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wp-email.php
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wp-email.php
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<?php
/*
Plugin Name: WP-EMail
Plugin URI: https://lesterchan.net/portfolio/programming/php/
Description: Allows people to recommand/send your WordPress blog's post/page to a friend.
Version: 2.69.1
Author: Lester 'GaMerZ' Chan
Author URI: https://lesterchan.net
Text Domain: wp-email
*/
/*
Copyright 2023 Lester Chan (email : lesterchan@gmail.com)
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
define( 'WP_EMAIL_VERSION', '2.69.1' );
### Define: Show Email Remarks In Logs?
define('EMAIL_SHOW_REMARKS', true);
### Create Text Domain For Translations
add_action( 'plugins_loaded', 'email_textdomain' );
function email_textdomain() {
load_plugin_textdomain( 'wp-email', false, dirname( plugin_basename( __FILE__ ) ) );
}
### E-Mail Table Name
global $wpdb;
$wpdb->email = $wpdb->prefix.'email';
### Function: E-Mail Administration Menu
add_action('admin_menu', 'email_menu');
function email_menu() {
add_menu_page(__('E-Mail', 'wp-email'), __('E-Mail', 'wp-email'), 'manage_email', 'wp-email/email-manager.php', '', 'dashicons-email-alt');
add_submenu_page('wp-email/email-manager.php', __('Manage E-Mail', 'wp-email'), __('Manage E-Mail', 'wp-email'), 'manage_email', 'wp-email/email-manager.php');
add_submenu_page('wp-email/email-manager.php', __('E-Mail Options', 'wp-email'), __('E-Mail Options', 'wp-email'), 'manage_email', 'wp-email/email-options.php');
}
### Function: Add htaccess Rewrite Endpoint - this handles all the rules
add_action( 'init', 'wp_email_endpoint' );
function wp_email_endpoint() {
add_rewrite_endpoint( 'email', EP_PERMALINK | EP_PAGES, 'wp_email' );
add_rewrite_endpoint( 'emailpopup', EP_PERMALINK | EP_PAGES, 'wp_email_popup' );
}
### Function: E-Mail Public Variables
add_filter('query_vars', 'email_variables');
function email_variables($public_query_vars) {
$public_query_vars[] = 'wp_email';
$public_query_vars[] = 'wp_email_popup';
return $public_query_vars;
}
### Function: Print Out jQuery Script At The Top
add_action('wp_head', 'email_javascripts_header');
function email_javascripts_header() {
wp_print_scripts('jquery');
}
### Function: Enqueue E-Mail Javascripts/CSS
add_action('wp_enqueue_scripts', 'email_scripts');
function email_scripts() {
if(@file_exists(get_stylesheet_directory().'/email-css.css')) {
wp_enqueue_style('wp-email', get_stylesheet_directory_uri().'/email-css.css', false, WP_EMAIL_VERSION, 'all');
} else {
wp_enqueue_style('wp-email', plugins_url('wp-email/email-css.css'), false, WP_EMAIL_VERSION, 'all');
}
if( is_rtl() ) {
if(@file_exists(get_stylesheet_directory().'/email-css-rtl.css')) {
wp_enqueue_style('wp-email-rtl', get_stylesheet_directory_uri().'/email-css-rtl.css', false, WP_EMAIL_VERSION, 'all');
} else {
wp_enqueue_style('wp-email-rtl', plugins_url('wp-email/email-css-rtl.css'), false, WP_EMAIL_VERSION, 'all');
}
}
$email_max = (int) get_option('email_multiple');
wp_enqueue_script('wp-email', plugins_url('wp-email/email-js.js'), array('jquery'), WP_EMAIL_VERSION, true);
wp_localize_script('wp-email', 'emailL10n', array(
'ajax_url' => admin_url('admin-ajax.php'),
'max_allowed' => $email_max,
'text_error' => __('The Following Error Occurs:', 'wp-email'),
'text_name_invalid' => __('- Your Name is empty/invalid', 'wp-email'),
'text_email_invalid' => __('- Your Email is empty/invalid', 'wp-email'),
'text_remarks_invalid' => __('- Your Remarks is invalid', 'wp-email'),
'text_friend_names_empty' => __('- Friend Name(s) is empty', 'wp-email'),
'text_friend_name_invalid' => __('- Friend Name is empty/invalid: ', 'wp-email'),
'text_max_friend_names_allowed' => sprintf(_n('- Maximum %s Friend Name allowed', '- Maximum %s Friend Names allowed', $email_max, 'wp-email'), number_format_i18n($email_max)),
'text_friend_emails_empty' => __('- Friend Email(s) is empty', 'wp-email'),
'text_friend_email_invalid' => __('- Friend Email is invalid: ', 'wp-email'),
'text_max_friend_emails_allowed' => sprintf(_n('- Maximum %s Friend Email allowed', '- Maximum %s Friend Emails allowed', $email_max, 'wp-email'), number_format_i18n($email_max)),
'text_friends_tally' => __('- Friend Name(s) count does not tally with Friend Email(s) count', 'wp-email'),
'text_image_verify_empty' => __('- Image Verification is empty', 'wp-email')
));
}
### Function: Display E-Mail Link
function email_link($email_post_text = '', $email_page_text = '', $echo = true) {
