PHP class Full-featured email sending class_PHP tutorial

class Email {
//---Set global variables
var $mailTo = ""; // Recipient
var $mailCC = " "; // Cc
var $mailBCC = ""; // Secret Cc
var $mailFrom = ""; // Sender
var $mailSubject = ""; // Subject
var $mailText = ""; // The body of the letter in text format
var $mailHTML = ""; // The body of the letter in html format
var $mailAttachments = ""; // Attachments
/ * Function setTo($inAddress): The address parameter $inAddress used to process emails
contains one or more strings, email address variables, use commas to separate multiple email addresses
The default return value is true
************************************************ **********/
function setTo($inAddress){
//--Use the explode() function to split the email address according to ","
$addressArray = explode( ",",$inAddress);
//--Check the validity of the email address through loop
for($i=0;$icheckEmail($addressArray[$i])==false) return false; }
//--All legal email addresses are stored in the array
$this->mailTo = implode( $addressArray, ",");
return true; }
/************************************************
Function setCC($inAddress) sets the email address of the carbon copy person
The parameter $inAddress is a string containing one or more email addresses, an email address variable,
Use commas to separate multiple email addresses. The default return value is true
************************************************ ****************/
function setCC($inAddress){
//--Use the explode() function according to " ," Split the email address
$addressArray = explode( ",",$inAddress);
//--Check the validity of the email address through a loop
for($i=0; $icheckEmail($addressArray[$i])==false) return false; }
//--All legal email addresses are stored Into the array
$this->mailCC = implode($addressArray, ",");
return true; }
/***************************************************
Function setBCC($inAddress) sets the secret carbon copy address parameter $inAddress to a string containing one or more
email addresses, the email address variable, use commas to separate multiple email addresses, the default return value is
true
********************************************/
function setBCC($inAddress) {
//--Use the explode() function to split the email address according to ","
$addressArray = explode( ",",$inAddress);
//--Split the email address by looping Check the legality
for($i=0;$i{ if($this->checkEmail($addressArray[$i])==false )
return false;
}
//--All legal email addresses are stored in the array
$this->mailBCC = implode($addressArray, ",");
return true;
}
/***************************************************** *************
Function setFrom($inAddress): Set the sender address parameter $inAddress to a string containing the email
address. The default return value is true
* **************************************/
function setFrom($inAddress){
if($this->checkEmail($inAddress)){
$this ->mailFrom = $inAddress;
return true;
} return false; }
/************************
The function setSubject($inSubject) is used to set the email subject parameter $inSubject to a string.
The default return value is true
*******************************************/
function setSubject($inSubject){
if(strlen( trim($inSubject)) > 0){
$this->mailSubject = ereg_replace( "n", "",$inSubject);
return true; }
return false; }
/*****************************************************
The function setText($inText) sets the email body parameter in text format. $inText is the text content. The default return value is true
************************ ***********************/
function setText($inText){
if(strlen(trim($inText)) > 0){
$this->mailText = $inText;
return true; }
return false;
}
/**************************************
Function setHTML($inHTML) sets the email body parameter $inHTML in html format It is in html format,
The default return value is true
*******************************************/
function setHTML($inHTML){
if(strlen(trim($inHTML) ) > 0){
$this->mailHTML = $inHTML;
return true; }
return false; }
/************************
The function setAttachments($inAttachments) sets the email attachment parameter $inAttachments
is a string containing the directory, which can also be included Multiple files are separated by commas. The default return value is true
**************************************** ********/
function setAttachments( $inAttachments){
if(strlen(trim($inAttachments)) > 0){
$this->mailAttachments = $inAttachments;
return true; }
return false; }
/*********************************
Function checkEmail($inAddress): We have already called this function before. Mainly
used to check the legitimacy of email addresses
********************************** *****/
function checkEmail($inAddress){
return (ereg( "^[^@ ]+@([a-zA-Z0-9-]+.)+ ([a-zA-Z0-9-]{2}|net|com|gov|mil|org|edu|int)$",$inAddress));
}
/*************************************************
The function loadTemplate($inFileLocation,$inHash,$inFormat) reads the temporary file and
replaces the useless information. The parameter $inFileLocation is used to locate the directory of the file.
