tiny_mce_src.js

来自「很棒的在线教学系统」· JavaScript 代码 · 共 2,013 行 · 第 1/5 页

		
				tinyMCE._setHTML(doc, inst.formElement.value);

				if (!tinyMCE.isMSIE)
					doc.body.innerHTML = tinyMCE._cleanupHTML(inst, doc, this.settings, doc.body, inst.visualAid);
			}
		}
	},

	addMCEControl : function(replace_element, form_element_name, target_document) {
		var id = "mce_editor_" + tinyMCE.idCounter++;
		var inst = new TinyMCE_Control(tinyMCE.settings);

		inst.editorId = id;
		this.instances[id] = inst;

		inst._onAdd(replace_element, form_element_name, target_document);
	},

	removeMCEControl : function(editor_id) {
		var inst = tinyMCE.getInstanceById(editor_id);

		if (inst) {
			inst.switchSettings();

			editor_id = inst.editorId;
			var html = tinyMCE.getContent(editor_id);

			// Remove editor instance from instances array
			var tmpInstances = new Array();
			for (var instanceName in tinyMCE.instances) {
				var instance = tinyMCE.instances[instanceName];
				if (!tinyMCE.isInstance(instance))
					continue;

				if (instanceName != editor_id)
						tmpInstances[instanceName] = instance;
			}
			tinyMCE.instances = tmpInstances;

			tinyMCE.selectedElement = null;
			tinyMCE.selectedInstance = null;

			// Remove element
			var replaceElement = document.getElementById(editor_id + "_parent");
			var oldTargetElement = inst.oldTargetElement;
			var targetName = oldTargetElement.nodeName.toLowerCase();

			if (targetName == "textarea" || targetName == "input") {
				// Just show the old text area
				replaceElement.parentNode.removeChild(replaceElement);
				oldTargetElement.style.display = "inline";
				oldTargetElement.value = html;
			} else {
				oldTargetElement.innerHTML = html;
				oldTargetElement.style.display = 'block';

				replaceElement.parentNode.insertBefore(oldTargetElement, replaceElement);
				replaceElement.parentNode.removeChild(replaceElement);
			}
		}
	},

	triggerSave : function(skip_cleanup, skip_callback) {
		// Cleanup and set all form fields
		for (var n in tinyMCE.instances) {
			var inst = tinyMCE.instances[n];
			if (!tinyMCE.isInstance(inst))
				continue;

			inst.switchSettings();

			tinyMCE.settings['preformatted'] = false;

			// Default to false
			if (typeof(skip_cleanup) == "undefined")
				skip_cleanup = false;

			// Default to false
			if (typeof(skip_callback) == "undefined")
				skip_callback = false;

			tinyMCE._setHTML(inst.getDoc(), inst.getBody().innerHTML);

			// Remove visual aids when cleanup is disabled
			if (inst.settings['cleanup'] == false) {
				tinyMCE.handleVisualAid(inst.getBody(), true, false, inst);
				tinyMCE._setEventsEnabled(inst.getBody(), true);
			}

			tinyMCE._customCleanup(inst, "submit_content_dom", inst.contentWindow.document.body);
			var htm = skip_cleanup ? inst.getBody().innerHTML : tinyMCE._cleanupHTML(inst, inst.getDoc(), this.settings, inst.getBody(), this.visualAid, true, true);
			htm = tinyMCE._customCleanup(inst, "submit_content", htm);

			if (!skip_callback && tinyMCE.settings['save_callback'] != "")
				var content = eval(tinyMCE.settings['save_callback'] + "(inst.formTargetElementId,htm,inst.getBody());");

			// Use callback content if available
			if ((typeof(content) != "undefined") && content != null)
				htm = content;

			// Replace some weird entities (Bug: #1056343)
			htm = tinyMCE.regexpReplace(htm, "(", "(", "gi");
			htm = tinyMCE.regexpReplace(htm, ")", ")", "gi");
			htm = tinyMCE.regexpReplace(htm, "&#59;", ";", "gi");
			htm = tinyMCE.regexpReplace(htm, """, """, "gi");
			htm = tinyMCE.regexpReplace(htm, "^", "^", "gi");

			if (inst.formElement)
				inst.formElement.value = htm;

			if (tinyMCE.isSafari && inst.formElement)
				inst.formElement.innerText = htm;
		}
	},

	resetForm : function(form_index) {
		var i, inst, n, formObj = document.forms[form_index];

		for (n in tinyMCE.instances) {
			inst = tinyMCE.instances[n];

			if (!tinyMCE.isInstance(inst))
				continue;

			inst.switchSettings();

			for (i=0; i<formObj.elements.length; i++) {
				if (inst.formTargetElementId == formObj.elements[i].name)
					inst.getBody().innerHTML = inst.startContent;
			}
		}
	},

	execInstanceCommand : function(editor_id, command, user_interface, value, focus) {
		var inst = tinyMCE.getInstanceById(editor_id);
		if (inst) {
			if (typeof(focus) == "undefined")
				focus = true;

			if (focus)
				inst.contentWindow.focus();

