-var autosaveLast = '';
-var autosavePeriodical;
-
-function autosave_start_timer() {
- var form = $('post');
- autosaveLast = form.post_title.value+form.content.value;
- // Keep autosave_interval in sync with edit_post().
- autosavePeriodical = new PeriodicalExecuter(autosave, autosaveL10n.autosaveInterval);
- //Disable autosave after the form has been submitted
- if(form.addEventListener) {
- form.addEventListener("submit", function () { autosavePeriodical.currentlyExecuting = true; }, false);
- }
- if(form.attachEvent) {
- form.save ? form.save.attachEvent("onclick", function () { autosavePeriodical.currentlyExecuting = true; }) : null;
- form.submit ? form.submit.attachEvent("onclick", function () { autosavePeriodical.currentlyExecuting = true; }) : null;
- form.publish ? form.publish.attachEvent("onclick", function () { autosavePeriodical.currentlyExecuting = true; }) : null;
- form.deletepost ? form.deletepost.attachEvent("onclick", function () { autosavePeriodical.currentlyExecuting = true; }) : null;
- }
-}
-addLoadEvent(autosave_start_timer)
-
-function autosave_cur_time() {
- var now = new Date();
- return "" + ((now.getHours() >12) ? now.getHours() -12 : now.getHours()) +
- ((now.getMinutes() < 10) ? ":0" : ":") + now.getMinutes() +
- ((now.getSeconds() < 10) ? ":0" : ":") + now.getSeconds();
-}
-
-function autosave_update_nonce() {
- var response = nonceAjax.response;
- document.getElementsByName('_wpnonce')[0].value = response;
-}
-
-function autosave_update_post_ID() {
- var response = autosaveAjax.response;
- var res = parseInt(response);
- var message;
-
- if(isNaN(res)) {
- message = autosaveL10n.errorText.replace(/%response%/g, response);
- } else {
- message = autosaveL10n.saveText.replace(/%time%/g, autosave_cur_time());
- $('post_ID').name = "post_ID";
- $('post_ID').value = res;
- // We need new nonces
- nonceAjax = new sack();
- nonceAjax.element = null;
- nonceAjax.setVar("action", "autosave-generate-nonces");
- nonceAjax.setVar("post_ID", res);
- nonceAjax.setVar("cookie", document.cookie);
- nonceAjax.setVar("post_type", $('post_type').value);
- nonceAjax.requestFile = autosaveL10n.requestFile;
- nonceAjax.onCompletion = autosave_update_nonce;
- nonceAjax.method = "POST";
- nonceAjax.runAJAX();
- $('hiddenaction').value = 'editpost';
- }
- $('autosave').innerHTML = message;
- autosave_enable_buttons();
-}
-
-function autosave_loading() {
- $('autosave').innerHTML = autosaveL10n.savingText;
-}
-
-function autosave_saved() {
- var response = autosaveAjax.response;
- var res = parseInt(response);
- var message;
-
- if(isNaN(res)) {
- message = autosaveL10n.errorText.replace(/%response%/g, response);
- } else {
- message = autosaveL10n.saveText.replace(/%time%/g, autosave_cur_time());
- }
- $('autosave').innerHTML = message;
- autosave_enable_buttons();
-}
-
-function autosave_disable_buttons() {
- var form = $('post');
- form.save ? form.save.disabled = 'disabled' : null;
- form.submit ? form.submit.disabled = 'disabled' : null;
- form.publish ? form.publish.disabled = 'disabled' : null;
- form.deletepost ? form.deletepost.disabled = 'disabled' : null;
- setTimeout('autosave_enable_buttons();', 1000); // Re-enable 1 sec later. Just gives autosave a head start to avoid collisions.
-}
-
-function autosave_enable_buttons() {
- var form = $('post');
- form.save ? form.save.disabled = '' : null;
- form.submit ? form.submit.disabled = '' : null;
- form.publish ? form.publish.disabled = '' : null;
- form.deletepost ? form.deletepost.disabled = '' : null;
-}
-
-function autosave() {
- var form = $('post');
- var rich = ((typeof tinyMCE != "undefined") && tinyMCE.getInstanceById('content')) ? true : false;
-
- autosaveAjax = new sack();
-
- /* Gotta do this up here so we can check the length when tinyMCE is in use */
- if ( typeof tinyMCE == "undefined" || tinyMCE.configs.length < 1 || rich == false ) {
- autosaveAjax.setVar("content", form.content.value);
- } else {
- // Don't run while the TinyMCE spellcheck is on.
