function thumb($filename, $destination = null, $dst_w = null, $dst_h = null, $isReservedSource = false, $scale = 0.5)
{
list($src_w, $src_h, $imagetype) = getimagesize($filename);
if (is_null($dst_w) || is_null($dst_h)) {
$dst_w = ceil($src_w * $scale);
$dst_h = ceil($src_h * $scale);
}
$mime = image_type_to_mime_type($imagetype);
$createFun = str_replace("/", "createfrom", $mime);
$outFun = str_replace("/", null, $mime);
$src_image = $createFun($filename);
$dst_image = imagecreatetruecolor($dst_w, $dst_h);
imagecopyresampled($dst_image, $src_image, 0, 0, 0, 0, $dst_w, $dst_h, $src_w, $src_h);
//image_50/sdfsdkfjkelwkerjle.jpg
if ($destination && !file_exists(dirname($destination))) {
mkdir(dirname($destination), 0777, true);
}
$dstFilename = $destination == null ? getUniName() . "." . getExt($filename) : $destination;
$outFun($dst_image, $dstFilename);
imagedestroy($src_image);
imagedestroy($dst_image);
if (!$isReservedSource) {
unlink($filename);
}
return $dstFilename;
}
/**
* 生成缩略图
* @param string $filename
* @param string $destination
* @param int $dst_w
* @param int $dst_h
* @param bool $isReservedSource
* @param number $scale
* @return string
*/
function thumb($filename, $destination = null, $dst_w, $dst_h = NULL, $isReservedSource = true)
{
list($src_w, $src_h, $imagetype) = getimagesize($filename);
if ($src_w <= $dst_w) {
$dst_w = $src_w;
$dst_h = $src_h;
}
if (is_null($dst_h)) {
$dst_h = scaling($src_w, $src_h, $dst_w);
}
$mime = image_type_to_mime_type($imagetype);
$createFun = str_replace("/", "createfrom", $mime);
$outFun = str_replace("/", null, $mime);
$src_image = $createFun($filename);
$dst_image = imagecreatetruecolor($dst_w, $dst_h);
imagecopyresampled($dst_image, $src_image, 0, 0, 0, 0, $dst_w, $dst_h, $src_w, $src_h);
if ($destination && !file_exists(dirname($destination))) {
mkdir(dirname($destination), 0777, true);
}
$dstFilename = $destination == null ? getUniName() . "." . getExt($filename) : $destination;
$outFun($dst_image, $dstFilename);
imagedestroy($src_image);
imagedestroy($dst_image);
if (!$isReservedSource) {
unlink($filename);
}
return $dstFilename;
}
function thumb($filename, $destination = null, $dst_w = null, $dst_h = null, $isReservedSource = true, $scale = 0.5)
{
//getimagesize() —— 取得图片的长宽。
list($src_w, $src_h, $imagetype) = getimagesize($filename);
if (is_null($dst_w) || is_null($dst_h)) {
$dst_w = ceil($src_w * $scale);
$dst_h = ceil($src_h * $scale);
}
$mime = image_type_to_mime_type($imagetype);
$createFun = str_replace("/", null, $mime);
$outFun = str_replace("/", null, $mime);
$src_image = $createFun($filename);
$dst_image = imagecreatetruecolor($dst_w, $dst_h);
//imagecopyresampled — 重采样拷贝部分图像并调整大小
