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Current File : /var/www/phpwinfx/js/config.js
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Functions used in configuration forms and on user preferences pages
*/
/**
* checks whether browser supports web storage
*
* @param type the type of storage i.e. localStorage or sessionStorage
*
* @returns bool
*/
function isStorageSupported (type, warn) {
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) {
PMA_ajaxShowMessage(PMA_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.tabs_contents').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 $topmenu_upt = $('#topmenu2.user_prefs_tabs');
$topmenu_upt.find('li.active a').attr('rel', 'samepage');
$topmenu_upt.find('li:not(.active) a').attr('rel', 'newpage');
});
// default values for fields
var defaultValues = {};
/**
* Returns field type
*
* @param {Element} field
*/
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
*/
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} field
*/
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} field_type see {@link #getFieldType}
* @param {String|Boolean} value
*/
function setFieldValue (field, field_type, value) {
var $field = $(field);
switch (field_type) {
case 'text':
case 'number':
$field.val(value);
break;
case 'checkbox':
$field.prop('checked', value);
break;
case 'select':
var options = $field.prop('options');
var i;
var imax = options.length;
var i, imax = options.length;
for (i = 0; i < imax; i++) {
options[i].selected = (value.indexOf(options[i].value) != -1);
}
break;
}
markField($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} field_type returned by {@link #getFieldType}
* @type Boolean|String|String[]
*/
function getFieldValue (field, field_type) {
var $field = $(field);
switch (field_type) {
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
*/
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 field_id = $field.attr('id');
if (typeof defaultValues[field_id] === 'undefined') {
return true;
}
var isDefault = true;
var currentValue = getFieldValue($field, type);
if (type !== 'select') {
isDefault = currentValue === defaultValues[field_id];
} else {
// compare arrays, will work for our representation of select values
if (currentValue.length !== defaultValues[field_id].length) {
isDefault = false;
} else {
for (var i = 0; i < currentValue.length; i++) {
if (currentValue[i] !== defaultValues[field_id][i]) {
isDefault = false;
break;
}
}
}
}
return isDefault;
}
/**
* Returns element's id prefix
* @param {Element} element
*/
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
_regexp_numeric: /^[0-9]+$/,
// regexp: extract parts from PCRE expression
_regexp_pcre_extract: /(.)(.*)\1(.*)?/,
/**
* Validates positive number
*
* @param {boolean} isKeyUp
*/
PMA_validatePositiveNumber: function (isKeyUp) {
if (isKeyUp && this.value === '') {
return true;
}
var result = this.value !== '0' && validators._regexp_numeric.test(this.value);
return result ? true : PMA_messages.error_nan_p;
},
/**
* Validates non-negative number
*
* @param {boolean} isKeyUp
*/
PMA_validateNonNegativeNumber: function (isKeyUp) {
if (isKeyUp && this.value === '') {
return true;
}
var result = validators._regexp_numeric.test(this.value);
return result ? true : PMA_messages.error_nan_nneg;
},
/**
* Validates port number
*
* @param {boolean} isKeyUp
*/
PMA_validatePortNumber: function (isKeyUp) {
if (this.value === '') {
return true;
}
var result = validators._regexp_numeric.test(this.value) && this.value !== '0';
return result && this.value <= 65535 ? true : PMA_messages.error_incorrect_port;
},
/**
* Validates value according to given regular expression
*
* @param {boolean} isKeyUp
* @param {string} regexp
*/
PMA_validateByRegex: function (isKeyUp, regexp) {
if (isKeyUp && this.value === '') {
return true;
}
// convert PCRE regexp
var parts = regexp.match(validators._regexp_pcre_extract);
var valid = this.value.match(new RegExp(parts[2], parts[3])) !== null;
return valid ? true : PMA_messages.error_invalid_value;
},
/**
* Validates upper bound for numeric inputs
*
* @param {boolean} isKeyUp
* @param {int} max_value
*/
PMA_validateUpperBound: function (isKeyUp, max_value) {
var val = parseInt(this.value, 10);
if (isNaN(val)) {
return true;
}
return val <= max_value ? true : PMA_sprintf(PMA_messages.error_value_lte, max_value);
},
// 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
*/
function validateField (id, type, onKeyUp, params) {
if (typeof validators[type] === 'undefined') {
return;
}
if (typeof validate[id] === 'undefined') {
validate[id] = [];
}
validate[id].push([type, params, onKeyUp]);
}
/**
* Returns validation functions associated with form field
*
* @param {String} field_id form field id
* @param {boolean} onKeyUpOnly see validateField
* @type Array
* @return array of [function, parameters to be passed to function]
*/
function getFieldValidators (field_id, onKeyUpOnly) {
// look for field bound validator
var name = field_id && field_id.match(/[^-]+$/)[0];
if (typeof validators._field[name] !== 'undefined') {
