reformat and document lib/mail.php for phpcs conformance

darcs-hash:20081223173330-84dde-8cbbfd3953e8a67d5e58679431f93651ddf3122a.gz

1 files changed, 480 insertions, 224 deletions

diff --git a/lib/mail.php b/lib/mail.php
index c90140d3c..5638ae9bf 100644
--- a/lib/mail.php
+++ b/lib/mail.php
@@ -1,9 +1,12 @@
 <?php
-/*
- * Laconica - a distributed open-source microblogging tool
- * Copyright (C) 2008, Controlez-Vous, Inc.
+/**
+ * Laconica, the distributed open-source microblogging tool
  *
- * This program is free software: you can redistribute it and/or modify
+ * utilities for sending email
+ *
+ * PHP version 5
+ *
+ * LICENCE: This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
@@ -15,304 +18,557 @@
  *
  * You should have received a copy of the GNU Affero General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @category  Mail
+ * @package   Laconica
+ * @author    Evan Prodromou <evan@controlyourself.ca>
+ * @author    Zach Copley <zach@controlyourself.ca>
+ * @author    Robin Millette <millette@controlyourself.ca>
+ * @author    Sarven Capadisli <csarven@controlyourself.ca>
+ * @copyright 2008 Control Yourself, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link      http://laconi.ca/
  */
 
-if (!defined('LACONICA')) { exit(1); }
+if (!defined('LACONICA')) {
+    exit(1);
+}
 
-require_once('Mail.php');
+require_once 'Mail.php';
 
-function mail_backend() {
-	static $backend = NULL;
+/**
+ * return the configured mail backend
+ *
+ * Uses the $config array to make a mail backend. Cached so it is safe to call
+ * more than once.
+ *
+ * @return Mail backend
+ */
 
-	if (!$backend) {
-		global $config;
-		$backend = Mail::factory($config['mail']['backend'],
-								 ($config['mail']['params']) ? $config['mail']['params'] : array());
-		if (PEAR::isError($backend)) {
-			common_server_error($backend->getMessage(), 500);
-		}
-	}
-	return $backend;
+function mail_backend()
+{
+    static $backend = null;
+
+    if (!$backend) {
+        global $config;
+        $backend = Mail::factory($config['mail']['backend'],
+                                 ($config['mail']['params']) ?
+                                 $config['mail']['params'] :
+                                 array());
+        if (PEAR::isError($backend)) {
+            common_server_error($backend->getMessage(), 500);
+        }
+    }
+    return $backend;
 }
 
-# XXX: use Mail_Queue... maybe
+/**
+ * send an email to one or more recipients
+ *
+ * @param array  $recipients array of strings with email addresses of recipients
+ * @param array  $headers    array mapping strings to strings for email headers
+ * @param string $body       body of the email
+ *
+ * @return boolean success flag
+ */
 
-function mail_send($recipients, $headers, $body) {
-	$backend = mail_backend();
+function mail_send($recipients, $headers, $body)
+{
+    // XXX: use Mail_Queue... maybe
+    $backend = mail_backend();
     if (!isset($headers['Content-Type'])) {
         $headers['Content-Type'] = 'text/plain; charset=UTF-8';
     }
-	assert($backend); # throws an error if it's bad
-	$sent = $backend->send($recipients, $headers, $body);
-	if (PEAR::isError($sent)) {
-		common_log(LOG_ERR, 'Email error: ' . $sent->getMessage());
-		return false;
-	}
-	return true;
+    assert($backend); // throws an error if it's bad
+    $sent = $backend->send($recipients, $headers, $body);
+    if (PEAR::isError($sent)) {
+        common_log(LOG_ERR, 'Email error: ' . $sent->getMessage());
+        return false;
+    }
+    return true;
 }
 
-function mail_domain() {
-	$maildomain = common_config('mail', 'domain');
-	if (!$maildomain) {
-		$maildomain = common_config('site', 'server');
-	}
-	return $maildomain;
-}
+/**
+ * returns the configured mail domain
+ *
+ * Defaults to the server name.
+ *
+ * @return string mail domain, suitable for making email addresses.
+ */
 