imagecopyresampled($dst_image, $src_image, 0, 0, 0, 0, $dst_w, $dst_h, $src_w, $src_h);
if ($destination && !file_exists(dirname($destination))) {
mkdir(dirname($destination), 0777, TRUE);
}
$dstFilename = $destination = null ? getUniName() . "." . getExt($filename) : $destination;
$outFun($dst_image, $dstFilename);
imagedestroy($src_image);
imagedestroy($dst_image);
if (!$isReservedSource) {
unlink($filename);
}
return $dstFilename;
}
/**
* 生成缩略图
* @param string $fileName
* @param string $destination
* @param int $dst_w
* @param int $dst_h
* @param number $scale
* @param bool $isReservedSource
* @return Ambigous <string, unknown>
*/
function thumb($fileName, $destination = null, $dst_w = null, $dst_h = null, $scale = 0.5, $isReservedSource = true)
{
//得到文件类型
list($src_w, $src_h, $imagetype) = getimagesize($fileName);
if (is_null($dst_w) || is_null($dst_h)) {
$dst_w = ceil($src_w * $scale);
$dst_h = ceil($src_h * $scale);
}
$mime = image_type_to_mime_type($imagetype);
//得到方法名，通过拼接字符串得到，这样子做是为了能够处理不同类型的图片
$createFun = str_replace("/", "createfrom", $mime);
$outFun = str_replace("/", null, $mime);
$src_image = $createFun($fileName);
$dst_image = imagecreatetruecolor($dst_w, $dst_h);
imagecopyresampled($dst_image, $src_image, 0, 0, 0, 0, $dst_w, $dst_h, $src_w, $src_h);
$destination = $destination == null ? getUniName() . '.' . getExt($fileName) : $destination;
$outFun($dst_image, $destination);
imagedestroy($dst_image);
imagedestroy($src_image);
if (!$isReservedSource) {
unlink($fileName);
}
return $destination;
}
}
if ($size > $maxSize) {
exit("文件过大");
}
if ($imgFlag) {
//如何验证图片是否是一个真正的图片类型
//getimagesize($filename):验证文件是否是图片类型
$info = getimagesize($tmp_name);
//var_dump($info);exit;
if (!$info) {
exit("不是真正的图片类型");
}
}
//需要判断下文件是否是通过HTTP POST方式上传上来的
//is_uploaded_file($tmp_name):
$filename = getUniName() . "." . $ext;
$path = "uploads";
if (!file_exists($path)) {
mkdir($path, 0777, true);
}
$destination = $path . "/" . $filename;
if (is_uploaded_file($tmp_name)) {
if (move_uploaded_file($tmp_name, $destination)) {
$mes = "文件上传成功";
} else {
$mes = "文件移动失败";
}
} else {
$mes = "文件不是通过HTTP POST方式上传上来的";
}
} else {
function uploadFile($path = "uploads", $allowExt = array("gif", "jpeg", "png", "jpg", "wbmp"), $maxSize = 2097152, $imgFlag = true)
{
if (!file_exists($path)) {
mkdir($path, 0777, true);
}
$files = buildInfo();
$i = 0;
if (!($files && is_array($files))) {
return;
}
foreach ($files as $file) {
if ($file['error'] == UPLOAD_ERR_OK) {
$ext = getExt($file['name']);
// 检查文件扩展名
if (!in_array($ext, $allowExt)) {
exit("非法文件类型");
}
// 检查是否真正图片类型
if ($imgFlag) {
if (!getimagesize($file['tmp_name'])) {
exit("不是真正图片类型");
}
}
// 上传文件的大小
if ($file['size'] > $maxSize) {
exit("上传文件过大");
}
// 是否通过HTTP POST上传
