php文件上传.docx

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php文件上传.docx

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php文件上传.docx

php文件上传

/*

Õâ¶þ¿îÎļþÉÏ´«³ÌÐòÊǷdz£¼òµ¥µÄ£¬ºÜÊʺϳõѧÕßµÄѧϰphpʱµÄÎļþÉÏ´«ÊµÀý½Ì³ÌŶ¡£

*/

if(!

$uploadaction):

?

>

ÎļþÉÏÔؽçÃæ

else:

?

>

ÎļþÉÏÔØ´úÂë

$uploadaction=0;

echo"good!

";

$timelimit=60;/*ÉèÖó¬Ê±ÏÞÖÆʱ¼äȱʡʱ¼äΪ30ÃëÉèÖÃΪ0ʱΪ²»ÏÞʱ*/

set_time_limit($timelimit);

if(($uploadfile!

="none"))

{

$uploadpath=addslashes(dirname($path_translated))."\upload\";//ÉÏÔØÎļþ´æ·Å·¾¶

$filename=$uploadpath.$uploadfile_name;//ÉÏÔØÎļþÃû

if($uploadfile_size<1024)//ÉÏÔØÎļþ´óС

{

$filesize=(string)$uploadfile_size."×Ö½Ú";

}

elseif($uploadfile_size<(1024*1024))

{

$filesize=number_format((double)($uploadfile_size/1024),1)."kb";

}

else{

$filesize=number_format((double)($uploadfile_size/(1024*1024)),1)."mb";

}

if(!

file_exists($filename))

{

if(copy($uploadfile,$filename))

{echo"Îļþ$uploadfile_name($filesize)ÉÏÔسɹ¦£¡";}

else

{echo"Îļþ$uploadfile_nameÉÏÔØʧ°Ü£¡";}

unlink($uploadfile);

}

else

{echo"Îļþ$uploadfile_nameÒѾ´æÔÚ£¡";}

}

else

{echo"ÄãûÓÐÑ¡ÔñÈκÎÎļþÉÏÔØ£¡";}

set_time_limit(30);//»Ö¸´È±Ê¡³¬Ê±ÉèÖÃ

?

>


·µ»Ø

endif;

?

>

·½·¨¶þ

ÎļþÉÏ´«

php

if(isset($submit)){

if($myfile!

="none"){

$upload_dir="c:

winnttemp";

$up=copy($myfile,$upload_dir);

if($up==1){

print("ÎļþÉÏ´«³É¹¦!

");

}

else{

print("ÎļþÉÏ´«Ê§°Ü.");

}

unlink($myfile);

}

else{

print("ÄãûÓÐÉÏ´«ÈκÎÎļþ");

}

}

?

>

ÎļþÉÏ´«

 

php¼òµ¥ÎļþͼƬÉÏ´«Àà

 

Õâ¸öÎļþÉÏ´«Àà¿ÉÒÔÉÏ´«gif",".jpg",".jar",".jad",".mid",".mp3",".mid",".bmp",".wav",".rm",".wmvÎļþ¸ñʽŶ£¬Èç¹ûÄ㻹ÏëÖ§³ÖÆäËüµÄ»°¿ÉÒÔÉè¼Æ$this->file_type();¾ÍOKÁË£¬¡£

php

classupload{

var$file_type;

var$file_size;

var$file_name;

var$exname;

var$datetime;

 

functionup($post_name,$path){

$this->file_name=$_FILES[$post_name]["name"];

$this->exname=strtolower(substr($this->file_name,strrpos($this->file_name,".")));

$this->file_size=$_FILES[$post_name]["size"];

$this->file_type=array(".gif",".jpg",".jar",".jad",".mid",".mp3",".mid",".bmp",".wav",".rm",".wmv");

$this->datetime=date("YmdHis");

if(!

in_array($this->exname,$this->file_type)){

print("");

print("alert('¸ñʽ²»Ö§³Ö£¡');");

print("history.back();");

print("");

break;

}elseif($this->file_size>"50000"){

print("");

print("alert('ͼƬ´óС²»Äܳ¬¹ý50KB£¡');");

print("history.back();");

print("");

break;

}else{

move_uploaded_file($_FILES[$post_name]["tmp_name"],$path.$this->datetime.$this->exname);

}

}

functionfileName(){

$pic=$this->datetime.$this->exname;

return$pic;

}

}

?

