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-rw-r--r--lib/helper/FilesHelper.php27
1 files changed, 27 insertions, 0 deletions
diff --git a/lib/helper/FilesHelper.php b/lib/helper/FilesHelper.php
new file mode 100644
index 0000000..ff290d6
--- /dev/null
+++ b/lib/helper/FilesHelper.php
@@ -0,0 +1,27 @@
+<?php
+
+function format_bytes($val, $digits = 3, $mode = "SI", $bB = "B")
+{
+ $si = array("", "k", "M", "G", "T", "P", "E", "Z", "Y");
+ $iec = array("", "Ki", "Mi", "Gi", "Ti", "Pi", "Ei", "Zi", "Yi");
+
+ switch(strtoupper($mode))
+ {
+ case "SI" : $factor = 1000; $symbols = $si; break;
+ case "IEC" : $factor = 1024; $symbols = $iec; break;
+ default : $factor = 1000; $symbols = $si; break;
+ }
+ switch($bB)
+ {
+ case "b" : $val *= 8; break;
+ default : $bB = "B"; break;
+ }
+ for($i=0;$i<count($symbols)-1 && $val>=$factor;$i++)
+ $val /= $factor;
+ $p = strpos($val, ".");
+ if($p !== false && $p > $digits) $val = round($val);
+ elseif($p !== false) $val = round($val, $digits-$p);
+ return round($val, $digits) . " " . $symbols[$i] . $bB;
+}
+
+?>