if (!is_uploaded_file($file['tmp_name'])) {
exit("不是通过HTTP POST方式上传");
}
$filename = getUniName() . "." . $ext;
$destination = $path . "/" . $filename;
if (move_uploaded_file($file['tmp_name'], $destination)) {
$file['name'] = $filename;
unset($file['error'], $file['tmp_name'], $file['size'], $file['type']);
//注销没用信息
$uploadedFiles[$i] = $file;
$i++;
}
} else {
switch ($file['error']) {
case 1:
$mes = "超过了配置文件上传文件的大小";
// UPLOAD_ERR_INI_SIZE
break;
case 2:
$mes = "超过了表单设置上传文件的大小";
// UPLOAD_ERR_FORM_SIZE
break;
case 3:
$mes = "文件部分被上传";
// UPLOAD_ERR_PARTIAL
break;
case 4:
$mes = "没有文件被上传";
// UPLOAD_ERR_NO_FILE
break;
case 6:
$mes = "没有找到临时目录";
// UPLOAD_ERR_NO_TMP_DIR
break;
case 7:
$mes = "文件不可写";
// UPLOAD_ERR_CANT_WRITE
break;
case 8:
$mes = "由于PHP的扩展程序终端了文件上传";
// UPLOAD_ERR_EXTENSION
}
echo $mes;
}
}
return $uploadedFiles;
}
/**
* 针对于单文件、多个单文件、多文件的上传
* @param array $fileInfo
* @param string $path
* @param string $flag
* @param number $maxSize
* @param array $allowExt
* @return string
*/
function uploadFile($fileInfo, $path = './uploads', $flag = true, $maxSize = 1048576, $allowExt = array('jpeg', 'jpg', 'png', 'gif'))
{
//$flag=true;
//$allowExt=array('jpeg','jpg','gif','png');
//$maxSize=1048576;//1M
//判断错误号
if ($fileInfo['error'] === UPLOAD_ERR_OK) {
//检测上传得到小
if ($fileInfo['size'] > $maxSize) {
$res['mes'] = $fileInfo['name'] . '上传文件过大';
}
$ext = getExt($fileInfo['name']);
//检测上传文件的文件类型
if (!in_array($ext, $allowExt)) {
$res['mes'] = $fileInfo['name'] . '非法文件类型';
}
//检测是否是真实的图片类型
if ($flag) {
if (!getimagesize($fileInfo['tmp_name'])) {
$res['mes'] = $fileInfo['name'] . '不是真实图片类型';
}
}
//检测文件是否是通过HTTP POST上传上来的
if (!is_uploaded_file($fileInfo['tmp_name'])) {
$res['mes'] = $fileInfo['name'] . '文件不是通过HTTP POST方式上传上来的';
}
if ($res) {
return $res;
}
//$path='./uploads';
if (!file_exists($path)) {
mkdir($path, 0777, true);
chmod($path, 0777);
}
$uniName = getUniName();
$destination = $path . '/' . $uniName . '.' . $ext;
if (!move_uploaded_file($fileInfo['tmp_name'], $destination)) {
$res['mes'] = $fileInfo['name'] . '文件移动失败';
}
$res['mes'] = $fileInfo['name'] . '上传成功';
$res['dest'] = $destination;
return $res;
} else {
//匹配错误信息
switch ($fileInfo['error']) {
case 1:
$res['mes'] = '上传文件超过了PHP配置文件中upload_max_filesize选项的值';
break;
case 2:
$res['mes'] = '超过了表单MAX_FILE_SIZE限制的大小';
break;
case 3:
$res['mes'] = '文件部分被上传';
break;
case 4:
$res['mes'] = '没有选择上传文件';
break;
case 6:
$res['mes'] = '没有找到临时目录';
break;
case 7:
case 8:
$res['mes'] = '系统错误';
break;
}
return $res;
}
}
/**
* 多文件上传
*
*/
function uploadFiles($allowExt = array("gif", "jpeg", "jpg", "png", "wbmp"), $maxSize = 2097152, $imgFlag = true, $path = "uploads")
{
// 检查文件夹
if (!file_exists($path)) {
mkdir($path, 0777, true);
