Hallo,
Ik heb een PHP script die ik wil gebruiken op mijn site (Wordpress)
Het gaat om een mailscript, alleen wil ik alles netjes onder elkaar.
Omdat ik niet zoveel verstand heb van PHP, wil ik vragen of iemand mijn daarmee kan helpen.
Alvast bedankt !!!
Ik heb een PHP script die ik wil gebruiken op mijn site (Wordpress)
Het gaat om een mailscript, alleen wil ik alles netjes onder elkaar.
Omdat ik niet zoveel verstand heb van PHP, wil ik vragen of iemand mijn daarmee kan helpen.
Alvast bedankt !!!
PHP:
<?php
/*
Plugin Name: Tiny Contact Form
Plugin URI: http://www.tomsdimension.de/wp-plugins/tiny-contact-form
Description: Little form that allows site visitors to contact you. Use [TINY-CONTACT-FORM] within any post or page.
Author: Tom Braider
Author URI: http://www.tomsdimension.de
Version: 0.7
*/
$tcf_version = '0.7';
$tcf_script_printed = 0;
$tiny_contact_form = new TinyContactForm();
class TinyContactForm
{
var $o; // options
var $captcha;
var $userdata;
var $nr = 0; // form number to use more then once forms/widgets
/**
* Constructor
*/
function TinyContactForm()
{
// get options from DB
$this->o = get_option('tiny_contact_form');
// widget
add_action('widgets_init', array( &$this, 'register_widgets'));
// options page in menu
add_action('admin_menu', array( &$this, 'addOptionsPage'));
// shortcode
add_shortcode('TINY-CONTACT-FORM', array( &$this, 'shortcode'));
// add stylesheet
add_action('wp_head', array( &$this, 'addStyle'));
// uninstall function
if ( function_exists('register_uninstall_hook') )
register_uninstall_hook(ABSPATH.PLUGINDIR.'/tiny-contact-form/tiny-contact-form.php', array( &$this, 'uninstall'));
// settingslink on plugin page
add_filter('plugin_action_links', array( &$this, 'pluginActions'), 10, 2);
// add locale support
if (defined('WPLANG') && function_exists('load_plugin_textdomain'))
load_plugin_textdomain('tcf-lang', false, 'tiny-contact-form/locale');
// creates image recources
$this->setRecources();
}
/**
* creates tcf code
*
* @return string form code
*/
function showForm( $params = '' )
{
$n = ($this->nr == 0) ? '' : $this->nr;
$this->nr++;
if ( isset($_POST['tcf_sender'.$n]) )
$result = $this->sendMail( $n, $params );
$captcha = new TinyContactFormCaptcha( rand(1000000000, 9999999999) );
$form = '<div class="contactform" id="tcform'.$n.'">';
if ( !empty($result) )
{
if ( $result == $this->o['msg_ok'] )
// mail successfully sent, no form
$form .= '<p class="contactform_respons">'.$result.'</p>';
else
// error message
$form .= '<p class="contactform_error">'.$result.'</p>';
}
if ( empty($result) || (!empty($result) && !$this->o['hideform']) )
{
// subject from form
if ( !empty($_POST['tcf_subject'.$n]) )
$tcf_subject = $_POST['tcf_subject'.$n];
// subject from widget instance
else if ( is_array($params) && !empty($params['subject']))
$tcf_subject = $params['subject'];
// subject from URL
else if ( empty($_POST['tcf_subject'.$n]) && !empty($_GET['subject']) )
$tcf_subject = $_GET['subject'];
// subject from shortcode
else if ( empty($_POST['tcf_subject'.$n]) && !empty($this->userdata['subject']) )
$tcf_subject = $this->userdata['subject'];
else
$tcf_subject = '';
$tcf_sender = (isset($_POST['tcf_sender'.$n])) ? $_POST['tcf_sender'.$n] : '';
$tcf_email = (isset($_POST['tcf_email'.$n])) ? $_POST['tcf_email'.$n] : '';
$tcf_msg = (isset($_POST['tcf_msg'.$n])) ? $_POST['tcf_msg'.$n] : '';
$form .= '
<form action="#tcform'.$n.'" method="post" id="tinyform'.$n.'">
<div>
<input name="tcf_name'.$n.'" id="tcf_name'.$n.'" value="" class="tcf_input" />
<input name="tcf_sendit'.$n.'" id="tcf_sendit'.$n.'" value="1" class="tcf_input" />
<label for="tcf_sender'.$n.'" class="tcf_label">'.__('Uw Naam', 'tcf-lang').':</label>
