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<?php
/**
* Piwik - Open source web analytics
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*
* @category Piwik
* @package Piwik
*/
namespace Piwik;
use Exception;
class SettingsPiwik
{
/**
* Get salt from [superuser] section
*
* @return string
*/
public static function getSalt()
{
static $salt = null;
if (is_null($salt)) {
$salt = @Config::getInstance()->superuser['salt'];
}
return $salt;
}
/**
* Should Piwik check that the login & password have minimum length and valid characters?
*
* @return bool True if checks enabled; false otherwise
*/
public static function isUserCredentialsSanityCheckEnabled()
{
return Config::getInstance()->General['disable_checks_usernames_attributes'] == 0;
}
/**
* @see getKnownSegmentsToArchive
*
* @var array
*/
public static $cachedKnownSegmentsToArchive = null;
/**
* Segments to pre-process
*
* @return string
*/
static public function getKnownSegmentsToArchive()
{
if (self::$cachedKnownSegmentsToArchive === null) {
$segments = Config::getInstance()->Segments;
$cachedResult = isset($segments['Segments']) ? $segments['Segments'] : array();
Piwik_PostEvent('Piwik.getKnownSegmentsToArchiveAllSites', array(&$cachedResult));
self::$cachedKnownSegmentsToArchive = array_unique($cachedResult);
}
return self::$cachedKnownSegmentsToArchive;
}
public static function getKnownSegmentsToArchiveForSite($idSite)
{
$segments = array();
Piwik_PostEvent('Piwik.getKnownSegmentsToArchiveForSite', array(&$segments, $idSite));
return $segments;
}
/**
* Number of websites to show in the Website selector
*
* @return int
*/
public static function getWebsitesCountToDisplay()
{
$count = max(Config::getInstance()->General['site_selector_max_sites'],
Config::getInstance()->General['autocomplete_min_sites']);
return (int)$count;
}
/**
* Returns if logging should work
* @return bool
*/
public static function shouldLoggerLog()
{
try {
$shouldLog = (SettingsServer::isPhpCliMode()
|| Config::getInstance()->log['log_only_when_cli'] == 0)
&&
(Config::getInstance()->log['log_only_when_debug_parameter'] == 0
|| isset($_REQUEST['debug']));
} catch (Exception $e) {
$shouldLog = false;
}
return $shouldLog;
}
/**
* Cache for result of getPiwikUrl.
* Can be overwritten for testing purposes only.
*
* @var string
*/
static public $piwikUrlCache = null;
/**
* Returns the cached the Piwik URL, eg. http://demo.piwik.org/ or http://example.org/piwik/
* If not found, then tries to cache it and returns the value.
*
* If the Piwik URL changes (eg. Piwik moved to new server), the value will automatically be refreshed in the cache.
*
* @return string
*/
public static function getPiwikUrl()
{
// Only set in tests
if (self::$piwikUrlCache !== null) {
return self::$piwikUrlCache;
}
$key = 'piwikUrl';
$url = Piwik_GetOption($key);
if (SettingsServer::isPhpCliMode()
// in case archive.php is triggered with domain localhost
|| SettingsServer::isArchivePhpTriggered()
|| defined('PIWIK_MODE_ARCHIVE')
) {
return $url;
}
$currentUrl = Common::sanitizeInputValue(Url::getCurrentUrlWithoutFileName());
if (empty($url)
// if URL changes, always update the cache
|| $currentUrl != $url
) {
if (strlen($currentUrl) >= strlen('http://a/')) {
Piwik_SetOption($key, $currentUrl, $autoLoad = true);
}
$url = $currentUrl;
}
return $url;
}
/**
* Returns true if Segmentation is allowed for this user
*
* @return bool
*/
public static function isSegmentationEnabled()
{
return !Piwik::isUserIsAnonymous()
|| Config::getInstance()->General['anonymous_user_enable_use_segments_API'];
}
/**
* Should we process and display Unique Visitors?
* -> Always process for day/week/month periods
* For Year and Range, only process if it was enabled in the config file,
*
* @param string $periodLabel Period label (e.g., 'day')
* @return bool
*/
public static function isUniqueVisitorsEnabled($periodLabel)
{
$generalSettings = Config::getInstance()->General;
$settingName = "enable_processing_unique_visitors_$periodLabel";
$result = !empty($generalSettings[$settingName]) && $generalSettings[$settingName] == 1;
// check enable_processing_unique_visitors_year_and_range for backwards compatibility
if (($periodLabel == 'year' || $periodLabel == 'range')
&& isset($generalSettings['enable_processing_unique_visitors_year_and_range'])
) {
$result |= $generalSettings['enable_processing_unique_visitors_year_and_range'] == 1;
}
return $result;
}
}
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