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PHP Cross Reference of WordPress Trunk (Updated Daily) |
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1 /** 2 * @output wp-admin/js/common.js 3 */ 4 5 /* global setUserSetting, ajaxurl, alert, confirm, pagenow */ 6 /* global columns, screenMeta */ 7 8 /** 9 * Adds common WordPress functionality to the window. 10 * 11 * @param {jQuery} $ jQuery object. 12 * @param {Object} window The window object. 13 * @param {mixed} undefined Unused. 14 */ 15 ( function( $, window, undefined ) { 16 var $document = $( document ), 17 $window = $( window ), 18 $body = $( document.body ), 19 __ = wp.i18n.__, 20 sprintf = wp.i18n.sprintf; 21 22 /** 23 * Throws an error for a deprecated property. 24 * 25 * @since 5.5.1 26 * 27 * @param {string} propName The property that was used. 28 * @param {string} version The version of WordPress that deprecated the property. 29 * @param {string} replacement The property that should have been used. 30 */ 31 function deprecatedProperty( propName, version, replacement ) { 32 var message; 33 34 if ( 'undefined' !== typeof replacement ) { 35 message = sprintf( 36 /* translators: 1: Deprecated property name, 2: Version number, 3: Alternative property name. */ 37 __( '%1$s is deprecated since version %2$s! Use %3$s instead.' ), 38 propName, 39 version, 40 replacement 41 ); 42 } else { 43 message = sprintf( 44 /* translators: 1: Deprecated property name, 2: Version number. */ 45 __( '%1$s is deprecated since version %2$s with no alternative available.' ), 46 propName, 47 version 48 ); 49 } 50 51 window.console.warn( message ); 52 } 53 54 /** 55 * Deprecate all properties on an object. 56 * 57 * @since 5.5.1 58 * @since 5.6.0 Added the `version` parameter. 59 * 60 * @param {string} name The name of the object, i.e. commonL10n. 61 * @param {object} l10nObject The object to deprecate the properties on. 62 * @param {string} version The version of WordPress that deprecated the property. 63 * 64 * @return {object} The object with all its properties deprecated. 65 */ 66 function deprecateL10nObject( name, l10nObject, version ) { 67 var deprecatedObject = {}; 68 69 Object.keys( l10nObject ).forEach( function( key ) { 70 var prop = l10nObject[ key ]; 71 var propName = name + '.' + key; 72 73 if ( 'object' === typeof prop ) { 74 Object.defineProperty( deprecatedObject, key, { get: function() { 75 deprecatedProperty( propName, version, prop.alternative ); 76 return prop.func(); 77 } } ); 78 } else { 79 Object.defineProperty( deprecatedObject, key, { get: function() { 80 deprecatedProperty( propName, version, 'wp.i18n' ); 81 return prop; 82 } } ); 83 } 84 } ); 85 86 return deprecatedObject; 87 } 88 89 window.wp.deprecateL10nObject = deprecateL10nObject; 90 91 /** 92 * Removed in 5.5.0, needed for back-compatibility. 93 * 94 * @since 2.6.0 95 * @deprecated 5.5.0 96 */ 97 window.commonL10n = window.commonL10n || { 98 warnDelete: '', 99 dismiss: '', 100 collapseMenu: '', 101 expandMenu: '' 102 }; 103 104 window.commonL10n = deprecateL10nObject( 'commonL10n', window.commonL10n, '5.5.0' ); 105 106 /** 107 * Removed in 5.5.0, needed for back-compatibility. 108 * 109 * @since 3.3.0 110 * @deprecated 5.5.0 111 */ 112 window.wpPointerL10n = window.wpPointerL10n || { 113 dismiss: '' 114 }; 115 116 window.wpPointerL10n = deprecateL10nObject( 'wpPointerL10n', window.wpPointerL10n, '5.5.0' ); 117 118 /** 119 * Removed in 5.5.0, needed for back-compatibility. 120 * 121 * @since 4.3.0 122 * @deprecated 5.5.0 123 */ 124 window.userProfileL10n = window.userProfileL10n || { 125 warn: '', 126 warnWeak: '', 127 show: '', 128 hide: '', 129 cancel: '', 130 ariaShow: '', 131 ariaHide: '' 132 }; 133 134 window.userProfileL10n = deprecateL10nObject( 'userProfileL10n', window.userProfileL10n, '5.5.0' ); 135 136 /** 137 * Removed in 5.5.0, needed for back-compatibility. 138 * 139 * @since 4.9.6 140 * @deprecated 5.5.0 141 */ 142 window.privacyToolsL10n = window.privacyToolsL10n || { 143 noDataFound: '', 144 foundAndRemoved: '', 145 noneRemoved: '', 146 someNotRemoved: '', 147 removalError: '', 148 emailSent: '', 149 noExportFile: '', 150 exportError: '' 151 }; 152 153 window.privacyToolsL10n = deprecateL10nObject( 'privacyToolsL10n', window.privacyToolsL10n, '5.5.0' ); 154 155 /** 156 * Removed in 5.5.0, needed for back-compatibility. 157 * 158 * @since 3.6.0 159 * @deprecated 5.5.0 160 */ 161 window.authcheckL10n = { 162 beforeunload: '' 163 }; 164 165 window.authcheckL10n = window.authcheckL10n || deprecateL10nObject( 'authcheckL10n', window.authcheckL10n, '5.5.0' ); 166 167 /** 168 * Removed in 5.5.0, needed for back-compatibility. 169 * 170 * @since 2.8.0 171 * @deprecated 5.5.0 172 */ 173 window.tagsl10n = { 174 noPerm: '', 175 broken: '' 176 }; 177 178 window.tagsl10n = window.tagsl10n || deprecateL10nObject( 'tagsl10n', window.tagsl10n, '5.5.0' ); 179 180 /** 181 * Removed in 5.5.0, needed for back-compatibility. 182 * 183 * @since 2.5.0 184 * @deprecated 5.5.0 185 */ 186 window.adminCommentsL10n = window.adminCommentsL10n || { 187 hotkeys_highlight_first: { 188 alternative: 'window.adminCommentsSettings.hotkeys_highlight_first', 189 func: function() { return window.adminCommentsSettings.hotkeys_highlight_first; } 190 }, 191 hotkeys_highlight_last: { 192 alternative: 'window.adminCommentsSettings.hotkeys_highlight_last', 193 func: function() { return window.adminCommentsSettings.hotkeys_highlight_last; } 194 }, 195 replyApprove: '', 196 reply: '', 197 warnQuickEdit: '', 198 warnCommentChanges: '', 199 docTitleComments: '', 200 docTitleCommentsCount: '' 201 }; 202 203 window.adminCommentsL10n = deprecateL10nObject( 'adminCommentsL10n', window.adminCommentsL10n, '5.5.0' ); 204 205 /** 206 * Removed in 5.5.0, needed for back-compatibility. 