applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/overview.js

   1 'use strict';
   2 'require view';
   3 'require poll';
   4 'require fs';
   5 'require ui';
   6 'require uci';
   7 'require form';
   8 'require tools.widgets as widgets';
   9
  10 /*
  11         button handling
  12 */
  13 async function handleAction(ev) {
  14         if (ev === 'timer') {
  15                 L.ui.showModal(_('Refresh Timer'), [
  16                         E('p', _('To keep your adblock lists up-to-date, you should setup an automatic update job for these lists.')),
  17                         E('div', { 'class': 'left', 'style': 'display:flex; flex-direction:column' }, [
  18                                 E('h5', _('Existing job(s)')),
  19                                 E('textarea', {
  20                                         'id': 'cronView',
  21                                         'style': 'width: 100% !important; padding: 5px; font-family: monospace',
  22                                         'readonly': 'readonly',
  23                                         'wrap': 'off',
  24                                         'rows': 5
  25                                 })
  26                         ]),
  27                         E('div', { 'class': 'left', 'style': 'display:flex; flex-direction:column' }, [
  28                                 E('label', { 'class': 'cbi-input-select', 'style': 'padding-top:.5em' }, [
  29                                 E('h5', _('Set/Replace a new adblock job')),
  30                                 E('select', { 'class': 'cbi-input-select', 'id': 'timerA' }, [
  31                                         E('option', { 'value': 'start' }, 'Start'),
  32                                         E('option', { 'value': 'reload' }, 'Reload'),
  33                                         E('option', { 'value': 'restart' }, 'Restart')
  34                                 ]),
  35                                 '\xa0\xa0\xa0',
  36                                 _('Adblock action')
  37                                 ]),
  38                                 E('label', { 'class': 'cbi-input-text', 'style': 'padding-top:.5em' }, [
  39                                 E('input', { 'class': 'cbi-input-text', 'id': 'timerH', 'maxlength': '2' }, [
  40                                 ]),
  41                                 '\xa0\xa0\xa0',
  42                                 _('The hours portition (req., range: 0-23)')
  43                                 ]),
  44                                 E('label', { 'class': 'cbi-input-text', 'style': 'padding-top:.5em' }, [
  45                                 E('input', { 'class': 'cbi-input-text', 'id': 'timerM', 'maxlength': '2' }),
  46                                 '\xa0\xa0\xa0',
  47                                 _('The minutes portion (opt., range: 0-59)')
  48                                 ]),
  49                                 E('label', { 'class': 'cbi-input-text', 'style': 'padding-top:.5em' }, [
  50                                 E('input', { 'class': 'cbi-input-text', 'id': 'timerD', 'maxlength': '13' }),
  51                                 '\xa0\xa0\xa0',
  52                                 _('The day of the week (opt., values: 1-7 possibly sep. by , or -)')
  53                                 ])
  54                         ]),
  55                         E('div', { 'class': 'right' }, [
  56                                 E('button', {
  57                                         'class': 'btn',
  58                                         'click': L.hideModal
  59                                 }, _('Cancel')),
  60                                 ' ',
  61                                 E('button', {
  62                                         'class': 'btn cbi-button-action',
  63                                         'click': ui.createHandlerFn(this, function(ev) {
  64                                                 var action  = document.getElementById('timerA').value;
  65                                                 var hours   = document.getElementById('timerH').value;
  66                                                 var minutes = document.getElementById('timerM').value || '0';
  67                                                 var days    = document.getElementById('timerD').value || '*';
  68                                                 if (hours) {
  69                                                         L.resolveDefault(fs.exec_direct('/etc/init.d/adblock', ['timer', action, hours, minutes, days]))
  70                                                         .then(function(res) {
  71                                                                 if (res) {
  72                                                                         ui.addNotification(null, E('p', _('The Refresh Timer could not been updated.')), 'error');
  73                                                                 } else {
  74                                                                         ui.addNotification(null, E('p', _('The Refresh Timer has been updated.')), 'info');