<input name="tcf_sender'.$n.'" id="tcf_sender'.$n.'" size="30" value="'.$tcf_sender.'" class="tcf_field" />
<label for="tcf_email'.$n.'" class="tcf_label">'.__('Uw Email', 'tcf-lang').':</label>
<input name="tcf_email'.$n.'" id="tcf_email'.$n.'" size="30" value="'.$tcf_email.'" class="tcf_field" />';
// additional fields
for ( $x = 1; $x <=5; $x++ )
{
$i = 'tcf_field_'.$x.$n;
$tcf_f = (isset($_POST[$i])) ? $_POST[$i] : '';
$f = $this->o['field_'.$x];
if ( !empty($f) )
$form .= '
<label for="'.$i.'" class="tcf_label">'.$f.':</label>
<input name="'.$i.'" id="'.$i.'" size="30" value="'.$tcf_f.'" class="tcf_field" />';
}
$form .= '
<label for="tcf_subject'.$n.'" class="tcf_label">'.__('Onderwerp', 'tcf-lang').':</label>
<input name="tcf_subject'.$n.'" id="tcf_subject'.$n.'" size="30" value="'.$tcf_subject.'" class="tcf_field" />
<label for="tcf_msg'.$n.'" class="tcf_label">'.__('Uw Bericht', 'tcf-lang').':</label>
<textarea name="tcf_msg'.$n.'" id="tcf_msg'.$n.'" class="tcf_textarea" cols="50" rows="10">'.$tcf_msg.'</textarea>
';
if ( $this->o['captcha'] )
$form .= $captcha->getCaptcha($n);
if ( $this->o['captcha2'] )
$form .= '
<label for="tcf_captcha2_'.$n.'" class="tcf_label">'.$this->o['captcha2_question'].'</label>
<input name="tcf_captcha2_'.$n.'" id="tcf_captcha2_'.$n.'" size="30" class="tcf_field" />
';
$title = (!empty($this->o['submit'])) ? 'value="'.$this->o['submit'].'"' : '';
$form .= '
<input type="submit" name="submit'.$n.'" id="contactsubmit'.$n.'" class="tcf_submit" '.$title.' onclick="return checkForm(\''.$n.'\');" />
</div>
</form>';
}
$form .= '</div>';
$form .= $this->addScript();
return $form;
}
/**
* adds javescript code to check the values
*/
function addScript()
{
global $tcf_script_printed;
if ($tcf_script_printed) // only once
return;
$script = "
<script type=\"text/javascript\">
//<![CDATA[
function checkForm( n )
{
var f = new Array();
f[1] = document.getElementById('tcf_sender' + n).value;
f[2] = document.getElementById('tcf_email' + n).value;
f[3] = document.getElementById('tcf_subject' + n).value;
f[4] = document.getElementById('tcf_msg' + n).value;
f[5] = f[6] = f[7] = f[8] = f[9] = '-';
";
for ( $x = 1; $x <=5; $x++ )
if ( !empty($this->o['field_'.$x]) )
$script .= 'f['.($x + 4).'] = document.getElementById("tcf_field_'.$x.'" + n).value;'."\n";
$script .= '
var msg = "";
for ( i=0; i < f.length; i++ )
{
if ( f[i] == "" )
msg = "'.__('Please fill out all fields.', 'tcf-lang').'\nPlease fill out all fields.\n\n";
}
if ( !isEmail(f[2]) )
msg += "'.__('Wrong Email.', 'tcf-lang').'\nWrong Email.";
if ( msg != "" )
{
alert(msg);
return false;
}
}
function isEmail(email)
{
var rx = /^([^\s@,:"<>]+)@([^\s@,:"<>]+\.[^\s@,:"<>.\d]{2,}|(\d{1,3}\.){3}\d{1,3})$/;
var part = email.match(rx);
if ( part )
return true;
else
return false
}
//]]>
</script>
';
$tcf_script_printed = 1;
return $script;
}
/**
* send mail
*
* @return string Result, Message
*/
function sendMail( $n = '', $params = '' )
{
$result = $this->checkInput( $n );
if ( $result == 'OK' )
{
$result = '';
// use "to" from widget instance
if ( is_array($params) && !empty($params['to']))
$to = $params['to'];
// or from shortcode
else if ( !empty($this->userdata['to']) )
$to = $this->userdata['to'];
// or default
else
$to = $this->o['to_email'];
$from = $this->o['from_email'];
$name = $_POST['tcf_sender'.$n];
$email = $_POST['tcf_email'.$n];
$subject= $this->o['subpre'].' '.$_POST['tcf_subject'.$n];
$msg = $_POST['tcf_msg'.$n];
// additional fields
$extra = '';
foreach ($_POST as $k => $f )
if ( strpos( $k, 'tcf_field_') !== false )
$extra .= $this->o[substr($k, 4, 7)].": $f\r\n";
// create mail
$headers =
"MIME-Version: 1.0\r\n".
