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cl-mod-rewrite/includes/functions.mod_rewrite.php

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<?php
/**
* Mod Rewrite front_content.php controller. Does some preprocessing jobs, tries
* to set following variables, depending on mod rewrite configuration and if
* request part exists:
* - $client
* - $changeclient
* - $lang
* - $changelang
* - $idart
* - $idcat
*
* @package plugin
* @subpackage Mod Rewrite
* @version SVN Revision $Rev: 128 $
* @id $Id: functions.cl-mod-rewrite.php 128 2019-07-03 11:58:28Z oldperl $:
* @author Stefan Seifarth / stese
* @author Murat Purc <murat@purc.de>
* @copyright www.polycoder.de
* @copyright four for business AG <www.4fb.de>
* @license http://www.contenido.org/license/LIZENZ.txt
* @link http://www.4fb.de
* @link http://www.contenido.org
*/
if (!defined('CON_FRAMEWORK')) {
die('Illegal call');
}
global $_cecRegistry, $cfg, $contenido, $area, $client, $load_client;
/**
* Processes cl-mod-rewrite related job for created new tree.
*
* Will be called by chain 'Contenido.Action.str_newtree.AfterCall'.
*
* @param array $data Assoziative array with some values
* @return array Passed parameter
*/
function mr_strNewTree(array $data) {
global $lang;
ModRewriteDebugger::log($data, 'mr_strNewTree $data');
if ((int) $data['newcategoryid'] > 0) {
$mrCatAlias = (trim($data['categoryalias']) !== '') ? trim($data['categoryalias']) : trim($data['categoryname']);
// set new urlname - because original set urlname isn''t validated for double entries in same parent category
ModRewrite::setCatWebsafeName($mrCatAlias, $data['newcategoryid'], $lang);
ModRewrite::setCatUrlPath($data['newcategoryid'], $lang);
}
return $data;
}
/**
* Processes cl-mod-rewrite related job for created new category.
*
* Will be called by chain 'Contenido.Action.str_newcat.AfterCall'.
*
* @param array $data Assoziative array with some values
* @return array Passed parameter
*/
function mr_strNewCategory(array $data) {
global $lang;
ModRewriteDebugger::log($data, 'mr_strNewCategory $data');
if ((int) $data['newcategoryid'] > 0) {
$mrCatAlias = (trim($data['categoryalias']) !== '') ? trim($data['categoryalias']) : trim($data['categoryname']);
// set new urlname - because original set urlname isn''t validated for double entries in same parent category
ModRewrite::setCatWebsafeName($mrCatAlias, $data['newcategoryid'], $lang);
ModRewrite::setCatUrlPath($data['newcategoryid'], $lang);
}
return $data;
}
/**
* Processes cl-mod-rewrite related job for renamed category
* 2010-02-01: and now all existing subcategories and modify their paths too...
* 2010-02-01: max 50 recursion level
*
* Will be called by chain 'Contenido.Action.str_renamecat.AfterCall'.
*
* @param array $data Assoziative array with some values
* @return array Passed parameter
*/
function mr_strRenameCategory(array $data) {
ModRewriteDebugger::log($data, 'mr_strRenameCategory $data');
// hes 20100102
// maximal 50 recursion level
$recursion = (is_int($data['recursion'])) ? $data['recursion'] : 1;
if ($recursion > 50) {
exit("#20100201-1503: sorry - maximum function nesting level of " . $recursion . " reached");
}
$mrCatAlias = (trim($data['newcategoryalias']) !== '') ? trim($data['newcategoryalias']) : trim($data['newcategoryname']);
if ($mrCatAlias != '') {
// set new urlname - because original set urlname isn''t validated for double entries in same parent category
ModRewrite::setCatWebsafeName($mrCatAlias, $data['idcat'], $data['lang']);
ModRewrite::setCatUrlPath($data['idcat'], $data['lang']);
}
// hes 20100102
// now dive into all existing subcategories and modify their paths too...