  75                                                                 }
  76                                                         });
  77                                                 } else {
  78                                                         document.getElementById('timerH').focus();
  79                                                         return
  80                                                 }
  81                                                 L.hideModal();
  82                                         })
  83                                 }, _('Save'))
  84                         ])
  85                 ]);
  86                 L.resolveDefault(fs.read_direct('/etc/crontabs/root'), ' ')
  87                 .then(function(res) {
  88                         document.getElementById('cronView').value = res.trim();
  89                 });
  90                 document.getElementById('timerH').focus();
  91                 return
  92         }
  93
  94         if (ev === 'suspend') {
  95                 if (document.getElementById('status') && document.getElementById('btn_suspend') && document.getElementById('status').textContent.substr(0,6) === 'paused') {
  96                         document.querySelector('#btn_suspend').textContent = 'Suspend';
  97                         ev = 'resume';
  98                 } else if (document.getElementById('status') && document.getElementById('btn_suspend')) {
  99                         document.querySelector('#btn_suspend').textContent = 'Resume';
 100                 }
 101         }
 102
 103         poll.start();
 104         fs.exec_direct('/etc/init.d/adblock', [ev])
 105         var running = 1;
 106         while (running === 1) {
 107                 await new Promise(r => setTimeout(r, 1000));
 108                 L.resolveDefault(fs.read_direct('/var/run/adblock.pid')).then(function(res) {
 109                         if (!res) {
 110                                 running = 0;
 111                         }
 112                 })
 113         }
 114         poll.stop();
 115 }
 116
 117 return view.extend({
 118         load: function() {
 119                 return Promise.all([
 120                         L.resolveDefault(fs.exec_direct('/etc/init.d/adblock', ['list']), {}),
 121                         uci.load('adblock')
 122                 ]);
 123         },
 124
 125         render: function(result) {
 126                 var m, s, o;
 127
 128                 m = new form.Map('adblock', 'Adblock', _('Configuration of the adblock package to block ad/abuse domains by using DNS. \
 129                         For further information <a href="https://github.com/openwrt/packages/blob/master/net/adblock/files/README.md" target="_blank" rel="noreferrer noopener" >check the online documentation</a>'));
 130
 131                 /*
 132                         poll runtime information
 133                 */
 134                 pollData: poll.add(function() {
 135                         return L.resolveDefault(fs.read_direct('/tmp/adb_runtime.json'), 'null').then(function(res) {
 136                                 var info = JSON.parse(res);
 137                                 var status = document.getElementById('status');
 138                                 if (status && info) {
 139                                         status.textContent = (info.data.adblock_status || '-') + ' / ' + (info.data.adblock_version || '-');
 140                                         if (info.data.adblock_status === "running") {
 141                                                 if (!status.classList.contains("spinning")) {
 142                                                         status.classList.add("spinning");
 143                                                 }
 144                                         } else {
 145                                                 if (status.classList.contains("spinning")) {
 146                                                         status.classList.remove("spinning");
 147                                                         poll.stop();
 148                                                 }
 149                                         }
 150                                         if (status.textContent.substr(0,6) === 'paused' && document.getElementById('btn_suspend')) {
 151                                                 document.querySelector('#btn_suspend').textContent = 'Resume';
 152                                         }
 153                                 } else if (status) {
 154                                         status.textContent = '-';
 155                                         if (status.classList.contains("spinning")) {
 156                                                 status.classList.remove("spinning");
 157                                         }
 158                                 }
 159                                 var domains = document.getElementById('domains');
 160                                 if (domains && info) {
 161                                         domains.textContent = parseInt(info.data.blocked_domains, 10).toLocaleString() || '-';