"Reply-To: \"$name\" <$email>\r\n".
"Content-Type: text/plain; charset=\"".get_settings('blog_charset')."\"\r\n";
if ( !empty($from) )
$headers .= "From: ".get_bloginfo('name')." - $name <$from>\r\n";
else if ( !empty($email) )
$headers .= "From: ".get_bloginfo('name')." - $name <$email>\r\n";
$fullmsg =
"Name: $name\r\n".
"Email: $email\r\n".
$extra."\r\n".
'Subject: '.$_POST['tcf_subject'.$n]."\r\n\r\n".
wordwrap($msg, 76, "\r\n")."\r\n\r\n".
'Referer: '.$_SERVER['HTTP_REFERER']."\r\n".
'Browser: '.$_SERVER['HTTP_USER_AGENT']."\r\n";
// send mail
if ( wp_mail( $to, $subject, $fullmsg, $headers) )
{
// ok
if ( $this->o['hideform'] )
{
unset($_POST['tcf_sender'.$n]);
unset($_POST['tcf_email'.$n]);
unset($_POST['tcf_subject'.$n]);
unset($_POST['tcf_msg'.$n]);
foreach ($_POST as $k => $f )
if ( strpos( $k, 'tcf_field_') !== false )
unset($k);
}
$result = $this->o['msg_ok'];
}
else
// error
$result = $this->o['msg_err'];
}
return $result;
}
/**
* shows options page
*/
function optionsPage()
{
global $tcf_version;
if (!current_user_can('manage_options'))
wp_die(__('Sorry, but you have no permissions to change settings.'));
// save data
if ( isset($_POST['tcf_save']) )
{
$to = stripslashes($_POST['tcf_to_email']);
if ( empty($to) )
$to = get_option('admin_email');
$msg_ok = stripslashes($_POST['tcf_msg_ok']);
if ( empty($msg_ok) )
$msg_ok = "Thank you! Your message was sent successfully.";
$msg_err = stripslashes($_POST['tcf_msg_err']);
if ( empty($msg_err) )
$msg_err = "Sorry. An error occured while sending the message!";
$captcha = ( isset($_POST['tcf_captcha']) ) ? 1 : 0;
$captcha2 = ( isset($_POST['tcf_captcha2']) ) ? 1 : 0;
$hideform = ( isset($_POST['tcf_hideform']) ) ? 1 : 0;
$this->o = array(
'to_email' => $to,
'from_email' => stripslashes($_POST['tcf_from_email']),
'css' => stripslashes($_POST['tcf_css']),
'msg_ok' => $msg_ok,
'msg_err' => $msg_err,
'submit' => stripslashes($_POST['tcf_submit']),
'captcha' => $captcha,
'captcha_label' => stripslashes($_POST['tcf_captcha_label']),
'captcha2' => $captcha2,
'captcha2_question' => stripslashes($_POST['tcf_captcha2_question']),
'captcha2_answer' => stripslashes($_POST['tcf_captcha2_answer']),
'subpre' => stripslashes($_POST['tcf_subpre']),
'field_1' => stripslashes($_POST['tcf_field_1']),
'field_2' => stripslashes($_POST['tcf_field_2']),
'field_3' => stripslashes($_POST['tcf_field_3']),
'field_4' => stripslashes($_POST['tcf_field_4']),
'field_5' => stripslashes($_POST['tcf_field_5']),
'hideform' => $hideform
);
update_option('tiny_contact_form', $this->o);
}
// show page
?>
<div id="poststuff" class="wrap">
<h2><img src="<?php echo $this->getResource('tcf_logo.png') ?>" alt="" style="width:24px;height:24px" /> Tiny Contact Form</h2>
<div class="postbox">
<h3><?php _e('Options', 'cpd') ?></h3>
<div class="inside">
<form action="options-general.php?page=tiny-contact-form" method="post">
<table class="form-table">
<tr>
