php安装composer 报错

Question

composer 安装

php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"
php -r "if (hash_file('SHA384', 'composer-setup.php') === '669656bab3166a7aff8a7506b8cb2d1c292f042046c5a994c43155c0be6190fa0355160742ab2e1c88d40d5be660b410') { echo 'Installer verified'; } else { echo 'Installer corrupt'; unlink('composer-setup.php'); } echo PHP_EOL;"
php composer-setup.php
php -r "unlink('composer-setup.php');"

php -r "copy('https://getcomposer.org/insta...', 'composer-setup.php');"报错误

PHP Warning:  copy(): SSL operation failed with code 1. OpenSSL Error messages:
error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed in Command line code on line 1
PHP Warning:  copy(): Failed to enable crypto in Command line code on line 1
PHP Warning:  copy(https://getcomposer.org/installer): failed to open stream: operation failed in Command line code on line 1

Answer 1

https://getcomposer.org/compo...
直接下载

Answer 2

php的ssl扩展开了没有。
composer其实下载很方便的。我这边有个包，上传到了七牛，你可以下载试试，用法写在txt文档里，希望可以帮到你。

用法:

1. 按要求打开PHP的相关扩展:openssl.dll , mbstring.dll ,及PDO.

2. 把php.exe所在目录的路径,加入环境变量,保证随处可以cmd下调用php命令.

3. 把本压缩包下的composer.bat,composer.phar解压放到php.exe相同的目录下.

下载地址：composer

Answer 3

该错误主要是本地缺少ca证书，可以从curl官网下载cacert.pem文件。https://curl.haxx.se/ca/cacer...