The sys class - handles yawk's system core functions. More...

Public Member Functions
	logMessage ($message)
	log message to debug_log.txt More...

Static Public Member Functions
static	addPreTags ($customCSS)
	THIS SEEMS OUTDATED - obviously not needed anymore.... More...

static	addTrailingSlash ($url)
	sometimes it is necessary to add a slash to a url. More...

static	array2lines ($array, $property)
	Display a multidimensional array line per line. Expects an array and property. More...

static	checkIfAssetsAreLoaded ($db, $assets, $switch)
	Check if assets are loaded, load if switch is true. More...

static	checkZlib ()
	Check if zlib is available. More...

static	countCodeLines ($path, $fileType)
	Count code lines and output a small overview. More...

static	drawPhpInfo ($lang)
	Display a complete PHPinfo() More...

static	encodeChars ($string)
	convert german special chars and vowels into legal html More...

static	full_copy ($source, $target)
	copy an entire folder including subdirectories More...

static	generateRandomPassword ($length)
	Generate a random password with given length. More...

static	getBaseDir ()
	Return current base directory. More...

static	getBrowser ($useragent)
	extract browser from useragent More...

static	getCurrentUserName ()
	returns the current user name, if set More...

static	getDirPrefix ($db)
	if yawk is installed into a subdirectory, use this to get this prefix directory More...

static	getGroupFromId ($db, $id, $table)
	get requested group ID for given page ID More...

static	getGroupId ($db, $id, $table)
	get requested group ID for given page ID (used in page-edit) More...

static	getGroups ($db, $table)
	get all user groups from database More...

static	getHost ($db)
	get hostname (url where yawk is installed) from database More...

static	getLoadingTime ($debugTime)
	measure script loading time More...

static	getMenuItem ($db, $id)
	get menu item for given page ID More...

static	getMenuLanguage ($db, $id)
	returns menu language for given menu ID More...

static	getMenuName ($db, $id)
	returns menu name for given menu ID More...

static	getOS ($useragent)
	get operating system from useragent string More...

static	getProperty ($db, $property, $table, $id)
	get any property from any table where id is given ID More...

static	getRobotsText ($db, $path)
	Return the content of /robots.txt. More...

static	getSubMenu ($db, $id)
	get submenu ID for given page ID More...

static	getWeekday ($date, $lang)
	return weekday from given date More...

static	isBrowscapSet ($useragent)
	check if browscap file is set More...

static	iStatusToString ($i, $on, $off)
	convert a integer status to string variable (0\|1) to online / offline More...

static	minify ($content)
	Minify any string: removes spaces, tabs and linebreaks. More...

static	minifyCSS ($input)
	Minify any string: removes spaces, tabs and linebreaks. More...

static	minifyHTML ($input)
	HTML Minifier - minify any string: removes spaces, tabstops and linebreaks. More...

static	minifyJs ($input)
	Minify any string: removes spaces, tabs and linebreaks. More...

static	multiarray2lines ($array, $property)
	Display a multidimensional array line per line. Expects an array and property. More...

static	now ()
	returns the current datetime More...

static	outputObjects ($template, $lang, $controller, $page, $user, $stats)
	check if objects exists and display their data More...

static	parse_phpinfo ()
	Read phpinfo() into multidimensional array and return it. More...

static	read_recursive ($path)
	Read a directory recursively. More...

static	recurseRmdir ($dir)
	remove a directory recurse More...

static	replaceCarriageReturns ($replace, $string)
	replace all carriage returns with linebreaks More...

static	replacePreTags ($replace, $customCSS)
	removes all unnecessary HTML tags from custom.css More...

static	safeFileReWrite ($fileName, $dataToSave)
	Safe way to open a file and update data. More...

static	setRobotsText ($path, $content)
	Set the content of /robots.txt (overwrite) More...

static	setTimeout ($location, $wait)
	set a timeout and force page reload via JS More...

static	splitDate ($date)
	split a date to month, day, year and time More...

static	splitDateShort ($date)
	split a date to month, day, year and time this is the same as splitDate() but keep the months short More...

static	time_ago ($userdate, $lang)
	how many time is been gone since given date More...

static	writeIniFile ($array, $file)
	write ini file More...

static	xcopy ($source, $dest, $permissions=0755)
	Copy a file, or recursively copy a folder and its contents. More...

Detailed Description

The sys class - handles yawk's system core functions.

handles many of yawk's system core functions.

Most of them are static functions, like get and set paths, get ids, roles and so on.

Class covers both, backend & frontend functionality. See Methods Summary for Details!

Author: Daniel Retzl danie.nosp@m.lret.nosp@m.zl@gm.nosp@m.ail..nosp@m.com

Copyright: 2009-2016 Daniel Retzl @license https://opensource.org/licenses/MIT

Version: 1.0.0

Definition at line 16 of file sys.php.

Member Function Documentation

◆ addPreTags()

static YAWK\sys::addPreTags ( $customCSS )

static

THIS SEEMS OUTDATED - obviously not needed anymore....

Parameters

string $customCSS

Returns: string

Definition at line 780 of file sys.php.

  {
  // this function wraps a <pre> tag around the CSS file
  // so that the editor (tinyMCE) can get along with the CSS
  // after submitting the form, <pre> tags will be replaced,
  // so that any browser can interpret the custom.css file proper.
  $preOpen = "<pre style=\"word-wrap: break-word; white-space: pre-wrap;\">";
  $preClose = "</pre>";
  $customCSS = $preOpen .$customCSS;
  $customCSS = $customCSS .$preClose;
  return $customCSS;
  }

References $customCSS.

◆ addTrailingSlash()

static YAWK\sys::addTrailingSlash ( $url )

static

sometimes it is necessary to add a slash to a url.

Parameters

string $url the url were the slash needs to be added

Returns: string return url containing the slash

Definition at line 1147 of file sys.php.

  { // check if url contains a trailing slash at the end
  if (substr($url, -1, 1) !== "/")
  { // if not, it will be added
  $url = $url."/";
  }
  // return url with trailing slash
  return $url;
  }

References $url.

Referenced by YAWK\sys\getHost().

◆ array2lines()

static YAWK\sys::array2lines	(	$array,
		$property
	)

static

Display a multidimensional array line per line. Expects an array and property.

Author: Daniel Retzl danie.nosp@m.lret.nosp@m.zl@gm.nosp@m.ail..nosp@m.com

Version: 1.0.0

Definition at line 135 of file sys.php.

  {
  if (!isset($array) || (!isset($property)))
  {
  echo 'array or property not set';
  }
  
  if (isset($array) && (isset($array[$property]) && (isset($property))))
  {
  echo "<h2 class=\"myClass\">$property</h2>";
  foreach ($array[$property] as $item => $key)
  {
  $linkProperty = str_replace(" ", "+", $item);
  if (is_array($key))
  {
  echo "<li class=\"list-group-item\"><a href=\"https://www.google.at/search?q=php.net+$linkProperty\" title=\"google this: $item setting\" target=\"_blank\"><b>$item</b> = $key[0]</a></li>";
  }
  else
  {
  echo "<li class=\"list-group-item\"><a href=\"https://www.google.at/search?q=php.net+$linkProperty\" title=\"google this: $item setting\" target=\"_blank\"><b>$item</b> = $key</a></li>";
  }
  }
  }
  }

References $item.

Referenced by YAWK\sys\drawPhpInfo().

◆ checkIfAssetsAreLoaded()

static YAWK\sys::checkIfAssetsAreLoaded	(	$db,
		$assets,
		$switch
	)

static

Check if assets are loaded, load if switch is true.

Parameters

$db	object Database object
$assets	array Required assets as array
$switch	bool true\|false If true, required assset gets loaded if not

Returns: mixed

This methods checks if given assets are loaded and load them on demand

Definition at line 26 of file sys.php.

