questlab/www/analytics/plugins/SegmentEditor/API.php

329 lines
11 KiB
PHP

<?php
/**
* Piwik - Open source web analytics
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*
*/
namespace Piwik\Plugins\SegmentEditor;
use Exception;
use Piwik\Common;
use Piwik\Date;
use Piwik\Db;
use Piwik\Piwik;
use Piwik\Segment;
/**
* The SegmentEditor API lets you add, update, delete custom Segments, and list saved segments.a
*
* @method static \Piwik\Plugins\SegmentEditor\API getInstance()
*/
class API extends \Piwik\Plugin\API
{
const DEACTIVATE_SEGMENT_EVENT = 'SegmentEditor.deactivate';
protected function checkSegmentValue($definition, $idSite)
{
// unsanitize so we don't record the HTML entitied segment
$definition = Common::unsanitizeInputValue($definition);
$definition = str_replace("#", '%23', $definition); // hash delimiter
$definition = str_replace("'", '%27', $definition); // not encoded in JS
$definition = str_replace("&", '%26', $definition);
try {
$segment = new Segment($definition, $idSite);
$segment->getHash();
} catch (Exception $e) {
throw new Exception("The specified segment is invalid: " . $e->getMessage());
}
return $definition;
}
protected function checkSegmentName($name)
{
if (empty($name)) {
throw new Exception("Invalid name for this custom segment.");
}
}
protected function checkEnabledAllUsers($enabledAllUsers)
{
$enabledAllUsers = (int)$enabledAllUsers;
if ($enabledAllUsers
&& !Piwik::hasUserSuperUserAccess()
) {
throw new Exception("enabledAllUsers=1 requires Super User access");
}
return $enabledAllUsers;
}
protected function checkIdSite($idSite)
{
if (empty($idSite)) {
if (!Piwik::hasUserSuperUserAccess()) {
throw new Exception($this->getMessageCannotEditSegmentCreatedBySuperUser());
}
} else {
if (!is_numeric($idSite)) {
throw new Exception("idSite should be a numeric value");
}
Piwik::checkUserHasViewAccess($idSite);
}
$idSite = (int)$idSite;
return $idSite;
}
protected function checkAutoArchive($autoArchive, $idSite)
{
$autoArchive = (int)$autoArchive;
if ($autoArchive) {
$exception = new Exception("To prevent abuse, autoArchive=1 requires Super User or ControllerAdmin access.");
if (empty($idSite)) {
if (!Piwik::hasUserSuperUserAccess()) {
throw $exception;
}
} else {
if (!Piwik::isUserHasAdminAccess($idSite)) {
throw $exception;
}
}
}
return $autoArchive;
}
protected function getSegmentOrFail($idSegment)
{
$segment = $this->get($idSegment);
if (empty($segment)) {
throw new Exception("Requested segment not found");
}
return $segment;
}
protected function checkUserIsNotAnonymous()
{
if (Piwik::isUserIsAnonymous()) {
throw new Exception("To create, edit or delete Custom Segments, please sign in first.");
}
}
protected function checkUserCanModifySegment($segment)
{
if(Piwik::hasUserSuperUserAccess()) {
return;
}
if($segment['login'] != Piwik::getCurrentUserLogin()) {
throw new Exception($this->getMessageCannotEditSegmentCreatedBySuperUser());
}
}
/**
* Deletes a stored segment.
*
* @param $idSegment
* @return bool
*/
public function delete($idSegment)
{
$this->checkUserIsNotAnonymous();
$segment = $this->getSegmentOrFail($idSegment);
$this->checkUserCanModifySegment($segment);
$this->sendSegmentDeactivationEvent($idSegment);
$db = Db::get();
$db->delete(Common::prefixTable('segment'), 'idsegment = ' . $idSegment);
return true;
}
/**
* Modifies an existing stored segment.
*
* @param int $idSegment The ID of the stored segment to modify.
* @param string $name The new name of the segment.
* @param string $definition The new definition of the segment.
* @param bool $idSite If supplied, associates the stored segment with as single site.
* @param bool $autoArchive Whether to automatically archive data with the segment or not.
* @param bool $enabledAllUsers Whether the stored segment is viewable by all users or just the one that created it.