207 * 208 * @since 2.5.0 209 * @deprecated 5.5.0 210 */ 211 window.tagsSuggestL10n = window.tagsSuggestL10n || { 212 tagDelimiter: '', 213 removeTerm: '', 214 termSelected: '', 215 termAdded: '', 216 termRemoved: '' 217 }; 218 219 window.tagsSuggestL10n = deprecateL10nObject( 'tagsSuggestL10n', window.tagsSuggestL10n, '5.5.0' ); 220 221 /** 222 * Removed in 5.5.0, needed for back-compatibility. 223 * 224 * @since 3.5.0 225 * @deprecated 5.5.0 226 */ 227 window.wpColorPickerL10n = window.wpColorPickerL10n || { 228 clear: '', 229 clearAriaLabel: '', 230 defaultString: '', 231 defaultAriaLabel: '', 232 pick: '', 233 defaultLabel: '' 234 }; 235 236 window.wpColorPickerL10n = deprecateL10nObject( 'wpColorPickerL10n', window.wpColorPickerL10n, '5.5.0' ); 237 238 /** 239 * Removed in 5.5.0, needed for back-compatibility. 240 * 241 * @since 2.7.0 242 * @deprecated 5.5.0 243 */ 244 window.attachMediaBoxL10n = window.attachMediaBoxL10n || { 245 error: '' 246 }; 247 248 window.attachMediaBoxL10n = deprecateL10nObject( 'attachMediaBoxL10n', window.attachMediaBoxL10n, '5.5.0' ); 249 250 /** 251 * Removed in 5.5.0, needed for back-compatibility. 252 * 253 * @since 2.5.0 254 * @deprecated 5.5.0 255 */ 256 window.postL10n = window.postL10n || { 257 ok: '', 258 cancel: '', 259 publishOn: '', 260 publishOnFuture: '', 261 publishOnPast: '', 262 dateFormat: '', 263 showcomm: '', 264 endcomm: '', 265 publish: '', 266 schedule: '', 267 update: '', 268 savePending: '', 269 saveDraft: '', 270 'private': '', 271 'public': '', 272 publicSticky: '', 273 password: '', 274 privatelyPublished: '', 275 published: '', 276 saveAlert: '', 277 savingText: '', 278 permalinkSaved: '' 279 }; 280 281 window.postL10n = deprecateL10nObject( 'postL10n', window.postL10n, '5.5.0' ); 282 283 /** 284 * Removed in 5.5.0, needed for back-compatibility. 285 * 286 * @since 2.7.0 287 * @deprecated 5.5.0 288 */ 289 window.inlineEditL10n = window.inlineEditL10n || { 290 error: '', 291 ntdeltitle: '', 292 notitle: '', 293 comma: '', 294 saved: '' 295 }; 296 297 window.inlineEditL10n = deprecateL10nObject( 'inlineEditL10n', window.inlineEditL10n, '5.5.0' ); 298 299 /** 300 * Removed in 5.5.0, needed for back-compatibility. 301 * 302 * @since 2.7.0 303 * @deprecated 5.5.0 304 */ 305 window.plugininstallL10n = window.plugininstallL10n || { 306 plugin_information: '', 307 plugin_modal_label: '', 308 ays: '' 309 }; 310 311 window.plugininstallL10n = deprecateL10nObject( 'plugininstallL10n', window.plugininstallL10n, '5.5.0' ); 312 313 /** 314 * Removed in 5.5.0, needed for back-compatibility. 315 * 316 * @since 3.0.0 317 * @deprecated 5.5.0 318 */ 319 window.navMenuL10n = window.navMenuL10n || { 320 noResultsFound: '', 321 warnDeleteMenu: '', 322 saveAlert: '', 323 untitled: '' 324 }; 325 326 window.navMenuL10n = deprecateL10nObject( 'navMenuL10n', window.navMenuL10n, '5.5.0' ); 327 328 /** 329 * Removed in 5.5.0, needed for back-compatibility. 330 * 331 * @since 2.5.0 332 * @deprecated 5.5.0 333 */ 334 window.commentL10n = window.commentL10n || { 335 submittedOn: '', 336 dateFormat: '' 337 }; 338 339 window.commentL10n = deprecateL10nObject( 'commentL10n', window.commentL10n, '5.5.0' ); 340 341 /** 342 * Removed in 5.5.0, needed for back-compatibility. 343 * 344 * @since 2.9.0 345 * @deprecated 5.5.0 346 */ 347 window.setPostThumbnailL10n = window.setPostThumbnailL10n || { 348 setThumbnail: '', 349 saving: '', 350 error: '', 351 done: '' 352 }; 353 354 window.setPostThumbnailL10n = deprecateL10nObject( 'setPostThumbnailL10n', window.setPostThumbnailL10n, '5.5.0' ); 355 356 /** 357 * Removed in 6.5.0, needed for back-compatibility. 358 * 359 * @since 4.5.0 360 * @deprecated 6.5.0 361 */ 362 window.uiAutocompleteL10n = window.uiAutocompleteL10n || { 363 noResults: '', 364 oneResult: '', 365 manyResults: '', 366 itemSelected: '' 367 }; 368 369 window.uiAutocompleteL10n = deprecateL10nObject( 'uiAutocompleteL10n', window.uiAutocompleteL10n, '6.5.0' ); 370 371 /** 372 * Removed in 3.3.0, needed for back-compatibility. 373 * 374 * @since 2.7.0 375 * @deprecated 3.3.0 376 */ 377 window.adminMenu = { 378 init : function() {}, 379 fold : function() {}, 380 restoreMenuState : function() {}, 381 toggle : function() {}, 382 favorites : function() {} 383 }; 384 385 // Show/hide/save table columns. 386 window.columns = { 387 388 /** 389 * Initializes the column toggles in the screen options. 390 * 391 * Binds an onClick event to the checkboxes to show or hide the table columns 392 * based on their toggled state. And persists the toggled state. 393 * 394 * @since 2.7.0 395 * 396 * @return {void} 397 */ 398 init : function() { 399 var that = this; 400 $('.hide-column-tog', '#adv-settings').on( 'click', function() { 401 var $t = $(this), column = $t.val(); 402 if ( $t.prop('checked') ) 403 that.checked(column); 404 else 405 that.unchecked(column); 406 407 columns.saveManageColumnsState(); 408 }); 409 }, 410 411 /** 412 * Saves the toggled state for the columns. 413 * 414 * Saves whether the columns should be shown or hidden on a page. 415 * 416 * @since 3.0.0 417 * 418 * @return {void} 419 */ 420 saveManageColumnsState : function() { 421 var hidden = this.hidden(); 422 $.post( 423 ajaxurl, 424 { 425 action: 'hidden-columns', 426 hidden: hidden, 427 screenoptionnonce: $('#screenoptionnonce').val(), 428 page: pagenow 429 }, 430 function() { 431 wp.a11y.speak( __( 'Screen Options updated.' ) ); 432 } 433 ); 434 }, 435 436 /** 437 * Makes a column visible and adjusts the column span for the table. 438 * 439 * @since 3.0.0 440 * @param {string} column The column name. 441 * 442 * @return {void} 443 */ 444 checked : function(column) { 445 $('.column-' + column).removeClass( 'hidden' ); 446 this.colSpanChange(+1); 447 }, 448 449 /** 450 * Hides a column and adjusts the column span for the table. 