  {
  // check if any assets are sent
  if (isset($assets) && (!empty($assets) && (is_array($assets))))
  {
  // get current template ID
  $templateID = \YAWK\template::getCurrentTemplateId($db);
  
  // get the number of assets
  $assetItems = count($assets);
  
  // loop counter
  $successful = 0;
  
  // check if templateID is valid
  if (!isset($templateID) || (empty($templateID) || (!is_numeric($templateID))))
  { // unable to get current template ID
  return false;
  }
  else // valid template ID, go ahead and...
  { // walk through required assets array
  foreach ($assets as $asset => $type)
  {
  // check if asset is loaded
  if ($res = $db->query(("SELECT asset FROM {assets}
  WHERE asset = '" . $asset . "' 
  AND templateID = '".$templateID."'")))
  {
  if ($row = (mysqli_fetch_row($res)))
  {
  if (count($row) > 0)
  {
  // asset found, set loop counter +1
  $successful++;
  }
  }
  else // asset not found
  { // check if switch is true and asset should be loaded...
  if (isset($switch) && ($switch == 'true'))
  { // select data from asset types db
  if ($res = $db->query("SELECT * FROM {assets_types} WHERE asset = '".$asset."'"))
  { // foreach result
  while ($row = (mysqli_fetch_assoc($res)))
  {
  // check link (internal or external)
  if (isset($row['internal']) && (!empty($row['internal'])))
  { // internal link
  $row['link'] = $row['internal'];
  }
  elseif (isset($row['url1']) && (!empty($row['url1'])))
  { // external link
  $row['link'] = $row['url1'];
  }
  
  // load required asset into database
  if ($db->query("INSERT INTO {assets} (templateID, type, sortation, asset, link) VALUES ('" . $templateID . "', '" . $type . "', '" . $row['sortation']. "','" . $row['asset'] . "', '" . $row['link'] . "')"))
  { // asset successfully loaded
  $successful++;
  }
  else
  { // no success - do nothing
  return \YAWK\alert::draw("danger", "ERROR", "Unable to insert Asset into Assets database. Please add this asset $asset manually.", "", 12000);
  }
  }
  }
  else
  {
  // required asset not found in database - add manually!
  // die ('required asset is not in database - add manually!');
  return \YAWK\alert::draw("danger", "ERROR", "Required Asset is not in the database! Please check, if this asset is registered!", "", 12000);
  }
  // select data of this asset
  }
  else
  { // switch is false, means enable asset is not requested
  return \YAWK\alert::draw("warning", "Warning - please check this!", "Unable to load asset! $asset Please check required template assets manually!", "", 12000);
  }
  }
  }
  else
  { // error selecting asset from database
  return \YAWK\alert::draw("warning", "Warning - this widget requires an additional asset!", "Asset $asset not loaded! Please load this asset within system/asset settings.", "", 12000);
  }
  }
  
  // check if count and assetItems match to see if everything worked like expected
  if ($assetItems === $successful)
  { // all assets loaded
  // die ('Required assset was not loaded');
  return \YAWK\alert::draw("success", "Asset System Information", "I have found out that the required asset was not loaded. I've successfully fixed this for you.", "", 6200);
  }
  else
  { // not all asset items could get loaded...
  // die ('Unable to load all assets');
  return \YAWK\alert::draw("warning", "Warning - please check this!", "Unable to load asset! $asset Please check required template assets manually!", "", 12000);
  }
  }
  }
  else
  { // no assets are set
  return false;
  }
  }

References $db, $res, $templateID, $type, and YAWK\template\getCurrentTemplateId().

◆ checkZlib()

static YAWK\sys::checkZlib ( )

static

Check if zlib is available.

Returns: bool

Definition at line 451 of file sys.php.

  { // check if zlib is installed
  if(extension_loaded('zlib'))
  { // installed
  return true;
  }
  else
  { // not installed
  return false;
  }
  }

◆ countCodeLines()

static YAWK\sys::countCodeLines	(	$path,
		$fileType
	)

static

Count code lines and output a small overview.

Parameters

object	$db	database object
string	$path	the full path (including base path)
string	$fileType	file type with leading dot, for example: '.php'

Returns: mixed array

Definition at line 425 of file sys.php.

  {
  $data = \YAWK\sys::read_recursive($path);
  $linesCount = 0;
  $filesCount = 0;
  foreach($data as $value) {
  // count lines of files with given type
  if (substr($value, -4) === "$fileType") {
  $lines = file($value);
  $i_lines = count($lines);
  $linesCount += $i_lines;
  unset($lines, $i_lines);
  $filesCount++;
  }
  }
  return $array = [
  "type" => $fileType,
  "files" => $filesCount,
  "lines" => $linesCount,
  ];
  }

References $data, $value, and YAWK\sys\read_recursive().

◆ drawPhpInfo()

static YAWK\sys::drawPhpInfo ( $lang )

static

Display a complete PHPinfo()

Parameters

$lang

Definition at line 164 of file sys.php.

  {
  // get data from php info into array
  $data = \YAWK\sys::parse_phpinfo();
  
  // JS filter script
  echo "
  <script>
  function myFunction() {
  // Declare variables
  var input, filter, ul, li, a, i;
  input = document.getElementById('myInput');
  filter = input.value.toUpperCase();
  ul = document.getElementById(\"phpinfoList\");
  li = ul.getElementsByTagName('li');
  
  // Loop through all list items, hide those who don't match the search query
  for (i = 0; i < li.length; i++) {
  a = li[i].getElementsByTagName(\"a\")[0];
  if (a.innerHTML.toUpperCase().indexOf(filter) > -1) {
  li[i].style.display = \"\";
  $('.myClass').show();
  } else {
  li[i].style.display = \"none\";
  $('.myClass').hide();
  
  }
  }
  }
  </script>";
  
  echo "<input type=\"text\" id=\"myInput\" class=\"form-control\" onkeyup=\"myFunction()\" placeholder=\"$lang[SEARCH_DOTDOTDOT]\">";
  echo "<ul id=\"phpinfoList\" class=\"list-group\">";
  \YAWK\sys::array2lines($data, "apache2handler");
  \YAWK\sys::array2lines($data, "Apache Environment");
  \YAWK\sys::array2lines($data, "HTTP Headers Information");
  \YAWK\sys::array2lines($data, "bcmath");
  \YAWK\sys::array2lines($data, "bz2");
  \YAWK\sys::array2lines($data, "calendar");
  \YAWK\sys::array2lines($data, "Core");
  \YAWK\sys::array2lines($data, "ctype");
  \YAWK\sys::array2lines($data, "curl");
  \YAWK\sys::array2lines($data, "date");
  \YAWK\sys::array2lines($data, "dom");
  \YAWK\sys::array2lines($data, "ereg");
  \YAWK\sys::array2lines($data, "exif");
  \YAWK\sys::array2lines($data, "fileinfo");
  \YAWK\sys::array2lines($data, "filter");
  \YAWK\sys::array2lines($data, "ftp");
  \YAWK\sys::array2lines($data, "gd");
  \YAWK\sys::array2lines($data, "gettext");
  \YAWK\sys::array2lines($data, "hash");
  \YAWK\sys::array2lines($data, "iconv");
  \YAWK\sys::array2lines($data, "imagick");
  \YAWK\sys::array2lines($data, "json");
  \YAWK\sys::array2lines($data, "libxml");
  \YAWK\sys::array2lines($data, "mbstring");
  \YAWK\sys::array2lines($data, "mcrypt");
  \YAWK\sys::array2lines($data, "mhash");
  \YAWK\sys::array2lines($data, "mysqli");
  \YAWK\sys::array2lines($data, "mysqlnd");
  \YAWK\sys::array2lines($data, "odbc");
  \YAWK\sys::array2lines($data, "openssl");
  \YAWK\sys::array2lines($data, "pcre");
  \YAWK\sys::array2lines($data, "PDO");
  \YAWK\sys::array2lines($data, "pdo_mysql");
  \YAWK\sys::array2lines($data, "pdo_sqlite");
  \YAWK\sys::array2lines($data, "Phar");
  \YAWK\sys::array2lines($data, "Reflection");
  \YAWK\sys::array2lines($data, "session");
  \YAWK\sys::array2lines($data, "SimpleXML");
  \YAWK\sys::array2lines($data, "SPL");
  \YAWK\sys::array2lines($data, "standard");
  \YAWK\sys::array2lines($data, "tokenizer");
  \YAWK\sys::array2lines($data, "wddx");
  \YAWK\sys::array2lines($data, "xml");
  \YAWK\sys::array2lines($data, "xmlreader");
  \YAWK\sys::array2lines($data, "xmlwriter");
  \YAWK\sys::array2lines($data, "zip");
  \YAWK\sys::array2lines($data, "zlib");
  echo "</ul>";
  /*
  echo "</tbody></table>";
  */
  }

References $data, YAWK\sys\array2lines(), and YAWK\sys\parse_phpinfo().

