/**
     * @param string|bool $name
     */
    protected function getActiveClients($name = false)
    {
        $context = $this->getContext();
        $db = $context->getDB();
        $nameQuery = $name ? 'AND name = \'' . $db->strEncode($name) . '\'' : '';
        $results = array();
        $rows = $db->getRows(str_queryf("SELECT\n\t\t\t\tid,\n\t\t\t\tname,\n\t\t\t\tuseragent,\n\t\t\t\tupdated,\n\t\t\t\tcreated\n\t\t\tFROM\n\t\t\t\tclients\n\t\t\tWHERE updated >= %s\n\t\t\t{$nameQuery}\n\t\t\tORDER BY created DESC;", swarmdb_dateformat(Client::getMaxAge($context))));
        if ($rows) {
            foreach ($rows as $row) {
                $bi = BrowserInfo::newFromContext($this->getContext(), $row->useragent);
                $resultRow = $db->getRow(str_queryf('SELECT
						id,
						run_id,
						client_id,
						status,
						total,
						fail,
						error,
						updated,
						created
					FROM runresults
					WHERE client_id = %u
					ORDER BY created DESC
					LIMIT 1;', $row->id));
                $client = array('id' => $row->id, 'name' => $row->name, 'uaID' => $bi->getSwarmUaID(), 'uaRaw' => $bi->getRawUA(), 'uaData' => $bi->getUaData(), 'viewUrl' => swarmpath("client/{$row->id}"), 'lastResult' => !$resultRow ? null : array('id' => intval($resultRow->id), 'viewUrl' => swarmpath("result/{$resultRow->id}"), 'status' => JobAction::getRunresultsStatus($resultRow)));
                self::addTimestampsTo($client, $row->created, 'connected');
                self::addTimestampsTo($client, $row->updated, 'pinged');
                $results[$row->id] = $client;
            }
        }
        return $results;
    }

    protected function serveRawResults($resultsID)
    {
        $db = $this->getContext()->getDB();
        $this->setRobots('noindex,nofollow');
        $row = $db->getRow(str_queryf('SELECT
				status,
				report_html
			FROM runresults
			WHERE id = %u;', $resultsID));
        header('Content-Type: text/html; charset=utf-8');
        if ($row) {
            $status = intval($row->status);
            // If it finished or was aborted, there should be
            // a (at least partial) html report.
            if ($status === ResultAction::$STATE_FINISHED || $status === ResultAction::$STATE_ABORTED || $status === ResultAction::$STATE_HEARTBEAT) {
                if ($row->report_html) {
                    header('Content-Encoding: gzip');
                    echo $row->report_html;
                } else {
                    $this->outputMini('No Content', 'Client saved results  but did not attach an HTML report.');
                }
                // Client timed-out
            } elseif ($status === ResultAction::$STATE_LOST) {
                $this->outputMini('Client Lost', 'Client lost connection with the swarm.');
                // Still busy? Or some unknown status?
            } else {
                $this->outputMini('In Progress', 'Client did not submit results yet. Please try again later.');
            }
        } else {
            self::httpStatusHeader(404);
            $this->outputMini('Not Found');
        }
        // This is a raw HTML response, the Page should not build.
        exit;
    }

