WordPress/wp-admin/js/dashboard.js

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/* global pagenow, ajaxurl, postboxes, wpActiveEditor:true */
var ajaxWidgets, ajaxPopulateWidgets, quickPressLoad;
window.wp = window.wp || {};
jQuery(document).ready( function($) {
var welcomePanel = $( '#welcome-panel' ),
welcomePanelHide = $('#wp_welcome_panel-hide'),
updateWelcomePanel;
updateWelcomePanel = function( visible ) {
$.post( ajaxurl, {
action: 'update-welcome-panel',
visible: visible,
welcomepanelnonce: $( '#welcomepanelnonce' ).val()
});
};
if ( welcomePanel.hasClass('hidden') && welcomePanelHide.prop('checked') ) {
welcomePanel.removeClass('hidden');
}
$('.welcome-panel-close, .welcome-panel-dismiss a', welcomePanel).click( function(e) {
e.preventDefault();
welcomePanel.addClass('hidden');
updateWelcomePanel( 0 );
$('#wp_welcome_panel-hide').prop('checked', false);
});
welcomePanelHide.click( function() {
welcomePanel.toggleClass('hidden', ! this.checked );
updateWelcomePanel( this.checked ? 1 : 0 );
});
// These widgets are sometimes populated via ajax
ajaxWidgets = ['dashboard_primary'];
ajaxPopulateWidgets = function(el) {
function show(i, id) {
var p, e = $('#' + id + ' div.inside:visible').find('.widget-loading');
if ( e.length ) {
p = e.parent();
setTimeout( function(){
p.load( ajaxurl + '?action=dashboard-widgets&widget=' + id + '&pagenow=' + pagenow, '', function() {
p.hide().slideDown('normal', function(){
$(this).css('display', '');
});
});
}, i * 500 );
}
}
if ( el ) {
el = el.toString();
if ( $.inArray(el, ajaxWidgets) !== -1 ) {
show(0, el);
}
} else {
$.each( ajaxWidgets, show );
}
};
ajaxPopulateWidgets();
postboxes.add_postbox_toggles(pagenow, { pbshow: ajaxPopulateWidgets } );
/* QuickPress */
quickPressLoad = function() {
var act = $('#quickpost-action'), t;
$( '#quick-press .submit input[type="submit"], #quick-press .submit input[type="reset"]' ).prop( 'disabled' , false );
t = $('#quick-press').submit( function( e ) {
e.preventDefault();
$('#dashboard_quick_press #publishing-action .spinner').show();
$('#quick-press .submit input[type="submit"], #quick-press .submit input[type="reset"]').prop('disabled', true);
$.post( t.attr( 'action' ), t.serializeArray(), function( data ) {
// Replace the form, and prepend the published post.
$('#dashboard_quick_press .inside').html( data );
$('#quick-press').removeClass('initial-form');
quickPressLoad();
highlightLatestPost();
$('#title').focus();
});
function highlightLatestPost () {
var latestPost = $('.drafts ul li').first();
latestPost.css('background', '#fffbe5');
setTimeout(function () {
latestPost.css('background', 'none');
}, 1000);
}
} );
$('#publish').click( function() { act.val( 'post-quickpress-publish' ); } );
$('#title, #tags-input, #content').each( function() {
var input = $(this), prompt = $('#' + this.id + '-prompt-text');
if ( '' === this.value ) {
prompt.removeClass('screen-reader-text');
}
prompt.click( function() {
$(this).addClass('screen-reader-text');
input.focus();
});
input.blur( function() {
if ( '' === this.value ) {
prompt.removeClass('screen-reader-text');
}
});
input.focus( function() {
prompt.addClass('screen-reader-text');
});
});
$('#quick-press').on( 'click focusin', function() {
wpActiveEditor = 'content';
});
autoResizeTextarea();
};
quickPressLoad();
$( '.meta-box-sortables' ).sortable( 'option', 'containment', '#wpwrap' );
function autoResizeTextarea() {
if ( document.documentMode && document.documentMode < 9 ) {
return;
}
// Add a hidden div. We'll copy over the text from the textarea to measure its height.
$('body').append( '<div class="quick-draft-textarea-clone" style="display: none;"></div>' );
var clone = $('.quick-draft-textarea-clone'),
editor = $('#content'),
editorHeight = editor.height(),
// 100px roughly accounts for browser chrome and allows the
// save draft button to show on-screen at the same time.
editorMaxHeight = $(window).height() - 100;
// Match up textarea and clone div as much as possible.
// Padding cannot be reliably retrieved using shorthand in all browsers.
clone.css({
'font-family': editor.css('font-family'),
'font-size': editor.css('font-size'),
'line-height': editor.css('line-height'),
'padding-bottom': editor.css('paddingBottom'),
'padding-left': editor.css('paddingLeft'),
'padding-right': editor.css('paddingRight'),
'padding-top': editor.css('paddingTop'),
'white-space': 'pre-wrap',
'word-wrap': 'break-word',
'display': 'none'
});
// propertychange is for IE < 9
editor.on('focus input propertychange', function() {
var $this = $(this),
// &nbsp; is to ensure that the height of a final trailing newline is included.
textareaContent = $this.val() + '&nbsp;',
// 2px is for border-top & border-bottom
cloneHeight = clone.css('width', $this.css('width')).text(textareaContent).outerHeight() + 2;
// Default to having scrollbars
editor.css('overflow-y', 'auto');
// Only change the height if it has indeed changed and both heights are below the max.
if ( cloneHeight === editorHeight || ( cloneHeight >= editorMaxHeight && editorHeight >= editorMaxHeight ) ) {
return;
}
// Don't allow editor to exceed height of window.
