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Ridistribuzione funzioni generiche

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This commit is contained in:
Thomas Zilio
2018-07-17 12:05:21 +02:00
parent f13bdc306c
commit 3eefce1ee9
16 changed files with 524 additions and 475 deletions
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246
lib/functions.php
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@ -1,5 +1,10 @@
<?php
/**
* Funzioni fondamentali per il corretto funzionamento del nucleo del progetto.
*
* @since 2.3
*/
/**
* Esegue il redirect.
@ -36,6 +41,13 @@ function sanitizeFilename($filename)
return $filename;
}
/**
* Elimina i file indicati.
*
* @param array $files
*
* @return bool
*/
function delete($files)
{
// Filesystem Symfony
@ -51,6 +63,13 @@ function delete($files)
return true;
}
/**
* Controlla l'esistenza e i permessi di scrittura sul percorso indicato.
*
* @param string $path
*
* @return bool
*/
function directory($path)
{
if (is_dir($path) && is_writable($path)) {
@ -74,18 +93,9 @@ function directory($path)
/**
* Copy a file, or recursively copy a folder and its contents.
*
* @author Aidan Lister <aidan@php.net>
*
* @version 1.0.1
*
* @see http://aidanlister.com/repos/v/function.copyr.php
*
* @param string $source
* Source path
* @param string $dest
* Destination path
* @param array|string $ignores
* Paths to ingore
* @param string $source Source path
* @param string $dest Destination path
* @param array|string $ignores Paths to ingore
*
* @return bool Returns TRUE on success, FALSE on failure
*/
@ -209,97 +219,6 @@ function checkZip($zip_file)
}
}
/**
* Individua la differenza tra le date indicate.
* $interval può essere:
* yyyy - Number of full years
* q - Number of full quarters
* m - Number of full months
* y - Difference between day numbers
* (eg 1st Jan 2004 is "1", the first day. 2nd Feb 2003 is "33". The datediff is "-32".)
* d - Number of full days
* w - Number of full weekdays
* ww - Number of full weeks
* h - Number of full hours
* n - Number of full minutes
* s - Number of full seconds (default).
*
* @param unknown $interval
* @param unknown $datefrom
* @param unknown $dateto
* @param string $using_timestamps
*/
function datediff($interval, $datefrom, $dateto, $using_timestamps = false)
{
if (!$using_timestamps) {
$datefrom = strtotime($datefrom, 0);
$dateto = strtotime($dateto, 0);
}
$difference = $dateto - $datefrom; // Difference in seconds
switch ($interval) {
case 'yyyy': // Number of full years
$years_difference = floor($difference / 31536000);
if (mktime(date('H', $datefrom), date('i', $datefrom), date('s', $datefrom), date('n', $datefrom), date('j', $datefrom), date('Y', $datefrom) + $years_difference) > $dateto) {
--$years_difference;
}
if (mktime(date('H', $dateto), date('i', $dateto), date('s', $dateto), date('n', $dateto), date('j', $dateto), date('Y', $dateto) - ($years_difference + 1)) > $datefrom) {
++$years_difference;
}
$datediff = $years_difference;
break;
case 'q': // Number of full quarters
$quarters_difference = floor($difference / 8035200);
while (mktime(date('H', $datefrom), date('i', $datefrom), date('s', $datefrom), date('n', $datefrom) + ($quarters_difference * 3), date('j', $dateto), date('Y', $datefrom)) < $dateto) {
++$months_difference;
}
--$quarters_difference;
$datediff = $quarters_difference;
break;
case 'm': // Number of full months
$months_difference = floor($difference / 2678400);
while (mktime(date('H', $datefrom), date('i', $datefrom), date('s', $datefrom), date('n', $datefrom) + ($months_difference), date('j', $dateto), date('Y', $datefrom)) < $dateto) {
++$months_difference;
}
--$months_difference;
$datediff = $months_difference;
break;
case 'y': // Difference between day numbers
$datediff = date('z', $dateto) - date('z', $datefrom);
break;
case 'd': // Number of full days
$datediff = floor($difference / 86400);
break;
case 'w': // Number of full weekdays
$days_difference = floor($difference / 86400);
$weeks_difference = floor($days_difference / 7); // Complete weeks
$first_day = date('w', $datefrom);
$days_remainder = floor($days_difference % 7);
$odd_days = $first_day + $days_remainder; // Do we have a Saturday or Sunday in the remainder?