◆ encodeChars()

static YAWK\sys::encodeChars ( $string )

static

convert german special chars and vowels into legal html

Parameters

string $string to encode

Returns: string return encoded string

Definition at line 1089 of file sys.php.

  { // requires string. encodes german vowels
  // $string = utf8_decode($string);
  $chars = array("ö" => "&ouml;", "ä" => "&auml;", "ü" => "&uuml;",
  "Ö" => "&Ouml;", "Ä" => "&Auml;", "Ü" => "&Uuml;",
  "ß" => "&szlig;",
  "€" => "&euro;");
  return strtr($string, $chars);
  }

Referenced by YAWK\page\create(), and YAWK\menu\createMenu().

◆ full_copy()

static YAWK\sys::full_copy	(	$source,
		$target
	)

static

copy an entire folder including subdirectories

Parameters

string	$source	source directory
string	$target	target directory

copy an entire folder into another location

Definition at line 694 of file sys.php.

  { /** copy an entire folder into another location */
  if (is_dir($source))
  {
  @mkdir($target);
  $d = dir($source);
  while (FALSE !== ($entry = $d->read()))
  {
  if ($entry == '.' || $entry == '..')
  {
  continue;
  }
  $Entry = $source.'/'.$entry;
  if (is_dir($Entry))
  {
  self::full_copy($Entry, $target.'/'.$entry);
  continue;
  }
  copy($Entry, $target.'/'.$entry);
  }
  $d->close();
  }
  else
  {
  copy( $source, $target );
  }
  }

◆ generateRandomPassword()

static YAWK\sys::generateRandomPassword ( $length )

static

Generate a random password with given length.

Parameters

int $length length of the password you wish to return

Returns: string

Definition at line 314 of file sys.php.

  {
  // if length is not set or wrong type
  if (!isset($length) || (empty($length) || (!is_int($length))))
  { // generate password with default length (8 chars)
  $length = 8;
  }
  // string with allowed chars - these can appear in the generated password
  $chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&*()_-=+;:,.?";
  // generate password
  $password = substr(str_shuffle($chars), 0, $length);
  return $password;
  }

References $password.

◆ getBaseDir()

static YAWK\sys::getBaseDir ( )

static

Return current base directory.

Returns: string

Definition at line 304 of file sys.php.

  {
  return substr($_SERVER['SCRIPT_NAME'], 0, strpos($_SERVER['SCRIPT_NAME'],basename($_SERVER['SCRIPT_NAME'])));
  }

Referenced by YAWK\installer\step3(), and YAWK\installer\step4().

◆ getBrowser()

static YAWK\sys::getBrowser ( $useragent )

static

extract browser from useragent

Parameters

string $useragent the full useragent

Returns: array array with useragent, browser, version and platform

Definition at line 911 of file sys.php.

  {
  if (isset($useragent) && (!empty($useragent)))
  {
  $u_agent = $useragent;
  }
  else
  {
  $u_agent = $_SERVER['HTTP_USER_AGENT'];
  }
  $bname = 'Unknown';
  $platform = 'Unknown';
  $ub = '';
  $version= "";
  
  //First get the platform?
  if (preg_match('/linux/i', $u_agent)) {
  $platform = 'linux';
  }
  elseif (preg_match('/macintosh|mac os x/i', $u_agent)) {
  $platform = 'mac';
  }
  elseif (preg_match('/windows|win32/i', $u_agent)) {
  $platform = 'windows';
  }
  elseif(preg_match('/linux|android/i',$u_agent))
  {
  $bname = 'Android';
  $ub = "Android";
  $platform = "Android";
  }
  
  // Next get the name of the useragent yes seperately and for good reason
  if(preg_match('/MSIE/i',$u_agent) && !preg_match('/Opera/i',$u_agent))
  {
  $bname = 'Internet Explorer';
  $ub = "MSIE";
  }
  if(preg_match('/Edge/i',$u_agent) && !preg_match('/Opera/i',$u_agent))
  {
  $bname = 'Edge';
  $ub = "Edge";
  }
  elseif(preg_match('/Trident/i',$u_agent))
  { // this condition is for IE11
  $bname = 'Internet Explorer';
  $ub = "rv";
  }
  elseif(preg_match('/Firefox/i',$u_agent))
  {
  $bname = 'Mozilla Firefox';
  $ub = "Firefox";
  }
  elseif(preg_match('/Chrome/i',$u_agent))
  {
  $bname = 'Google Chrome';
  $ub = "Chrome";
  }
  elseif(preg_match('/Safari/i',$u_agent))
  {
  $bname = 'Apple Safari';
  $ub = "Safari";
  }
  elseif(preg_match('/Opera/i',$u_agent))
  {
  $bname = 'Opera';
  $ub = "Opera";
  }
  elseif(preg_match('/Netscape/i',$u_agent))
  {
  $bname = 'Netscape';
  $ub = "Netscape";
  }
  
  // finally get the correct version number
  // Added "|:"
  $known = array('Version', $ub, 'other');
  $pattern = '#(?<browser>' . join('|', $known) .
  ')[/|: ]+(?<version>[0-9.|a-zA-Z.]*)#';
  if (!preg_match_all($pattern, $u_agent, $matches)) {
  // we have no matching number just continue
  }
  
  // see how many we have
  $i = count($matches['browser']);
  if ($i != 1) {
  //we will have two since we are not using 'other' argument yet
  //see if version is before or after the name
  if (strripos($u_agent,"Version") < strripos($u_agent,$ub)){
  $version= $matches['version'][0];
  }
  else {
  $version= $matches['version'][1];
  }
  }
  else {
  $version= $matches['version'][0];
  }
  
  // check if we have a number
  if ($version==null || $version=="") {$version="?";}
  
  return array(
  'userAgent' => $u_agent,
  'name' => $bname,
  'version' => $version,
  'platform' => $platform,
  'pattern' => $pattern
  );
  }

References $i, and $useragent.

Referenced by YAWK\stats\prepareData().

◆ getCurrentUserName()

static YAWK\sys::getCurrentUserName ( )

static

returns the current user name, if set

Returns: string

Definition at line 1284 of file sys.php.

  {
  if (isset($_SESSION['username'])) {
  return $_SESSION['username'];
  }
  else {
  return "Gast";
  }
  }

Referenced by YAWK\menu\drawLogoutMenu().

◆ getDirPrefix()

static YAWK\sys::getDirPrefix ( $db )

static

if yawk is installed into a subdirectory, use this to get this prefix directory

Parameters

object $db database

Returns: string return the directory prefix

Definition at line 1104 of file sys.php.

  { // returns directory prefix from settings
  $dirprefix = settings::getSetting($db, "dirprefix");
  return $dirprefix;
  }

References $db, $dirprefix, and YAWK\settings\getSetting().

Referenced by YAWK\widget\getCurrentWidgetPath().

◆ getGroupFromId()

static YAWK\sys::getGroupFromId	(	$db,
		$id,
		$table
	)

static

get requested group ID for given page ID

Parameters

object	$db	database
string	$id	page ID
string	$table	the table to select from

Returns: string|bool return the group ID or false

Parameters

$db	\YAWK\db $res

Definition at line 1217 of file sys.php.

  {
  /** @param $db \YAWK\db $res */
  if ($res = $db->query("SELECT cp.gid, cg.value
  FROM {".$table."} as cp
  JOIN {user_groups} as cg on cg.id = cp.gid
  WHERE cp.id = $id"))
  {
  while ($row = mysqli_fetch_row($res))
  {
  echo $row[1];
  }
  return $row[0];
  }
  else {
  \YAWK\alert::draw("warning", "Warning", "Could not fetch Group from page ID $id", "","2000");
  // q failed
  return false;
  }
  }

References $db, $res, and YAWK\alert\draw().