451 * 452 * @since 3.0.0 453 * @param {string} column The column name. 454 * 455 * @return {void} 456 */ 457 unchecked : function(column) { 458 $('.column-' + column).addClass( 'hidden' ); 459 this.colSpanChange(-1); 460 }, 461 462 /** 463 * Gets all hidden columns. 464 * 465 * @since 3.0.0 466 * 467 * @return {string} The hidden column names separated by a comma. 468 */ 469 hidden : function() { 470 return $( '.manage-column[id]' ).filter( '.hidden' ).map(function() { 471 return this.id; 472 }).get().join( ',' ); 473 }, 474 475 /** 476 * Gets the checked column toggles from the screen options. 477 * 478 * @since 3.0.0 479 * 480 * @return {string} String containing the checked column names. 481 */ 482 useCheckboxesForHidden : function() { 483 this.hidden = function(){ 484 return $('.hide-column-tog').not(':checked').map(function() { 485 var id = this.id; 486 return id.substring( id, id.length - 5 ); 487 }).get().join(','); 488 }; 489 }, 490 491 /** 492 * Adjusts the column span for the table. 493 * 494 * @since 3.1.0 495 * 496 * @param {number} diff The modifier for the column span. 497 */ 498 colSpanChange : function(diff) { 499 var $t = $('table').find('.colspanchange'), n; 500 if ( !$t.length ) 501 return; 502 n = parseInt( $t.attr('colspan'), 10 ) + diff; 503 $t.attr('colspan', n.toString()); 504 } 505 }; 506 507 $( function() { columns.init(); } ); 508 509 /** 510 * Validates that the required form fields are not empty. 511 * 512 * @since 2.9.0 513 * 514 * @param {jQuery} form The form to validate. 515 * 516 * @return {boolean} Returns true if all required fields are not an empty string. 517 */ 518 window.validateForm = function( form ) { 519 return !$( form ) 520 .find( '.form-required' ) 521 .filter( function() { return $( ':input:visible', this ).val() === ''; } ) 522 .addClass( 'form-invalid' ) 523 .find( ':input:visible' ) 524 .on( 'change', function() { $( this ).closest( '.form-invalid' ).removeClass( 'form-invalid' ); } ) 525 .length; 526 }; 527 528 // Stub for doing better warnings. 529 /** 530 * Shows message pop-up notice or confirmation message. 531 * 532 * @since 2.7.0 533 * 534 * @type {{warn: showNotice.warn, note: showNotice.note}} 535 * 536 * @return {void} 537 */ 538 window.showNotice = { 539 540 /** 541 * Shows a delete confirmation pop-up message. 542 * 543 * @since 2.7.0 544 * 545 * @return {boolean} Returns true if the message is confirmed. 546 */ 547 warn : function() { 548 if ( confirm( __( 'You are about to permanently delete these items from your site.\nThis action cannot be undone.\n\'Cancel\' to stop, \'OK\' to delete.' ) ) ) { 549 return true; 550 } 551 552 return false; 553 }, 554 555 /** 556 * Shows an alert message. 557 * 558 * @since 2.7.0 559 * 560 * @param text The text to display in the message. 561 */ 562 note : function(text) { 563 alert(text); 564 } 565 }; 566 567 /** 568 * Represents the functions for the meta screen options panel. 569 * 570 * @since 3.2.0 571 * 572 * @type {{element: null, toggles: null, page: null, init: screenMeta.init, 573 * toggleEvent: screenMeta.toggleEvent, open: screenMeta.open, 574 * close: screenMeta.close}} 575 * 576 * @return {void} 577 */ 578 window.screenMeta = { 579 element: null, // #screen-meta 580 toggles: null, // .screen-meta-toggle 581 page: null, // #wpcontent 582 583 /** 584 * Initializes the screen meta options panel. 585 * 586 * @since 3.2.0 587 * 588 * @return {void} 589 */ 590 init: function() { 591 this.element = $('#screen-meta'); 592 this.toggles = $( '#screen-meta-links' ).find( '.show-settings' ); 593 this.page = $('#wpcontent'); 594 595 this.toggles.on( 'click', this.toggleEvent ); 596 }, 597 598 /** 599 * Toggles the screen meta options panel. 600 * 601 * @since 3.2.0 602 * 603 * @return {void} 604 */ 605 toggleEvent: function() { 606 var panel = $( '#' + $( this ).attr( 'aria-controls' ) ); 607 608 if ( !panel.length ) 609 return; 610 611 if ( panel.is(':visible') ) 612 screenMeta.close( panel, $(this) ); 613 else 614 screenMeta.open( panel, $(this) ); 615 }, 616 617 /** 618 * Opens the screen meta options panel. 619 * 620 * @since 3.2.0 621 * 622 * @param {jQuery} panel The screen meta options panel div. 623 * @param {jQuery} button The toggle button. 624 * 625 * @return {void} 626 */ 627 open: function( panel, button ) { 628 629 $( '#screen-meta-links' ).find( '.screen-meta-toggle' ).not( button.parent() ).css( 'visibility', 'hidden' ); 630 631 panel.parent().show(); 632 633 /** 634 * Sets the focus to the meta options panel and adds the necessary CSS classes. 635 * 636 * @since 3.2.0 637 * 638 * @return {void} 639 */ 640 panel.slideDown( 'fast', function() { 641 panel.removeClass( 'hidden' ).trigger( 'focus' ); 642 button.addClass( 'screen-meta-active' ).attr( 'aria-expanded', true ); 643 }); 644 645 $document.trigger( 'screen:options:open' ); 646 }, 647 648 /** 649 * Closes the screen meta options panel. 650 * 651 * @since 3.2.0 652 * 653 * @param {jQuery} panel The screen meta options panel div. 654 * @param {jQuery} button The toggle button. 655 * 656 * @return {void} 657 */ 658 close: function( panel, button ) { 659 /** 660 * Hides the screen meta options panel. 661 * 662 * @since 3.2.0 663 * 664 * @return {void} 665 */ 666 panel.slideUp( 'fast', function() { 667 button.removeClass( 'screen-meta-active' ).attr( 'aria-expanded', false ); 668 $('.screen-meta-toggle').css('visibility', ''); 669 panel.parent().hide(); 670 panel.addClass( 'hidden' ); 671 }); 672 673 $document.trigger( 'screen:options:close' ); 674 } 675 }; 676 677 /** 678 * Initializes the help tabs in the help panel. 679 * 680 * @param {Event} e The event object. 