// This is also bound in CSS to a max-height of 1300px to be extra safe.
if ( cloneHeight > editorMaxHeight ) {
editorHeight = editorMaxHeight;
} else {
editorHeight = cloneHeight;
}
// No scrollbars as we change height, not for IE < 9
editor.css('overflow', 'hidden');
$this.css('height', editorHeight + 'px');
});
}
} );
jQuery( function( $ ) {
'use strict';
var communityEventsData = window.communityEventsData || {},
app;
app = window.wp.communityEvents = {
initialized: false,
model: null,
/**
* Initializes the wp.communityEvents object.
*
* @since 4.8.0
*/
init: function() {
if ( app.initialized ) {
return;
}
var $container = $( '#community-events' );
/*
* When JavaScript is disabled, the errors container is shown, so
* that "This widget requires JavaScript" message can be seen.
*
* When JS is enabled, the container is hidden at first, and then
* revealed during the template rendering, if there actually are
* errors to show.
*
* The display indicator switches from `hide-if-js` to `aria-hidden`
* here in order to maintain consistency with all the other fields
* that key off of `aria-hidden` to determine their visibility.
* `aria-hidden` can't be used initially, because there would be no
* way to set it to false when JavaScript is disabled, which would
* prevent people from seeing the "This widget requires JavaScript"
* message.
*/
$( '.community-events-errors' )
.attr( 'aria-hidden', 'true' )
.removeClass( 'hide-if-js' );
$container.on( 'click', '.community-events-toggle-location, .community-events-cancel', app.toggleLocationForm );
$container.on( 'submit', '.community-events-form', function( event ) {
var location = $.trim( $( '#community-events-location' ).val() );
event.preventDefault();
/*
* Don't trigger a search if the search field is empty or the
* search term was made of only spaces before being trimmed.
*/
if ( ! location ) {
return;
}
app.getEvents({
location: location
});
});
if ( communityEventsData && communityEventsData.cache && communityEventsData.cache.location && communityEventsData.cache.events ) {
app.renderEventsTemplate( communityEventsData.cache, 'app' );
} else {
app.getEvents();
}
app.initialized = true;
},
/**
* Toggles the visibility of the Edit Location form.
*
* @since 4.8.0
*
* @param {event|string} action 'show' or 'hide' to specify a state;
* or an event object to flip between states.
*/
toggleLocationForm: function( action ) {
var $toggleButton = $( '.community-events-toggle-location' ),
$cancelButton = $( '.community-events-cancel' ),
$form = $( '.community-events-form' ),
$target = $();
if ( 'object' === typeof action ) {
// The action is the event object: get the clicked element.
$target = $( action.target );
/*
* Strict comparison doesn't work in this case because sometimes
* we explicitly pass a string as value of aria-expanded and
* sometimes a boolean as the result of an evaluation.
*/
action = 'true' == $toggleButton.attr( 'aria-expanded' ) ? 'hide' : 'show';
}
if ( 'hide' === action ) {
$toggleButton.attr( 'aria-expanded', 'false' );
$cancelButton.attr( 'aria-expanded', 'false' );
$form.attr( 'aria-hidden', 'true' );
/*
* If the Cancel button has been clicked, bring the focus back
* to the toggle button so users relying on screen readers don't
* lose their place.
*/
if ( $target.hasClass( 'community-events-cancel' ) ) {
$toggleButton.focus();
}
} else {
$toggleButton.attr( 'aria-expanded', 'true' );
$cancelButton.attr( 'aria-expanded', 'true' );
$form.attr( 'aria-hidden', 'false' );
}
},
/**
* Sends REST API requests to fetch events for the widget.
*
* @since 4.8.0
*
* @param {object} requestParams
*/
getEvents: function( requestParams ) {
var initiatedBy,
app = this,
$spinner = $( '.community-events-form' ).children( '.spinner' );
requestParams = requestParams || {};
requestParams._wpnonce = communityEventsData.nonce;
requestParams.timezone = window.Intl ? window.Intl.DateTimeFormat().resolvedOptions().timeZone : '';
initiatedBy = requestParams.location ? 'user' : 'app';
$spinner.addClass( 'is-active' );
wp.ajax.post( 'get-community-events', requestParams )
.always( function() {
$spinner.removeClass( 'is-active' );
})
.done( function( response ) {
if ( 'no_location_available' === response.error ) {
if ( requestParams.location ) {
response.unknownCity = requestParams.location;
} else {
/*
* No location was passed, which means that this was an automatic query
* based on IP, locale, and timezone. Since the user didn't initiate it,
* it should fail silently. Otherwise, the error could confuse and/or
* annoy them.
