boinc/html/ops/mass_email.php

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<?php
// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2008 University of California
//
// BOINC is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// BOINC 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
// This is a script for sending mass email to project participants.
// Test it first and use it with care, to avoid alienating your
// project's volunteers.
// Note also that the queries such as the one to find lapsed users
// assume that the project keeps the results in the DB for some interval
// such as a week, before purging them. So active users will always
// have at least one result in the database.
require_once("../inc/util_ops.inc");
require_once("../inc/email.inc");
function exit_error($message) {
echo "Error: $message <br>";
exit();
}
// These are set to large values because otherwise the script has
// a tendency to just stop after some time.
//
ini_set ("memory_limit", "20M");
set_time_limit(3600);
$receiver = 0;
$receiver = post_int('receiver', true);
$subject = post_str('subject', true);
$body = post_str('body', true);
$body = stripslashes($body);
admin_page_head("Send mass email");
if ($receiver > 0) {
db_init();
switch ($receiver) {
case 1:
// all users
$query = "select * from user where send_email > 0";
break;
case 2:
// unsuccessful users
$week_ago = time(0) - 7*86400;
$query = "select user.id,user.name,user.email_addr from user left join result on user.id=result.userid where send_email>0 and total_credit=0 and user.create_time<$week_ago and isnull(result.id)";
break;
case 3:
// successful users
$query = "select * from user where send_email>0 and total_credit>0";
break;
case 4:
// currently contributing users
$query = "select distinct user.id,user.name,user.email_addr from user left join result on user.id=result.userid where send_email>0 and !isnull(result.id)";
break;
case 5:
// lapsed users
$query = "select user.id,user.name,user.email_addr from user left join result on user.id=result.userid where send_email>0 and total_credit>0 and isnull(result.id)";
break;
default:
// should never happen!
exit_error("Got impossible value of receiver from selection!");
}
// FOR DEBUGGING
$query .= " LIMIT 10";
$result = mysql_query($query);
while ($user = mysql_fetch_object($result)) {
// TODO: might want to also replace TOTAL_CREDIT, RAC, and similar.
$body_to_send = str_replace(USERNAME, $user->name, $body);
$body_to_send .= "\n\nTo opt out of future emails from ".PROJECT.", please edit your project preferences at ".URL_BASE."prefs.php?subset=project\n";
$retval = send_email($user, $subject, $body_to_send);
if ($retval) {
// send_email returns TRUE on success
echo "Sent email to $user->name [$user->id] at $user->email_addr <br>";
} else {
echo "<font color=RED>send_email() to $user->name [$user->id] at $user->email_addr failed with error $retval</font><br>";
}
// try to get output on the screen for feedback. May not help...
flush();
}
exit();
}
echo "<form method=\"post\" action=\"mass_email.php\">\n";
echo "<p>\n";
start_table();
echo "<tr><td align=right>Send email to: </td><td> ";
echo "
<select name=\"receiver\">
<option value='0' selected> PLEASE CHOOSE DESIRED SET OF USERS TO EMAIL
<option value='1' > All users
<option value='2' > Unsuccessful users: total_credit = 0, create time > 1 week ago, NO results in DB
<option value='3' > Successful users: total_credit > 0
<option value='4' > Currently contributing users: total_credit > 0 and at least one result in DB
<option value='5' > Lapsed users: total_credit > 0 but NO results in DB
</select>
</td></tr>
<tr>
<td align=\"right\">Email subject</td>
<td><input name=\"subject\" size=\"50\"></td>
</tr>
<tr>
<td align=\"right\">Email body (USERNAME will be replaced)</td>
<td><textarea name=\"body\" rows=25 cols=50 id=\"body\"></textarea></td>
</tr>
";
row2("", "<input type=\"submit\" value=\"OK\">\n");
end_table();
echo "</form>\n";
?>