 /**
  * @actionNote This action takes no parameters.
  */
 public function doAction()
 {
     $browserInfo = $this->getContext()->getBrowserInfo();
     $db = $this->getContext()->getDB();
     $request = $this->getContext()->getRequest();
     // Get runs that were given to a client (status=1),
     // but haven't responded with a save (status=2) within 5 minutes.
     $rows = $db->getRows(str_queryf("SELECT\n\t\t\t\trun_id,\n\t\t\t\tclient_id,\n\t\t\t\tuseragent_id\n\t\t\tFROM\n\t\t\t\trun_client, clients\n\t\t\tWHERE run_client.updated < %s\n\t\t\tAND   clients.id = run_client.client_id\n\t\t\tAND   run_client.status = 1;", swarmdb_dateformat(strtotime('5 minutes ago'))));
     $resetTimedoutRuns = 0;
     if ($rows) {
         $resetTimedoutRuns = count($rows);
         foreach ($rows as $row) {
             // Undo runcount and reset status
             $db->query(str_queryf("UPDATE\n\t\t\t\t\t\trun_useragent\n\t\t\t\t\tSET\n\t\t\t\t\t\truns = runs - 1,\n\t\t\t\t\t\tstatus = 0\n\t\t\t\t\tWHERE run_id = %u\n\t\t\t\t\tAND   useragent_id = %s;", $row->run_id, $row->useragent_id));
             // Remove run_client entry,
             // after 5 minutes we'll assume the client crashed, refreshed, closed the browser
             // or something else...
             $db->query(str_queryf("DELETE FROM\n\t\t\t\t\t\trun_client\n\t\t\t\t\tWHERE run_id = %u\n\t\t\t\t\tAND   client_id = %u;", $row->run_id, $row->client_id));
         }
     }
     // Reset runs that race-condition deleted themselves
     $db->query("UPDATE\n\t\t\t\trun_useragent\n\t\t\tSET\n\t\t\t\truns = 0,\n\t\t\t\tcompleted = 0,\n\t\t\t\tstatus = 0\n\t\t\tWHERE runs = max\n\t\t\tAND   NOT EXISTS (\n\t\t\t\tSELECT *\n\t\t\t\tFROM run_client, clients\n\t\t\t\tWHERE run_client.run_id = run_useragent.run_id\n\t\t\t\tAND   run_client.client_id = clients.id\n\t\t\t\tAND   clients.useragent_id = run_useragent.useragent_id\n\t\t\t);");
     $resetRaceConditionDeleted = $db->getAffectedRows();
     $this->setData(array("resetTimedoutRuns" => $resetTimedoutRuns, "resetRaceConditionDeleted" => $resetRaceConditionDeleted));
 }

    /**
     *
     * @actionMethod POST: Required.
     * @actionParam id int
     * @actionParam name string
     *
     */
    public function doAction()
    {
        $request = $this->getContext()->getRequest();
        if (!$request->wasPosted()) {
            $this->setError("requires-post");
            return;
        }
        $json = json_decode(file_get_contents('php://input'));
        if (!$json->id) {
            $this->setError("missing-id");
            return;
        }
        if (!$json->name) {
            $this->setError("missing-name");
            return;
        }
        // Save data
        $db = $this->getContext()->getDB();
        $db->query(str_queryf('UPDATE 
				clients 
			SET 
				device_name = %s
			WHERE 
				id = %u;', $json->name, $json->id));
        $this->setData('OK');
    }

    protected function purgeData($timestamp, $batchSize)
    {
        $date = swarmdb_dateformat($timestamp);
        // Based on ManageProjectScript::delete()
        $stats = array();
        $db = $this->getContext()->getDB();
        while (true) {
            $jobRows = $db->getRows(str_queryf('SELECT id
				FROM jobs
				WHERE created < %s
				LIMIT %u;', $date, $batchSize));
            if (!$jobRows) {
                // Done
                break;
            }
            $jobIDs = array_map(function ($row) {
                return $row->id;
            }, $jobRows);
            $this->out('...deleting ' . count($jobIDs) . ' jobs');
            $action = WipejobAction::newFromContext($this->getContext());
            $result = $action->doWipeJobs('delete', $jobIDs, $batchSize);
            $this->mergeStats($stats, $result);
        }
        // TODO: Purge rows from clients table for clients that are no
        // longer active and don't have 0 runresults after the purge.
        foreach ($stats as $key => $val) {
            $this->out("deleted {$key} rows: {$val}");
        }
        $this->out('');
        $this->out('Done!');
    }

    protected function execute()
    {
        $db = $this->getContext()->getDB();
        $id = $this->getOption('id');
        // Verify parameters
        if (!$id) {
            $this->error('--id is required.');
        }
        $checkId = $db->getOne(str_queryf('SELECT
				id
			FROM projects
			WHERE id = %s;', $id));
        if (!$checkId || $checkId !== $id) {
            $this->error('Project "' . $id . '" does not exist.');
        }
        if (!$this->getOption('quick')) {
            $this->timeWarningForScriptWill('invalidate the existing token');
        }
        // New token
        $authToken = LoginAction::generateRandomHash(40);
        $authTokenHash = sha1($authToken);
        $isUpdated = $db->query(str_queryf('UPDATE projects
			SET
				auth_token = %s
			WHERE id = %s
			LIMIT 1;', $authTokenHash, $id));
        if (!$isUpdated) {
            $this->error('Updating of row into database failed.');
        }
        $this->out('Authentication token of project "' . $id . '" has been succesfully refreshed!' . PHP_EOL . 'The following auth token has been generated for this project:' . PHP_EOL . $authToken . PHP_EOL . PHP_EOL);
    }

