.
*/
// our version number. Don't touch this or any line below
// unless you know exacly what you are doing
define( 'S2VERSION', '5.4' );
define( 'S2PATH', trailingslashit(dirname(__FILE__)) );
define( 'S2DIR', plugin_basename(dirname(__FILE__)) );
// Set minimum execution time to 5 minutes - won't affect safe mode
$safe_mode = array('On', 'ON', 'on', 1);
if ( !in_array(ini_get('safe_mode'), $safe_mode) && ini_get('max_execution_time') < 300 ) {
@ini_set('max_execution_time', 300);
}
// Pre-2.6 compatibility
if ( !defined('WP_CONTENT_URL') ) {
define( 'WP_CONTENT_URL', get_option('siteurl') . '/wp-content' );
}
if ( !defined('WP_CONTENT_DIR') ) {
define( 'WP_CONTENT_DIR', ABSPATH . 'wp-content' );
}
/* Include buttonsnap library by Owen Winckler */
if ( !class_exists('buttonsnap') ) {
require( WP_CONTENT_DIR . '/plugins/' . S2DIR . '/include/buttonsnap.php' );
}
$mysubscribe2 = new s2class;
$mysubscribe2->s2init();
// start our class
class s2class {
// variables and constructor are declared at the end
/**
Load all our strings
*/
function load_strings() {
// adjust the output of Subscribe2 here
$this->please_log_in = "" . __('To manage your subscription options please', 'subscribe2') . " " . __('login', 'subscribe2') . " .
";
$this->use_profile_admin = "" . __('You may manage your subscription options from your', 'subscribe2') . " " . __('profile', 'subscribe2') . " .
";
$this->use_profile_users = "" . __('You may manage your subscription options from your', 'subscribe2') . " " . __('profile', 'subscribe2') . " .
";
$this->confirmation_sent = "" . __('A confirmation message is on its way!', 'subscribe2') . "
";
$this->already_subscribed = "" . __('That email address is already subscribed.', 'subscribe2') . "
";
$this->not_subscribed = "" . __('That email address is not subscribed.', 'subscribe2') . "
";
$this->not_an_email = "" . __('Sorry, but that does not look like an email address to me.', 'subscribe2') . "
";
$this->barred_domain = "" . __('Sorry, email addresses at that domain are currently barred due to spam, please use an alternative email address.', 'subscribe2') . "
";
$this->error = "" . __('Sorry, there seems to be an error on the server. Please try again later.', 'subscribe2') . "
";
$this->no_page = "" . __('You must to create a WordPress page for this plugin to work correctly.', 'subscribe2') . "
";
$this->mail_sent = "
" . __('Message sent!', 'subscribe2') . "
";
$this->mail_failed = "" . __('Message failed! Check your settings and check with your hosting provider', 'subscribe2') . "
";
$this->form = "\r\n";
// confirmation messages
$this->no_such_email = "" . __('No such email address is registered.', 'subscribe2') . "
";
$this->added = "" . __('You have successfully subscribed!', 'subscribe2') . "
";
$this->deleted = "" . __('You have successfully unsubscribed.', 'subscribe2') . "
";
$this->subscribe = __('subscribe', 'subscribe2'); //ACTION replacement in subscribing confirmation email
$this->unsubscribe = __('unsubscribe', 'subscribe2'); //ACTION replacement in unsubscribing in confirmation email
// menu strings
$this->options_saved = __('Options saved!', 'subscribe2');
$this->options_reset = __('Options reset!', 'subscribe2');
} // end load_strings()
/* ===== WordPress menu registration and scripts ===== */
/**
Hook the menu
*/
function admin_menu() {
$s2management = add_management_page(__('Subscribers', 'subscribe2'), __('Subscribers', 'subscribe2'), "level_10", 's2_tools', array(&$this, 'manage_menu'));
add_action("admin_print_scripts-$s2management", array(&$this, 'checkbox_form_js'));
$s2options = add_options_page(__('Subscribe2 Options', 'subscribe2'), __('Subscribe2', 'subscribe2'), "level_10", 's2_settings', array(&$this, 'options_menu'));
add_action("admin_print_scripts-$s2options", array(&$this, 'checkbox_form_js'));
add_action("admin_print_scripts-$s2options", array(&$this, 'option_form_js'));
