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N°5890 - Use leave handler in backoffice forms to better handle leave confirmation message with multiple forms in a single page

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Molkobain
2023-05-04 22:13:52 +02:00
parent bb46875679
commit 8dc7d68b8c
4 changed files with 91 additions and 19 deletions
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58
application/cmdbabstract.class.inc.php
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@@ -2694,8 +2694,7 @@ HTML;
$sEventList = implode(' ', $aEventsList);
$oPage->add_ready_script(<<<JS
$('#$sFieldToValidateId')
.on('$sEventList',
function(evt, sFormId) {
.on('$sEventList', function(oEvent, sFormId) {
// Bind to a custom event: validate
return ValidateField('$sFieldToValidateId', '$sPattern', $bMandatory, sFormId, $sNullValue, $sOriginalValue);
}
@@ -2949,19 +2948,52 @@ JS
}
}
// Prepare blocker protection to avoid loosing data
$sBlockerId = uniqid($sClass.':'.$iKey.':', true);
$sConfirmationMessage = addslashes(Dict::S('UI:NavigateAwayConfirmationMessage'));
$sJSToken = json_encode($sOwnershipToken);
$oPage->add_ready_script(
<<<EOF
$(window).on('unload',function() { return OnUnload('$iTransactionId', '$sClass', $iKey, $sJSToken) } );
window.onbeforeunload = function() {
if (!window.bInSubmit && !window.bInCancel)
{
return '$sConfirmationMessage';
}
// return nothing ! safer for IE
};
EOF
$oPage->add_ready_script(<<<JS
// Try to release concurrent lock when leaving the page
$(window).on('unload',function() { return OnUnload('$iTransactionId', '$sClass', $iKey, $sJSToken) } );
// Leave handler for the current form (check if in a modal or not)
// Note: We use a self-invoking function to avoid making unique vars. names to avoid collision (this can be called multiple time if modal forms are displayed)
(function () {
const sBlockerId = '{$sBlockerId}';
// Register blocker for the whole form even though it has not been touched yet.
// Note: This is a known limitation of the backoffice forms, which will be handled during the whole form SDK refactoring (hopefully summer '23).
// For now we have no way of knowing if a field (**of any type**) has been touched, so we consider the whole form has dirty no matter what
// - On page leave
$('body').trigger('register_blocker.itop', {
'sBlockerId': sBlockerId,
'sTargetElemSelector': 'document',
'oTargetElemSelector': document,
'sEventName': 'beforeunload'
});
// - On modal close if we are in one
const oModalElem = $('#{$oForm->GetId()}').closest('[data-role="ibo-modal"]');
if (oModalElem.length !== 0) {
$('body').trigger('register_blocker.itop', {
'sBlockerId': sBlockerId,
'sTargetElemSelector': '#' + oModalElem.attr('id'),
'oTargetElemSelector': '#' + oModalElem.attr('id'),
'sEventName': 'dialogbeforeclose'
});
}
// Unregister blockers if any action button has been clicked (cancel, submit, transition, custom operation)
// Important 1: The listener MUST be on the buttons directly (instead of on the toolbar with a filter on listener) as we need this to be call as early as possible, we can't wait for the event to bubble.
// Otherwise the buttons action listener will be triggered first.
// Important 2: This must be declared BEFORE the cancel button callback in order to be triggered first as well
$('#{$oToolbarButtons->GetId()}').find('button, a').on('click', function () {
$('body').trigger('unregister_blocker.itop', {
'sBlockerId': sBlockerId
});
});
})();
JS
);
if (isset($aExtraParams['nbBulkObj'])) {

