+++ /dev/null
-var wpLink;
-
-(function($){
- var inputs = {}, rivers = {}, ed, River, Query;
-
- wpLink = {
- timeToTriggerRiver: 150,
- minRiverAJAXDuration: 200,
- riverBottomThreshold: 5,
- keySensitivity: 100,
- lastSearch: '',
- textarea: function() { return edCanvas; },
-
- init : function() {
- inputs.dialog = $('#wp-link');
- inputs.submit = $('#wp-link-submit');
- // URL
- inputs.url = $('#url-field');
- // Secondary options
- inputs.title = $('#link-title-field');
- // Advanced Options
- inputs.openInNewTab = $('#link-target-checkbox');
- inputs.search = $('#search-field');
- // Build Rivers
- rivers.search = new River( $('#search-results') );
- rivers.recent = new River( $('#most-recent-results') );
- rivers.elements = $('.query-results', inputs.dialog);
-
- // Bind event handlers
- inputs.dialog.keydown( wpLink.keydown );
- inputs.dialog.keyup( wpLink.keyup );
- inputs.submit.click( function(e){
- wpLink.update();
- e.preventDefault();
- });
- $('#wp-link-cancel').click( wpLink.close );
- $('#internal-toggle').click( wpLink.toggleInternalLinking );
-
- rivers.elements.bind('river-select', wpLink.updateFields );
-
- inputs.search.keyup( wpLink.searchInternalLinks );
-
- inputs.dialog.bind('wpdialogrefresh', wpLink.refresh);
- inputs.dialog.bind('wpdialogbeforeopen', wpLink.beforeOpen);
- inputs.dialog.bind('wpdialogclose', wpLink.onClose);
- },
-
- beforeOpen : function() {
- wpLink.range = null;
-
- if ( ! wpLink.isMCE() && document.selection ) {
- wpLink.textarea().focus();
- wpLink.range = document.selection.createRange();
- }
- },
-
- open : function() {
- // Initialize the dialog if necessary (html mode).
- if ( ! inputs.dialog.data('wpdialog') ) {
- inputs.dialog.wpdialog({
- title: wpLinkL10n.title,
- width: 480,
- height: 'auto',
- modal: true,
- dialogClass: 'wp-dialog',
- zIndex: 300000
- });
- }
-
- inputs.dialog.wpdialog('open');
- },
-
- isMCE : function() {
- return tinyMCEPopup && ( ed = tinyMCEPopup.editor ) && ! ed.isHidden();
- },
-
- refresh : function() {
- // Refresh rivers (clear links, check visibility)
- rivers.search.refresh();
- rivers.recent.refresh();
-
- if ( wpLink.isMCE() )
- wpLink.mceRefresh();
- else
- wpLink.setDefaultValues();
-
- // Focus the URL field and highlight its contents.
- // If this is moved above the selection changes,
- // IE will show a flashing cursor over the dialog.
- inputs.url.focus()[0].select();
- // Load the most recent results if this is the first time opening the panel.
- if ( ! rivers.recent.ul.children().length )
- rivers.recent.ajax();
- },
-
- mceRefresh : function() {
- var e;
- ed = tinyMCEPopup.editor;
-
- tinyMCEPopup.restoreSelection();
-
- // If link exists, select proper values.
- if ( e = ed.dom.getParent(ed.selection.getNode(), 'A') ) {
- // Set URL and description.
- inputs.url.val( e.href );
- inputs.title.val( ed.dom.getAttrib(e, 'title') );
- // Set open in new tab.
- if ( "_blank" == ed.dom.getAttrib(e, 'target') )
- inputs.openInNewTab.prop('checked', true);
- // Update save prompt.
- inputs.submit.val( wpLinkL10n.update );
-
- // If there's no link, set the default values.