$output = '';
$using_permalink = get_option('permalink_structure');
$email_options = get_option('email_options');
$email_style = (int) $email_options['email_style'];
$email_type = (int) $email_options['email_type'];
if(empty($email_post_text)) {
$email_text = stripslashes($email_options['post_text']);
} else {
$email_text = $email_post_text;
}
$email_icon = plugins_url('wp-email/images/'.$email_options['email_icon']);
$email_link = get_permalink();
$email_html = stripslashes($email_options['email_html']);
$onclick = '';
// Fix For Static Page
if(get_option('show_on_front') === 'page' && is_page()) {
if((int) get_option('page_on_front') > 0) {
$email_link = _get_page_link();
}
}
switch($email_type) {
// E-Mail Standalone Page
case 1:
if(!empty($using_permalink)) {
if(substr($email_link, -1, 1) !== '/') {
$email_link= $email_link.'/';
}
if(is_page()) {
if(empty($email_page_text)) {
$email_text = stripslashes($email_options['page_text']);
} else {
$email_text = $email_page_text;
}
}
$email_link .= 'email/';
} else {
if(is_page()) {
if(empty($email_page_text)) {
$email_text = stripslashes($email_options['page_text']);
} else {
$email_text = $email_page_text;
}
}
$email_link .= '&wp_email=1';
}
break;
// E-Mail Popup
case 2:
if(!empty($using_permalink)) {
if(substr($email_link, -1, 1) !== '/') {
$email_link= $email_link.'/';
}
if(is_page()) {
if(empty($email_page_text)) {
$email_text = stripslashes($email_options['page_text']);
} else {
$email_text = $email_page_text;
}
}
$email_link .= 'emailpopup/';
} else {
if(is_page()) {
if(empty($email_page_text)) {
$email_text = stripslashes($email_options['page_text']);
} else {
$email_text = $email_page_text;
}
}
$email_link .= '&wp_email_popup=1';
}
$onclick = ' onclick="email_popup(this.href); return false;" ';
break;
}
unset($email_options);
switch($email_style) {
// Icon + Text Link
case 1:
$output = '<a href="'.$email_link.'"'.$onclick.' title="'.$email_text.'" rel="nofollow"><img class="WP-EmailIcon" src="' . esc_attr( $email_icon ) .'" alt="' . esc_attr( $email_text ) . '" title="' . esc_attr( $email_text ) . '" style="border: 0px;" /></a> <a href="' . esc_attr( $email_link ) .'"' . $onclick . ' title="' . esc_attr( $email_text ) . '" rel="nofollow">' . $email_text . '</a>';
break;
// Icon Only
case 2:
$output = '<a href="'.$email_link.'"'.$onclick.' title="'.$email_text.'" rel="nofollow"><img class="WP-EmailIcon" src="' . esc_attr( $email_icon ) .'" alt="' . esc_attr( $email_text ) . '" title="' . esc_attr( $email_text ) .'" style="border: 0px;" /></a>';
break;
// Text Link Only
case 3:
$output = '<a href="'.$email_link.'"'.$onclick.' title="'.$email_text.'" rel="nofollow">'.$email_text.'</a>';
break;
case 4:
$email_html = str_replace("%EMAIL_URL%", $email_link, $email_html);
$email_html = str_replace("%EMAIL_POPUP%", $onclick, $email_html);
$email_html = str_replace("%EMAIL_TEXT%", $email_text, $email_html);
$email_html = str_replace("%EMAIL_ICON_URL%", $email_icon, $email_html);
$output = $email_html;
break;
}
if($echo) {
echo $output."\n";
} else {
return $output;
}
}
### Function: Short Code For Inserting Email Links Into Posts/Pages
add_shortcode('email_link', 'email_link_shortcode');
function email_link_shortcode($atts) {
if(!is_feed()) {
return email_link('', '', false);
}
return __('Note: There is an email link embedded within this post, please visit this post to email it.', 'wp-email');
}
function email_link_shortcode2($atts) {
return '';
}
### Function: Short Code For DO NOT EMAIL Content
add_shortcode('donotemail', 'email_donotemail_shortcode');
function email_donotemail_shortcode($atts, $content = null) {
return do_shortcode($content);
}
function email_donotemail_shortcode2($atts, $content = null) {
return '';
}
### Function: Snippet Words
if(!function_exists( 'snippet_words' ) ) {
function snippet_words( $text, $length = 0 ) {
$words = explode(' ', $text);
return implode(' ', array_slice( $words, 0, $length ) ) . ' ...';
}
}
### Function: Snippet Text
if(!function_exists('snippet_text')) {
function snippet_text($text, $length = 0) {
$text = @html_entity_decode($text, ENT_QUOTES, get_option('blog_charset'));
if (mb_strlen($text) > $length) {
return htmlentities(mb_substr($text,0,$length), ENT_COMPAT, get_option('blog_charset')).'...';
}
return htmlentities($text, ENT_COMPAT, get_option('blog_charset'));
}
}
### Function: Add E-Mail Filters
function email_addfilters( $wp_query ) {