◆ getGroupId()

static YAWK\sys::getGroupId	(	$db,
		$id,
		$table
	)

static

get requested group ID for given page ID (used in page-edit)

Parameters

object	$db	database
string	$id	page ID
string	$table	the table to select from

Returns: string|bool return the group ID or false

Parameters

$db	\YAWK\db $res

Definition at line 1192 of file sys.php.

  { /** @param $db \YAWK\db $res */
  if ($res = $db->query("SELECT cg.id
  FROM {".$table."} as cp
  JOIN {user_groups} as cg on cg.id = cp.gid
  WHERE cp.id = $id"))
  { // get GroupId (gid) from given table
  $row = mysqli_fetch_row($res);
  return $row[0];
  }
  else
  {
  \YAWK\alert::draw("warning", "Warning", "Could not fetch Group ID from $table", "","2000");
  }
  return false;
  }

References $db, $res, and YAWK\alert\draw().

◆ getGroups()

static YAWK\sys::getGroups	(	$db,
		$table
	)

static

get all user groups from database

Parameters

object	$db	database
string	$table	the table to select from

Returns: array|bool|string

Parameters

$db	\YAWK\db $res

Definition at line 1244 of file sys.php.

  {
  /** @param $db \YAWK\db $res */
  $groupsArray = array();
  if ($res = $db->query("SELECT id, value, (
  SELECT COUNT( * )
  FROM {".$table."}
  WHERE gid = {user_groups.id}
  )count
  FROM {user_groups} ORDER by id ASC"))
  {
  while ($row = $res->fetch_assoc())
  {
  $groupsArray[] = $row;
  }
  return $groupsArray;
  }
  // q failed
  return false;
  }

References $db, and $res.

◆ getHost()

static YAWK\sys::getHost ( $db )

static

get hostname (url where yawk is installed) from database

Parameters

object $db database

Returns: bool|string

Definition at line 1115 of file sys.php.

  { // get host from settings db
  $hostname = settings::getSetting($db, "host");
  $hostname = self::addTrailingSlash($hostname);
  return $hostname;
  }

References $db, YAWK\sys\addTrailingSlash(), and YAWK\settings\getSetting().

Referenced by YAWK\PLUGINS\MESSAGES\messages\__construct(), and YAWK\user\sendResetEmail().

◆ getLoadingTime()

static YAWK\sys::getLoadingTime ( $debugTime )

static

measure script loading time

Parameters

string $debugTime starting time

Returns: string return formated time in milliseconds

Definition at line 1076 of file sys.php.

  {
  // debugTime to measure script time
  $debugTime = microtime(true) - $debugTime;
  $debugTime = number_format($debugTime, 3);
  return "<small>&nbsp; script execution time: $debugTime Sek.</small>";
  }

◆ getMenuItem()

static YAWK\sys::getMenuItem	(	$db,
		$id
	)

static

get menu item for given page ID

Parameters

object	$db	database
int	$id	page ID

Returns: bool

Parameters

$db	\YAWK\db $res

Definition at line 1329 of file sys.php.

  {
  /** @param $db \YAWK\db $res */
  if ($row = $db->query("SELECT p.menu, m.name
  FROM {pages} as p
  JOIN {menu_names} as m on m.id = p.menu
  WHERE p.id = $id"))
  {
  $res = mysqli_fetch_row($row);
  if (isset($res[1])){
  return $res[1];
  }
  else {
  return null;
  }
  }
  else
  {
  return null;
  }
  }

References $db, and $res.

◆ getMenuLanguage()

static YAWK\sys::getMenuLanguage	(	$db,
		$id
	)

static

returns menu language for given menu ID

Parameters

object	$db	database
int	$id	menu ID

Returns: bool

Parameters

$db	\YAWK\db $res

Definition at line 1405 of file sys.php.

  { /** @param $db \YAWK\db $res */
  if ($res = $db->query("SELECT menuLanguage
  FROM {menu_names}
  WHERE id = $id"))
  { // return menu name
  $row = mysqli_fetch_row($res);
  return $row[0];
  }
  else
  { // q failed
  return false;
  }
  }

References $db, and $res.

◆ getMenuName()

static YAWK\sys::getMenuName	(	$db,
		$id
	)

static

returns menu name for given menu ID

Parameters

object	$db	database
int	$id	menu ID

Returns: bool

Parameters

$db	\YAWK\db $res

Definition at line 1384 of file sys.php.

  { /** @param $db \YAWK\db $res */
  if ($res = $db->query("SELECT name
  FROM {menu_names}
  WHERE id = $id"))
  { // return menu name
  $row = mysqli_fetch_row($res);
  return $row[0];
  }
  else
  { // q failed
  return false;
  }
  }

References $db, and $res.

◆ getOS()

static YAWK\sys::getOS ( $useragent )

static

get operating system from useragent string

Parameters

string $useragent full useragent string

Returns: mixed|string return string containing the OS (platform)

Definition at line 1027 of file sys.php.

  {
  if (isset($useragent) && (!empty($useragent)))
  {
  $u_agent = $useragent;
  }
  else
  {
  $u_agent = $_SERVER['HTTP_USER_AGENT'];
  }
  // $os_platform = "Unknown OS Platform";
  $os_array = array(
  '/Sec-CH-UA-Platform/i' => 'Windows 11',
  '/Windows NT 10.0/i' => 'Windows 10',
  '/windows nt 6.2/i' => 'Windows 8',
  '/windows nt 6.1/i' => 'Windows 7',
  '/windows nt 6.0/i' => 'Windows Vista',
  '/windows nt 5.2/i' => 'Windows Server 2003/XP x64',
  '/windows nt 5.1/i' => 'Windows XP',
  '/windows xp/i' => 'Windows XP',
  '/windows nt 5.0/i' => 'Windows 2000',
  '/windows me/i' => 'Windows ME',
  '/win98/i' => 'Windows 98',
  '/win95/i' => 'Windows 95',
  '/win16/i' => 'Windows 3.11',
  '/macintosh|mac os x/i' => 'Mac OS X',
  '/mac_powerpc/i' => 'Mac OS 9',
  '/linux/i' => 'Linux',
  '/ubuntu/i' => 'Ubuntu',
  '/iphone/i' => 'iPhone',
  '/ipod/i' => 'iPod',
  '/ipad/i' => 'iPad',
  '/android/i' => 'Android',
  '/blackberry/i' => 'BlackBerry',
  '/webos/i' => 'Mobile'
  );
  
  foreach ($os_array as $regex => $value) {
  if (preg_match($regex, $u_agent)) {
  $os_platform = $value;
  }
  }
  return $os_platform;
  }

References $useragent, and $value.

Referenced by YAWK\stats\prepareData().

◆ getProperty()

static YAWK\sys::getProperty	(	$db,
		$property,
		$table,
		$id
	)

static

get any property from any table where id is given ID

Parameters

object	$db	database
string	$property	what to select (field)
string	$table	from wich (table)
string	$id	where id = (id)

Returns: bool

Parameters

$db	\YAWK\db $res

Definition at line 1165 of file sys.php.

  { /** @param $db \YAWK\db $res */
  if ($res = $db->query("SELECT " . $property . " FROM {$table}
  WHERE id = '" . $id . "'"))
  { // fetch data
  if ($row = mysqli_fetch_row($res))
  { // return property
  return $row[0];
  }
  else
  { // fetch failed
  return false;
  }
  }
  else
  { // q failed
  return false;
  }
  }

References $db, $id, and $res.

◆ getRobotsText()

static YAWK\sys::getRobotsText	(	$db,
		$path
	)

static

Return the content of /robots.txt.

Parameters

string $path absolute path to the robots.txt file

Returns: string|bool

Definition at line 334 of file sys.php.

  {
  $robotsText = "$path/robots.txt";
  $file = file_get_contents($robotsText);
  if (!empty($file))
  {
  return $file;
  }
  else
  { // try to get robots.txt from database
  if ($file = \YAWK\settings::getLongSetting($db, "robotsText-long"))
  {
  return $file;
  }
  else
  { // db setting robotsText-long is empty
  return false;
  }
  }
  }

References $db, and YAWK\settings\getLongSetting().

