710 lines
26 KiB
PHP
Executable File
710 lines
26 KiB
PHP
Executable File
<?php
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use Stringy\Stringy as S;
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/*
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* Funzioni esterne di utilità per il progetto.
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*
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* @since 2.3
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*/
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if (!function_exists('array_column')) {
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/**
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* Pluck an array of values from an array.
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*
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* @param $array - data
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* @param $key - value you want to pluck from array
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*
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* @since 2.3
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*
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* @return array plucked array only with key data
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*/
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function array_column($array, $key)
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{
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return array_map(function ($v) use ($key) {
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return is_object($v) ? $v->$key : $v[$key];
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}, $array);
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}
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}
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if (!function_exists('array_clean')) {
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/**
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* Pulisce i contenuti vuoti di un array.
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*
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* @param $array
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*
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* @since 2.3.2
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*
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* @return array
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*/
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function array_clean($array)
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{
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return array_unique(array_values(array_filter($array, function ($value) {
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return !empty($value);
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})));
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}
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}
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if (!function_exists('array_deep_clean')) {
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/**
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* Pulisce i contenuti vuoti di un array.
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*
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* @param $array
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*
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* @since 2.4.11
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*
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* @return array
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*/
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function array_deep_clean($input)
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{
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// If it is an element, then just return it
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if (!is_array($input)) {
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return $input;
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}
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$non_empty_items = [];
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foreach ($input as $key => $value) {
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// Ignore empty cells
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if ($value) {
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$cleaned = array_deep_clean($value);
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// Use recursion to evaluate cells
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if (!empty($cleaned)) {
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$non_empty_items[$key] = $cleaned;
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}
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}
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}
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// Finally return the array without empty items
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return $non_empty_items;
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}
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}
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if (!function_exists('starts_with')) {
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/**
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* Check if a string starts with the given string.
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*
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* @param string $string
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* @param string $starts_with
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*
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* @return bool
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*/
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function starts_with($string, $starts_with)
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{
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//return strpos($string, $starts_with) === 0;
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return S::create($string)->startsWith($starts_with);
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}
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}
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if (!function_exists('ends_with')) {
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/**
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* Check if a string ends with the given string.
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*
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* @param string $string
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* @param string $ends_with
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*
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* @return bool
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*/
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function ends_with($string, $ends_with)
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{
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//return substr($string, -strlen($ends_with)) === $ends_with;
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return S::create($string)->endsWith($ends_with);
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}
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}
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if (!function_exists('str_contains')) {
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/**
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* Check if a string contains the given string.
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*
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* @param string $string
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* @param string $contains
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*
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* @return bool
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*/
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function str_contains($string, $contains)
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{
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//return strpos($string, $contains) !== false;
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return S::create($string)->contains($contains);
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}
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}
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if (!function_exists('str_to_lower')) {
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/**
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* Converts a string in the lower-case version.
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*
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* @param string $string
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*
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* @return bool
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*/
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function str_to_lower($string)
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{
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return S::create($string)->toLowerCase();
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}
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}
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if (!function_exists('str_to_upper')) {
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/**
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* Converts a string in the upper-case version.
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*
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* @param string $string
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*
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* @return bool
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*/
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function str_to_upper($string)
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{
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return S::create($string)->toUpperCase();
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}
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}
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if (!function_exists('replace')) {
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/**
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* Sostituisce gli elementi dell'array all'interno della stringa.
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*
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* @param string $string
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* @param array $array
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*
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* @return string
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*/
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function replace($string, $array)
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{
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return str_replace(array_keys($array), array_values($array), $string);
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}
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}
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if (!function_exists('random_string')) {
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/**
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* Generates a string of random characters.