$str = 'parentid=' . $data['idcat'];
$oCatColl = new cApiCategoryCollection($str);
while ($oCat = $oCatColl->next()) {
// hes 20100102
$str = 'idcat=' . $oCat->get('idcat') . ' AND idlang=' . (int) $data['lang'];
$oCatLanColl = new cApiCategoryLanguageCollection($str);
if ($oCatLan = $oCatLanColl->next()) {
// hes 20100102
$childData = array(
'idcat' => $oCat->get('idcat'),
'lang' => (int) $data['lang'],
'newcategoryname' => $oCatLan->get('name'),
'newcategoryalias' => $oCatLan->get('urlname'),
'recursion' => $recursion + 1
);
$resData = mr_strRenameCategory($childData);
}
}
return $data;
}
/**
* Processes cl-mod-rewrite related job after moving a category up.
*
* Will be called by chain 'Contenido.Action.str_moveupcat.AfterCall'.
*
* @todo do we really need processing of the category? there is no mr relevant data
* changes while moving the category on same level, level and name won't change
*
* @param int $idcat Category id
* @return int Category id
*/
function mr_strMoveUpCategory($idcat) {
ModRewriteDebugger::log($idcat, 'mr_strMoveUpCategory $idcat');
// category check
$cat = new cApiCategory((int) $idcat);
if (!$cat->get('preid')) {
return;
}
// get all cat languages
$aIdLang = ModRewrite::getCatLanguages($idcat);
// update ...
foreach ($aIdLang as $iIdLang) {
// get urlname
$sCatname = ModRewrite::getCatName($idcat, $iIdLang);
// set new urlname - because original set urlname isn't validated for double entries in same parent category
ModRewrite::setCatWebsafeName($sCatname, $idcat, $iIdLang);
}
return $idcat;
}
/**
* Processes cl-mod-rewrite related job after moving a category down.
*
* Will be called by chain 'Contenido.Action.str_movedowncat.AfterCall'.
*
* @todo do we really need processing of the category? there is no mr relevant data
* changes while moving the category on same level, level and name won't change
*
* @param int $idcat Id of category beeing moved down
* @return int Category id
*/
function mr_strMovedownCategory($idcat) {
ModRewriteDebugger::log($idcat, 'mr_strMovedownCategory $idcat');
// category check
$cat = new cApiCategory((int) $idcat);
if (!$cat->get('id')) {
return;
}
// get all cat languages
$aIdLang = ModRewrite::getCatLanguages($idcat);
// update ...
foreach ($aIdLang as $iIdLang) {
// get urlname
$sCatname = ModRewrite::getCatName($idcat, $iIdLang);
// set new urlname - because original set urlname isn't validated for double entries in same parent category
ModRewrite::setCatWebsafeName($sCatname, $idcat, $iIdLang);
}
return $idcat;
}
/**
* Processes cl-mod-rewrite related job after moving a category subtree.
*
* Will be called by chain 'Contenido.Action.str_movesubtree.AfterCall'.
*
* @param array $data Assoziative array with some values
* @return array Passed parameter
*/
function mr_strMoveSubtree(array $data) {
ModRewriteDebugger::log($data, 'mr_strMoveSubtree $data');
// category check
if ((int) $data['idcat'] <= 0) {
return;
}
// next category check
$cat = new cApiCategory($data['idcat']);
if (!$cat->get('idcat')) {
return;
}
// get all cat languages
$aIdLang = ModRewrite::getCatLanguages($data['idcat']);
// update all languages
foreach ($aIdLang as $iIdLang) {
// get urlname
$sCatname = ModRewrite::getCatName($data['idcat'], $iIdLang);
// set new urlname - because original set urlname isn't validated for double entries in same parent category
ModRewrite::setCatWebsafeName($sCatname, $data['idcat'], $iIdLang);
ModRewrite::setCatUrlPath($data['idcat'], $iIdLang);
}
// now dive into all existing subcategories and modify their paths too...
$oCatColl = new cApiCategoryCollection('parentid=' . $data['idcat']);
while ($oCat = $oCatColl->next()) {
mr_strMoveSubtree(array('idcat' => $oCat->get('idcat')));
}
return $data;
}
/**
* Processes cl-mod-rewrite related job after copying a category subtree.
*
* Will be called by chain 'Contenido.Category.strCopyCategory'.
