else{
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continue;
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}
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}
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// the key is named, so we assume $val holds the header values only, either as string or array
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else{
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if(is_array($val)){
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$val = implode(', ', array_values($val));
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}
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}
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$key = implode('-', array_map(fn(string $v):string => ucfirst(strtolower(trim($v))), explode('-', $key)));
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$val = trim($val);
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// skip if the header already exists but the current value is empty
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if(isset($normalized[$key]) && empty($val)){
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continue;
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}
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// cookie headers may appear multiple times
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// https://tools.ietf.org/html/rfc6265#section-4.1.2
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if($key === 'Set-Cookie'){
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// i'll just collect the last value here and leave parsing up to you :P
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$normalized[$key][strtolower(explode('=', $val, 2)[0])] = $val;
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}
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// combine header fields with the same name
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// https://www.w3.org/Protocols/rfc2616/rfc2616-sec4.html#sec4.2
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else{
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isset($normalized[$key]) && !empty($normalized[$key])
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? $normalized[$key] .= ', '.$val
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: $normalized[$key] = $val;
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}
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}
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return $normalized;
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}
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}

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