if ( $wp_query->is_main_query() ) {
add_filter( 'the_title', 'email_title' );
add_filter( 'the_content', 'email_form', 10, 5 );
}
}
### Function: Remove E-Mail Filters
function email_removefilters() {
remove_action( 'loop_start', 'email_addfilters' );
remove_filter( 'the_title', 'email_title' );
remove_filter( 'the_content', 'email_form', 10, 5 );
}
### Function: E-Mail Page Title
function email_pagetitle($page_title) {
$page_title .= ' » '.__('E-Mail', 'wp-email');
return $page_title;
}
### Function: Add noindex & nofollow to meta
function email_meta_nofollow() {
echo '<meta name="robots" content="noindex, nofollow" />'."\n";
}
### Function: E-Mail Post ID
if(!function_exists('get_the_id')) {
function get_the_id() {
global $id;
return $id;
}
}
### Function: Get E-Mail Remark
function email_get_remark() {
global $post;
return get_post_meta($post->ID, 'wp-email-remark', true);
}
### Function: Get E-Mail Title
function email_get_title() {
global $post;
$post_title = get_post_meta($post->ID, 'wp-email-title', true);
if( empty($post_title) ) {
$post_title = $post->post_title;
}
if(!empty($post->post_password)) {
$post_title = sprintf(__('Protected: %s', 'wp-email'), $post_title);
} elseif($post->post_status === 'private') {
$post_title = sprintf(__('Private: %s', 'wp-email'), $post_title);
}
return $post_title;
}
### Function: E-Mail Title
function email_title($page_title) {
if(in_the_loop()) {
$post_title = email_get_title();
$post_author = get_the_author();
$post_date = get_the_time(get_option('date_format').' ('.get_option('time_format').')', '', '', false);
$post_category = email_category(__(',', 'wp-email').' ');
$post_category_alt = strip_tags($post_category);
$template_title = stripslashes(get_option('email_template_title'));
$template_title = str_replace("%EMAIL_POST_TITLE%", $post_title, $template_title);
$template_title = str_replace("%EMAIL_POST_AUTHOR%", $post_author, $template_title);
$template_title = str_replace("%EMAIL_POST_DATE%", $post_date, $template_title);
$template_title = str_replace("%EMAIL_POST_CATEGORY%", $post_category, $template_title);
$template_title = str_replace("%EMAIL_BLOG_NAME%", get_bloginfo('name'), $template_title);
$template_title = str_replace("%EMAIL_BLOG_URL%", get_bloginfo('url'), $template_title);
$template_title = str_replace("%EMAIL_PERMALINK%", get_permalink(), $template_title);
return $template_title;
} else {
return $page_title;
}
}
### Function: E-Mail Category
function email_category($separator = ', ', $parents='') {
return get_the_category_list($separator, $parents);
}
### Function: E-Mail Content
function email_content() {
$content = get_email_content();
$email_snippet = (int) get_option('email_snippet');
if($email_snippet > 0) {
return snippet_words($content , $email_snippet);
} else {
return $content;
}
}
### Function: E-Mail Alternate Content
function email_content_alt() {
remove_filter('the_content', 'wptexturize');
$content = get_email_content();
$content = strip_tags($content);
$email_snippet = (int) get_option('email_snippet');
if($email_snippet > 0) {
return snippet_words($content , $email_snippet);
} else {
return $content;
}
}
### Function: E-Mail Get The Content
function get_email_content() {
global $pages, $multipage, $numpages;
$content = '';
if(post_password_required()) {
return __('Password Protected Post', 'wp-email');
}
if($multipage) {
for($page = 0; $page < $numpages; $page++) {
$content .= $pages[$page];
}
} else {
$content = $pages[0];
}
$content = html_entity_decode($content);
$content = htmlspecialchars_decode($content);
if(function_exists('print_rewrite')) {
remove_shortcode('donotprint');
add_shortcode('donotprint', 'print_donotprint_shortcode2');
}
remove_shortcode('donotemail');
add_shortcode('donotemail', 'email_donotemail_shortcode2');
remove_shortcode('email_link');
add_shortcode('email_link', 'email_link_shortcode2');
$content = apply_filters('the_content', $content);
return $content;
}
### Function: Get IP Address
if ( ! function_exists( 'get_ipaddress' ) ) {
function get_ipaddress() {
foreach ( array( 'HTTP_CF_CONNECTING_IP', 'HTTP_CLIENT_IP', 'HTTP_X_FORWARDED_FOR', 'HTTP_X_FORWARDED', 'HTTP_X_CLUSTER_CLIENT_IP', 'HTTP_FORWARDED_FOR', 'HTTP_FORWARDED', 'REMOTE_ADDR' ) as $key ) {
if ( array_key_exists( $key, $_SERVER ) === true ) {
foreach ( explode( ',', $_SERVER[$key] ) as $ip ) {
$ip = trim( $ip );
if ( filter_var( $ip, FILTER_VALIDATE_IP ) !== false ) {
return esc_attr( $ip );
}
}
}
}
}
}
function email_get_ipaddress() {