*
* @param array $data Assoziative array with some values
* @return array Passed parameter
*/
function mr_strCopyCategory(array $data) {
ModRewriteDebugger::log($data, 'mr_strCopyCategory $data');
$idcat = (int) $data['newcat']->get('idcat');
if ($idcat <= 0) {
return $data;
}
// get all cat languages
$aIdLang = ModRewrite::getCatLanguages($idcat);
// update ...
foreach ($aIdLang as $iIdLang) {
// get urlname
$sCatname = ModRewrite::getCatName($idcat, $iIdLang);
// set new urlname - because original set urlname isn't validated for double entries in same parent category
ModRewrite::setCatWebsafeName($sCatname, $idcat, $iIdLang);
ModRewrite::setCatUrlPath($idcat, $iIdLang);
}
}
/**
* Processes cl-mod-rewrite related job during structure synchronisation process,
* sets the urlpath of current category.
*
* Will be called by chain 'Contenido.Category.strSyncCategory_Loop'.
*
* @param array $data Assoziative array with some values
* @return array Passed parameter
*/
function mr_strSyncCategory(array $data) {
ModRewriteDebugger::log($data, 'mr_strSyncCategory $data');
ModRewrite::setCatUrlPath($data['idcat'], $data['idlang']);
return $data;
}
/**
* Processes cl-mod-rewrite related job for saved articles (new or modified article).
*
* Will be called by chain 'Contenido.Action.con_saveart.AfterCall'.
*
* @param array $data Assoziative array with some article properties
* @return array Passed parameter
*/
function mr_conSaveArticle(array $data) {
global $tmp_firstedit, $client;
ModRewriteDebugger::log($data, 'mr_conSaveArticle $data');
if ((int) $data['idart'] == 0) {
return $data;
}
if (strlen(trim($data['urlname'])) == 0) {
$data['urlname'] = $data['title'];
}
if (1 == $tmp_firstedit) {
// new article
$aLanguages = getLanguagesByClient($client);
foreach ($aLanguages as $iLang) {
ModRewrite::setArtWebsafeName($data['urlname'], $data['idart'], $iLang, $data['idcat']);
}
} else {
// modified article
$aArticle = ModRewrite::getArtIdByArtlangId($data['idartlang']);
if (isset($aArticle['idart']) && isset($aArticle['idlang'])) {
ModRewrite::setArtWebsafeName($data['urlname'], $aArticle['idart'], $aArticle['idlang'], $data['idcat']);
}
}
return $data;
}
/**
* Processes cl-mod-rewrite related job for articles beeing moved.
*
* Will be called by chain 'Contenido.Article.conMoveArticles_Loop'.
*
* @param array $data Assoziative array with record entries
* @return array Loop through of arguments
*/
function mr_conMoveArticles($data) {
ModRewriteDebugger::log($data, 'mr_conMoveArticles $data');
// too defensive but secure way
if (!is_array($data)) {
return $data;
} elseif (!isset($data['idartlang'])) {
return $data;
} elseif (!isset($data['idart'])) {
return $data;
}
$arr_art = ModRewrite::getArtIds($data['idartlang']);
if (count($arr_art) == 2) {
ModRewrite::setArtWebsafeName($arr_art["urlname"], $data['idart'], $arr_art["idlang"]);
}
return $data;
}
/**
* Processes cl-mod-rewrite related job for duplicated articles.
*
* Will be called by chain 'Contenido.Article.conCopyArtLang_AfterInsert'.
*
* @param array $data Assoziative array with record entries
* @return array Loop through of arguments
*/
function mr_conCopyArtLang($data) {
ModRewriteDebugger::log($data, 'mr_conCopyArtLang $data');
// too defensive but secure way
if (!is_array($data)) {
return $data;
} elseif (!isset($data['title'])) {
return $data;
} elseif (!isset($data['idart'])) {
return $data;
} elseif (!isset($data['idlang'])) {
return $data;
}
ModRewrite::setArtWebsafeName($data['title'], $data['idart'], $data['idlang']);
return $data;
}
/**
* Processes cl-mod-rewrite related job for synchronized articles.
*
* Will be called by chain 'Contenido.Article.conSyncArticle_AfterInsert'.
