| Current File : //proc/thread-self/root/usr/share/phpmyadmin/js/src/config.js |
/**
* Functions used in configuration forms and on user preferences pages
*/
/* exported PASSIVE_EVENT_LISTENERS */
var configInlineParams;
var configScriptLoaded;
/**
* checks whether browser supports web storage
*
* @param {'localStorage' | 'sessionStorage'} type the type of storage i.e. localStorage or sessionStorage
* @param {boolean} warn Wether to show a warning on error
*
* @return {boolean}
*/
function isStorageSupported (type, warn = false) {
try {
window[type].setItem('PMATest', 'test');
// Check whether key-value pair was set successfully
if (window[type].getItem('PMATest') === 'test') {
// Supported, remove test variable from storage
window[type].removeItem('PMATest');
return true;
}
} catch (error) {
// Not supported
if (warn) {
Functions.ajaxShowMessage(Messages.strNoLocalStorage, false);
}
}
return false;
}
/**
* Unbind all event handlers before tearing down a page
*/
AJAX.registerTeardown('config.js', function () {
$('.optbox input[id], .optbox select[id], .optbox textarea[id]').off('change').off('keyup');
$('.optbox input[type=button][name=submit_reset]').off('click');
$('div.tab-content').off();
$('#import_local_storage, #export_local_storage').off('click');
$('form.prefs-form').off('change').off('submit');
$(document).off('click', 'div.click-hide-message');
$('#prefs_autoload').find('a').off('click');
});
AJAX.registerOnload('config.js', function () {
var $topmenuUpt = $('#user_prefs_tabs');
$topmenuUpt.find('a.active').attr('rel', 'samepage');
$topmenuUpt.find('a:not(.active)').attr('rel', 'newpage');
});
// default values for fields
var defaultValues = {};
/**
* Returns field type
*
* @param {Element} field
*
* @return {string}
*/
function getFieldType (field) {
var $field = $(field);
var tagName = $field.prop('tagName');
if (tagName === 'INPUT') {
return $field.attr('type');
} else if (tagName === 'SELECT') {
return 'select';
} else if (tagName === 'TEXTAREA') {
return 'text';
}
return '';
}
/**
* Enables or disables the "restore default value" button
*
* @param {Element} field
* @param {boolean} display
*
* @return {void}
*/
function setRestoreDefaultBtn (field, display) {
var $el = $(field).closest('td').find('.restore-default img');
$el[display ? 'show' : 'hide']();
}
/**
* Marks field depending on its value (system default or custom)
*
* @param {Element | JQuery<Element>} field
*
* @return {void}
*/
function markField (field) {
var $field = $(field);
var type = getFieldType($field);
var isDefault = checkFieldDefault($field, type);
// checkboxes uses parent <span> for marking
var $fieldMarker = (type === 'checkbox') ? $field.parent() : $field;
setRestoreDefaultBtn($field, !isDefault);
$fieldMarker[isDefault ? 'removeClass' : 'addClass']('custom');
}
/**
* Sets field value
*
* value must be of type:
* o undefined (omitted) - restore default value (form default, not PMA default)
* o String - if field_type is 'text'
* o boolean - if field_type is 'checkbox'
* o Array of values - if field_type is 'select'
*
* @param {Element} field
* @param {string} fieldType see {@link #getFieldType}
* @param {string | boolean} value
*/
function setFieldValue (field, fieldType, value) {
var $field = $(field);
switch (fieldType) {
case 'text':
case 'number':
$field.val(value);
break;
case 'checkbox':
$field.prop('checked', value);
break;
case 'select':
var options = $field.prop('options');
var i;
var imax = options.length;
for (i = 0; i < imax; i++) {
options[i].selected = (value.indexOf(options[i].value) !== -1);
}
break;
}
markField($field);
}
/**
* Gets field value
*
* Will return one of:
* o String - if type is 'text'
* o boolean - if type is 'checkbox'
* o Array of values - if type is 'select'
*
* @param {Element} field
* @param {string} fieldType returned by {@link #getFieldType}
*
* @return {boolean | string | string[] | null}
*/
function getFieldValue (field, fieldType) {
var $field = $(field);
switch (fieldType) {
case 'text':
case 'number':
return $field.prop('value');
case 'checkbox':
return $field.prop('checked');
case 'select':
var options = $field.prop('options');
var i;
var imax = options.length;
var items = [];
for (i = 0; i < imax; i++) {
if (options[i].selected) {
items.push(options[i].value);
}
}
return items;
}
return null;
}
/**
* Returns values for all fields in fieldsets
*
* @return {object}
*/
// eslint-disable-next-line no-unused-vars
function getAllValues () {
var $elements = $('fieldset input, fieldset select, fieldset textarea');
var values = {};
var type;
var value;
for (var i = 0; i < $elements.length; i++) {
type = getFieldType($elements[i]);
value = getFieldValue($elements[i], type);
if (typeof value !== 'undefined') {
// we only have single selects, fatten array