 /**
  * @requestParam browserSet string: Show useragents from a specific
  * browserset only.
  * @requestParam onlyactive bool: If true, only user agents that
  * have online clients and/or pending runs are included.
  * If both "browserSet" and "onlyactive" are used, the overlaping
  * subset will be output.
  */
 public function doAction()
 {
     $conf = $this->getContext()->getConf();
     $db = $this->getContext()->getDB();
     $request = $this->getContext()->getRequest();
     $showOnlyactive = $request->hasKey("onlyactive");
     $filterBrowserSet = $request->getVal("browserSet", false);
     $data = array("userAgents" => array());
     $uaIndex = BrowserInfo::getSwarmUAIndex();
     foreach ($uaIndex as $uaID => $uaData) {
         if ($filterBrowserSet && isset($conf->browserSets->{$filterBrowserSet}) && !in_array($uaID, $conf->browserSets->{$filterBrowserSet})) {
             continue;
         }
         // Count online clients with this UA
         $clients = $db->getOne(str_queryf("SELECT\n\t\t\t\t\tCOUNT(id)\n\t\t\t\tFROM clients\n\t\t\t\tWHERE useragent_id = %s\n\t\t\t\tAND   updated > %s", $uaID, swarmdb_dateformat(strtotime('1 minute ago'))));
         $clients = intval($clients);
         // Count pending runs for this UA
         $pendingRuns = $db->getOne(str_queryf("SELECT\n\t\t\t\t\tCOUNT(*)\n\t\t\t\tFROM run_useragent\n\t\t\t\tWHERE useragent_id = %s\n\t\t\t\tAND   status = 0;", $uaID));
         $pendingRuns = intval($pendingRuns);
         // Count past runs that can still be re-run to
         // possibly fix non-passing results
         $pendingReRuns = $db->getOne(str_queryf("SELECT\n\t\t\t\t\tCOUNT(*)\n\t\t\t\tFROM run_useragent\n\t\t\t\tWHERE useragent_id = %s\n\t\t\t\tAND   runs < max\n\t\t\t\tAND   completed > 0;", $uaID));
         $pendingReRuns = intval($pendingReRuns);
         if ($showOnlyactive && !$clients && !$pendingRuns && !$pendingReRuns) {
             continue;
         }
         $data["userAgents"][$uaID] = array("data" => $uaData, "stats" => array("onlineClients" => $clients, "pendingRuns" => $pendingRuns, "pendingReRuns" => $pendingReRuns));
     }
     $this->setData($data);
 }

 /**
  * @actionNote This action takes no parameters.
  */
 public function doAction()
 {
     $browserInfo = $this->getContext()->getBrowserInfo();
     $db = $this->getContext()->getDB();
     $conf = $this->getContext()->getConf();
     $request = $this->getContext()->getRequest();
     // Get runs that were given to a client (status=1),
     // but haven't pinged back when they should.
     $maxage = time() - $conf->client->runTimeout - $conf->client->saveRetryMax * ($conf->client->saveReqTimeout + $conf->client->saveRetrySleep);
     $rows = $db->getRows(str_queryf("SELECT\n\t\t\t\tid,\n\t\t\t\tresults_id\n\t\t\tFROM\n\t\t\t\trun_useragent\n\t\t\tWHERE status = 1\n\t\t\tAND   updated < %s;", swarmdb_dateformat($maxage)));
     $resetTimedoutRuns = 0;
     // For clients that have stopped pinging,
     // assume disconnection (browser crashed, network lost, closed browser, ..)
     // @todo: Incorrect, the above query finds runs that have timed out.
     // Not dead runs from no longer connected clients, both should be checked.
     // The latter involves 3 cross-checks. Get runresults entry. Get client_id.
     // Get clients entry. Check updated property against pingTime+pingTimeMargin (see UserAction/SwarmstateAction).
     // Make 2 arrays of runUaIds and runresultsIds and unique them before the if(). Change if to if-count()
     if ($rows) {
         $resetTimedoutRuns = count($rows);
         foreach ($rows as $row) {
             $db->query(str_queryf("UPDATE run_useragent\n\t\t\t\t\tSET\n\t\t\t\t\t\tstatus = 0,\n\t\t\t\t\t\tresults_id = NULL\n\t\t\t\t\tWHERE id = %u;", $row->id));
             // Record runresults status as having timed-out (status=3)
             $db->query(str_queryf("UPDATE runresults\n\t\t\t\t\tSET status = %s\n\t\t\t\t\tWHERE id = %u;", ResultAction::$STATE_LOST, $row->results_id));
         }
     }
     $this->setData(array("resetTimedoutRuns" => $resetTimedoutRuns));
 }