if ($odd_days > 7) { // Sunday
--$days_remainder;
}
if ($odd_days > 6) { // Saturday
--$days_remainder;
}
$datediff = ($weeks_difference * 5) + $days_remainder;
break;
case 'ww': // Number of full weeks
$datediff = floor($difference / 604800);
break;
case 'h': // Number of full hours
$datediff = floor($difference / 3600);
break;
case 'n': // Number of full minutes
$datediff = floor($difference / 60);
break;
default: // Number of full seconds (default)
$datediff = $difference;
break;
}
return $datediff;
}
/**
* Recupera informazioni sistema operativo dell'utente.
*
@ -337,68 +256,6 @@ function getOS()
return tr('Altro');
}
/**
* Verifica che il nome del file non sia già usato nella cartella inserita, nel qual caso aggiungo un suffisso.
*
* @param string $filename
* @param string $dir
*
* @return string
*/
function unique_filename($filename, $dir)
{
$f = pathinfo($filename);
$suffix = 1;
while (file_exists($dir.'/'.$filename)) {
$filename = $f['filename'].'_'.$suffix.'.'.$f['extension'];
++$suffix;
}
return $filename;
}
/**
* Crea le thumbnails di $filename da dentro $dir e le salva in $dir.
*
* @param string $tmp
* @param string $filename
* @param string $dir
*
* @return bool
*/
function create_thumbnails($tmp, $filename, $dir)
{
$infos = pathinfo($filename);
$name = $infos['filename'];
$extension = strtolower($infos['extension']);
if (!directory($dir)) {
return false;
}
$driver = extension_loaded('gd') ? 'gd' : 'imagick';
Intervention\Image\ImageManagerStatic::configure(['driver' => $driver]);
$img = Intervention\Image\ImageManagerStatic::make($tmp);
$img->resize(600, null, function ($constraint) {
$constraint->aspectRatio();
});
$img->save(slashes($dir.'/'.$name.'.'.$extension));
$img->resize(250, null, function ($constraint) {
$constraint->aspectRatio();
});
$img->save(slashes($dir.'/'.$name.'_thumb250.'.$extension));
$img->resize(100, null, function ($constraint) {
$constraint->aspectRatio();
});
$img->save(slashes($dir.'/'.$name.'_thumb100.'.$extension));
return true;
}
/**
* Ottiene l'indirizzo IP del client.
*
@ -483,28 +340,6 @@ function translateTemplate()
echo $template;
}
/**
* Sostituisce la prima occorenza di una determinata stringa.
*
* @param string $str_pattern
* @param string $str_replacement
* @param string $string
*
* @since 2.3
*
* @return string
*/
function str_replace_once($str_pattern, $str_replacement, $string)
{
if (strpos($string, $str_pattern) !== false) {
$occurrence = strpos($string, $str_pattern);
return substr_replace($string, $str_replacement, strpos($string, $str_pattern), strlen($str_pattern));
}
return $string;
}
/**
* Restituisce il percorso del filesystem in modo indipendente dal sistema operativo.
*
@ -531,43 +366,6 @@ function isAjaxRequest()
return \Whoops\Util\Misc::isAjaxRequest() && filter('ajax') !== null;
}
/**
* Esegue una somma precisa tra due interi/array.
*
* @param array|float $first
* @param array|float $second
* @param int $decimals
*
* @since 2.3
*
* @return float
*/
function sum($first, $second = null, $decimals = 4)
{
$first = (array) $first;
$second = (array) $second;
$array = array_merge($first, $second);
$result = 0;
$decimals = is_numeric($decimals) ? $decimals : Translator::getFormatter()->getPrecision();
$bcadd = function_exists('bcadd');
foreach ($array as $value) {
$value = round($value, $decimals);
if ($bcadd) {
$result = bcadd($result, $value, $decimals);
} else {
$result += $value;
}
}
return floatval($result);
}
/**
* Effettua le operazioni automatiche di redirect tra le pagine.
*