return [[validators._field[name], null]];
}
// look for registered validators
var functions = [];
if (typeof validate[field_id] !== 'undefined') {
// validate[field_id]: array of [type, params, onKeyUp]
for (var i = 0, imax = validate[field_id].length; i < imax; i++) {
if (onKeyUpOnly && !validate[field_id][i][2]) {
continue;
}
functions.push([validators[validate[field_id][i][0]], validate[field_id][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} error_list list of errors in the form {field id: error array}
*/
function displayErrors (error_list) {
var tempIsEmpty = function (item) {
return item !== '';
};
for (var field_id in error_list) {
var errors = error_list[field_id];
var $field = $('#' + field_id);
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" />');
$field.find('table').before($errorCnt);
} else {
$errorCnt = $('<dl class="inline_errors" />');
$field.closest('td').append($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 fieldset and puts errors in 'errors' object
*
* @param {Element} fieldset
* @param {boolean} isKeyUp
* @param {Object} errors
*/
function validate_fieldset (fieldset, isKeyUp, errors) {
var $fieldset = $(fieldset);
if ($fieldset.length && typeof validators._fieldset[$fieldset.attr('id')] !== 'undefined') {
var fieldset_errors = validators._fieldset[$fieldset.attr('id')].apply($fieldset[0], [isKeyUp]);
for (var field_id in fieldset_errors) {
if (typeof errors[field_id] === 'undefined') {
errors[field_id] = [];
}
if (typeof fieldset_errors[field_id] === 'string') {
fieldset_errors[field_id] = [fieldset_errors[field_id]];
}
$.merge(errors[field_id], fieldset_errors[field_id]);
}
}
}
/**
* Validates form field and puts errors in 'errors' object
*
* @param {Element} field
* @param {boolean} isKeyUp
* @param {Object} errors
*/
function validate_field (field, isKeyUp, errors) {
var args;
var result;
var $field = $(field);
var field_id = $field.attr('id');
errors[field_id] = [];
var functions = getFieldValidators(field_id, isKeyUp);
for (var i = 0; i < functions.length; i++) {
if (typeof functions[i][1] !== 'undefined' && functions[i][1] !== null) {
args = functions[i][1].slice(0);
} else {
args = [];
}
args.unshift(isKeyUp);
result = functions[i][0].apply($field[0], args);
if (result !== true) {
if (typeof result === 'string') {
result = [result];
}
$.merge(errors[field_id], result);
}
}
}
/**
* Validates form field and parent fieldset
*
* @param {Element} field
* @param {boolean} isKeyUp
*/
function validate_field_and_fieldset (field, isKeyUp) {
var $field = $(field);
var errors = {};
validate_field($field, isKeyUp, errors);
validate_fieldset($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 () {
validate_field_and_fieldset(this, false);
markField(this);
});
var tagName = $el.attr('tagName');
// text fields can be validated after each change
if (tagName === 'INPUT' && $el.attr('type') === 'text') {
$el.keyup(function () {
validate_field_and_fieldset($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 $check_page_refresh = $('#check_page_refresh');
if ($check_page_refresh.length === 0 || $check_page_refresh.val() === '1') {
// run all field validators
var errors = {};
for (var i = 0; i < $elements.length; i++) {
validate_field($elements[i], false, errors);
}
// run all fieldset validators
$('fieldset.optbox').each(function () {
validate_fieldset(this, false, errors);
});
displayErrors(errors);
} else if ($check_page_refresh) {
$check_page_refresh.val('1');
}
}
AJAX.registerOnload('config.js', function () {
setupValidation();
});
//
// END: Form validation and field operations
// ------------------------------------------------------------------
// ------------------------------------------------------------------
// Tabbed forms
//
/**
* Sets active tab
*
* @param {String} tab_id
*/
function setTab (tab_id) {
$('ul.tabs').each(function () {
var $this = $(this);
if (!$this.find('li a[href="#' + tab_id + '"]').length) {
return;
}
$this.find('li').removeClass('active').find('a[href="#' + tab_id + '"]').parent().addClass('active');
$this.parent().find('div.tabs_contents fieldset').hide().filter('#' + tab_id).show();
var hashValue = 'tab_' + tab_id;
location.hash = hashValue;
$this.parent().find('input[name=tab_hash]').val(hashValue);
});
}
function setupConfigTabs () {
var forms = $('form.config-form');
forms.each(function () {
var $this = $(this);
var $tabs = $this.find('ul.tabs');
if (!$tabs.length) {
return;
}
// add tabs events and activate one tab (the first one or indicated by location hash)
$tabs.find('li').removeClass('active');
$tabs.find('a')
.click(function (e) {
e.preventDefault();
setTab($(this).attr('href').substr(1));
})
.filter(':first')
.parent()
.addClass('active');
$this.find('div.tabs_contents fieldset').hide().filter(':first').show();
});
}
function adjustPrefsNotification () {
var $prefsAutoLoad = $('#prefs_autoload');
var $tableNameControl = $('#table_name_col_no');
var $prefsAutoShowing = ($prefsAutoLoad.css('display') !== 'none');
if ($prefsAutoShowing && $tableNameControl.length) {
$tableNameControl.css('top', '55px');