    /**
     * @actionMethod POST: Required.
     * @actionParam int job_id
     * @actionParam string type: one of 'delete', 'reset'.
     * @actionAuth: Required.
     */
    public function doAction()
    {
        $db = $this->getContext()->getDB();
        $request = $this->getContext()->getRequest();
        $jobID = $request->getInt('job_id');
        $wipeType = $request->getVal('type');
        if (!$jobID || !$wipeType) {
            $this->setError('missing-parameters');
            return;
        }
        if (!in_array($wipeType, array('delete', 'reset'))) {
            $this->setError('invalid-input', 'Invalid wipeType');
            return;
        }
        $projectID = $db->getOne(str_queryf('SELECT
				project_id
			FROM jobs
			WHERE id = %u;', $jobID));
        if (!$projectID) {
            $this->setError('invalid-input', 'Job not found');
            return;
        }
        // Check authentication
        if (!$this->doRequireAuth($projectID)) {
            return;
        }
        $runRows = $db->getRows(str_queryf('SELECT id
			FROM runs
			WHERE job_id = %u;', $jobID));
        if ($runRows) {
            foreach ($runRows as $runRow) {
                if ($wipeType === 'delete') {
                    $db->query(str_queryf('DELETE
						FROM run_useragent
						WHERE run_id = %u;', $runRow->id));
                } elseif ($wipeType === 'reset') {
                    $db->query(str_queryf('UPDATE run_useragent
						SET
							status = 0,
							completed = 0,
							results_id = NULL,
							updated = %s
						WHERE run_id = %u;', swarmdb_dateformat(SWARM_NOW), $runRow->id));
                }
            }
        }
        // This should be outside the if for $runRows, because jobs
        // can sometimes be created without any runs (by accidently).
        // Those should be deletable as well, thus this has to be outside the loop.
        // Also, no need to do this in a loop, just delete them all in one query.
        if ($wipeType === 'delete') {
            $db->query(str_queryf('DELETE
				FROM runs
				WHERE job_id = %u;', $jobID));
            $db->query(str_queryf('DELETE
				FROM jobs
				WHERE id = %u;', $jobID));
        }
        $this->setData(array('jobID' => $jobID, 'type' => $wipeType, 'result' => 'ok'));
    }

 /**
  * @actionNote This action takes no parameters.
  */
 public function doAction()
 {
     $context = $this->getContext();
     $browserInfo = $context->getBrowserInfo();
     $db = $context->getDB();
     $conf = $context->getConf();
     $request = $context->getRequest();
     $resetTimedoutRuns = 0;
     // Get clients that are considered disconnected (not responding to the latest pings).
     // Then mark the runresults of its active runs as timed-out, and reset those runs so
     // they become available again for different clients in GetrunAction.
     $rows = $db->getRows(str_queryf("SELECT\n\t\t\t\trunresults.id as id\n\t\t\tFROM\n\t\t\t\trunresults\n\t\t\tINNER JOIN clients ON runresults.client_id = clients.id\n\t\t\tWHERE runresults.status = 1\n\t\t\tAND   clients.updated < %s;", swarmdb_dateformat(Client::getMaxAge($context))));
     if ($rows) {
         foreach ($rows as $row) {
             // Reset the run
             $ret = $db->query(str_queryf("UPDATE run_useragent\n\t\t\t\t\tSET\n\t\t\t\t\t\tstatus = 0,\n\t\t\t\t\t\tresults_id = NULL\n\t\t\t\t\tWHERE results_id = %u;", $row->id));
             // If the previous UPDATE query failed for whatever
             // reason, don't do the below query as that will lead
             // to data corruption (results with state LOST must never
             // be referenced from run_useragent.results_id).
             if ($ret) {
                 // Update status of the result
                 $ret = $db->query(str_queryf("UPDATE runresults\n\t\t\t\t\t\tSET status = %s\n\t\t\t\t\t\tWHERE id = %u;", ResultAction::$STATE_LOST, $row->id));
             }
             if ($ret) {
                 $resetTimedoutRuns++;
             }
         }
     }
     $this->setData(array("resetTimedoutRuns" => $resetTimedoutRuns));
 }