}
$i = 0;
$files = @buildInfo();
if (!isset($files)) {
exit("请不要上传不能被识别的文件，错误:\$" . "_" . "FILES" . " is empty");
}
foreach ($files as $file) {
$tmp_name = $file['tmp_name'];
$error = $file['error'];
$size = $file['size'];
$type = $file['type'];
$name = $file['name'];
if ($error == UPLOAD_ERR_OK) {
$ext = getExt($name);
// 检查文件拓展名
if (!in_array($ext, $allowExt)) {
exit("非法文件类型");
}
// 检查大小
if ($size > $maxSize) {
exit("文件过大");
}
// 检查是否是使用POST HTTP方式上传
if (!is_uploaded_file($tmp_name)) {
exit("不是使用POST HTTP方式上传");
}
// 检查是否是图片类型
if ($imgFlag && !getimagesize($tmp_name)) {
exit("不是真正的图片类型");
}
$uniName = getUniName() . '.' . $ext;
$destination = $path . "/" . $uniName;
if (move_uploaded_file($tmp_name, $destination)) {
$file['name'] = $uniName;
unset($file['tmp_name'], $file['error'], $file['size'], $file['type']);
$uploadedFiles[$i] = $file;
$i++;
}
} else {
switch ($error) {
case 1:
$mes = "超过了配置文件上传文件的大小";
//UPLOAD_ERR_INI_SIZE
break;
case 2:
$mes = "超过了表单设置上传文件的大小";
//UPLOAD_ERR_FORM_SIZE
break;
case 3:
$mes = "文件部分被上传";
//UPLOAD_ERR_PARTIAL
break;
case 4:
$mes = "没有文件被上传";
//UPLOAD_ERR_NO_FILE
break;
case 6:
$mes = "没有找到临时目录";
//UPLOAD_ERR_NO_TMP_DIR
break;
case 7:
$mes = "文件不可写";
//UPLOAD_ERR_CANT_WRITE;
break;
case 8:
$mes = "由于PHP的扩展程序中断了文件上传";
//UPLOAD_ERR_EXTENSION
break;
}
echo $mes;
}
}
return $uploadedFiles;
}
function uploadFile($path, $allowExt = array("gif", "jpeg", "png", "jpg", "wbmp"), $maxSize = 2097152, $imgFlag = true)
{
$mes = "";
if (!file_exists($path)) {
mkdir($path, 0755, true);
}
$i = 0;
$files = buildInfo();
if (!($files && is_array($files))) {
return;
}
foreach ($files as $file) {
if ($file['error'] === UPLOAD_ERR_OK) {
$ext = getExt($file['name']);
//检测文件的扩展名
if (!in_array($ext, $allowExt)) {
exit("Not a file!");
}
//校验是否是一个真正的图片类型
if ($imgFlag) {
if (!getimagesize($file['tmp_name'])) {
exit("Not a real image type!");
}
}
//上传文件的大小
if ($file['size'] > $maxSize) {
exit("Err_MaxSize!");
}
if (!is_uploaded_file($file['tmp_name'])) {
exit("Not post by HTTP!");
}
$filename = getUniName() . "." . $ext;
$destination = $path . "/" . $filename;
if (move_uploaded_file($file['tmp_name'], $destination)) {
$file['name'] = $filename;
//discharge temporary file
unset($file['tmp_name'], $file['size'], $file['type']);
$uploadedFiles[$i] = $file;
$i++;
}
} else {
switch ($file['error']) {
case 1:
$mes = "Error: upload_ERR_INI_SIZE";
//UPLOAD_ERR_INI_SIZE
break;
case 2:
$mes = "UPLOAD_ERR_FORM_SIZE";
//UPLOAD_ERR_FORM_SIZE
break;
case 3:
$mes = "UPLOAD_ERR_PARTIAL";
//UPLOAD_ERR_PARTIAL
break;
/* case 4:
$mes="UPLOAD_ERR_NO_FILE";//UPLOAD_ERR_NO_FILE
break;
*/
/* case 4:
$mes="UPLOAD_ERR_NO_FILE";//UPLOAD_ERR_NO_FILE
break;
*/
case 6:
$mes = "UPLOAD_ERR_NO_TMP_DIR";
