2 * jQuery Migrate - v1.2.1 - 2013-05-08
3 * https://github.com/jquery/jquery-migrate
4 * Copyright 2005, 2013 jQuery Foundation, Inc. and other contributors; Licensed MIT
6 * Patched for MediaWiki to add mw.track calls. --Krinkle 2014-04-14
8 (function( jQuery, window, undefined ) {
9 // See http://bugs.jquery.com/ticket/13335
15 // List of warnings already given; public read only
16 jQuery.migrateWarnings = [];
18 // Set to true to prevent console output; migrateWarnings still maintained
19 // jQuery.migrateMute = false;
21 // Show a message on the console so devs know we're active
22 if ( !jQuery.migrateMute && window.console && window.console.log ) {
23 window.console.log("JQMIGRATE: Logging is active");
26 // Set to false to disable traces that appear with warnings
27 if ( jQuery.migrateTrace === undefined ) {
28 jQuery.migrateTrace = true;
31 // Forget any warnings we've already given; public
32 jQuery.migrateReset = function() {
34 jQuery.migrateWarnings.length = 0;
37 function migrateWarn( msg, key ) {
38 var console = window.console;
40 MediaWiki patch for tracking usage.
65 mw.track( "jquery.migrate", key || "unknown" );
67 if ( !warnedAbout[ msg ] ) {
68 warnedAbout[ msg ] = true;
69 jQuery.migrateWarnings.push( msg );
70 if ( console && console.warn && !jQuery.migrateMute ) {
71 console.warn( "JQMIGRATE: " + msg );
72 if ( jQuery.migrateTrace && console.trace ) {
79 function migrateWarnProp( obj, prop, value, msg, key ) {
80 if ( Object.defineProperty ) {
81 // On ES5 browsers (non-oldIE), warn if the code tries to get prop;
82 // allow property to be overwritten in case some other plugin wants it
84 Object.defineProperty( obj, prop, {
88 migrateWarn( msg, key || prop );
91 set: function( newValue ) {
92 migrateWarn( msg, key || prop );
98 // IE8 is a dope about Object.defineProperty, can't warn there
102 // Non-ES5 (or broken) browser; just set the property
103 jQuery._definePropertyBroken = true;
107 if ( document.compatMode === "BackCompat" ) {
108 // jQuery has never supported or tested Quirks Mode
109 migrateWarn( "jQuery is not compatible with Quirks Mode" );
113 var attrFn = jQuery( "<input/>", { size: 1 } ).attr("size") && jQuery.attrFn,
114 oldAttr = jQuery.attr,
115 valueAttrGet = jQuery.attrHooks.value && jQuery.attrHooks.value.get ||
116 function() { return null; },
117 valueAttrSet = jQuery.attrHooks.value && jQuery.attrHooks.value.set ||
118 function() { return undefined; },
119 rnoType = /^(?:input|button)$/i,
120 rnoAttrNodeType = /^[238]$/,
121 rboolean = /^(?:autofocus|autoplay|async|checked|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped|selected)$/i,
122 ruseDefault = /^(?:checked|selected)$/i;
125 migrateWarnProp( jQuery, "attrFn", attrFn || {}, "jQuery.attrFn is deprecated" );
127 jQuery.attr = function( elem, name, value, pass ) {
128 var lowerName = name.toLowerCase(),
129 nType = elem && elem.nodeType;
132 // Since pass is used internally, we only warn for new jQuery
133 // versions where there isn't a pass arg in the formal params
134 if ( oldAttr.length < 4 ) {
135 migrateWarn("jQuery.fn.attr( props, pass ) is deprecated", "attr-pass" );
137 if ( elem && !rnoAttrNodeType.test( nType ) &&
138 (attrFn ? name in attrFn : jQuery.isFunction(jQuery.fn[name])) ) {
139 return jQuery( elem )[ name ]( value );
143 // Warn if user tries to set `type`, since it breaks on IE 6/7/8; by checking
144 // for disconnected elements we don't warn on $( "<button>", { type: "button" } ).
145 if ( name === "type" && value !== undefined && rnoType.test( elem.nodeName ) && elem.parentNode ) {
146 migrateWarn("Can't change the 'type' of an input or button in IE 6/7/8", "input-type");
149 // Restore boolHook for boolean property/attribute synchronization
150 if ( !jQuery.attrHooks[ lowerName ] && rboolean.test( lowerName ) ) {
151 jQuery.attrHooks[ lowerName ] = {
152 get: function( elem, name ) {
153 // Align boolean attributes with corresponding properties
154 // Fall back to attribute presence where some booleans are not supported
156 property = jQuery.prop( elem, name );
157 return property === true || typeof property !== "boolean" &&
158 ( attrNode = elem.getAttributeNode(name) ) && attrNode.nodeValue !== false ?