-function mail_notify_from() {
-	$notifyfrom = common_config('mail', 'notifyfrom');
-	if (!$notifyfrom) {
-		$domain = mail_domain();
-		$notifyfrom = common_config('site', 'name') .' <noreply@'.$domain.'>';
-	}
-	return $notifyfrom;
+function mail_domain()
+{
+    $maildomain = common_config('mail', 'domain');
+    if (!$maildomain) {
+        $maildomain = common_config('site', 'server');
+    }
+    return $maildomain;
 }
 
-function mail_to_user(&$user, $subject, $body, $address=NULL) {
-	if (!$address) {
-		$address = $user->email;
-	}
+/**
+ * returns a good address for sending email from this server
+ *
+ * Uses either the configured value or a faked-up value made
+ * from the mail domain.
+ *
+ * @return string notify from address
+ */
+
+function mail_notify_from()
+{
+    $notifyfrom = common_config('mail', 'notifyfrom');
 
-	$recipients = $address;
-	$profile = $user->getProfile();
+    if (!$notifyfrom) {
 
-	$headers['From'] = mail_notify_from();
-	$headers['To'] = $profile->getBestName() . ' <' . $address . '>';
-	$headers['Subject'] = $subject;
+        $domain = mail_domain();
 
-	return mail_send($recipients, $headers, $body);
+        $notifyfrom = common_config('site', 'name') .' <noreply@'.$domain.'>';
+    }
+
+    return $notifyfrom;
 }
 
-# For confirming a Jabber address
+/**
+ * sends email to a user
+ *
+ * @param User   &$user   user to send email to
+ * @param string $subject subject of the email
+ * @param string $body    body of the email
+ * @param string $address optional specification of email address
+ *
+ * @return boolean success flag
+ */
 
-function mail_confirm_address($user, $code, $nickname, $address) {
+function mail_to_user(&$user, $subject, $body, $address=null)
+{
+    if (!$address) {
+        $address = $user->email;
+    }
 
-	$subject = _('Email address confirmation');
+    $recipients = $address;
+    $profile    = $user->getProfile();
 
-    $body = sprintf(_("Hey, %s.\n\nSomeone just entered this email address on %s.\n\n" .
-        "If it was you, and you want to confirm your entry, use the URL below:\n\n\t%s\n\n" .
-        "If not, just ignore this message.\n\nThanks for your time, \n%s\n")
-        , $nickname, common_config('site', 'name')
-        , common_local_url('confirmaddress', array('code' => $code)), common_config('site', 'name'));
-     return mail_to_user($user, $subject, $body, $address);
+    $headers['From']    = mail_notify_from();
+    $headers['To']      = $profile->getBestName() . ' <' . $address . '>';
+    $headers['Subject'] = $subject;
+
+    return mail_send($recipients, $headers, $body);
 }
 
-function mail_subscribe_notify($listenee, $listener) {
-	$other = $listener->getProfile();
-	mail_subscribe_notify_profile($listenee, $other);
+/**
+ * Send an email to confirm a user's control of an email address
+ *
+ * @param User   $user     User claiming the email address
+ * @param string $code     Confirmation code
+ * @param string $nickname Nickname of user
+ * @param string $address  email address to confirm
+ *
+ * @see common_confirmation_code()
+ *
+ * @return success flag
+ */
+
+function mail_confirm_address($user, $code, $nickname, $address)
+{
+    $subject = _('Email address confirmation');
+
+    $body = sprintf(_("Hey, %s.\n\n".
+                      "Someone just entered this email address on %s.\n\n" .
+                      "If it was you, and you want to confirm your entry, ".
+                      "use the URL below:\n\n\t%s\n\n" .
+                      "If not, just ignore this message.\n\n".
+                      "Thanks for your time, \n%s\n"),
+                    $nickname, common_config('site', 'name'),
+                    common_local_url('confirmaddress', array('code' => $code)),
+                    common_config('site', 'name'));
+    return mail_to_user($user, $subject, $body, $address);
+}
+
+/**
+ * notify a user of subscription by another user
+ *
+ * This is just a wrapper around the profile-based version.
+ *
+ * @param User $listenee user who is being subscribed to
+ * @param User $listener user who is subscribing
+ *
+ * @see mail_subscribe_notify_profile()
+ *
+ * @return void
+ */
+
+function mail_subscribe_notify($listenee, $listener)
+{
+    $other = $listener->getProfile();
+    mail_subscribe_notify_profile($listenee, $other);
 }
 
