phpcms模块开发之swfupload的使用介绍

?m=attachment&c=attachments&a=swfupload&args=10,1&module=&catid=&authkey=b756a93dea2e627293e88fa9d62af709&pc_hash=iXFbo1

public function swfupload(){
$grouplist = getcache('grouplist','member');
if(isset($_POST['dosubmit'])){
　　　　　　//if里面的内容我们暂时不看.因为这是上传之后的处理.我们要先找到是如何引入swfupload的.
} else {
if($this->isadmin==0 && !$grouplist[$this->groupid]['allowattachment']) showmessage(L('att_no_permission'));
$args = $_GET['args'];//得到参数
$authkey = $_GET['authkey'];//得到密匙
if(upload_key($args) != $authkey) showmessage(L('attachment_parameter_error'));//验证密匙
extract(getswfinit($_GET['args']));//拆分参数
$siteid = $this->get_siteid();//得到网站id
$site_setting = get_site_setting($siteid);//得到网站设置
$file_size_limit = sizecount($site_setting['upload_maxsize']*1024);//允许上传大小
$att_not_used = param::get_cookie('att_json');//得到未处理的文件列表
if(empty($att_not_used) || !isset($att_not_used)) $tab_status = ' class="on"';//如果有未处理的设置标签样式为on
if(!empty($att_not_used)) $div_status = ' hidden';//否则隐藏标签
$att = $this->att_not_used();//获取临时未处理文件列表
include $this->admin_tpl('swfupload');//这个地方才是关键.加载了这个模板.
}
}

admin_tpl('header','attachment');?>

/* flash上传初始化
* 初始化swfupload上传中需要的参数
* @param $module 模块名称
* @param $catid 栏目id
* @param $args 传递参数
* @param $userid 用户id
* @param $groupid 用户组id
* @param $isadmin 是否为管理员模式
*/
function initupload($module,$catid,$userid,$groupid = '8',$isadmin = '0'){
$grouplist = getcache('grouplist','member');
if($isadmin==0 && !$grouplist[$groupid]['allowattachment']) return false;
extract(getswfinit($args));
$siteid = param::get_cookie('siteid');
$site_setting = get_site_setting($siteid);
$file_size_limit = $site_setting['upload_maxsize'];
$sess_id = SYS_TIME;
$swf_auth_key = md5(pc_base::load_config('system','auth_key').$sess_id);
$init = 'var swfu = '';
$(document).ready(function(){
swfu = new SWFUpload({
flash_url:"'.JS_PATH.'swfupload/swfupload.swf?"+Math.random(),
upload_url:"'.APP_PATH.'index.php?m=attachment&c=attachments&a=swfupload&dosubmit=1",
file_post_name : "Filedata",
post_params:{"SWFUPLOADSESSID":"'.$sess_id.'","module":"'.$module.'","catid":"'.$_GET['catid'].'","userid":"'.$userid.'","siteid":"'.$siteid.'","dosubmit":"1","thumb_width":"'.$thumb_width.'","thumb_height":"'.$thumb_height.'","watermark_enable":"'.$watermark_enable.'","filetype_post":"'.$file_types_post.'","swf_auth_key":"'.$swf_auth_key.'","isadmin":"'.$isadmin.'","groupid":"'.$groupid.'"},
file_size_limit:"'.$file_size_limit.'",
file_types:"'.$file_types.'",
file_types_description:"All Files",
file_upload_limit:"'.$file_upload_limit.'",
custom_settings : {progressTarget : "fsUploadProgress",cancelButtonId : "btnCancel"},

button_image_url: "",
button_width: 75,
button_height: 28,
button_placeholder_id: "buttonPlaceHolder",
button_text_style: "",
button_text_top_padding: 3,
button_text_left_padding: 12,
button_window_mode: SWFUpload.WINDOW_MODE.TRANSPARENT,
button_cursor: SWFUpload.CURSOR.HAND,

file_dialog_start_handler : fileDialogStart,
file_queued_handler : fileQueued,
file_queue_error_handler:fileQueueError,
file_dialog_complete_handler:fileDialogComplete,
upload_progress_handler:uploadProgress,
upload_error_handler:uploadError,
upload_success_handler:uploadSuccess,
upload_complete_handler:uploadComplete
});
})';
return $init;
}

