mirror of
https://github.com/typecho/plugins.git
synced 2024-12-21 20:40:08 +08:00
271 lines
8.4 KiB
PHP
271 lines
8.4 KiB
PHP
<?php
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/**
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* <a href="http://sae.sina.com.cn" target="_blank">Sina App Engine</a>专用的文件上传插件，使用Storage做持久化存储。
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*
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* @package SaeUpload
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* @author Kimi
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* @version 1.0.0 Beta
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* @link http://www.ccvita.com/491.html
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*/
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class SaeUpload_Plugin implements Typecho_Plugin_Interface
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{
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/**
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* 激活插件方法,如果激活失败,直接抛出异常
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*
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* @access public
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* @return void
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* @throws Typecho_Plugin_Exception
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*/
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public static function activate()
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{
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Typecho_Plugin::factory('Widget_Upload')->uploadHandle = array('SaeUpload_Plugin', 'uploadHandle');
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Typecho_Plugin::factory('Widget_Upload')->modifyHandle = array('SaeUpload_Plugin', 'modifyHandle');
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Typecho_Plugin::factory('Widget_Upload')->deleteHandle = array('SaeUpload_Plugin', 'deleteHandle');
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Typecho_Plugin::factory('Widget_Upload')->attachmentHandle = array('SaeUpload_Plugin', 'attachmentHandle');
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Typecho_Plugin::factory('Widget_Upload')->attachmentDataHandle = array('SaeUpload_Plugin', 'attachmentDataHandle');
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return _t('请您在 <a href="http://sae.sina.com.cn/?m=storage&app_id='.$_SERVER['HTTP_APPNAME'].'" target="_blank">Sina App Engine控制面板</a> 中创建Storage的Domain: 名称固定为 <strong>typechoupload</strong>');
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}
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/**
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* 禁用插件方法,如果禁用失败,直接抛出异常
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*
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* @static
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* @access public
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* @return void
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* @throws Typecho_Plugin_Exception
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*/
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public static function deactivate(){}
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/**
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* 获取插件配置面板
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*
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* @access public
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* @param Typecho_Widget_Helper_Form $form 配置面板
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* @return void
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*/
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public static function config(Typecho_Widget_Helper_Form $form)
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{
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$domainName = new Typecho_Widget_Helper_Form_Element_Text('saestoragedomain', NULL, 'typechoupload',
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_t('Domain名称'), _t('请您在 <a href="http://sae.sina.com.cn/?m=storage&app_id='.$_SERVER['HTTP_APPNAME'].'" target="_blank">Sina App Engine控制面板</a> 中创建Storage的Domain: 名称固定为 <strong>typechoupload</strong>'));
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$form->addInput($domainName->addRule(array('SaeUpload_Plugin', 'validateDomainName'), _t('Domain名称错误，或者未上传文件！')));
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}
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/**
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* 个人用户的配置面板
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*
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* @access public
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* @param Typecho_Widget_Helper_Form $form
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* @return void
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*/
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public static function personalConfig(Typecho_Widget_Helper_Form $form){}
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/**
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* 验证Sina App Engine Storage中DomainName是否存在
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*
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* @access public
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* @param string $domainName domainName
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* @return boolean
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*/
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public static function validateDomainName($domainName)
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{
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return true;
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/*
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$stor = new SaeStorage();
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$ret = $stor->getFilesNum($domainName);
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if ($ret) {
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return true;
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} else {
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return false;
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}
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*/
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}
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/**
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* 上传文件处理函数
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*
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* @access public
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* @param array $file 上传的文件
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* @return mixed
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*/
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public static function uploadHandle($file)
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{
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if (empty($file['name'])) {
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return false;
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}
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$fileName = preg_split("(\/|\\|:)", $file['name']);
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$file['name'] = array_pop($fileName);
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//获取扩展名
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$ext = '';
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$part = explode('.', $file['name']);
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if (($length = count($part)) > 1) {
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$ext = strtolower($part[$length - 1]);
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}
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if (!self::checkFileType($ext)) {
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return false;
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}
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//获取文件名
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$fileName = sprintf('%u', crc32(uniqid())) . '.' . $ext;
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$path = $path . '/' . $fileName;//add for mkdir
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$stor = new SaeStorage();
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$options = Typecho_Widget::widget('Widget_Options');
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$SaeStorageDomain = $options->plugin('SaeUpload')->saestoragedomain;
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if (isset($file['tmp_name'])) {
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//移动上传文件
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if (!$path = $stor->upload($SaeStorageDomain,$fileName,$file['tmp_name'])) {
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return false;
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}
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} else if (isset($file['bits'])) {
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//直接写入文件
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if (!$path = $stor->write($SaeStorageDomain,$fileName,$file['bits'])) {
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return false;
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}
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} else {
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return false;
