WordPressのメールフォームプラグイン
WordPressでお問い合わせフォームを組み込む必要が出てきた。
プラグインが豊富なところがWordPressの魅力だが、今回は、メールフォーム自体はいくつか見つけたけれど、希望のものが見当たらなかった。で、自作してみた。まだまだアルファ版だが、いちおうプラグインとしてインストールし、メールフォームが必要な箇所の本文中に{cwcf}とかけば動いてくれているっぽい。初期値はメッセージとかは全部英語だが、管理画面から書き換えることができる。もちろん日本語OK。興味のある人は以下のURLからどうぞ。
CWCF contact form plugin for WordPress
<?php
/*
Plugin Name: CW Contact Form
Plugin URI: http://php.tekmemo.com/
Description: Creates a contact form. Enter <strong>{cwcf}</strong> when you need contact form.
Author: kaorun
Author URI: http://php.tekmemo.com/
Version: alpha
*/
@session_start();
class cwcf
{
var $cwcfname_rcpt, $cwcfname_name, $cwcfname_mail, $cwcfname_subj, $cwcfname_addi, $cwcfname_text, $cwcfname_subm;
var $cwcfreq_rcpt, $cwcfreq_name, $cwcfreq_mail, $cwcfreq_subj, $cwcfreq_addi, $cwcfreq_text, $cwcfreq_subm;
var $cwcfdef_rcpt, $cwcfdef_name, $cwcfdef_mail, $cwcfdef_subj, $cwcfdef_addi, $cwcfdef_text, $cwcfdef_subm;
var $params=array(‘name’,’mail’,’addi’,’subj’,’text’,’subm’);
var $prefixes=array(‘cwcfname’,’cwcfreq’,’cwcfdef’);
function cwcf()
{
foreach($this->prefixes as $prefix){
foreach($this->params as $param){
$this->{$prefix.’_’.$param}=get_option($prefix.’_’.$param);
}
}
}
function process($content)
{
if(!preg_match(‘|{cwcf}|’,$content)){
return $content;
}else{
$values=array();
$errors=array();
$opType=’form';
if(strtolower($_SERVER[‘REQUEST_METHOD’])==’post’){
foreach($this->params as $param){
$values[‘val_’.$param]=(isset($_POST[‘val_’.$param])? $_POST[‘val_’.$param]:”);
if($this->{’cwcfreq_’.$param} && !strlen($values[‘val_’.$param]) && $this->{’cwcfname_’.$param}){
$errors[]=$this->{’cwcfname_’.$param}.’ … ‘.get_option(‘cwcfmsg_required’);
}
}
if($values[‘val_mail’]){
if(!preg_match(“/^[a-z0-9.+-_]+@([a-z0-9-]+(.[a-z0-9-]+)+)$/i”,$values[‘val_mail’])){
$errors[]=$this->cwcfname_mail.’ … ‘.get_option(‘cwcfmsg_format’);
}
}
$now=intval(date(“U”));
$limit=5;
$sendFlag=(isset($_SESSION[‘cwcf’][‘send’])? intval($_SESSION[‘cwcf’][‘send’]):0);
$sentFlag=(isset($_SESSION[‘cwcf’][‘sent’])? intval($_SESSION[‘cwcf’][‘sent’]):0);
if(!$errors && $sendFlag && ($now – $limit > $sentFlag)){
$mailFrom=get_option(‘cwcfmail_from’);
if(!$mailFrom){$mailFrom=$values[‘val_mail’];}
if(!$mailFrom){$mailFrom=get_option(‘admin_email’);}
$mailRcpt=get_option(‘cwcfmail_rcpt’);
if(!$mailRcpt){$mailRcpt=get_option(‘admin_email’);}
$mailSubj=get_option(‘cwcfmail_subj’);
if(!$mailSubj){$mailSubj=$values[‘val_subj’];}
$mailBody=”;
foreach($this->params as $param){
if($param!=’subm’ && $this->{’cwcfname_’.$param}){
$mailBody.=’* ‘.$this->{’cwcfname_’.$param}.” : ¥n”;
$mailBody.=(($values[‘val_’.$param])? $values[‘val_’.$param]:”).”¥n¥n”;
}
}
$mailBody.=”–¥n”;
$mailBody.=$_SERVER[‘REMOTE_ADDR’].”¥n”;
$mailBody.=date(“Y-m-d H:i:s”);
$mailBody=str_replace(“¥r¥n”,”¥n”,$mailBody);
$mailBody=str_replace(“¥r”,”¥n”,$mailBody);
 
;
if(function_exists(‘mb_language’)){mb_language(‘Japanese’);}
if(function_exists(‘mb_internal_encoding’)){mb_internal_encoding(get_option(‘blog_charset’));}
if(function_exists(‘mb_send_mail’)){
$result=mb_send_mail($mailRcpt,$mailSubj,$mailBody,”From: “.$mailFrom.”¥r¥n”);
}else{
$result=mail($mailRcpt,$mailSubj,$mailBody,”From: “.$mailFrom.”¥r¥n”);
}
if($result){
$opType=”rslt”;
$_SESSION[‘cwcf’][‘sent’]=$now;
}
}
}else{
foreach($this->params as $param){
$values[‘val_’.$param]=$this->{’cwcfdef_’.$param};
}
}
/*—————————————————————–*/
$cwcfOutput=array();