- if(tinyMCE.selectedInstance.spellcheckerOn) return;
- tinyMCE.wpTriggerSave();
- autosaveAjax.setVar("content", form.content.value);
- }
+/* global tinymce, wpCookies, autosaveL10n, switchEditors */
+// Back-compat
+window.autosave = function() {
+ return true;
+};
- if(form.post_title.value.length==0 || form.content.value.length==0 || form.post_title.value+form.content.value == autosaveLast)
- return;
+( function( $, window ) {
+ function autosave() {
+ var initialCompareString,
+ lastTriggerSave = 0,
+ $document = $(document);
- autosave_disable_buttons();
+ /**
+ * Returns the data saved in both local and remote autosave
+ *
+ * @return object Object containing the post data
+ */
+ function getPostData( type ) {
+ var post_name, parent_id, data,
+ time = ( new Date() ).getTime(),
+ cats = [],
+ editor = typeof tinymce !== 'undefined' && tinymce.get('content');
- autosaveLast = form.post_title.value+form.content.value;
+ // Don't run editor.save() more often than every 3 sec.
+ // It is resource intensive and might slow down typing in long posts on slow devices.
+ if ( editor && ! editor.isHidden() && time - 3000 > lastTriggerSave ) {
+ editor.save();
+ lastTriggerSave = time;
+ }
- cats = document.getElementsByName("post_category[]");
- goodcats = ([]);
- for(i=0;i<cats.length;i++) {
- if(cats[i].checked)
- goodcats.push(cats[i].value);
- }
- catslist = goodcats.join(",");
-
- autosaveAjax.setVar("action", "autosave");
- autosaveAjax.setVar("cookie", document.cookie);
- autosaveAjax.setVar("catslist", catslist);
- autosaveAjax.setVar("post_ID", $("post_ID").value);
- autosaveAjax.setVar("post_title", form.post_title.value);
- autosaveAjax.setVar("post_type", form.post_type.value);
- if ( form.comment_status.checked )
- autosaveAjax.setVar("comment_status", 'open');
- if ( form.ping_status.checked )
- autosaveAjax.setVar("ping_status", 'open');
- if(form.excerpt)
- autosaveAjax.setVar("excerpt", form.excerpt.value);
-
- if ( typeof tinyMCE == "undefined" || tinyMCE.configs.length < 1 || rich == false ) {
- autosaveAjax.setVar("content", form.content.value);
- } else {
- tinyMCE.wpTriggerSave();
- autosaveAjax.setVar("content", form.content.value);
+ data = {
+ post_id: $( '#post_ID' ).val() || 0,
+ post_type: $( '#post_type' ).val() || '',
+ post_author: $( '#post_author' ).val() || '',
+ post_title: $( '#title' ).val() || '',
+ content: $( '#content' ).val() || '',
+ excerpt: $( '#excerpt' ).val() || ''
+ };
+
+ if ( type === 'local' ) {
+ return data;
+ }
+
+ $( 'input[id^="in-category-"]:checked' ).each( function() {
+ cats.push( this.value );
+ });
+ data.catslist = cats.join(',');
+
+ if ( post_name = $( '#post_name' ).val() ) {
+ data.post_name = post_name;
+ }
+
+ if ( parent_id = $( '#parent_id' ).val() ) {
+ data.parent_id = parent_id;
+ }
+
+ if ( $( '#comment_status' ).prop( 'checked' ) ) {
+ data.comment_status = 'open';
+ }
+
+ if ( $( '#ping_status' ).prop( 'checked' ) ) {
+ data.ping_status = 'open';
+ }
+
+ if ( $( '#auto_draft' ).val() === '1' ) {
+ data.auto_draft = '1';
+ }
+
+ return data;
+ }
+
+ // Concatenate title, content and excerpt. Used to track changes when auto-saving.