-function mail_subscribe_notify_profile($listenee, $other) {
-	if ($listenee->email && $listenee->emailnotifysub) {
-        // use the recipients localization
+/**
+ * notify a user of subscription by a profile (remote or local)
+ *
+ * This function checks to see if the listenee has an email
+ * address and wants subscription notices.
+ *
+ * @param User    $listenee user who's being subscribed to
+ * @param Profile $other    profile of person who's listening
+ *
+ * @return void
+ */
+
+function mail_subscribe_notify_profile($listenee, $other)
+{
+    if ($listenee->email && $listenee->emailnotifysub) {
+
+        // use the recipient's localization
         common_init_locale($listenee->language);
-		$profile = $listenee->getProfile();
-		$name = $profile->getBestName();
-		$long_name = ($other->fullname) ? ($other->fullname . ' (' . $other->nickname . ')') : $other->nickname;
-		$recipients = $listenee->email;
-		$headers['From'] = mail_notify_from();
-		$headers['To'] = $name . ' <' . $listenee->email . '>';
-		$headers['Subject'] = sprintf(_('%1$s is now listening to your notices on %2$s.'),
+
+        $profile = $listenee->getProfile();
+
+        $name = $profile->getBestName();
+
+        $long_name = ($other->fullname) ?
+          ($other->fullname . ' (' . $other->nickname . ')') : $other->nickname;
+
+        $recipients = $listenee->email;
+
+        $headers['From']    = mail_notify_from();
+        $headers['To']      = $name . ' <' . $listenee->email . '>';
+        $headers['Subject'] = sprintf(_('%1$s is now listening to '.
+                                        'your notices on %2$s.'),
                                       $other->getBestName(),
-									  common_config('site', 'name'));
-		$body  = sprintf(_('%1$s is now listening to your notices on %2$s.'."\n\n".
-						   "\t".'%3$s'."\n\n".
-						   '%4$s'.
-                           '%5$s'.
-                           '%6$s'.
-						   "\n".'Faithfully yours,'."\n".'%7$s.'."\n\n".
-                           "----\n".
-                           "Change your email address or notification options at %8$s"),
-                         $long_name,
-                         common_config('site', 'name'),
-                         $other->profileurl,
-                         ($other->location) ? sprintf(_("Location: %s\n"), $other->location) : '',
-                         ($other->homepage) ? sprintf(_("Homepage: %s\n"), $other->homepage) : '',
-                         ($other->bio) ? sprintf(_("Bio: %s\n\n"), $other->bio) : '',
-                         common_config('site', 'name'),
-                         common_local_url('emailsettings'));
+                                      common_config('site', 'name'));
+
+        $body = sprintf(_('%1$s is now listening to your notices on %2$s.'."\n\n".
+                          "\t".'%3$s'."\n\n".
+                          '%4$s'.
+                          '%5$s'.
+                          '%6$s'.
+                          "\n".'Faithfully yours,'."\n".'%7$s.'."\n\n".
+                          "----\n".
+                          "Change your email address or ".
+                          "notification options at %8$s\n"),
+                        $long_name,
+                        common_config('site', 'name'),
+                        $other->profileurl,
+                        ($other->location) ?
+                        sprintf(_("Location: %s\n"), $other->location) : '',
+                        ($other->homepage) ?
+                        sprintf(_("Homepage: %s\n"), $other->homepage) : '',
+                        ($other->bio) ?
+                        sprintf(_("Bio: %s\n\n"), $other->bio) : '',
+                        common_config('site', 'name'),
+                        common_local_url('emailsettings'));
+
         // reset localization
         common_init_locale();
-		mail_send($recipients, $headers, $body);
-	}
+        mail_send($recipients, $headers, $body);
+    }
 }
 
