WordPress/wp-includes/js/autosave.js
Andrew Nacin 1acd8b556f New HiDPI spinner. Uses clean <span class="spinner"></span> markup.
Be on the lookout for weirdness.
props lessbloat. see #21456.



git-svn-id: http://core.svn.wordpress.org/trunk@22019 1a063a9b-81f0-0310-95a4-ce76da25c4cd
2012-09-26 19:57:44 +00:00

352 lines
10 KiB
JavaScript

var autosave, autosaveLast = '', autosavePeriodical, autosaveOldMessage = '', autosaveDelayPreview = false, notSaved = true, blockSave = false, fullscreen, autosaveLockRelease = true;
jQuery(document).ready( function($) {
autosaveLast = $('#post #title').val() + $('#post #content').val();
autosavePeriodical = $.schedule({time: autosaveL10n.autosaveInterval * 1000, func: function() { autosave(); }, repeat: true, protect: true});
//Disable autosave after the form has been submitted
$("#post").submit(function() {
$.cancel(autosavePeriodical);
autosaveLockRelease = false;
});
$('input[type="submit"], a.submitdelete', '#submitpost').click(function(){
blockSave = true;
window.onbeforeunload = null;
$(':button, :submit', '#submitpost').each(function(){
var t = $(this);
if ( t.hasClass('button-primary') )
t.addClass('button-primary-disabled');
else
t.addClass('button-disabled');
});
if ( $(this).attr('id') == 'publish' )
$('#major-publishing-actions .spinner').show();
else
$('#minor-publishing .spinner').show();
});
window.onbeforeunload = function(){
var mce = typeof(tinymce) != 'undefined' ? tinymce.activeEditor : false, title, content;
if ( mce && !mce.isHidden() ) {
if ( mce.isDirty() )
return autosaveL10n.saveAlert;
} else {
if ( fullscreen && fullscreen.settings.visible ) {
title = $('#wp-fullscreen-title').val();
content = $("#wp_mce_fullscreen").val();
} else {
title = $('#post #title').val();
content = $('#post #content').val();
}
if ( ( title || content ) && title + content != autosaveLast )
return autosaveL10n.saveAlert;
}
};
$(window).unload( function(e) {
if ( ! autosaveLockRelease )
return;
// unload fires (twice) on removing the Thickbox iframe. Make sure we process only the main document unload.
if ( e.target && e.target.nodeName != '#document' )
return;
$.ajax({
type: 'POST',
url: ajaxurl,
async: false,
data: {
action: 'wp-remove-post-lock',
_wpnonce: $('#_wpnonce').val(),
post_ID: $('#post_ID').val(),
active_post_lock: $('#active_post_lock').val()
}
});
} );
// preview
$('#post-preview').click(function(){
if ( $('#auto_draft').val() == '1' && notSaved ) {
autosaveDelayPreview = true;
autosave();
return false;
}
doPreview();
return false;
});
doPreview = function() {
$('input#wp-preview').val('dopreview');
$('form#post').attr('target', 'wp-preview').submit().attr('target', '');
/*
* Workaround for WebKit bug preventing a form submitting twice to the same action.
* https://bugs.webkit.org/show_bug.cgi?id=28633
*/
if ( $.browser.safari ) {
$('form#post').attr('action', function(index, value) {
return value + '?t=' + new Date().getTime();
});
}
$('input#wp-preview').val('');
}
// This code is meant to allow tabbing from Title to Post content.