*
* @param array $data Assoziative array with record entries as follows:
* <code>
* array(
* 'src_art_lang' => Recordset (assoziative array) of source item from con_art_lang table
* 'dest_art_lang' => Recordset (assoziative array) of inserted destination item from con_art_lang table
* );
* </code>
*
* @return array Loop through of argument
*/
function mr_conSyncArticle($data) {
ModRewriteDebugger::log($data, 'mr_conSyncArticle $data');
// too defensive but secure way
if (!is_array($data)) {
return $data;
} elseif (!isset($data['src_art_lang']) || !is_array($data['src_art_lang'])) {
return $data;
} elseif (!isset($data['dest_art_lang']) || !is_array($data['dest_art_lang'])) {
return $data;
} elseif (!isset($data['dest_art_lang']['idart'])) {
return $data;
} elseif (!isset($data['dest_art_lang']['idlang'])) {
return $data;
}
if (!isset($data['src_art_lang']['urlname'])) {
$artLang = new cApiArticleLanguage($data['src_art_lang']['idartlang']);
$urlname = $artLang->get('urlname');
} else {
$urlname = $data['src_art_lang']['urlname'];
}
if ($urlname) {
ModRewrite::setArtWebsafeName($urlname, $data['dest_art_lang']['idart'], $data['dest_art_lang']['idlang']);
}
return $data;
}
/**
* Works as a wrapper for Contenido_Url.
*
* Will also be called by chain 'Contenido.Frontend.CreateURL'.
*
* @todo: Still exists bcause of downwards compatibility (some other modules/plugins are using it)
*
* @param string $url URL to rebuild
* @return string New URL
*/
function mr_buildNewUrl($url) {
global $lang;
ModRewriteDebugger::add($url, 'mr_buildNewUrl() in -> $url');
$oUrl = Contenido_Url::getInstance();
$aUrl = $oUrl->parse($url);
// add language, if not exists
if (!isset($aUrl['params']['lang'])) {
$aUrl['params']['lang'] = $lang;
}
// build url
$newUrl = $oUrl->build($aUrl['params']);
// add existing fragment
if (isset($aUrl['fragment'])) {
$newUrl .= '#' . $aUrl['fragment'];
}
$arr = array(
'in' => $url,
'out' => $newUrl,
);
ModRewriteDebugger::add($arr, 'mr_buildNewUrl() in -> out');
return $newUrl;
}
/**
* Replaces existing ancors inside passed code, while rebuilding the urls.
*
* Will be called by chain 'Contenido.Content.conGenerateCode' or
* 'Contenido.Frontend.HTMLCodeOutput' depening on cl-mod-rewrite settings.
*
* @param string $code Code to prepare
* @return string New code
*/
function mr_buildGeneratedCode($code) {
global $client, $cfgClient;
ModRewriteDebugger::add($code, 'mr_buildGeneratedCode() in');
// mod rewrite is activated
if (ModRewrite::isEnabled()) {
$sseStarttime = getmicrotime();
// anchor hack
$code = preg_replace_callback("/<a([^>]*)href\s*=\s*[\"|\'][\/]#(.?|.+?)[\"|\']([^>]*)>/i", function($match) {
return ModRewrite::rewriteHtmlAnchor($match);
}, $code);
// remove tinymce single quote entities:
$code = str_replace("&#39;", "'", $code);
$baseUri = cRegistry::getFrontendUrl();
$baseUri = CEC_Hook::execute("Contenido.Frontend.BaseHrefGeneration", $baseUri);
// CON-1389 modifier /e is deprecated as of PHP 5.5
$code = preg_replace_callback("/([\"|\'|=])upload\/(.?|.+?)([\"|\'|>])/i", function($match) use ($baseUri) {
return stripslashes($match[1] . $baseUri . 'upload/' . $match[2] . $match[3]);
}, $code);
// define some preparations to replace /front_content.php & ./front_content.php
// against front_content.php, because urls should start with front_content.php
$aPattern = array(
'/([\"|\'|=])\/front_content\.php(.?|.+?)([\"|\'|>])/i',
'/([\"|\'|=])\.\/front_content\.php(.?|.+?)([\"|\'|>])/i'
);
$aReplace = array(
'\1front_content.php\2\3',
'\1front_content.php\2\3'
);
// perform the pre replacements
$code = preg_replace($aPattern, $aReplace, $code);
// create url stack object and fill it with found urls...