- } else {
- wpLink.setDefaultValues();
- }
-
- tinyMCEPopup.storeSelection();
- },
-
- close : function() {
- if ( wpLink.isMCE() )
- tinyMCEPopup.close();
- else
- inputs.dialog.wpdialog('close');
- },
-
- onClose: function() {
- if ( ! wpLink.isMCE() ) {
- wpLink.textarea().focus();
- if ( wpLink.range ) {
- wpLink.range.moveToBookmark( wpLink.range.getBookmark() );
- wpLink.range.select();
- }
- }
- },
-
- getAttrs : function() {
- return {
- href : inputs.url.val(),
- title : inputs.title.val(),
- target : inputs.openInNewTab.prop('checked') ? '_blank' : ''
- };
- },
-
- update : function() {
- if ( wpLink.isMCE() )
- wpLink.mceUpdate();
- else
- wpLink.htmlUpdate();
- },
-
- htmlUpdate : function() {
- var attrs, html, start, end, cursor,
- textarea = wpLink.textarea();
-
- if ( ! textarea )
- return;
-
- attrs = wpLink.getAttrs();
-
- // If there's no href, return.
- if ( ! attrs.href || attrs.href == 'http://' )
- return;
-
- // Build HTML
- html = '<a href="' + attrs.href + '"';
-
- if ( attrs.title )
- html += ' title="' + attrs.title + '"';
- if ( attrs.target )
- html += ' target="' + attrs.target + '"';
-
- html += '>';
-
- // Insert HTML
- // W3C
- if ( typeof textarea.selectionStart !== 'undefined' ) {
- start = textarea.selectionStart;
- end = textarea.selectionEnd;
- selection = textarea.value.substring( start, end );
- html = html + selection + '</a>';
- cursor = start + html.length;
-
- // If no next is selected, place the cursor inside the closing tag.
- if ( start == end )
- cursor -= '</a>'.length;
-
- textarea.value = textarea.value.substring( 0, start )
- + html
- + textarea.value.substring( end, textarea.value.length );
-
- // Update cursor position
- textarea.selectionStart = textarea.selectionEnd = cursor;
-
- // IE
- // Note: If no text is selected, IE will not place the cursor
- // inside the closing tag.
- } else if ( document.selection && wpLink.range ) {
- textarea.focus();
- wpLink.range.text = html + wpLink.range.text + '</a>';
- wpLink.range.moveToBookmark( wpLink.range.getBookmark() );
- wpLink.range.select();
-
- wpLink.range = null;
- }
-
- wpLink.close();
- textarea.focus();
- },
-
- mceUpdate : function() {
- var ed = tinyMCEPopup.editor,
- attrs = wpLink.getAttrs(),
- e, b;
-
- tinyMCEPopup.restoreSelection();
- e = ed.dom.getParent(ed.selection.getNode(), 'A');
-
- // If the values are empty, unlink and return
- if ( ! attrs.href || attrs.href == 'http://' ) {
- if ( e ) {
- tinyMCEPopup.execCommand("mceBeginUndoLevel");
- b = ed.selection.getBookmark();
- ed.dom.remove(e, 1);
- ed.selection.moveToBookmark(b);
- tinyMCEPopup.execCommand("mceEndUndoLevel");
- wpLink.close();
- }
- return;
- }
-
- tinyMCEPopup.execCommand("mceBeginUndoLevel");
-
- if (e == null) {
- ed.getDoc().execCommand("unlink", false, null);
- tinyMCEPopup.execCommand("CreateLink", false, "#mce_temp_url#", {skip_undo : 1});
-
- tinymce.each(ed.dom.select("a"), function(n) {
- if (ed.dom.getAttrib(n, 'href') == '#mce_temp_url#') {
- e = n;
- ed.dom.setAttribs(e, attrs);
- }
- });
-
- // Sometimes WebKit lets a user create a link where
- // they shouldn't be able to. In this case, CreateLink
- // injects "#mce_temp_url#" into their content. Fix it.
- if ( $(e).text() == '#mce_temp_url#' ) {
- ed.dom.remove(e);
- e = null;
- }
- } else {
- ed.dom.setAttribs(e, attrs);
- }
-
- // Don't move caret if selection was image
- if ( e && (e.childNodes.length != 1 || e.firstChild.nodeName != 'IMG') ) {
- ed.focus();
- ed.selection.select(e);
- ed.selection.collapse(0);
- tinyMCEPopup.storeSelection();
- }
-
- tinyMCEPopup.execCommand("mceEndUndoLevel");
- wpLink.close();
- },
-
- updateFields : function( e, li, originalEvent ) {
- inputs.url.val( li.children('.item-permalink').val() );
- inputs.title.val( li.hasClass('no-title') ? '' : li.children('.item-title').text() );
- if ( originalEvent && originalEvent.type == "click" )
- inputs.url.focus();
- },
- setDefaultValues : function() {
- // Set URL and description to defaults.
