luci-base: cbi.js: string formatting fixes

* Fix left and right justify/padding in formats
* Do not emit decimal numbers for small values in %m format

Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
This commit is contained in:
Jo-Philipp Wich 2016-02-15 12:45:39 +01:00
parent 5cfad4338f
commit a860de860a

View file

@ -1309,7 +1309,7 @@ String.prototype.format = function()
var re = /^(([^%]*)%('.|0|\x20)?(-)?(\d+)?(\.\d+)?(%|b|c|d|u|f|o|s|x|X|q|h|j|t|m))/; var re = /^(([^%]*)%('.|0|\x20)?(-)?(\d+)?(\.\d+)?(%|b|c|d|u|f|o|s|x|X|q|h|j|t|m))/;
var a = b = [], numSubstitutions = 0, numMatches = 0; var a = b = [], numSubstitutions = 0, numMatches = 0;
while( a = re.exec(str) ) while (a = re.exec(str))
{ {
var m = a[1]; var m = a[1];
var leftpart = a[2], pPad = a[3], pJustify = a[4], pMinLength = a[5]; var leftpart = a[2], pPad = a[3], pJustify = a[4], pMinLength = a[5];
@ -1332,6 +1332,8 @@ String.prototype.format = function()
pad = leftpart.substr(1,1); pad = leftpart.substr(1,1);
else if (pPad) else if (pPad)
pad = pPad; pad = pPad;
else
pad = ' ';
var justifyRight = true; var justifyRight = true;
if (pJustify && pJustify === "-") if (pJustify && pJustify === "-")
@ -1432,17 +1434,27 @@ String.prototype.format = function()
var i = 0; var i = 0;
var val = (+param || 0); var val = (+param || 0);
var units = [ '', 'K', 'M', 'G', 'T', 'P', 'E' ]; var units = [ ' ', ' K', ' M', ' G', ' T', ' P', ' E' ];
for (i = 0; (i < units.length) && (val > mf); i++) for (i = 0; (i < units.length) && (val > mf); i++)
val /= mf; val /= mf;
subst = val.toFixed(pr) + ' ' + units[i]; subst = (i ? val.toFixed(pr) : val) + units[i];
pMinLength = null;
break; break;
} }
} }
} }
if (pMinLength) {
subst = subst.toString();
for (var i = subst.length; i < pMinLength; i++)
if (pJustify == '-')
subst = subst + ' ';
else
subst = pad + subst;
}
out += leftpart + subst; out += leftpart + subst;
str = str.substr(m.length); str = str.substr(m.length);
} }