add_filter('plugin_row_meta', array(&$this, 'plugin_links'), 10, 2);
$s2user = add_users_page(__('Subscriptions', 'subscribe2'), __('Subscriptions', 'subscribe2'), "level_0", 's2_users', array(&$this, 'user_menu'));
add_action("admin_print_scripts-$s2user", array(&$this, 'checkbox_form_js'));
add_action("admin_print_styles-$s2user", array(&$this, 'user_admin_css'));
add_submenu_page('post-new.php', __('Mail Subscribers', 'subscribe2'), __('Mail Subscribers', 'subscribe2'), "level_2", 's2_posts', array(&$this, 'write_menu'));
$s2nonce = md5('subscribe2');
} // end admin_menu()
/**
Hook for Admin Drop Down Icons
*/
function ozh_s2_icon() {
return WP_CONTENT_URL . '/plugins/' . S2DIR . '/include/email_edit.png';
} // end ozh_s2_icon()
/**
Insert Javascript into admin_header
*/
function checkbox_form_js() {
wp_enqueue_script('s2_checkbox', WP_CONTENT_URL . '/plugins/' . S2DIR . '/include/s2_checkbox.js', array('jquery'), '1.0');
} //end checkbox_form_js()
function user_admin_css() {
wp_enqueue_style('s2_user_admin', WP_CONTENT_URL . '/plugins/ '. S2DIR . '/include/s2_user_admin.css', array(), '1.0');
}
function option_form_js() {
wp_enqueue_script('s2_edit', WP_CONTENT_URL . '/plugins/' . S2DIR . '/include/s2_edit.js', array('jquery'), '1.0');
} // end option_form_js()
/* ===== Install, upgrade, reset ===== */
/**
Install our table
*/
function install() {
// include upgrade-functions for maybe_create_table;
if ( !function_exists('maybe_create_table') ) {
require_once(ABSPATH . 'wp-admin/install-helper.php');
}
$date = date('Y-m-d');
$sql = "CREATE TABLE $this->public (
id int(11) NOT NULL auto_increment,
email varchar(64) NOT NULL default '',
active tinyint(1) default 0,
date DATE default '$date' NOT NULL,
ip char(64) NOT NULL default 'admin',
PRIMARY KEY (id) )";
// create the table, as needed
maybe_create_table($this->public, $sql);
$this->reset();
} // end install()
/**
Upgrade the database
*/
function upgrade() {
global $wpdb, $wp_version, $wpmu_version;
// include upgrade-functions for maybe_create_table;
if ( !function_exists('maybe_create_table') ) {
require_once(ABSPATH . 'wp-admin/install-helper.php');
}
$date = date('Y-m-d');
maybe_add_column($this->public, 'date', "ALTER TABLE `$this->public` ADD `date` DATE DEFAULT '$date' NOT NULL AFTER `active`;");
maybe_add_column($this->public, 'ip', "ALTER TABLE `$this->public` ADD `ip` char(64) DEFAULT 'admin' NOT NULL AFTER `date`;");
// let's take the time to check process registered users
// existing public subscribers are subscribed to all categories
$users = $this->get_all_registered('ID');
if ( !empty($users) ) {
foreach ( $users as $user ) {
$this->register($user);
}
}
// update the options table to serialized format
$old_options = $wpdb->get_col("SELECT option_name from $wpdb->options where option_name LIKE 's2%' AND option_name != 's2_future_posts'");
if ( !empty($old_options) ) {
foreach ( $old_options as $option ) {
$value = get_option($option);
$option_array = substr($option, 3);
$this->subscribe2_options[$option_array] = $value;
delete_option($option);
}
}
$this->subscribe2_options['version'] = S2VERSION;
//double check that the options are in the database
require(S2PATH . "include/options.php");
update_option('subscribe2_options', $this->subscribe2_options);
// upgrade old wpmu user meta data to new
if ( isset($wpmu_version) || strpos($wp_version, 'wordpress-mu') ) {
$this->namechange_subscribe2_widget();
// loop through all users
foreach ( $users as $user ) {
// get categories which the user is subscribed to (old ones)
$categories = get_usermeta($user, 's2_subscribed');
$categories = explode(',', $categories);
// load blogs of user (only if we need them)
$blogs = array();
if ( count($categories) > 0 && !in_array('-1', $categories) ) {
$blogs = get_blogs_of_user($user, true);
}
foreach ( $blogs as $blog_id => $blog ) {