>

 

phpʵÀý¶àÎļþÉÏ´«ÊµÀý´úÂë

 

//a=$(''+MultiFile.STRING.file.replace('$file',v.match(/[^/\]+$/gi)[0])+''),

//ÕâÊÇеĴúÂë½á¹¹.

//È¡³öͼƬ¸ñʽ.

ext=String(v.match(/.w{1,4}$/gi));

//v±äÁ¿ÊÇ·¾¶µØÖ·,ËùÒÔ¿ÉÒÔÖ±½ÓÓÃimgÀ´ÏÔʾ³öÀ´.

varimgs=(ext=='.jpg'||ext=='.gif'||ext=='.png')?

'':

'';

//´Ó'+imgs+'¿ªÊ¼,¾ÍÊÇÎÒÔö¼ÓµÄ.

a=$(''+MultiFile.STRING.file.replace('$file',v.match(/[^/\]+$/gi)[0])+''+imgs+'¡¡¡¡

;"title="µã»÷²åÈëÖ÷Ìâ"rsok="'+slave_count+'"onclick="alert('+slave_count+');returnfalse">µã»÷²åÈë'),

b=$(''+MultiFile.STRING.remove+'');

¸´ÖÆ´úÂë

DOCTYPEhtmlPUBLIC"-//W3C//DTDXHTML1.0Transitional//EN""http:

//www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

//www.w3.org/1999/xhtml">

ÎÞ±êÌâÎĵµ

--

$(function(){

//²âÊÔjqueryÊÇ·ñ¼ÓÔØ

//alert('jquery');

//ÓÃʾÀý7ģʽµÄÄÚÈÝ

$('#T7').MultiFile({

list:

'#T7-list'

});

})

-->

14px;margin:

10%;height:

">

--½¨Á¢Ò»¸öID#T7ÏàÓ¦µÄÉèÖÃÒ»¸ödivΪT7-listÀ´ÏÔʾÄÚÈÝ-->

²¿·Ö²âÊÔ:

;"onclick="alert($('#T7-list').html())">ÁбíÄÚÈÝ

¸´ÖÆ´úÂë//¶ÔÓÚ±à¼À´Ëµ,¼üÃûkey¾Í»á´Ó0¿ªÊ¼¼ÆËã.ËùÒÔ»ñȡһϸ½¼þ×îºóÒ»¸örsokÖµÊǷdz£ÖØÒªµÄ.

//varint_s=$('.a_b:

last').attr('rsok');

//Bindfunctionalitytothefirstelement

if(!

MultiFile.MultiFile)MultiFile.addSlave(MultiFile.e,0);

¸´ÖÆ´úÂë

 

ÎļþÉÏ´«

 

ÔÚÄú¿ÉÒÔʹÓÃPHPÀ´¹ÜÀíÄúµÄÉÏ´«£¬ÄãÊ×ÏÈÐèÒª½¨Éè×÷ΪÓû§½çÃæµÄHTML±íµ¥ÉÏ´«µÄÎÄ

¼þ¡£ÓÐÒ»¸öÔÚÏÂÃæµÄÀý×ÓÍâ¹ÛºÍ±£´æÒ»¸ö±à¼HTML´úÂë¡£

Chooseafiletoupload:

ÓÐһЩ¹æÔòÐèÒª½¨Éèʱ×ñÑHTML±íµ¥¡£Ê×ÏÈ£¬ÇëÈ·±£¸Ã´°ÌåʹÓÃPOST·½·¨¡£µÚ¶þ£¬ÐÎ

ʽÐèÒªÒÔÏÂÊôÐÔ£º×Ö·û±àÂë=¡°¶àÖØ/±íµ¥Êý¾Ý¡±¡£ËüÖ¸¶¨µÄÄÚÈÝÀàÐÍʱʹÓõÄÐÅÏ¢Ìá

½»¸øËÅ·þÆ÷¡£Èç¹ûûÓÐÕâЩҪÇó£¬ÄúµÄÎļþÉÏ´«²»ÁË¡£

ÁíÒ»¸öÐèҪעÒâµÄÊÇÒþ²ØµÄ±íµ¥×Ö¶ÎÃûΪMAX_FILE_SIZEÉèÖõÄÖµ¡£Ä³Ð©Webä¯ÀÀÆ÷ʵ

¼ÊÉÏ·´Ó³ÁËÕâ¸öÁìÓò£¬Ò²²»»áÔÊÐíÓû§ÉÏÔØÎļþ³¬¹ýÕâ¸öÊý×Ö£¨×Ö½Ú£©¸ü´ó¡£ÄúÓ¦¸Ã

½«´ËÖµÉèÖÃΪÅäºÏ×î´óÉÏ´«´óС£¬ÔÚphp.iniÎļþÖÐÉèÖá£ÕâÊÇÒ»Ì×ÓëÖÐ

upload_max_filesize£¬Ä¬ÈÏÖµÊÇ2MBµÄ¡£µ«ËüÈÔÈ»²»Äܱ£Ö¤ÄãµÄ½Å±¾½«²»»áת½»Á˳ß

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¼þϵͳ£¬Ò²¾ÍÊÇPHP´æ´¢½âÂëÎļþ¡£ÉèÖÃÔÚphp.iniµÄpost_max_sizeµÄÖ¸ÁîÎļþµÄ×î´ó

³ß´ç£¬ÄãÒª£¨±ØÐë´óÓÚÖÐupload_max_filesize£©¡£Ä¬ÈÏֵΪ10MBµÄ¡£´ËÖ¸Áî¿ØÖƵÄËù

ÓÐÒªÇó£¬ÔÚÒ»¸öÔÊÐíµÄPOSTÊý¾Ý×î´ó´óС¡£ÁíÍ⣬»¹ÒªÈ·±£ÔÚÄãµÄphp.iniÎļþ

file_uploadsÉèÖÃΪOn¡£

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URIÊäÈëʹÓá£

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±»Öض¨Ïòµ½upload.php¡£´ËPHPÎļþ½«´¦Àí±íµ¥Êý¾Ý¡£

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°üº¬ÓйØÎļþµÄÐÅÏ¢¡£¶ÔÓÚÿ¸öÎļþ£¬ÓÐ5¸öÊý¾Ý¡£ÎÒÃÇÒÑÉÏ´«×Ö¶ÎÃüÃû