$oMRUrlStack = ModRewriteUrlStack::getInstance();
$oMRUrlStack->add('front_content.php');
$matches = null;
preg_match_all("/([\"|\'|=])front_content\.php(.?|.+?)([\"|\'|>])/i", $code, $matches, PREG_SET_ORDER);
foreach ($matches as $val) {
$oMRUrlStack->add('front_content.php' . $val[2]);
}
// ok let it beginn, build the clean urls
$code = str_replace('"front_content.php"', '"' . mr_buildNewUrl('front_content.php') . '"', $code);
$code = str_replace("'front_content.php'", "'" . mr_buildNewUrl('front_content.php') . "'", $code);
$code = preg_replace_callback("/([\"|\'|=])front_content\.php(.?|.+?)([\"|\'|>])/i", function($match) {
ModRewriteDebugger::add($match, 'mr_buildGeneratedCode() matches');
$sHref = $match[1] . mr_buildNewUrl('front_content.php' . $match[2]) . $match[3];
ModRewriteDebugger::add($sHref, 'mr_buildGeneratedCode() matches -> href');
return $sHref;
}, $code);
ModRewriteDebugger::add($code, 'mr_buildGeneratedCode() out');
$sseEndtime = getmicrotime();
} else {
// anchor hack for non modrewrite websites
$code = preg_replace_callback("/<a([^>]*)href\s*=\s*[\"|\'][\/]#(.?|.+?)[\"|\']([^>]*)>/i", function($match) {
return ModRewrite::contenidoHtmlAnchor($match, $GLOBALS['is_XHTML']);
}, $code);
}
ModRewriteDebugger::add(($sseEndtime - $sseStarttime), 'mr_buildGeneratedCode() total spend time');
if ($debug = mr_debugOutput(false)) {
$code = cString::iReplaceOnce("</body>", $debug . "\n</body>", $code);
}
return $code;
// print "\n\n<!-- modrewrite generation time: " . ($sseEndtime - $sseStarttime) . " seconds -->";
}
/**
* Sets language of client, like done in front_content.php
*
* @param int $client Client id
*/
function mr_setClientLanguageId($client) {
global $lang, $load_lang, $cfg;
if ((int) $lang > 0) {
// there is nothing to do
return;
} elseif ($load_lang) {
// load_client is set in frontend/config.php
$lang = $load_lang;
return;
}
// try to get clients language from table
$sql = "SELECT B.idlang FROM "
. $cfg['tab']['clients_lang'] . " AS A, "
. $cfg['tab']['lang'] . " AS B "
. "WHERE "
. "A.idclient='" . ((int) $client) . "' AND A.idlang=B.idlang"
. "LIMIT 0,1";
if ($aData = mr_queryAndNextRecord($sql)) {
$lang = $aData['idlang'];
}
}
/**
* Loads Advanced Mod Rewrite configuration for passed client using serialized
* file containing the settings.
*
* File is placed in /contenido/cl-mod-rewrite/includes/and is named like
* config.mod_rewrite_{client_id}.php.
*
* @param int $clientId Id of client
* @param bool $forceReload Flag to force to reload configuration, e. g. after
* done changes on it
*/
function mr_loadConfiguration($clientId, $forceReload = false) {
global $cfg;
static $aLoaded;
$clientId = (int) $clientId;
if (!isset($aLoaded)) {
$aLoaded = array();
} elseif (isset($aLoaded[$clientId]) && $forceReload == false) {
return;
}
$mrConfig = mr_getConfiguration($clientId);
if (is_array($mrConfig)) {
// merge mod rewrite configuration with global cfg array
$cfg = array_merge($cfg, $mrConfig);
} else {
// couldn't load configuration, set defaults
include_once($cfg['path']['contenido'] . $cfg['path']['plugins'] . 'cl-mod-rewrite/includes/config.mod_rewrite_default.php');
}
$aLoaded[$clientId] = true;
}
function mr_getConfigurationFilePath($clientId) {
$clientConfig = cRegistry::getClientConfig((int) $clientId);
$fePath = $clientConfig['path']['frontend'];
return $fePath . 'data/config/' . CL_ENVIRONMENT . '/config.mod_rewrite.php';
}
/**
* Returns the mod rewrite configuration array of an client.
