joyqi
116 lines
2.7 KiB
PHP
116 lines
2.7 KiB
PHP
<?php
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/**
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* 此类主要帮助用户在命令行界面对博客进行管理
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*
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* @package Helper
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* @author joyqi
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* @version 1.0.0
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* @link http://typecho.org
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*/
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class CLI
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{
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/**
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* @var array
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*/
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private $_args = array();
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/**
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* @var array
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*/
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private $_definition = array();
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/**
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* @var string
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*/
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private $_help = "Usage: php index.php [options] [--] [args...]\n";
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/**
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* CLI constructor.
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*/
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public function __construct()
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{
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$this->_definition = array(
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'h' => array(_t('帮助信息')),
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'v' => array(_t('获取版本信息')),
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'x' => array(_t('导出数据')),
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'i' => array(_t('导入数据'))
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);
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$this->parseArgs();
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$this->parseDefinition();
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switch (true) {
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case !empty($this->_args['v']):
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$this->handleVersion();
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break;
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case !empty($this->_args['h']):
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default:
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echo $this->_help;
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break;
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}
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}
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/**
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* 获取版本信息
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*/
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private function handleVersion()
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{
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echo 'Typecho ' . Typecho_Common::VERSION . "\n";
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echo 'PHP ' . phpversion() . "\n";
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echo Typecho_Db::get()->getVersion() . "\n";
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}
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/**
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* 解析帮助信息
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*/
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private function parseDefinition()
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{
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$splitted = false;
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foreach ($this->_definition as $key => $val) {
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$placeholder = isset($val[1]) ? " <{$val[1]}>" : '';
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$prefix = strlen($key) > 1 ? '--' : '-';
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if ($prefix == '--' && !$splitted) {
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$this->_help .= "\n";
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$splitted = true;
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}
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$this->_help .= "\n " . str_pad($prefix . $key . $placeholder, 28, ' ', STR_PAD_RIGHT) . $val[0];
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}
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$this->_help .= "\n\n";
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}
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/**
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* 解析命令行参数
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*/
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private function parseArgs()
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{
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global $argv;
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if ($argv[0] == $_SERVER['PHP_SELF']) {
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array_shift($argv);
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}
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$last = NULL;
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foreach ($argv as $arg) {
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if (preg_match("/^\-\-([_a-z0-9-]+)(=(.+))?$/i", $arg, $matches)) {
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$last = $matches[1];
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$val = isset($matches[3]) ? $matches[3] : true;
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$this->_args[$last] = $val;
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} else if (preg_match("/^\-([a-z0-9])(.*)$/i", $arg, $matches)) {
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$last = $matches[1];
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$val = $matches[2];
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$this->_args[$last] = strlen($val) == 0 ? true : $val;
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} else if (!empty($last)) {
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$this->_args[$last] = $arg;
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}
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}
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}
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}
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