switch_to_blog($blog_id);
$blog_categories = (array)$wpdb->get_col("SELECT term_id FROM $wpdb->term_taxonomy WHERE taxonomy = 'category'");
$subscribed_categories = array_intersect($categories, $blog_categories);
if ( !empty($subscribed_categories) ) {
foreach ( $subscribed_categories as $subscribed_category ) {
update_usermeta($user, $this->get_usermeta_keyname('s2_cat') . $subscribed_category, $subscribed_category);
}
update_usermeta($user, $this->get_usermeta_keyname('s2_subscribed'), implode(',', $subscribed_categories));
}
restore_current_blog();
}
// delete old user meta keys
delete_usermeta($user, 's2_subscribed');
foreach ( $categories as $cat ) {
delete_usermeta($user, 's2_cat' . $cat);
}
}
}
} // end upgrade()
/**
Reset our options
*/
function reset() {
delete_option('subscribe2_options');
wp_clear_scheduled_hook('s2_digest_cron');
unset($this->subscribe2_options);
require(S2PATH . "include/options.php");
update_option('subscribe2_options', $this->subscribe2_options);
} // end reset()
/* ===== mail handling ===== */
/**
Performs string substitutions for subscribe2 mail texts
*/
function substitute($string = '') {
if ( '' == $string ) {
return;
}
$string = str_replace("BLOGNAME", get_option('blogname'), $string);
$string = str_replace("BLOGLINK", get_bloginfo('url'), $string);
$string = str_replace("TITLE", stripslashes($this->post_title), $string);
$link = "permalink . "\">" . $this->permalink . " ";
$string = str_replace("PERMALINK", $link, $string);
if ( strstr($string, "TINYLINK") ) {
$tinylink = file_get_contents('http://tinyurl.com/api-create.php?url=' . urlencode($this->permalink));
if ( $tinylink !== 'Error' || $tinylink != false ) {
$tlink = "" . $tinylink . " ";
$string = str_replace("TINYLINK", $tlink, $string);
} else {
$string = str_replace("TINYLINK", $link, $string);
}
}
$string = str_replace("MYNAME", stripslashes($this->myname), $string);
$string = str_replace("EMAIL", $this->myemail, $string);
$string = str_replace("AUTHORNAME", $this->authorname, $string);
$string = str_replace("CATS", $this->post_cat_names, $string);
$string = str_replace("TAGS", $this->post_tag_names, $string);
$string = str_replace("COUNT", $this->post_count, $string);
return $string;
} // end substitute()
/**
Delivers email to recipients in HTML or plaintext
*/
function mail($recipients = array(), $subject = '', $message = '', $type='text') {
if ( empty($recipients) || '' == $message ) { return; }
if ( 'html' == $type ) {
$headers = $this->headers('html');
if ( 'yes' == $this->subscribe2_options['stylesheet'] ) {
$mailtext = apply_filters('s2_html_email', "" . $subject . " " . $subject . " " . $message . "");
}
} else {
$headers = $this->headers();
$message = preg_replace('|&[^a][^m][^p].{0,3};|', '', $message);
$message = preg_replace('|&|', '&', $message);
$message = wordwrap(strip_tags($message), 80, "\n");
$mailtext = apply_filters('s2_plain_email', $message);
}
// Replace any escaped html symbols in subject
$subject = html_entity_decode($subject, ENT_QUOTES);
// Construct BCC headers for sending or send individual emails
$bcc = '';
natcasesort($recipients);
if ( function_exists('wpmq_mail') || $this->subscribe2_options['bcclimit'] == 1 ) {
// BCCLimit is 1 so send individual emails
foreach ( $recipients as $recipient ) {
$recipient = trim($recipient);
// sanity check -- make sure we have a valid email
if ( !is_email($recipient) ) { continue; }
// Use the mail queue provided we are not sending a preview
if ( function_exists('wpmq_mail') && !$this->preview_email ) {
@wp_mail($recipient, $subject, $mailtext, $headers, '', 0);
} else {
@wp_mail($recipient, $subject, $mailtext, $headers);
}
}
return;
} elseif ( $this->subscribe2_options['bcclimit'] == 0 ) {
// we're not using BCCLimit
foreach ( $recipients as $recipient ) {
$recipient = trim($recipient);
// sanity check -- make sure we have a valid email
