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<!DOCTYPE html><html lang="en" style="font-size:16px"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><link rel="icon" href="themes/luci-theme-bootstrap/htdocs/luci-static/bootstrap/logo.svg"><link type="text/css" rel="stylesheet" href="extra.css"><title>Source: protocol/static.js</title><!--[if lt IE 9]>
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'require form';
'require network';
'require validation';
/**
* Determine whether a provided value is a CIDR format IP string.
* @param {string} value the IP string to test.
* @returns {boolean}
*/
function isCIDR(value) {
return Array.isArray(value) || /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\/(\d{1,2}|\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})$/.test(value);
}
/**
* Calculate the broadcast IP for a given IP.
* @param {Node} s the ui element to test.
* @param {boolean} use_cfgvalue whether to use the config or form value.
* @returns {string}
*/
function calculateBroadcast(s, use_cfgvalue) {
const readfn = use_cfgvalue ? 'cfgvalue' : 'formvalue';
const addropt = s.children.find(o => o.option == 'ipaddr');
const addrvals = addropt ? L.toArray(addropt[readfn](s.section)) : [];
const maskopt = s.children.find(o => o.option == 'netmask');
const maskval = maskopt ? maskopt[readfn](s.section) : null;
let firstsubnet = null;
/* only form a subnet if both parts exist */
if (addrvals.length &amp;&amp; addrvals[0] &amp;&amp; maskval)
firstsubnet = addrvals[0] + '/' + maskval;
else if (addrvals.length)
firstsubnet = addrvals.find(a => a.indexOf('/') > 0);
if (!firstsubnet)
return null;
const [addr_str, mask_str] = firstsubnet.split('/');
const addr = validation.parseIPv4(addr_str);
if (!addr)
return null;
let mask = mask_str;
if (!isNaN(mask))
mask = validation.parseIPv4(network.prefixToMask(+mask));
else
mask = validation.parseIPv4(mask);
if (!mask)
return null;
const bc = [
addr[0] | (~mask[0] >>> 0 &amp; 255),
addr[1] | (~mask[1] >>> 0 &amp; 255),
addr[2] | (~mask[2] >>> 0 &amp; 255),
addr[3] | (~mask[3] >>> 0 &amp; 255)
];
return bc.join('.');
}
/**
* Validate a broadcast IP for a section value.
* @param {string} section_id
* @param {string} value
* @returns {boolean}
*/
function validateBroadcast(section_id, value) {
const opt = this.map.lookupOption('broadcast', section_id);
const node = opt ? this.map.findElement('id', opt[0].cbid(section_id)) : null;
const addr = node ? calculateBroadcast(this.section, false) : null;
if (node != null) {
if (addr != null)
node.querySelector('input').setAttribute('placeholder', addr);
else
node.querySelector('input').removeAttribute('placeholder');
}
return true;
}
return network.registerProtocol('static', {
CBIIPValue: form.Value.extend({
handleSwitch(section_id, option_index, ev) {
const maskopt = this.map.lookupOption('netmask', section_id);
if (maskopt == null || !this.isValid(section_id))
return;
const maskval = maskopt[0].formvalue(section_id);
const addrval = this.formvalue(section_id);
const prefix = maskval ? network.maskToPrefix(maskval) : 32;
if (prefix == null)
return;
this.datatype = 'or(cidr4,ipmask4)';
let parent = L.dom.parent(ev.target, '.cbi-value-field');
L.dom.content(parent, form.DynamicList.prototype.renderWidget.apply(this, [
section_id,
option_index,
addrval ? '%s/%d'.format(addrval, prefix) : ''
]));
const masknode = this.map.findElement('id', maskopt[0].cbid(section_id));
if (masknode) {
parent = L.dom.parent(masknode, '.cbi-value');
parent.parentNode.removeChild(parent);
}
},
renderWidget(section_id, option_index, cfgvalue) {
const widget = isCIDR(cfgvalue) ? 'DynamicList' : 'Value';
if (widget == 'DynamicList') {
this.datatype = 'or(cidr4,ipmask4)';
this.placeholder = _('Add IPv4 address…');
}
else {
this.datatype = 'ip4addr("nomask")';
}
const node = form[widget].prototype.renderWidget.apply(this, [ section_id, option_index, cfgvalue ]);
if (widget == 'Value')
L.dom.append(node, E('button', {
'class': 'cbi-button cbi-button-neutral',
'title': _('Switch to CIDR list notation'),
'aria-label': _('Switch to CIDR list notation'),
'click': L.bind(this.handleSwitch, this, section_id, option_index)
}, '…'));
return node;
},
validate: validateBroadcast
}),
CBINetmaskValue: form.Value.extend({
render(option_index, section_id, in_table) {
var addropt = this.section.children.filter(function(o) { return o.option == 'ipaddr' })[0],
addrval = addropt ? addropt.cfgvalue(section_id) : null;
if (addrval != null &amp;&amp; isCIDR(addrval))
return E([]);
this.value('255.255.255.0');
this.value('255.255.0.0');
this.value('255.0.0.0');
return form.Value.prototype.render.apply(this, [ option_index, section_id, in_table ]);
},
datatype: 'ip4addr("true")',
validate: validateBroadcast
}),
CBIGatewayValue: form.Value.extend({
datatype: 'ip4addr("nomask")',
render(option_index, section_id, in_table) {
return network.getWANNetworks().then(L.bind(function(wans) {
if (wans.length == 1) {
var gwaddr = wans[0].getGatewayAddr();
this.placeholder = gwaddr ? '%s (%s)'.format(gwaddr, wans[0].getName()) : '';
}
return form.Value.prototype.render.apply(this, [ option_index, section_id, in_table ]);
}, this));
},
validate(section_id, value) {
const addropt = this.section.children.filter(function(o) { return o.option == 'ipaddr' })[0];
const addrval = addropt ? L.toArray(addropt.cfgvalue(section_id)) : null;
if (addrval != null) {
for (let a of addrval) {
const addr = a.split('/')[0];
if (value == addr)
return _('The gateway address must not be a local IP address');
}
}
return true;
}
}),
CBIBroadcastValue: form.Value.extend({
datatype: 'ip4addr("nomask")',
render(option_index, section_id, in_table) {
this.placeholder = calculateBroadcast(this.section, true);
return form.Value.prototype.render.apply(this, [ option_index, section_id, in_table ]);
}
}),
getI18n() {
return _('Static address');
},
renderFormOptions(s) {
let o;
s.taboption('general', this.CBIIPValue, 'ipaddr', _('IPv4 address'));
s.taboption('general', this.CBINetmaskValue, 'netmask', _('IPv4 netmask'));
s.taboption('general', this.CBIGatewayValue, 'gateway', _('IPv4 gateway'));
s.taboption('general', this.CBIBroadcastValue, 'broadcast', _('IPv4 broadcast'));
o = s.taboption('general', form.DynamicList, 'ip6addr', _('IPv6 address'));
o.datatype = 'ip6addr';
o.placeholder = _('Add IPv6 address…');
o = s.taboption('general', form.Value, 'ip6gw', _('IPv6 gateway'));
o.datatype = 'ip6addr("nomask")';
o = s.taboption('general', form.Value, 'ip6prefix', _('IPv6 routed prefix'), _('Public prefix routed to this device for distribution to clients.'));
o.datatype = 'ip6addr';
}
});
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