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}
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if (!isset($file['size'])) {
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$attr = $stor->getAttr($SaeStorageDomain,$fileName,array('length'));
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$file['size'] = $attr['length'];
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}
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//返回相对存储路径
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return array(
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'name' => $file['name'],
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'path' => $fileName,
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'size' => $file['size'],
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'type' => $ext,
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'mime' => Typecho_Common::mimeContentType($path)
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);
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}
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/**
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* 修改文件处理函数
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*
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* @access public
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* @param array $content 老文件
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* @param array $file 新上传的文件
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* @return mixed
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*/
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public static function modifyHandle($content, $file)
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{
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if (empty($file['name'])) {
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return false;
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}
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$fileName = preg_split("(\/|\\|:)", $file['name']);
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$file['name'] = array_pop($fileName);
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//获取扩展名
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$ext = '';
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$part = explode('.', $file['name']);
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if (($length = count($part)) > 1) {
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$ext = strtolower($part[$length - 1]);
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}
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if ($content['attachment']->type != $ext) {
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return false;
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}
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//获取文件名
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$fileName = $content['attachment']->path;
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$path = $path . '/' . $fileName;//add for mkdir
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$stor = new SaeStorage();
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$options = Typecho_Widget::widget('Widget_Options');
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$SaeStorageDomain = $options->plugin('SaeUpload')->saestoragedomain;
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if (isset($file['tmp_name'])) {
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//移动上传文件
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if (!$path = $stor->upload($SaeStorageDomain,$fileName,$file['tmp_name'])) {
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return false;
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}
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} else if (isset($file['bits'])) {
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//直接写入文件
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if (!$path = $stor->write($SaeStorageDomain,$fileName,$file['bits'])) {
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return false;
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}
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} else {
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return false;
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}
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if (!isset($file['size'])) {
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$attr = $stor->getAttr($SaeStorageDomain,$fileName,array('length'));
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$file['size'] = $attr['length'];
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}
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//返回相对存储路径
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return array(
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'name' => $content['attachment']->name,
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'path' => $content['attachment']->path,
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'size' => $file['size'],
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'type' => $content['attachment']->type,
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'mime' => $content['attachment']->mime
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);
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}
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/**
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* 删除文件
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*
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* @access public
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* @param array $content 文件相关信息
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* @return string
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*/
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public static function deleteHandle(array $content)
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{
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$stor = new SaeStorage();
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$options = Typecho_Widget::widget('Widget_Options');
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$SaeStorageDomain = $options->plugin('SaeUpload')->saestoragedomain;
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return $stor->delete($SaeStorageDomain,$content['attachment']->path);
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}
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/**
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* 获取实际文件绝对访问路径
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*
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* @access public
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* @param array $content 文件相关信息
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* @return string
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*/
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public static function attachmentHandle(array $content)
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{
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$stor = new SaeStorage();
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$options = Typecho_Widget::widget('Widget_Options');
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$SaeStorageDomain = $options->plugin('SaeUpload')->saestoragedomain;
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return $stor->getUrl($SaeStorageDomain,$content['attachment']->path);
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}
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/**
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* 获取实际文件数据
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*
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* @access public
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* @param array $content
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* @return string
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*/
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public static function attachmentDataHandle(array $content)
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{
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$stor = new SaeStorage();
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$options = Typecho_Widget::widget('Widget_Options');
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$SaeStorageDomain = $options->plugin('SaeUpload')->saestoragedomain;
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return $stor->read($SaeStorageDomain,$content['attachment']->path);
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}
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/**
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* 检查文件名
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*
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* @access private
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* @param string $ext 扩展名
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* @return boolean
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*/
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public static function checkFileType($ext)
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{
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$options = Typecho_Widget::widget('Widget_Options');
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return in_array($ext, $options->allowedAttachmentTypes);
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}
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}
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