//UPLOAD_ERR_NO_TMP_DIR
break;
case 7:
$mes = "UPLOAD_ERR_CANT_WRITE";
//UPLOAD_ERR_CANT_WRITE;
break;
case 8:
$mes = "UPLOAD_ERR_EXTENSION";
//UPLOAD_ERR_EXTENSION
break;
}
echo $mes;
}
}
return $uploadedFiles;
}
function uploadFile($path = "uploads", $allowExt = array("gif", "jpeg", "jpg", "png", "wbmp"), $maxSize = 10485760, $imgFlag = true)
{
//判断并构建目录
if (!file_exists($path)) {
mkdir($path, 0777, true);
}
$i = 0;
//获取文件信息
$files = buildInfo();
//循环文件信息
foreach ($files as $file) {
//判断是否上传成功
if ($file['error'] == UPLOAD_ERR_OK) {
$ext = getExt($file['name']);
//检查文件的扩展名
if (!in_array($ext, $allowExt)) {
exit("非法文件类型");
}
//校验是否是真正的图片类型
if ($imaFlag) {
if (getimagesize($file['tmp_name'])) {
exit("不是真正的图片类型");
}
}
//上传文件的大小
if ($file['size'] > $maxSize) {
exit("上传文件过大");
}
//判断是否通过HTTP POST方式上传上来的
if (!is_uploaded_file($file['tmp_name'])) {
exit("不是通过HTTP POST方式上传上来的");
}
//生成文件唯一的字符串并命名给该文件
$filename = getUniName() . "." . $ext;
//文件详细存储路径
$destination = $path . "/" . $filename;
//移动生成的随机文件名并存储到相应目录下去
if (move_uploaded_file($file['tmp_name'], $destination)) {
//命名文件名
$file['name'] = $filename;
//unset()函数丢弃数组内相应的数据
unset($file['error'], $file['tmp_name'], $file['size'], $file['type']);
//生成数组名赋值
$uploadedFiles[$i] = $file;
$i++;
}
} else {
switch ($file['error']) {
case 1:
$mes = "超过了配置文件上传文件的大小";
//upload_max_filesize = 64M
break;
case 2:
$mes = "超过了表单设置上传文件的大小";
//post_max_size = 10M
break;
case 3:
$mes = "文件部分被上传";
break;
case 4:
$mes = "没有文件被上传";
break;
case 6:
$mes = "没有找到临时目录";
break;
case 7:
$mes = "文件不可写";
break;
case 8:
$mes = "由于PHP的扩展程序中断了文件上传";
break;
}
echo $mes;
}
}
return $uploadedFiles;
}
function uploadFile($fileInfo, $path = "uploads", $allowExt = array("gif", "jpeg", "jpg", "png", "wbmp"), $maxSize = 1512000, $imgFlag = true)
{
//$allowExt=array("gif","jpeg","jpg","png","wbmp");
// $maxSize=1512000;
// $imgFlag=true;
//判断下错误信息
if ($fileInfo['error'] == UPLOAD_ERR_OK) {
$ext = getExt($fileInfo['name']);
//限制上传文件类型
if (!in_array($ext, $allowExt)) {
exit("非法文件类型");
}
if ($fileInfo['size'] > $maxSize) {
exit("文件过大");
}
if ($imgFlag) {
//如何验证图片是否是一个真正的图片类型
//getimagesize($filename):验证文件是否是图片类型
$info = getimagesize($fileInfo['tmp_name']);
//var_dump($info);exit;
if (!$info) {
exit("不是真正的图片类型");
}
}
//需要判断下文件是否是通过HTTP POST方式上传上来的
//is_uploaded_file($tmp_name):
$filename = getUniName() . "." . $ext;
if (!file_exists($path)) {
mkdir($path, 0777, true);
}
$destination = $path . "/" . $filename;
if (is_uploaded_file($fileInfo['tmp_name'])) {
if (move_uploaded_file($fileInfo['tmp_name'], $destination)) {
$mes = "文件上传成功";
} else {
$mes = "文件移动失败";
}
} else {
$mes = "文件不是通过HTTP POST方式上传上来的";
}
} else {
switch ($fileInfo['error']) {
case 1:
$mes = "超过了配置文件上传文件的大小";