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*
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* @param int $length The length of the string to
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* generate
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* @param bool $human_friendly Whether or not to make the
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* string human friendly by
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* removing characters that can be
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* confused with other characters (
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* O and 0, l and 1, etc)
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* @param bool $include_symbols Whether or not to include
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* symbols in the string. Can not
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* be enabled if $human_friendly is
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* true
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* @param bool $no_duplicate_chars whether or not to only use
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* characters once in the string
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*
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* @throws LengthException If $length is bigger than the available
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* character pool and $no_duplicate_chars is
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* enabled
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*
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* @return string
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*/
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function random_string($length = 16, $human_friendly = true, $include_symbols = false, $no_duplicate_chars = false)
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{
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$nice_chars = 'ABCDEFGHJKLMNPQRSTUVWXYZabcdefhjkmnprstuvwxyz23456789';
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$all_an = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890';
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$symbols = '!@#$%^&*()~_-=+{}[]|:;<>,.?/"\'\\`';
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$string = '';
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// Determine the pool of available characters based on the given parameters
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if ($human_friendly) {
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$pool = $nice_chars;
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} else {
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$pool = $all_an;
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if ($include_symbols) {
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$pool .= $symbols;
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}
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}
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if (!$no_duplicate_chars) {
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return substr(str_shuffle(str_repeat($pool, $length)), 0, $length);
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}
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// Don't allow duplicate letters to be disabled if the length is
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// longer than the available characters
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if ($no_duplicate_chars && strlen($pool) < $length) {
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throw new \LengthException('$length exceeds the size of the pool and $no_duplicate_chars is enabled');
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}
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// Convert the pool of characters into an array of characters and
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// shuffle the array
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$pool = str_split($pool);
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$poolLength = count($pool);
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$rand = mt_rand(0, $poolLength - 1);
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// Generate our string
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for ($i = 0; $i < $length; ++$i) {
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$string .= $pool[$rand];
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// Remove the character from the array to avoid duplicates
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array_splice($pool, $rand, 1);
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// Generate a new number
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if (($poolLength - 2 - $i) > 0) {
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$rand = mt_rand(0, $poolLength - 2 - $i);
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} else {
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$rand = 0;
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}
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}
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return $string;
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}
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}
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if (!function_exists('secure_random_string')) {
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/**
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* Generate secure random string of given length
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* If 'openssl_random_pseudo_bytes' is not available
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* then generate random string using default function.
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*
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* Part of the Laravel Project <https://github.com/laravel/laravel>
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*
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* @param int $length length of string
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*
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* @return bool
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*/
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function secure_random_string($length = 32)
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{
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if (function_exists('openssl_random_pseudo_bytes')) {
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$bytes = openssl_random_pseudo_bytes($length * 2);
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if ($bytes === false) {
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throw new \LengthException('$length is not accurate, unable to generate random string');
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}
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return substr(str_replace(['/', '+', '='], '', base64_encode($bytes)), 0, $length);
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}
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return random_string($length);
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}
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}
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if (!function_exists('download')) {
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/**
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* Transmit headers that force a browser to display the download file
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* dialog. Cross browser compatible. Only fires if headers have not
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* already been sent.
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*
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* @param string $filename The name of the filename to display to
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* browsers
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* @param string $content The content to output for the download.
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* If you don't specify this, just the
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* headers will be sent
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*
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* @since 2.3
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*
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* @return bool
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*/
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function download($file, $filename = null)
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{
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ob_get_clean();
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ob_end_clean();
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if (!headers_sent()) {
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$filename = !empty($filename) ? $filename : basename($file);
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// Required for some browsers
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if (ini_get('zlib.output_compression')) {
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ini_set('zlib.output_compression', 'Off');
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}
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header('Pragma: public');
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header('Expires: 0');
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header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
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// Required for certain browsers
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header('Cache-Control: private', false);
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header('Content-Disposition: attachment; filename="'.basename(str_replace('"', '', $filename)).'";');
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header('Content-Type: application/octet-stream');
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header('Content-Transfer-Encoding: binary');
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header('Content-Length: '.filesize($file));
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$open = fopen($file, 'rb');
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while (!feof($open)) {
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echo fread($open, 1024 * 8);
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ob_flush();
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flush();
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}
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return true;
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}
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return false;
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}
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}
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if (!function_exists('safe_truncate')) {
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/**
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* Truncate a string to a specified length without cutting a word off.
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*
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* @param string $string The string to truncate
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* @param int $length The length to truncate the string to
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* @param string $append Text to append to the string IF it gets
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* truncated, defaults to '...'
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*
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* @since 2.3
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*
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* @return string
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*/
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function safe_truncate($string, $length, $append = '...')