$inHash is used to store the temporary value. $inFormat is used to place the email body
************************************************ ***********/
function loadTemplate($inFileLocation,$inHash, $inFormat){
/* For example, the email contains the following content: Dear ~!UserName~,
Your address is ~!UserAddress~ */
//--"~!" is the starting mark "~" is the end mark
$templateDelim = "~";
$templateNameStart = "!";
//--Find these places and replace them
$templateLineOut = "" ; //--Open temporary file
if($templateFile = fopen($inFileLocation, "r")){
while(!feof($templateFile)){
$templateLine = fgets($templateFile ,1000);
$templateLineArray = explode($templateDelim,$templateLine);
for( $i=0; $i//--Find Starting position
if(strcspn($templateLineArray[$i],$templateNameStart)==0){
//--Replace the corresponding value
$hashName = substr($templateLineArray[$i] ,1);
//--Replace the corresponding value
$templateLineArray[$i] = ereg_replace($hashName,(string)$inHash[$hashName],$hashName);
}
}
//--Output the character array and overlay
$templateLineOut .= implode($templateLineArray, "");
} //--Close the file fclose($templateFile);
/ /--Set the body format (text or html)
if( strtoupper($inFormat)== "TEXT" )
return($this->setText($templateLineOut));
else if( strtoupper($inFormat)== "HTML" )
return($this->setHTML($templateLineOut));
} return false;
}
/*****************************************
The function getRandomBoundary($offset) returns a Random boundary value
The parameter $offset is an integer – the call for multiple pipelines returns an md5() encoded string
********************** **********************/
function getRandomBoundary($offset = 0){
//--Random number generation
srand(time()+$offset);
//--Return the 32-bit character length of md5 encoding String
return ( "----".(md5(rand()))); }
/********************************************
Function: getContentType($ inFileName) is used to determine the type of attachment
****************************************** *****/
function getContentType($inFileName){
//--Remove path
$inFileName = basename($inFileName);
//--Remove files without extension
if(strrchr($inFileName, ".") == false){
return "application/octet-stream";
}
//--Provide the extension name and make a judgment
$extension = strrchr($inFileName, ".");
switch ($extension){
case ".gif": return "image/gif";
case ".gz": return "application/x-gzip";
case ".htm": return " text/html";
case ".html": return "text/html";
case ".jpg": return "image/jpeg";
case ".tar": return "application/ x-tar";
case ".txt": return "text/plain";
case ".zip": return "application/zip";
default: return "application/octet-stream" ;
}
return "application/octet-stream";
}
/**************************************************
The function formatTextHeader puts Text content plus text file header
****************************************** **************/
function formatTextHeader(){ $outTextHeader = "";
$ outTextHeader .= "Content-Type: text/plain;
charset=us-asciin";
$outTextHeader .= "Content-Transfer-Encoding: 7bitnn";
$outTextHeader .= $this-> ;mailText. "n";
return $outTextHeader;
} /**************************************************
Function formatHTMLHeader() adds the html file header to the email body content
************************************ ********/
function formatHTMLHeader(){
$outHTMLHeader = "";
$outHTMLHeader .= "Content-Type: text/html;
charset=us-asciin";
$outHTMLHeader .= "Content-Transfer-Encoding: 7bitnn";
$outHTMLHeader .= $this->mailHTML. "n";
return $outHTMLHeader;
}
/************************************
The function formatAttachmentHeader($inFileLocation) identifies the attachment in the email
*************************************/
function formatAttachmentHeader($inFileLocation){
$outAttachmentHeader = "";
// --Use the above function getContentType($inFileLocation) to get the attachment type
$contentType = $this->getContentType($inFileLocation);
//--If the attachment is text type, use the standard 7-digit number Encoding
if(ereg( "text",$contentType)){
$outAttachmentHeader .= "Content-Type: ".$contentType. ";n";
$outAttachmentHeader .= ' name=" '.basename($inFileLocation). '"'. "n";
$outAttachmentHeader .= "Content-Transfer-Encoding: 7bitn";
