private $recip;

private $sending;

private $started = false;

private $group;

private $groupable = false;

private $mcount = 0;

private $mrecipients = array();

private $mpapers = array();

private $cbcount = 0;

private $mailid_text = "";

function __construct($recip, $sending) {

$this->recip = $recip;

$this->sending = $sending;

$this->group = @$_REQUEST["group"] || !@$_REQUEST["ungroup"];

}

static function check($recip) {

$ms = new MailSender($recip, false);

$ms->run();

}

static function send($recip) {

$ms = new MailSender($recip, true);

$ms->run();

}

private function echo_actions($extra_class = "") {

echo '<div class="aa', $extra_class, '">',

Ht::submit("send", "Send", array("style" => "margin-right:4em")),

' &nbsp; ';

$style = $this->groupable ? "" : "display:none";

if (!@$_REQUEST["group"] && @$_REQUEST["ungroup"])

echo Ht::submit("group", "Gather recipients", array("style" => $style, "class" => "mail_groupable"));

else

echo Ht::submit("ungroup", "Separate recipients", array("style" => $style, "class" => "mail_groupable"));

echo ' &nbsp; ', Ht::submit("cancel", "Cancel"), '</div>';

}

private function echo_prologue() {

global $Conf, $Me;

if ($this->started)

return;

echo Ht::form_div(hoturl_post("mail"));

foreach (array("recipients", "subject", "emailBody", "cc", "replyto", "q", "t", "plimit", "newrev_since") as $x)

if (isset($_REQUEST[$x]))

echo Ht::hidden($x, $_REQUEST[$x]);

if (!$this->group)

echo Ht::hidden("ungroup", 1);

$recipients = defval($_REQUEST, "recipients", "");

if ($this->sending) {

echo "<div id='foldmail' class='foldc fold2c'>",

"<div class='fn fx2 merror'>In the process of sending mail. <strong>Do not leave this page until this message disappears!</strong><br /><span id='mailcount'></span></div>",

"<div id='mailwarnings'></div>",

"<span id='mailinfo'></span>",

"<div class='fx'><div class='confirm'>Sent mail as follows.</div>",

"<div class='aa'>",

Ht::submit("go", "Prepare more mail"),

"</div></div>",

// This next is only displayed when Javascript is off

"<div class='fn2 warning'>Sending mail. <strong>Do not leave this page until it finishes rendering!</strong></div>",

"</div>";

} else {

if (isset($_REQUEST["emailBody"]) && $Me->privChair

&& (strpos($_REQUEST["emailBody"], "%REVIEWS%")

|| strpos($_REQUEST["emailBody"], "%COMMENTS%"))) {

if (!$Conf->timeAuthorViewReviews())

echo "<div class='warning'>Although these mails contain reviews and/or comments, authors can’t see reviews or comments on the site. (<a href='", hoturl("settings", "group=dec"), "' class='nw'>Change this setting</a>)</div>\n";

else if (!$Conf->timeAuthorViewReviews(true))

echo "<div class='warning'>Mails to users who have not completed their own reviews will not include reviews or comments. (<a href='", hoturl("settings", "group=dec"), "' class='nw'>Change the setting</a>)</div>\n";

}

if (isset($_REQUEST["emailBody"]) && $Me->privChair

&& substr($recipients, 0, 4) == "dec:") {

if (!$Conf->timeAuthorViewDecision())

echo "<div class='warning'>You appear to be sending an acceptance or rejection notification, but authors can’t see paper decisions on the site. (<a href='", hoturl("settings", "group=dec"), "' class='nw'>Change this setting</a>)</div>\n";

}

echo "<div id='foldmail' class='foldc fold2c'>",

"<div class='fn fx2 warning'>In the process of preparing mail. You will be able to send the prepared mail once this message disappears.<br /><span id='mailcount'></span></div>",

"<div id='mailwarnings'></div>",

"<div class='fx info'>Verify that the mails look correct, then select “Send” to send the checked mails.<br />",

"Mailing to:&nbsp;", $this->recip->unparse(),

"<span id='mailinfo'></span>";

if (!preg_match('/\A(?:pc\z|pc:|all\z)/', $recipients)

&& defval($_REQUEST, "plimit") && $_REQUEST["q"] !== "")

echo "<br />Paper selection:&nbsp;", htmlspecialchars($_REQUEST["q"]);

echo "</div>";

$this->echo_actions(" fx");

// This next is only displayed when Javascript is off

echo '<div class="fn2 warning">Scroll down to send the prepared mail once the page finishes loading.</div>',

"</div>\n";

}

$Conf->echoScript("fold('mail',0,2)");