if (type === 'select') {
value = value[0];
}
values[$elements[i].name] = value;
}
}
return values;
}
/**
* Checks whether field has its default value
*
* @param {Element} field
* @param {string} type
*
* @return {boolean}
*/
function checkFieldDefault (field, type) {
var $field = $(field);
var fieldId = $field.attr('id');
if (typeof defaultValues[fieldId] === 'undefined') {
return true;
}
var isDefault = true;
var currentValue = getFieldValue($field, type);
if (type !== 'select') {
isDefault = currentValue === defaultValues[fieldId];
} else {
// compare arrays, will work for our representation of select values
if (currentValue.length !== defaultValues[fieldId].length) {
isDefault = false;
} else {
for (var i = 0; i < currentValue.length; i++) {
if (currentValue[i] !== defaultValues[fieldId][i]) {
isDefault = false;
break;
}
}
}
}
return isDefault;
}
/**
* Returns element's id prefix
* @param {Element} element
*
* @return {string}
*/
// eslint-disable-next-line no-unused-vars
function getIdPrefix (element) {
return $(element).attr('id').replace(/[^-]+$/, '');
}
// ------------------------------------------------------------------
// Form validation and field operations
//
// form validator assignments
var validate = {};
// form validator list
var validators = {
// regexp: numeric value
regExpNumeric: /^[0-9]+$/,
// regexp: extract parts from PCRE expression
regExpPcreExtract: /(.)(.*)\1(.*)?/,
/**
* Validates positive number
*
* @param {boolean} isKeyUp
*
* @return {boolean}
*/
validatePositiveNumber: function (isKeyUp) {
if (isKeyUp && this.value === '') {
return true;
}
var result = this.value !== '0' && validators.regExpNumeric.test(this.value);
return result ? true : Messages.error_nan_p;
},
/**
* Validates non-negative number
*
* @param {boolean} isKeyUp
*
* @return {boolean}
*/
validateNonNegativeNumber: function (isKeyUp) {
if (isKeyUp && this.value === '') {
return true;
}
var result = validators.regExpNumeric.test(this.value);
return result ? true : Messages.error_nan_nneg;
},
/**
* Validates port number
*
* @return {true|string}
*/
validatePortNumber: function () {
if (this.value === '') {
return true;
}
var result = validators.regExpNumeric.test(this.value) && this.value !== '0';
return result && this.value <= 65535 ? true : Messages.error_incorrect_port;
},
/**
* Validates value according to given regular expression
*
* @param {boolean} isKeyUp
* @param {string} regexp
*
* @return {true|string}
*/
validateByRegex: function (isKeyUp, regexp) {
if (isKeyUp && this.value === '') {
return true;
}
// convert PCRE regexp
var parts = regexp.match(validators.regExpPcreExtract);
var valid = this.value.match(new RegExp(parts[2], parts[3])) !== null;
return valid ? true : Messages.error_invalid_value;
},
/**
* Validates upper bound for numeric inputs
*
* @param {boolean} isKeyUp
* @param {number} maxValue
*
* @return {true|string}
*/
validateUpperBound: function (isKeyUp, maxValue) {
var val = parseInt(this.value, 10);
if (isNaN(val)) {
return true;
}
return val <= maxValue ? true : Functions.sprintf(Messages.error_value_lte, maxValue);
},
// field validators
field: {
},
// fieldset validators
fieldset: {
}
};
/**
* Registers validator for given field
*
* @param {string} id field id
* @param {string} type validator (key in validators object)
* @param {boolean} onKeyUp whether fire on key up
* @param {Array} params validation function parameters
*/
// eslint-disable-next-line no-unused-vars
function registerFieldValidator (id, type, onKeyUp, params) {
if (typeof validators[type] === 'undefined') {
return;
}
if (typeof validate[id] === 'undefined') {
validate[id] = [];
}
if (validate[id].length === 0) {
validate[id].push([type, params, onKeyUp]);
}
}
/**
* Returns validation functions associated with form field
*
* @param {String} fieldId form field id
* @param {boolean} onKeyUpOnly see registerFieldValidator
*
* @return {any[]} of [function, parameters to be passed to function]
*/
function getFieldValidators (fieldId, onKeyUpOnly) {
// look for field bound validator
var name = fieldId && fieldId.match(/[^-]+$/)[0];
if (typeof validators.field[name] !== 'undefined') {
return [[validators.field[name], null]];
}
// look for registered validators
var functions = [];
if (typeof validate[fieldId] !== 'undefined') {
// validate[field_id]: array of [type, params, onKeyUp]
for (var i = 0, imax = validate[fieldId].length; i < imax; i++) {
if (onKeyUpOnly && !validate[fieldId][i][2]) {
continue;
}
functions.push([validators[validate[fieldId][i][0]], validate[fieldId][i][1]]);
}
}
return functions;
}
/**
* Displays errors for given form fields
*
* WARNING: created DOM elements must be identical with the ones made by
* PhpMyAdmin\Config\FormDisplayTemplate::displayInput()!