$outAttachmentHeader .= "Content-Disposition: attachment;n";
$outAttachmentHeader .= ' filename="'.basename($inFileLocation). '"'. "nn";
$textFile = fopen($inFileLocation, "r");
while(!feof ($textFile)){
$outAttachmentHeader .= fgets($textFile,1000);
}
//--Close the file fclose($textFile);
$outAttachmentHeader .= "n";
}
//--Non-text formats are encoded in 64 bits
else { $outAttachmentHeader .= "Content-Type: ".$contentType. ";n";
$outAttachmentHeader .= ' name="'.basename($inFileLocation). '"'. "n";
$outAttachmentHeader .= "Content-Transfer-Encoding: base64n";
$outAttachmentHeader .= "Content-Disposition: attachment;n";
$outAttachmentHeader .= ' filename="'.basename($inFileLocation). '"'. "nn";
//--Call the external command uuencode for encoding
exec( "uuencode -m $inFileLocation nothing_out",$returnArray);
for ($i = 1; $ i<(count($returnArray)); $i++){
$outAttachmentHeader .= $returnArray[$i]. "n";
}
} return $outAttachmentHeader;
}
/******************************
The function send() is used to send emails, and the return value is true if sent successfully
* ***********************************/
function send(){
//--Set the email header to empty
$mailHeader = "";
//--Add carbon copy recipients
if($this->mailCC != "")
$mailHeader .= "CC: ".$this->mailCC. "n";
//--Add secret carbon copy person
if($this->mailBCC != "")
$mailHeader .= "BCC: ".$this->mailBCC. "n";
//--Add sender
if($this->mailFrom != "")
$mailHeader .= "FROM: ".$this->mailFrom. "n";
//------ ---------------------Email format-------------------------- ---
//--Text format
if($this->mailText != "" && $this->mailHTML == "" && $this->mailAttachments == "") {
return mail($this->mailTo,$this->mailSubject,$this->mailText,$mailHeader);
}
//--html or text format
else if($this->mailText != "" && $this->mailHTML != "" && $this->mailAttachments == ""){
$bodyBoundary = $this->getRandomBoundary( );
$textHeader = $this->formatTextHeader();
$htmlHeader = $this->formatHTMLHeader();
//--Set MIME-version
$mailHeader .= "MIME-Version: 1.0n";
$mailHeader .= "Content-Type: multipart/alternative;n";
$mailHeader .= ' boundary="'.$bodyBoundary. '"';
$mailHeader .= "nnn";
//--Add email body and boundary
$mailHeader .= "--".$bodyBoundary. "n";
$mailHeader .= $textHeader;
$mailHeader .= "--".$bodyBoundary. "n";
//--Add html tag
$mailHeader .= $htmlHeader;
$mailHeader .= "n-- ".$bodyBoundary. "--";
//--Send mail
return mail($this->mailTo,$this->mailSubject, "",$mailHeader);
}
//--Text plus html plus attachments
else if($this->mailText != "" && $this->mailHTML != "" && $this->mailAttachments != "" ){
$attachmentBoundary = $this->getRandomBoundary();
$mailHeader .= "Content-Type: multipart/mixed;n";
$mailHeader .= ' boundary="'.$ attachmentBoundary. '"'. "nn";
$mailHeader .= "This is a multi-part message in MIME format.n";
$mailHeader .= "--".$attachmentBoundary. "n" ;
$bodyBoundary = $this->getRandomBoundary(1);
$textHeader = $this->formatTextHeader();
$htmlHeader = $this->formatHTMLHeader();
$mailHeader .= "MIME-Version: 1.0n";
$mailHeader .= "Content-Type: multipart/alternative;n";
$mailHeader .= ' boundary="'.$bodyBoundary. '" ';
$mailHeader .= "nnn";
$mailHeader .= "--".$bodyBoundary. "n";
$mailHeader .= $textHeader;
$mailHeader .= " --".$bodyBoundary. "n";
$mailHeader .= $htmlHeader;
$mailHeader .= "n--".$bodyBoundary. "--";
//--Get Attachment value
$attachmentArray = explode( ",",$this->mailAttachments);
//--Loop according to the number of attachments
for($i=0;$i//--Split $mailHeader .= "n--".$attachmentBoundary. "n";
//--Attachment information
$mailHeader .= $this->formatAttachmentHeader($attachmentArray[$i]);
}
$mailHeader .= "--".$attachmentBoundary. "--";
return mail($this-> mailTo,$this->mailSubject, "",$mailHeader);
}
return false;
}
}
?>

Include “email.class”

$mail->setTo("a@a.com"); //Recipient
$mail-> setCC("b@b.com,c@c.com") ; //CC
$mail-> setCC（"d@b.com,e@c.com"); //Secret CC
$mail->setFrom(“f@f. com");//Sender
$mail->setSubject("Subject"); //Subject
$mail->setText("Text Format");//Sending text format is also possible It is the variable
$mail->setHTML("html format");//Sending html format can also be the variable
$mail->setAttachments("c:a.jpg");//Add attachments , need to indicate the path
$mail->send(); //Send mail
?>