 /**
  * @actionMethod POST: Required.
  * @actionParam username string
  * @actionParam password string
  */
 public function doAction()
 {
     $db = $this->getContext()->getDB();
     $request = $this->getContext()->getRequest();
     // Already logged in ?
     if ($request->getSessionData("username") && $request->getSessionData("auth") == "yes") {
         $username = $request->getSessionData("username");
         // Try logging in
     } else {
         if (!$request->wasPosted()) {
             $this->setError("requires-post");
             return;
         }
         $username = $request->getVal("username");
         $password = $request->getVal("password");
         if (!$username || !$password) {
             $this->setError("missing-parameters");
             return;
         }
         $res = $db->query(str_queryf("SELECT id\n\t\t\t\tFROM users\n\t\t\t\tWHERE\tname = %s\n\t\t\t\tAND \tpassword = SHA1(CONCAT(seed, %s))\n\t\t\t\tLIMIT 1;", $username, $password));
         if ($res && $db->getNumRows($res) > 0) {
             // Start logged-in session
             $request->setSessionData("username", $username);
             $request->setSessionData("auth", "yes");
         } else {
             $this->setError("invalid-input");
             return;
         }
     }
     // We're still here, logged-in succeeded!
     $this->setData(array("status" => "logged-in", "username" => $username));
     return;
 }

    /**
     * Enforce user authentication. Centralized logic.
     * @param string|int $user [optional] Additionally, verify that the
     * user is of a certain ID or username.
     * @return false|int: user id
     */
    protected final function doRequireAuth($user = null)
    {
        $db = $this->getContext()->getDB();
        $request = $this->getContext()->getRequest();
        if (!$request->wasPosted()) {
            $this->setError('requires-post');
            return false;
        }
        $authUsername = $request->getVal('authUsername');
        $authToken = $request->getVal('authToken');
        if (!$authUsername || !$authToken) {
            $this->setError('missing-parameters');
            return false;
        }
        if (is_string($user) && $user !== $authUsername) {
            $this->setError('unauthorized');
            return false;
        }
        // Check authentication
        $userRow = $db->getRow(str_queryf('SELECT
				id
			FROM users
			WHERE name = %s
			AND   auth = %s;', $authUsername, $authToken));
        if (!$userRow) {
            $this->setError('unauthorized');
            return false;
        }
        $userId = (int) $userRow->id;
        if (is_int($user) && $user !== $userId) {
            $this->setError('unauthorized');
            return false;
        }
        return $userId;
    }

    protected function loadNew()
    {
        $browserInfo = $this->context->getBrowserInfo();
        $db = $this->context->getDB();
        $request = $this->context->getRequest();
        // If the useragent isn't known, abort with an error message
        if (!$browserInfo->isInSwarmUaIndex()) {
            throw new SwarmException('Your browser is not needed by this swarm.');
        }
        $clientName = $request->getVal('item', 'anonymous');
        if (!$clientName) {
            // The UI javascript injects a default value and if the field is missing
            // the above WebRequest#getVal fallback catches it. But if the field
            // was submitted with an empty string, then just ignore it and go to anonymous as well.
            // We don't want to hold back potential swarm joiners.
            $clientName = 'anonymous';
        }
        if (!self::isValidName($clientName)) {
            throw new SwarmException('Invalid client name. Names should be no longer than 128 characters.');
        }
        // Insert in a new record for the client and get its ID
        $db->query(str_queryf('INSERT INTO clients (name, useragent_id, useragent, ip, updated, created)
			VALUES(%s, %s, %s, %s, %s, %s);', $clientName, $browserInfo->getSwarmUaID(), $browserInfo->getRawUA(), $request->getIP(), swarmdb_dateformat(SWARM_NOW), swarmdb_dateformat(SWARM_NOW)));
        $this->clientRow = $db->getRow(str_queryf('SELECT * FROM clients WHERE id = %u LIMIT 1;', $db->getInsertId()));
    }

