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45 lines
1.3 KiB
PHP
45 lines
1.3 KiB
PHP
<?php
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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require __DIR__ . "/required.php";
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require __DIR__ . "/lib/iputils.php";
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?>
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<!DOCTYPE html>
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<title>Unsubscribe</title>
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<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
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<?php
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if (isset($VARS['a'])) {
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echo "<p>";
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$address = $VARS['a'];
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engageRateLimit();
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if (!filter_var($address, FILTER_VALIDATE_EMAIL)) {
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die("Invalid email address.");
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}
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$address = str_replace("%", '\%', $address);
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if ($database->has('addresses', ['email' => $address])) {
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$count = $database->count('addresses', ['email' => $address]);
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$database->delete('addresses', ['email' => $address]);
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die("$address has been removed from $count mailing " . ($count === 1 ? "list" : "lists") . ".");
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} else {
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die("$address has already been removed.");
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}
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} else {
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?>
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<p>Enter your email address below to unsubscribe:</p>
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<form action="" method="GET">
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<input type="email" name="a" placeholder="xxxxx@example.com" required />
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<br />
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<input type="submit" value="Unsubscribe" />
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</form>
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<?php
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}
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