 162                                 }
 163                                 var sources = document.getElementById('sources');
 164                                 var src_array = [];
 165                                 if (sources && info) {
 166                                         for (var i = 0; i < info.data.active_sources.length; i++) {
 167                                                 if (i < info.data.active_sources.length-1) {
 168                                                         src_array += info.data.active_sources[i].source + ', ';
 169                                                 } else {
 170                                                         src_array += info.data.active_sources[i].source
 171                                                 }
 172                                         }
 173                                         sources.textContent = src_array || '-';
 174                                 }
 175                                 var backend = document.getElementById('backend');
 176                                 if (backend && info) {
 177                                         backend.textContent = info.data.dns_backend || '-';
 178                                 }
 179                                 var utils = document.getElementById('utils');
 180                                 if (utils && info) {
 181                                         utils.textContent = info.data.run_utils || '-';
 182                                 }
 183                                 var ifaces = document.getElementById('ifaces');
 184                                 if (ifaces && info) {
 185                                         ifaces.textContent = info.data.run_ifaces || '-';
 186                                 }
 187                                 var dirs = document.getElementById('dirs');
 188                                 if (dirs && info) {
 189                                         dirs.textContent = info.data.run_directories || '-';
 190                                 }
 191                                 var flags = document.getElementById('flags');
 192                                 if (flags && info) {
 193                                         flags.textContent = info.data.run_flags || '-';
 194                                 }
 195                                 var run = document.getElementById('run');
 196                                 if (run && info) {
 197                                         run.textContent = info.data.last_run || '-';
 198                                 }
 199                         });
 200                 }, 1);
 201
 202                 /*
 203                         runtime information and buttons
 204                 */
 205                 s = m.section(form.NamedSection, 'global');
 206                 s.render = L.bind(function(view, section_id) {
 207                         return E('div', { 'class': 'cbi-section' }, [
 208                                 E('h3', _('Information')),
 209                                 E('div', { 'class': 'cbi-value', 'style': 'margin-bottom:5px' }, [
 210                                 E('label', { 'class': 'cbi-value-title', 'style': 'padding-top:0rem' }, _('Status / Version')),
 211                                 E('div', { 'class': 'cbi-value-field spinning', 'id': 'status', 'style': 'font-weight: bold;margin-bottom:5px;color:#37c' },'\xa0')]),
 212                                 E('div', { 'class': 'cbi-value', 'style': 'margin-bottom:5px' }, [
 213                                 E('label', { 'class': 'cbi-value-title', 'style': 'padding-top:0rem' }, _('Blocked Domains')),
 214                                 E('div', { 'class': 'cbi-value-field', 'id': 'domains', 'style': 'font-weight: bold;margin-bottom:5px;color:#37c' },'-')]),
 215                                 E('div', { 'class': 'cbi-value', 'style': 'margin-bottom:5px' }, [
 216                                 E('label', { 'class': 'cbi-value-title', 'style': 'padding-top:0rem' }, _('Active Sources')),
 217                                 E('div', { 'class': 'cbi-value-field', 'id': 'sources', 'style': 'font-weight: bold;margin-bottom:5px;color:#37c' },'-')]),
 218                                 E('div', { 'class': 'cbi-value', 'style': 'margin-bottom:5px' }, [
 219                                 E('label', { 'class': 'cbi-value-title', 'style': 'padding-top:0rem' }, _('DNS Backend')),
 220                                 E('div', { 'class': 'cbi-value-field', 'id': 'backend', 'style': 'font-weight: bold;margin-bottom:5px;color:#37c' },'-')]),
 221                                 E('div', { 'class': 'cbi-value', 'style': 'margin-bottom:5px' }, [
 222                                 E('label', { 'class': 'cbi-value-title', 'style': 'padding-top:0rem' }, _('Run Utils')),
 223                                 E('div', { 'class': 'cbi-value-field', 'id': 'utils', 'style': 'font-weight: bold;margin-bottom:5px;color:#37c' },'-')]),
 224                                 E('div', { 'class': 'cbi-value', 'style': 'margin-bottom:5px' }, [
