foodsoft/app/assets/javascripts/application.js

198 lines
7.1 KiB
JavaScript

//= require jquery
//= require jquery-ui
//= require jquery_ujs
//= require select2
//= require twitter/bootstrap
//= require jquery.tokeninput
//= require bootstrap-datepicker
//= require bootstrap-datepicker.de
//= require jquery.observe_field
//= require rails.validations
//= require_self
//= require ordering
// function for sorting DOM elements
$.fn.sorter = (function(){
// Thanks to James Padolsey and Avi Deitcher
// http://james.padolsey.com/javascript/sorting-elements-with-jquery/#comment-29400
var sort = [].sort;
return function(comparator, getSortable) {
getSortable = getSortable || function(){return this;};
var sorted = sort.call(this, comparator); // sort all elements in memory
var prevElmt = null;
for(i=sorted.length-1; i>=0; --i) { // loop starting from last
var criterionElmt = sorted[i];
var curElmt = ( 'function' === typeof getSortable ) ? ( getSortable.call(criterionElmt) ) : ( criterionElmt );
var parent = curElmt.parentNode;
if (!prevElmt) {
parent.appendChild(curElmt); // place last element to the end
} else {
parent.insertBefore(curElmt, prevElmt); // move each element before the previous one
}
prevElmt = curElmt;
}
return sorted;
};
})();
// Load following statements, when DOM is ready
$(function() {
// Show/Hide a specific DOM element
$('a[data-toggle-this]').live('click', function() {
$($(this).data('toggle-this')).toggle();
return false;
});
// Remove this item from DOM
$('a[data-remove-this]').live('click', function() {
$($(this).data('remove-this')).remove();
return false;
});
// Check/Uncheck a single checkbox
$('[data-check-this]').live('click', function() {
var checkbox = $($(this).data('check-this'));
checkbox.attr('checked', !checkbox.is(':checked'));
highlightRow(checkbox);
return false;
});
// Check/Uncheck all checkboxes for a specific form
$('input[data-check-all]').live('click', function() {
var status = $(this).is(':checked');
var context = $(this).data('check-all');
var elms = $('input[type="checkbox"]', context);
for(i=elms.length-1; i>=0; --i) { // performance can be an issue here, so use native loop
var elm = elms[i];
elm.checked = status;
highlightRow($(elm));
}
});
// Submit form when changing a select menu.
$('form[data-submit-onchange] select').live('change', function() {
var confirmMessage = $(this).children(':selected').data('confirm');
if (confirmMessage) {
if (confirm(confirmMessage)) {
$(this).parents('form').submit();
}
} else {
$(this).parents('form').submit();
}
return false;
});
// Submit form when changing text of an input field
// Use jquery observe_field plugin
$('form[data-submit-onchange] input[type=text]').each(function() {
$(this).observe_field(1, function() {
$(this).parents('form').submit();
});
});
// Submit form when clicking on checkbox
$('form[data-submit-onchange] input[type=checkbox]:not(input[data-ignore-onchange])').click(function() {
$(this).parents('form').submit();
});
$('[data-redirect-to]').bind('change', function() {
var newLocation = $(this).children(':selected').val();
if (newLocation != "") {
document.location.href = newLocation;
}
});
// Remote paginations
$('div.pagination[data-remote] a').live('click', function() {
$.getScript($(this).attr('href'));
return false;
});
// Show and hide loader on ajax callbacks
$('*[data-remote]').bind('ajax:beforeSend', function() {
$('#loader').show();
});
$('*[data-remote]').bind('ajax:complete', function() {
$('#loader').hide();
});
// Disable submit button on ajax forms
$('form[data-remote]').bind('ajax:beforeSend', function() {
$(this).children('input[type="submit"]').attr('disabled', 'disabled');
});
// Use bootstrap datepicker for dateinput
$('.datepicker').datepicker({format: 'yyyy-mm-dd', weekStart: 1, language: 'de'});
// Init table sorting
var myBars = $('.sorter-bar');
myBars.html('<button type="button" class="sorter-button btn btn-mini"><i class="icon-chevron-up"></i></button><button type="button" class="sorter-button btn btn-mini"><i class="icon-chevron-down"></i></button>');
$('button:nth-child(1)', myBars).click(function(e) {sortTable(e, false);});
$('button:nth-child(2)', myBars).click(function(e) {sortTable(e, true);});
// A title attribute ('sort ascending order') would be nice here.
// However, for a tiny detail like that it is not worth to translate everything:
// http://foodsoft.51229.x6.nabble.com/How-to-I18n-content-which-is-dynamically-loaded-via-javascript-assets-td75.html#a76
// Sort tables with a default sort
$('.sorter-bar.default-sort-asc button:nth-child(1)').trigger('click');
$('.sorter-bar.default-sort-desc button:nth-child(2)').trigger('click');
// Translate Select2 messages - could be done in another place, right?
$.fn.select2.defaults.formatNoMatches = function () { return "-"; };
});
// compare two elements interpreted as text
function compareText(a, b) {
return $.trim(a.textContent).toLowerCase() < $.trim(b.textContent).toLowerCase() ? -1 : 1;
}
// wrapper for $.fn.sorter (see above) for sorting tables
function sortTable(e, inverted) {
var sign = ( inverted ) ? ( -1 ) : ( 1 );
var myBar = $(e.currentTarget).closest('.sorter-bar'); // bar containing the clicked up/down arrow
var sortCriterion = myBar.data('sortCriterion'); // class name of (usually td) elements which define the order
var compareFunction = myBar.data('compareFunction'); // function to compare two element contents for ordering
var sortElement = myBar.data('sortElement'); // name of function which returns the movable element (default: 'thisParent')
var myTable = myBar.closest('table'); // table to sort
sortElement = ( 'undefined' === typeof sortElement ) ? ( function() {return this.parentNode;} ) : ( window[sortElement] ); // is this dirty?
$('.' + sortCriterion, myTable).sorter(
function(a, b) {
return sign*window[compareFunction](a, b); // again dirty?
},
sortElement
);
$('.sorter-button', myTable).removeClass('btn-primary active');
$(e.currentTarget).addClass('btn-primary active');
}
// retrigger last sort function for elements in a context (e.g. after DOM update)
function updateSort(context) {
$('.sorter-bar button.active.btn-primary', context).trigger('click');
}
// gives the row an yellow background
function highlightRow(checkbox) {
var row = checkbox.closest('tr');
if (checkbox.is(':checked')) {
row.addClass('selected');
} else {
row.removeClass('selected');
}
}
// Use with auto_complete to set a unique id,
// e.g. when the user selects a (may not unique) name
// There must be a hidden field with the id 'hidden_field'
function setHiddenId(text, li) {
$('hidden_id').value = li.id;
}