if ( !is_email($recipient) ) { continue; }
// and NOT the sender's email, since they'll get a copy anyway
if ( !empty($recipient) && $this->myemail != $recipient ) {
('' == $bcc) ? $bcc = "Bcc: $recipient" : $bcc .= ", $recipient";
// Bcc Headers now constructed by phpmailer class
}
}
$headers .= "$bcc\n";
} else {
// we're using BCCLimit
$count = 1;
$batch = array();
foreach ( $recipients as $recipient ) {
$recipient = trim($recipient);
// sanity check -- make sure we have a valid email
if ( !is_email($recipient) ) { continue; }
// and NOT the sender's email, since they'll get a copy anyway
if ( !empty($recipient) && $this->myemail != $recipient ) {
('' == $bcc) ? $bcc = "Bcc: $recipient" : $bcc .= ", $recipient";
// Bcc Headers now constructed by phpmailer class
}
if ( $this->subscribe2_options['bcclimit'] == $count ) {
$count = 0;
$batch[] = $bcc;
$bcc = '';
}
$count++;
}
// add any partially completed batches to our batch array
if ( '' != $bcc ) {
$batch[] = $bcc;
}
}
// rewind the array, just to be safe
reset($recipients);
// actually send mail
if ( isset($batch) && !empty($batch) ) {
foreach ( $batch as $bcc ) {
$newheaders = $headers . "$bcc\n";
$status = @wp_mail($this->myemail, $subject, $mailtext, $newheaders);
}
} else {
$status = @wp_mail($this->myemail, $subject, $mailtext, $headers);
}
return $status;
} // end mail()
/**
Construct standard set of email headers
*/
function headers($type='text') {
if ( empty($this->myname) || empty($this->myemail) ) {
$admin = $this->get_userdata($this->subscribe2_options['sender']);
$this->myname = html_entity_decode($admin->display_name, ENT_QUOTES);
$this->myemail = $admin->user_email;
}
$headers = "From: \"" . $this->myname . "\" <" . $this->myemail . ">\n";
$headers .= "Reply-To: \"" . $this->myname . "\" <" . $this->myemail . ">\n";
$headers .= "Return-path: <" . $this->myemail . ">\n";
$headers .= "Precedence: list\nList-Id: " . get_option('blogname') . "\n";
$headers .= "MIME-Version: 1.0\n";
$headers .= "X-Mailer: PHP" . phpversion() . "\n";
if ( $type == 'html' ) {
// To send HTML mail, the Content-Type header must be set
$headers .= "Content-Type: " . get_bloginfo('html_type') . "; charset=\"". get_bloginfo('charset') . "\"\n";
} else {
$headers .= "Content-Type: text/plain; charset=\"". get_bloginfo('charset') . "\"\n";
}
return $headers;
} // end headers()
/**
Sends an email notification of a new post
*/
function publish($post = 0, $preview = '') {
if ( !$post ) { return $post; }
if ( $preview == '' ) {
// we aren't sending a Preview to the current user so carry out checks
$s2mail = get_post_meta($post->ID, 's2mail', true);
if ( (isset($_POST['s2_meta_field']) && $_POST['s2_meta_field'] == 'no') || strtolower(trim($s2mail)) == 'no' ) { return $post; }
// are we doing daily digests? If so, don't send anything now
if ( $this->subscribe2_options['email_freq'] != 'never' ) { return $post; }
// is the current post a page
// and should this not generate a notification email?
if ( $this->subscribe2_options['pages'] == 'no' && $post->post_type == 'page' ) {
return $post;
}
// is this post set in the future?
if ( $post->post_date > current_time('mysql') ) {
// bail out
return $post;
}
//Are we sending notifications for password protected posts?
if ( $this->subscribe2_options['password'] == "no" && $post->post_password != '' ) {
return $post;
}
$post_cats = wp_get_post_categories($post->ID);
$check = false;
// is the current post assigned to any categories
// which should not generate a notification email?
foreach ( explode(',', $this->subscribe2_options['exclude']) as $cat ) {
if ( in_array($cat, $post_cats) ) {
$check = true;
}
}
if ( $check ) {
// hang on -- can registered users subscribe to
// excluded categories?
if ( '0' == $this->subscribe2_options['reg_override'] ) {
// nope? okay, let's leave
return $post;
}
}
// Are we sending notifications for Private posts?