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{
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$ret = substr($string, 0, $length);
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$last_space = strrpos($ret, ' ');
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if ($last_space !== false && $string != $ret) {
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$ret = substr($ret, 0, $last_space);
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}
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if ($ret != $string) {
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$ret .= $append;
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}
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return $ret;
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}
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}
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if (!function_exists('isHTTPS')) {
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/**
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* Checks to see if the page is being served over SSL or not.
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*
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* @since 2.3
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*
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* @return bool
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*/
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function isHTTPS($trust_proxy_headers = false)
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{
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if (!empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off') {
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// Check the standard HTTPS headers
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return true;
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} elseif ($trust_proxy_headers && isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] === 'https') {
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// Check proxy headers if allowed
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return true;
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} elseif (!empty($_SERVER['HTTP_FRONT_END_HTTPS']) && strtolower($_SERVER['HTTP_FRONT_END_HTTPS']) !== 'off') {
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return true;
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}
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return false;
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}
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}
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if (!function_exists('color_darken')) {
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/**
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* Scurisce un determinato colore.
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*
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* @param unknown $color
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* @param number $dif
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*
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* @return string
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*/
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function color_darken($color, $dif = 20)
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{
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$color = str_replace('#', '', $color);
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if (strlen($color) != 6) {
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return '000000';
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}
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$rgb = '';
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for ($x = 0; $x < 3; ++$x) {
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$c = hexdec(substr($color, (2 * $x), 2)) - $dif;
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$c = ($c < 0) ? 0 : dechex($c);
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$rgb .= (strlen($c) < 2) ? '0'.$c : $c;
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}
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return '#'.$rgb;
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}
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}
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if (!function_exists('color_inverse')) {
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/**
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* Inverte il colore inserito.
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*
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* @see http://www.splitbrain.org/blog/2008-09/18-calculating_color_contrast_with_php
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*
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* @param string $start_colour
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*
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* @return string
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*/
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function color_inverse($start_colour)
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{
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$R1 = hexdec(substr($start_colour, 1, 2));
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$G1 = hexdec(substr($start_colour, 3, 2));
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$B1 = hexdec(substr($start_colour, 5, 2));
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$R2 = 255;
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$G2 = 255;
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$B2 = 255;
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$L1 = 0.2126 * pow($R1 / 255, 2.2) + 0.7152 * pow($G1 / 255, 2.2) + 0.0722 * pow($B1 / 255, 2.2);
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$L2 = 0.2126 * pow($R2 / 255, 2.2) + 0.7152 * pow($G2 / 255, 2.2) + 0.0722 * pow($B2 / 255, 2.2);
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if ($L1 > $L2) {
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$lum = ($L1 + 0.05) / ($L2 + 0.05);
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} else {
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$lum = ($L2 + 0.05) / ($L1 + 0.05);
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}
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if ($lum >= 2.5) {
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return '#fff';
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} else {
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return '#000';
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}
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}
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}
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if (!function_exists('readSQLFile')) {
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/**
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* Restituisce l'insieme delle query presente nel file specificato.
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*
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* @param string $filename Percorso per il file
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* @param string $delimiter Delimitatore delle query
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*
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* @since 2.3
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*
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* @return array
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*/
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function readSQLFile($filename, $delimiter = ';')
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{
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$inString = false;
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$escChar = false;
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$query = '';
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$stringChar = '';
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$queryLine = [];
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$queryBlock = file_get_contents($filename);
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$sqlRows = explode("\n", $queryBlock);
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$delimiterLen = strlen($delimiter);
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do {
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$sqlRow = current($sqlRows)."\n";
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$sqlRowLen = strlen($sqlRow);
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for ($i = 0; $i < $sqlRowLen; ++$i) {
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if ((substr(ltrim($sqlRow), $i, 2) === '--') && !$inString) {
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break;
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}
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$znak = substr($sqlRow, $i, 1);
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if ($znak === '\'' || $znak === '"') {
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if ($inString) {
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if (!$escChar && $znak === $stringChar) {
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$inString = false;
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}
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} else {
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$stringChar = $znak;
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$inString = true;
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}
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}
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if ($znak === '\\' && substr($sqlRow, $i - 1, 2) !== '\\\\') {
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$escChar = !$escChar;
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} else {
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$escChar = false;
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}
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if (substr($sqlRow, $i, $delimiterLen) === $delimiter) {
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if (!$inString) {
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$query = trim($query);
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$delimiterMatch = [];
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if (preg_match('/^DELIMITER[[:space:]]*([^[:space:]]+)$/i', $query, $delimiterMatch)) {
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$delimiter = $delimiterMatch[1];
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$delimiterLen = strlen($delimiter);
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} else {
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$queryLine[] = $query;
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}
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$query = '';
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continue;
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}
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}
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$query .= $znak;
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}
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} while (next($sqlRows) !== false);
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return $queryLine;
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}
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}
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if (!function_exists('get_remote_data')) {
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/**
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* echo get_remote_data("http://example.com/"); // GET request
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* echo get_remote_data("http://example.com/", "var2=something&var3=blabla" ); // POST request.