 225                                 E('label', { 'class': 'cbi-value-title', 'style': 'padding-top:0rem' }, _('Run Interfaces')),
 226                                 E('div', { 'class': 'cbi-value-field', 'id': 'ifaces', 'style': 'font-weight: bold;margin-bottom:5px;color:#37c' },'-')]),
 227                                 E('div', { 'class': 'cbi-value', 'style': 'margin-bottom:5px' }, [
 228                                 E('label', { 'class': 'cbi-value-title', 'style': 'padding-top:0rem' }, _('Run Directories')),
 229                                 E('div', { 'class': 'cbi-value-field', 'id': 'dirs', 'style': 'font-weight: bold;margin-bottom:5px;color:#37c' },'-')]),
 230                                 E('div', { 'class': 'cbi-value', 'style': 'margin-bottom:5px' }, [
 231                                 E('label', { 'class': 'cbi-value-title', 'style': 'padding-top:0rem' }, _('Run Flags')),
 232                                 E('div', { 'class': 'cbi-value-field', 'id': 'flags', 'style': 'font-weight: bold;margin-bottom:5px;color:#37c' },'-')]),
 233                                 E('div', { 'class': 'cbi-value', 'style': 'margin-bottom:5px' }, [
 234                                 E('label', { 'class': 'cbi-value-title', 'style': 'padding-top:0rem' }, _('Last Run')),
 235                                 E('div', { 'class': 'cbi-value-field', 'id': 'run', 'style': 'font-weight: bold;margin-bottom:5px;color:#37c' },'-')]),
 236                                 E('div', { class: 'right' }, [
 237                                         E('button', {
 238                                                 'class': 'cbi-button cbi-button-apply',
 239                                                 'click': ui.createHandlerFn(this, function() {
 240                                                         return handleAction('timer');
 241                                                 })
 242                                         }, [ _('Refresh Timer...') ]),
 243                                         '\xa0\xa0\xa0',
 244                                         E('button', {
 245                                                 'class': 'cbi-button cbi-button-apply',
 246                                                 'id': 'btn_suspend',
 247                                                 'click': ui.createHandlerFn(this, function() {
 248                                                         return handleAction('suspend');
 249                                                 })
 250                                         }, [ _('Suspend') ]),
 251                                         '\xa0\xa0\xa0',
 252                                         E('button', {
 253                                                 'class': 'cbi-button cbi-button-apply',
 254                                                 'click': ui.createHandlerFn(this, function() {
 255                                                         return handleAction('start');
 256                                                 })
 257                                         }, [ _('Refresh') ])
 258                                 ])
 259                         ]);
 260                 }, o, this);
 261                 this.pollData;
 262
 263                 /*
 264                         tabbed config section
 265                 */
 266                 s = m.section(form.NamedSection, 'global', 'adblock', _('Settings'));
 267                 s.addremove = false;
 268                 s.tab('general',  _('General Settings'));
 269                 s.tab('additional', _('Additional Settings'));
 270                 s.tab('adv_dns', _('Advanced DNS Settings'));
 271                 s.tab('adv_report', _('Advanced Report Settings'));
 272                 s.tab('adv_email', _('Advanced E-Mail Settings'));
 273                 s.tab('sources', _('Blocklist Sources'), _('List of supported and fully pre-configured adblock sources, already active sources are pre-selected.<br /> \
 274                         <b><em>To avoid OOM errors, please do not select too many lists!</em></b><br /> \
 275                         List size information with the respective domain ranges as follows:<br /> \
 276                         &#8226;&#xa0;<b>S</b> (-10k), <b>M</b> (10k-30k) and <b>L</b> (30k-80k) should work for 128 MByte devices,<br /> \
 277                         &#8226;&#xa0;<b>XL</b> (80k-200k) should work for 256-512 MByte devices,<br /> \
 278                         &#8226;&#xa0;<b>XXL</b> (200k-) needs more RAM and Multicore support, e.g. x86 or raspberry devices.<br /> \
 279                         <p>&#xa0;</p>'));
 280
 281                 /*
 282                         general settings tab
 283                 */
 284                 o = s.taboption('general', form.Flag, 'adb_enabled', _('Enabled'), _('Enable the adblock service.'));
 285                 o.rmempty = false;
 286
 287                 o = s.taboption('general', widgets.NetworkSelect, 'adb_trigger', _('Startup Trigger Interface'), _('List of available network interfaces to trigger the adblock start. \
 288                         Choose \'unspecified\' to use a classic startup timeout instead of a network trigger.'));