$ip = get_ipaddress();
$email_options = get_option( 'email_options' );
if ( ! empty( $email_options ) && ! empty( $email_options['ip_header'] ) && ! empty( $_SERVER[ $email_options['ip_header'] ] ) ) {
$ip = esc_attr( $_SERVER[ $email_options['ip_header'] ] );
}
return apply_filters( 'wp_email_ipaddress', $ip );
}
### Function: There Are Still Many PHP 4.x Users
if(!function_exists('htmlspecialchars_decode')) {
function htmlspecialchars_decode($string, $style = ENT_COMPAT) {
$translation = array_flip(get_html_translation_table(HTML_SPECIALCHARS,$style));
if($style === ENT_QUOTES) {
$translation['''] = '\'';
}
return strtr($string, $translation);
}
}
### Function: Check Vaild Name (AlphaNumeric With Spaces Allowed Only)
if(!function_exists('is_valid_name')) {
function is_valid_name($name) {
$regex = '/[(\*\(\)\[\]\+\,\/\?\:\;\'\"\`\~\\#\$\%\^\&\<\>)+]/';
return !(preg_match($regex, $name));
}
}
### Function: Check Valid E-Mail Address
if(!function_exists('is_valid_email')) {
function is_valid_email($email) {
$regex = '/^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/';
return (preg_match($regex, $email));
}
}
### Function: Check Valid Remarks (Ensure No E-Mail Injections)
if(!function_exists('is_valid_remarks')) {
function is_valid_remarks($content) {
$injection_strings = array('apparently-to', 'content-disposition', 'content-type', 'content-transfer-encoding', 'errors-to', 'in-reply-to', 'message-id', 'mime-version', 'multipart/mixed', 'multipart/alternative', 'multipart/related', 'reply-to', 'x-mailer', 'x-sender', 'x-uidl');
foreach ($injection_strings as $spam) {
$check = strpos(strtolower($content), $spam);
if ($check !== false) {
return false;
}
}
return true;
}
}
### Function: Check For E-Mail Spamming
function not_spamming() {
global $wpdb;
$last_emailed = $wpdb->get_var(
$wpdb->prepare( "SELECT email_timestamp FROM $wpdb->email WHERE email_ip = %s AND email_status = %s ORDER BY email_timestamp DESC LIMIT 1", email_get_ipaddress(), __( 'Success', 'wp-email' ) )
);
$email_allow_interval = (int) get_option( 'email_interval' ) * 60;
if( ( current_time( 'timestamp' ) - $last_emailed) < $email_allow_interval ) {
return false;
}
return true;
}
### Function: E-Mail Flood Interval
function email_flood_interval($echo = true) {
$email_allow_interval_min = (int) get_option('email_interval');
if($echo) {
echo $email_allow_interval_min;
} else {
return $email_allow_interval_min;
}
}
### Function: Fill In Email Fills If Logged In (By Aaron Campbell)
add_filter('email_form-fieldvalues', 'email_fill_fields');
function email_fill_fields($email_fields) {
global $current_user;
if ($current_user->ID > 0) {
$email_fields['yourname'] = esc_attr( $current_user->display_name );
$email_fields['youremail'] = esc_attr( $current_user->user_email );
}
return $email_fields;
}
### Function: E-Mail Form Header
function email_form_header( $temp_id, $echo = true ) {
global $id;
if((int) $temp_id > 0) {
$id = $temp_id;
}
$using_permalink = get_option('permalink_structure');
$permalink = get_permalink();
// Fix For Static Page
if(get_option('show_on_front') === 'page' && is_page()) {
if((int) get_option('page_on_front') > 0) {
$permalink = _get_page_link();
}
}
$output = '';
if(!empty($using_permalink)) {
if(is_page()) {
$output .= '<form action="'.$permalink.'emailpage/" method="post">'."\n";
$output .= '<p style="display: none;"><input type="hidden" id="page_id" name="page_id" value="'.$id.'" /></p>'."\n";
} else {
$output = '<form action="'.$permalink.'email/" method="post">'."\n";
$output .= '<p style="display: none;"><input type="hidden" id="p" name="p" value="'.$id.'" /></p>'."\n";
}
} else {
if(is_page()) {
$output .= '<form action="'.$permalink.'&wp_email=1" method="post">'."\n";
$output .= '<p style="display: none;"><input type="hidden" id="page_id" name="page_id" value="'.$id.'" /></p>'."\n";
} else {
$output .= '<form action="'.$permalink.'&wp_email=1" method="post">'."\n";
$output .= '<p style="display: none;"><input type="hidden" id="p" name="p" value="'.$id.'" /></p>'."\n";
}
}
$output .= '<p style="display: none;"><input type="hidden" id="wp-email_nonce" name="wp-email_nonce" value="'.wp_create_nonce('wp-email-nonce').'" /></p>'."\n";
if($echo) {
echo $output;
} else {
return $output;
}
}
### Function: E-Mail Form Header For Popup
function email_popup_form_header($echo = true, $temp_id) {
global $post;
$id = (int) $post->ID;
if((int) $temp_id > 0) {
$id = $temp_id;
}
$using_permalink = get_option('permalink_structure');