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*
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* Automatically handles FOLLOWLOCATION problem;
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* Using 'replace_src'=>true, it fixes domain-relative urls (i.e.: src="./file.jpg" -----> src="http://example.com/file.jpg" )
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* Using 'schemeless'=>true, it converts urls in schemeless (i.e.: src="http://exampl.. -----> src="//exampl... )\
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*
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* @source tazotodua/useful-php-scripts
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*/
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function get_remote_data($url, $post_paramtrs = false, $extra = ['schemeless' => true, 'replace_src' => true, 'return_array' => false])
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{
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// start curl
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$c = curl_init();
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curl_setopt($c, CURLOPT_URL, $url);
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curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);
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//if parameters were passed to this function, then transform into POST method.. (if you need GET request, then simply change the passed URL)
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if ($post_paramtrs) {
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curl_setopt($c, CURLOPT_POST, true);
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curl_setopt($c, CURLOPT_POSTFIELDS, (is_array($post_paramtrs) ? http_build_query($post_paramtrs) : $post_paramtrs));
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}
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curl_setopt($c, CURLOPT_SSL_VERIFYHOST, false);
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curl_setopt($c, CURLOPT_SSL_VERIFYPEER, false);
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curl_setopt($c, CURLOPT_COOKIE, 'CookieName1=Value;');
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$headers[] = 'User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:76.0) Gecko/20100101 Firefox/76.0';
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$headers[] = 'Pragma: ';
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$headers[] = 'Cache-Control: max-age=0';
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if (!empty($post_paramtrs) && !is_array($post_paramtrs) && is_object(json_decode($post_paramtrs))) {
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|
$headers[] = 'Content-Type: application/json';
|
|
$headers[] = 'Content-Length: '.strlen($post_paramtrs);
|
|
}
|
|
curl_setopt($c, CURLOPT_HTTPHEADER, $headers);
|
|
curl_setopt($c, CURLOPT_MAXREDIRS, 10);
|
|
//if SAFE_MODE or OPEN_BASEDIR is set,then FollowLocation cant be used.. so...
|
|
$follow_allowed = (ini_get('open_basedir') || ini_get('safe_mode')) ? false : true;
|
|
if ($follow_allowed) {
|
|
curl_setopt($c, CURLOPT_FOLLOWLOCATION, 1);
|
|
}
|
|
curl_setopt($c, CURLOPT_CONNECTTIMEOUT, 9);
|
|
curl_setopt($c, CURLOPT_REFERER, $url);
|
|
curl_setopt($c, CURLOPT_TIMEOUT, 60);