681 * 682 * @return {void} 683 */ 684 $('.contextual-help-tabs').on( 'click', 'a', function(e) { 685 var link = $(this), 686 panel; 687 688 e.preventDefault(); 689 690 // Don't do anything if the click is for the tab already showing. 691 if ( link.is('.active a') ) 692 return false; 693 694 // Links. 695 $('.contextual-help-tabs .active').removeClass('active'); 696 link.parent('li').addClass('active'); 697 698 panel = $( link.attr('href') ); 699 700 // Panels. 701 $('.help-tab-content').not( panel ).removeClass('active').hide(); 702 panel.addClass('active').show(); 703 }); 704 705 /** 706 * Update custom permalink structure via buttons. 707 */ 708 var permalinkStructureFocused = false, 709 $permalinkStructure = $( '#permalink_structure' ), 710 $permalinkStructureInputs = $( '.permalink-structure input:radio' ), 711 $permalinkCustomSelection = $( '#custom_selection' ), 712 $availableStructureTags = $( '.form-table.permalink-structure .available-structure-tags button' ); 713 714 // Change permalink structure input when selecting one of the common structures. 715 $permalinkStructureInputs.on( 'change', function() { 716 if ( 'custom' === this.value ) { 717 return; 718 } 719 720 $permalinkStructure.val( this.value ); 721 722 // Update button states after selection. 723 $availableStructureTags.each( function() { 724 changeStructureTagButtonState( $( this ) ); 725 } ); 726 } ); 727 728 $permalinkStructure.on( 'click input', function() { 729 $permalinkCustomSelection.prop( 'checked', true ); 730 } ); 731 732 // Check if the permalink structure input field has had focus at least once. 733 $permalinkStructure.on( 'focus', function( event ) { 734 permalinkStructureFocused = true; 735 $( this ).off( event ); 736 } ); 737 738 /** 739 * Enables or disables a structure tag button depending on its usage. 740 * 741 * If the structure is already used in the custom permalink structure, 742 * it will be disabled. 743 * 744 * @param {Object} button Button jQuery object. 745 */ 746 function changeStructureTagButtonState( button ) { 747 if ( -1 !== $permalinkStructure.val().indexOf( button.text().trim() ) ) { 748 button.attr( 'data-label', button.attr( 'aria-label' ) ); 749 button.attr( 'aria-label', button.attr( 'data-used' ) ); 750 button.attr( 'aria-pressed', true ); 751 button.addClass( 'active' ); 752 } else if ( button.attr( 'data-label' ) ) { 753 button.attr( 'aria-label', button.attr( 'data-label' ) ); 754 button.attr( 'aria-pressed', false ); 755 button.removeClass( 'active' ); 756 } 757 } 758 759 // Check initial button state. 760 $availableStructureTags.each( function() { 761 changeStructureTagButtonState( $( this ) ); 762 } ); 763 764 // Observe permalink structure field and disable buttons of tags that are already present. 765 $permalinkStructure.on( 'change', function() { 766 $availableStructureTags.each( function() { 767 changeStructureTagButtonState( $( this ) ); 768 } ); 769 } ); 770 771 $availableStructureTags.on( 'click', function() { 772 var permalinkStructureValue = $permalinkStructure.val(), 773 selectionStart = $permalinkStructure[ 0 ].selectionStart, 774 selectionEnd = $permalinkStructure[ 0 ].selectionEnd, 775 textToAppend = $( this ).text().trim(), 776 textToAnnounce, 777 newSelectionStart; 778 779 if ( $( this ).hasClass( 'active' ) ) { 780 textToAnnounce = $( this ).attr( 'data-removed' ); 781 } else { 782 textToAnnounce = $( this ).attr( 'data-added' ); 783 } 784 785 // Remove structure tag if already part of the structure. 786 if ( -1 !== permalinkStructureValue.indexOf( textToAppend ) ) { 787 permalinkStructureValue = permalinkStructureValue.replace( textToAppend + '/', '' ); 788 789 $permalinkStructure.val( '/' === permalinkStructureValue ? '' : permalinkStructureValue ); 790 791 // Announce change to screen readers. 792 $( '#custom_selection_updated' ).text( textToAnnounce ); 793 794 // Disable button. 795 changeStructureTagButtonState( $( this ) ); 796 797 return; 798 } 799 800 // Input field never had focus, move selection to end of input. 801 if ( ! permalinkStructureFocused && 0 === selectionStart && 0 === selectionEnd ) { 802 selectionStart = selectionEnd = permalinkStructureValue.length; 803 } 804 805 $permalinkCustomSelection.prop( 'checked', true ); 806 807 // Prepend and append slashes if necessary. 808 if ( '/' !== permalinkStructureValue.substr( 0, selectionStart ).substr( -1 ) ) { 809 textToAppend = '/' + textToAppend; 810 } 811 812 if ( '/' !== permalinkStructureValue.substr( selectionEnd, 1 ) ) { 813 textToAppend = textToAppend + '/'; 814 } 815 816 // Insert structure tag at the specified position. 817 $permalinkStructure.val( permalinkStructureValue.substr( 0, selectionStart ) + textToAppend + permalinkStructureValue.substr( selectionEnd ) ); 818 819 // Announce change to screen readers. 820 $( '#custom_selection_updated' ).text( textToAnnounce ); 821 822 // Disable button. 823 changeStructureTagButtonState( $( this ) ); 824 825 // If input had focus give it back with cursor right after appended text. 826 if ( permalinkStructureFocused && $permalinkStructure[0].setSelectionRange ) { 827 newSelectionStart = ( permalinkStructureValue.substr( 0, selectionStart ) + textToAppend ).length; 828 $permalinkStructure[0].setSelectionRange( newSelectionStart, newSelectionStart ); 829 $permalinkStructure.trigger( 'focus' ); 830 } 831 } ); 832 833 $( function() { 834 var checks, first, last, checked, sliced, mobileEvent, transitionTimeout, focusedRowActions, 835 lastClicked = false, 836 pageInput = $('input.current-page'), 837 currentPage = pageInput.val(), 838 isIOS = /iPhone|iPad|iPod/.test( navigator.userAgent ), 839 isAndroid = navigator.userAgent.indexOf( 'Android' ) !