获取文件类型的PHP扩展
git clone https://github.com/bloodynumen/xtype.git
cd xtype
phpize
/configue --with-php-config=your_php_config_path
make && make install
extension=xtype.so
$ext = xtype('/tmp/1.jpg')
echo $ext;
bmp
jpg
png
mpg
mpg
pst
rm
ram
psd
dwg
avi
gif
tif
mid
zip
rar
wav
mov
qdf
xls.or.doc
pwl
wpd
xml
html
rtf
pdf
asf
dbx
mdb