$permalink = get_permalink();
// Fix For Static Page
if(get_option('show_on_front') === 'page' && is_page()) {
if((int) get_option('page_on_front') > 0) {
$permalink = _get_page_link();
}
}
$output = '';
if(!empty($using_permalink)) {
if(is_page()) {
$output .= '<form action="'.$permalink.'emailpopuppage/" method="post">'."\n";
$output .= '<p style="display: none;"><input type="hidden" id="page_id" name="page_id" value="'.$id.'" /></p>'."\n";
} else {
$output = '<form action="'.$permalink.'emailpopup/" method="post">'."\n";
$output .= '<p style="display: none;"><input type="hidden" id="p" name="p" value="'.$id.'" /></p>'."\n";
}
} else {
if(is_page()) {
$output .= '<form action="'.$permalink.'&emailpopup=1" method="post">'."\n";
$output .= '<p style="display: none;"><input type="hidden" id="page_id" name="page_id" value="'.$id.'" /></p>'."\n";
} else {
$output .= '<form action="'.$permalink.'&emailpopup=1" method="post">'."\n";
$output .= '<p style="display: none;"><input type="hidden" id="p" name="p" value="'.$id.'" /></p>'."\n";
}
}
$output .= '<p style="display: none;"><input type="hidden" id="wp-email_nonce" name="wp-email_nonce" value="'.wp_create_nonce('wp-email-nonce').'" /></p>'."\n";
if($echo) {
echo $output;
} else {
return $output;
}
}
### Function: Multiple E-Mails
function email_multiple($echo = true) {
$email_multiple = (int) get_option('email_multiple');
$outut = '';
if($email_multiple > 1) {
$output = '<br /><em>'.sprintf(_n('Separate multiple entries with a comma. Maximum %s entry.', 'Separate multiple entries with a comma. Maximum %s entries.', $email_multiple, 'wp-email'), number_format_i18n($email_multiple)).'</em>';
if($echo) {
echo $outut;
} else {
return $output;
}
}
}
### Function: Get EMail Total Sent
if(!function_exists('get_emails')) {
function get_emails($echo = true) {
global $wpdb;
$totalemails = $wpdb->get_var("SELECT COUNT(email_id) FROM $wpdb->email");
if($echo) {
echo number_format_i18n($totalemails);
} else {
return number_format_i18n($totalemails);
}
}
}
### Function: Get EMail Total Sent Success
if( ! function_exists( 'get_emails_success' ) ) {
function get_emails_success( $echo = true ) {
global $wpdb;
$totalemails_success = $wpdb->get_var(
$wpdb->prepare( "SELECT COUNT(email_id) FROM $wpdb->email WHERE email_status = %s", __('Success', 'wp-email') )
);
if( $echo ) {
echo number_format_i18n( $totalemails_success );
} else {
return number_format_i18n( $totalemails_success );
}
}
}
### Function: Get EMail Total Sent Failed
if( ! function_exists( 'get_emails_failed' ) ) {
function get_emails_failed( $echo = true ) {
global $wpdb;
$totalemails_failed = $wpdb->get_var(
$wpdb->prepare( "SELECT COUNT(email_id) FROM $wpdb->email WHERE email_status = %s", __('Failed', 'wp-email') )
);
if( $echo ) {
echo number_format_i18n( $totalemails_failed );
} else {
return number_format_i18n( $totalemails_failed );
}
}
}
### Function: Get EMail Sent For Post
if( ! function_exists( 'get_email_count' ) ) {
function get_email_count( $post_id = 0, $echo = true ) {
global $wpdb;
if( $post_id === 0 ) {
global $post;
$post_id = $post->ID;
}
$totalemails = $wpdb->get_var(
$wpdb->prepare( "SELECT COUNT(email_id) FROM $wpdb->email WHERE email_postid = %d", $post_id )
);
if( $echo ) {
echo number_format_i18n( $totalemails );
} else {
return number_format_i18n( $totalemails );
}
}
}
### Function: Get Most E-Mailed
if(!function_exists('get_mostemailed')) {
function get_mostemailed($mode = '', $limit = 10, $chars = 0, $echo = true) {
global $wpdb, $post;
$temp_post = $post;
$where = '';
$temp = '';
if(!empty($mode) && $mode != 'both') {
$where = "post_type = '$mode'";
} else {
$where = '1=1';
}
$mostemailed= $wpdb->get_results("SELECT $wpdb->posts.*, COUNT($wpdb->email.email_postid) AS email_total FROM $wpdb->email LEFT JOIN $wpdb->posts ON $wpdb->email.email_postid = $wpdb->posts.ID WHERE post_date < '".current_time('mysql')."' AND $where AND post_password = '' AND post_status = 'publish' GROUP BY $wpdb->email.email_postid ORDER BY email_total DESC LIMIT $limit");
if($mostemailed) {
if($chars > 0) {
foreach ($mostemailed as $post) {
$post_title = get_the_title();
$email_total = (int) $post->email_total;
$temp .= "<li><a href=\"".get_permalink()."\">".snippet_text($post_title, $chars)."</a> - ".sprintf(_n('%s email', '%s emails', $email_total, 'wp-email'), number_format_i18n($email_total))."</li>\n";
}
} else {
foreach ($mostemailed as $post) {
$post_title = get_the_title();