|
|
curl_setopt($c, CURLOPT_AUTOREFERER, true);
|
|
curl_setopt($c, CURLOPT_ENCODING, 'gzip,deflate');
|
|
curl_setopt($c, CURLOPT_HEADER, !empty($extra['return_array']));
|
|
$data = curl_exec($c);
|
|
if (!empty($extra['return_array'])) {
|
|
preg_match("/(.*?)\r\n\r\n((?!HTTP\/\d\.\d).*)/si", $data, $x);
|
|
preg_match_all('/(.*?): (.*?)\r\n/i', trim('head_line: '.$x[1]), $headers_, PREG_SET_ORDER);
|
|
foreach ($headers_ as $each) {
|
|
$header[$each[1]] = $each[2];
|
|
}
|
|
$data = trim($x[2]);
|
|
}
|
|
$status = curl_getinfo($c);
|
|
curl_close($c);
|
|
// if redirected, then get that redirected page
|
|
if ($status['http_code'] == 301 || $status['http_code'] == 302) {
|
|
//if we FOLLOWLOCATION was not allowed, then re-get REDIRECTED URL
|
|
//p.s. WE dont need "else", because if FOLLOWLOCATION was allowed, then we wouldnt have come to this place, because 301 could already auto-followed by curl :)
|
|
if (!$follow_allowed) {
|
|
//if REDIRECT URL is found in HEADER
|
|
if (empty($redirURL)) {
|
|
if (!empty($status['redirect_url'])) {
|
|
$redirURL = $status['redirect_url'];
|
|
}
|
|
}
|
|
//if REDIRECT URL is found in RESPONSE
|
|
if (empty($redirURL)) {
|
|
preg_match('/(Location:|URI:)(.*?)(\r|\n)/si', $data, $m);
|
|
if (!empty($m[2])) {
|
|
$redirURL = $m[2];
|
|
}
|
|
}
|
|
//if REDIRECT URL is found in OUTPUT
|
|
if (empty($redirURL)) {
|
|
preg_match('/moved\s\<a(.*?)href\=\"(.*?)\"(.*?)here\<\/a\>/si', $data, $m);
|
|
if (!empty($m[1])) {
|
|
$redirURL = $m[1];
|
|
}
|
|
}
|
|
//if URL found, then re-use this function again, for the found url
|
|
if (!empty($redirURL)) {
|
|
$t = debug_backtrace();
|
|
|
|
return call_user_func($t[0]['function'], trim($redirURL), $post_paramtrs);
|
|
}
|
|
}
|
|
}
|
|
// if not redirected,and nor "status 200" page, then error..
|
|
elseif ($status['http_code'] != 200) {
|
|
$data = "ERRORCODE22 with $url<br/><br/>Last status codes:".json_encode($status)."<br/><br/>Last data got:$data";
|
|
}
|
|
//URLS correction
|
|
if (function_exists('url_corrections_for_content_HELPER')) {
|
|
$data = url_corrections_for_content_HELPER($data, $status['url'], ['schemeless' => !empty($extra['schemeless']), 'replace_src' => !empty($extra['replace_src']), 'rawgit_replace' => !empty($extra['rawgit_replace'])]);
|
|
}
|
|
$answer = (!empty($extra['return_array']) ? ['data' => $data, 'header' => $header, 'info' => $status] : $data);
|
|
|
|
return $answer;
|
|
}
|
|
function url_corrections_for_content_HELPER($content = false, $url = false, $extra_opts = ['schemeless' => false, 'replace_src' => false, 'rawgit_replace' => false])
|
|
{
|
|
$GLOBALS['rdgr']['schemeless'] = $extra_opts['schemeless'];
|
|
$GLOBALS['rdgr']['replace_src'] = $extra_opts['replace_src'];
|
|
$GLOBALS['rdgr']['rawgit_replace'] = $extra_opts['rawgit_replace'];
|
|
if ($GLOBALS['rdgr']['schemeless'] || $GLOBALS['rdgr']['replace_src']) {
|
|
if ($url) {
|
|
$GLOBALS['rdgr']['parsed_url'] = parse_url($url);
|
|
$GLOBALS['rdgr']['urlparts']['domain_X'] = $GLOBALS['rdgr']['parsed_url']['scheme'].'://'.$GLOBALS['rdgr']['parsed_url']['host'];
|
|
$GLOBALS['rdgr']['urlparts']['path_X'] = stripslashes(dirname($GLOBALS['rdgr']['parsed_url']['path']).'/');
|
|