*
* File is placed in /contenido/cl-mod-rewrite/includes/and is named like
* config.mod_rewrite_{client_id}.php.
*
* @param int $clientId Id of client
* @return array|null
*/
function mr_getConfiguration($clientId) {
global $cfg;
$clientId = (int) $clientId;
$file = mr_getConfigurationFilePath($clientId);
if (!is_file($file) || !is_readable($file)) {
$backendPath = cRegistry::getBackendPath();
$file = $cfg['path']['config'] . 'config.mod_rewrite_' . $clientId . '.php';
}
if (!is_file($file) || !is_readable($file)) {
$backendPath = cRegistry::getBackendPath();
$file = $backendPath . $cfg['path']['plugins'] . 'cl-mod-rewrite/includes/config.mod_rewrite_' . $clientId . '.php';
}
if (!is_file($file) || !is_readable($file)) {
return null;
}
if ($content = file_get_contents($file)) {
$content = unserialize($content);
if (array_key_exists("mod_rewrite", $content)) {
$content['cl-mod-rewrite'] = $content['mod_rewrite'];
unset($content['mod_rewrite']);
}
return $content;
} else {
return null;
}
}
/**
* Saves the mod rewrite configuration array of an client.
*
* File is placed in /contenido/cl-mod-rewrite/includes/and is named like
* config.mod_rewrite_{client_id}.php.
*
* @param int $clientId Id of client
* @param array $config Configuration to save
* @return bool
*/
function mr_setConfiguration($clientId, array $config) {
global $cfg;
$file = $cfg['path']['contenido'] . $cfg['path']['plugins'] . 'cl-mod-rewrite/includes/config.mod_rewrite_' . $clientId . '.php';
$result = file_put_contents($file, serialize($config));
return ($result) ? true : false;
}
/**
* Includes the frontend controller script which parses the url and extacts
* needed data like idcat, idart, lang and client from it.
*
* Will be called by chain 'Contenido.Frontend.AfterLoadPlugins' at front_content.php.
*
* @return bool Just a return value
*/
function mr_runFrontendController() {
$iStartTime = getmicrotime();
plugin_include('cl-mod-rewrite', 'includes/config.plugin.php');
if (ModRewrite::isEnabled() == true) {
plugin_include('cl-mod-rewrite', 'includes/front_content_controller.php');
$totalTime = sprintf('%.4f', (getmicrotime() - $iStartTime));
ModRewriteDebugger::add($totalTime, 'mr_runFrontendController() total time');
}
return true;
}
/**
* Cleanups passed string from characters beeing repeated two or more times
*
* @param string $char Character to remove
* @param string $string String to clean from character
* @return string Cleaned string
*/
function mr_removeMultipleChars($char, $string) {
while (strpos($string, $char . $char) !== false) {
$string = str_replace($char . $char, $char, $string);
}
return $string;
}
/**
* Returns amr related translation text
*
* @param string $key The message id as string
* @return string Related message
*/
function mr_i18n($key) {
global $lngAMR;
return (is_array($lngAMR) && isset($lngAMR[$key])) ? $lngAMR[$key] : 'n. a.';
}
################################################################################
### Some helper functions, which are not plugin specific
/**
* Database query helper. Used to execute a select statement and to return the
* result of first recordset.
*
* Minimizes following code:
* <code>
* // default way
* $db = new DB_Contenido();
* $sql = "SELECT * FROM foo WHERE bar='foobar'";
* $db->query($sql);
* $db->next_record();
* $data = $db->Record;
*
* // new way
* $sql = "SELECT * FROM foo WHERE bar='foobar'";
* $data = mr_queryAndNextRecord($sql);
* </code>
*
* @param string $query Query to execute
* @return mixed Assoziative array including recordset or null
*/
function mr_queryAndNextRecord($query) {
static $db;
if (!isset($db)) {
$db = new DB_Contenido();
}
if (!$db->query($query)) {
return null;
}
return ($db->next_record()) ? $db->Record : null;
}
/**
* Returns value of an array key (assoziative or indexed).