<td colspan="2" style="border-top: 1px #ddd solid; background: #eee"><strong><?php _e('Form', 'tcf-lang'); ?></strong></td>
</tr>
<tr>
<th><?php _e('TO:', 'tcf-lang')?></th>
<td><input name="tcf_to_email" type="text" size="70" value="<?php echo $this->o['to_email'] ?>" /><br /><?php _e('E-mail'); ?>, <?php _e('one or more (e.g. email1,email2,email3)', 'tcf-lang'); ?></td>
</tr>
<tr>
<th><?php _e('FROM:', 'tcf-lang')?> <?php _e('(optional)', 'tcf-lang'); ?></th>
<td><input name="tcf_from_email" type="text" size="70" value="<?php echo $this->o['from_email'] ?>" /><br /><?php _e('E-mail'); ?></td>
</tr>
<tr>
<th><?php _e('Message OK:', 'tcf-lang')?></th>
<td><input name="tcf_msg_ok" type="text" size="70" value="<?php echo $this->o['msg_ok'] ?>" /></td>
</tr>
<tr>
<th><?php _e('Message Error:', 'tcf-lang')?></th>
<td><input name="tcf_msg_err" type="text" size="70" value="<?php echo $this->o['msg_err'] ?>" /></td>
</tr>
<tr>
<th><?php _e('Submit Button:', 'tcf-lang')?> <?php _e('(optional)', 'tcf-lang'); ?></th>
<td><input name="tcf_submit" type="text" size="70" value="<?php echo $this->o['submit'] ?>" /></td>
</tr>
<tr>
<th><?php _e('Subject Prefix:', 'tcf-lang')?> <?php _e('(optional)', 'tcf-lang'); ?></th>
<td><input name="tcf_subpre" type="text" size="70" value="<?php echo $this->o['subpre'] ?>" /></td>
</tr>
<tr>
<th><?php _e('Additional Fields:', 'tcf-lang')?></th>
<td>
<p><?php _e('The contact form includes the fields Name, Email, Subject and Message. If you need more (e.g. Phone, Website) type in the name of the field.', 'tcf-lang'); ?></p>
<?php
for ( $x = 1; $x <= 5; $x++ )
echo '<p>'.__('Field', 'tcf-lang').' '.$x.': <input name="tcf_field_'.$x.'" type="text" size="30" value="'.$this->o['field_'.$x].'" /></p>';
?>
</td>
</tr>
<tr>
<th><?php _e('After Submit', 'tcf-lang')?>:</th>
<td><label for="tcf_hideform"><input name="tcf_hideform" id="tcf_hideform" type="checkbox" <?php if($this->o['hideform']==1) echo 'checked="checked"' ?> /> <?php _e('hide the form', 'tcf-lang'); ?></label></td>
</tr>
<tr>
<td colspan="2" style="border-top: 1px #ddd solid; background: #eee"><strong><?php _e('Captcha', 'tcf-lang'); ?></strong></td>
</tr>
<tr>
<th><?php _e('Captcha', 'tcf-lang')?>:</th>
<td><label for="tcf_captcha"><input name="tcf_captcha" id="tcf_captcha" type="checkbox" <?php if($this->o['captcha']==1) echo 'checked="checked"' ?> /> <?php _e('use a little mathematic spam test like " 12 + 5 = "', 'tcf-lang'); ?></label></td>
</tr>
<tr>
<th><?php _e('Captcha Label:', 'tcf-lang')?></th>
<td><input name="tcf_captcha_label" type="text" size="70" value="<?php echo $this->o['captcha_label'] ?>" /></td>
</tr>
<tr style="border-top: 1px #ddd dashed;" >
<th><?php _e('Alternative Captcha:', 'tcf-lang')?></th>
<td><label for="tcf_captcha2"><input name="tcf_captcha2" id="tcf_captcha2" type="checkbox" <?php if($this->o['captcha2']==1) echo 'checked="checked"' ?> /> <?php _e('Set you own question and answer.', 'tcf-lang'); ?></label></td>