*
* @param {object} errorList list of errors in the form {field id: error array}
*/
function displayErrors (errorList) {
var tempIsEmpty = function (item) {
return item !== '';
};
for (var fieldId in errorList) {
var errors = errorList[fieldId];
var $field = $('#' + fieldId);
var isFieldset = $field.attr('tagName') === 'FIELDSET';
var $errorCnt;
if (isFieldset) {
$errorCnt = $field.find('dl.errors');
} else {
$errorCnt = $field.siblings('.inline_errors');
}
// remove empty errors (used to clear error list)
errors = $.grep(errors, tempIsEmpty);
// CSS error class
if (!isFieldset) {
// checkboxes uses parent <span> for marking
var $fieldMarker = ($field.attr('type') === 'checkbox') ? $field.parent() : $field;
$fieldMarker[errors.length ? 'addClass' : 'removeClass']('field-error');
}
if (errors.length) {
// if error container doesn't exist, create it
if ($errorCnt.length === 0) {
if (isFieldset) {
$errorCnt = $('<dl class="errors"></dl>');
$field.find('table').before($errorCnt);
} else {
$errorCnt = $('<dl class="inline_errors"></dl>');
$field.closest('td').append($errorCnt);
}
}
var html = '';
for (var i = 0, imax = errors.length; i < imax; i++) {
html += '<dd>' + errors[i] + '</dd>';
}
$errorCnt.html(html);
} else if ($errorCnt !== null) {
// remove useless error container
$errorCnt.remove();
}
}
}
/**
* Validates fields and fieldsets and call displayError function as required
*/
function setDisplayError () {
var elements = $('.optbox input[id], .optbox select[id], .optbox textarea[id]');
// run all field validators
var errors = {};
for (var i = 0; i < elements.length; i++) {
validateField(elements[i], false, errors);
}
// run all fieldset validators
$('fieldset.optbox').each(function () {
validateFieldset(this, false, errors);
});
displayErrors(errors);
}
/**
* Validates fieldset and puts errors in 'errors' object
*
* @param {Element} fieldset
* @param {boolean} isKeyUp
* @param {object} errors
*/
function validateFieldset (fieldset, isKeyUp, errors) {
var $fieldset = $(fieldset);
if ($fieldset.length && typeof validators.fieldset[$fieldset.attr('id')] !== 'undefined') {
var fieldsetErrors = validators.fieldset[$fieldset.attr('id')].apply($fieldset[0], [isKeyUp]);
for (var fieldId in fieldsetErrors) {
if (typeof errors[fieldId] === 'undefined') {
errors[fieldId] = [];
}
if (typeof fieldsetErrors[fieldId] === 'string') {
fieldsetErrors[fieldId] = [fieldsetErrors[fieldId]];
}
$.merge(errors[fieldId], fieldsetErrors[fieldId]);
}
}
}
/**
* Validates form field and puts errors in 'errors' object
*
* @param {Element} field
* @param {boolean} isKeyUp
* @param {object} errors
*/
function validateField (field, isKeyUp, errors) {
var args;
var result;
var $field = $(field);
var fieldId = $field.attr('id');
errors[fieldId] = [];
var functions = getFieldValidators(fieldId, isKeyUp);
for (var i = 0; i < functions.length; i++) {
if (typeof functions[i][1] !== 'undefined' && functions[i][1] !== null) {
args = functions[i][1].slice(0);
} else {
args = [];
}
args.unshift(isKeyUp);
result = functions[i][0].apply($field[0], args);
if (result !== true) {
if (typeof result === 'string') {
result = [result];
}
$.merge(errors[fieldId], result);
}
}
}
/**
* Validates form field and parent fieldset
*
* @param {Element} field
* @param {boolean} isKeyUp
*/
function validateFieldAndFieldset (field, isKeyUp) {
var $field = $(field);
var errors = {};
validateField($field, isKeyUp, errors);
validateFieldset($field.closest('fieldset.optbox'), isKeyUp, errors);
displayErrors(errors);
}
function loadInlineConfig () {
if (!Array.isArray(configInlineParams)) {
return;
}
for (var i = 0; i < configInlineParams.length; ++i) {
if (typeof configInlineParams[i] === 'function') {
configInlineParams[i]();
}
}
}
function setupValidation () {
validate = {};
configScriptLoaded = true;
if (configScriptLoaded && typeof configInlineParams !== 'undefined') {
loadInlineConfig();
}
// register validators and mark custom values
var $elements = $('.optbox input[id], .optbox select[id], .optbox textarea[id]');
$elements.each(function () {
markField(this);
var $el = $(this);