// Action is added if we are, but double check option and post status
if ( $this->subscribe2_options['private'] == "yes" && $post->post_status == 'private' ) {
// don't send notification to public users
$check = true;
}
// lets collect our subscribers
if ( !$check ) {
// if this post is assigned to an excluded
// category, or is a private post then
// don't send public subscribers a notification
$public = $this->get_public();
}
$post_cats_string = implode(',', $post_cats);
$registered = $this->get_registered("cats=$post_cats_string");
// do we have subscribers?
if ( empty($public) && empty($registered) ) {
// if not, no sense doing anything else
return $post;
}
}
// we set these class variables so that we can avoid
// passing them in function calls a little later
$this->post_title = "ID) . "\">" . $post->post_title . " ";
$this->permalink = get_permalink($post->ID);
$author = get_userdata($post->post_author);
$this->authorname = $author->display_name;
// do we send as admin, or post author?
if ( 'author' == $this->subscribe2_options['sender'] ) {
// get author details
$user = &$author;
} else {
// get admin details
$user = $this->get_userdata($this->subscribe2_options['sender']);
}
$this->myemail = $user->user_email;
$this->myname = html_entity_decode($user->display_name, ENT_QUOTES);
$this->post_cat_names = implode(', ', wp_get_post_categories($post->ID, array('fields' => 'names')));
$this->post_tag_names = implode(', ', wp_get_post_tags($post->ID, array('fields' => 'names')));
// Get email subject
$subject = stripslashes(strip_tags($this->substitute($this->subscribe2_options['notification_subject'])));
// Get the message template
$mailtext = apply_filters('s2_email_template', $this->subscribe2_options['mailtext']);
$mailtext = stripslashes($this->substitute($mailtext));
$plaintext = $post->post_content;
if ( function_exists('strip_shortcodes') ) {
$plaintext = strip_shortcodes($plaintext);
}
$gallid = '[gallery id="' . $post->ID . '"]';
$post->post_content = str_replace('[gallery]', $gallid, $post->post_content);
$content = apply_filters('the_content', $post->post_content);
$content = str_replace("]]>", "]]>", $content);
$excerpt = $post->post_excerpt;
if ( '' == $excerpt ) {
// no excerpt, is there a ?
if ( false !== strpos($plaintext, '') ) {
list($excerpt, $more) = explode('', $plaintext, 2);
// strip leading and trailing whitespace
$excerpt = strip_tags($excerpt);
$excerpt = trim($excerpt);
} else {
// no , so grab the first 55 words
$excerpt = strip_tags($plaintext);
$words = explode(' ', $excerpt, $this->excerpt_length + 1);
if (count($words) > $this->excerpt_length) {
array_pop($words);
array_push($words, '[...]');
$excerpt = implode(' ', $words);
}
}
}
$html_excerpt = $post->post_excerpt;
if ( '' == $html_excerpt ) {
// no excerpt, is there a ?
if ( false !== strpos($content, '') ) {
list($html_excerpt, $more) = explode('', $content, 2);
// strip leading and trailing whitespace
$html_excerpt = balanceTags($html_excerpt);
$html_excerpt = trim($html_excerpt);
} else {
// no , so grab the first 55 words
$words = explode(' ', $content, $this->excerpt_length + 1);
if (count($words) > $this->excerpt_length) {
array_pop($words);
array_push($words, '[...]');
$html_excerpt = implode(' ', $words);
$html_excerpt = trim(balanceTags($html_excerpt));
}
}
}
// prepare mail body texts
$excerpt_body = str_replace("POST", $excerpt, $mailtext);
$full_body = str_replace("POST", strip_tags($plaintext), $mailtext);
$html_body = str_replace("\r\n", "" . __('Address(es) subscribed!', 'subscribe2') . "
" . __('Address(es) unsubscribed!', 'subscribe2') . "
" . __('Address(es) deleted!', 'subscribe2') . "
" . __('Status changed!', 'subscribe2') . "
" . __('Status changed!', 'subscribe2') . "
" . __('Reminder Email(s) Sent!', 'subscribe2') . "