== -1, 840 $adminMenuWrap = $( '#adminmenuwrap' ), 841 $wpwrap = $( '#wpwrap' ), 842 $adminmenu = $( '#adminmenu' ), 843 $overlay = $( '#wp-responsive-overlay' ), 844 $toolbar = $( '#wp-toolbar' ), 845 $toolbarPopups = $toolbar.find( 'a[aria-haspopup="true"]' ), 846 $sortables = $('.meta-box-sortables'), 847 wpResponsiveActive = false, 848 $adminbar = $( '#wpadminbar' ), 849 lastScrollPosition = 0, 850 pinnedMenuTop = false, 851 pinnedMenuBottom = false, 852 menuTop = 0, 853 menuState, 854 menuIsPinned = false, 855 height = { 856 window: $window.height(), 857 wpwrap: $wpwrap.height(), 858 adminbar: $adminbar.height(), 859 menu: $adminMenuWrap.height() 860 }, 861 $headerEnd = $( '.wp-header-end' ); 862 863 /** 864 * Makes the fly-out submenu header clickable, when the menu is folded. 865 * 866 * @param {Event} e The event object. 867 * 868 * @return {void} 869 */ 870 $adminmenu.on('click.wp-submenu-head', '.wp-submenu-head', function(e){ 871 $(e.target).parent().siblings('a').get(0).click(); 872 }); 873 874 /** 875 * Collapses the admin menu. 876 * 877 * @return {void} 878 */ 879 $( '#collapse-button' ).on( 'click.collapse-menu', function() { 880 var viewportWidth = getViewportWidth() || 961; 881 882 // Reset any compensation for submenus near the bottom of the screen. 883 $('#adminmenu div.wp-submenu').css('margin-top', ''); 884 885 if ( viewportWidth <= 960 ) { 886 if ( $body.hasClass('auto-fold') ) { 887 $body.removeClass('auto-fold').removeClass('folded'); 888 setUserSetting('unfold', 1); 889 setUserSetting('mfold', 'o'); 890 menuState = 'open'; 891 } else { 892 $body.addClass('auto-fold'); 893 setUserSetting('unfold', 0); 894 menuState = 'folded'; 895 } 896 } else { 897 if ( $body.hasClass('folded') ) { 898 $body.removeClass('folded'); 899 setUserSetting('mfold', 'o'); 900 menuState = 'open'; 901 } else { 902 $body.addClass('folded'); 903 setUserSetting('mfold', 'f'); 904 menuState = 'folded'; 905 } 906 } 907 908 $document.trigger( 'wp-collapse-menu', { state: menuState } ); 909 }); 910 911 /** 912 * Ensures an admin submenu is within the visual viewport. 913 * 914 * @since 4.1.0 915 * 916 * @param {jQuery} $menuItem The parent menu item containing the submenu. 917 * 918 * @return {void} 919 */ 920 function adjustSubmenu( $menuItem ) { 921 var bottomOffset, pageHeight, adjustment, theFold, menutop, wintop, maxtop, 922 $submenu = $menuItem.find( '.wp-submenu' ); 923 924 menutop = $menuItem.offset().top; 925 wintop = $window.scrollTop(); 926 maxtop = menutop - wintop - 30; // max = make the top of the sub almost touch admin bar. 927 928 bottomOffset = menutop + $submenu.height() + 1; // Bottom offset of the menu. 929 pageHeight = $wpwrap.height(); // Height of the entire page. 930 adjustment = 60 + bottomOffset - pageHeight; 931 theFold = $window.height() + wintop - 50; // The fold. 932 933 if ( theFold < ( bottomOffset - adjustment ) ) { 934 adjustment = bottomOffset - theFold; 935 } 936 937 if ( adjustment > maxtop ) { 938 adjustment = maxtop; 939 } 940 941 if ( adjustment > 1 && $('#wp-admin-bar-menu-toggle').is(':hidden') ) { 942 $submenu.css( 'margin-top', '-' + adjustment + 'px' ); 943 } else { 944 $submenu.css( 'margin-top', '' ); 945 } 946 } 947 948 if ( 'ontouchstart' in window || /IEMobile\/[1-9]/.test(navigator.userAgent) ) { // Touch screen device. 949 // iOS Safari works with touchstart, the rest work with click. 950 mobileEvent = isIOS ? 'touchstart' : 'click'; 951 952 /** 953 * Closes any open submenus when touch/click is not on the menu. 954 * 955 * @param {Event} e The event object. 956 * 957 * @return {void} 958 */ 959 $body.on( mobileEvent+'.wp-mobile-hover', function(e) { 960 if ( $adminmenu.data('wp-responsive') ) { 961 return; 962 } 963 964 if ( ! $( e.target ).closest( '#adminmenu' ).length ) { 965 $adminmenu.find( 'li.opensub' ).removeClass( 'opensub' ); 966 } 967 }); 968 969 /** 970 * Handles the opening or closing the submenu based on the mobile click|touch event. 971 * 972 * @param {Event} event The event object. 973 * 974 * @return {void} 975 */ 976 $adminmenu.find( 'a.wp-has-submenu' ).on( mobileEvent + '.wp-mobile-hover', function( event ) { 977 var $menuItem = $(this).parent(); 978 979 if ( $adminmenu.data( 'wp-responsive' ) ) { 980 return; 981 } 982 983 /* 984 * Show the sub instead of following the link if: 985 * - the submenu is not open. 986 * - the submenu is not shown inline or the menu is not folded. 987 */ 988 if ( ! $menuItem.hasClass( 'opensub' ) && ( ! $menuItem.hasClass( 'wp-menu-open' ) || $menuItem.width() < 40 ) ) { 989 event.preventDefault(); 990 adjustSubmenu( $menuItem ); 991 $adminmenu.find( 'li.opensub' ).removeClass( 'opensub' ); 992 $menuItem.addClass('opensub'); 993 } 994 }); 995 } 996 997 if ( ! isIOS && ! isAndroid ) { 998 $adminmenu.find( 'li.wp-has-submenu' ).hoverIntent({ 999 1000 /** 1001 * Opens the submenu when hovered over the menu item for desktops. 1002 * 1003 * @return {void} 1004 */ 1005 over: function() { 1006 var $menuItem = $( this ), 1007 $submenu = $menuItem.find( '.wp-submenu' ), 1008 top = parseInt( $submenu.css( 'top' ), 10 ); 1009 1010 if ( isNaN( top ) || top > -5 ) { // The submenu is visible. 1011 return; 1012 } 1013 1014 if ( $adminmenu.data( 'wp-responsive' ) ) { 1015 // The menu is in responsive mode, bail. 1016 return; 1017 } 1018 1019 adjustSubmenu( $menuItem ); 1020 $adminmenu.find( 'li.opensub' ).removeClass( 'opensub' ); 1021 $menuItem.addClass( 'opensub' ); 1022 }, 1023 1024 /** 1025 * Closes the submenu when no longer hovering the menu item. 1026 * 1027 * @return {void} 1028 */ 1029 out: function(){ 1030 if ( $adminmenu.data( 'wp-responsive' ) ) { 1031 // The menu is in responsive mode, bail. 1032 return; 1033 } 1034 1035 $( this ).removeClass( 'opensub' ).find( '.wp-submenu' ).css( 'margin-top', '' ); 1036 }, 1037 timeout: 200, 1038 sensitivity: 7, 1039 interval: 90 1040 }); 1041 1042 /** 1043 * Opens the submenu on when focused on the menu item. 1044 * 1045 * @param {Event} event The event object. 