$email_total = (int) $post->email_total;
$temp .= "<li><a href=\"".get_permalink()."\">$post_title</a> - ".sprintf(_n('%s email', '%s emails', $email_total, 'wp-email'), number_format_i18n($email_total))."</li>\n";
}
}
} else {
$temp = '<li>'.__('N/A', 'wp-email').'</li>'."\n";
}
$post = $temp_post;
if($echo) {
echo $temp;
} else {
return $temp;
}
}
}
### Function: Load WP-EMail
add_action('template_redirect', 'wp_email', 5);
function wp_email() {
global $wp_query;
$template_redirect = apply_filters( 'wp_email_template_redirect', true );
if( $template_redirect ) {
if (array_key_exists('wp_email', $wp_query->query_vars)) {
include(WP_PLUGIN_DIR . '/wp-email/email-standalone.php');
exit();
} elseif (array_key_exists('wp_email_popup', $wp_query->query_vars)) {
include(WP_PLUGIN_DIR . '/wp-email/email-popup.php');
exit();
}
}
}
### Function: Process E-Mail Form
add_action('wp_ajax_email', 'process_email_form');
add_action('wp_ajax_nopriv_email', 'process_email_form');
function process_email_form() {
global $wpdb, $post;
// If User Click On Mail
if(isset($_POST['action']) && $_POST['action'] == 'email') {
// Verify Referer
if(!check_ajax_referer('wp-email-nonce', 'wp-email_nonce', false))
{
_e('Failed To Verify Referrer', 'wp-email');
exit();
}
@session_start();
email_textdomain();
header('Content-Type: text/html; charset='.get_option('blog_charset').'');
// POST Variables
$yourname = ! empty($_POST['yourname']) ? sanitize_text_field( $_POST['yourname'] ) : '';
$youremail = ! empty($_POST['youremail']) ? sanitize_text_field( $_POST['youremail'] ) : '';
$yourremarks = ! empty($_POST['yourremarks'])? sanitize_text_field( $_POST['yourremarks'] ) : '';
$friendname = ! empty($_POST['friendname']) ? sanitize_text_field( $_POST['friendname'] ) : '';
$friendemail = ! empty($_POST['friendemail'])? sanitize_text_field( $_POST['friendemail'] ) : '';
$imageverify = ! empty($_POST['imageverify'])? $_POST['imageverify'] : '';
$p = ! empty($_POST['p']) ? (int) $_POST['p'] : 0;
$page_id = ! empty($_POST['page_id']) ? (int) $_POST['page_id'] : 0;
// Get Post Information
if($p > 0) {
$post_type = get_post_type($p);
$query_post = 'p='. $p . '&post_type=' . $post_type;
$id = $p;
} else {
$query_post = 'page_id='.$page_id;
$id = $page_id;
}
query_posts($query_post);
if(have_posts()) {
while(have_posts()) {
the_post();
$post_title = email_get_title();
$post_author = get_the_author();
$post_date = get_the_time(get_option('date_format').' ('.get_option('time_format').')', '', '', false);
$post_category = email_category(__(',', 'wp-email').' ');
$post_category_alt = strip_tags($post_category);
$post_excerpt = get_the_excerpt();
$post_content = email_content();
$post_content_alt = email_content_alt();
}
}
// Error
$error = '';
$error_field = array('yourname' => $yourname, 'youremail' => $youremail, 'yourremarks' => $yourremarks, 'friendname' => $friendname, 'friendemail' => $friendemail, 'id' => $id);
// Get Options
$email_fields = get_option('email_fields');
$email_image_verify = (int) get_option('email_imageverify');
// Multiple Names/Emails
$friends = array();
$friendname_count = 0;
$friendemail_count = 0;
$multiple_names = preg_split('/,|;/', $friendname);
$multiple_emails = preg_split('/,|;/', $friendemail);
$multiple_max = (int) get_option('email_multiple');
if($multiple_max === 0) { $multiple_max = 1; }
// Checking Your Name Field For Errors
if((int) $email_fields['yourname'] === 1) {
if(empty($yourname)) {
$error .= '<br /><strong>»</strong> '.__('Your Name is empty', 'wp-email');
}
if(!is_valid_name($yourname)) {
$error .= '<br /><strong>»</strong> '.__('Your Name is invalid', 'wp-email');
}
}
// Checking Your E-Mail Field For Errors
if((int) $email_fields['youremail'] === 1) {
if(empty($youremail)) {
$error .= '<br /><strong>»</strong> '.__('Your Email is empty', 'wp-email');
}
if(!is_valid_email($youremail)) {
$error .= '<br /><strong>»</strong> '.__('Your Email is invalid', 'wp-email');
}
}
// Checking Your Remarks Field For Errors
if((int) $email_fields['yourremarks'] === 1) {
if(!is_valid_remarks($yourremarks)) {
$error .= '<br /><strong>»</strong> '.__('Your Remarks is invalid', 'wp-email');
}
}
// Checking Friend's Name Field For Errors
if((int) $email_fields['friendname'] === 1) {
if(empty($friendname)) {
$error .= '<br /><strong>»</strong> '.__('Friend Name(s) is empty', 'wp-email');
} else {
if($multiple_names) {
foreach($multiple_names as $multiple_name) {
$multiple_name = trim($multiple_name);
if(empty($multiple_name)) {