+ function getCompareString( postData ) {
+ if ( typeof postData === 'object' ) {
+ return ( postData.post_title || '' ) + '::' + ( postData.content || '' ) + '::' + ( postData.excerpt || '' );
+ }
+
+ return ( $('#title').val() || '' ) + '::' + ( $('#content').val() || '' ) + '::' + ( $('#excerpt').val() || '' );
+ }
+
+ function disableButtons() {
+ $document.trigger('autosave-disable-buttons');
+ // Re-enable 5 sec later. Just gives autosave a head start to avoid collisions.
+ setTimeout( enableButtons, 5000 );
+ }
+
+ function enableButtons() {
+ $document.trigger( 'autosave-enable-buttons' );
+ }
+
+ // Autosave in localStorage
+ function autosaveLocal() {
+ var restorePostData, undoPostData, blog_id, post_id, hasStorage, intervalTimer,
+ lastCompareString,
+ isSuspended = false;
+
+ // Check if the browser supports sessionStorage and it's not disabled
+ function checkStorage() {
+ var test = Math.random().toString(),
+ result = false;
+
+ try {
+ window.sessionStorage.setItem( 'wp-test', test );
+ result = window.sessionStorage.getItem( 'wp-test' ) === test;
+ window.sessionStorage.removeItem( 'wp-test' );
+ } catch(e) {}
+
+ hasStorage = result;
+ return result;
+ }
+
+ /**
+ * Initialize the local storage
+ *
+ * @return mixed False if no sessionStorage in the browser or an Object containing all postData for this blog
+ */
+ function getStorage() {
+ var stored_obj = false;
+ // Separate local storage containers for each blog_id
+ if ( hasStorage && blog_id ) {
+ stored_obj = sessionStorage.getItem( 'wp-autosave-' + blog_id );
+
+ if ( stored_obj ) {
+ stored_obj = JSON.parse( stored_obj );
+ } else {
+ stored_obj = {};
+ }
+ }
+
+ return stored_obj;
+ }
+
+ /**
+ * Set the storage for this blog
+ *
+ * Confirms that the data was saved successfully.
+ *
+ * @return bool
+ */
+ function setStorage( stored_obj ) {
+ var key;
+
+ if ( hasStorage && blog_id ) {
+ key = 'wp-autosave-' + blog_id;
+ sessionStorage.setItem( key, JSON.stringify( stored_obj ) );
+ return sessionStorage.getItem( key ) !== null;
+ }
+
+ return false;
+ }
+
+ /**
+ * Get the saved post data for the current post
+ *
+ * @return mixed False if no storage or no data or the postData as an Object
+ */
+ function getSavedPostData() {
+ var stored = getStorage();
+
+ if ( ! stored || ! post_id ) {
+ return false;
+ }
+
+ return stored[ 'post_' + post_id ] || false;
+ }
+
+ /**
+ * Set (save or delete) post data in the storage.
+ *
+ * If stored_data evaluates to 'false' the storage key for the current post will be removed
+ *
+ * $param stored_data The post data to store or null/false/empty to delete the key
+ * @return bool
+ */
+ function setData( stored_data ) {
+ var stored = getStorage();
+
+ if ( ! stored || ! post_id ) {
+ return false;
+ }
+
+ if ( stored_data ) {
+ stored[ 'post_' + post_id ] = stored_data;
+ } else if ( stored.hasOwnProperty( 'post_' + post_id ) ) {
+ delete stored[ 'post_' + post_id ];
+ } else {
+ return false;
+ }
+
+ return setStorage( stored );
+ }
+
+ function suspend() {
+ isSuspended = true;
+ }
+
+ function resume() {
+ isSuspended = false;
+ }
+
+ /**
+ * Save post data for the current post
+ *
+ * Runs on a 15 sec. interval, saves when there are differences in the post title or content.
+ * When the optional data is provided, updates the last saved post data.
