X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/99a64b9fd0d5ebb21c33c3a0b5865e9c412b430c..5aa86a9053fb0fa15846bb60aac2fb8fdfff524a:/wp-includes/js/wplink.dev.js

diff --git a/wp-includes/js/wplink.dev.js b/wp-includes/js/wplink.dev.js
new file mode 100644
index 00000000..24403d31
--- /dev/null
+++ b/wp-includes/js/wplink.dev.js
@@ -0,0 +1,594 @@
+var wpLink;
+
+(function($){
+	var inputs = {}, rivers = {}, ed, River, Query;
+
+	wpLink = {
+		timeToTriggerRiver: 150,
+		minRiverAJAXDuration: 200,
+		riverBottomThreshold: 5,
+		keySensitivity: 100,
+		lastSearch: '',
+		textarea: '',
+
+		init : function() {
+			inputs.dialog = $('#wp-link');
+			inputs.submit = $('#wp-link-submit');
+			// URL
+			inputs.url = $('#url-field');
+			inputs.nonce = $('#_ajax_linking_nonce');
+			// 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){
+				e.preventDefault();
+				wpLink.update();
+			});
+			$('#wp-link-cancel').click( function(e){
+				e.preventDefault();
+				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() {
+			if ( !wpActiveEditor )
+				return;
+
+			this.textarea = $('#'+wpActiveEditor).get(0);
+
+			// 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( ed.dom.getAttrib(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' : inputs.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);