/*—————————————————————–*/
$cwcfOutput[‘form’]=”;
$cwcfOutput[‘form’].='<form method=”post” id=”cwcf” action=”‘.$_SERVER[‘REQUEST_URI’].'”>';
if($errors){
$cwcfOutput[‘form’].='<ul>';
foreach($errors as $error){
$cwcfOutput[‘form’].='<li>’.$error.'</li>';
}
$cwcfOutput[‘form’].='</ul>';
}
$cwcfOutput[‘form’].='<dl>';
if($this->cwcfname_name){
$cwcfOutput[‘form’].='<dt>’.$this->cwcfname_name.(($this->cwcfreq_name)? ‘<span class=”required”>*</span>':”).'</dt>';
$cwcfOutput[‘form’].='<dd><input type=”text” name=”val_name” value=”‘.$values[‘val_name’].'” size=”30″ /></dd>';
}
if($this->cwcfname_mail){
$cwcfOutput[‘form’].='<dt>’.$this->cwcfname_mail.(($this->cwcfreq_mail)? ‘<span class=”required”>*</span>':”).'</dt>';
$cwcfOutput[‘form’].='<dd><input type=”text” name=”val_mail” value=”‘.$values[‘val_mail’].'” size=”30″ /></dd>';
}
if($this->cwcfname_addi){
$cwcfOutput[‘form’].='<dt>’.$this->cwcfname_addi.(($this->cwcfreq_addi)? ‘<span class=”required”>*</span>':”).'</dt>';
$cwcfOutput[‘form’].='<dd><input type=”text” name=”val_addi” value=”‘.$values[‘val_addi’].'” size=”30″ /></dd>';
}
if($this->cwcfname_subj){
$cwcfOutput[‘form’].='<dt>’.$this->cwcfname_subj.(($this->cwcfreq_subj)? ‘<span class=”required”>*</span>':”).'</dt>';
$cwcfOutput[‘form’].='<dd><input type=”text” name=”val_subj” value=”‘.$values[‘val_subj’].'” size=”30″ /></dd>';
}
if($this->cwcfname_text){
$cwcfOutput[‘form’].='<dt>’.$this->cwcfname_text.(($this->cwcfreq_text)? ‘<span class=”required”>*</span>':”).'</dt>';
$cwcfOutput[‘form’].='<dd><textarea name=”val_text” cols=”35″ rows=”8″>’.$values[‘val_text’].'</textarea></dd>';
}
$cwcfOutput[‘form’].='<dt> </dt>';
$cwcfOutput[‘form’].='<dd><input type=”submit” value=”‘.$this->cwcfdef_subm.'” /></dd>';
$cwcfOutput[‘form’].='</dl>';
$cwcfOutput[‘form’].='</form>';
/*—————————————————————–*/
$cwcfOutput[‘rslt’].=get_option(‘cwcfmsg_success’);
/*—————————————————————–*/
$_SESSION[‘cwcf’][‘send’]=1;
return preg_replace(‘|{cwcf}|’, $cwcfOutput[$opType], $content);
}
}
function admin()
{
add_options_page(‘options-general.php’, ‘CWCF’, 8, basename(__FILE__), array(&$this,’processAdmin’));
}
function processAdmin()
{
$fields=array();
$fields[‘name’]=array(‘title’=>’Name’, ‘value’=>”, ‘required’=>’1′);
$fields[‘mail’]=array(‘title’=>’Mail’, ‘value’=>”,
‘required’=>’1′);
$fields[‘addi’]=array(‘title’=>’Additional’,’value’=>”, ‘required’=>’0′);
$fields[‘subj’]=array(‘title’=>’Subject’, ‘value’=>”, ‘required’=>’1′);
$fields[‘text’]=array(‘title’=>’Message’, ‘value’=>”, ‘required’=>’1′);
foreach($fields as $field => $fieldValue){
add_option(‘cwcfname_’.$field,addslashes($fieldValue[‘title’]));
add_option(‘cwcfreq_’.$field,’0′);
add_option(‘cwcfname_’.$field,addslashes($fieldValue[‘value’]));
}
add_option(‘cwcfdef_subm’,’submit’);
$otherOptions=array();
$otherOptions[‘cwcfmsg_required’] =array(‘title’=>’Error message of “Required”‘, ‘value’=>’This field is required.’);
$otherOptions[‘cwcfmsg_format’] =array(‘title’=>’Error message of “Email format”‘, ‘value’=>’The format is wrong.’);
$otherOptions[‘cwcfmsg_success’] =array(‘title’=>’Thank you message’, ‘value’=>’Thank you for your contact.’);
$otherOptions[‘cwcfmail_from’] =array(‘title’=>’Mail sender of contact form’, ‘value’=>get_option(‘admin_email’));
$otherOptions[‘cwcfmail_rcpt’] =array(‘title’=>’Mail recipient of contact form’, ‘value’=>get_option(‘admin_email’));