163 set: function( elem, value, name ) {
165 if ( value === false ) {
166 // Remove boolean attributes when set to false
167 jQuery.removeAttr( elem, name );
169 // value is true since we know at this point it's type boolean and not false
170 // Set boolean attributes to the same name and set the DOM property
171 propName = jQuery.propFix[ name ] || name;
172 if ( propName in elem ) {
173 // Only set the IDL specifically if it already exists on the element
174 elem[ propName ] = true;
177 elem.setAttribute( name, name.toLowerCase() );
183 // Warn only for attributes that can remain distinct from their properties post-1.9
184 if ( ruseDefault.test( lowerName ) ) {
185 migrateWarn( "jQuery.fn.attr('" + lowerName + "') may use property instead of attribute", "attr-prop" );
189 return oldAttr.call( jQuery, elem, name, value );
193 jQuery.attrHooks.value = {
194 get: function( elem, name ) {
195 var nodeName = ( elem.nodeName || "" ).toLowerCase();
196 if ( nodeName === "button" ) {
197 return valueAttrGet.apply( this, arguments );
199 if ( nodeName !== "input" && nodeName !== "option" ) {
200 migrateWarn("jQuery.fn.attr('value') no longer gets properties", "attr-prop");
202 return name in elem ?
206 set: function( elem, value ) {
207 var nodeName = ( elem.nodeName || "" ).toLowerCase();
208 if ( nodeName === "button" ) {
209 return valueAttrSet.apply( this, arguments );
211 if ( nodeName !== "input" && nodeName !== "option" ) {
212 migrateWarn("jQuery.fn.attr('value', val) no longer sets properties", "attr-prop");
214 // Does not return so that setAttribute is also used
220 var matched, browser,
221 oldInit = jQuery.fn.init,
222 oldParseJSON = jQuery.parseJSON,
223 // Note: XSS check is done below after string is trimmed
224 rquickExpr = /^([^<]*)(<[\w\W]+>)([^>]*)$/;
226 // $(html) "looks like html" rule change
227 jQuery.fn.init = function( selector, context, rootjQuery ) {
230 if ( selector && typeof selector === "string" && !jQuery.isPlainObject( context ) &&
231 (match = rquickExpr.exec( jQuery.trim( selector ) )) && match[ 0 ] ) {
232 // This is an HTML string according to the "old" rules; is it still?
233 if ( selector.charAt( 0 ) !== "<" ) {
234 migrateWarn("$(html) HTML strings must start with '<' character", "create-html");
237 migrateWarn("$(html) HTML text after last tag is ignored", "create-html");
239 // Consistently reject any HTML-like string starting with a hash (#9521)
240 // Note that this may break jQuery 1.6.x code that otherwise would work.
241 if ( match[ 0 ].charAt( 0 ) === "#" ) {
242 migrateWarn("HTML string cannot start with a '#' character", "create-html");
243 jQuery.error("JQMIGRATE: Invalid selector string (XSS)");
245 // Now process using loose rules; let pre-1.8 play too
246 if ( context && context.context ) {
247 // jQuery object as context; parseHTML expects a DOM object
248 context = context.context;
250 if ( jQuery.parseHTML ) {
251 return oldInit.call( this, jQuery.parseHTML( match[ 2 ], context, true ),
252 context, rootjQuery );
255 return oldInit.apply( this, arguments );
257 jQuery.fn.init.prototype = jQuery.fn;
259 // Let $.parseJSON(falsy_value) return null
260 jQuery.parseJSON = function( json ) {
261 if ( !json && json !== null ) {
262 migrateWarn("jQuery.parseJSON requires a valid JSON string", "json-invalid");
265 return oldParseJSON.apply( this, arguments );
268 jQuery.uaMatch = function( ua ) {
269 ua = ua.toLowerCase();
271 var match = /(chrome)[ \/]([\w.]+)/.exec( ua ) ||
272 /(webkit)[ \/]([\w.]+)/.exec( ua ) ||
273 /(opera)(?:.*version|)[ \/]([\w.]+)/.exec( ua ) ||
274 /(msie) ([\w.]+)/.exec( ua ) ||
275 ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec( ua ) ||
279 browser: match[ 1 ] || "",
280 version: match[ 2 ] || "0"
284 // Don't clobber any existing jQuery.browser in case it's different
285 if ( !jQuery.browser ) {
286 matched = jQuery.uaMatch( navigator.userAgent );
289 if ( matched.browser ) {
290 browser[ matched.browser ] = true;
291 browser.version = matched.version;
294 // Chrome is Webkit, but Webkit is also Safari.