 protected function loadNew()
 {
     $browserInfo = $this->context->getBrowserInfo();
     $db = $this->context->getDB();
     $request = $this->context->getRequest();
     // If the useragent isn't known, abort with an error message
     if (!$browserInfo->isInSwarmUaIndex()) {
         throw new SwarmException("Your browser is not suported in this TestSwarm " . "(useragent string: {$browserInfo->getRawUA()}).");
     }
     // Running a client doesn't require being logged in
     $username = $request->getSessionData("username", $request->getVal("item"));
     if (!$username) {
         throw new SwarmException("Username required.");
     }
     // Figure out what the user's ID number is
     $userRow = $db->getRow(str_queryf("SELECT * FROM users WHERE name = %s LIMIT 1;", $username));
     // If the user doesn't have one, create a new user row for this name
     if (!$userRow || !$userRow->id) {
         $db->query(str_queryf("INSERT INTO users (name, updated, created) VALUES(%s, %s, %s);", $username, swarmdb_dateformat(SWARM_NOW), swarmdb_dateformat(SWARM_NOW)));
         $userRow = $db->getRow(str_queryf("SELECT * FROM users WHERE id = %u LIMIT 1;", $db->getInsertId()));
     }
     // Insert in a new record for the client and get its ID
     $db->query(str_queryf("INSERT INTO clients (user_id, useragent_id, useragent, ip, updated, created)\n\t\t\tVALUES(%u, %s, %s, %s, %s, %s);", $userRow->id, $browserInfo->getSwarmUaID(), $browserInfo->getRawUA(), $request->getIP(), swarmdb_dateformat(SWARM_NOW), swarmdb_dateformat(SWARM_NOW)));
     $this->clientRow = $db->getRow(str_queryf("SELECT * FROM clients WHERE id = %u LIMIT 1;", $db->getInsertId()));
     $this->userRow = $userRow;
 }

 /**
  * Update client 'alive' and refresh client config.
  *
  * @actionMethod POST: Required.
  * @actionParam run_token string
  * @actionParam client_id int
  */
 public function doAction()
 {
     $conf = $this->getContext()->getConf();
     $request = $this->getContext()->getRequest();
     if (!$request->wasPosted()) {
         $this->setError('requires-post');
         return;
     }
     $runToken = $request->getVal('run_token');
     if ($conf->client->requireRunToken && !$runToken) {
         $this->setError('missing-parameters', 'This TestSwarm does not allow unauthorized clients to join the swarm.');
         return;
     }
     $clientID = $request->getInt('client_id');
     if (!$clientID) {
         $this->setError('missing-parameters');
         return;
     }
     // Create a Client object that verifies client id, user agent and run token.
     // Also updates the client 'alive' timestamp.
     // Throws exception (caught higher up) if stuff is invalid.
     $client = Client::newFromContext($this->getContext(), $runToken, $clientID);
     $db = $this->getContext()->getDB();
     $device_name = $db->getOne(str_queryf("SELECT device_name FROM clients WHERE id = %u;", $clientID));
     if (!isset($device_name)) {
         $device_name = 'Testswarm ID = ' . $clientID;
     }
     $this->setData(array('status' => 'ok', 'confUpdate' => array('client' => $conf->client, 'deviceName' => $device_name)));
 }

 public function execute()
 {
     $db = $this->getContext()->getDB();
     $request = $this->getContext()->getRequest();
     $this->setRobots("noindex,nofollow");
     $runID = $request->getInt("run_id");
     $clientID = $request->getInt("client_id");
     if ($runID && $clientID) {
         $row = $db->getRow(str_queryf("SELECT\n\t\t\t\t\tresults\n\t\t\t\tFROM\n\t\t\t\t\trun_client\n\t\t\t\tWHERE run_id = %u\n\t\t\t\tAND   client_id = %u;", $runID, $clientID));
         if ($row) {
             if ($row->results) {
                 header("Content-Type: text/html; charset=utf-8");
                 header("Content-Encoding: gzip");
                 echo $row->results;
                 // Prevent Page from building
                 exit;
             } else {
                 // The row exists but there are no results yet
                 $this->runClientFound = true;
             }
         }
     }
     // We're still here, continue building the page,
     parent::execute();
 }

