EMPTY::Var=FALSE (boolean)/*
* WEBvivo class contains all mandatory framework methods
* and acts as a container class for aditional classes
*
*
* Class methods
* #############################################################################
*
* PUBLIC WRAPPED CLASSES
* -----------------------------------------------------------------------------
* db() - PDO wrapper class compatible with ezSQL syntax
* pdo() - PHP PDO class
* user() - User management class
*
* PUBLIC FUNCTIONS
* -----------------------------------------------------------------------------
* allLanguages() - Returns array with all framework enabled languages
* antiReload() - Avoid to resent post or get on page reloads
* arraySanitize() - Sanitize normal or multidimensional array values
* base64url_decode() - Decode string in base64 URL format
* base64url_encode() - Encode string in base64 URL format
* base64URLDecode() - base64url_decode() alias
* base64URLEncode() - base64url_encode() alias
* bruteforceAttemp() - Write a new invalid login attemp to bruteforce table
* bruteforceCheck() - Check bruteforce access
* captureGetVars() - Set global vars captured and filtered from GET with a
* given size
* captureGlobalGet() - Capture and filter all $_GET vars with $key = value if
* $key is not previously defined.
* captureGlobalPost() - Capture and filter all $_POST vars with $key = value if
* $key is not previously defined.
* capturePostVars() - Set global vars captured and filtered from POST with a
* given size
* chkEmpty() - Check if an array or multidimensiona array is empty
* chkIndexBacktrace() - Detect if class is called from index or other page
* chkLang($iso) - Check if supplied iso lang code is enabled
* cleanString() - Remove any tags, links or multiline comments
* countryNameByISO() - Return Country name of a given ISO3166-1_A2 code
* decodeVars() - Get array with vars received from a base64 encoded string
* detectBotByIP() - isBot method alias
* detectBotByUserAgent() - Detect if the user_agent is from a bot.
* download() - Download a file
* dumpDecode() - Check response contents codified in json and base64-url
* emailSend() - Simple email send function
* encodeVars() - Encode the vars of a GET query string using base64url
* extractQueryStr() - Extract all the vars and arrays from GET
* fileCacheChk() - Check if current page must be cached
* fileCacheRead() - Read cache file if exist and delete expired cache files
* fileCacheWrite() - Write the $obcontent to file cache
* filterRecursive() - Recursively filter array or object
* filterUsername() - Filter the login form username POST field
* formatDate() - Returns a formated date, depending on int used in $opt
* getAllText() - Generate array with (key => text) with actual page text on
* selected language
* getAlternateHeader() - Generate alternate link header with all enabled
* languages
* getBlock() - Get content block in selected language
* getBreadcrumb() - Get breadcrumb to var with bootstrap styles
* getBrowserLang() - Get browser higher score enabled language
* getConfValue() - Get the value of a given cat + key
* getCopyright() - Generate Copyright string in HTML comment format
* getDate() - Get current date for configured default_time_zone
* getDomainTLD() - Return the TLD of given domain
* getFileExtension() - Return the file extension of given file
* getMIMEType() - Get de MIME type of a given file extension
* getMsg() - Create a system message or error from array
* getMsgIterator() - Recursively show all messages of multidimensional arrays
* getNavbarLang() - Generate a Bootstrap navbar lang changer item with all
* enabled languages
* getQueryStr() - Create array with (name => value) data of URI query string
* getQueryVars() - Convert from GET query to compresed var without base64
* encode
* getRawBlock() - Get block text of given ID and language
* getRawBlockName() - Get block name of given ID and language
* getReferer() - Returns one array with
* |http_referer|referer|uri_str|uri|domain|page|query|
* getShiftDate() - get a shifted date/time by seconds, minutes, hours, days,
* weeks, months or years
* getText() - Return text value for current language for given $key
* getUriAlias() - Get actual alias page from URI
* getUserInfo() - Get all user info and attributes for a given user id
* getVersion() - Get framework version string
* hostIPAuth() - Check if a IP or host IP is in the array toauthorize access
* initClass() - Load classes using spl_autoload_register and conf array
* ip2Country() - Get country code of a given IP using Maxmind
* isBot() - Detect if a IP is from a bot.
* isCountry() - Detect UE and LATAM countries
* langName() - Return language name for given ISO code
* lcut() - Delete on the left of a string the part that matches literally with
* another one.
* logException() - Log exceptions.
* login() - Try to login if credentials and login order was sent
* loginByHash() - Try to login if a login HASH is detected
* loginHash() - Generate a login HASH to identify a user from a URL GET
* logout() - Disconect user session
* microtime() - Calculate the time between the given microtime and actual time
* move2SSL() - If not https, redirect domain to SSL and viceversa if switch
* active
* object2List() - Get a comma separated list from object to use as
* "WHERE $value IN ($list)"
* pageBenchmark() - Measure the page loading speed and memory consumption
* pageId2Alias() - Generate array with (page id => page alias) of all virtual
* pages
* putConfValue() - Update a conf value
* queryStr() - Used by getQueryStr() to capture all vars to an array
* queryStrVar() - Used by getQueryStr() to return a single var instead all the
* query string
* randPass() - Password generator
* rcut() - Delete on the right of a string the part that matches literally with
* another one.
* readCookiesAgree() - Read cookies_agree cookie
* redir() - Redirect to a given URI and type or redirect.
* redirect301() - Redirect old pages to new ones using configuration array
* reduceArray() - Reduce multidimensional array/object to simple array
* removeAccents() - Remove accents from a text string
* removeLangFromQueryString() - Remove lang and setlang vars from query string
* before generating the new query to avoid adding
* it again when changing language
* rowOrder() - Change numeric order field to move up or down sql rows
* setCookiesAgree() - Set de cookies_agree cookie
* setVar() - Check if var is unset and set it as null, else return original value
* showBlock() - Show content block in selected language
* showBreadcrumb() - Show breadcrumb with bootstrap styles
* showMsg() - Show the message created by createMsg
* showText() - Show text value for current language for given $key
* ssl() - Check if page is loaded using https protocol
* ssl_decrypt() - Decrypt string using openssl_encrypt
* ssl_encrypt() - Encrypt string using openssl_encrypt
* sslDecrypt() - ssl_decrypt() alias
* sslEncrypt() - ssl_encrypt() alias
* urlizer() - Convert string to use in URLs, page names and similar.
* userGroupName() - Get user group name for current user
* validateEncryptionHash() - Validate encryption hashes
* vardump() - Enhanced var dump with prism styles for debugging purposes