</tr>
<tr>
<th><?php _e('Question:', 'tcf-lang')?></th>
<td><input name="tcf_captcha2_question" type="text" size="70" value="<?php echo $this->o['captcha2_question'] ?>" /></td>
</tr>
<tr>
<th><?php _e('Answer:', 'tcf-lang')?></th>
<td><input name="tcf_captcha2_answer" type="text" size="70" value="<?php echo $this->o['captcha2_answer'] ?>" /></td>
</tr>
<tr>
<td colspan="2" style="border-top: 1px #ddd solid; background: #eee"><strong><?php _e('Style', 'tcf-lang'); ?></strong></td>
</tr>
<tr>
<th>
<?php _e('StyleSheet:', 'tcf-lang'); ?><br />
<a href="javascript:resetCss();"><?php _e('reset', 'tcf-lang'); ?></a>
</th>
<td>
<textarea name="tcf_css" id="tcf_css" style="width:100%" rows="10"><?php echo $this->o['css'] ?></textarea><br />
<?php _e('Use this field or the <code>style.css</code> in your theme directory.', 'tcf-lang') ?>
</td>
</tr>
</table>
<p class="submit">
<input name="tcf_save" class="button-primary" value="<?php _e('Save Changes'); ?>" type="submit" />
</p>
</form>
<script type="text/javascript">
function resetCss()
{
css = ".contactform {}\n.contactform label {}\n.contactform input {}\n.contactform textarea {}\n"
+ ".contactform_respons {}\n.contactform_error {}\n.widget .contactform { /* same fields but in sidebar */ }";
document.getElementById('tcf_css').value = css;
}
</script>
</div>
</div>
<div class="postbox">
<h3><?php _e('Contact', 'tcf-lang') ?></h3>
<div class="inside">
<p>
Tiny Contact Form: <code><?php echo $tcf_version ?></code><br />
<?php _e('Bug? Problem? Question? Hint? Praise?', 'tcf-lang') ?><br />
<?php printf(__('Write a comment on the <a href="%s">plugin page</a>.', 'tcf-lang'), 'http://www.tomsdimension.de/wp-plugins/tiny-contact-form'); ?><br />
<?php _e('License') ?>: <a href="http://www.tomsdimension.de/postcards">Postcardware :)</a>
</p>
<p><a href="<?php echo get_bloginfo('wpurl').'/'.PLUGINDIR ?>/tiny-contact-form/readme.txt?KeepThis=true&TB_iframe=true" title="Tiny Contact Form - Readme.txt" class="thickbox"><strong>Readme.txt</strong></a></p>
</div>
</div>
</div>
<?php
}
/**
* adds admin menu
*/
function addOptionsPage()
{
global $wp_version;
$menutitle = '';
if ( version_compare( $wp_version, '2.6.999', '>' ) )
$menutitle = '<img src="'.$this->getResource('tcf_menu.png').'" alt="" /> ';
$menutitle .= 'Tiny Contact Form';
add_options_page('Tiny Contact Form', $menutitle, 9, 'tiny-contact-form', array( &$this, 'optionsPage'));
}
/**
* parses parameters
*
* @param string $atts parameters
*/
function shortcode( $atts )
{
// e.g. [TINY-CONTENT-FORM to="abc@xyz.com" subject="xyz"]
extract( shortcode_atts( array(
'to' => '',
'subject' => ''
), $atts) );
$this->userdata = array(
'to' => $to,
'subject' => $subject
);
return $this->showForm();
}
/**
* check input fields
*
* @return string message
*/
function checkInput( $n = '' )
{
// exit if no form data
if ( !isset($_POST['tcf_sendit'.$n]))
return false;