+ *
+ * $param data optional Object The post data for saving, minimum 'post_title' and 'content'
+ * @return bool
+ */
+ function save( data ) {
+ var postData, compareString,
+ result = false;
+
+ if ( isSuspended ) {
+ return false;
+ }
+
+ if ( data ) {
+ postData = getSavedPostData() || {};
+ $.extend( postData, data );
+ } else {
+ postData = getPostData('local');
+ }
+
+ compareString = getCompareString( postData );
+
+ if ( typeof lastCompareString === 'undefined' ) {
+ lastCompareString = initialCompareString;
+ }
+
+ // If the content, title and excerpt did not change since the last save, don't save again
+ if ( compareString === lastCompareString ) {
+ return false;
+ }
+
+ postData.save_time = ( new Date() ).getTime();
+ postData.status = $( '#post_status' ).val() || '';
+ result = setData( postData );
+
+ if ( result ) {
+ lastCompareString = compareString;
+ }
+
+ return result;
+ }
+
+ // Run on DOM ready
+ function run() {
+ post_id = $('#post_ID').val() || 0;
+
+ // Check if the local post data is different than the loaded post data.
+ if ( $( '#wp-content-wrap' ).hasClass( 'tmce-active' ) ) {
+ // If TinyMCE loads first, check the post 1.5 sec. after it is ready.
+ // By this time the content has been loaded in the editor and 'saved' to the textarea.
+ // This prevents false positives.
+ $document.on( 'tinymce-editor-init.autosave', function() {
+ window.setTimeout( function() {
+ checkPost();
+ }, 1500 );
+ });
+ } else {
+ checkPost();
+ }
+
+ // Save every 15 sec.
+ intervalTimer = window.setInterval( save, 15000 );
+
+ $( 'form#post' ).on( 'submit.autosave-local', function() {
+ var editor = typeof tinymce !== 'undefined' && tinymce.get('content'),
+ post_id = $('#post_ID').val() || 0;
+
+ if ( editor && ! editor.isHidden() ) {
+ // Last onSubmit event in the editor, needs to run after the content has been moved to the textarea.
+ editor.on( 'submit', function() {
+ save({
+ post_title: $( '#title' ).val() || '',
+ content: $( '#content' ).val() || '',
+ excerpt: $( '#excerpt' ).val() || ''
+ });
+ });
+ } else {
+ save({
+ post_title: $( '#title' ).val() || '',
+ content: $( '#content' ).val() || '',
+ excerpt: $( '#excerpt' ).val() || ''
+ });
+ }
+
+ wpCookies.set( 'wp-saving-post-' + post_id, 'check' );
+ });
+ }
+
+ // Strip whitespace and compare two strings
+ function compare( str1, str2 ) {
+ function removeSpaces( string ) {
+ return string.toString().replace(/[\x20\t\r\n\f]+/g, '');
+ }
+
+ return ( removeSpaces( str1 || '' ) === removeSpaces( str2 || '' ) );
+ }
+
+ /**
+ * Check if the saved data for the current post (if any) is different than the loaded post data on the screen
+ *
+ * Shows a standard message letting the user restore the post data if different.
+ *
+ * @return void
+ */
+ function checkPost() {
+ var content, post_title, excerpt, $notice,
+ postData = getSavedPostData(),
+ cookie = wpCookies.get( 'wp-saving-post-' + post_id );
+
+ if ( ! postData ) {
+ return;
+ }
+
+ if ( cookie ) {
+ wpCookies.remove( 'wp-saving-post-' + post_id );
+
+ if ( cookie === 'saved' ) {
+ // The post was saved properly, remove old data and bail
+ setData( false );
+ return;
+ }
+ }
+
+ // There is a newer autosave. Don't show two "restore" notices at the same time.