*
* @return bool
*/
public function update($idSegment, $name, $definition, $idSite = false, $autoArchive = false, $enabledAllUsers = false)
{
$this->checkUserIsNotAnonymous();
$segment = $this->getSegmentOrFail($idSegment);
$this->checkUserCanModifySegment($segment);
$idSite = $this->checkIdSite($idSite);
$this->checkSegmentName($name);
$definition = $this->checkSegmentValue($definition, $idSite);
$enabledAllUsers = $this->checkEnabledAllUsers($enabledAllUsers);
$autoArchive = $this->checkAutoArchive($autoArchive, $idSite);
if ($this->segmentVisibilityIsReduced($idSite, $enabledAllUsers, $segment)) {
$this->sendSegmentDeactivationEvent($idSegment);
}
$bind = array(
'name' => $name,
'definition' => $definition,
'enable_all_users' => $enabledAllUsers,
'enable_only_idsite' => $idSite,
'auto_archive' => $autoArchive,
'ts_last_edit' => Date::now()->getDatetime(),
);
$db = Db::get();
$db->update(Common::prefixTable("segment"),
$bind,
"idsegment = $idSegment"
);
return true;
}
/**
* Adds a new stored segment.
*
* @param string $name The new name of the segment.
* @param string $definition The new definition of the segment.
* @param bool $idSite If supplied, associates the stored segment with as single site.
* @param bool $autoArchive Whether to automatically archive data with the segment or not.
* @param bool $enabledAllUsers Whether the stored segment is viewable by all users or just the one that created it.
*
* @return int The newly created segment Id
*/
public function add($name, $definition, $idSite = false, $autoArchive = false, $enabledAllUsers = false)
{
$this->checkUserIsNotAnonymous();
$idSite = $this->checkIdSite($idSite);
$this->checkSegmentName($name);
$definition = $this->checkSegmentValue($definition, $idSite);
$enabledAllUsers = $this->checkEnabledAllUsers($enabledAllUsers);
$autoArchive = $this->checkAutoArchive($autoArchive, $idSite);
$db = Db::get();
$bind = array(
'name' => $name,
'definition' => $definition,
'login' => Piwik::getCurrentUserLogin(),
'enable_all_users' => $enabledAllUsers,
'enable_only_idsite' => $idSite,
'auto_archive' => $autoArchive,
'ts_created' => Date::now()->getDatetime(),
'deleted' => 0,
);
$db->insert(Common::prefixTable("segment"), $bind);
return $db->lastInsertId();
}
/**
* Returns a stored segment by ID
*
* @param $idSegment
* @throws Exception
* @return bool
*/
public function get($idSegment)
{
Piwik::checkUserHasSomeViewAccess();
if (!is_numeric($idSegment)) {
throw new Exception("idSegment should be numeric.");
}
$segment = Db::get()->fetchRow("SELECT * " .
" FROM " . Common::prefixTable("segment") .
" WHERE idsegment = ?", $idSegment);
if (empty($segment)) {
return false;
}
try {
if (!$segment['enable_all_users']) {
Piwik::checkUserHasSuperUserAccessOrIsTheUser($segment['login']);
}
} catch (Exception $e) {
throw new Exception($this->getMessageCannotEditSegmentCreatedBySuperUser());
}
if ($segment['deleted']) {
throw new Exception("This segment is marked as deleted. ");
}
return $segment;
}
/**
* Returns all stored segments.
*
* @param bool|int $idSite Whether to return stored segments for a specific idSite, or all of them. If supplied, must be a valid site ID.
* @return array
*/
public function getAll($idSite = false)
{
if (!empty($idSite)) {
Piwik::checkUserHasViewAccess($idSite);
} else {
Piwik::checkUserHasSomeViewAccess();
}
$userLogin = Piwik::getCurrentUserLogin();
$model = new Model();
if (empty($idSite)) {
$segments = $model->getAllSegments($userLogin);
} else {
$segments = $model->getAllSegmentsForSite($idSite, $userLogin);
}
return $segments;
}
/**
* When deleting or making a segment invisible, allow plugins to throw an exception or propagate the action
*
* @param $idSegment
*/
private function sendSegmentDeactivationEvent($idSegment)
{
/**
* Triggered before a segment is deleted or made invisible.
*
* This event can be used by plugins to throw an exception
* or do something else.
*
* @param int $idSegment The ID of the segment being deleted.
*/
Piwik::postEvent(self::DEACTIVATE_SEGMENT_EVENT, array($idSegment));
}
/**
* @param $idSiteNewValue
* @param $enableAllUserNewValue
* @param $segment
* @return bool
*/
private function segmentVisibilityIsReduced($idSiteNewValue, $enableAllUserNewValue, $segment)
{
$allUserVisibilityIsDropped = $segment['enable_all_users'] && !$enableAllUserNewValue;
$allWebsiteVisibilityIsDropped = !isset($segment['idSite']) && $idSiteNewValue;
return $allUserVisibilityIsDropped || $allWebsiteVisibilityIsDropped;
}
/**
* @return string
*/
private function getMessageCannotEditSegmentCreatedBySuperUser()
{
$message = "You can only edit and delete custom segments that you have created yourself. This segment was created and 'shared with you' by the Super User. " .
"To modify this segment, you can first create a new one by clicking on 'Add new segment'. Then you can customize the segment's definition.";
return $message;
}
}