 289                 o.unspecified = true;
 290                 o.nocreate = true;
 291                 o.rmempty = true;
 292
 293                 o = s.taboption('general', form.Flag, 'adb_forcedns', _('Force Local DNS'), _('Redirect all DNS queries from \'lan\' zone to the local DNS resolver, applies to UDP and TCP protocol.'));
 294                 o.rmempty = false;
 295
 296                 o = s.taboption('general', form.Value, 'adb_portlist', _('Local DNS Ports'), _('Space separated list of DNS-related firewall ports which should be forced locally.'));
 297                 o.depends('adb_forcedns', '1');
 298                 o.placeholder = '53 853 5353';
 299                 o.rmempty = true;
 300
 301                 o = s.taboption('general', form.Flag, 'adb_safesearch', _('Enable SafeSearch'), _('Enforcing SafeSearch for google, bing, duckduckgo, yandex, youtube and pixabay.'));
 302                 o.rmempty = false;
 303
 304                 o = s.taboption('general', form.Flag, 'adb_safesearchmod', _('SafeSearch Moderate'), _('Enable moderate SafeSearch filters for youtube.'));
 305                 o.depends('adb_safesearch', '1');
 306                 o.rmempty = true;
 307
 308                 o = s.taboption('general', form.Flag, 'adb_report', _('DNS Report'), _('Gather DNS related network traffic via tcpdump and provide a DNS Report on demand. \
 309                         Please note: this needs additional \'tcpdump-mini\' package installation and a full adblock service restart to take effect.'));
 310                 o.rmempty = false;
 311
 312                 o = s.taboption('general', form.Flag, 'adb_mail', _('E-Mail Notification'), _('Send adblock related notification e-mails. \
 313                         Please note: this needs additional \'msmtp\' package installation.'));
 314                 o.rmempty = false;
 315
 316                 o = s.taboption('general', form.Value, 'adb_mailreceiver', _('E-Mail Receiver Address'), _('Receiver address for adblock notification e-mails.'));
 317                 o.depends('adb_mail', '1');
 318                 o.placeholder = 'name@example.com';
 319                 o.rmempty = true;
 320
 321                 /*
 322                         additional settings tab
 323                 */
 324                 o = s.taboption('additional', form.Flag, 'adb_debug', _('Verbose Debug Logging'), _('Enable verbose debug logging in case of any processing errors.'));
 325                 o.rmempty = false;
 326
 327                 o = s.taboption('additional', form.Flag, 'adb_nice', _('Low Priority Service'), _('Reduce the priority of the adblock background processing to take fewer resources from the system. \
 328                         Please note: This change requires a full adblock service restart to take effect.'));
 329                 o.enabled = '10';
 330                 o.rmempty = true;
 331
 332                 o = s.taboption('additional', form.Value, 'adb_triggerdelay', _('Trigger Delay'), _('Additional trigger delay in seconds before adblock processing begins.'));
 333                 o.placeholder = '2';
 334                 o.datatype = 'range(1,120)';
 335                 o.rmempty = true;
 336
 337                 o = s.taboption('additional', form.ListValue, 'adb_maxqueue', _('Download Queue'), _('Size of the download queue for download processing (incl. sorting, merging etc.) in parallel.'));
 338                 o.value('4');
 339                 o.value('8');
 340                 o.value('16');
 341                 o.value('32');
 342                 o.rmempty = false;
 343
 344                 o = s.taboption('additional', form.Value, 'adb_tmpbase', _('Base Temp Directory'), _('Base Temp Directory for all adblock related runtime operations, \
 345                         e.g. downloading, sorting, merging etc.'));
 346                 o.placeholder = '/tmp';
 347                 o.rmempty = true;
 348
 349                 o = s.taboption('additional', form.Flag, 'adb_backup', _('Blocklist Backup'), _('Create compressed blocklist backups, they will be used in case of download errors or during startup.'));
 350                 o.default = 1
 351                 o.rmempty = false;
 352
 353                 o = s.taboption('additional', form.Value, 'adb_backupdir', _('Backup Directory'), _('Target directory for blocklist backups. \
 354                         Default is \'/tmp\', please use preferably an usb stick or another local disk.'));
 355                 o.depends('adb_backup', '1');
 356                 o.placeholder = '/tmp';
 357                 o.rmempty = true;
 358
 359                 o = s.taboption('additional', form.ListValue, 'adb_fetchutil', _('Download Utility'), _('List of supported and fully pre-configured download utilities.'));
 360                 o.value('uclient-fetch');
 361                 o.value('wget');
 362                 o.value('curl');
 363                 o.value('aria2c');
 364                 o.rmempty = false;
 365
 366                 o = s.taboption('additional', form.Value, 'adb_fetchparm', _('Download Parameters'), _('Special config options for the selected download utility.'))