Ϊ'uploaded_file'£¬ËùÒÔ»á´æÔÚÒÔÏÂÊý¾Ý£º

±äÁ¿$_FILES[¡°uploaded_file¡±][¡°name¡±]´ÓÓû§µÄ»úÆ÷ÉÏÔصÄÎļþµÄÔÃû³Æ

±äÁ¿$_FILES[¡°uploaded_file¡±][¡°type¡±]µÄÉÏ´«ÎļþµÄMIMEÀàÐÍ£¨Èç¹ûä¯ÀÀÆ÷

ÌṩµÄÀàÐÍ£©

±äÁ¿$_FILES[¡°uploaded_file¡±][¡°size¡±]µÄÒÔ×Ö½ÚΪµ¥Î»ÉÏ´«µÄÎļþ´óС

±äÁ¿$_FILES[¡°uploaded_file¡±][¡°tmp_name¡±]£¬ÔÚ¸ÃÎļþÔÝʱ´æ´¢ÔÚ·þÎñÆ÷ÉÏ

µÄλÖÃ

±äÁ¿$_FILES[¡°uploaded_file¡±][¡°error¡±]´íÎó´úÂë´ÓÎļþÉÏ´«½á¹û

ÏÂÃæµÄÀý×Ó½ÓÊÜÒ»¸öÉÏ´«µÄÎļþ²¢±£´æÔÚÉÏÔØĿ¼ÖС£ËüÔÊÐí¸ù¾Ý350KbÉÏ´«Ö»ÓÐJPEG

ͼÏñ¡£¸Ã´úÂë±¾Éí£¬ÊÇÏ൱Çå³þµÄ£¬µ«ÎÒÃÇ»á×÷³öһЩ½âÊÍ¡£ÓÐÒ»¸öÀý×ÓÔÚÍâ¹ÛºÍ±£

´æ´ËΪupload.phpPHP´úÂë¡£

php

//§³heckthatwehaveafile

if((!

empty($_FILES["uploaded_file"]))&&($_FILES['uploaded_file']['error']

==0)){

//CheckifthefileisJPEGimageandit'ssizeislessthan350Kb

$filename=basename($_FILES['uploaded_file']['name']);

$ext=substr($filename,strrpos($filename,'.')+1);

if(($ext=="jpg")&&($_FILES["uploaded_file"]["type"]=="image/jpeg")

&&

($_FILES["uploaded_file"]["size"]<350000)){

//Determinethepathtowhichwewanttosavethisfile

$newname=dirname(__FILE__).'/upload/'.$filename;

//Checkifthefilewiththesamenameisalreadyexistsonthe

server

if(!

file_exists($newname)){

//Attempttomovetheuploadedfiletoit'snewplace

if((move_uploaded_file($_FILES['uploaded_file']

['tmp_name'],$newname))){

echo"It'sdone!

Thefilehasbeensavedas:

".$newname;

}else{

echo"Error:

Aproblemoccurredduringfileupload!

";

}

}else{

echo"Error:

File".$_FILES["uploaded_file"]["name"]."already

exists";

}

}else{

echo"Error:

Only.jpgimagesunder350Kbareacceptedforupload";

}

}else{

echo"Error:

Nofileuploaded";

}

?

>

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´æ´ËÎļþ£¬²¢¼ì²éÊÇ·ñÒѾ´æÔÚÒ»¸ö·þÎñÆ÷ÉϵÄÕâЩÎļþµÄÃû³Æ¡£µ±ËùÓмì²éͨ¹ý£¬

ÎÒÃǽ«Îļþ¸´ÖƵ½Ò»¸öÓÀ¾ÃµÄλÖÃʹÓÃmove_upload_file£¨£©º¯Êý¡£´Ë¹¦ÄÜҲ֤ʵ¸Ã

ÎļþÄãÒª¹ý³Ì£¬ÊÇÒ»¸öºÏ·¨µÄÎļþ´ÓÓû§ÉÏ´«½á¹û¡£Èç¹û¸ÃÎļþÉÏ´«³É¹¦£¬ÄÇôÏàÓ¦

µÄÏûÏ¢½«³öÏÖ¡£

×¢Ò⣺Ҫȷ±£PHPÒѾÔÊÐí¶ÁÈ¡ºÍдÈëÁÙʱÎļþÖб£´æµÄλÖÃÊÇÄúÒª¸´ÖÆÎļþµÄĿ¼¡£

Õâ¸öÀý×ÓÆäʵºÜ¼òµ¥£¬ËüµÄÌá³öÊÇΪÁËÑÝʾÈçºÎʹÓÃPHPÉÏ´«Îļþ¡£ÀýÈ磬Äú¿ÉÒÔÌí¼Ó

еÄÌõ¼þ£¬²¢ÔÊÐíÉÏ´«GIFºÍPNGͼÏñ£¬»òÈκÎÎļþ£¬ÄúÐèÒªÆäËûÖÖÀà¡£Èç¹ûÄúÊDZ¾½Ì

³ÌʹÓÃPHP²»ÊìϤ¿ÉÄÜÊÇÒ»¸öºÜºÃµÄÆðµã¡£

 

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