$el.on('change', function () {
validateFieldAndFieldset(this, false);
markField(this);
});
var tagName = $el.attr('tagName');
// text fields can be validated after each change
if (tagName === 'INPUT' && $el.attr('type') === 'text') {
$el.on('keyup', function () {
validateFieldAndFieldset($el, true);
markField($el);
});
}
// disable textarea spellcheck
if (tagName === 'TEXTAREA') {
$el.attr('spellcheck', false);
}
});
// check whether we've refreshed a page and browser remembered modified
// form values
var $checkPageRefresh = $('#check_page_refresh');
if ($checkPageRefresh.length === 0 || $checkPageRefresh.val() === '1') {
// run all field validators
var errors = {};
for (var i = 0; i < $elements.length; i++) {
validateField($elements[i], false, errors);
}
// run all fieldset validators
$('fieldset.optbox').each(function () {
validateFieldset(this, false, errors);
});
displayErrors(errors);
} else if ($checkPageRefresh) {
$checkPageRefresh.val('1');
}
}
AJAX.registerOnload('config.js', function () {
setupValidation();
});
//
// END: Form validation and field operations
// ------------------------------------------------------------------
function adjustPrefsNotification () {
var $prefsAutoLoad = $('#prefs_autoload');
var $tableNameControl = $('#table_name_col_no');
var $prefsAutoShowing = ($prefsAutoLoad.css('display') !== 'none');
if ($prefsAutoShowing && $tableNameControl.length) {
$tableNameControl.css('top', '55px');
}
}
AJAX.registerOnload('config.js', function () {
adjustPrefsNotification();
});
// ------------------------------------------------------------------
// Form reset buttons
//
AJAX.registerOnload('config.js', function () {
$('.optbox input[type=button][name=submit_reset]').on('click', function () {
var fields = $(this).closest('fieldset').find('input, select, textarea');
for (var i = 0, imax = fields.length; i < imax; i++) {
setFieldValue(fields[i], getFieldType(fields[i]), defaultValues[fields[i].id]);
}
setDisplayError();
});
});
//
// END: Form reset buttons
// ------------------------------------------------------------------
// ------------------------------------------------------------------
// "Restore default" and "set value" buttons
//
/**
* Restores field's default value
*
* @param {string} fieldId
*
* @return {void}
*/
function restoreField (fieldId) {
var $field = $('#' + fieldId);
if ($field.length === 0 || defaultValues[fieldId] === undefined) {
return;
}
setFieldValue($field, getFieldType($field), defaultValues[fieldId]);
}
function setupRestoreField () {
$('div.tab-content')
.on('mouseenter', '.restore-default, .set-value', function () {
$(this).css('opacity', 1);
})
.on('mouseleave', '.restore-default, .set-value', function () {
$(this).css('opacity', 0.25);
})
.on('click', '.restore-default, .set-value', function (e) {
e.preventDefault();
var href = $(this).attr('href');
var fieldSel;
if ($(this).hasClass('restore-default')) {
fieldSel = href;
restoreField(fieldSel.substr(1));
} else {
fieldSel = href.match(/^[^=]+/)[0];
var value = href.match(/=(.+)$/)[1];
setFieldValue($(fieldSel), 'text', value);
}
$(fieldSel).trigger('change');
})
.find('.restore-default, .set-value')
// inline-block for IE so opacity inheritance works
.css({ display: 'inline-block', opacity: 0.25 });
}
AJAX.registerOnload('config.js', function () {
setupRestoreField();
});
//
// END: "Restore default" and "set value" buttons
// ------------------------------------------------------------------
// ------------------------------------------------------------------
// User preferences import/export
//
AJAX.registerOnload('config.js', function () {
offerPrefsAutoimport();
var $radios = $('#import_local_storage, #export_local_storage');
if (!$radios.length) {
return;
}
// enable JavaScript dependent fields
$radios
.prop('disabled', false)
.add('#export_text_file, #import_text_file')
.on('click', function () {
var enableId = $(this).attr('id');
var disableId;
if (enableId.match(/local_storage$/)) {
disableId = enableId.replace(/local_storage$/, 'text_file');
} else {
disableId = enableId.replace(/text_file$/, 'local_storage');