$error .= '<br /><strong>»</strong> '.sprintf(__('Friend Name is empty: %s', 'wp-email'), $multiple_name);
} elseif(!is_valid_name($multiple_name)) {
$error .= '<br /><strong>»</strong> '.sprintf(__('Friend Name is invalid: %s', 'wp-email'), $multiple_name);
} else {
$friends[$friendname_count]['name'] = $multiple_name;
$friendname_count++;
}
if($friendname_count > $multiple_max) {
break;
}
}
}
}
}
// Checking Friend's E-Mail Field For Errors
if(empty($friendemail)) {
$error .= '<br /><strong>»</strong> '.__('Friend Email(s) is empty', 'wp-email');
} else {
if($multiple_emails) {
foreach($multiple_emails as $multiple_email) {
$multiple_email = trim($multiple_email);
if(empty($multiple_email)) {
$error .= '<br /><strong>»</strong> '.sprintf(__('Friend Email is empty: %s', 'wp-email'), $multiple_email);
} elseif(!is_valid_email($multiple_email)) {
$error .= '<br /><strong>»</strong> '.sprintf(__('Friend Email is invalid: %s', 'wp-email'), $multiple_email);
} else {
$friends[$friendemail_count]['email'] = $multiple_email;
$friendemail_count++;
}
if($friendemail_count > $multiple_max) {
break;
}
}
}
}
// Checking If The Fields Exceed The Size Of Maximum Entries Allowed
if(count($friends) > $multiple_max) {
$error .= '<br /><strong>»</strong> '.sprintf(_n('Maximum %s Friend allowed', 'Maximum %s Friend(s) allowed', $multiple_max, 'wp-email'), number_format_i18n($multiple_max));
}
if((int) $email_fields['friendname'] === 1) {
if($friendname_count !== $friendemail_count) {
$error .= '<br /><strong>»</strong> '.__('Friend Name(s) count does not tally with Friend Email(s) count', 'wp-email');
}
}
// Check Whether We Enable Image Verification
if($email_image_verify) {
$imageverify = strtoupper($imageverify);
if(empty($imageverify)) {
$error .= '<br /><strong>»</strong> '.__('Image Verification is empty', 'wp-email');
} else {
if($_SESSION['email_verify'] !== md5($imageverify)) {
$error .= '<br /><strong>»</strong> '.__('Image Verification failed', 'wp-email');
}
}
}
// If There Is No Error, We Process The E-Mail
if(empty($error) && not_spamming()) {
// If Remarks Is Empty, Assign N/A
if(empty($yourremarks)) { $yourremarks = __('N/A', 'wp-email'); }
// Template For E-Mail Subject
$template_email_subject = stripslashes(get_option('email_template_subject'));
$template_email_subject = str_replace("%EMAIL_YOUR_NAME%", $yourname, $template_email_subject);
$template_email_subject = str_replace("%EMAIL_YOUR_EMAIL%", $youremail, $template_email_subject);
$template_email_subject = str_replace("%EMAIL_POST_TITLE%", $post_title, $template_email_subject);
$template_email_subject = str_replace("%EMAIL_POST_AUTHOR%", $post_author, $template_email_subject);
$template_email_subject = str_replace("%EMAIL_POST_DATE%", $post_date, $template_email_subject);
$template_email_subject = str_replace("%EMAIL_POST_CATEGORY%", $post_category_alt, $template_email_subject);
$template_email_subject = str_replace("%EMAIL_BLOG_NAME%", get_bloginfo('name'), $template_email_subject);
$template_email_subject = str_replace("%EMAIL_BLOG_URL%", get_bloginfo('url'), $template_email_subject);
$template_email_subject = str_replace("%EMAIL_PERMALINK%", get_permalink(), $template_email_subject);
// Template For E-Mail Body
$template_email_body = stripslashes(get_option('email_template_body'));
$template_email_body = str_replace("%EMAIL_YOUR_NAME%", $yourname, $template_email_body);
$template_email_body = str_replace("%EMAIL_YOUR_EMAIL%", $youremail, $template_email_body);
$template_email_body = str_replace("%EMAIL_YOUR_REMARKS%", $yourremarks, $template_email_body);
$template_email_body = str_replace("%EMAIL_FRIEND_NAME%", $friendname, $template_email_body);
$template_email_body = str_replace("%EMAIL_FRIEND_EMAIL%", $friendemail, $template_email_body);
$template_email_body = str_replace("%EMAIL_POST_TITLE%", $post_title, $template_email_body);
$template_email_body = str_replace("%EMAIL_POST_AUTHOR%", $post_author, $template_email_body);
$template_email_body = str_replace("%EMAIL_POST_DATE%", $post_date, $template_email_body);
$template_email_body = str_replace("%EMAIL_POST_CATEGORY%", $post_category, $template_email_body);
$template_email_body = str_replace("%EMAIL_POST_EXCERPT%", $post_excerpt, $template_email_body);
$template_email_body = str_replace("%EMAIL_POST_CONTENT%", $post_content, $template_email_body);
$template_email_body = str_replace("%EMAIL_BLOG_NAME%", get_bloginfo('name'), $template_email_body);