//UPLOAD_ERR_INI_SIZE
break;
case 2:
$mes = "超过了表单设置上传文件的大小";
//UPLOAD_ERR_FORM_SIZE
break;
case 3:
$mes = "文件部分被上传";
//UPLOAD_ERR_PARTIAL
break;
case 4:
$mes = "没有文件被上传";
//UPLOAD_ERR_NO_FILE
break;
case 6:
$mes = "没有找到临时目录";
//UPLOAD_ERR_NO_TMP_DIR
break;
case 7:
$mes = "文件不可写";
//UPLOAD_ERR_CANT_WRITE;
break;
case 8:
$mes = "由于PHP的扩展程序中断了文件上传";
//UPLOAD_ERR_EXTENSION
break;
}
}
return $mes;
}
function thumb($filename, $destination = null, $dst_w = null, $dst_h = null, $isReservedSource = true, $scale = 0.5)
{
//list()函数为里面的元素赋上数组中的值,getimagesize ( string $filename [, array &$imageinfo ] )获取图像的大小，若没有有效信息，返回false
list($src_w, $src_h, $imagetype) = getimagesize($filename);
//设置默认缩放比例
//$scale = 0.5;
//判断是否设置缩放比
if (is_null($dst_w) || is_null($dst_h)) {
$dst_w = ceil($src_w * $scale);
$dst_h = ceil($src_h * $scale);
}
//image_type_to_mime_type()函数判断一个imagetype常量的MIME类型
//MIME 消息能包含文本、图像、音频、视频以及其他应用程序专用的数据。
//返回值类似：IMAGETYPE_GIF 对应 image/gif;IMAGETYPE_JPEG对应image/jpeg.
$mime = image_type_to_mime_type($imagetype);
//echo $mime;这里输出image/jpeg
//替换mime数据里的/为createfrom
//创建画布资源，原句为：$src_image = imagecreatefromjpeg,这里因为是jpeg所以写formjpeg,若是gif则为creategif
//这里函数用替换法来灵活的确定创建什么样子的画布把image/jpeg变成imagecreatejpeg
$createFun = str_replace("/", "createfrom", $mime);
//创建一个JPEG图像并保存，原句为:imagejpeg()
//imagejpeg(resource $image[, string $filename [, int $quality ]] )函数以$filename问文件名创建一个JPEG图像，输出图像至浏览器或文件中，若有文件名则到文件中
//这里函数用替换法来灵活确定输出什么样子的图片，把image/jpeg变成imagejpeg
$outFun = str_replace("/", null, $mime);
//图片资源赋值给$src_image,即imagecreatejpeg出来的内容赋值给$src_image
$src_image = $createFun($filename);
//imagecreatetruecolor()创建一个真彩色图像
$dst_image = imagecreatetruecolor($dst_w, $dst_h);
//将一幅图像中的一块正方形区域拷贝到另一个图像中，平滑的插入像素值，因此，尤其是，减小了图像的大小而仍然保持了极大的清晰度。
//这里将$src_image插入$dst_image中
imagecopyresampled($dst_image, $src_image, 0, 0, 0, 0, $dst_w, $dst_h, $src_w, $src_h);
//判断存储路径是否存在,dirname() 函数返回路径中的目录部分。
if ($destination && !file_exists(dirname($destination))) {
mkdir(dirname($destination), 0777, true);
}
//生成唯一的文件名
$dstFilename = $destination == null ? getUniName() . "." . getExt($filename) : $destination;
//存储文件至文件夹中
$outFun($dst_image, $dstFilename);
imagedestroy($src_image);
imagedestroy($dst_image);
//isReservedSource，判断是否保留原目录里的原文件，这里预设了true,所以不删除
if (!$isReservedSource) {
//unlink() 函数删除文件。
unlink($filename);
}
return $dstFilename;
}
return strtolower(pathinfo($filename, PATHINFO_EXTENSION));
}
function getUniName()
{
return md5(uniqid(microtime(true), true));
}
$imagePath = realpath('image.jpg');
//$image = new Imagick('image.jpg');
$image = new Imagick($imagePath);
// If 0 is provided as a width or height parameter,
// aspect ratio is maintained
//$image->thumbnailImage(100, 100);