$otherOptions[‘cwcfmail_subj’] =array(‘title’=>’Mail subject of contact form’, ‘value’=>’Contact from [‘.get_option(‘blogname’).’]’);
foreach($otherOptions as $option => $optionData){
add_option($option,$optionData[‘value’]);
}
if(strtolower($_SERVER[‘REQUEST_METHOD’])==’post’){
foreach(array_keys($fields) as $field){
update_option(‘cwcfname_’.$field, $_POST[‘cwcfname_’.$field]);
update_option(‘cwcfdef_’.$field, $_POST[‘cwcfdef_’.$field]);
update_option(‘cwcfreq_’.$field, ($_POST[‘cwcfreq_’.$field]?$_POST[‘cwcfreq_’.$field]:’0′));
}
update_option(‘cwcfdef_subm’,$_POST[‘cwcfdef_subm’]);
foreach(array_keys($otherOptions) as $option){
update_option($option,$_POST[$option]);
}
}
$values=array();
foreach($this->prefixes as $prefix){
foreach($this->params as $param){
$values[$prefix.’_’.$param]=htmlspecialchars(get_option($prefix.’_’.$param));
}
}
foreach(array_keys($otherOptions) as $option){
$values[$option]=htmlspecialchars(get_option($option));
}
$cwcfOutput=”;
$cwcfOutput.='<div class=”wrap”>';
$cwcfOutput.='<h2>CWCF setting</h2>';
$cwcfOutput.='<form name=”form1″ method=”post” action=”‘.$_SERVER[‘PHP_SELF’].’?page=cwcf.php”>';
$cwcfOutput.='<table cellspacing=”2″ cellpadding=”5″ class=”editform”>';
foreach($this->params as $param){
if($param!=’subm’){
$cwcfOutput.='<tr valign=”top”>';
$cwcfOutput.='<td>Label of “‘.$fields[$param][‘title’].'”</td>';
$cwcfOutput.='<td>';
$cwcfOutput.='<input type=”text” name=”cwcfname_’.$param.'” value=”‘.$values[‘cwcfname_’.$param].'” size=”30″ /> ‘;
$cwcfOutput.=’Require?:<input type=”checkbox” name=”cwcfreq_’.$param.'” value=”1″ ‘.(($values[‘cwcfreq_’.$param])? ‘checked ‘:”).’/><br />';
$cwcfOutput.='</td>';
$cwcfOutput.='</tr>';
$cwcfOutput.='<tr valign=”top”>';
$cwcfOutput.='<td>– Default value of “‘.$fields[$param][‘title’].'”</td>';
$cwcfOutput.='<td>';
$cwcfOutput.='<input type=”text” name=”cwcfdef_’.$param.'” value=”‘.$values[‘cwcfdef_’.$param].'” size=”40″ />';
$cwcfOutput.='</td>';
$cwcfOutput.='</tr>';
}
}
$cwcfOutput.='<tr>';
$cwcfOutput.='<td>Label of “Submit”</td>';
$cwcfOutput.='<td><input type=”text” name=”cwcfdef_subm” value=”‘.$values[‘cwcfdef_’.$param].'” size=”40″></td>';
$cwcfOutput.='</tr>';
foreach($otherOptions as $option => $optionData){
$cwcfOutput.='<tr>';
$cwcfOutput.='<td>’.$optionData[‘title’].'</td>';
$cwcfOutput.='<td><input type=”text” name=”‘
.$option.'” value=”‘.$values[$option].'” size=”40″ /></td>';
$cwcfOutput.='</tr>';
}
$cwcfOutput.='</table>';
$cwcfOutput.='<input type=”submit” value=”submit” />';
$cwcfOutput.='</form>';
$cwcfOutput.='</div>';
echo $cwcfOutput;
}
function css()
{
$css=”;
$css.='<style type=”text/css” media=”screen”>’.”¥n”;
$css.=”#cwcf dl{margin:0em;font-size:100%;margin-top:0.5em}”.”¥n”;
$css.=”#cwcf dt{float:left;width:10em;margin-bottom:0.8em;color:#555;text-align:right;font-weight:normal;position:relative;}”.”¥n”;
$css.=”#cwcf dt .required{color:#f00;}”.”¥n”;
$css.=”#cwcf dd{margin-left:10.5em;margin-bottom:0.8em;font-size:100%;font-style:normal;padding-left:0.5em;}”.”¥n”;
$css.=”#cwcf dd.submit{margin-top:2em;}”.”¥n”;
$css.=”</style>”;
print($css);
}
}
$cwcfObj=& new cwcf;
add_action(‘admin_menu’, array(&$cwcfObj,’admin’));
add_filter(‘wp_head’, array(&$cwcfObj,’css’), 2);
add_filter(‘the_content’, array(&$cwcfObj,’process’), 2);
2008/04/08 at 8:58 AM
CW Contact FormをWordPress MU対応にしてみた
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