$this->started = true;

}

private function echo_mailinfo($nrows_done, $nrows_left) {

global $Conf;

if (!$this->started)

$this->echo_prologue();

$s = "\$\$('mailcount').innerHTML=\"" . round(100 * $nrows_done / max(1, $nrows_left)) . "% done.\";";

if (!$this->sending) {

$m = plural($this->mcount, "mail") . ", "

. plural($this->mrecipients, "recipient");

if (count($this->mpapers) != 0)

$m .= ", " . plural($this->mpapers, "paper");

$s .= "\$\$('mailinfo').innerHTML=\"<span class='barsep'>·</span>" . $m . "\";";

}

if (!$this->sending && $this->groupable)

$s .= "\$('.mail_groupable').show();";

$Conf->echoScript($s);

}

private static function fix_body($prep) {

if (preg_match('^\ADear (author|reviewer)\(s\)([,;!.\s].*)\z^s', $prep->body, $m))

$prep->body = "Dear " . $m[1] . (count($prep->to) == 1 ? "" : "s") . $m[2];

}

private function send_prep($prep) {

global $Conf;

$cbkey = "c" . join("_", $prep->contacts) . "p" . $prep->paperId;

if ($this->sending && !defval($_REQUEST, $cbkey))

return;

set_time_limit(30);

$this->echo_prologue();

self::fix_body($prep);

++$this->mcount;

if ($this->sending) {

Mailer::send_preparation($prep);

foreach ($prep->contacts as $cid)

$Conf->log("Account was sent mail" . $this->mailid_text, $cid, $prep->paperId);

}

// hide passwords from non-chair users

$show_prep = $prep;

if (get($prep, "sensitive")) {

$show_prep = $prep->sensitive;

$show_prep->to = $prep->to;

self::fix_body($show_prep);

}

echo '<div class="mail"><table>';

$nprintrows = 0;

foreach (array("To", "cc", "bcc", "reply-to", "Subject") as $k) {

if ($k == "To") {

$vh = array();

foreach ($show_prep->to as $to)

$vh[] = htmlspecialchars(MimeText::decode_header($to));

$vh = '<div style="max-width:60em"><span class="nw">' . join(',</span> <span class="nw">', $vh) . '</span></div>';

} else if ($k == "Subject")

$vh = htmlspecialchars(MimeText::decode_header($show_prep->subject));

else if (($line = get($show_prep->headers, $k))) {

$k = substr($line, 0, strlen($k));

$vh = htmlspecialchars(MimeText::decode_header(substr($line, strlen($k) + 2)));

} else

continue;

echo " <tr>";

if (++$nprintrows > 1)

echo "<td class='mhpad'></td>";

else if ($this->sending)

echo "<td class='mhx'></td>";

else {

++$this->cbcount;

echo '<td class="mhcb"><input type="checkbox" class="cb" name="', $cbkey,

'" value="1" checked="checked" data-range-type="mhcb" id="psel', $this->cbcount,

'" onclick="rangeclick(event,this)" /></td>';

}

echo '<td class="mhnp nw">', $k, ":</td>",

'<td class="mhdp">', $vh, "</td></tr>\n";

}

echo " <tr><td></td><td></td><td class='mhb'><pre class='email'>",

Ht::link_urls(htmlspecialchars($show_prep->body)),

"</pre></td></tr>\n",

"<tr><td class='mhpad'></td><td></td><td class='mhpad'></td></tr>",

"</table></div>\n";

}

private function process_prep($prep, &$last_prep, $row) {

// Don't combine senders if anything differs. Also, don't combine

// mails from different papers, unless those mails are to the same

// person.

$mail_differs = HotCRPMailer::preparation_differs($prep, $last_prep);

$prep_to = $prep->to;

if (!$mail_differs)

$this->groupable = true;

if ($mail_differs || !$this->group) {

if (!$last_prep->fake)

$this->send_prep($last_prep);

$last_prep = $prep;

$last_prep->contacts = array();

$last_prep->to = array();

}

if ($prep->fake || isset($last_prep->contacts[$row->contactId]))

return false;

else {

$last_prep->contacts[$row->contactId] = $row->contactId;

$this->mrecipients[$row->contactId] = true;

HotCRPMailer::merge_preparation_to($last_prep, $prep_to);

return true;

}

}

private function run() {

global $Conf, $Opt, $Me, $Error, $subjectPrefix, $mailer_options;

$subject = trim(defval($_REQUEST, "subject", ""));

if (substr($subject, 0, strlen($subjectPrefix)) != $subjectPrefix)

$subject = $subjectPrefix . $subject;

