pop3邮件收取一例
2000-12-05 16:27:50 来源：WEB开发网 闂傚倸鍊搁崐鎼佸磹閹间礁纾瑰瀣椤愯姤鎱ㄥ鍡楀幊缂傚倹姘ㄩ幉绋款吋閸澀缃曢梻鍌欑濠€閬嶆惞鎼淬劌绐楅柡宥庡亞娑撳秵銇勯弽顐沪闁绘挶鍎甸弻锝夊即閻愭祴鍋撻崷顓涘亾濮樼偓瀚�
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核心提示：test_pop3.php<HTML><HEAD><TITLE>Test for Manuel Lemos's PHP POP3 class</TITLE></HEAD><BODY><?require("pop3.php&q
test_pop3.php
<HTML>
<HEAD>
<TITLE>Test for Manuel Lemos's PHP POP3 class</TITLE>
</HEAD>
<BODY>
<?
require("pop3.php");
$user="user";
$passWord="passwd";
$apop=0;
$pop3_connection=new pop3_class;
$pop3_connection->hostname="mail.xiaocui.com";
if(($error=$pop3_connection->Open())=="")
{
echo "<PRE>Connected to the POP3 server "$pop3_connection->hostname".</PRE>\n";
if(($error=$pop3_connection->Login($user,$password,$apop))=="")
{
echo "<PRE>User "$user" logged in.</PRE>\n";
if(($error=$pop3_connection->Statistics(&$messages,&$size))=="")
{
echo "<PRE>There are <b>$messages</b> messages in the mail box with a total of <b>$size</b> bytes.</PRE>\n";
$result=$pop3_connection->ListMessages("",0);
if(GetType($result)=="array")
{
for(Reset($result),$message=0;$message<count($result);Next($result),$message++)
echo "<PRE>Message ",Key($result)," - ",$result[Key($result)]," bytes.</PRE>\n";
if($messages>0)
{
if(($error=$pop3_connection->RetrieveMessage(1,&$headers,&$body,-1))=="")
{
echo "<PRE>Message 1:\n---Message headers starts below---</PRE>\n";
for($line=0;$line<count($headers);$line++)
echo "<PRE>",HtmlSpecialChars($headers[$line]),"</PRE>\n";
echo "<PRE>---Message headers ends above---\n---Message body starts below---</PRE>\n";
for($line=0;$line<count($body);$line++)
echo "<PRE>",HtmlSpecialChars($body[$line]),"</PRE>\n";
echo "<PRE>---Message body ends above---</PRE>\n";
}
}
if($error==""&&($error=$pop3_connection->Close())=="")
echo "<PRE>Disconnected from the POP3 server "$pop3_connection->hostname".</PRE>\n";
}
else
$error=$result;
}
}
}
if($error!="")
echo "<H2>Error: ",HtmlSpecialChars($error),"</H2>";
?>
</BODY>
</HTML>
pop3.php
<?
class pop3_class
{
var $hostname="";
var $port=110;
var $connection=0;
var $state="DISCONNECTED";
var $greeting="";
var $must_update=0;
var $debug=0;
Function OutputDebug($message)
{
echo $message,"<br>\n";
}
Function GetLine()
{
for($line="";;)
{
if(feof($this->connection))
return(0);
$line.=fgets($this->connection,100);
$length=strlen($line);
if($length>=2 && substr($line,$length-2,2)=="\r\n")
{
$line=substr($line,0,$length-2);
if($this->debug)
$this->OutputDebug("< $line");
return($line);
}
}
}
Function PutLine($line)
{
if($this->debug)
$this->OutputDebug("> $line");
return(fputs($this->connection,"$line\r\n"));
}
Function OpenConnection()
{
if($this->hostname=="")
return("2 it was not specified a valid hostname");
switch(($this->connection=fsockopen($this->hostname,$this->port)))
{
case -3:
return("-3 socket could not be created");
case -4:
return("-4 dns lookup on hostname \"$hostname\" failed");
case -5:
return("-5 connection refused or timed out");
case -6:
return("-6 fdopen() call failed");
case -7:
return("-7 setvbuf() call failed");
default:
return("");
}
}
Function CloseConnection()
{
if($this->connection!=0)
{
fclose($this->connection);
$this->connection=0;
}
}
Function Open()
{
if($this->state!="DISCONNECTED")
return("1 a connection is already opened");
if(($error=$this->OpenConnection())!="")
return($error);
$this->greeting=$this->GetLine();
if(GetType($this->greeting)!="string"
|| strtok($this->greeting," ")!="+OK")
{
$this->CloseConnection();
return("3 POP3 server greeting was not found");
}
$this->greeting=strtok("\r\n");
$this->must_update=0;
$this->state="AUTHORIZATION";
return("");
}
Function Close()
{
if($this->state=="DISCONNECTED")
return("no connection was opened");
if($this->must_update)
{
if($this->PutLine("QUIT")==0)
return("Could not send the QUIT command");
$response=$this->GetLine();
if(GetType($response)!="string")
return("Could not get quit command response");
if(strtok($response," ")!="+OK")