$('#title').on('keydown.editor-focus', function(e) {
var ed;
if ( e.which != 9 )
return;
if ( !e.ctrlKey && !e.altKey && !e.shiftKey ) {
if ( typeof(tinymce) != 'undefined' )
ed = tinymce.get('content');
if ( ed && !ed.isHidden() ) {
$(this).one('keyup', function(e){
$('#content_tbl td.mceToolbar > a').focus();
});
} else {
$('#content').focus();
}
e.preventDefault();
}
});
// autosave new posts after a title is typed but not if Publish or Save Draft is clicked
if ( '1' == $('#auto_draft').val() ) {
$('#title').blur( function() {
if ( !this.value || $('#auto_draft').val() != '1' )
return;
delayed_autosave();
});
}
});
function autosave_parse_response(response) {
var res = wpAjax.parseAjaxResponse(response, 'autosave'), message = '', postID, sup;
if ( res && res.responses && res.responses.length ) {
message = res.responses[0].data; // The saved message or error.
// someone else is editing: disable autosave, set errors
if ( res.responses[0].supplemental ) {
sup = res.responses[0].supplemental;
if ( 'disable' == sup['disable_autosave'] ) {
autosave = function() {};
autosaveLockRelease = false;
res = { errors: true };
}
if ( sup['active-post-lock'] ) {
jQuery('#active_post_lock').val( sup['active-post-lock'] );
}
if ( sup['alert'] ) {
jQuery('#autosave-alert').remove();
jQuery('#titlediv').after('<div id="autosave-alert" class="error below-h2"><p>' + sup['alert'] + '</p></div>');
}
jQuery.each(sup, function(selector, value) {
if ( selector.match(/^replace-/) ) {
jQuery('#'+selector.replace('replace-', '')).val(value);
}
});
}
// if no errors: add slug UI
if ( !res.errors ) {
postID = parseInt( res.responses[0].id, 10 );
if ( !isNaN(postID) && postID > 0 ) {
autosave_update_slug(postID);
}
}
}
if ( message ) { // update autosave message
jQuery('.autosave-message').html(message);
} else if ( autosaveOldMessage && res ) {
jQuery('.autosave-message').html( autosaveOldMessage );
}
return res;
}
// called when autosaving pre-existing post
function autosave_saved(response) {
blockSave = false;
autosave_parse_response(response); // parse the ajax response
autosave_enable_buttons(); // re-enable disabled form buttons
}
// called when autosaving new post
function autosave_saved_new(response) {
blockSave = false;
var res = autosave_parse_response(response), postID;
if ( res && res.responses.length && !res.errors ) {
// An ID is sent only for real auto-saves, not for autosave=0 "keepalive" saves
postID = parseInt( res.responses[0].id, 10 );
if ( !isNaN(postID) && postID > 0 ) {
notSaved = false;
jQuery('#auto_draft').val('0'); // No longer an auto-draft
}
autosave_enable_buttons();
if ( autosaveDelayPreview ) {
autosaveDelayPreview = false;
doPreview();
}
} else {
autosave_enable_buttons(); // re-enable disabled form buttons
}
}
function autosave_update_slug(post_id) {
// create slug area only if not already there
if ( 'undefined' != makeSlugeditClickable && jQuery.isFunction(makeSlugeditClickable) && !jQuery('#edit-slug-box > *').size() ) {
jQuery.post( ajaxurl, {
action: 'sample-permalink',
post_id: post_id,
new_title: fullscreen && fullscreen.settings.visible ? jQuery('#wp-fullscreen-title').val() : jQuery('#title').val(),
samplepermalinknonce: jQuery('#samplepermalinknonce').val()
},
function(data) {
if ( data !== '-1' ) {
jQuery('#edit-slug-box').html(data);
makeSlugeditClickable();
}
}
);
}
}
function autosave_loading() {
jQuery('.autosave-message').html(autosaveL10n.savingText);
}
function autosave_enable_buttons() {
// delay that a bit to avoid some rare collisions while the DOM is being updated.
setTimeout(function(){
jQuery(':button, :submit', '#submitpost').removeAttr('disabled');
jQuery('.spinner').hide();
}, 500);
}
function autosave_disable_buttons() {
jQuery(':button, :submit', '#submitpost').prop('disabled', true);
// Re-enable 5 sec later. Just gives autosave a head start to avoid collisions.