// hidden field check
if ( (isset($_POST['tcf_sendit'.$n]) && $_POST['tcf_sendit'.$n] != 1)
|| (isset($_POST['tcf_name'.$n]) && $_POST['tcf_name'.$n] != '') )
{
return 'No Spam please!';
}
// for captcha check
$o = get_option('tiny_contact_form');
$_POST['tcf_sender'.$n] = stripslashes(trim($_POST['tcf_sender'.$n]));
$_POST['tcf_email'.$n] = stripslashes(trim($_POST['tcf_email'.$n]));
$_POST['tcf_subject'.$n] = stripslashes(trim($_POST['tcf_subject'.$n]));
$_POST['tcf_msg'.$n] = stripslashes(trim($_POST['tcf_msg'.$n]));
// extra felder
$error = array();
if ( empty($_POST['tcf_sender'.$n]) )
$error[] = __('Name', 'tcf-lang');
if ( !is_email($_POST['tcf_email'.$n]) )
$error[] = __('Email', 'tcf-lang');
if ( empty($_POST['tcf_subject'.$n]) )
$error[] = __('Subject', 'tcf-lang');
if ( empty($_POST['tcf_msg'.$n]) )
$error[] = __('Your Message', 'tcf-lang');
if ( $o['captcha'] && !TinyContactFormCaptcha::isCaptchaOk() )
$error[] = $this->o['captcha_label'];
if ( $o['captcha2'] && ( empty($_POST['tcf_captcha2_'.$n]) || $_POST['tcf_captcha2_'.$n] != $o['captcha2_answer'] ) )
$error[] = $this->o['captcha2_question'];
if ( !empty($error) )
return __('Check these fields:', 'tcf-lang').' '.implode(', ', $error);
return 'OK';
}
/**
* clean up when uninstall
*/
function uninstall()
{
delete_option('tiny_contact_form');
}
/**
* adds custom style to page
*/
function addStyle()
{
echo "\n<!-- Tiny Contact Form -->\n"
."<style type=\"text/css\">\n"
.".tcf_input {display:none !important; visibility:hidden !important;}\n"
.$this->o['css']."\n"
."</style>\n";
}
/**
* adds an action link to the plugins page
*/
function pluginActions($links, $file)
{
if( $file == plugin_basename(__FILE__)
&& strpos( $_SERVER['SCRIPT_NAME'], '/network/') === false ) // not on network plugin page
{
$link = '<a href="options-general.php?page=tiny-contact-form">'.__('Settings').'</a>';
array_unshift( $links, $link );
}
return $links;
}
/**
* defines base64 encoded image recources
*/
function setRecources()
{
if ( isset($_GET['resource']) && !empty($_GET['resource']) )
{
# base64 encoding
$resources = array(
'tcf_menu.png' =>
'iVBORw0KGgoAAAANSUhEUgAAAAwAAAAMCAYAAABWdVznAAAAAX'.
'NSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAgY0hSTQAAeiYA'.
'AICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAABh0RV'.
'h0U29mdHdhcmUAUGFpbnQuTkVUIHYzLjM2qefiJQAAAEtJREFU'.
'KFNj9GD4/58BCnYwMDI2NDTA+TBxymiQDTAMMglkAz5Mum20t4'.
'GQm9HlwZ4k1iNgtWRpIMVZINewEusksDrkYEWOQFyGAABXBYxc'.
'mDNSvQAAAABJRU5ErkJggg==',
'tcf_logo.png' =>
'iVBORw0KGgoAAAANSUhEUgAAABgAAAAYCAYAAADgdz34AAAAAX'.
'NSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAgY0hSTQAAeiYA'.
'AICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAABh0RV'.
'h0U29mdHdhcmUAUGFpbnQuTkVUIHYzLjM2qefiJQAAAHpJREFU'.
'SEtj9GD4/58BC9jBwMgIEm5oaMAqj00PVjGQBdgwTDHIAkow0Q'.
'4ZvAppHkQ0t2Dwhi2xLqN5ENHcAmJ9OnjVUVIMEKMXXJjREsMt'.
'oHYYwxw9agHOkMUIIlpFNO1TEdCPrFBM7YQEN4+2FuAq7NDFyf'.