$emailBody = $_REQUEST["emailBody"];

$template = array("subject" => $subject, "body" => $emailBody);

$rest = array("cc" => $_REQUEST["cc"], "reply-to" => $_REQUEST["replyto"], "no_error_quit" => true);

$rest = array_merge($rest, $mailer_options);

// test whether this mail is paper-sensitive

$mailer = new HotCRPMailer($Me, null, $rest);

$prep = $mailer->make_preparation($template, $rest);

$paper_sensitive = preg_match('/%[A-Z0-9]+[(%]/', $prep->subject . $prep->body);

$q = $this->recip->query($paper_sensitive);

if (!$q)

return Conf::msg_error("Bad recipients value");

$result = $Conf->qe($q);

if (!$result)

return;

$recipients = defval($_REQUEST, "recipients", "");

if ($this->sending) {

$q = "recipients='" . sqlq($recipients)

. "', cc='" . sqlq($_REQUEST["cc"])

. "', replyto='" . sqlq($_REQUEST["replyto"])

. "', subject='" . sqlq($_REQUEST["subject"])

. "', emailBody='" . sqlq($_REQUEST["emailBody"]) . "'";

if ($Conf->sversion >= 79)

$q .= ", q='" . sqlq($_REQUEST["q"]) . "', t='" . sqlq($_REQUEST["t"]) . "'";

if (($log_result = Dbl::query_raw("insert into MailLog set $q")))

$this->mailid_text = " #" . $log_result->insert_id;

$Me->log_activity("Sending mail$this->mailid_text \"$subject\"");

} else

$rest["no_send"] = true;

$mailer = new HotCRPMailer;

$mailer->combination_type = $this->recip->combination_type($paper_sensitive);

$fake_prep = new HotCRPMailPreparation;

$fake_prep->fake = true;

$last_prep = $fake_prep;

$nrows_done = 0;

$nrows_left = edb_nrows($result);

$nwarnings = 0;

$preperrors = array();

$revinform = ($recipients == "newpcrev" ? array() : null);

while (($row = PaperInfo::fetch($result, $Me))) {

++$nrows_done;

$contact = new Contact($row);

$rest["newrev_since"] = $this->recip->newrev_since;

$mailer->reset($contact, $row, $rest);

$prep = $mailer->make_preparation($template, $rest);

if ($prep->errors) {

foreach ($prep->errors as $lcfield => $hline) {

$reqfield = ($lcfield == "reply-to" ? "replyto" : $lcfield);

$Error[$reqfield] = true;

$emsg = Mailer::$email_fields[$lcfield] . " destination isn’t a valid email list: <blockquote><tt>" . htmlspecialchars($hline) . "</tt></blockquote> Make sure email address are separated by commas; put names in \"quotes\" and email addresses in &lt;angle brackets&gt;.";

if (!isset($preperrors[$emsg]))

Conf::msg_error($emsg);

$preperrors[$emsg] = true;

}

} else if ($this->process_prep($prep, $last_prep, $row)) {

if ((!$Me->privChair || @$Opt["chairHidePasswords"])

&& !@$last_prep->sensitive) {

$srest = array_merge($rest, array("sensitivity" => "display"));

$mailer->reset($contact, $row, $srest);

$last_prep->sensitive = $mailer->make_preparation($template, $srest);

}

}

if ($nwarnings != $mailer->nwarnings() || $nrows_done % 5 == 0)

$this->echo_mailinfo($nrows_done, $nrows_left);

if ($nwarnings != $mailer->nwarnings()) {

$this->echo_prologue();

$nwarnings = $mailer->nwarnings();

echo "<div id='foldmailwarn$nwarnings' class='hidden'><div class='warning'>", join("<br />", $mailer->warnings()), "</div></div>";

$Conf->echoScript("\$\$('mailwarnings').innerHTML = \$\$('foldmailwarn$nwarnings').innerHTML;");

}

if ($this->sending && $revinform !== null)

$revinform[] = "(paperId=$row->paperId and contactId=$row->contactId)";

}

$this->process_prep($fake_prep, $last_prep, (object) array("paperId" => -1));

$this->echo_mailinfo($nrows_done, $nrows_left);

if (!$this->started && !count($preperrors))

return Conf::msg_error("No users match “" . $this->recip->unparse() . "” for that search.");

else if (!$this->started)

return false;

else if (!$this->sending)

$this->echo_actions();

if ($revinform)

$Conf->qe("update PaperReview set timeRequestNotified=" . time() . " where " . join(" or ", $revinform));

echo "</div></form>";

$Conf->echoScript("fold('mail', null);");

$Conf->footer();

exit;

}