// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* AJAX helper for the tag management page.
*
* @module core/tag
* @copyright 2015 Marina Glancy
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @since 3.0
*/
define([
'jquery',
'core/ajax',
'core/templates',
'core/notification',
'core/str',
'core/modal_factory',
'core/modal_events',
'core/pending',
], function(
$,
ajax,
templates,
notification,
str,
ModalFactory,
ModalEvents,
Pending
) {
return /** @alias module:core/tag */ {
/**
* Initialises tag index page.
*
* @method initTagindexPage
*/
initTagindexPage: function() {
// Click handler for changing tag type.
$('body').delegate('.tagarea[data-ta] a[data-quickload=1]', 'click', function(e) {
var pendingPromise = new Pending('core/tag:initTagindexPage');
e.preventDefault();
var target = $(this);
var query = target[0].search.replace(/^\?/, '');
var tagarea = target.closest('.tagarea[data-ta]');
var args = query.split('&').reduce(function(s, c) {
var t = c.split('=');
s[t[0]] = decodeURIComponent(t[1]);
return s;
}, {});
ajax.call([{
methodname: 'core_tag_get_tagindex',
args: {tagindex: args}
}])[0]
.then(function(data) {
return templates.render('core_tag/index', data);
})
.then(function(html, js) {
templates.replaceNode(tagarea, html, js);
return;
})
.always(pendingPromise.resolve)
.catch(notification.exception);
});
},
/**
* Initialises tag management page.
*
* @method initManagePage
*/
initManagePage: function() {
// Set cell 'time modified' to 'now' when any of the element is updated in this row.
$('body').on('updated', '[data-inplaceeditable]', function(e) {
var pendingPromise = new Pending('core/tag:initManagePage');
str.get_strings([
{
key: 'selecttag',
component: 'core_tag',
},
{
key: 'now',
component: 'core',
},
])
.then(function(result) {
$('label[for="tagselect' + e.ajaxreturn.itemid + '"]').html(result[0]);
$(e.target).closest('tr').find('td.col-timemodified').html(result[1]);
return;
})
.always(pendingPromise.resolve)
.catch(notification.exception);
if (e.ajaxreturn.itemtype === 'tagflag') {
var row = $(e.target).closest('tr');
if (e.ajaxreturn.value === '0') {
row.removeClass('table-warning');
} else {
row.addClass('table-warning');
}
}
});
// Confirmation for single tag delete link.
$('.tag-management-table').delegate('a.tagdelete', 'click', function(e) {
var pendingPromise = new Pending('core/tag:tagdelete');
e.preventDefault();
var href = $(this).attr('href');
str.get_strings([
{key: 'delete', component: 'core'},
{key: 'confirmdeletetag', component: 'tag'},
{key: 'yes', component: 'core'},
{key: 'no', component: 'core'},
])
.then(function(s) {
return notification.confirm(s[0], s[1], s[2], s[3], function() {
window.location.href = href;
});
})
.always(pendingPromise.resolve)
.catch(notification.exception);
});
// Confirmation for bulk tag delete button.
$("#tag-management-delete").click(function(e) {
var form = $(this).closest('form').get(0);
var cnt = $(form).find("input[data-togglegroup='tags-manage'][data-toggle='slave']:checked").length;
if (!cnt) {
return;
}
var pendingPromise = new Pending('core/tag:tag-management-delete');
var tempElement = $("<input type='hidden'/>").attr('name', this.name);
e.preventDefault();
str.get_strings([
{key: 'delete', component: 'core'},
{key: 'confirmdeletetags', component: 'tag'},
{key: 'yes', component: 'core'},
{key: 'no', component: 'core'},
])
.then(function(s) {
return notification.confirm(s[0], s[1], s[2], s[3], function() {
tempElement.appendTo(form);
form.submit();
});
})
.always(pendingPromise.resolve)
.catch(notification.exception);
});
// Confirmation for bulk tag combine button.