'YerS0AAHa/Vp9sTByIAAAAAElFTkSuQmCC');
if ( array_key_exists($_GET['resource'], $resources) )
{
$content = base64_decode($resources[ $_GET['resource'] ]);
$lastMod = filemtime(__FILE__);
$client = ( isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) ? $_SERVER['HTTP_IF_MODIFIED_SINCE'] : false );
if (isset($client) && (strtotime($client) == $lastMod))
{
header('Last-Modified: '.gmdate('D, d M Y H:i:s', $lastMod).' GMT', true, 304);
exit;
}
else
{
header('Last-Modified: '.gmdate('D, d M Y H:i:s', $lastMod).' GMT', true, 200);
header('Content-Length: '.strlen($content));
header('Content-Type: image/' . substr(strrchr($_GET['resource'], '.'), 1) );
echo $content;
exit;
}
}
}
}
/**
* gets image recource with given name
*/
function getResource( $resourceID ) {
return trailingsla****( get_bloginfo('url') ).'?resource='.$resourceID;
}
/**
* calls widget class
*/
function register_widgets()
{
register_widget('TinyContactForm_Widget');
}
} // TCF class
/**
* Captcha class
*/
class TinyContactFormCaptcha
{
var $first;
var $operation;
var $second;
var $answer;
var $captcha_id;
/**
* creates captcha
* @param String $seed ID
*/
function TinyContactFormCaptcha( $seed )
{
$this->captcha_id = $seed;
if ( $seed )
srand($seed);
$operation = rand(1, 4);
switch ( $operation )
{
case 1:
$this->operation = '+';
$this->first = rand(1, 20);
$this->second = rand(0, 20);
$this->answer = $this->first + $this->second;
break;
case 2:
$this->operation = '-';
$this->first = rand(1, 20);
$this->second = rand(0, ($this->first - 1));
$this->answer = $this->first - $this->second;
break;
case 3:
$this->operation = 'x';
$this->first = rand(1, 10);
$this->second = rand(1, 10);
$this->answer = $this->first * $this->second;
break;
case 4:
$this->operation = '/';
$this->first = rand(1, 20);
do
{
$this->second = rand(1, 20);
}
while (($this->first % $this->second) != 0);
$this->answer = $this->first / $this->second;
break;
}
}
/**
* returns answer
*/
function getAnswer()
{
return $this->answer;
}
/**
* returns question
*/
function getQuestion()
{
return $this->first.' '.$this->operation.' '.$this->second.' = ';
}
/**
* checks answer
*/
function isCaptchaOk()
{
$ok = true;
// time and ID in form?
if ($_POST[base64_encode(strrev('current_time'))] && $_POST[base64_encode(strrev('captcha'))])
{
// maximum 30 minutes to fill the form
if ((time() - strrev(base64_decode($_POST[base64_encode(strrev('current_time'))]))) > 1800)
$ok = false;
// check answer
$valid = new TinyContactFormCaptcha(strrev(base64_decode($_POST[base64_encode(strrev('captcha'))])));
if ($_POST[base64_encode(strrev('answer'))] != $valid->getAnswer())
$ok = false;
}
return $ok;
}
/**
* creates input fields in form
*/
function getCaptcha( $n = '' )
{
global $tiny_contact_form;
return '<input name="'.base64_encode(strrev('current_time')).'" type="hidden" value="'.base64_encode(strrev(time())).'" />'."\n"
.'<input name="'.base64_encode(strrev('captcha')).'" type="hidden" value="'.base64_encode(strrev($this->captcha_id)).'" />'."\n"
.'<label class="tcf_label" style="display:inline" for="tcf_captcha'.$n.'">'.$tiny_contact_form->o['captcha_label'].' <b>'.$this->getQuestion().'</b></label> <input id="tcf_captcha'.$n.'" name="'.base64_encode(strrev('answer')).'" type="text" size="2" />'."\n";
}
} // captcha class
class TinyContactForm_Widget extends WP_Widget
{
var $fields = array('Title', 'Subject', 'To');
/**
* constructor
*/
function TinyContactForm_Widget() {
parent::WP_Widget('tcform_widget', 'Tiny Contact Form', array('description' => 'Little Contact Form'));
}
/**
* display widget
*/
function widget( $args, $instance)
{
global $tiny_contact_form;
extract($args, EXTR_SKIP);
$title = empty($instance['title']) ? ' ' : apply_filters('widget_title', $instance['title']);
echo $before_widget;
if ( !empty( $title ) )
echo $before_title.$title.$after_title;
echo $tiny_contact_form->showForm( $instance );
echo $after_widget;
}
/**
* update/save function
*/
function update( $new_instance, $old_instance )
{
$instance = $old_instance;
foreach ( $this->fields as $f )
$instance[strtolower($f)] = strip_tags($new_instance[strtolower($f)]);
return $instance;
}
/**
* admin control form
*/
function form( $instance )
{
$default = array('title' => 'Tiny Contact Form');
$instance = wp_parse_args( (array) $instance, $default );
foreach ( $this->fields as $field )
{
$f = strtolower( $field );
$field_id = $this->get_field_id( $f );
$field_name = $this->get_field_name( $f );
echo "\r\n".'<p><label for="'.$field_id.'">'.__($field, 'tcf-lang').': <input type="text" class="widefat" id="'.$field_id.'" name="'.$field_name.'" value="'.attribute_escape( $instance[$f] ).'" /><label></p>';
}
}
} // widget class
?>
