mirror of
https://github.com/ezyang/htmlpurifier.git
synced 2024-12-23 08:51:53 +00:00
76 lines
2.8 KiB
PHP
76 lines
2.8 KiB
PHP
<?php
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function phorum_htmlpurifier_migrate_sigs_check() {
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global $PHORUM;
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$offset = 0;
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if (!empty($_POST['migrate-sigs'])) {
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if (!isset($_POST['confirmation']) || strtolower($_POST['confirmation']) !== 'yes') {
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echo 'Invalid confirmation code.';
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exit;
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}
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$PHORUM['mod_htmlpurifier']['migrate-sigs'] = true;
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phorum_db_update_settings(array("mod_htmlpurifier"=>$PHORUM["mod_htmlpurifier"]));
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$offset = 1;
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} elseif (!empty($_GET['migrate-sigs']) && $PHORUM['mod_htmlpurifier']['migrate-sigs']) {
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$offset = (int) $_GET['migrate-sigs'];
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}
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return $offset;
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}
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function phorum_htmlpurifier_migrate_sigs($offset) {
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global $PHORUM;
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if(!$offset) return; // bail out quick if $offset == 0
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// theoretically, we could get rid of this multi-request
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// doo-hickery if safe mode is off
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@set_time_limit(0); // attempt to let this run
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$increment = $PHORUM['mod_htmlpurifier']['migrate-sigs-increment'];
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require_once(dirname(__FILE__) . '/../migrate.php');
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// migrate signatures
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// do this in batches so we don't run out of time/space
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$end = $offset + $increment;
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$user_ids = array();
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for ($i = $offset; $i < $end; $i++) {
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$user_ids[] = $i;
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}
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$userinfos = phorum_db_user_get_fields($user_ids, 'signature');
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foreach ($userinfos as $i => $user) {
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if (empty($user['signature'])) continue;
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$sig = $user['signature'];
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// perform standard Phorum processing on the sig
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$sig = str_replace(array("&","<",">"), array("&","<",">"), $sig);
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$sig = preg_replace("/<((http|https|ftp):\/\/[a-z0-9;\/\?:@=\&\$\-_\.\+!*'\(\),~%]+?)>/i", "$1", $sig);
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// prepare fake data to pass to migration function
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$fake_data = array(array("author"=>"", "email"=>"", "subject"=>"", 'body' => $sig));
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list($fake_message) = phorum_htmlpurifier_migrate($fake_data);
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$user['signature'] = $fake_message['body'];
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if (!phorum_api_user_save($user)) {
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exit('Error while saving user data');
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}
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}
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unset($userinfos); // free up memory
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// query for highest ID in database
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$type = $PHORUM['DBCONFIG']['type'];
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$sql = "select MAX(user_id) from {$PHORUM['user_table']}";
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$row = phorum_db_interact(DB_RETURN_ROW, $sql);
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$top_id = (int) $row[0];
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$offset += $increment;
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if ($offset > $top_id) { // test for end condition
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echo 'Migration finished';
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$PHORUM['mod_htmlpurifier']['migrate-sigs'] = false;
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phorum_htmlpurifier_commit_settings();
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return true;
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}
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$host = $_SERVER['HTTP_HOST'];
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$uri = rtrim(dirname($_SERVER['PHP_SELF']), '/\\');
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$extra = 'admin.php?module=modsettings&mod=htmlpurifier&migrate-sigs=' . $offset;
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// relies on output buffering to work
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header("Location: http://$host$uri/$extra");
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exit;
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}
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