			// Reset design mode if lost
			inst.autoResetDesignMode();

			this.selectedElement = inst.getFocusElement();
			this.selectedInstance = inst;
			tinyMCE.execCommand(command, user_interface, value);

			// Cancel event so it doesn't call onbeforeonunlaod
			if (tinyMCE.isMSIE && window.event != null)
				tinyMCE.cancelEvent(window.event);
		}
	},

	execCommand : function(command, user_interface, value) {
		// Default input
		user_interface = user_interface ? user_interface : false;
		value = value ? value : null;

		if (tinyMCE.selectedInstance)
			tinyMCE.selectedInstance.switchSettings();

		switch (command) {
			case 'mceHelp':
				tinyMCE.openWindow({
					file : 'about.htm',
					width : 480,
					height : 380
				}, {
					tinymce_version : tinyMCE.majorVersion + "." + tinyMCE.minorVersion,
					tinymce_releasedate : tinyMCE.releaseDate,
					inline : "yes"
				});
			return;

			case 'mceFocus':
				var inst = tinyMCE.getInstanceById(value);
				if (inst)
					inst.contentWindow.focus();
			return;

			case "mceAddControl":
			case "mceAddEditor":
				tinyMCE.addMCEControl(tinyMCE._getElementById(value), value);
				return;

			case "mceAddFrameControl":
				tinyMCE.addMCEControl(tinyMCE._getElementById(value), value['element'], value['document']);
				return;

			case "mceRemoveControl":
			case "mceRemoveEditor":
				tinyMCE.removeMCEControl(value);
				return;

			case "mceResetDesignMode":
				// Resets the designmode state of the editors in Gecko
				if (!tinyMCE.isMSIE) {
					for (var n in tinyMCE.instances) {
						if (!tinyMCE.isInstance(tinyMCE.instances[n]))
							continue;

						try {
							tinyMCE.instances[n].getDoc().designMode = "on";
						} catch (e) {
							// Ignore any errors
						}
					}
				}

				return;
		}

		if (this.selectedInstance) {
			this.selectedInstance.execCommand(command, user_interface, value);
		} else if (tinyMCE.settings['focus_alert'])
			alert(tinyMCELang['lang_focus_alert']);
	},

	_createIFrame : function(replace_element) {
		var iframe = document.createElement("iframe");
		var id = replace_element.getAttribute("id");
		var aw, ah;

		aw = "" + tinyMCE.settings['area_width'];
		ah = "" + tinyMCE.settings['area_height'];

		if (aw.indexOf('%') == -1) {
			aw = parseInt(aw);
			aw = aw < 0 ? 300 : aw;
			aw = aw + "px";
		}

		if (ah.indexOf('%') == -1) {
			ah = parseInt(ah);
			ah = ah < 0 ? 240 : ah;
			ah = ah + "px";
		}

		iframe.setAttribute("id", id);
		//iframe.setAttribute("className", "mceEditorArea");
		iframe.setAttribute("border", "0");
		iframe.setAttribute("frameBorder", "0");
		iframe.setAttribute("marginWidth", "0");
		iframe.setAttribute("marginHeight", "0");
		iframe.setAttribute("leftMargin", "0");
		iframe.setAttribute("topMargin", "0");
		iframe.setAttribute("width", aw);
		iframe.setAttribute("height", ah);
		iframe.setAttribute("allowtransparency", "true");

		if (tinyMCE.settings["auto_resize"])
			iframe.setAttribute("scrolling", "no");

		// Must have a src element in MSIE HTTPs breaks aswell as absoute URLs
		if (tinyMCE.isMSIE && !tinyMCE.isOpera)
			iframe.setAttribute("src", this.settings['default_document']);

		iframe.style.width = aw;
		iframe.style.height = ah;

		// MSIE 5.0 issue
		if (tinyMCE.isMSIE && !tinyMCE.isOpera)
			replace_element.outerHTML = iframe.outerHTML;
		else
			replace_element.parentNode.replaceChild(iframe, replace_element);

		if (tinyMCE.isMSIE)
			return window.frames[id];
		else
			return iframe;
	},

	setupContent : function(editor_id) {
		var inst = tinyMCE.instances[editor_id];
		var doc = inst.getDoc();
		var head = doc.getElementsByTagName('head').item(0);
		var content = inst.startContent;

		inst.switchSettings();

		// Not loaded correctly hit it again, Mozilla bug #997860
		if (!tinyMCE.isMSIE && tinyMCE.getParam("setupcontent_reload", false) && doc.title != "blank_page") {
			// This part will remove the designMode status
			// Failes first time in Firefox 1.5b2 on Mac
			try {doc.location.href = tinyMCE.baseURL + "/blank.htm";} catch (ex) {}
			window.setTimeout("tinyMCE.setupContent('" + editor_id + "');", 1000);
			return;
		}

		if (!head) {
			window.setTimeout("tinyMCE.setupContent('" + editor_id + "');", 10);
			return;
		}