$image->thumbnailImage(50, 0);
$savePath = "./first/second";
//$realpath1 = realpath($savePath);
//echo $realpath;
//exit;
if (!file_exists($savePath)) {
if (!mkdir($savePath, 0777, true)) {
return false;
}
chmod($savePath, 0777);
}
$ext = getExt($imagePath);
$uniName = getUniName();
$destination = $savePath . '/' . $uniName . '.' . $ext;
//echo $destination;
//copy($image->getImageBlob(),$destination);
$image->writeImage($destination);
header('Content-type: image/jpeg');
echo $image->getImageBlob();
function uploadFile($fileInfo, $path = './uploads/file')
{
//判断错误号
if ($fileInfo['error'] === UPLOAD_ERR_OK) {
$ext = getExt($fileInfo['name']);
//$path='./uploads/file';
if (!file_exists($path)) {
mkdir($path, 0777, true);
chmod($path, 0777);
}
$uniName = getUniName();
$destination = $path . '/' . $uniName . '.' . $ext;
if (!move_uploaded_file($fileInfo['tmp_name'], $destination)) {
$res['mes'] = $fileInfo['name'] . '文件移动失败';
}
$res['mes'] = $fileInfo['name'] . '上传成功';
$res['dest'] = $destination;
return $res;
} else {
//匹配错误信息
switch ($fileInfo['error']) {
case 1:
$res['mes'] = '上传文件超过了PHP配置文件中upload_max_filesize选项的值';
break;
case 2:
$res['mes'] = '超过了表单MAX_FILE_SIZE限制的大小';
break;
case 3:
$res['mes'] = '文件部分被上传';
break;
case 4:
$res['mes'] = '没有选择上传文件';
break;
case 6:
$res['mes'] = '没有找到临时目录';
break;
case 7:
case 8:
$res['mes'] = '系统错误';
break;
}
return $res;
}
}
function upload($fileInfo, $uploadPath = 'uploads', $flag = true, $allowExt = array('jpeg', 'jpg', 'png', 'gif'), $maxSize = 2097152)
{
// 1.接收数据
// $fileInfo=$_FILES['face'];
// 2.判断错误信息
if ($fileInfo['error'] != 0) {
// 匹配错误信息
switch ($fileInfo['error']) {
case 1:
$mes = '超过了PHP配置文件upload_max_filesize选项的值';
break;
case 2:
$mes = '超过了表单MAX_FILE_SIZE选项的值';
break;
case 3:
$mes = '文件部分被上传';
break;
case 4:
$mes = '没有选择上传文件';
break;
case 6:
case 7:
case 8:
$mes = '系统错误';
break;
}
exit($mes);
}
// 3.检测上传文件大小
// $maxSize=2*1024*1024;//允许上传文件的最大值
if ($fileInfo['size'] > $maxSize) {
exit('上传文件过大');
}
// 4.检测上传文件的类型
// $allowExt=array('jpeg','jpg','png','gif');//允许上传文件的类型
$ext = getExt($fileInfo['name']);
if (!in_array($ext, $allowExt)) {
exit('非法文件类型');
}
// 5.检测是否是真实图片
// $flag=true;//默认检测
if ($flag) {
if (!getimagesize($fileInfo['tmp_name'])) {
exit('文件不是真实图片');
}
}
// 6.检测是否是通过HTTP POST方式上传上来的
if (!is_uploaded_file($fileInfo['tmp_name'])) {
exit('文件不是通过HTTP POST方式上传上来的');
}
// 7.开始移动文件
// $uploadPath='uploads';
// 检测目录是否存在，不存在则创建
if (!file_exists($uploadPath)) {
mkdir($uploadPath, 0777, true);
}
$uniName = getUniName() . '.' . $ext;
$dest = $uploadPath . '/' . $uniName;
if (!@move_uploaded_file($fileInfo['tmp_name'], $dest)) {
exit('文件移动失败');
}
return array('dest' => $dest, 'size' => $fileInfo['size'], 'type' => $fileInfo['type']);
}