}
}
AJAX.registerOnload('config.js', function () {
setupConfigTabs();
adjustPrefsNotification();
// tab links handling, check each 200ms
// (works with history in FF, further browser support here would be an overkill)
var prev_hash;
var tab_check_fnc = function () {
if (location.hash !== prev_hash) {
prev_hash = location.hash;
if (prev_hash.match(/^#tab_[a-zA-Z0-9_]+$/)) {
// session ID is sometimes appended here
var hash = prev_hash.substr(5).split('&')[0];
if ($('#' + hash).length) {
setTab(hash);
}
}
}
};
tab_check_fnc();
setInterval(tab_check_fnc, 200);
});
//
// END: Tabbed forms
// ------------------------------------------------------------------
// ------------------------------------------------------------------
// 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]);
}
});
});
//
// END: Form reset buttons
// ------------------------------------------------------------------
// ------------------------------------------------------------------
// "Restore default" and "set value" buttons
//
/**
* Restores field's default value
*
* @param {String} field_id
*/
function restoreField (field_id) {
var $field = $('#' + field_id);
if ($field.length === 0 || defaultValues[field_id] === undefined) {
return;
}
setFieldValue($field, getFieldType($field), defaultValues[field_id]);
}
function setupRestoreField () {
$('div.tabs_contents')
.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 = $(this).attr('href');
var field_sel;
if ($(this).hasClass('restore-default')) {
field_sel = href;
restoreField(field_sel.substr(1));
} else {
field_sel = href.match(/^[^=]+/)[0];
var value = href.match(/\=(.+)$/)[1];
setFieldValue($(field_sel), 'text', value);
}
$(field_sel).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')
.click(function () {
var enable_id = $(this).attr('id');
var disable_id;
if (enable_id.match(/local_storage$/)) {
disable_id = enable_id.replace(/local_storage$/, 'text_file');
} else {
disable_id = enable_id.replace(/text_file$/, 'local_storage');
}
$('#opts_' + disable_id).addClass('disabled').find('input').prop('disabled', true);
$('#opts_' + enable_id).removeClass('disabled').find('input').prop('disabled', false);
});
// detect localStorage state
var ls_supported = isStorageSupported('localStorage', true);
var ls_exists = ls_supported ? (window.localStorage.config || false) : false;
$('div.localStorage-' + (ls_supported ? 'un' : '') + 'supported').hide();
$('div.localStorage-' + (ls_exists ? 'empty' : 'exists')).hide();
if (ls_exists) {
updatePrefsDate();
}
$('form.prefs-form').change(function () {
var $form = $(this);
var disabled = false;
if (!ls_supported) {
disabled = $form.find('input[type=radio][value$=local_storage]').prop('checked');
} else if (!ls_exists && $form.attr('name') === 'prefs_import' &&
$('#import_local_storage')[0].checked
) {
disabled = true;
}
$form.find('input[type=submit]').prop('disabled', disabled);
}).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()
.parent('.group')
.css('height', '')
.next('form')
.show();
});
});
/**
* Saves user preferences to localStorage
*
* @param {Element} form
*/
function savePrefsToLocalStorage (form) {
$form = $(form);
var submit = $form.find('input[type=submit]');
submit.prop('disabled', true);
$.ajax({
url: 'prefs_manage.php',
cache: false,
type: 'POST',
data: {
ajax_request: true,
server: PMA_commonParams.get('server'),
submit_get_json: true
},
success: function (data) {
if (typeof data !== 'undefined' && data.success === true) {
window.localStorage.config = data.prefs;
window.localStorage.config_mtime = data.mtime;
window.localStorage.config_mtime_local = (new Date()).toUTCString();
updatePrefsDate();
$('div.localStorage-empty').hide();
$('div.localStorage-exists').show();
var group = $form.parent('.group');
group.css('height', group.height() + 'px');
$form.hide('fast');
$form.prev('.click-hide-message').show('fast');
} else {
PMA_ajaxShowMessage(data.error);
}
},
complete: function () {
submit.prop('disabled', false);
}
});
}
/**
* Updates preferences timestamp in Import form
*/
function updatePrefsDate () {
var d = new Date(window.localStorage.config_mtime_local);
var msg = PMA_messages.strSavedOn.replace(
'@DATE@',
PMA_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 has_config = (isStorageSupported('localStorage')) && (window.localStorage.config || false);
var $cnt = $('#prefs_autoload');
if (!$cnt.length || !has_config) {
return;
}
$cnt.find('a').click(function (e) {
e.preventDefault();
var $a = $(this);
if ($a.attr('href') === '#no') {
$cnt.remove();
$.post('index.php', {
server: PMA_commonParams.get('server'),
prefs_autoload: 'hide'
}, null, 'html');
return;
} else if ($a.attr('href') === '#delete') {
$cnt.remove();
localStorage.clear();
$.post('index.php', {
server: PMA_commonParams.get('server'),
prefs_autoload: 'hide'
}, null, 'html');
return;
}
$cnt.find('input[name=json]').val(window.localStorage.config);
$cnt.find('form').submit();
});
$cnt.show();
}
//
// END: User preferences import/export
// ------------------------------------------------------------------