1046 * 1047 * @return {void} 1048 */ 1049 $adminmenu.on( 'focus.adminmenu', '.wp-submenu a', function( event ) { 1050 if ( $adminmenu.data( 'wp-responsive' ) ) { 1051 // The menu is in responsive mode, bail. 1052 return; 1053 } 1054 1055 $( event.target ).closest( 'li.menu-top' ).addClass( 'opensub' ); 1056 1057 /** 1058 * Closes the submenu on blur from the menu item. 1059 * 1060 * @param {Event} event The event object. 1061 * 1062 * @return {void} 1063 */ 1064 }).on( 'blur.adminmenu', '.wp-submenu a', function( event ) { 1065 if ( $adminmenu.data( 'wp-responsive' ) ) { 1066 return; 1067 } 1068 1069 $( event.target ).closest( 'li.menu-top' ).removeClass( 'opensub' ); 1070 1071 /** 1072 * Adjusts the size for the submenu. 1073 * 1074 * @return {void} 1075 */ 1076 }).find( 'li.wp-has-submenu.wp-not-current-submenu' ).on( 'focusin.adminmenu', function() { 1077 adjustSubmenu( $( this ) ); 1078 }); 1079 } 1080 1081 /* 1082 * The `.below-h2` class is here just for backward compatibility with plugins 1083 * that are (incorrectly) using it. Do not use. Use `.inline` instead. See #34570. 1084 * If '.wp-header-end' is found, append the notices after it otherwise 1085 * after the first h1 or h2 heading found within the main content. 1086 */ 1087 if ( ! $headerEnd.length ) { 1088 $headerEnd = $( '.wrap h1, .wrap h2' ).first(); 1089 } 1090 $( 'div.updated, div.error, div.notice' ).not( '.inline, .below-h2' ).insertAfter( $headerEnd ); 1091 1092 /** 1093 * Makes notices dismissible. 1094 * 1095 * @since 4.4.0 1096 * 1097 * @return {void} 1098 */ 1099 function makeNoticesDismissible() { 1100 $( '.notice.is-dismissible' ).each( function() { 1101 var $el = $( this ), 1102 $button = $( '<button type="button" class="notice-dismiss"><span class="screen-reader-text"></span></button>' ); 1103 1104 if ( $el.find( '.notice-dismiss' ).length ) { 1105 return; 1106 } 1107 1108 // Ensure plain text. 1109 $button.find( '.screen-reader-text' ).text( __( 'Dismiss this notice.' ) ); 1110 $button.on( 'click.wp-dismiss-notice', function( event ) { 1111 event.preventDefault(); 1112 $el.fadeTo( 100, 0, function() { 1113 $el.slideUp( 100, function() { 1114 $el.remove(); 1115 }); 1116 }); 1117 }); 1118 1119 $el.append( $button ); 1120 }); 1121 } 1122 1123 $document.on( 'wp-updates-notice-added wp-plugin-install-error wp-plugin-update-error wp-plugin-delete-error wp-theme-install-error wp-theme-delete-error wp-notice-added', makeNoticesDismissible ); 1124 1125 // Init screen meta. 1126 screenMeta.init(); 1127 1128 /** 1129 * Checks a checkbox. 1130 * 1131 * This event needs to be delegated. Ticket #37973. 1132 * 1133 * @return {boolean} Returns whether a checkbox is checked or not. 1134 */ 1135 $body.on( 'click', 'tbody > tr > .check-column :checkbox', function( event ) { 1136 // Shift click to select a range of checkboxes. 1137 if ( 'undefined' == event.shiftKey ) { return true; } 1138 if ( event.shiftKey ) { 1139 if ( !lastClicked ) { return true; } 1140 checks = $( lastClicked ).closest( 'form' ).find( ':checkbox' ).filter( ':visible:enabled' ); 1141 first = checks.index( lastClicked ); 1142 last = checks.index( this ); 1143 checked = $(this).prop('checked'); 1144 if ( 0 < first && 0 < last && first != last ) { 1145 sliced = ( last > first ) ? checks.slice( first, last ) : checks.slice( last, first ); 1146 sliced.prop( 'checked', function() { 1147 if ( $(this).closest('tr').is(':visible') ) 1148 return checked; 1149 1150 return false; 1151 }); 1152 } 1153 } 1154 lastClicked = this; 1155 1156 // Toggle the "Select all" checkboxes depending if the other ones are all checked or not. 1157 var unchecked = $(this).closest('tbody').find('tr').find(':checkbox').filter(':visible:enabled').not(':checked'); 1158 1159 /** 1160 * Determines if all checkboxes are checked. 1161 * 1162 * @return {boolean} Returns true if there are no unchecked checkboxes. 1163 */ 1164 $(this).closest('table').children('thead, tfoot').find(':checkbox').prop('checked', function() { 1165 return ( 0 === unchecked.length ); 1166 }); 1167 1168 return true; 1169 }); 1170 1171 /** 1172 * Controls all the toggles on bulk toggle change. 1173 * 1174 * When the bulk checkbox is changed, all the checkboxes in the tables are changed accordingly. 1175 * When the shift-button is pressed while changing the bulk checkbox the checkboxes in the table are inverted. 1176 * 1177 * This event needs to be delegated. Ticket #37973. 1178 * 1179 * @param {Event} event The event object. 1180 * 1181 * @return {boolean} 1182 */ 1183 $body.on( 'click.wp-toggle-checkboxes', 'thead .check-column :checkbox, tfoot .check-column :checkbox', function( event ) { 1184 var $this = $(this), 1185 $table = $this.closest( 'table' ), 1186 controlChecked = $this.prop('checked'), 1187 toggle = event.shiftKey || $this.data('wp-toggle'); 1188 1189 $table.children( 'tbody' ).filter(':visible') 1190 .children().children('.check-column').find(':checkbox') 1191 /** 1192 * Updates the checked state on the checkbox in the table. 1193 * 1194 * @return {boolean} True checks the checkbox, False unchecks the checkbox. 1195 */ 1196 .prop('checked', function() { 1197 if ( $(this).is(':hidden,:disabled') ) { 1198 return false; 1199 } 1200 1201 if ( toggle ) { 1202 return ! $(this).prop( 'checked' ); 1203 } else if ( controlChecked ) { 1204 return true; 1205 } 1206 1207 return false; 1208 }); 1209 1210 $table.children('thead, tfoot').filter(':visible') 1211 .children().children('.check-column').find(':checkbox') 1212 1213 /** 1214 * Syncs the bulk checkboxes on the top and bottom of the table. 