295 if ( browser.chrome ) {
296 browser.webkit = true;
297 } else if ( browser.webkit ) {
298 browser.safari = true;
301 jQuery.browser = browser;
304 // Warn if the code tries to get jQuery.browser
305 migrateWarnProp( jQuery, "browser", jQuery.browser, "jQuery.browser is deprecated" );
307 jQuery.sub = function() {
308 function jQuerySub( selector, context ) {
309 return new jQuerySub.fn.init( selector, context );
311 jQuery.extend( true, jQuerySub, this );
312 jQuerySub.superclass = this;
313 jQuerySub.fn = jQuerySub.prototype = this();
314 jQuerySub.fn.constructor = jQuerySub;
315 jQuerySub.sub = this.sub;
316 jQuerySub.fn.init = function init( selector, context ) {
317 if ( context && context instanceof jQuery && !(context instanceof jQuerySub) ) {
318 context = jQuerySub( context );
321 return jQuery.fn.init.call( this, selector, context, rootjQuerySub );
323 jQuerySub.fn.init.prototype = jQuerySub.fn;
324 var rootjQuerySub = jQuerySub(document);
325 migrateWarn( "jQuery.sub() is deprecated", "sub" );
330 // Ensure that $.ajax gets the new parseJSON defined in core.js
333 "text json": jQuery.parseJSON
338 var oldFnData = jQuery.fn.data;
340 jQuery.fn.data = function( name ) {
344 // Handles 1.7 which has this behavior and 1.8 which doesn't
345 if ( elem && name === "events" && arguments.length === 1 ) {
346 ret = jQuery.data( elem, name );
347 evt = jQuery._data( elem, name );
348 if ( ( ret === undefined || ret === evt ) && evt !== undefined ) {
349 migrateWarn("Use of jQuery.fn.data('events') is deprecated", "data-events");
353 return oldFnData.apply( this, arguments );
357 var rscriptType = /\/(java|ecma)script/i,
358 oldSelf = jQuery.fn.andSelf || jQuery.fn.addBack;
360 jQuery.fn.andSelf = function() {
361 migrateWarn("jQuery.fn.andSelf() replaced by jQuery.fn.addBack()", "andSelf");
362 return oldSelf.apply( this, arguments );
365 // Since jQuery.clean is used internally on older versions, we only shim if it's missing
366 if ( !jQuery.clean ) {
367 jQuery.clean = function( elems, context, fragment, scripts ) {
368 // Set context per 1.8 logic
369 context = context || document;
370 context = !context.nodeType && context[0] || context;
371 context = context.ownerDocument || context;
373 migrateWarn("jQuery.clean() is deprecated", "clean");
375 var i, elem, handleScript, jsTags,
378 jQuery.merge( ret, jQuery.buildFragment( elems, context ).childNodes );
380 // Complex logic lifted directly from jQuery 1.8
382 // Special handling of each script element
383 handleScript = function( elem ) {
384 // Check if we consider it executable
385 if ( !elem.type || rscriptType.test( elem.type ) ) {
386 // Detach the script and store it in the scripts array (if provided) or the fragment
387 // Return truthy to indicate that it has been handled
389 scripts.push( elem.parentNode ? elem.parentNode.removeChild( elem ) : elem ) :
390 fragment.appendChild( elem );
394 for ( i = 0; (elem = ret[i]) != null; i++ ) {
395 // Check if we're done after handling an executable script
396 if ( !( jQuery.nodeName( elem, "script" ) && handleScript( elem ) ) ) {
397 // Append to fragment and handle embedded scripts
398 fragment.appendChild( elem );
399 if ( typeof elem.getElementsByTagName !== "undefined" ) {
400 // handleScript alters the DOM, so use jQuery.merge to ensure snapshot iteration
401 jsTags = jQuery.grep( jQuery.merge( [], elem.getElementsByTagName("script") ), handleScript );
403 // Splice the scripts into ret after their former ancestor and advance our index beyond them
404 ret.splice.apply( ret, [i + 1, 0].concat( jsTags ) );
415 var eventAdd = jQuery.event.add,
416 eventRemove = jQuery.event.remove,
417 eventTrigger = jQuery.event.trigger,
418 oldToggle = jQuery.fn.toggle,
419 oldLive = jQuery.fn.live,
420 oldDie = jQuery.fn.die,
421 ajaxEvents = "ajaxStart|ajaxStop|ajaxSend|ajaxComplete|ajaxError|ajaxSuccess",
422 rajaxEvent = new RegExp( "\\b(?:" + ajaxEvents + ")\\b" ),
423 rhoverHack = /(?:^|\s)hover(\.\S+|)\b/,
424 hoverHack = function( events ) {