		// Import theme specific content CSS the user specific
		tinyMCE.importCSS(inst.getDoc(), tinyMCE.baseURL + "/themes/" + inst.settings['theme'] + "/css/editor_content.css");
		tinyMCE.importCSS(inst.getDoc(), inst.settings['content_css']);
		tinyMCE.dispatchCallback(inst, 'init_instance_callback', 'initInstance', inst);

		// Setup keyboard shortcuts
		if (tinyMCE.getParam('custom_undo_redo_keyboard_shortcuts')) {
			inst.addShortcut('ctrl', 'z', 'lang_undo_desc', 'Undo');
			inst.addShortcut('ctrl', 'y', 'lang_redo_desc', 'Redo');
		}

		// Add default shortcuts for gecko
		if (tinyMCE.isGecko) {
			inst.addShortcut('ctrl', 'b', 'lang_bold_desc', 'Bold');
			inst.addShortcut('ctrl', 'i', 'lang_italic_desc', 'Italic');
			inst.addShortcut('ctrl', 'u', 'lang_underline_desc', 'Underline');
		}

		// Setup span styles
		if (tinyMCE.getParam("convert_fonts_to_spans"))
			inst.getDoc().body.setAttribute('id', 'mceSpanFonts');

		if (tinyMCE.settings['nowrap'])
			doc.body.style.whiteSpace = "nowrap";

		doc.body.dir = this.settings['directionality'];
		doc.editorId = editor_id;

		// Add on document element in Mozilla
		if (!tinyMCE.isMSIE)
			doc.documentElement.editorId = editor_id;

		inst.setBaseHREF(tinyMCE.settings['base_href']);

		// Replace new line characters to BRs
		if (tinyMCE.settings['convert_newlines_to_brs']) {
			content = tinyMCE.regexpReplace(content, "\r\n", "<br />", "gi");
			content = tinyMCE.regexpReplace(content, "\r", "<br />", "gi");
			content = tinyMCE.regexpReplace(content, "\n", "<br />", "gi");
		}

		// Open closed anchors
	//	content = content.replace(new RegExp('<a(.*?)/>', 'gi'), '<a$1></a>');

		// Call custom cleanup code
		content = tinyMCE.storeAwayURLs(content);
		content = tinyMCE._customCleanup(inst, "insert_to_editor", content);

		if (tinyMCE.isMSIE) {
			// Ugly!!!
			window.setInterval('try{tinyMCE.getCSSClasses(document.frames["' + editor_id + '"].document, "' + editor_id + '");}catch(e){}', 500);

			if (tinyMCE.settings["force_br_newlines"])
				document.frames[editor_id].document.styleSheets[0].addRule("p", "margin: 0;");

			var body = document.frames[editor_id].document.body;

			body.editorId = editor_id;
		}

		content = tinyMCE.cleanupHTMLCode(content);

		// Fix for bug #958637
		if (!tinyMCE.isMSIE) {
			var contentElement = inst.getDoc().createElement("body");
			var doc = inst.getDoc();

			contentElement.innerHTML = content;

			// Remove weridness!
			if (tinyMCE.isGecko && tinyMCE.settings['remove_lt_gt'])
				content = content.replace(new RegExp('&lt;&gt;', 'g'), "");

			if (tinyMCE.settings['cleanup_on_startup'])
				tinyMCE.setInnerHTML(inst.getBody(), tinyMCE._cleanupHTML(inst, doc, this.settings, contentElement));
			else {
				// Convert all strong/em to b/i
				content = tinyMCE.regexpReplace(content, "<strong", "<b", "gi");
				content = tinyMCE.regexpReplace(content, "<em(/?)>", "<i$1>", "gi");
				content = tinyMCE.regexpReplace(content, "<em ", "<i ", "gi");
				content = tinyMCE.regexpReplace(content, "</strong>", "</b>", "gi");
				content = tinyMCE.regexpReplace(content, "</em>", "</i>", "gi");
				tinyMCE.setInnerHTML(inst.getBody(), content);
			}

			tinyMCE.convertAllRelativeURLs(inst.getBody());
		} else {
			if (tinyMCE.settings['cleanup_on_startup']) {
				tinyMCE._setHTML(inst.getDoc(), content);

				// Produces permission denied error in MSIE 5.5
				eval('try {tinyMCE.setInnerHTML(inst.getBody(), tinyMCE._cleanupHTML(inst, inst.contentDocument, this.settings, inst.getBody()));} catch(e) {}');
			} else
				tinyMCE._setHTML(inst.getDoc(), content);
		}

		// Fix for bug #957681
		//inst.getDoc().designMode = inst.getDoc().designMode;

		// Setup element references
		var parentElm = document.getElementById(inst.editorId + '_parent');
		inst.formElement = tinyMCE.isGecko ? parentElm.previousSibling : parentElm.nextSibling;

		tinyMCE.handleVisualAid(inst.getBody(), true, tinyMCE.settings['visual'], inst);
		tinyMCE.dispatchCallback(inst, 'setupcontent_callback', 'setupContent', editor_id, inst.getBody(), inst.getDoc());