*/
delete response.error;
}
}
app.renderEventsTemplate( response, initiatedBy );
})
.fail( function() {
app.renderEventsTemplate({
'location' : false,
'error' : true
}, initiatedBy );
});
},
/**
* Renders the template for the Events section of the Events & News widget.
*
* @since 4.8.0
*
* @param {Object} templateParams The various parameters that will get passed to wp.template.
* @param {string} initiatedBy 'user' to indicate that this was triggered manually by the user;
* 'app' to indicate it was triggered automatically by the app itself.
*/
renderEventsTemplate: function( templateParams, initiatedBy ) {
var template,
elementVisibility,
l10nPlaceholder = /%(?:\d\$)?s/g, // Match `%s`, `%1$s`, `%2$s`, etc.
$toggleButton = $( '.community-events-toggle-location' ),
$locationMessage = $( '#community-events-location-message' ),
$results = $( '.community-events-results' );
/*
* Hide all toggleable elements by default, to keep the logic simple.
* Otherwise, each block below would have to turn hide everything that
* could have been shown at an earlier point.
*
* The exception to that is that the .community-events container is hidden
* when the page is first loaded, because the content isn't ready yet,
* but once we've reached this point, it should always be shown.
*/
elementVisibility = {
'.community-events' : true,
'.community-events-loading' : false,
'.community-events-errors' : false,
'.community-events-error-occurred' : false,
'.community-events-could-not-locate' : false,
'#community-events-location-message' : false,
'.community-events-toggle-location' : false,
'.community-events-results' : false
};
/*
* Determine which templates should be rendered and which elements
* should be displayed.
*/
if ( templateParams.location.ip ) {
/*
* If the API determined the location by geolocating an IP, it will
* provide events, but not a specific location.
*/
$locationMessage.text( communityEventsData.l10n.attend_event_near_generic );
if ( templateParams.events.length ) {
template = wp.template( 'community-events-event-list' );
$results.html( template( templateParams ) );
} else {
template = wp.template( 'community-events-no-upcoming-events' );
$results.html( template( templateParams ) );
}
elementVisibility['#community-events-location-message'] = true;
elementVisibility['.community-events-toggle-location'] = true;
elementVisibility['.community-events-results'] = true;
} else if ( templateParams.location.description ) {
template = wp.template( 'community-events-attend-event-near' );
$locationMessage.html( template( templateParams ) );
if ( templateParams.events.length ) {
template = wp.template( 'community-events-event-list' );
$results.html( template( templateParams ) );
} else {
template = wp.template( 'community-events-no-upcoming-events' );
$results.html( template( templateParams ) );
}
wp.a11y.speak( communityEventsData.l10n.city_updated.replace( l10nPlaceholder, templateParams.location.description ), 'assertive' );
elementVisibility['#community-events-location-message'] = true;
elementVisibility['.community-events-toggle-location'] = true;
elementVisibility['.community-events-results'] = true;
} else if ( templateParams.unknownCity ) {
template = wp.template( 'community-events-could-not-locate' );
$( '.community-events-could-not-locate' ).html( template( templateParams ) );
wp.a11y.speak( communityEventsData.l10n.could_not_locate_city.replace( l10nPlaceholder, templateParams.unknownCity ) );
elementVisibility['.community-events-errors'] = true;
elementVisibility['.community-events-could-not-locate'] = true;
} else if ( templateParams.error && 'user' === initiatedBy ) {
/*
* Errors messages are only shown for requests that were initiated
* by the user, not for ones that were initiated by the app itself.
* Showing error messages for an event that user isn't aware of
* could be confusing or unnecessarily distracting.
*/
wp.a11y.speak( communityEventsData.l10n.error_occurred_please_try_again );
elementVisibility['.community-events-errors'] = true;
elementVisibility['.community-events-error-occurred'] = true;
} else {
$locationMessage.text( communityEventsData.l10n.enter_closest_city );
elementVisibility['#community-events-location-message'] = true;
elementVisibility['.community-events-toggle-location'] = true;
}
// Set the visibility of toggleable elements.
_.each( elementVisibility, function( isVisible, element ) {
$( element ).attr( 'aria-hidden', ! isVisible );
});
$toggleButton.attr( 'aria-expanded', elementVisibility['.community-events-toggle-location'] );
if ( templateParams.location && ( templateParams.location.ip || templateParams.location.latitude ) ) {
// Hide the form when there's a valid location.
app.toggleLocationForm( 'hide' );
if ( 'user' === initiatedBy ) {
/*
* When the form is programmatically hidden after a user search,
* bring the focus back to the toggle button so users relying
* on screen readers don't lose their place.
*/
$toggleButton.focus();
}
} else {
app.toggleLocationForm( 'show' );
}
}
};
if ( $( '#dashboard_primary' ).is( ':visible' ) ) {
app.init();
} else {
$( document ).on( 'postbox-toggled', function( event, postbox ) {
var $postbox = $( postbox );
if ( 'dashboard_primary' === $postbox.attr( 'id' ) && $postbox.is( ':visible' ) ) {
app.init();
}
});
}
});