425 if ( typeof( events ) !== "string" || jQuery.event.special.hover ) {
428 if ( rhoverHack.test( events ) ) {
429 migrateWarn("'hover' pseudo-event is deprecated, use 'mouseenter mouseleave'", "event-hover");
431 return events && events.replace( rhoverHack, "mouseenter$1 mouseleave$1" );
434 // Event props removed in 1.9, put them back if needed; no practical way to warn them
435 if ( jQuery.event.props && jQuery.event.props[ 0 ] !== "attrChange" ) {
436 jQuery.event.props.unshift( "attrChange", "attrName", "relatedNode", "srcElement" );
439 // Undocumented jQuery.event.handle was "deprecated" in jQuery 1.7
440 if ( jQuery.event.dispatch ) {
441 migrateWarnProp( jQuery.event, "handle", jQuery.event.dispatch, "jQuery.event.handle is undocumented and deprecated", "event-handle" );
444 // Support for 'hover' pseudo-event and ajax event warnings
445 jQuery.event.add = function( elem, types, handler, data, selector ){
446 if ( elem !== document && rajaxEvent.test( types ) ) {
447 migrateWarn( "AJAX events should be attached to document: " + types, "event-ajax" );
449 eventAdd.call( this, elem, hoverHack( types || "" ), handler, data, selector );
451 jQuery.event.remove = function( elem, types, handler, selector, mappedTypes ){
452 eventRemove.call( this, elem, hoverHack( types ) || "", handler, selector, mappedTypes );
455 jQuery.fn.error = function() {
456 var args = Array.prototype.slice.call( arguments, 0);
457 migrateWarn("jQuery.fn.error() is deprecated", "bind-error");
458 args.splice( 0, 0, "error" );
459 if ( arguments.length ) {
460 return this.bind.apply( this, args );
462 // error event should not bubble to window, although it does pre-1.7
463 this.triggerHandler.apply( this, args );
467 jQuery.fn.toggle = function( fn, fn2 ) {
469 // Don't mess with animation or css toggles
470 if ( !jQuery.isFunction( fn ) || !jQuery.isFunction( fn2 ) ) {
471 return oldToggle.apply( this, arguments );
473 migrateWarn("jQuery.fn.toggle(handler, handler...) is deprecated", "toggle-handle");
475 // Save reference to arguments for access in closure
476 var args = arguments,
477 guid = fn.guid || jQuery.guid++,
479 toggler = function( event ) {
480 // Figure out which function to execute
481 var lastToggle = ( jQuery._data( this, "lastToggle" + fn.guid ) || 0 ) % i;
482 jQuery._data( this, "lastToggle" + fn.guid, lastToggle + 1 );
484 // Make sure that clicks stop
485 event.preventDefault();
487 // and execute the function
488 return args[ lastToggle ].apply( this, arguments ) || false;
491 // link all the functions, so any of them can unbind this click handler
493 while ( i < args.length ) {
494 args[ i++ ].guid = guid;
497 return this.click( toggler );
500 jQuery.fn.live = function( types, data, fn ) {
501 migrateWarn("jQuery.fn.live() is deprecated", "live");
503 return oldLive.apply( this, arguments );
505 jQuery( this.context ).on( types, this.selector, data, fn );
509 jQuery.fn.die = function( types, fn ) {
510 migrateWarn("jQuery.fn.die() is deprecated", "die");
512 return oldDie.apply( this, arguments );
514 jQuery( this.context ).off( types, this.selector || "**", fn );
518 // Turn global events into document-triggered events
519 jQuery.event.trigger = function( event, data, elem, onlyHandlers ){
520 if ( !elem && !rajaxEvent.test( event ) ) {
521 migrateWarn( "Global events are undocumented and deprecated", "event-global" );
523 return eventTrigger.call( this, event, data, elem || document, onlyHandlers );
525 jQuery.each( ajaxEvents.split("|"),
526 function( _, name ) {
527 jQuery.event.special[ name ] = {
531 // The document needs no shimming; must be !== for oldIE
532 if ( elem !== document ) {
533 jQuery.event.add( document, name + "." + jQuery.guid, function() {
534 jQuery.event.trigger( name, null, elem, true );
536 jQuery._data( this, name, jQuery.guid++ );
540 teardown: function() {
541 if ( this !== document ) {
542 jQuery.event.remove( document, name + "." + jQuery._data( this, name ) );
551 })( jQuery, window );