◆ getSubMenu()

static YAWK\sys::getSubMenu	(	$db,
		$id
	)

static

get submenu ID for given page ID

Parameters

object	$db	database
string	$id	page ID

Returns: mixed string|int

Parameters

$db	\YAWK\db $res

Definition at line 1300 of file sys.php.

  {
  /** @param $db \YAWK\db $res */
  if ($res = $db->query("SELECT m.id
  FROM {pages} as p
  JOIN {menu_names} as m on m.id = p.menu
  WHERE p.id = $id")){
  $row = mysqli_fetch_row($res);
  if (!isset($row[0]) ||(empty($row[0])))
  {
  return "0";
  }
  else
  {
  return $row[0];
  }
  }
  else
  {
  return "0";
  }
  }

References $db, and $res.

◆ getWeekday()

static YAWK\sys::getWeekday	(	$date,
		$lang
	)

static

return weekday from given date

Parameters

string $date the date to calculate

Returns: bool|false|string

Definition at line 1735 of file sys.php.

  {
  global $lang;
  if (isset($date)){
  // get weekday
  $weekday = date("l",strtotime($date));
  if (isset($lang) && (!empty($lang) && (is_array($lang))))
  {
  // translate, if language is set
  switch($weekday){
  case "$lang[MONDAY]":
  $weekday = "$lang[MONDAY]";
  break;
  case "$lang[TUESDAY]":
  $weekday = "$lang[TUESDAY]";
  break;
  case "$lang[WEDNESDAY]":
  $weekday = "$lang[WEDNESDAY]";
  break;
  case "$lang[THURSDAY]":
  $weekday = "$lang[THURSDAY]";
  break;
  case "$lang[FRIDAY]":
  $weekday = "$lang[FRIDAY]";
  break;
  case "$lang[SATURDAY]":
  $weekday = "$lang[SATURDAY]";
  break;
  case "$lang[SUNDAY]":
  $weekday = "$lang[SUNDAY]";
  break;
  }
  }
  return $weekday;
  }
  else {
  return false;
  }
  }

References $date, $lang, and date.

Referenced by YAWK\stats\countWeekdays().

◆ isBrowscapSet()

static YAWK\sys::isBrowscapSet ( $useragent )

static

check if browscap file is set

Parameters

string $useragent full useragent

Returns: bool|null

Definition at line 880 of file sys.php.

  {
  // check if a browscap file is set...
  if (ini_get('browscap'))
  { // got it, output file path
  $browscapFile = ini_get('browscap');
  // print browser info:
  echo "<pre>"; print_r(get_browser($useragent)); echo "</pre>";
  }
  else
  { // browscap file not set
  \YAWK\alert::draw("info", "Warning!", "Browscap file not set in your php.ini", "", 7500);
  // try to enable via ini_set
  if (ini_set('browscap', 'browscap.ini'))
  { // worked, show browser info...
  echo "<pre>"; print_r(get_browser($useragent)); echo "</pre>";
  }
  else
  { // enable failed, exit with error
  return false;
  // \YAWK\alert::draw("danger", "Error: ", "Browscap file not set in php.ini Tried to enable via ini_set. Did not work... aborting!", "", 15000);
  }
  }
  return null;
  }

References $useragent, and YAWK\alert\draw().

◆ iStatusToString()

static YAWK\sys::iStatusToString	(	$i,
		$on,
		$off
	)

static

convert a integer status to string variable (0|1) to online / offline

Parameters

int	$i	the status var
string	$on	string for status 1 (online, published...)
string	$off	string for status 0 (offline, not published...)

Returns: bool|string return the converted string or false

Definition at line 729 of file sys.php.

  { // check if $i is set and from correct type
  $status = '';
  if (isset($i))
  {
  // check online string
  if (!isset($on) || (empty($on)))
  {
  $on = "online";
  }
  // check offline string
  if (!isset($off) || (empty($off)))
  {
  $off = "offline";
  }
  if ($i == "1")
  { // return word online
  $status = $on;
  }
  elseif ($i == "0")
  { // return word online
  $status = $off;
  }
  else
  {
  $status = "error: \$i status undefined";
  }
  }
  else
  { // ID not set or not a number
  return false;
  }
  return $status;
  }

References $i.

Referenced by YAWK\menu\toggleItemOffline(), YAWK\menu\toggleOffline(), and YAWK\page\toggleOffline().

◆ logMessage()

YAWK\sys::logMessage ( $message )

log message to debug_log.txt

this function is used to log any given messages to debug_log.txt

Parameters

$message

Returns: void

Definition at line 1834 of file sys.php.

  {
  $logfile = 'debug_log.txt';
  $timestamp = date('Y-m-d H:i:s');
  file_put_contents($logfile, "[$timestamp] $message\n", FILE_APPEND);
  }

References date.

◆ minify()

static YAWK\sys::minify ( $content )

static

Minify any string: removes spaces, tabs and linebreaks.

Parameters

string $content

Returns: mixed

minify data

Definition at line 528 of file sys.php.

  { /** minify data */
  // remove comments
  $content = preg_replace('!/\*[^*]*\*+([^/][^*]*\*+)*/!', '', $content);
  // remove space after colons
  $content = str_replace(': ', ':', $content);
  // remove whitespaces
  $content = str_replace(array("\r\n", "\r", "\n", "\t", ' ', ' ', ' '), '', $content);
  return $content;
  }

References $content.

◆ minifyCSS()

static YAWK\sys::minifyCSS ( $input )

static

Minify any string: removes spaces, tabs and linebreaks.

Author: Rodrigo54

Version: 1.0.0 string $input the CSS string to minify mixed CSS Minifier => http://ideone.com/Q5USEF + improvement(s)

Definition at line 614 of file sys.php.

  {
  if(trim($input) === "") return $input;
  return preg_replace(
  array(
  // Remove comment(s)
  '#("(?:[^"\\\]++|\\\.)*+"|\'(?:[^\'\\\\]++|\\\.)*+\')|\/\*(?!\!)(?>.*?\*\/)|^\s*|\s*$#s',
  // Remove unused white-space(s)
  '#("(?:[^"\\\]++|\\\.)*+"|\'(?:[^\'\\\\]++|\\\.)*+\'|\/\*(?>.*?\*\/))|\s*+;\s*+(})\s*+|\s*+([*$~^|]?+=|[{};,>~+]|\s*+-(?![0-9\.])|!important\b)\s*+|([[(:])\s++|\s++([])])|\s++(:)\s*+(?!(?>[^{}"\']++|"(?:[^"\\\]++|\\\.)*+"|\'(?:[^\'\\\\]++|\\\.)*+\')*+{)|^\s++|\s++\z|(\s)\s+#si',
  // Replace `0(cm|em|ex|in|mm|pc|pt|px|vh|vw|%)` with `0`
  '#(?<=[\s:])(0)(cm|em|ex|in|mm|pc|pt|px|vh|vw|%)#si',
  // Replace `:0 0 0 0` with `:0`
  '#:(0\s+0|0\s+0\s+0\s+0)(?=[;\}]|\!important)#i',
  // Replace `background-position:0` with `background-position:0 0`
  '#(background-position):0(?=[;\}])#si',
  // Replace `0.6` with `.6`, but only when preceded by `:`, `,`, `-` or a white-space
  '#(?<=[\s:,\-])0+\.(\d+)#s',
  // Minify string value
  '#(\/\*(?>.*?\*\/))|(?<!content\:)([\'"])([a-z_][a-z0-9\-_]*?)\2(?=[\s\{\}\];,])#si',
  '#(\/\*(?>.*?\*\/))|(\burl\‍()([\'"])([^\s]+?)\3(\‍))#si',
  // Minify HEX color code
  '#(?<=[\s:,\-]\#)([a-f0-6]+)\1([a-f0-6]+)\2([a-f0-6]+)\3#i',
  // Replace `(border|outline):none` with `(border|outline):0`
  '#(?<=[\{;])(border|outline):none(?=[;\}\!])#',
  // Remove empty selector(s)
  '#(\/\*(?>.*?\*\/))|(^|[\{\}])(?:[^\s\{\}]+)\{\}#s'
  ),
  array(
  '$1',
  '$1$2$3$4$5$6$7',
  '$1',
  ':0',
  '$1:0 0',
  '.$1',
  '$1$3',
  '$1$2$4$5',
  '$1$2$3',
  '$1:0',
  '$1$2'
  ),
  $input);
  }

Referenced by YAWK\sys\minifyHTML().

