93 lines
3.1 KiB
PHP
93 lines
3.1 KiB
PHP
<?php
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namespace framework\extend;
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use top\library\Loader;
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/**
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* 文件上传类
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* @author TOP糯米
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*/
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class Upload {
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private static $instance;
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private static $fileType;
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private static $dirName;
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private $image;
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private $error;
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private function __construct() {
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}
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/**
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* 静态调用时传入保存目录以及文件类型
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* @param $dirName
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* @param string $fileType
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* @return Upload
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*/
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public static function init($dirName, $fileType = '') {
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if (!self::$instance) {
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self::$instance = new self();
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}
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self::$dirName = $dirName;
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self::$fileType = ($fileType) ? $fileType : ['jpg', 'jpeg', 'png', 'gif', 'JPG', 'JPEG', 'PNG', 'GIF'];
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return self::$instance;
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}
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/**
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* 获取错误信息
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* @return string
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*/
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public function getError() {
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return $this->error;
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}
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public function uploadPicture($fileName = '', $width = 0, $height = 0, $waterFile = '') {
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if (!empty($_FILES)) {
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$data = [];
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$picture = Loader::model('Picture');
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foreach ($_FILES as $k => $v) {
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$fileParts = pathinfo($v['name']);
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if (in_array($fileParts['extension'], self::$fileType)) {
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if (!is_dir(self::$dirName))
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mkdir(self::$dirName, 0777, true);
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$targetFile = rtrim(self::$dirName, '/') . '/' . ((!$fileName) ? md5($v['name'] . uniqid()) : $fileName);
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$filePath = $targetFile . '.' . $fileParts['extension'];
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$tempFile = $v['tmp_name'];
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// $type = getimagesize($tempFile)['mime'];
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if (move_uploaded_file($tempFile, $filePath)) {
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if ($width && $height) {
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$filePath = resize_image($filePath, $width, $height);
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}
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$hash = md5_file($filePath);
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$file = $picture->getPictureByHash($hash);
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if ($file) {
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@unlink($filePath);
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$filePath = $file['path'];
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} else {
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if ($waterFile) {
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$water = new Water();
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$water->waterFile($waterFile);
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$filePath = $water->handler($filePath);
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}
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$picture->insert([
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'path' => ltrim($filePath, '.'),
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'hash' => $hash
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]);
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}
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$filePath = ltrim($filePath, '.');
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$data[] = $filePath;
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} else {
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$this->error = '上传失败';
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return false;
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}
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} else {
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$this->error = '文件类型不被允许';
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return false;
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}
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}
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return $data;
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}
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$this->error = '请上传文件';
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return false;
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}
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} |