-function mail_new_incoming_notify($user) {
+/**
+ * notify a user of their new incoming email address
+ *
+ * User's email and incoming fields should already be updated.
+ *
+ * @param User $user user with the new address
+ *
+ * @return void
+ */
+
+function mail_new_incoming_notify($user)
+{
+    $profile = $user->getProfile();
 
-	$profile = $user->getProfile();
-	$name = $profile->getBestName();
+    $name = $profile->getBestName();
 
-	$headers['From'] = $user->incomingemail;
-	$headers['To'] = $name . ' <' . $user->email . '>';
-	$headers['Subject'] = sprintf(_('New email address for posting to %s'),
-								  common_config('site', 'name'));
+    $headers['From']    = $user->incomingemail;
+    $headers['To']      = $name . ' <' . $user->email . '>';
+    $headers['Subject'] = sprintf(_('New email address for posting to %s'),
+                                  common_config('site', 'name'));
 
-	$body  = sprintf(_("You have a new posting address on %1\$s.\n\n".
-					   "Send email to %2\$s to post new messages.\n\n".
-					   "More email instructions at %3\$s.\n\n".
-					   "Faithfully yours,\n%4\$s"),
-					 common_config('site', 'name'),
-					 $user->incomingemail,
-					 common_local_url('doc', array('title' => 'email')),
-					 common_config('site', 'name'));
+    $body = sprintf(_("You have a new posting address on %1\$s.\n\n".
+                      "Send email to %2\$s to post new messages.\n\n".
+                      "More email instructions at %3\$s.\n\n".
+                      "Faithfully yours,\n%4\$s"),
+                    common_config('site', 'name'),
+                    $user->incomingemail,
+                    common_local_url('doc', array('title' => 'email')),
+                    common_config('site', 'name'));
 
-	mail_send($user->email, $headers, $body);
+    mail_send($user->email, $headers, $body);
 }
 
-function mail_new_incoming_address() {
-	$prefix = common_confirmation_code(64);
-	$suffix = mail_domain();
-	return $prefix . '@' . $suffix;
+/**
+ * generate a new address for incoming messages
+ *
+ * @todo check the database for uniqueness
+ *
+ * @return string new email address for incoming messages
+ */
+
+function mail_new_incoming_address()
+{
+    $prefix = common_confirmation_code(64);
+    $suffix = mail_domain();
+    return $prefix . '@' . $suffix;
 }
 
-function mail_broadcast_notice_sms($notice) {
+/**
+ * broadcast a notice to all subscribers with SMS notification on
+ *
+ * This function sends SMS messages to all users who have sms addresses;
+ * have sms notification on; and have sms enabled for this particular
+ * subscription.
+ *
+ * @param Notice $notice The notice to broadcast
+ *
+ * @return success flag
+ */
 
-    # Now, get users subscribed to this profile
+function mail_broadcast_notice_sms($notice)
+{
+    // Now, get users subscribed to this profile
 
-	$user = new User();
+    $user = new User();
 
-	$user->query('SELECT nickname, smsemail, incomingemail ' .
-				 'FROM user JOIN subscription ' .
-				 'ON user.id = subscription.subscriber ' .
-				 'WHERE subscription.subscribed = ' . $notice->profile_id . ' ' .
-				 'AND user.smsemail IS NOT NULL ' .
-				 'AND user.smsnotify = 1 ' .
+    $user->query('SELECT nickname, smsemail, incomingemail ' .
+                 'FROM user JOIN subscription ' .
+                 'ON user.id = subscription.subscriber ' .
+                 'WHERE subscription.subscribed = ' . $notice->profile_id . ' ' .
+                 'AND user.smsemail IS NOT null ' .
+                 'AND user.smsnotify = 1 ' .
                  'AND subscription.sms = 1 ');
 