◆ minifyHTML()

static YAWK\sys::minifyHTML ( $input )

static

HTML Minifier - minify any string: removes spaces, tabstops and linebreaks.

Author: Rodrigo54

Version: 1.0.0 string $input the CSS string to minify mixed Based on https://github.com/mecha-cms/mecha-cms/blob/master/system/kernel/converter.php

Definition at line 548 of file sys.php.

  {
  if(trim($input) === "") return $input;
  // Remove extra white-space(s) between HTML attribute(s)
  $input = preg_replace_callback('#<([^\/\s<>!]+)(?:\s+([^<>]*?)\s*|\s*)(\/?)>#s', function($matches) {
  return '<' . $matches[1] . preg_replace('#([^\s=]+)(\=([\'"]?)(.*?)\3)?(\s+|$)#s', ' $1$2', $matches[2]) . $matches[3] . '>';
  }, str_replace("\r", "", $input));
  // Minify inline CSS declaration(s)
  if(strpos($input, ' style=') !== false) {
  $input = preg_replace_callback('#<([^<]+?)\s+style=([\'"])(.*?)\2(?=[\/\s>])#s', function($matches) {
  return '<' . $matches[1] . ' style=' . $matches[2] . self::minifyCSS($matches[3]) . $matches[2];
  }, $input);
  }
  if(strpos($input, '</style>') !== false) {
  $input = preg_replace_callback('#<style(.*?)>(.*?)</style>#is', function($matches) {
  return '<style' . $matches[1] .'>'. self::minifyCSS($matches[2]) . '</style>';
  }, $input);
  }
  if(strpos($input, '</script>') !== false) {
  $input = preg_replace_callback('#<script(.*?)>(.*?)</script>#is', function($matches) {
  return '<script' . $matches[1] .'>'. self::minifyJs($matches[2]) . '</script>';
  }, $input);
  }
  return preg_replace(
  array(
  // t = text
  // o = tag open
  // c = tag close
  // Keep important white-space(s) after self-closing HTML tag(s)
  '#<(img|input)(>| .*?>)#s',
  // Remove a line break and two or more white-space(s) between tag(s)
  '#(<!--.*?-->)|(>)(?:\n*|\s{2,})(<)|^\s*|\s*$#s',
  '#(<!--.*?-->)|(?<!>)\s+(<\/.*?>)|(<[^\/]*?>)\s+(?!<)#s', // t+c || o+t
  '#(<!--.*?-->)|(<[^\/]*?>)\s+(<[^\/]*?>)|(<\/.*?>)\s+(<\/.*?>)#s', // o+o || c+c
  '#(<!--.*?-->)|(<\/.*?>)\s+(\s)(?!<)|(?<!>)\s+(\s)(<[^\/]*?\/?>)|(<[^\/]*?\/?>)\s+(\s)(?!<)#s', // c+t || t+o || o+t -- separated by long white-space(s)
  '#(<!--.*?-->)|(<[^\/]*?>)\s+(<\/.*?>)#s', // empty tag
  '#<(img|input)(>| .*?>)<\/\1>#s', // reset previous fix
  '#(&nbsp;)&nbsp;(?![<\s])#', // clean up ...
  '#(?<=>)(&nbsp;)(?=<)#', // --ibid
  // Remove HTML comment(s) except IE comment(s)
  '#\s*<!--(?!\[if\s).*?-->\s*|(?<!>)\n+(?=<[^!])#s'
  ),
  array(
  '<$1$2</$1>',
  '$1$2$3',
  '$1$2$3',
  '$1$2$3$4$5',
  '$1$2$3$4$5$6$7',
  '$1$2$3',
  '<$1$2',
  '$1 ',
  '$1',
  ""
  ),
  $input);
  }

References YAWK\sys\minifyCSS(), and YAWK\sys\minifyJs().

◆ minifyJs()

static YAWK\sys::minifyJs ( $input )

static

Minify any string: removes spaces, tabs and linebreaks.

Author: Rodrigo54

Version: 1.0.0 string $input the JS string to minify mixed

Definition at line 664 of file sys.php.

  {
  if(trim($input) === "") return $input;
  return preg_replace(
  array(
  // Remove comment(s)
  '#\s*("(?:[^"\\\]++|\\\.)*+"|\'(?:[^\'\\\\]++|\\\.)*+\')\s*|\s*\/\*(?!\!|@cc_on)(?>[\s\S]*?\*\/)\s*|\s*(?<![\:\=])\/\/.*(?=[\n\r]|$)|^\s*|\s*$#',
  // Remove white-space(s) outside the string and regex
  '#("(?:[^"\\\]++|\\\.)*+"|\'(?:[^\'\\\\]++|\\\.)*+\'|\/\*(?>.*?\*\/)|\/(?!\/)[^\n\r]*?\/(?=[\s.,;]|[gimuy]|$))|\s*([!%&*\‍(\‍)\-=+\[\]\{\}|;:,.<>?\/])\s*#s',
  // Remove the last semicolon
  '#;+\}#',
  // Minify object attribute(s) except JSON attribute(s). From `{'foo':'bar'}` to `{foo:'bar'}`
  '#([\{,])([\'])(\d+|[a-z_][a-z0-9_]*)\2(?=\:)#i',
  // --ibid. From `foo['bar']` to `foo.bar`
  '#([a-z0-9_\‍)\]])\[([\'"])([a-z_][a-z0-9_]*)\2\]#i'
  ),
  array(
  '$1',
  '$1$2',
  '}',
  '$1$3',
  '$1.$3'
  ),
  $input);
  }

Referenced by YAWK\sys\minifyHTML().

◆ multiarray2lines()

static YAWK\sys::multiarray2lines	(	$array,
		$property
	)

static

Display a multidimensional array line per line. Expects an array and property.

Author: Daniel Retzl danie.nosp@m.lret.nosp@m.zl@gm.nosp@m.ail..nosp@m.com

Version: 1.0.0 bool

Definition at line 257 of file sys.php.

  {
  echo "<h2><small>".strtoupper($property)."</small></h2>";
  foreach ($array[$property] as $item => $key)
  {
  echo "<b>$item</b> = $key[0]<br>";
  }
  return true;
  }

References $item.

◆ now()

static YAWK\sys::now ( )

static

returns the current datetime

Returns: string datetime Y-m-d H:i:s

Definition at line 1492 of file sys.php.

  { // return current datetime in mysql format
  return date("Y-m-d H:i:s");
  }

References date.

Referenced by YAWK\template\downloadTemplate(), YAWK\stats\prepareData(), YAWK\template\saveAs(), and YAWK\BACKUP\FILES\fileBackup\setBackupSettings().

◆ outputObjects()

static YAWK\sys::outputObjects	(	$template,
		$lang,
		$controller,
		$page,
		$user,
		$stats
	)

static

check if objects exists and display their data

Definition at line 2068 of file sys.php.

  {
  $objects = get_defined_vars();
  if (isset($objects) && (is_array($objects)))
  {
  echo "ALL DECLARED OBJECTS IN THIS SCOPE:<hr>";
  echo "<pre>";print_r($objects);echo"</pre><hr>";
  }
  exit;
  }

References exit.

◆ parse_phpinfo()

static YAWK\sys::parse_phpinfo ( )

static

Read phpinfo() into multidimensional array and return it.

Author: Ray Chang

Version: 1.0.0 array phpinfo() data as multidimensional array

Definition at line 274 of file sys.php.

