增加了元数据评审附件上传后图片类型附件生成预览的功能

This commit is contained in:
Li Jianxuan 2011-11-25 08:57:46 +00:00
parent ad8deb86ea
commit 8b3da22dfb
1 changed files with 66 additions and 4 deletions

View File

@ -610,14 +610,22 @@ class ServiceController extends Zend_Controller_Action
$filedesc = $this->_request->getParam('filedesc');
$filetype = $this->_request->getParam('dir');
$realname = $msg['realname'];
$fileurl = $msg['file_url'];
$sql = "insert into attachments (filename,filetype,filedesc,userid,filesize,realname) values ('$filename','reviewatt','$filedesc','$userid','$filesize','$realname') RETURNING id";
$sth = $this->db->prepare($sql);
$sth->execute();
$att = $sth->fetch(PDO::FETCH_ASSOC);
$msg['attid'] = $attid = $att['id'];
$msg['html'] = $realname.'[已完成]<input type="hidden" name="atts[]" value="'.$attid.'" /><div class="cancel"><a href="javascript:;" id="deletebtn_'.$attid.'"><img border="0" src="/static/js/uploadify/cancel.png" /></a></div>';
include_once('files.php');
$imgct = files::getImageType($this->config->upload.$filename);
if(!isset($imgct['error'])) $preview = '<img src="/service/attpreview/id/'.$attid.'" style="display:block;" />';
else $preview = "";
$msg['html'] = $preview.$realname.'[已完成]<input type="hidden" name="atts[]" value="'.$attid.'" /><div class="cancel"><a href="javascript:;" id="deletebtn_'.$attid.'"><img border="0" src="/static/js/uploadify/cancel.png" /></a></div>';
$msg['preview'] = "/service/attpreview/id/".$attid;
echo Zend_Json::encode($msg);
exit();
}else{
@ -740,6 +748,60 @@ class ServiceController extends Zend_Controller_Action
{
throw new Exception('发生严重意外!您确认链接正确?');
}
}
function attpreviewAction(){
$this->_helper->layout->disableLayout();
$this->_helper->viewRenderer->setNoRender();
$id=(int)$this->_request->getParam('id');
include_once('files.php');
$info = files::getOne($this->db,$id);
if(!empty($info['error']))
{
exit($info['error']);
}
else
{
try{
$filename = $this->config->upload.$info['filename'];
$imgct = files::getImageType($filename);
if(isset($imgct['error'])) exit("Error");
//var_dump($imgct);exit();
$src = $imgct['creatfunc']($filename);
list($width_orig, $height_orig) = getimagesize($filename);
if($width_orig>300)
{
$width = 300;
$ratio = $width_orig/300;
$height = $height_orig/$ratio;
}else{
$width = $width_orig;
$height = $height_orig;
}
// 重置图片尺寸
$image_p = imagecreatetruecolor($width, $height);
$white = imagecolorallocate($image_p, 255, 255, 255);
imagefilledrectangle($image_p, 0, 0, $width, $height, $white);
imagecopyresampled($image_p, $src, 0, 0, 0, 0, $width, $height, $width_orig, $height_orig);
header("Content-type: image/jpeg");
imagejpeg($image_p);
imagedestroy($src);
imagedestroy($image_p);
exit;
}catch(Exception $e){
echo $e->getMessage();
}
}
}