WooYun.org

function checkUploadInput() {
	var uploadfiles = document.getElementsByName('uploadfiles[]');
	var empty = true;
	for(i=0;i<uploadfiles.length;i++) {
		var uploadfile = uploadfiles[i];
		if(uploadfile.value != '') {
			empty = false;
			break;
		}
	}	
	if(document.getElementById('categoryid').value == '') {
		alert('请选择分类!');
		document.getElementById('categoryid').focus();
	} else if(document.getElementById('albumid').value == '') {
        alert('请选择相册!');
		document.getElementById('albumid').focus();
	} else if(empty) {
		alert('请选择上传的照牿!');
	} else {
	   if(document.getElementById('tags').value != ''){        
	       var patrn=/^[-.a-zA-Z0-9\s_\u4e00-\u9fa5]+$/;	      
           if(!patrn.exec(document.getElementById('tags').value)) {	      
              alert('标签不能包含特殊字符，比如‿/、[、]〿%〿*”之类的特殊符号!');
              document.getElementById('tags').focus();
              return;
	        }
      }
		popup(4,0);
		document.uploadform.submit();
	}
}