- // Leave the new tab setting as-is.
- inputs.url.val('http://');
- inputs.title.val('');
-
- // Update save prompt.
- inputs.submit.val( wpLinkL10n.save );
- },
-
- searchInternalLinks : function() {
- var t = $(this), waiting,
- search = t.val();
-
- if ( search.length > 2 ) {
- rivers.recent.hide();
- rivers.search.show();
-
- // Don't search if the keypress didn't change the title.
- if ( wpLink.lastSearch == search )
- return;
-
- wpLink.lastSearch = search;
- waiting = t.siblings('img.waiting').show();
-
- rivers.search.change( search );
- rivers.search.ajax( function(){ waiting.hide(); });
- } else {
- rivers.search.hide();
- rivers.recent.show();
- }
- },
-
- next : function() {
- rivers.search.next();
- rivers.recent.next();
- },
- prev : function() {
- rivers.search.prev();
- rivers.recent.prev();
- },
-
- keydown : function( event ) {
- var fn, key = $.ui.keyCode;
-
- switch( event.which ) {
- case key.UP:
- fn = 'prev';
- case key.DOWN:
- fn = fn || 'next';
- clearInterval( wpLink.keyInterval );
- wpLink[ fn ]();
- wpLink.keyInterval = setInterval( wpLink[ fn ], wpLink.keySensitivity );
- break;
- default:
- return;
- }
- event.preventDefault();
- },
- keyup: function( event ) {
- var key = $.ui.keyCode;
-
- switch( event.which ) {
- case key.ESCAPE:
- event.stopImmediatePropagation();
- if ( ! $(document).triggerHandler( 'wp_CloseOnEscape', [{ event: event, what: 'wplink', cb: wpLink.close }] ) )
- wpLink.close();
-
- return false;
- break;
- case key.UP:
- case key.DOWN:
- clearInterval( wpLink.keyInterval );
- break;
- default:
- return;
- }
- event.preventDefault();
- },
-
- delayedCallback : function( func, delay ) {
- var timeoutTriggered, funcTriggered, funcArgs, funcContext;
-
- if ( ! delay )
- return func;
-
- setTimeout( function() {
- if ( funcTriggered )
- return func.apply( funcContext, funcArgs );
- // Otherwise, wait.
- timeoutTriggered = true;
- }, delay);
-
- return function() {
- if ( timeoutTriggered )
- return func.apply( this, arguments );
- // Otherwise, wait.
- funcArgs = arguments;
- funcContext = this;
- funcTriggered = true;
- };
- },
-
- toggleInternalLinking : function( event ) {
- var panel = $('#search-panel'),
- widget = inputs.dialog.wpdialog('widget'),
- // We're about to toggle visibility; it's currently the opposite
- visible = !panel.is(':visible'),
- win = $(window);
-
- $(this).toggleClass('toggle-arrow-active', visible);
-
- inputs.dialog.height('auto');
- panel.slideToggle( 300, function() {
- setUserSetting('wplink', visible ? '1' : '0');
- inputs[ visible ? 'search' : 'url' ].focus();
-
- // Move the box if the box is now expanded, was opened in a collapsed state,
- // and if it needs to be moved. (Judged by bottom not being positive or
- // bottom being smaller than top.)
- var scroll = win.scrollTop(),
- top = widget.offset().top,
- bottom = top + widget.outerHeight(),
- diff = bottom - win.height();
-
- if ( diff > scroll ) {
- widget.animate({'top': diff < top ? top - diff : scroll }, 200);
- }
- });
- event.preventDefault();
- }
- }
-
- River = function( element, search ) {
- var self = this;
- this.element = element;
- this.ul = element.children('ul');
- this.waiting = element.find('.river-waiting');
-
- this.change( search );
- this.refresh();
-
- element.scroll( function(){ self.maybeLoad(); });
- element.delegate('li', 'click', function(e){ self.select( $(this), e ); });
- };
-
- $.extend( River.prototype, {
- refresh: function() {
- this.deselect();
- this.visible = this.element.is(':visible');
- },
- show: function() {
- if ( ! this.visible ) {
- this.deselect();
- this.element.show();
- this.visible = true;
- }
- },
- hide: function() {
- this.element.hide();
- this.visible = false;
- },
- // Selects a list item and triggers the river-select event.
