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Composer 中文全量镜像,欢迎关注官方发布平台:https://laravel-china.org/composer

composer-2's Introduction

如何使用?

请尽可能用比较新的 Composer 版本。

使用 Composer 镜像加速有两种选项:

  • 选项一:全局配置,这样所有项目都能惠及(推荐);
  • 选项二:单独项目配置;

选项一、全局配置(推荐)

$ composer config -g repo.packagist composer https://packagist.laravel-china.org

选项二、单独使用

如果仅限当前工程使用镜像,去掉 -g 即可,如下:

$ composer config repo.packagist composer https://packagist.laravel-china.org

遇到问题?

composer 命令后面加上 -vvv (是3个v)可以打印出调错信息,命令如下:

$ composer -vvv create-project laravel/laravel blog
$ composer -vvv require psr/log

如果自己解决不了,或发现 BUG,可以在 @扣丁禅师 的 GitHub 上 创建 Issue

注意提问时请带上 -vvv 的输出,并且要求叙述清晰,第一次提问的同学请阅读 关于提问的智慧

常见问题

  1. 已存在 composer.lock 文件,先删除,再运行 composer install 重新生成。

原因:composer.lock 缓存了之前的配置信息,从而导致新的镜像配置无效。

  1. 使用 laravel new 命令创建工程, 这个命令会从 这里 下一个zip包,里面自带了 composer.lock,和上面原因一样,也无法使用镜像加速,解决方法:
  • 方法一(推荐): 不使用 laravel new,直接用 composer create-project laravel/laravel xxx 新建工程。

  • 方法二: 运行 laravel new xxx,当看见屏幕出现 - Installing doctrine/inflector 时,Ctrl + C 终止命令,cd xxx 进入,删除 composer.lock,再运行 composer install

  1. 缓存多久更新一次?
  • 0时 - 早上7时,这个时间段考虑使用人数不会太频繁,间隔为15分钟
  • 其余时间,间隔为5分钟

正常更新速度可在1分内完成 ,但更新太快,会降低CDN命中率,如果总有新文件让CDN去缓存,反而拖慢了速度,所以故意加了些延迟。我们每次采集中还会删减掉数千个僵尸包,以加快传输速度。

安装 Composer

Linux/Mac:

wget https://dl.laravel-china.org/composer.phar -O /usr/local/bin/composer
chmod a+x /usr/local/bin/composer

如遇权限不足,可添加 sudo

Windows:

  1. 直接下载 composer.phar,地址:https://dl.laravel-china.org/composer.phar
  2. 把下载的 composer.phar 放到 PHP 安装目录
  3. 新建 composer.bat, 添加如下内容,并保存:
@php "%~dp0composer.phar" %*

查看当前版本

$ composer -V

升级版本

$ composer selfupdate

注意 selfupdate 升级命令会连接官方服务器,速度很慢。建议直接下载我们的 composer.phar 镜像,每天都会更新到最新。

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