$("#tag-management-combine").click(function(e) {
var pendingPromise = new Pending('core/tag:tag-management-combine');
e.preventDefault();
var form = $(this).closest('form').get(0);
var tags = $(form).find("input[data-togglegroup='tags-manage'][data-toggle='slave']:checked");
if (tags.length <= 1) {
str.get_strings([
{key: 'combineselected', component: 'tag'},
{key: 'selectmultipletags', component: 'tag'},
{key: 'ok'},
])
.then(function(s) {
return notification.alert(s[0], s[1], s[2]);
})
.always(pendingPromise.resolve)
.catch(notification.exception);
return;
}
var tempElement = $("<input type='hidden'/>").attr('name', this.name);
var saveButtonText = '';
var tagOptions = [];
tags.each(function() {
var tagid = $(this).val(),
tagname = $('.inplaceeditable[data-itemtype=tagname][data-itemid=' + tagid + ']').attr('data-value');
tagOptions.push({
id: tagid,
name: tagname
});
});
str.get_strings([
{key: 'combineselected', component: 'tag'},
{key: 'continue', component: 'core'}
])
.then(function(langStrings) {
var modalTitle = langStrings[0];
saveButtonText = langStrings[1];
var templateContext = {
tags: tagOptions
};
return ModalFactory.create({
title: modalTitle,
body: templates.render('core_tag/combine_tags', templateContext),
type: ModalFactory.types.SAVE_CANCEL
});
})
.then(function(modal) {
modal.setSaveButtonText(saveButtonText);
return modal;
})
.then(function(modal) {
// Handle save event.
modal.getRoot().on(ModalEvents.save, function(e) {
e.preventDefault();
// Append this temp element in the form in the tags list, not the form in the modal. Confusing, right?!?
tempElement.appendTo(form);
// Get the selected tag from the modal.
var maintag = $('input[name=maintag]:checked', '#combinetags_form').val();
// Append this in the tags list form.
$("<input type='hidden'/>").attr('name', 'maintag').attr('value', maintag).appendTo(form);
// Submit the tags list form.
form.submit();
});
// Handle hidden event.
modal.getRoot().on(ModalEvents.hidden, function() {
// Destroy when hidden.
modal.destroy();
});
modal.show();
// Tick the first option.
$('#combinetags_form input[type=radio]').first().focus().prop('checked', true);
return;
})
.always(pendingPromise.resolve)
.catch(notification.exception);
});
// When user changes tag name to some name that already exists suggest to combine the tags.
$('body').on('updatefailed', '[data-inplaceeditable][data-itemtype=tagname]', function(e) {
var exception = e.exception; // The exception object returned by the callback.
var newvalue = e.newvalue; // The value that user tried to udpated the element to.
var tagid = $(e.target).attr('data-itemid');
if (exception.errorcode === 'namesalreadybeeingused') {
var pendingPromise = new Pending('core/tag:updatefailed');
e.preventDefault(); // This will prevent default error dialogue.
str.get_strings([
{key: 'confirm', component: 'core'},
{key: 'nameuseddocombine', component: 'tag'},
{key: 'yes', component: 'core'},
{key: 'cancel', component: 'core'},
])
.then(function(s) {
return notification.confirm(s[0], s[1], s[2], s[3], function() {
window.location.href = window.location.href + "&newname=" + encodeURIComponent(newvalue) +
"&tagid=" + encodeURIComponent(tagid) +
'&action=renamecombine&sesskey=' + M.cfg.sesskey;
});
})
.always(pendingPromise.resolve)
.catch(notification.exception);
}
});
// Form for adding standard tags.
$('body').on('click', 'a[data-action=addstandardtag]', function(e) {
var pendingPromise = new Pending('core/tag:addstandardtag');
e.preventDefault();
return ModalFactory.create({
title: str.get_string('addotags', 'tag'),
body: templates.render('core_tag/add_tags', {
actionurl: window.location.href,
sesskey: M.cfg.sesskey
}),
type: ModalFactory.types.SAVE_CANCEL
})
.then(function(modal) {
modal.setSaveButtonText(str.get_string('continue', 'core'));
// Handle save event.
modal.getRoot().on(ModalEvents.save, function(e) {
var tagsInput = $(e.currentTarget).find('#id_tagslist');
var name = tagsInput.val().trim();
// Set the text field's value to the trimmed value.
tagsInput.val(name);
// Add submit event listener to the form.
var tagsForm = $('#addtags_form');
tagsForm.on('submit', function(e) {
// Validate the form.
var form = $('#addtags_form');
if (form[0].checkValidity() === false) {
e.preventDefault();
e.stopPropagation();
}
form.addClass('was-validated');
// BS2 compatibility.
$('[data-region="tagslistinput"]').addClass('error');
var errorMessage = $('#id_tagslist_error_message');
errorMessage.removeAttr('hidden');
errorMessage.addClass('help-block');
});
// Try to submit the form.
tagsForm.submit();
return false;
});
// Handle hidden event.
modal.getRoot().on(ModalEvents.hidden, function() {
// Destroy when hidden.
modal.destroy();
});
modal.show();
return;
})
.always(pendingPromise.resolve)
.catch(notification.exception);
});
},
/**
* Initialises tag collection management page.