return("Could not quit the connection: ".strtok("\r\n"));
}
$this->CloseConnection();
$this->state="DISCONNECTED";
return("");
}
Function Login($user,$password,$apop)
{
if($this->state!="AUTHORIZATION")
return("connection is not in AUTHORIZATION state");
if($apop)
{
if($this->PutLine("APOP $user ".md5($this->greeting.$password))==0)
return("Could not send the APOP command");
$response=$this->GetLine();
if(GetType($response)!="string")
return("Could not get APOP login command response");
if(strtok($response," ")!="+OK")
return("APOP login failed: ".strtok("\r\n"));
}
else
{
if($this->PutLine("USER $user")==0)
return("Could not send the USER command");
$response=$this->GetLine();
if(GetType($response)!="string")
return("Could not get user login entry response");
if(strtok($response," ")!="+OK")
return("User error: ".strtok("\r\n"));
if($this->PutLine("PASS $password")==0)
return("Could not send the PASS command");
$response=$this->GetLine();
if(GetType($response)!="string")
return("Could not get login password entry response");
if(strtok($response," ")!="+OK")
return("Password error: ".strtok("\r\n"));
}
$this->state="TRANSACTION";
return("");
}
/* Statistics method - pass references to variables to hold the number of
messages in the mail box and the size that they take in bytes. */
Function Statistics($messages,$size)
{
if($this->state!="TRANSACTION")
return("connection is not in TRANSACTION state");
if($this->PutLine("STAT")==0)
return("Could not send the STAT command");
$response=$this->GetLine();
if(GetType($response)!="string")
return("Could not get the statistics command response");
if(strtok($response," ")!="+OK")
return("Could not get the statistics: ".strtok("\r\n"));
$messages=strtok(" ");
$size=strtok(" ");
return("");
}
Function ListMessages($message,$unique_id)
{
if($this->state!="TRANSACTION")
return("connection is not in TRANSACTION state");
if($unique_id)
$list_command="UIDL";
else
$list_command="LIST";
if($this->PutLine("$list_command $message")==0)
return("Could not send the $list_command command");
$response=$this->GetLine();
if(GetType($response)!="string")
return("Could not get message list command response");
if(strtok($response," ")!="+OK")
return("Could not get the message listing: ".strtok("\r\n"));
if($message=="")
{
for($messages=array();;)
{
$response=$this->GetLine();
if(GetType($response)!="string")
return("Could not get message list response");
if($response==".")
break;
$message=intval(strtok($response," "));
if($unique_id)
$messages[$message]=strtok(" ");
else
$messages[$message]=intval(strtok(" "));
}
return($messages);
}
else
{
$message=intval(strtok(" "));
return(intval(strtok(" ")));
}
}
Function RetrieveMessage($message,$headers,$body,$lines)
{
if($this->state!="TRANSACTION")
return("connection is not in TRANSACTION state");
if($lines<0)
{
$command="RETR";
$arguments="$message";
}
else
{
$command="TOP";
$arguments="$message $lines";
}
if($this->PutLine("$command $arguments")==0)
return("Could not send the $command command");
$response=$this->GetLine();
if(GetType($response)!="string")
return("Could not get message retrieval command response");
if(strtok($response," ")!="+OK")
return("Could not retrieve the message: ".strtok("\r\n"));
for($headers=$body=array(),$line=0;;$line++)
{
$response=$this->GetLine();
if(GetType($response)!="string")
return("Could not retrieve the message");
switch($response)
{
case ".":
return("");
case "":
break 2;
default:
if(substr($response,0,1)==".")
$response=substr($response,1,strlen($response)-1);
break;
}
$headers[$line]=$response;
}
for($line=0;;$line++)
{
$response=$this->GetLine();
if(GetType($response)!="string")
return("Could not retrieve the message");
switch($response)
{
case ".":
return("");
default:
if(substr($response,0,1)==".")
$response=substr($response,1,strlen($response)-1);
break;
}
$body[$line]=$response;
}
return("");
}
};
?>
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