1215 * 1216 * @return {boolean} True checks the checkbox, False unchecks the checkbox. 1217 */ 1218 .prop('checked', function() { 1219 if ( toggle ) { 1220 return false; 1221 } else if ( controlChecked ) { 1222 return true; 1223 } 1224 1225 return false; 1226 }); 1227 }); 1228 1229 /** 1230 * Marries a secondary control to its primary control. 1231 * 1232 * @param {jQuery} topSelector The top selector element. 1233 * @param {jQuery} topSubmit The top submit element. 1234 * @param {jQuery} bottomSelector The bottom selector element. 1235 * @param {jQuery} bottomSubmit The bottom submit element. 1236 * @return {void} 1237 */ 1238 function marryControls( topSelector, topSubmit, bottomSelector, bottomSubmit ) { 1239 /** 1240 * Updates the primary selector when the secondary selector is changed. 1241 * 1242 * @since 5.7.0 1243 * 1244 * @return {void} 1245 */ 1246 function updateTopSelector() { 1247 topSelector.val($(this).val()); 1248 } 1249 bottomSelector.on('change', updateTopSelector); 1250 1251 /** 1252 * Updates the secondary selector when the primary selector is changed. 1253 * 1254 * @since 5.7.0 1255 * 1256 * @return {void} 1257 */ 1258 function updateBottomSelector() { 1259 bottomSelector.val($(this).val()); 1260 } 1261 topSelector.on('change', updateBottomSelector); 1262 1263 /** 1264 * Triggers the primary submit when then secondary submit is clicked. 1265 * 1266 * @since 5.7.0 1267 * 1268 * @return {void} 1269 */ 1270 function triggerSubmitClick(e) { 1271 e.preventDefault(); 1272 e.stopPropagation(); 1273 1274 topSubmit.trigger('click'); 1275 } 1276 bottomSubmit.on('click', triggerSubmitClick); 1277 } 1278 1279 // Marry the secondary "Bulk actions" controls to the primary controls: 1280 marryControls( $('#bulk-action-selector-top'), $('#doaction'), $('#bulk-action-selector-bottom'), $('#doaction2') ); 1281 1282 // Marry the secondary "Change role to" controls to the primary controls: 1283 marryControls( $('#new_role'), $('#changeit'), $('#new_role2'), $('#changeit2') ); 1284 1285 var addAdminNotice = function( data ) { 1286 var $notice = $( data.selector ), 1287 $headerEnd = $( '.wp-header-end' ), 1288 type, 1289 dismissible, 1290 $adminNotice; 1291 1292 delete data.selector; 1293 1294 dismissible = ( data.dismissible && data.dismissible === true ) ? ' is-dismissible' : ''; 1295 type = ( data.type ) ? data.type : 'info'; 1296 1297 $adminNotice = '<div id="' + data.id + '" class="notice notice-' + data.type + dismissible + '"><p>' + data.message + '</p></div>'; 1298 1299 // Check if this admin notice already exists. 1300 if ( ! $notice.length ) { 1301 $notice = $( '#' + data.id ); 1302 } 1303 1304 if ( $notice.length ) { 1305 $notice.replaceWith( $adminNotice ); 1306 } else if ( $headerEnd.length ) { 1307 $headerEnd.after( $adminNotice ); 1308 } else { 1309 if ( 'customize' === pagenow ) { 1310 $( '.customize-themes-notifications' ).append( $adminNotice ); 1311 } else { 1312 $( '.wrap' ).find( '> h1' ).after( $adminNotice ); 1313 } 1314 } 1315 1316 $document.trigger( 'wp-notice-added' ); 1317 }; 1318 1319 $( '.bulkactions' ).parents( 'form' ).on( 'submit', function( event ) { 1320 var form = this, 1321 submitterName = event.originalEvent && event.originalEvent.submitter ? event.originalEvent.submitter.name : false, 1322 currentPageSelector = form.querySelector( '#current-page-selector' ); 1323 1324 if ( currentPageSelector && currentPageSelector.defaultValue !== currentPageSelector.value ) { 1325 return; // Pagination form submission. 1326 } 1327 1328 // Observe submissions from posts lists for 'bulk_action' or users lists for 'new_role'. 1329 var bulkFieldRelations = { 1330 'bulk_action' : 'action', 1331 'changeit' : 'new_role' 1332 }; 1333 if ( ! Object.keys( bulkFieldRelations ).includes( submitterName ) ) { 1334 return; 1335 } 1336 1337 var values = new FormData(form); 1338 var value = values.get( bulkFieldRelations[ submitterName ] ) || '-1'; 1339 1340 // Check that the action is not the default one. 1341 if ( value !== '-1' ) { 1342 // Check that at least one item is selected. 1343 var itemsSelected = form.querySelectorAll( '.wp-list-table tbody .check-column input[type="checkbox"]:checked' ); 1344 1345 if ( itemsSelected.length > 0 ) { 1346 return; 1347 } 1348 } 1349 event.preventDefault(); 1350 event.stopPropagation(); 1351 $( 'html, body' ).animate( { scrollTop: 0 } ); 1352 1353 var errorMessage = __( 'Please select at least one item to perform this action on.' ); 1354 addAdminNotice( { 1355 id: 'no-items-selected', 1356 type: 'error', 1357 message: errorMessage, 1358 dismissible: true, 1359 } ); 1360 1361 wp.a11y.speak( errorMessage ); 1362 }); 1363 1364 /** 1365 * Shows row actions on focus of its parent container element or any other elements contained within. 1366 * 1367 * @return {void} 1368 */ 1369 $( '#wpbody-content' ).on({ 1370 focusin: function() { 1371 clearTimeout( transitionTimeout ); 1372 focusedRowActions = $( this ).find( '.row-actions' ); 1373 // transitionTimeout is necessary for Firefox, but Chrome won't remove the CSS class without a little help. 1374 $( '.row-actions' ).not( this ).removeClass( 'visible' ); 1375 focusedRowActions.addClass( 'visible' ); 1376 }, 1377 focusout: function() { 1378 // Tabbing between post title and .row-actions links needs a brief pause, otherwise 1379 // the .row-actions div gets hidden in transit in some browsers (ahem, Firefox). 1380 transitionTimeout = setTimeout( function() { 1381 focusedRowActions.removeClass( 'visible' ); 1382 }, 30 ); 1383 } 1384 }, '.table-view-list .has-row-actions' ); 1385 1386 // Toggle list table rows on small screens. 