$GLOBALS['rdgr']['all_protocols'] = ['adc', 'afp', 'amqp', 'bacnet', 'bittorrent', 'bootp', 'camel', 'dict', 'dns', 'dsnp', 'dhcp', 'ed2k', 'empp', 'finger', 'ftp', 'gnutella', 'gopher', 'http', 'https', 'imap', 'irc', 'isup', 'javascript', 'ldap', 'mime', 'msnp', 'map', 'modbus', 'mosh', 'mqtt', 'nntp', 'ntp', 'ntcip', 'openadr', 'pop3', 'radius', 'rdp', 'rlogin', 'rsync', 'rtp', 'rtsp', 'ssh', 'sisnapi', 'sip', 'smtp', 'snmp', 'soap', 'smb', 'ssdp', 'stun', 'tup', 'telnet', 'tcap', 'tftp', 'upnp', 'webdav', 'xmpp'];
|
|
}
|
|
$GLOBALS['rdgr']['ext_array'] = [
|
|
'src' => ['audio', 'embed', 'iframe', 'img', 'input', 'script', 'source', 'track', 'video'],
|
|
'srcset' => ['source'],
|
|
'data' => ['object'],
|
|
'href' => ['link', 'area', 'a'],
|
|
'action' => ['form'],
|
|
//'param', 'applet' and 'base' tags are exclusion, because of a bit complex structure
|
|
];
|
|
$content = preg_replace_callback(
|
|
'/<(((?!<).)*?)>/si', //avoids unclosed & closing tags
|
|
function ($matches_A) {
|
|
$content_A = $matches_A[0];
|
|
$tagname = preg_match('/((.*?)(\s|$))/si', $matches_A[1], $n) ? $n[2] : '';
|
|
foreach ($GLOBALS['rdgr']['ext_array'] as $key => $value) {
|
|
if (in_array($tagname, $value)) {
|
|
preg_match('/ '.$key.'=(\'|\")/i', $content_A, $n);
|
|
if (!empty($n[1])) {
|
|
$GLOBALS['rdgr']['aphostrope_type'] = $n[1];
|
|
$content_A = preg_replace_callback(
|
|
'/( '.$key.'='.$GLOBALS['rdgr']['aphostrope_type'].')(.*?)('.$GLOBALS['rdgr']['aphostrope_type'].')/i',
|
|
function ($matches_B) {
|
|
$full_link = $matches_B[2];
|
|
//correction to files/urls
|
|
if (!empty($GLOBALS['rdgr']['replace_src'])) {
|
|
//if not schemeless url
|
|
if (substr($full_link, 0, 2) != '//') {
|
|
$replace_src_allow = true;
|
|
//check if the link is a type of any special protocol
|
|
foreach ($GLOBALS['rdgr']['all_protocols'] as $each_protocol) {
|
|
//if protocol found - dont continue
|
|
if (substr($full_link, 0, strlen($each_protocol) + 1) == $each_protocol.':') {
|
|
$replace_src_allow = false;
|
|
break;
|
|
}
|
|
}
|
|
if ($replace_src_allow) {
|
|
$full_link = $GLOBALS['rdgr']['urlparts']['domain_X'].(str_replace('//', '/', $GLOBALS['rdgr']['urlparts']['path_X'].$full_link));
|
|
}
|
|
}
|
|
}
|
|
//replace http(s) with sheme-less urls
|
|
if (!empty($GLOBALS['rdgr']['schemeless'])) {
|
|
$full_link = str_replace(['https://', 'http://'], '//', $full_link);
|
|
}
|
|
//replace github mime
|
|
if (!empty($GLOBALS['rdgr']['rawgit_replace'])) {
|
|
$full_link = str_replace('//raw.github'.'usercontent.com/', '//rawgit.com/', $full_link);
|
|
}
|
|
$matches_B[2] = $full_link;
|
|
unset($matches_B[0]);
|
|
$content_B = '';
|
|
foreach ($matches_B as $each) {
|
|
$content_B .= $each;
|
|
}
|
|
|
|
return $content_B;
|
|
},
|
|
$content_A
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
return $content_A;
|
|
},
|
|
$content
|
|
);
|
|
$content = preg_replace_callback(
|
|
'/style="(.*?)background(\-image|)(.*?|)\:(.*?|)url\((\'|\"|)(.*?)(\'|\"|)\)/i',
|
|
function ($matches_A) {
|
|
$url = $matches_A[7];
|
|
$url = (substr($url, 0, 2) == '//' || substr($url, 0, 7) == 'http://' || substr($url, 0, 8) == 'https://' ? $url : '#');
|
|
|
|
return 'style="'.$matches_A[1].'background'.$matches_A[2].$matches_A[3].':'.$matches_A[4].'url('.$url.')'; //$matches_A[5] is url taged ,7 is url
|
|
},
|
|
$content
|
|
);
|
|
}
|
|
|
|
return $content;
|
|
}
|
|
}
|