32
js/leave_handler.js
View File

@@ -21,16 +21,27 @@ $(function()
// default options
options:
{
/** {String} Message to show in the confirmation dialog if supported by the browser */
'message': 'Do you really want to loose your changes?',
/** {Object} @see this.events */
'extra_events': {},
},
//[event]
/**
* {Object} Object representing the DOM elements on which specific events can have a blocker registered on.
* Will be merged with {@see this.options.extra_events} from the widget instantiator
*/
events: {
'window': ['beforeunload'],
'body': [],
'element': []
},
// {id : {target : 'event1', target : 'event2'}}
/**
* {Object} Object representing for each blocker their DOM target and events
* {
* id1: {target1 : 'event1', target1 : 'event2'},
* id2: {target1 : 'event3', target2 : 'event1'}
* }
*/
registered_blockers: {},
// the constructor
@@ -85,6 +96,13 @@ $(function()
this._super();
},
/**
* @param sBlockerId {String} {@see this.registered_blockers}
* @param sTargetElemSelector {String} JS string selector of the target element (eg. `'#some-element'` for a regular element,`'document'` for the document)
* @param oTargetElemSelector {String|Object} JS string selector or JS DOM object representing the target element (eg. `'#some-element'` for a regular element, `document` for the document -mind the absence of quotes)
* @param sEventName {String}
* @private
*/
_onRegisterBlocker: function(sBlockerId, sTargetElemSelector, oTargetElemSelector, sEventName)
{
let aRegisteredBlock = {};
@@ -95,10 +113,20 @@ $(function()
);
this.registered_blockers[sBlockerId] = aRegisteredBlock;
},
/**
* @param sBlockerId {String} {@see this.registered_blockers}
* @private
*/
_onUnregisterBlocker: function(sBlockerId)
{
delete this.registered_blockers[sBlockerId];
},
/**
*
* @param oEvent {Object} jQuery object representing the event triggering the leave attempt
* @returns {boolean}
* @private
*/
_onLeaveHandler: function(oEvent)
{
const me = this;

8
js/pages/backoffice/on-ready.js
View File

@@ -79,4 +79,12 @@ $(document).ready(function () {
let oDialogElem = $(this).dialog('instance').uiDialog;
oDialogElem.next('.ui-widget-overlay').css('z-index', oDialogElem.css('z-index') - 1);
} );
// Initialize leave handler when a form with touched fields is about to be closed
$('body').leave_handler({
'message': Dict.S('UI:NavigateAwayConfirmationMessage'),
'extra_events': {
'body': ['dialogbeforeclose'] // jQueryUI dialog
}
});
});

12
sources/Application/WebPage/iTopWebPage.php
View File

@@ -154,6 +154,9 @@ class iTopWebPage extends NiceWebPage implements iTabbedPage
{
parent::InitializeLinkedScripts();
// Used by forms
$this->add_linked_script(utils::GetAbsoluteUrlAppRoot().'js/leave_handler.js');
// Used by external keys, DM viewer
$this->add_linked_script(utils::GetAbsoluteUrlAppRoot().'js/jquery.treeview.min.js');
@@ -161,10 +164,6 @@ class iTopWebPage extends NiceWebPage implements iTabbedPage
$this->add_linked_script(utils::GetAbsoluteUrlAppRoot().'js/jquery-ui-timepicker-addon.min.js');
$this->add_linked_script(utils::GetAbsoluteUrlAppRoot().'js/jquery-ui-timepicker-addon-i18n.min.js');
// Tooltips
$this->add_linked_script(utils::GetAbsoluteUrlAppRoot().'node_modules/@popperjs/core/dist/umd/popper.min.js');
$this->add_linked_script(utils::GetAbsoluteUrlAppRoot().'node_modules/tippy.js/dist/tippy-bundle.umd.min.js');
// Used by external keys and other drop down lists
$this->add_linked_script(utils::GetAbsoluteUrlAppRoot().'js/selectize.min.js');
$this->add_linked_script(utils::GetAbsoluteUrlAppRoot().'node_modules/selectize-plugin-a11y/selectize-plugin-a11y.js');
@@ -179,6 +178,10 @@ class iTopWebPage extends NiceWebPage implements iTabbedPage
// Used by the newsroom
$this->add_linked_script(utils::GetAbsoluteUrlAppRoot().'js/showdown.min.js');
// Tooltips
$this->add_linked_script(utils::GetAbsoluteUrlAppRoot().'node_modules/@popperjs/core/dist/umd/popper.min.js');
$this->add_linked_script(utils::GetAbsoluteUrlAppRoot().'node_modules/tippy.js/dist/tippy-bundle.umd.min.js');
// Keyboard shortcuts
$this->add_linked_script(utils::GetAbsoluteUrlAppRoot().'js/mousetrap/mousetrap.min.js');
$this->add_linked_script(utils::GetAbsoluteUrlAppRoot().'js/mousetrap/mousetrap-record.min.js');
@@ -211,6 +214,7 @@ class iTopWebPage extends NiceWebPage implements iTabbedPage
$this->add_dict_entries('Enum:Undefined');
$this->add_dict_entry('UI:Datatables:Language:Processing');
$this->add_dict_entries('UI:Newsroom');
$this->add_dict_entry('UI:NavigateAwayConfirmationMessage');
// User not logged in dialog
$this->add_dict_entry('UI:DisconnectedDlgTitle');