 protected function execute()
 {
     $db = $this->getContext()->getDB();
     $corrupt = 0;
     $this->out("Scanning...");
     $resultRows = $db->getRows('SELECT id FROM runresults WHERE status=4;');
     if ($resultRows) {
         foreach ($resultRows as $resultRow) {
             $runRow = $db->getOne(str_queryf('SELECT 1 FROM run_useragent WHERE results_id=%u;', $resultRow->id));
             if ($runRow) {
                 $corrupt++;
                 $this->outRaw("Result #{$resultRow->id}");
                 // See also CleanupAction::doAction
                 $executed = $db->query(str_queryf("UPDATE run_useragent\n\t\t\t\t\t\tSET\n\t\t\t\t\t\t\tstatus = 0,\n\t\t\t\t\t\t\tresults_id = NULL\n\t\t\t\t\t\tWHERE results_id = %u;", $resultRow->id));
                 if ($executed) {
                     $this->outRaw(" ... Fixed!\n");
                 } else {
                     $this->outRaw(" ... Failed!\n");
                 }
                 $this->out("...");
             }
         }
     }
     $this->out("Found {$corrupt} instances of corrupted data.");
 }

 /**
  * @actionMethod POST: Required.
  * @actionParam client_id int
  * @actionParam run_token string
  * @actionParam run_id int
  * @actionParam fail int
  * @actionParam error int
  * @actionParam total int
  * @actionParam results string: HTML snapshot of the test results page.
  */
 public function doAction()
 {
     $browserInfo = $this->getContext()->getBrowserInfo();
     $conf = $this->getContext()->getConf();
     $db = $this->getContext()->getDB();
     $request = $this->getContext()->getRequest();
     if (!$request->wasPosted()) {
         $this->setError("requires-post");
         return;
     }
     $runToken = $request->getVal("run_token");
     if ($conf->client->requireRunToken && !$runToken) {
         $this->setError("invalid-input", "This TestSwarm does not allow unauthorized clients to join the swarm.");
         return;
     }
     $clientID = $request->getInt("client_id");
     if (!$clientID) {
         $this->setError("invalid-input");
         return;
     }
     // Create a Client object that verifies client id, user agent and run token.
     // Also updates the client 'alive' timestamp.
     // Throws exception (caught higher up) if stuff is invalid.
     $client = Client::newFromContext($this->getContext(), $runToken, $clientID);
     $runID = $request->getInt("run_id");
     $fail = $request->getInt("fail");
     $error = $request->getInt("error");
     $total = $request->getInt("total");
     $results = gzencode($request->getVal("results", ""));
     $db->query(str_queryf("UPDATE\n\t\t\t\trun_client\n\t\t\tSET\n\t\t\t\tstatus = 2,\n\t\t\t\tfail = %u,\n\t\t\t\terror = %u,\n\t\t\t\ttotal = %u,\n\t\t\t\tresults = %s,\n\t\t\t\tupdated = %s\n\t\t\tWHERE client_id = %u\n\t\t\tAND   run_id = %u\n\t\t\tLIMIT 1;", $fail, $error, $total, $results, swarmdb_dateformat(SWARM_NOW), $clientID, $runID));
     if (mysql_affected_rows() > 0) {
         // If we're 100% passing we don't need any more runs
         // Clear out other entries from other browsers for the same run
         // that were bad, since we now have a good one.
         if ($total > 0 && $fail === 0 && $error === 0) {
             $rows = $db->getRows(str_queryf("SELECT client_id\n\t\t\t\t\tFROM\n\t\t\t\t\t\trun_client, clients\n\t\t\t\t\tWHERE run_id = %u\n\t\t\t\t\tAND   client_id != %u\n\t\t\t\t\tAND   (total <= 0 OR error > 0 OR fail > 0)\n\t\t\t\t\tAND   clients.id = client_id\n\t\t\t\t\tAND   clients.useragent_id = %s;", $runID, $clientID, $client->getClientRow()->useragent_id));
             if ($rows) {
                 foreach ($rows as $row) {
                     $db->query(str_queryf("DELETE\n\t\t\t\t\t\t\tFROM run_client\n\t\t\t\t\t\t\tWHERE run_id = %u\n\t\t\t\t\t\t\tAND   client_id = %u;", $runID, $row->client_id));
                 }
             }
             $db->query(str_queryf("UPDATE\n\t\t\t\t\t\trun_useragent\n\t\t\t\t\tSET\n\t\t\t\t\t\truns = max,\n\t\t\t\t\t\tcompleted = completed + 1,\n\t\t\t\t\t\tstatus = 2,\n\t\t\t\t\t\tupdated = %s\n\t\t\t\t\tWHERE useragent_id = %s\n\t\t\t\t\tAND   run_id = %u\n\t\t\t\t\tLIMIT 1;", swarmdb_dateformat(SWARM_NOW), $browserInfo->getSwarmUaID(), $runID));
         } else {
             // Clear out old runs that timed out.
             if ($total > 0) {
                 $rows = $db->getRows(str_queryf("SELECT\n\t\t\t\t\t\t\tclient_id\n\t\t\t\t\t\tFROM\n\t\t\t\t\t\t\trun_client\n\t\t\t\t\t\tWHERE run_id = %u\n\t\t\t\t\t\tAND   client_id != %u\n\t\t\t\t\t\tAND   total <= 0;", $runID, $clientID));
                 if ($rows) {
                     foreach ($rows as $row) {
                         $db->query(str_queryf("DELETE\n\t\t\t\t\t\t\t\tFROM run_client\n\t\t\t\t\t\t\t\tWHERE run_id = %u\n\t\t\t\t\t\t\t\tAND   client_id = %u;", $runID, $row->client_id));
                     }
                 }
             }
             $db->query(str_queryf("UPDATE\n\t\t\t\t\t\trun_useragent\n\t\t\t\t\tSET\n\t\t\t\t\t\tcompleted = completed + 1,\n\t\t\t\t\t\tstatus = IF(completed + 1 < max, 1, 2),\n\t\t\t\t\t\tupdated = %s\n\t\t\t\t\tWHERE useragent_id = %s\n\t\t\t\t\tAND   run_id = %u\n\t\t\t\t\tLIMIT 1;", swarmdb_dateformat(SWARM_NOW), $browserInfo->getSwarmUaID(), $runID));
         }
     }
     $this->setData("ok");
 }