+ if ( $( '#has-newer-autosave' ).length ) {
+ return;
+ }
+
+ content = $( '#content' ).val() || '';
+ post_title = $( '#title' ).val() || '';
+ excerpt = $( '#excerpt' ).val() || '';
+
+ // cookie == 'check' means the post was not saved properly, always show #local-storage-notice
+ if ( cookie !== 'check' && compare( content, postData.content ) &&
+ compare( post_title, postData.post_title ) && compare( excerpt, postData.excerpt ) ) {
+
+ return;
+ }
+
+ restorePostData = postData;
+ undoPostData = {
+ content: content,
+ post_title: post_title,
+ excerpt: excerpt
+ };
+
+ $notice = $( '#local-storage-notice' );
+ $('.wrap h2').first().after( $notice.addClass( 'updated' ).show() );
+
+ $notice.on( 'click.autosave-local', function( event ) {
+ var $target = $( event.target );
+
+ if ( $target.hasClass( 'restore-backup' ) ) {
+ restorePost( restorePostData );
+ $target.parent().hide();
+ $(this).find( 'p.undo-restore' ).show();
+ } else if ( $target.hasClass( 'undo-restore-backup' ) ) {
+ restorePost( undoPostData );
+ $target.parent().hide();
+ $(this).find( 'p.local-restore' ).show();
+ }
+
+ event.preventDefault();
+ });
+ }
+
+ // Restore the current title, content and excerpt from postData.
+ function restorePost( postData ) {
+ var editor;
+
+ if ( postData ) {
+ // Set the last saved data
+ lastCompareString = getCompareString( postData );
+
+ if ( $( '#title' ).val() !== postData.post_title ) {
+ $( '#title' ).focus().val( postData.post_title || '' );
+ }
+
+ $( '#excerpt' ).val( postData.excerpt || '' );
+ editor = typeof tinymce !== 'undefined' && tinymce.get('content');
+
+ if ( editor && ! editor.isHidden() && typeof switchEditors !== 'undefined' ) {
+ // Make sure there's an undo level in the editor
+ editor.undoManager.add();
+ editor.setContent( postData.content ? switchEditors.wpautop( postData.content ) : '' );
+ } else {
+ // Make sure the Text editor is selected
+ $( '#content-html' ).click();
+ $( '#content' ).val( postData.content );
+ }
+
+ return true;
+ }
+
+ return false;
+ }
+
+ // Initialize and run checkPost() on loading the script (before TinyMCE init)
+ blog_id = typeof window.autosaveL10n !== 'undefined' && window.autosaveL10n.blog_id;
+
+ // Check if the browser supports sessionStorage and it's not disabled
+ if ( ! checkStorage() ) {
+ return;
+ }
+
+ // Don't run if the post type supports neither 'editor' (textarea#content) nor 'excerpt'.
+ if ( ! blog_id || ( ! $('#content').length && ! $('#excerpt').length ) ) {
+ return;
+ }
+
+ $document.ready( run );
+
+ return {
+ hasStorage: hasStorage,
+ getSavedPostData: getSavedPostData,
+ save: save,
+ suspend: suspend,
+ resume: resume
+ };
+ }
+
+ // Autosave on the server
+ function autosaveServer() {
+ var _blockSave, _blockSaveTimer, previousCompareString, lastCompareString,
+ nextRun = 0,
+ isSuspended = false;
+
+ // Block saving for the next 10 sec.
+ function tempBlockSave() {
+ _blockSave = true;
+ window.clearTimeout( _blockSaveTimer );
+
+ _blockSaveTimer = window.setTimeout( function() {
+ _blockSave = false;
+ }, 10000 );
+ }
+
+ function suspend() {
+ isSuspended = true;
+ }
+
+ function resume() {
+ isSuspended = false;
+ }
+
+ // Runs on heartbeat-response
+ function response( data ) {
+ _schedule();
+ _blockSave = false;
+ lastCompareString = previousCompareString;
+ previousCompareString = '';
+
+ $document.trigger( 'after-autosave', [data] );
+ enableButtons();
+
+ if ( data.success ) {
+ // No longer an auto-draft
+ $( '#auto_draft' ).val('');
+ }
+ }
+
+ /**
+ * Save immediately
+ *
+ * Resets the timing and tells heartbeat to connect now
+ *
+ * @return void
+ */
+ function triggerSave() {
+ nextRun = 0;
+ wp.heartbeat.connectNow();
+ }
+
+ /**
+ * Checks if the post content in the textarea has changed since page load.
+ *
+ * This also happens when TinyMCE is active and editor.save() is triggered by
+ * wp.autosave.getPostData().