-	while ($user->fetch()) {
-		common_log(LOG_INFO,
-				   'Sending notice ' . $notice->id . ' to ' . $user->smsemail,
-				   __FILE__);
-		$success = mail_send_sms_notice_address($notice, $user->smsemail, $user->incomingemail);
-		if (!$success) {
-			# XXX: Not sure, but I think that's the right thing to do
-			common_log(LOG_WARNING,
-					   'Sending notice ' . $notice->id . ' to ' . $user->smsemail . ' FAILED, cancelling.',
-					   __FILE__);
-			return false;
-		}
-	}
-
-	$user->free();
-	unset($user);
-
-	return true;
+    while ($user->fetch()) {
+        common_log(LOG_INFO,
+                   'Sending notice ' . $notice->id . ' to ' . $user->smsemail,
+                   __FILE__);
+        $success = mail_send_sms_notice_address($notice,
+                                                $user->smsemail,
+                                                $user->incomingemail);
+        if (!$success) {
+            // XXX: Not sure, but I think that's the right thing to do
+            common_log(LOG_WARNING,
+                       'Sending notice ' . $notice->id . ' to ' .
+                       $user->smsemail . ' FAILED, cancelling.',
+                       __FILE__);
+            return false;
+        }
+    }
+
+    $user->free();
+    unset($user);
+
+    return true;
 }
 
-function mail_send_sms_notice($notice, $user) {
-	return mail_send_sms_notice_address($notice, $user->smsemail, $user->incomingemail);
+/**
+ * send a notice to a user via SMS
+ *
+ * A convenience wrapper around mail_send_sms_notice_address()
+ *
+ * @param Notice $notice notice to send
+ * @param User   $user   user to receive notice
+ *
+ * @see mail_send_sms_notice_address()
+ *
+ * @return boolean success flag
+ */
+
+function mail_send_sms_notice($notice, $user)
+{
+    return mail_send_sms_notice_address($notice,
+                                        $user->smsemail,
+                                        $user->incomingemail);
 }
 
-function mail_send_sms_notice_address($notice, $smsemail, $incomingemail) {
+/**
+ * send a notice to an SMS email address from a given address
+ *
+ * We use the user's incoming email address as the "From" address to make
+ * replying to notices easier.
+ *
+ * @param Notice $notice        notice to send
+ * @param string $smsemail      email address to send to
+ * @param string $incomingemail email address to set as 'from'
+ *
+ * @return boolean success flag
+ */
 
-	$to = $nickname . ' <' . $smsemail . '>';
-	$other = $notice->getProfile();
+function mail_send_sms_notice_address($notice, $smsemail, $incomingemail)
+{
+    $to = $nickname . ' <' . $smsemail . '>';
 
-	common_log(LOG_INFO, "Sending notice " . $notice->id . " to " . $smsemail, __FILE__);
+    $other = $notice->getProfile();
 
-	$headers = array();
-	$headers['From'] = (isset($incomingemail)) ? $incomingemail : mail_notify_from();
-	$headers['To'] = $to;
-	$headers['Subject'] = sprintf(_('%s status'),
-								  $other->getBestName());
-	$body = $notice->content;
+    common_log(LOG_INFO, 'Sending notice ' . $notice->id .
+               ' to ' . $smsemail, __FILE__);
 
-	return mail_send($smsemail, $headers, $body);
+    $headers = array();
+
+    $headers['From']    = ($incomingemail) ? $incomingemail : mail_notify_from();
+    $headers['To']      = $to;
+    $headers['Subject'] = sprintf(_('%s status'),
+                                  $other->getBestName());
+
+    $body = $notice->content;
+
+    return mail_send($smsemail, $headers, $body);
 }
 
-function mail_confirm_sms($code, $nickname, $address) {
+/**
+ * send a message to confirm a claim for an SMS number
+ *
+ * @param string $code     confirmation code
+ * @param string $nickname nickname of user claiming number
+ * @param string $address  email address to send the confirmation to
+ *
+ * @see common_confirmation_code()
+ *
+ * @return void
+ */
 