    public function doAction()
    {
        $db = $this->getContext()->getDB();
        $request = $this->getContext()->getRequest();
        $runID = $request->getInt("run_id");
        $clientID = $request->getInt("client_id");
        $useragentID = $request->getVal("useragent_id");
        if (!$runID || !$clientID) {
            $this->setError("missing-parameters");
            return;
        }
        $jobID = (int) $db->getOne(str_queryf('SELECT job_id FROM runs WHERE id = %u;', $runID));
        if (!$jobID) {
            $this->setError("invalid-input", "Run {$runID} not found.");
            return;
        }
        $jobOwner = $db->getOne(str_queryf('SELECT
				users.name as user_name
			FROM jobs, users
			WHERE jobs.id = %u
			AND   users.id = jobs.user_id
			LIMIT 1;', $jobID));
        if (!$jobOwner) {
            $this->setError("invalid-input", "Job {$jobID} not found.");
            return;
        }
        // Check authentication
        $userId = $this->doRequireAuth($jobOwner);
        if (!$userId) {
            return;
        }
        $runJobID = (int) $db->getOne(str_queryf('SELECT job_id
			FROM runs
			WHERE id = %u;', $runID));
        if ($runJobID !== $jobID) {
            $this->setError("invalid-input", "Run {$runID} does not belong to job {$jobID}.");
            return;
        }
        $clientUseragentID = $db->getOne(str_queryf('SELECT useragent_id
			FROM clients
			WHERE id = %u;', $clientID));
        if ($clientUseragentID !== $useragentID) {
            $this->setError("invalid-input", "Client {$clientID} does not run useragent {$useragentID}");
            return;
        }
        $db->query(str_queryf('UPDATE
				run_useragent
			SET
				status = 0,
				completed = 0,
				results_id = NULL,
				updated = %s
			WHERE run_id = %u
			AND   useragent_id = %s;', swarmdb_dateformat(SWARM_NOW), $runID, $useragentID));
        $this->setData(array("jobID" => $jobID, "runID" => $runID, "clientID" => $clientID, "useragentID" => $useragentID, "result" => "ok"));
    }

    public static function getLogoutFormFieldsHtml(TestSwarmContext $context)
    {
        $db = $context->getDB();
        $request = $context->getRequest();
        $userName = $request->getSessionData('username');
        $userAuthToken = $db->getOne(str_queryf('SELECT auth
			FROM users
			WHERE name = %s', $userName));
        return '<input type="hidden" name="authUsername" value="' . htmlspecialchars($userName) . '">' . '<input type="hidden" name="authToken" value="' . htmlspecialchars($userAuthToken) . '">';
    }