+ *
+ * @return bool
+ */
+ function postChanged() {
+ return getCompareString() !== initialCompareString;
+ }
+
+ // Runs on 'heartbeat-send'
+ function save() {
+ var postData, compareString;
+
+ // window.autosave() used for back-compat
+ if ( isSuspended || _blockSave || ! window.autosave() ) {
+ return false;
+ }
+
+ if ( ( new Date() ).getTime() < nextRun ) {
+ return false;
+ }
+
+ postData = getPostData();
+ compareString = getCompareString( postData );
+
+ // First check
+ if ( typeof lastCompareString === 'undefined' ) {
+ lastCompareString = initialCompareString;
+ }
+
+ // No change
+ if ( compareString === lastCompareString ) {
+ return false;
+ }
+
+ previousCompareString = compareString;
+ tempBlockSave();
+ disableButtons();
+
+ $document.trigger( 'wpcountwords', [ postData.content ] )
+ .trigger( 'before-autosave', [ postData ] );
+
+ postData._wpnonce = $( '#_wpnonce' ).val() || '';
+
+ return postData;
+ }
+
+ function _schedule() {
+ nextRun = ( new Date() ).getTime() + ( autosaveL10n.autosaveInterval * 1000 ) || 60000;
+ }
+
+ $document.on( 'heartbeat-send.autosave', function( event, data ) {
+ var autosaveData = save();
+
+ if ( autosaveData ) {
+ data.wp_autosave = autosaveData;
+ }
+ }).on( 'heartbeat-tick.autosave', function( event, data ) {
+ if ( data.wp_autosave ) {
+ response( data.wp_autosave );
+ }
+ }).on( 'heartbeat-connection-lost.autosave', function( event, error, status ) {
+ // When connection is lost, keep user from submitting changes.
+ if ( 'timeout' === error || 603 === status ) {
+ var $notice = $('#lost-connection-notice');
+
+ if ( ! wp.autosave.local.hasStorage ) {
+ $notice.find('.hide-if-no-sessionstorage').hide();
+ }
+
+ $notice.show();
+ disableButtons();
+ }
+ }).on( 'heartbeat-connection-restored.autosave', function() {
+ $('#lost-connection-notice').hide();
+ enableButtons();
+ }).ready( function() {
+ _schedule();
+ });
+
+ return {
+ tempBlockSave: tempBlockSave,
+ triggerSave: triggerSave,
+ postChanged: postChanged,
+ suspend: suspend,
+ resume: resume
+ };
+ }
+
+ // Wait for TinyMCE to initialize plus 1 sec. for any external css to finish loading,
+ // then 'save' to the textarea before setting initialCompareString.
+ // This avoids any insignificant differences between the initial textarea content and the content
+ // extracted from the editor.
+ $document.on( 'tinymce-editor-init.autosave', function( event, editor ) {
+ if ( editor.id === 'content' ) {
+ window.setTimeout( function() {
+ editor.save();
+ initialCompareString = getCompareString();
+ }, 1000 );
+ }
+ }).ready( function() {
+ // Set the initial compare string in case TinyMCE is not used or not loaded first
+ initialCompareString = getCompareString();
+ });
+
+ return {
+ getPostData: getPostData,
+ getCompareString: getCompareString,
+ disableButtons: disableButtons,
+ enableButtons: enableButtons,
+ local: autosaveLocal(),
+ server: autosaveServer()
+ };
}
- autosaveAjax.requestFile = autosaveL10n.requestFile;
- autosaveAjax.method = "POST";
- autosaveAjax.element = null;
- autosaveAjax.onLoading = autosave_loading;
- autosaveAjax.onInteractive = autosave_loading;
- if(parseInt($("post_ID").value) < 1)
- autosaveAjax.onCompletion = autosave_update_post_ID;
- else
- autosaveAjax.onCompletion = autosave_saved;
- autosaveAjax.runAJAX();
-}
+ window.wp = window.wp || {};
+ window.wp.autosave = autosave();
+
+}( jQuery, window ));
scripts.mit.edu / autoinstalls / wordpress.git / blobdiff