-	$recipients = $address;
+function mail_confirm_sms($code, $nickname, $address)
+{
+    $recipients = $address;
 
-	$headers['From'] = mail_notify_from();
-	$headers['To'] = $nickname . ' <' . $address . '>';
-	$headers['Subject'] = _('SMS confirmation');
+    $headers['From']    = mail_notify_from();
+    $headers['To']      = $nickname . ' <' . $address . '>';
+    $headers['Subject'] = _('SMS confirmation');
 
-	$body = "$nickname: confirm you own this phone number with this code:";
-	$body .= "\n\n";
-	$body .= $code;
-	$body .= "\n\n";
+    // FIXME: I18N
 
-	mail_send($recipients, $headers, $body);
+    $body  = "$nickname: confirm you own this phone number with this code:";
+    $body .= "\n\n";
+    $body .= $code;
+    $body .= "\n\n";
+
+    mail_send($recipients, $headers, $body);
 }
 
-function mail_notify_nudge($from, $to) {
+/**
+ * send a mail message to notify a user of a 'nudge'
+ *
+ * @param User $from user nudging
+ * @param User $to   user being nudged
+ *
+ * @return boolean success flag
+ */
+
+function mail_notify_nudge($from, $to)
+{
     common_init_locale($to->language);
-	$subject = sprintf(_('You\'ve been nudged by %s'), $from->nickname);
-
-	$from_profile = $from->getProfile();
-
-	$body = sprintf(_("%1\$s (%2\$s) is wondering what you are up to these days and is inviting you to post some news.\n\n".
-					  "So let's hear from you :)\n\n".
-					  "%3\$s\n\n".
-					  "Don't reply to this email; it won't get to them.\n\n".
-					  "With kind regards,\n".
-					  "%4\$s\n"),
-					$from_profile->getBestName(),
-					$from->nickname,
-					common_local_url('all', array('nickname' => $to->nickname)),
-					common_config('site', 'name'));
+    $subject = sprintf(_('You\'ve been nudged by %s'), $from->nickname);
+
+    $from_profile = $from->getProfile();
+
+    $body = sprintf(_("%1\$s (%2\$s) is wondering what you are up to ".
+                      "these days and is inviting you to post some news.\n\n".
+                      "So let's hear from you :)\n\n".
+                      "%3\$s\n\n".
+                      "Don't reply to this email; it won't get to them.\n\n".
+                      "With kind regards,\n".
+                      "%4\$s\n"),
+                    $from_profile->getBestName(),
+                    $from->nickname,
+                    common_local_url('all', array('nickname' => $to->nickname)),
+                    common_config('site', 'name'));
     common_init_locale();
-	return mail_to_user($to, $subject, $body);
+    return mail_to_user($to, $subject, $body);
 }
 
-function mail_notify_message($message, $from=NULL, $to=NULL) {
+/**
+ * send a message to notify a user of a direct message (DM)
+ *
+ * This function checks to see if the recipient wants notification
+ * of DMs and has a configured email address.
+ *
+ * @param Message $message message to notify about
+ * @param User    $from    user sending message; default to sender
+ * @param User    $to      user receiving message; default to recipient
+ *
+ * @return boolean success code
+ */
 
-	if (is_null($from)) {
-		$from = User::staticGet('id', $message->from_profile);
-	}
+function mail_notify_message($message, $from=null, $to=null)
+{
+    if (is_null($from)) {
+        $from = User::staticGet('id', $message->from_profile);
+    }
 
-	if (is_null($to)) {
-		$to = User::staticGet('id', $message->to_profile);
-	}
+    if (is_null($to)) {
+        $to = User::staticGet('id', $message->to_profile);
+    }
 