 367                 o.value('--timeout=20 -O');
 368                 o.value('--connect-timeout 20 --silent --show-error --location -o');
 369                 o.value('--no-cache --no-cookies --max-redirect=0 --timeout=20 -O');
 370                 o.value('--timeout=20 --allow-overwrite=true --auto-file-renaming=false --check-certificate=true --dir=" " -o');
 371                 o.default = false;
 372                 o.rmempty = true;
 373
 374                 /*
 375                         advanced dns settings tab
 376                 */
 377                 o = s.taboption('adv_dns', form.ListValue, 'adb_dns', _('DNS Backend'), _('List of supported DNS backends with their default list directory. \
 378                         To overwrite the default path use the \'DNS Directory\' option.'));
 379                 o.value('dnsmasq', _('dnsmasq (/tmp/dnsmasq.d)'));
 380                 o.value('unbound', _('unbound (/var/lib/unbound)'));
 381                 o.value('named', _('named (/var/lib/bind)'));
 382                 o.value('kresd', _('kresd (/etc/kresd)'));
 383                 o.value('raw', _('raw (/tmp)'));
 384                 o.rmempty = false;
 385
 386                 o = s.taboption('adv_dns', form.Value, 'adb_dnsdir', _('DNS Directory'), _('Target directory for the generated blocklist \'adb_list.overall\'.'));
 387                 o.placeholder = '/tmp';
 388                 o.rmempty = true;
 389
 390                 o = s.taboption('adv_dns', form.Value, 'adb_dnstimeout', _('DNS Restart Timeout'), _('Timeout to wait for a successful DNS backend restart.'));
 391                 o.placeholder = '20';
 392                 o.datatype = 'range(1,60)';
 393                 o.rmempty = true;
 394
 395                 o = s.taboption('adv_dns', form.Value, 'adb_lookupdomain', _('External DNS Lookup Domain'), _('External domain to check for a successful DNS backend restart. \
 396                         Please note: To disable this check set this option to \'false\'.'));
 397                 o.placeholder = 'example.com';
 398                 o.rmempty = true;
 399
 400                 o = s.taboption('adv_dns', form.Flag, 'adb_dnsfilereset', _('DNS File Reset'), _('Resets the final DNS blocklist \'adb_list.overall\' after DNS backend loading. \
 401                         Please note: This option starts a small ubus/adblock monitor in the background.'));
 402                 o.rmempty = false;
 403
 404                 o = s.taboption('adv_dns', form.Flag, 'adb_dnsflush', _('Flush DNS Cache'), _('Flush the DNS Cache before adblock processing as well.'));
 405                 o.rmempty = true;
 406
 407                 o = s.taboption('adv_dns', form.Flag, 'adb_dnsallow', _('Disable DNS Allow'), _('Disable selective DNS whitelisting (RPZ pass through).'));
 408                 o.rmempty = true;
 409
 410                 o = s.taboption('adv_dns', form.Flag, 'adb_jail', _('Additional Jail Blocklist'), _('Builds an additional DNS blocklist to block access to all domains except those listed in the whitelist. \
 411                         Please note: You can use this restrictive blocklist e.g. for guest wifi or kidsafe configurations.'));
 412                 o.rmempty = true;
 413
 414                 o = s.taboption('adv_dns', form.Value, 'adb_jaildir', _('Jail Directory'), _('Target directory for the generated jail blocklist \'adb_list.jail\'.'));
 415                 o.depends('adb_jail', '1');
 416                 o.placeholder = '/tmp';
 417                 o.rmempty = true;
 418
 419                 o = s.taboption('adv_dns', form.Flag, 'adb_dnsinotify', _('Disable DNS Restarts'), _('Disable adblock triggered restarts for dns backends with autoload/inotify functions.'));
 420                 o.depends('adb_dnsflush', '0');
 421                 o.rmempty = true;