*
* Shortcut function for some ways to access to arrays:
* <code>
* // old way
* if (is_array($foo) && isset($foo['bar']) && $foo['bar'] == 'yieeha') {
* // do something
* }
*
* // new, more readable way:
* if (mr_arrayValue($foo, 'bar') == 'yieeha') {
* // do something
* }
*
* // old way
* if (is_array($foo) && isset($foo['bar'])) {
* $jep = $foo['bar'];
* } else {
* $jep = 'yummy';
* }
*
* // new way
* $jep = mr_arrayValue($foo, 'bar', 'yummy');
* </code>
*
* @param array $array The array
* @param mixed $key Position of an indexed array or key of an assoziative array
* @param mixed $default Default value to return
* @return mixed Either the found value or the default value
*/
function mr_arrayValue($array, $key, $default = null) {
if (!is_array($array)) {
return $default;
} elseif (!isset($array[$key])) {
return $default;
} else {
return $array[$key];
}
}
/**
* Request cleanup function. Request data is allways tainted and must be filtered.
* Pass the array to cleanup using several options.
* Emulates array_walk_recursive().
*
* @param mixed $data Data to cleanup
* @param array $options Default options array, provides only 'filter' key with several
* filter functions which are to execute as follows:
* <code>
* $options['filter'] = array('trim', 'myFilterFunc');
* </code>
* If no filter functions are set, 'trim', 'strip_tags' and 'stripslashes'
* will be used by default.
* A userdefined function must accept the value as a parameter and must return
* the filtered parameter, e. g.
* <code>
* function myFilter($data) {
* // do what you want with the data, e. g. cleanup of xss content
* return $data;
* }
* </code>
*
* @return mixed Cleaned data
*/
function mr_requestCleanup(&$data, $options = null) {
if (!mr_arrayValue($options, 'filter')) {
$options['filter'] = array('trim', 'strip_tags', 'stripslashes');
}
if (is_array($data)) {
foreach ($data as $p => $v) {
$data[$p] = mr_requestCleanup($v, $options);
}
} else {
foreach ($options['filter'] as $filter) {
if ($filter == 'trim') {
$data = trim($data);
} elseif ($filter == 'strip_tags') {
$data = strip_tags($data);
} elseif ($filter == 'stripslashes') {
$data = stripslashes($data);
} elseif (function_exists($filter)) {
$data = call_user_func($filter, $data);
}
}
}
return $data;
}
/**
* Minimalistic'n simple way to get request variables.
*
* Checks occurance in $_GET, then in $_POST. Uses trim() and strip_tags() to preclean data.
*
* @param string $key Name of var to get
* @param mixed $default Default value to return
* @return mixed The value
*/
function mr_getRequest($key, $default = null) {
static $cache;
if (!isset($cache)) {
$cache = array();
}
if (isset($cache[$key])) {
return $cache[$key];
}
if (isset($_GET[$key])) {
$val = $_GET[$key];
} elseif (isset($_POST[$key])) {
$val = $_POST[$key];
} else {
$val = $default;
}
$cache[$key] = strip_tags(trim($val));
return $cache[$key];
}
/**
* Replaces calling of header method for redirects in front_content.php,
* used during development.
*
* @param $header Header value for redirect
*/
function mr_header($header) {
header($header);
return;
$header = str_replace('Location: ', '', $header);
echo '<html>
<head></head>
<body>
<p><a href="' . $header . '">' . $header . '</a></p>';
mr_debugOutput();
echo '</body></html>';
exit();
}
/**
* Debug output only during development
*
* @param bool $print Flag to echo the debug data
* @return mixed Either the debug data, if parameter $print is set to true, or nothing
*/
function mr_debugOutput($print = true) {
global $DB_Contenido_QueryCache;
if (isset($DB_Contenido_QueryCache) && is_array($DB_Contenido_QueryCache) && count($DB_Contenido_QueryCache) > 0) {
ModRewriteDebugger::add($DB_Contenido_QueryCache, 'sql statements');
// calculate total time consumption of queries
$timeTotal = 0;
foreach ($DB_Contenido_QueryCache as $pos => $item) {
$timeTotal += $item['time'];
}
ModRewriteDebugger::add($timeTotal, 'sql total time');
}
$sOutput = ModRewriteDebugger::getAll();
if ($print == true) {
echo $sOutput;
} else {
return $sOutput;
}
}
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