-	if (is_null($to->email) || !$to->emailnotifymsg) {
-		return true;
-	}
+    if (is_null($to->email) || !$to->emailnotifymsg) {
+        return true;
+    }
 
     common_init_locale($to->language);
-	$subject = sprintf(_('New private message from %s'), $from->nickname);
-
-	$from_profile = $from->getProfile();
-
-	$body = sprintf(_("%1\$s (%2\$s) sent you a private message:\n\n".
-					  "------------------------------------------------------\n".
-					  "%3\$s\n".
-					  "------------------------------------------------------\n\n".
-					  "You can reply to their message here:\n\n".
-					  "%4\$s\n\n".
-					  "Don't reply to this email; it won't get to them.\n\n".
-					  "With kind regards,\n".
-					  "%5\$s\n"),
-					$from_profile->getBestName(),
-					$from->nickname,
-					$message->content,
-					common_local_url('newmessage', array('to' => $from->id)),
-					common_config('site', 'name'));
+    $subject = sprintf(_('New private message from %s'), $from->nickname);
+
+    $from_profile = $from->getProfile();
+
+    $body = sprintf(_("%1\$s (%2\$s) sent you a private message:\n\n".
+                      "------------------------------------------------------\n".
+                      "%3\$s\n".
+                      "------------------------------------------------------\n\n".
+                      "You can reply to their message here:\n\n".
+                      "%4\$s\n\n".
+                      "Don't reply to this email; it won't get to them.\n\n".
+                      "With kind regards,\n".
+                      "%5\$s\n"),
+                    $from_profile->getBestName(),
+                    $from->nickname,
+                    $message->content,
+                    common_local_url('newmessage', array('to' => $from->id)),
+                    common_config('site', 'name'));
 
     common_init_locale();
-	return mail_to_user($to, $subject, $body);
+    return mail_to_user($to, $subject, $body);
 }
 
-function mail_notify_fave($other, $user, $notice) {
+/**
+ * notify a user that one of their notices has been chosen as a 'fave'
+ *
+ * Doesn't check that the user has an email address nor if they
+ * want to receive notification of faves. Maybe this happens higher
+ * up the stack...?
+ *
+ * @param User   $other  The user whose notice was faved
+ * @param User   $user   The user who faved the notice
+ * @param Notice $notice The notice that was faved
+ *
+ * @return void
+ */
+
+function mail_notify_fave($other, $user, $notice)
+{
+    $profile = $user->getProfile();
+
+    $bestname = $profile->getBestName();
 
-	$profile = $user->getProfile();
-	$bestname = $profile->getBestName();
     common_init_locale($other->language);
-	$subject = sprintf(_('%s added your notice as a favorite'), $bestname);
-	$body = sprintf(_("%1\$s just added your notice from %2\$s as one of their favorites.\n\n" .
-					  "In case you forgot, you can see the text of your notice here:\n\n" .
-					  "%3\$s\n\n" .
-					  "You can see the list of %1\$s's favorites here:\n\n" .
-					  "%4\$s\n\n" .
-					  "Faithfully yours,\n" .
-					  "%5\$s\n"),
-					$bestname,
-					common_exact_date($notice->created),
-					common_local_url('shownotice', array('notice' => $notice->id)),
-					common_local_url('showfavorites', array('nickname' => $user->nickname)),
-					common_config('site', 'name'));
+
+    $subject = sprintf(_('%s added your notice as a favorite'), $bestname);
+
+    $body = sprintf(_("%1\$s just added your notice from %2\$s".
+                      " as one of their favorites.\n\n" .
+                      "In case you forgot, you can see the text".
+                      " of your notice here:\n\n" .
+                      "%3\$s\n\n" .
+                      "You can see the list of %1\$s's favorites here:\n\n" .
+                      "%4\$s\n\n" .
+                      "Faithfully yours,\n" .
+                      "%5\$s\n"),
+                    $bestname,
+                    common_exact_date($notice->created),
+                    common_local_url('shownotice',
+                                     array('notice' => $notice->id)),
+                    common_local_url('showfavorites',
+                                     array('nickname' => $user->nickname)),
+                    common_config('site', 'name'));
 
     common_init_locale();
-	mail_to_user($other, $subject, $body);
+    mail_to_user($other, $subject, $body);
 }