" . __('Registered Users Subscribed!', 'subscribe2') . "
" . __('Registered Users Unsubscribed!', 'subscribe2') . "
" . __('Format updated for Registered Users!', 'subscribe2') . "
« '. __('Previous Page', 'subscribe2') .' ' . "\n";
}
if ( $total_pages > 1 ) {
for ( $page_num = 1; $page_num <= $total_pages; $page_num++ ) {
if ( $page == $page_num ) {
$strip .= "Page " . $page_num . " \n";
} else {
if ( $page_num < 3 || ( $page_num >= $page - 2 && $page_num <= $page + 2 ) || $page_num > $total_pages - 2 ) {
$args['s2page'] = $page_num;
$strip .= "" . $page_num . " \n";
$trunc = true;
} elseif ( $trunc == true ) {
$strip .= "...\n";
$trunc = false;
}
}
}
}
if ( ( $page ) * $this->subscribe2_options['entries'] < $total_subscribers ) {
$args['s2page'] = $page + 1;
$strip .= "". __('Next Page', 'subscribe2') . " » \n";
}
}
// show our form
echo "";
screen_icon();
echo "
" . __('Manage Subscribers', 'subscribe2') . " \r\n";
echo "
" . __('Preview message(s) sent to logged in user', 'subscribe2') . "
" . __('Subscription preferences updated.', 'subscribe2') . "
";
screen_icon();
echo "
" . __('Notification Settings', 'subscribe2') . " \r\n";
if ( isset($_GET['email']) ) {
$user = get_userdata($user_ID);
echo "
" . __('Editing Subscribe2 preferences for user', 'subscribe2') . ": " . $user->display_name . " ";
}
echo "
\r\n";
// list of subscribed blogs on wordpress mu
if ( $this->s2_mu && !isset($_GET['email']) ) {
global $blog_id;
$s2blog_id = $blog_id;
$blogs = get_blog_list(0, 'all');
$blogs_subscribed = array();
$blogs_notsubscribed = array();
foreach ( $blogs as $key => $blog ) {
// switch to blog
switch_to_blog($blog['blog_id']);
// check that the plugin is active on the current blog
$current_plugins = get_option('active_plugins');
if ( !is_array($current_plugins) ) {
$current_plugins = (array)$current_plugins;
}
if ( !in_array(S2DIR . '/subscribe2.php', $current_plugins) ) {
continue;
}
// check if we're subscribed to the blog
$subscribed = get_usermeta($user_ID, $this->get_usermeta_keyname('s2_subscribed'));
$blogname = get_bloginfo('name');
if ( strlen($blogname) > 30 ) {
$blog['blogname'] = wp_html_excerpt($blogname, 30) . "..";
} else {
$blog['blogname'] = $blogname;
}
$blog['description'] = get_bloginfo('description');
$blog['blogurl'] = get_bloginfo('url');
$blog['subscribe_page'] = get_bloginfo('url') . "/wp-admin/users.php?page=s2_users";
$key = strtolower($blog['blogname'] . "-" . $blog['blog_id']);
if ( !empty($subscribed) ) {
$blogs_subscribed[$key] = $blog;
} else {
$blogs_notsubscribed[$key] = $blog;
}
restore_current_blog();
}
if ( !empty($blogs_subscribed) ) {
ksort($blogs_subscribed);
echo "
" . __('Subscribed Blogs', 'subscribe2') . " \r\n";
echo "
\r\n";
foreach ( $blogs_subscribed as $blog ) {
echo "" . $blog['blogname'] . " " . __('Viewing Settings Now', 'subscribe2') . " \r\n";
} else {
echo "";
if ( is_blog_user($blog['blog_id']) ) {
echo "" . __('View Settings', 'subscribe2') . " \r\n";
}
echo "" . __('Unsubscribe', 'subscribe2') . " \r\n";
}
echo "" . $blog['description'] . "
\r\n";
echo " \r\n";
}
if ( !empty($blogs_notsubscribed) ) {
ksort($blogs_notsubscribed);
echo "
" . __('Subscribe to new blogs', 'subscribe2') . " \r\n";
echo "
";
foreach ( $blogs_notsubscribed as $blog ) {
echo "" . $blog['blogname'] . " " . __('Viewing Settings Now', 'subscribe2') . " \r\n";
} else {
echo "";
if ( is_blog_user($blog['blog_id']) ) {
echo "" . __('View Settings', 'subscribe2') . " \r\n";
}
echo "" . __('Subscribe', 'subscribe2') . " \r\n";
}
echo "" . $blog['description'] . "
\r\n";
echo " \r\n";
}
}
echo "
";
screen_icon();
echo "
" . __('Send an email to subscribers', 'subscribe2') . " \r\n";
echo "
\r\n";
foreach ( $who as $whom => $display ) {
if ( in_array($whom, $exclude) ) { continue; }
if ( 0 == $count[$whom] ) { continue; }