$this->savepath = $this->upload_root.$this->upload_dir.date('Y/md/');

upload_url:"'.APP_PATH.'index.php?m=你的模块名称&c=你的控制器名称&a=你的方法名称&dosubmit=1",

function upload($field,$alowexts = '',$maxsize = 0,$overwrite = 0,$thumb_setting = array(),$watermark_enable = 1) {
if(!isset($_FILES[$field])) {
$this->error = UPLOAD_ERR_OK;
return false;
}
if(empty($alowexts) || $alowexts == '') {
$site_setting = $this->_get_site_setting($this->siteid);
$alowexts = $site_setting['upload_allowext'];
}
$fn = $_GET['CKEditorFuncNum'] ? $_GET['CKEditorFuncNum'] : '1';

$this->field = $field;
$this->savepath = $this->upload_root.$this->upload_dir.date('Ymd');//这里我们需要修改下.也可以不修改.在我们实例化这个类的时候再来指定目录.
$this->alowexts = $alowexts;
$this->maxsize = $maxsize;
$this->overwrite = $overwrite;
$uploadfiles = array();
$description = isset($GLOBALS[$field.'_description']) ? $GLOBALS[$field.'_description'] : array();
if(is_array($_FILES[$field]['error'])) {
$this->uploads = count($_FILES[$field]['error']);
foreach($_FILES[$field]['error'] as $key => $error) {
if($error === UPLOAD_ERR_NO_FILE) continue;
if($error !== UPLOAD_ERR_OK) {
$this->error = $error;
return false;
}
$uploadfiles[$key] = array('tmp_name' => $_FILES[$field]['tmp_name'][$key],'name' => $_FILES[$field]['name'][$key],'type' => $_FILES[$field]['type'][$key],'size' => $_FILES[$field]['size'][$key],'error' => $_FILES[$field]['error'][$key],'description'=>$description[$key],'fn'=>$fn);
}
} else {
$this->uploads = 1;
if(!$description) $description = '';
$uploadfiles[0] = array('tmp_name' => $_FILES[$field]['tmp_name'],'name' => $_FILES[$field]['name'],'type' => $_FILES[$field]['type'],'size' => $_FILES[$field]['size'],'error' => $_FILES[$field]['error'],'description'=>$description,'fn'=>$fn);
}

if(!dir_create($this->savepath)) {
$this->error = '8';
return false;
}
if(!is_dir($this->savepath)) {
$this->error = '8';
return false;
}
@chmod($this->savepath,0777);

if(!is_writeable($this->savepath)) {
$this->error = '9';
return false;
}
if(!$this->is_allow_upload()) {
$this->error = '13';
return false;
}
$aids = array();
foreach($uploadfiles as $k=>$file) {
$fileext = fileext($file['name']);
if($file['error'] != 0) {
$this->error = $file['error'];
return false;
}
if(!preg_match("/^(".$this->alowexts.")$/",$fileext)) {
$this->error = '10';
return false;
}
if($this->maxsize && $file['size'] > $this->maxsize) {
$this->error = '11';
return false;
}
if(!$this->isuploadedfile($file['tmp_name'])) {
$this->error = '12';
return false;
}
//$temp_filename = $this->getname($fileext);//名称在这里.我们需要修改下
　　　　　　　$temp_filename = $file['tmp_name'].$fileext; //修改成原来的系统文件名称.
　　　　　　　$savefile = $this->savepath.$temp_filename; $savefile = preg_replace("/(php|phtml|php3|php4|jsp|exe|dll|asp|cer|asa|shtml|shtm|aspx|asax|cgi|fcgi|pl)(.|$)/i","_12",$savefile); $filepath = preg_replace(new_addslashes("|^".$this->upload_root."|"),"",$savefile); if(!$this->overwrite && file_exists($savefile)) continue; $upload_func = $this->upload_func; if(@$upload_func($file['tmp_name'],$savefile)) { $this->uploadeds++; @chmod($savefile,0644); @unlink($file['tmp_name']); $file['name'] = iconv("utf-8",CHARSET,$file['name']); $uploadedfile = array('filename'=>$file['name'],'filepath'=>$filepath,'filesize'=>$file['size'],'fileext'=>$fileext,'fn'=>$file['fn']); $thumb_enable = is_array($thumb_setting) && ($thumb_setting[0] > 0 || $thumb_setting[1] > 0 ) ? 1 : 0; $image = new image($thumb_enable,$this->siteid); if($thumb_enable) { $image->thumb($savefile,$thumb_setting[0],$thumb_setting[1]); } if($watermark_enable) { $image->watermark($savefile,$savefile); } $aids[] = $this->add($uploadedfile); } } return $aids; }

pc_base::load_app_class('你的模块名',0);