  {
  ob_start(); phpinfo(INFO_MODULES); $s = ob_get_contents(); ob_end_clean();
  $s = strip_tags($s, '<h2><th><td>');
  $s = preg_replace('/<th[^>]*>([^<]+)<\/th>/', '<info>\1</info>', $s);
  $s = preg_replace('/<td[^>]*>([^<]+)<\/td>/', '<info>\1</info>', $s);
  $t = preg_split('/(<h2[^>]*>[^<]+<\/h2>)/', $s, -1, PREG_SPLIT_DELIM_CAPTURE);
  $r = array(); $count = count($t);
  $p1 = '<info>([^<]+)<\/info>';
  $p2 = '/'.$p1.'\s*'.$p1.'\s*'.$p1.'/';
  $p3 = '/'.$p1.'\s*'.$p1.'/';
  for ($i = 1; $i < $count; $i++) {
  if (preg_match('/<h2[^>]*>([^<]+)<\/h2>/', $t[$i], $matchs)) {
  $name = trim($matchs[1]);
  $vals = explode("\n", $t[$i + 1]);
  foreach ($vals AS $val) {
  if (preg_match($p2, $val, $matchs)) { // 3cols
  $r[$name][trim($matchs[1])] = array(trim($matchs[2]), trim($matchs[3]));
  } elseif (preg_match($p3, $val, $matchs)) { // 2cols
  $r[$name][trim($matchs[1])] = trim($matchs[2]);
  }
  }
  }
  }
  return $r;
  }

References $i, and $name.

Referenced by YAWK\sys\drawPhpInfo().

◆ read_recursive()

static YAWK\sys::read_recursive ( $path )

static

Read a directory recursively.

Parameters

string $path full path e.g. /xampp/htdocs/yawk-LTE/

Returns: array

Definition at line 381 of file sys.php.

  {
  global $files_count;
  $result = array();
  $handle = opendir($path);
  if ($handle)
  {
  while (false !== ($file = readdir($handle)))
  {
  if ($file != "." && $file != "..")
  {
  if (is_file($file))
  {
  $files_count = $files_count + 1;
  }
  $name = $path . "/" . $file;
  
  if (is_dir($name))
  {
  $ar = self::read_recursive($name);
  foreach ($ar as $value)
  {
  $result[] = $value;
  }
  }
  else
  {
  $result[] = $name;
  $files_count = $files_count + 1;
  }
  }
  }
  }
  closedir($handle);
  return $result;
  }

References $name, $result, and $value.

Referenced by YAWK\sys\countCodeLines().

◆ recurseRmdir()

static YAWK\sys::recurseRmdir ( $dir )

static

remove a directory recurse

Parameters

string $dir the directory to delete

Returns: bool

Definition at line 1127 of file sys.php.

  {
  if (is_dir(dirname($dir)))
  {
  $files = array_diff(scandir($dir), array('.','..'));
  foreach ($files as $file) {
  (is_dir("$dir/$file")) ? self::recurseRmdir("$dir/$file") : unlink("$dir/$file");
  }
  return rmdir($dir);
  }
  else
  {
  return false;
  }
  }

Referenced by YAWK\BACKUP\FILES\fileBackup\doFolderBackup(), and YAWK\BACKUP\backup\doRestore().

◆ replaceCarriageReturns()

static YAWK\sys::replaceCarriageReturns	(	$replace,
		$string
	)

static

replace all carriage returns with linebreaks

Parameters

string	$replace	searchstring
string	$string	replacestring

Returns: string

Definition at line 770 of file sys.php.

  {
  return str_replace(array("\n\r", "\n", "\r"), $replace, $string);
  }

◆ replacePreTags()

static YAWK\sys::replacePreTags	(	$replace,
		$customCSS
	)

static

removes all unnecessary HTML tags from custom.css

Parameters

string	$replace
string	$customCSS

Returns: string

Definition at line 799 of file sys.php.

  { // this function removes all unnecessary HTML tags from custom.css
  return str_replace(array("<p>", "</p>", "<br />", "</pre>", "<pre style=\"word-wrap: break-word; white-space: pre-wrap;\">"), "", $customCSS);
  }

References $customCSS.

◆ safeFileReWrite()

static YAWK\sys::safeFileReWrite	(	$fileName,
		$dataToSave
	)

static

Safe way to open a file and update data.

Parameters

$fileName
$dataToSave

Returns: bool

Definition at line 2113 of file sys.php.

  {
  if ($fp = fopen($fileName, 'w'))
  {
  $startTime = microtime(TRUE);
  do
  {
  $canWrite = flock($fp, LOCK_EX);
  // If lock not obtained sleep for 0 - 100 milliseconds, to avoid collision and CPU load
  if(!$canWrite) usleep(round(rand(0, 100)*1000));
  }
  while ((!$canWrite)and((microtime(TRUE)-$startTime) < 5));
  
  //file was locked so now we can store information
  if ($canWrite)
  {
  fwrite($fp, $dataToSave);
  flock($fp, LOCK_UN);
  }
  fclose($fp);
  }
  if (is_file($fileName))
  {
  return true;
  }
  else
  {
  return false;
  }
  }

◆ setRobotsText()

static YAWK\sys::setRobotsText	(	$path,
		$content
	)

static

Set the content of /robots.txt (overwrite)

Parameters

string	$path	absolute path to the robots.txt file
string	$content	file content to write in robots.txt

Returns: bool

Definition at line 361 of file sys.php.

  {
  // check if file content is set...
  // set robots.txt path + filename
  $filename = "$path"."robots.txt";
  if (file_put_contents("$filename", "$content"))
  {
  return true;
  }
  else
  {
  return false;
  }
  }

References $filename.

◆ setTimeout()

static YAWK\sys::setTimeout	(	$location,
		$wait
	)

static

set a timeout and force page reload via JS

Parameters

string	$location	the url to redirect
int	$wait	the time in ms to wait before redirect

Returns: bool

Definition at line 864 of file sys.php.

  {
  print"<script type=\"text/javascript\">
  setTimeout(\"self.location.href='" . $location . "'\"," . $wait . ");
  </script>
  <noscript>
  <h1>Im Browser muss javascript aktiviert sein, um die Seite richtig nutzen zu k&ouml;nnen.</h1>
  </noscript>";
  return true;
  }

Referenced by YAWK\installer\step5().

◆ splitDate()

static YAWK\sys::splitDate ( $date )

static

split a date to month, day, year and time

Parameters

string $date the date to split

Returns: array return an array w single items

Definition at line 1502 of file sys.php.

  {
  $year = substr($date, 0, 4);
  $day = substr($date, 8, 2);
  $month = substr($date, 5, 2);
  $time = substr($date, 11, 5);
  
  /* remove leading null */
  $day = 1 * $day; // to do that, change type from string to integer
  
  /* calculate months */
  switch ($month) {
  case "01":
  $month = "January";
  // $month = $lang['FEBRUARY'];
  break;
  case "02":
  $month = "February";
  // $month = $lang['FEBRUARY'];
  break;
  case "03":
  $month = "March";
  // $month = $lang['MARCH'];
  break;
  case "04":
  $month = "April";
  // $month = $lang['APRIL'];
  break;
  case "05":
  $month = "May";
  // $month = $lang['MAY'];
  break;
  case "06":
  $month = "June";
  // $month = $lang['JUNE'];
  break;
  case "07":
  $month = "July";
  // $month = $lang['JULY'];
  break;
  case "08":
  $month = "August";
  // $month = $lang['AUGUST'];
  break;
  case "09":
  $month = "September";
  // $month = $lang['SEPTEMBER'];
  break;
  case "10":
  $month = "October";
  // $month = $lang['OCTOBER'];
  break;
  case "11":
  $month = "November";
  // $month = $lang['NOVEMBER'];
  break;
  case "12":
  $month = "December";
  // $month = $lang['DECEMBER'];
  break;
  }
  return $splitDate = array("year" => "$year", "day" => "$day", "month" => "$month", "time" => "$time");
  }

References $date.

Referenced by YAWK\BACKEND\AdminLTE\drawHtmlNavbarUserAccountMenu().

◆ splitDateShort()

static YAWK\sys::splitDateShort ( $date )

static

split a date to month, day, year and time this is the same as splitDate() but keep the months short

Parameters

string $date the date to split

Returns: array return an array w single items

Definition at line 1572 of file sys.php.