*
* @method initManageCollectionsPage
*/
initManageCollectionsPage: function() {
$('body').on('updated', '[data-inplaceeditable]', function(e) {
var pendingPromise = new Pending('core/tag:initManageCollectionsPage-updated');
var ajaxreturn = e.ajaxreturn,
areaid, collid, isenabled;
if (ajaxreturn.component === 'core_tag' && ajaxreturn.itemtype === 'tagareaenable') {
areaid = $(this).attr('data-itemid');
$(".tag-collections-table ul[data-collectionid] li[data-areaid=" + areaid + "]").hide();
isenabled = ajaxreturn.value;
if (isenabled === '1') {
$(this).closest('tr').removeClass('dimmed_text');
collid = $(this).closest('tr').find('[data-itemtype="tagareacollection"]').attr("data-value");
$(".tag-collections-table ul[data-collectionid=" + collid + "] li[data-areaid=" + areaid + "]").show();
} else {
$(this).closest('tr').addClass('dimmed_text');
}
}
if (ajaxreturn.component === 'core_tag' && ajaxreturn.itemtype === 'tagareacollection') {
areaid = $(this).attr('data-itemid');
$(".tag-collections-table ul[data-collectionid] li[data-areaid=" + areaid + "]").hide();
collid = $(this).attr('data-value');
isenabled = $(this).closest('tr').find('[data-itemtype="tagareaenable"]').attr("data-value");
if (isenabled === "1") {
$(".tag-collections-table ul[data-collectionid=" + collid + "] li[data-areaid=" + areaid + "]").show();
}
}
pendingPromise.resolve();
});
$('body').on('click', '.addtagcoll > a', function(e) {
var pendingPromise = new Pending('core/tag:initManageCollectionsPage-addtagcoll');
e.preventDefault();
var keys = [
{
key: 'addtagcoll',
component: 'tag'
},
{
key: 'create',
component: 'core'
}
];
var href = $(this).attr('data-url');
var saveButtonText = '';
str.get_strings(keys)
.then(function(langStrings) {
var modalTitle = langStrings[0];
saveButtonText = langStrings[1];
var templateContext = {
actionurl: href,
sesskey: M.cfg.sesskey
};
return ModalFactory.create({
title: modalTitle,
body: templates.render('core_tag/add_tag_collection', templateContext),
type: ModalFactory.types.SAVE_CANCEL
});
})
.then(function(modal) {
modal.setSaveButtonText(saveButtonText);
// Handle save event.
modal.getRoot().on(ModalEvents.save, function(e) {
var collectionInput = $(e.currentTarget).find('#addtagcoll_name');
var name = collectionInput.val().trim();
// Set the text field's value to the trimmed value.
collectionInput.val(name);
// Add submit event listener to the form.
var form = $('#addtagcoll_form');
form.on('submit', function(e) {
// Validate the form.
if (form[0].checkValidity() === false) {
e.preventDefault();
e.stopPropagation();
}
form.addClass('was-validated');
// BS2 compatibility.
$('[data-region="addtagcoll_nameinput"]').addClass('error');
var errorMessage = $('#id_addtagcoll_name_error_message');
errorMessage.removeAttr('hidden');
errorMessage.addClass('help-block');
});
// Try to submit the form.
form.submit();
return false;
});
// Handle hidden event.
modal.getRoot().on(ModalEvents.hidden, function() {
// Destroy when hidden.
modal.destroy();
});
modal.show();
return modal;
})
.always(pendingPromise.resolve)
.catch(notification.exception);
});
$('body').on('click', '.tag-collections-table .action_delete', function(e) {
var pendingPromise = new Pending('core/tag:initManageCollectionsPage-action_delete');
e.preventDefault();
var href = $(this).attr('data-url') + '&sesskey=' + M.cfg.sesskey;
str.get_strings([
{key: 'delete'},
{key: 'suredeletecoll', component: 'tag', param: $(this).attr('data-collname')},
{key: 'yes'},
{key: 'no'},
])
.then(function(s) {
return notification.confirm(s[0], s[1], s[2], s[3], function() {
window.location.href = href;
});
})
.always(pendingPromise.resolve)
.catch(notification.exception);
});
}
};
});