}
$('#opts_' + disableId).addClass('disabled').find('input').prop('disabled', true);
$('#opts_' + enableId).removeClass('disabled').find('input').prop('disabled', false);
});
// detect localStorage state
var lsSupported = isStorageSupported('localStorage', true);
var lsExists = lsSupported ? (window.localStorage.config || false) : false;
$('div.localStorage-' + (lsSupported ? 'un' : '') + 'supported').hide();
$('div.localStorage-' + (lsExists ? 'empty' : 'exists')).hide();
if (lsExists) {
updatePrefsDate();
}
$('form.prefs-form').on('change', function () {
var $form = $(this);
var disabled = false;
if (!lsSupported) {
disabled = $form.find('input[type=radio][value$=local_storage]').prop('checked');
} else if (!lsExists && $form.attr('name') === 'prefs_import' &&
$('#import_local_storage')[0].checked
) {
disabled = true;
}
$form.find('input[type=submit]').prop('disabled', disabled);
}).on('submit', function (e) {
var $form = $(this);
if ($form.attr('name') === 'prefs_export' && $('#export_local_storage')[0].checked) {
e.preventDefault();
// use AJAX to read JSON settings and save them
savePrefsToLocalStorage($form);
} else if ($form.attr('name') === 'prefs_import' && $('#import_local_storage')[0].checked) {
// set 'json' input and submit form
$form.find('input[name=json]').val(window.localStorage.config);
}
});
$(document).on('click', 'div.click-hide-message', function () {
$(this).hide();
$(this).parent('.card-body').css('height', '');
$(this).parent('.card-body').find('.prefs-form').show();
});
});
/**
* Saves user preferences to localStorage
*
* @param {Element} form
*/
function savePrefsToLocalStorage (form) {
var $form = $(form);
var submit = $form.find('input[type=submit]');
submit.prop('disabled', true);
$.ajax({
url: 'index.php?route=/preferences/manage',
cache: false,
type: 'POST',
data: {
'ajax_request': true,
'server': CommonParams.get('server'),
'submit_get_json': true
},
success: function (data) {
if (typeof data !== 'undefined' && data.success === true) {
window.localStorage.config = data.prefs;
window.localStorage.configMtime = data.mtime;
window.localStorage.configMtimeLocal = (new Date()).toUTCString();
updatePrefsDate();
$('div.localStorage-empty').hide();
$('div.localStorage-exists').show();
var group = $form.parent('.card-body');
group.css('height', group.height() + 'px');
$form.hide('fast');
$form.prev('.click-hide-message').show('fast');
} else {
Functions.ajaxShowMessage(data.error);
}
},
complete: function () {
submit.prop('disabled', false);
}
});
}
/**
* Updates preferences timestamp in Import form
*/
function updatePrefsDate () {
var d = new Date(window.localStorage.configMtimeLocal);
var msg = Messages.strSavedOn.replace(
'@DATE@',
Functions.formatDateTime(d)
);
$('#opts_import_local_storage').find('div.localStorage-exists').html(msg);
}
/**
* Prepares message which informs that localStorage preferences are available and can be imported or deleted
*/
function offerPrefsAutoimport () {
var hasConfig = (isStorageSupported('localStorage')) && (window.localStorage.config || false);
var $cnt = $('#prefs_autoload');
if (!$cnt.length || !hasConfig) {
return;
}
$cnt.find('a').on('click', function (e) {
e.preventDefault();
var $a = $(this);
if ($a.attr('href') === '#no') {
$cnt.remove();
$.post('index.php', {
'server': CommonParams.get('server'),
'prefs_autoload': 'hide'
}, null, 'html');
return;
} else if ($a.attr('href') === '#delete') {
$cnt.remove();
localStorage.clear();
$.post('index.php', {
'server': CommonParams.get('server'),
'prefs_autoload': 'hide'
}, null, 'html');
return;
}
$cnt.find('input[name=json]').val(window.localStorage.config);
$cnt.find('form').trigger('submit');
});
$cnt.show();
}
/**
* @type {boolean} Support for passive event listener option
*/
var PASSIVE_EVENT_LISTENERS = (function () {
var passive = false;
try {
var options = Object.defineProperty({}, 'passive', {
get: function () {
return (passive = true);
},
});
window.addEventListener('_', null, options);
window.removeEventListener('_', null, options);
} catch (error) {
// passive not supported
}
return passive;
}());