- select: function( li, event ) {
- var liHeight, elHeight, liTop, elTop;
-
- if ( li.hasClass('unselectable') || li == this.selected )
- return;
-
- this.deselect();
- this.selected = li.addClass('selected');
- // Make sure the element is visible
- liHeight = li.outerHeight();
- elHeight = this.element.height();
- liTop = li.position().top;
- elTop = this.element.scrollTop();
-
- if ( liTop < 0 ) // Make first visible element
- this.element.scrollTop( elTop + liTop );
- else if ( liTop + liHeight > elHeight ) // Make last visible element
- this.element.scrollTop( elTop + liTop - elHeight + liHeight );
-
- // Trigger the river-select event
- this.element.trigger('river-select', [ li, event, this ]);
- },
- deselect: function() {
- if ( this.selected )
- this.selected.removeClass('selected');
- this.selected = false;
- },
- prev: function() {
- if ( ! this.visible )
- return;
-
- var to;
- if ( this.selected ) {
- to = this.selected.prev('li');
- if ( to.length )
- this.select( to );
- }
- },
- next: function() {
- if ( ! this.visible )
- return;
-
- var to = this.selected ? this.selected.next('li') : $('li:not(.unselectable):first', this.element);
- if ( to.length )
- this.select( to );
- },
- ajax: function( callback ) {
- var self = this,
- delay = this.query.page == 1 ? 0 : wpLink.minRiverAJAXDuration,
- response = wpLink.delayedCallback( function( results, params ) {
- self.process( results, params );
- if ( callback )
- callback( results, params );
- }, delay );
-
- this.query.ajax( response );
- },
- change: function( search ) {
- if ( this.query && this._search == search )
- return;
-
- this._search = search;
- this.query = new Query( search );
- this.element.scrollTop(0);
- },
- process: function( results, params ) {
- var list = '', alt = true, classes = '',
- firstPage = params.page == 1;
-
- if ( !results ) {
- if ( firstPage ) {
- list += '<li class="unselectable"><span class="item-title"><em>'
- + wpLinkL10n.noMatchesFound
- + '</em></span></li>';
- }
- } else {
- $.each( results, function() {
- classes = alt ? 'alternate' : '';
- classes += this['title'] ? '' : ' no-title';
- list += classes ? '<li class="' + classes + '">' : '<li>';
- list += '<input type="hidden" class="item-permalink" value="' + this['permalink'] + '" />';
- list += '<span class="item-title">';
- list += this['title'] ? this['title'] : wpLinkL10n.noTitle;
- list += '</span><span class="item-info">' + this['info'] + '</span></li>';
- alt = ! alt;
- });
- }
-
- this.ul[ firstPage ? 'html' : 'append' ]( list );
- },
- maybeLoad: function() {
- var self = this,
- el = this.element,
- bottom = el.scrollTop() + el.height();
-
- if ( ! this.query.ready() || bottom < this.ul.height() - wpLink.riverBottomThreshold )
- return;
-
- setTimeout(function() {
- var newTop = el.scrollTop(),
- newBottom = newTop + el.height();
-
- if ( ! self.query.ready() || newBottom < self.ul.height() - wpLink.riverBottomThreshold )
- return;
-
- self.waiting.show();
- el.scrollTop( newTop + self.waiting.outerHeight() );
-
- self.ajax( function() { self.waiting.hide(); });
- }, wpLink.timeToTriggerRiver );
- }
- });
-
- Query = function( search ) {
- this.page = 1;
- this.allLoaded = false;
- this.querying = false;
- this.search = search;
- };
-
- $.extend( Query.prototype, {
- ready: function() {
- return !( this.querying || this.allLoaded );
- },
- ajax: function( callback ) {
- var self = this,
- query = {
- action : 'wp-link-ajax',
- page : this.page,
- '_ajax_linking_nonce' : $('#_ajax_linking_nonce').val()
- };
-
- if ( this.search )
- query.search = this.search;
-
- this.querying = true;
-
- $.post( ajaxurl, query, function(r) {
- self.page++;
- self.querying = false;
- self.allLoaded = !r;
- callback( r, query );
- }, "json" );
- }
- });
-
- $(document).ready( wpLink.init );
-})(jQuery);
scripts.mit.edu / autoinstalls / wordpress.git / blobdiff