 422
 423                 /*
 424                         advanced report settings tab
 425                 */
 426                 o = s.taboption('adv_report', widgets.DeviceSelect, 'adb_repiface', _('Report Interface'), _('List of available network devices used by tcpdump.'));
 427                 o.unspecified = true;
 428                 o.nocreate = false;
 429                 o.rmempty = true;
 430
 431                 o = s.taboption('adv_report', form.Value, 'adb_reportdir', _('Report Directory'), _('Target directory for DNS related report files. \
 432                         Default is \'/tmp\', please use preferably an usb stick or another local disk.'));
 433                 o.placeholder = '/tmp';
 434                 o.rmempty = true;
 435
 436                 o = s.taboption('adv_report', form.Value, 'adb_repchunkcnt', _('Report Chunk Count'), _('Report chunk count used by tcpdump.'));
 437                 o.placeholder = '5';
 438                 o.datatype = 'range(1,10)';
 439                 o.rmempty = true;
 440
 441                 o = s.taboption('adv_report', form.Value, 'adb_repchunksize', _('Report Chunk Size'), _('Report chunk size used by tcpdump in MByte.'));
 442                 o.placeholder = '1';
 443                 o.datatype = 'range(1,10)';
 444                 o.rmempty = true;
 445
 446                 o = s.taboption('adv_report', form.Value, 'adb_replisten', _('Report Ports'), _('Space separated list of ports used by tcpdump.'));
 447                 o.placeholder = '53';
 448                 o.rmempty = true;
 449
 450                 /*
 451                         advanced email settings tab
 452                 */
 453                 o = s.taboption('adv_email', form.Value, 'adb_mailsender', _('E-Mail Sender Address'), _('Sender address for adblock notification E-Mails.'));
 454                 o.placeholder = 'no-reply@adblock';
 455                 o.rmempty = true;
 456
 457                 o = s.taboption('adv_email', form.Value, 'adb_mailtopic', _('E-Mail Topic'), _('Topic for adblock notification E-Mails.'));
 458                 o.placeholder = 'adblock notification';
 459                 o.rmempty = true;
 460
 461                 o = s.taboption('adv_email', form.Value, 'adb_mailprofile', _('E-Mail Profile'), _('Profile used by \'msmtp\' for adblock notification E-Mails.'));
 462                 o.placeholder = 'adb_notify';
 463                 o.rmempty = true;
 464
 465                 o = s.taboption('adv_email', form.Value, 'adb_mailcnt', _('E-Mail Notification Count'), _('Raise the notification count, to get E-Mails if the overall blocklist count is less or equal to the given limit.'));
 466                 o.placeholder = '0';
 467                 o.datatype = 'min(0)';
 468                 o.rmempty = true;
 469
 470                 /*
 471                         blocklist sources tab
 472                 */
 473                 o = s.taboption('sources', form.MultiValue, 'adb_sources', _('Sources (Size, Focus)'));
 474                 var lines, name, size, focus;
 475                 lines = result[0].trim().split('\n');
 476                 for (var i = 0; i < lines.length; i++) {
 477                         if (lines[i].match(/^\s+\+/)) {
 478                                 name  = lines[i].match(/^\s+\+\s(\w+)\s/)[1] || '-';
 479                                 size  = lines[i].match(/^\s+\+\s\w+[\sx]+(\w+)/)[1] || '-';
 480                                 focus = lines[i].match(/^\s+\+\s\w+[\sx]+\w+\s+([\w\+]+)/)[1] || '-';
 481                                 o.value(name, name + ' (' + size + ', ' + focus + ')');
 482                         }
 483                 }
 484                 o.rmempty = false;
 485                 return m.render();
 486         },
 487         handleReset: null
 488 });