echo "$display (" . ($count[$whom]) . ") \r\n";
}
if ( $count['registered'] > 0 ) {
foreach ( $all_cats as $cat ) {
if ( in_array($cat->term_id, $exclude) ) { continue; }
echo "term_id . "\"";
if ( $cat->term_id == $selected ) { echo " selected=\"selected\" "; }
echo "> " . $cat->name . " (" . $count[$cat->name] . ") \r\n";
}
}
echo " ";
if ( false !== $submit ) {
echo " \r\n";
foreach ( $admins as $admin ) {
echo "ID . "\"";
if ( $admin->ID == $this->subscribe2_options['sender'] ) {
echo " selected=\"selected\"";
}
echo ">" . $admin->display_name . " \r\n";
}
echo " \r\n";
} // end admin_dropdown()
/**
Display a dropdown of choices for digest email frequency
and give user details of timings when event is scheduled
*/
function display_digest_choices() {
global $wpdb;
$scheduled_time = wp_next_scheduled('s2_digest_cron');
$schedule = (array)wp_get_schedules();
$schedule = array_merge(array('never' => array('interval' => 0, 'display' => __('For each Post', 'subscribe2'))), $schedule);
$sort = array();
foreach ( (array)$schedule as $key => $value ) {
$sort[$key] = $value['interval'];
}
asort($sort);
$schedule_sorted = array();
foreach ( $sort as $key => $value ) {
$schedule_sorted[$key] = $schedule[$key];
}
foreach ( $schedule_sorted as $key => $value ) {
echo "\r\n";
while ( $hour = current($hours) ) {
echo "" . $hour . " \r\n";
next($hours);
}
echo " \r\n";
echo "" . __('This option will be ignored if the time selected is not in the future in relation to the current time', 'subscribe2') . " " . __('Current UTC time is', 'subscribe2') . ": \r\n";
echo "" . date_i18n($datetime, false, 'gmt') . "
\r\n";
echo "" . __('Current blog time is', 'subscribe2') . ": \r\n";
echo "" . date_i18n($datetime) . "
\r\n";
echo "" . __('Next email notification will be sent when your blog time is after', 'subscribe2') . ": \r\n";
echo "" . date_i18n($datetime, $scheduled_time) . "
\r\n";
} else {
echo "\r\n";
foreach ( $pages as $page ) {
echo "ID . "\"";
if ( $page->ID == $this->subscribe2_options['s2page'] ) {
echo " selected=\"selected\"";
}
echo ">" . $page->post_title . " \r\n";
}
echo " \r\n";
} // end pages_dropdown()
/**
Filter for usermeta table key names to adjust them if needed for WPMU blogs
*/
function get_usermeta_keyname($metaname) {
global $wpdb, $wp_version, $wpmu_version;
// Is this WordPressMU or not?
if ( isset($wpmu_version) || strpos($wp_version, 'wordpress-mu') ) {
switch( $metaname ) {
case 's2_subscribed':
case 's2_cat':
return $wpdb->prefix . $metaname;
break;
}
}
// Not MU or not a prefixed option name
return $metaname;
}
/**
Adds a links directly to the settings page from the plugin page
*/
function plugin_links($links, $file) {
if ( $file == S2DIR.'/subscribe2.php' ) {
$links[] = "" . __('Settings', 'subscribe2') . " ";
$links[] = "" . __('Donate', 'subscribe2') . " " . __('Forum', 'subscribe2') . " ";
}
return $links;
} // end plugin_links()
/**
Adds information to the WordPress registration screen for new users
*/
function register_form() {
if ( 'wpreg' == $this->subscribe2_options['autosub'] ) {
echo "\r\n";
echo __('Check here to Subscribe to email notifications for new posts') . ": \r\n";
echo "
\r\n";
} elseif ( 'yes' == $this->subscribe2_options['autosub'] ) {
echo "\r\n
\r\n";
echo __('By registering with this blog you are also agreeing to receive email notifications for new posts but you can unsubscribe at anytime', 'subscribe2') . ". \r\n";
}
}
/**
Process function to add action if user selects to subscribe to posts during registration
*/
function register_post() {
if ( 'on' == $_POST['subscribe'] ) {
$user = get_userdatabylogin($_POST['user_login']);
if ( 0 == $user->ID ) { return; }
$this->register($user->ID);
}
}
/**
Create meta box on write pages
*/
function s2_meta_init() {