$template_email_body = str_replace("%EMAIL_BLOG_URL%", get_bloginfo('url'), $template_email_body);
$template_email_body = str_replace("%EMAIL_PERMALINK%", get_permalink(), $template_email_body);
if( is_rtl() ) {
$template_email_body = "<div style=\"direction: rtl;\">$template_email_body</div>";
}
// Template For E-Mail Alternate Body
$template_email_bodyalt = stripslashes(get_option('email_template_bodyalt'));
$template_email_bodyalt = str_replace("%EMAIL_YOUR_NAME%", $yourname, $template_email_bodyalt);
$template_email_bodyalt = str_replace("%EMAIL_YOUR_EMAIL%", $youremail, $template_email_bodyalt);
$template_email_bodyalt = str_replace("%EMAIL_YOUR_REMARKS%", $yourremarks, $template_email_bodyalt);
$template_email_bodyalt = str_replace("%EMAIL_FRIEND_NAME%", $friendname, $template_email_bodyalt);
$template_email_bodyalt = str_replace("%EMAIL_FRIEND_EMAIL%", $friendemail, $template_email_bodyalt);
$template_email_bodyalt = str_replace("%EMAIL_POST_TITLE%", $post_title, $template_email_bodyalt);
$template_email_bodyalt = str_replace("%EMAIL_POST_AUTHOR%", $post_author, $template_email_bodyalt);
$template_email_bodyalt = str_replace("%EMAIL_POST_DATE%", $post_date, $template_email_bodyalt);
$template_email_bodyalt = str_replace("%EMAIL_POST_CATEGORY%", $post_category_alt, $template_email_bodyalt);
$template_email_bodyalt = str_replace("%EMAIL_POST_EXCERPT%", $post_excerpt, $template_email_bodyalt);
$template_email_bodyalt = str_replace("%EMAIL_POST_CONTENT%", $post_content_alt, $template_email_bodyalt);
$template_email_bodyalt = str_replace("%EMAIL_BLOG_NAME%", get_bloginfo('name'), $template_email_bodyalt);
$template_email_bodyalt = str_replace("%EMAIL_BLOG_URL%", get_bloginfo('url'), $template_email_bodyalt);
$template_email_bodyalt = str_replace("%EMAIL_PERMALINK%", get_permalink(), $template_email_bodyalt);
$email_contenttype = get_option( 'email_contenttype' );
$email_charset = get_bloginfo( 'charset' );
$from = $yourname . ' <' . $youremail . '>';
$to = array();
foreach($friends as $friend) {
$to[] = $friend['name'] . ' <' . $friend['email'] . '>';
}
$subject = $template_email_subject;
$message = $email_contenttype === 'text/plain' ? $template_email_bodyalt : $template_email_body;
$headers = array(
'From: ' . $from,
'Content-Type: ' . $email_contenttype . '; charset=' . $email_charset,
);
$send_mail = wp_mail( implode( ', ', $to ), $subject, $message, $headers );
if( $send_mail ) {
$email_status = __('Success', 'wp-email');
// Template For Sent Successfully
$template_email_sentsuccess = stripslashes(get_option('email_template_sentsuccess'));
$template_email_sentsuccess = str_replace("%EMAIL_FRIEND_NAME%", $friendname, $template_email_sentsuccess);
$template_email_sentsuccess = str_replace("%EMAIL_FRIEND_EMAIL%", $friendemail, $template_email_sentsuccess);
$template_email_sentsuccess = str_replace("%EMAIL_POST_TITLE%", $post_title, $template_email_sentsuccess);
$template_email_sentsuccess = str_replace("%EMAIL_BLOG_NAME%", get_bloginfo('name'), $template_email_sentsuccess);
$template_email_sentsuccess = str_replace("%EMAIL_BLOG_URL%", get_bloginfo('url'), $template_email_sentsuccess);
$template_email_sentsuccess = str_replace("%EMAIL_PERMALINK%", get_permalink(), $template_email_sentsuccess);
// If There Is Error Sending
} else {
if($yourremarks === __('N/A', 'wp-email')) { $yourremarks = ''; }
$email_status = __('Failed', 'wp-email');
// Template For Sent Failed
$template_email_sentfailed = stripslashes(get_option('email_template_sentfailed'));
$template_email_sentfailed = str_replace("%EMAIL_FRIEND_NAME%", $friendname, $template_email_sentfailed);
$template_email_sentfailed = str_replace("%EMAIL_FRIEND_EMAIL%", $friendemail, $template_email_sentfailed);
$template_email_sentfailed = str_replace("%EMAIL_ERROR_MSG%", '', $template_email_sentfailed);
$template_email_sentfailed = str_replace("%EMAIL_POST_TITLE%", $post_title, $template_email_sentfailed);
$template_email_sentfailed = str_replace("%EMAIL_BLOG_NAME%", get_bloginfo('name'), $template_email_sentfailed);
$template_email_sentfailed = str_replace("%EMAIL_BLOG_URL%", get_bloginfo('url'), $template_email_sentfailed);
$template_email_sentfailed = str_replace("%EMAIL_PERMALINK%", get_permalink(), $template_email_sentfailed);
}
// Logging
$email_yourname = addslashes($yourname);
$email_youremail = addslashes($youremail);
$email_yourremarks = addslashes($yourremarks);
$email_postid = (int) get_the_id();
$email_posttitle = addslashes($post_title);
$email_timestamp = current_time('timestamp');