  {
  $year = substr($date, 0, 4);
  $day = substr($date, 8, 2);
  $month = substr($date, 5, 2);
  $time = substr($date, 11, 5);
  
  /* remove leading null */
  $day = 1 * $day; // to do that, we change type from string to integer
  
  /* monate umrechnen */
  switch ($month) {
  case "01":
  $month = "Jan";
  break;
  case "02":
  $month = "Feb";
  break;
  case "03":
  $month = "Mar";
  break;
  case "04":
  $month = "Apr";
  break;
  case "05":
  $month = "May";
  break;
  case "06":
  $month = "Jun";
  break;
  case "07":
  $month = "Jul";
  break;
  case "08":
  $month = "Aug";
  break;
  case "09":
  $month = "Sep";
  break;
  case "10":
  $month = "Okt";
  break;
  case "11":
  $month = "Nov";
  break;
  case "12":
  $month = "Dez";
  break;
  }
  return $splitDate = array("year" => "$year", "day" => "$day", "month" => "$month", "time" => "$time");
  }

References $date.

Referenced by YAWK\PLUGINS\MESSAGES\messages\MessageView().

◆ time_ago()

static YAWK\sys::time_ago	(	$userdate,
		$lang
	)

static

how many time is been gone since given date

Parameters

string	$userdate	date to calculate
array	$lang	language array

Returns: string return how many time has gone since $userdate

Definition at line 1630 of file sys.php.

  {
  $time_ago = '';
  
  $date = new \DateTime($userdate);
  $diff = $date->diff(new \DateTime('now'));
  
  if ($t = $diff->format("%y"))
  {
  if ($t > 1)
  {
  $time_ago = (int)$t . ' '.$lang['YEARS'].'';
  }
  else if ($t < 2)
  {
  $time_ago = (int)$t . ' '.$lang['YEAR'].'';
  }
  }
  
  elseif ($t = $diff->format("%m"))
  {
  if ($t > 1)
  {
  $time_ago = (int)$t . ' '.$lang['MONTHS'].'';
  }
  else if ($t < 2)
  {
  $time_ago = (int)$t . ' '.$lang['MONTH'].'';
  }
  }
  elseif ($t = $diff->format("%d"))
  {
  
  if ($t >= 7 && $t < 13)
  {
  $time_ago = $lang['A_WEEK_AGO'];
  }
  elseif ($t >= 14 && $t < 20)
  {
  $time_ago = $lang['TWO_WEEKS_AGO'];
  }
  elseif ($t >= 21 && $t < 27)
  {
  $time_ago = $lang['THREE_WEEKS_AGO'];
  }
  elseif ($t >= 28 && $t < 31)
  {
  $time_ago = $lang['FOUR_WEEKS_AGO'];
  }
  else if ($t > 1)
  {
  $time_ago = (int)$t . ' '.$lang['DAYS_P'].'';
  }
  else if ($t < 2)
  {
  $time_ago = (int)$t . ' '.$lang['DAY'].'';
  }
  }
  
  elseif ($t = $diff->format("%h"))
  {
  if ($t > 1)
  {
  $time_ago = (int)$t . ' '.$lang['HOURS'].'';
  }
  else if ($t < 2)
  {
  $time_ago = (int)$t . ' '.$lang['HOUR'].'';
  }
  }
  
  elseif ($t = $diff->format("%i"))
  {
  if ($t > 1)
  {
  $time_ago = (int)$t . ' '.$lang['MINUTES'].'';
  }
  else if ($t < 2)
  {
  $time_ago = (int)$t . ' '.$lang['MINUTE'].'';
  }
  }
  
  elseif ($t = $diff->format("%s"))
  {
  if ($t < 60)
  {
  $time_ago = $lang['LESS_THAN_A_MINUTE'];
  }
  }
  
  // if language is german, turn around the 'ago' term
  if (\YAWK\language::getCurrentLanguageStatic() === "de-DE")
  { // return reverse for germans
  return $lang['AGO'] . ' '.$time_ago.'';
  }
  // default return string
  return $time_ago . ' '.$lang['AGO'].'';
  }

References $date, $lang, and YAWK\language\getCurrentLanguageStatic().

Referenced by YAWK\BACKEND\AdminLTE\drawHtmlNavbarMessagesMenu(), YAWK\BACKEND\AdminLTE\drawHtmlNavbarNotificationsMenu(), YAWK\BACKEND\AdminLTE\drawHtmlNavbarWebmailMenu(), YAWK\BACKEND\dashboard\drawLatestPagesBox(), YAWK\BACKEND\dashboard\drawLatestUsers(), and YAWK\PLUGINS\MESSAGES\messages\MessageView().

◆ writeIniFile()

static YAWK\sys::writeIniFile	(	$array,
		$file
	)

static

write ini file

Parameters

$array
$file

Returns: bool

Definition at line 2085 of file sys.php.

  {
  $res = array();
  foreach($array as $key => $val)
  {
  if(is_array($val))
  {
  $res[] = "[$key]";
  foreach($val as $skey => $sval) $res[] = "$skey = ".(is_numeric($sval) ? $sval : '"'.$sval.'"');
  }
  else $res[] = "$key = ".(is_numeric($val) ? $val : '"'.$val.'"');
  }
  if (self::safeFileReWrite($file, implode("\r\n", $res)))
  { // ini file written
  return true;
  }
  else
  { // failed to return ini file
  return false;
  }
  }

References $res.

Referenced by YAWK\BACKUP\FILES\fileBackup\doFolderBackup(), YAWK\template\downloadTemplate(), and YAWK\BACKUP\backup\setIniFile().

◆ xcopy()

static YAWK\sys::xcopy	(	$source,
		$dest,
		$permissions = `0755`
	)

static

Copy a file, or recursively copy a folder and its contents.

Author: Aidan Lister aidan.nosp@m.@php.nosp@m..net

Version: 1.0.1 string $source Source path string $dest Destination path int $permissions New folder creation permissions bool Returns true on success, false on failure

Definition at line 473 of file sys.php.

  { // Check for symlinks
  if (is_link($source))
  {
  return symlink(readlink($source), $dest);
  }
  // Simple copy for a file
  if (is_file($source))
  {
  if (copy($source, $dest) === false)
  {
  return false;
  }
  }
  // Make destination directory
  if (!is_dir($dest))
  {
  if (!@mkdir($dest, $permissions)) {
  // $error = error_get_last();
  return false;
  }
  
  }
  // Loop through the folder
  if(!is_dir($source))
  {
  return false;
  }
  else
  {
  $dir = dir($source);
  while (false !== $entry = $dir->read())
  {
  // Skip pointers
  if ($entry == '.' || $entry == '..')
  {
  continue;
  }
  // Deep copy directories
  if (self::xcopy("$source/$entry", "$dest/$entry", $permissions))
  {
  // return false;
  }
  }
  // Clean up
  $dir->close();
  return true;
  }
  }

Referenced by YAWK\BACKUP\FILES\fileBackup\copyFolder(), YAWK\BACKUP\backup\doRestore(), YAWK\template\downloadTemplate(), YAWK\template\saveAs(), and YAWK\template\uploadTemplate().

The documentation for this class was generated from the following file:

/var/www/htdocs/yawk.io/system/classes/sys.php

Public Member Functions

Static Public Member Functions

Detailed Description

Member Function Documentation

◆ addPreTags()

◆ addTrailingSlash()

◆ array2lines()

◆ checkIfAssetsAreLoaded()

◆ checkZlib()

◆ countCodeLines()

◆ drawPhpInfo()

◆ encodeChars()

◆ full_copy()

◆ generateRandomPassword()

◆ getBaseDir()

◆ getBrowser()

◆ getCurrentUserName()

◆ getDirPrefix()

◆ getGroupFromId()

◆ getGroupId()

◆ getGroups()

◆ getHost()

◆ getLoadingTime()

◆ getMenuItem()

◆ getMenuLanguage()

◆ getMenuName()

◆ getOS()

◆ getProperty()

◆ getRobotsText()

◆ getSubMenu()

◆ getWeekday()

◆ isBrowscapSet()

◆ iStatusToString()

◆ logMessage()

◆ minify()

◆ minifyCSS()

◆ minifyHTML()

◆ minifyJs()

◆ multiarray2lines()

◆ now()

◆ outputObjects()

◆ parse_phpinfo()

◆ read_recursive()

◆ recurseRmdir()

◆ replaceCarriageReturns()

◆ replacePreTags()

◆ safeFileReWrite()

◆ setRobotsText()

◆ setTimeout()

◆ splitDate()

◆ splitDateShort()

◆ time_ago()

◆ writeIniFile()

◆ xcopy()