if ( function_exists('add_meta_box') ) {
add_meta_box('subscribe2', __('Subscribe2 Notification Override', 'subscribe2' ), array(&$this, 's2_meta_box'), 'post', 'advanced');
add_meta_box('subscribe2', __('Subscribe2 Notification Override', 'subscribe2' ), array(&$this, 's2_meta_box'), 'page', 'advanced');
} else {
add_action('dbx_post_advanced', array(&$this, 's2_meta_box_old'));
add_action('dbx_page_advanced', array(&$this, 's2_meta_box_old'));
}
} // end s2_meta_init()
/**
Meta box code for WordPress 2.5+
*/
function s2_meta_box() {
global $post_ID;
$s2mail = get_post_meta($post_ID, 's2mail', true);
echo "\r\n";
echo "
\r\n";
echo "
" . __('Subscribe2 Notification Override', 'subscribe2') . " \r\n";
echo "\r\n";
$this->s2_meta_box();
echo "
)?(\n)*(\n)*(
)?|', $this->s2form, $content);
} // end filter()
/**
Overrides the default query when handling a (un)subscription confirmation
This is basically a trick: if the s2 variable is in the query string, just grab the first
static page and override it's contents later with title_filter()
*/
function query_filter() {
// don't interfere if we've already done our thing
if ( 1 == $this->filtered ) { return; }
global $wpdb;
if ( 0 != $this->subscribe2_options['s2page'] ) {
return "page_id=" . $this->subscribe2_options['s2page'];
} else {
$id = $wpdb->get_var("SELECT ID FROM $wpdb->posts WHERE post_type='page' AND post_status='publish' LIMIT 1");
if ( $id ) {
return "page_id=$id";
} else {
return "showposts=1";
}
}
} // end query_filter()
/**
Overrides the page title
*/
function title_filter($title) {
// don't interfere if we've already done our thing
if ( in_the_loop() ) {
return __('Subscription Confirmation', 'subscribe2');
} else {
return $title;
}
} // end title_filter()
/* ===== widget functions ===== */
/**
Registers our widget so it appears with the other available
widgets and can be dragged and dropped into any active sidebars
*/
function widget_subscribe2widget($args) {
extract($args);
$options = get_option('widget_subscribe2widget');
$title = empty($options['title']) ? __('Subscribe2', 'subscribe2') : $options['title'];
$div = empty($options['div']) ? 'search' : $options['div'];
$widgetprecontent = empty($options['widgetprecontent']) ? '' : $options['widgetprecontent'];
$widgetpostcontent = empty($options['widgetpostcontent']) ? '' : $options['widgetpostcontent'];
echo $before_widget;
echo $before_title . $title . $after_title;
echo "";
$content = s2class::filter('');
if ( !empty($widgetprecontent) ) {
echo $widgetprecontent;
}
echo $content;
if ( !empty($widgetpostcontent) ) {
echo $widgetpostcontent;
}
echo "
";
echo $after_widget;
} // end widget_subscribe2widget()
/**
Register the optional widget control form
*/
function widget_subscribe2widget_control() {
$options = $newoptions = get_option('widget_subscribe2widget');
if ( $_POST["s2w-submit"] ) {
$newoptions['title'] = strip_tags(stripslashes($_POST["s2w-title"]));
$newoptions['div'] = sanitize_title(strip_tags(stripslashes($_POST["s2w-div"])));
$newoptions['widgetprecontent'] = stripslashes($_POST["s2w-widgetprecontent"]);
$newoptions['widgetpostcontent'] = stripslashes($_POST["s2w-widgetpostcontent"]);
}
if ( $options != $newoptions ) {
$options = $newoptions;
update_option('widget_subscribe2widget', $options);
}
$title = htmlspecialchars($options['title'], ENT_QUOTES);
$widgetprecontent = htmlspecialchars($options['widgetprecontent'], ENT_QUOTES);
$widgetpostcontent = htmlspecialchars($options['widgetpostcontent'], ENT_QUOTES);
$div = $options['div'];
echo "" . __('Title', 'subscribe2') . ":";
echo "
";
echo "" . __('Div class name', 'subscribe2') . ":";
echo "
";
echo "" . __('Pre-Content', 'subscribe2') . ":";
echo "
";
echo "" . __('Post-Content', 'subscribe2') . ":";
echo "
";
echo "" . __('[Un]Subscribe to Posts', 'subscribe2') . "