setTimeout(autosave_enable_buttons, 5000);
}
function delayed_autosave() {
setTimeout(function(){
if ( blockSave )
return;
autosave();
}, 200);
}
autosave = function() {
// (bool) is rich editor enabled and active
blockSave = true;
var rich = (typeof tinymce != "undefined") && tinymce.activeEditor && !tinymce.activeEditor.isHidden(),
post_data, doAutoSave, ed, origStatus, successCallback;
autosave_disable_buttons();
post_data = {
action: "autosave",
post_ID: jQuery("#post_ID").val() || 0,
autosavenonce: jQuery('#autosavenonce').val(),
post_type: jQuery('#post_type').val() || "",
autosave: 1
};
jQuery('.tags-input').each( function() {
post_data[this.name] = this.value;
} );
// We always send the ajax request in order to keep the post lock fresh.
// This (bool) tells whether or not to write the post to the DB during the ajax request.
doAutoSave = true;
// No autosave while thickbox is open (media buttons)
if ( jQuery("#TB_window").css('display') == 'block' )
doAutoSave = false;
/* Gotta do this up here so we can check the length when tinymce is in use */
if ( rich && doAutoSave ) {
ed = tinymce.activeEditor;
// Don't run while the tinymce spellcheck is on. It resets all found words.
if ( ed.plugins.spellchecker && ed.plugins.spellchecker.active ) {
doAutoSave = false;
} else {
if ( 'mce_fullscreen' == ed.id || 'wp_mce_fullscreen' == ed.id )
tinymce.get('content').setContent(ed.getContent({format : 'raw'}), {format : 'raw'});
tinymce.triggerSave();
}
}
if ( fullscreen && fullscreen.settings.visible ) {
post_data["post_title"] = jQuery('#wp-fullscreen-title').val() || '';
post_data["content"] = jQuery("#wp_mce_fullscreen").val() || '';
} else {
post_data["post_title"] = jQuery("#title").val() || '';
post_data["content"] = jQuery("#content").val() || '';
}
if ( jQuery('#post_name').val() )
post_data["post_name"] = jQuery('#post_name').val();
// Nothing to save or no change.
if ( ( post_data["post_title"].length == 0 && post_data["content"].length == 0 ) || post_data["post_title"] + post_data["content"] == autosaveLast ) {
doAutoSave = false;
}
origStatus = jQuery('#original_post_status').val();
goodcats = ([]);
jQuery("[name='post_category[]']:checked").each( function(i) {
goodcats.push(this.value);
} );
post_data["catslist"] = goodcats.join(",");
if ( jQuery("#comment_status").prop("checked") )
post_data["comment_status"] = 'open';
if ( jQuery("#ping_status").prop("checked") )
post_data["ping_status"] = 'open';
if ( jQuery("#excerpt").size() )
post_data["excerpt"] = jQuery("#excerpt").val();
if ( jQuery("#post_author").size() )
post_data["post_author"] = jQuery("#post_author").val();
if ( jQuery("#parent_id").val() )
post_data["parent_id"] = jQuery("#parent_id").val();
post_data["user_ID"] = jQuery("#user-id").val();
if ( jQuery('#auto_draft').val() == '1' )
post_data["auto_draft"] = '1';
if ( doAutoSave ) {
autosaveLast = post_data["post_title"] + post_data["content"];
jQuery(document).triggerHandler('wpcountwords', [ post_data["content"] ]);
} else {
post_data['autosave'] = 0;
}
if ( post_data["auto_draft"] == '1' ) {
successCallback = autosave_saved_new; // new post
} else {
successCallback = autosave_saved; // pre-existing post
}
autosaveOldMessage = jQuery('#autosave').html();
jQuery.ajax({
data: post_data,
beforeSend: doAutoSave ? autosave_loading : null,
type: "POST",
url: ajaxurl,
success: successCallback
});
}