1387 $( 'tbody' ).on( 'click', '.toggle-row', function() { 1388 $( this ).closest( 'tr' ).toggleClass( 'is-expanded' ); 1389 }); 1390 1391 $('#default-password-nag-no').on( 'click', function() { 1392 setUserSetting('default_password_nag', 'hide'); 1393 $('div.default-password-nag').hide(); 1394 return false; 1395 }); 1396 1397 /** 1398 * Handles tab keypresses in theme and plugin file editor textareas. 1399 * 1400 * @param {Event} e The event object. 1401 * 1402 * @return {void} 1403 */ 1404 $('#newcontent').on('keydown.wpevent_InsertTab', function(e) { 1405 var el = e.target, selStart, selEnd, val, scroll, sel; 1406 1407 // After pressing escape key (keyCode: 27), the tab key should tab out of the textarea. 1408 if ( e.keyCode == 27 ) { 1409 // When pressing Escape: Opera 12 and 27 blur form fields, IE 8 clears them. 1410 e.preventDefault(); 1411 $(el).data('tab-out', true); 1412 return; 1413 } 1414 1415 // Only listen for plain tab key (keyCode: 9) without any modifiers. 1416 if ( e.keyCode != 9 || e.ctrlKey || e.altKey || e.shiftKey ) 1417 return; 1418 1419 // After tabbing out, reset it so next time the tab key can be used again. 1420 if ( $(el).data('tab-out') ) { 1421 $(el).data('tab-out', false); 1422 return; 1423 } 1424 1425 selStart = el.selectionStart; 1426 selEnd = el.selectionEnd; 1427 val = el.value; 1428 1429 // If any text is selected, replace the selection with a tab character. 1430 if ( document.selection ) { 1431 el.focus(); 1432 sel = document.selection.createRange(); 1433 sel.text = '\t'; 1434 } else if ( selStart >= 0 ) { 1435 scroll = this.scrollTop; 1436 el.value = val.substring(0, selStart).concat('\t', val.substring(selEnd) ); 1437 el.selectionStart = el.selectionEnd = selStart + 1; 1438 this.scrollTop = scroll; 1439 } 1440 1441 // Cancel the regular tab functionality, to prevent losing focus of the textarea. 1442 if ( e.stopPropagation ) 1443 e.stopPropagation(); 1444 if ( e.preventDefault ) 1445 e.preventDefault(); 1446 }); 1447 1448 // Reset page number variable for new filters/searches but not for bulk actions. See #17685. 1449 if ( pageInput.length ) { 1450 1451 /** 1452 * Handles pagination variable when filtering the list table. 1453 * 1454 * Set the pagination argument to the first page when the post-filter form is submitted. 1455 * This happens when pressing the 'filter' button on the list table page. 1456 * 1457 * The pagination argument should not be touched when the bulk action dropdowns are set to do anything. 1458 * 1459 * The form closest to the pageInput is the post-filter form. 1460 * 1461 * @return {void} 1462 */ 1463 pageInput.closest('form').on( 'submit', function() { 1464 /* 1465 * action = bulk action dropdown at the top of the table 1466 */ 1467 if ( $('select[name="action"]').val() == -1 && pageInput.val() == currentPage ) 1468 pageInput.val('1'); 1469 }); 1470 } 1471 1472 /** 1473 * Resets the bulk actions when the search button is clicked. 1474 * 1475 * @return {void} 1476 */ 1477 $('.search-box input[type="search"], .search-box input[type="submit"]').on( 'mousedown', function () { 1478 $('select[name^="action"]').val('-1'); 1479 }); 1480 1481 /** 1482 * Scrolls into view when focus.scroll-into-view is triggered. 1483 * 1484 * @param {Event} e The event object. 1485 * 1486 * @return {void} 1487 */ 1488 $('#contextual-help-link, #show-settings-link').on( 'focus.scroll-into-view', function(e){ 1489 if ( e.target.scrollIntoViewIfNeeded ) 1490 e.target.scrollIntoViewIfNeeded(false); 1491 }); 1492 1493 /** 1494 * Disables the submit upload buttons when no data is entered. 1495 * 1496 * @return {void} 1497 */ 1498 (function(){ 1499 var button, input, form = $('form.wp-upload-form'); 1500 1501 // Exit when no upload form is found. 1502 if ( ! form.length ) 1503 return; 1504 1505 button = form.find('input[type="submit"]'); 1506 input = form.find('input[type="file"]'); 1507 1508 /** 1509 * Determines if any data is entered in any file upload input. 1510 * 1511 * @since 3.5.0 1512 * 1513 * @return {void} 1514 */ 1515 function toggleUploadButton() { 1516 // When no inputs have a value, disable the upload buttons. 1517 button.prop('disabled', '' === input.map( function() { 1518 return $(this).val(); 1519 }).get().join('')); 1520 } 1521 1522 // Update the status initially. 1523 toggleUploadButton(); 1524 // Update the status when any file input changes. 1525 input.on('change', toggleUploadButton); 1526 })(); 1527 1528 /** 1529 * Pins the menu while distraction-free writing is enabled. 1530 * 1531 * @param {Event} event Event data. 1532 * 1533 * @since 4.1.0 1534 * 1535 * @return {void} 1536 */ 1537 function pinMenu( event ) { 1538 var windowPos = $window.scrollTop(), 1539 resizing = ! event || event.type !== 'scroll'; 1540 1541 if ( isIOS || $adminmenu.data( 'wp-responsive' ) ) { 1542 return; 1543 } 1544 1545 /* 1546 * When the menu is higher than the window and smaller than the entire page. 1547 * It should be adjusted to be able to see the entire menu. 1548 * 1549 * Otherwise it can be accessed normally. 1550 */ 1551 if ( height.menu + height.adminbar < height.window || 1552 height.menu + height.adminbar + 20 > height.wpwrap ) { 1553 unpinMenu(); 1554 return; 1555 } 1556 1557 menuIsPinned = true; 1558 1559 // If the menu is higher than the window, compensate on scroll. 1560 if ( height.menu + height.adminbar > height.window ) { 1561 // Check for overscrolling, this happens when swiping up at the top of the document in modern browsers. 1562 if ( windowPos < 0 ) { 1563 // Stick the menu to the top. 1564 if ( ! pinnedMenuTop ) { 1565 pinnedMenuTop = true; 1566 pinnedMenuBottom = false; 1567 1568 $adminMenuWrap.css({ 1569 position: 'fixed', 1570 top: '', 1571 bottom: '' 1572 }); 1573 } 1574 1575 return; 1576 } else if ( windowPos + height.window > $document.height() - 1 ) { 1577 // When overscrolling at the bottom, stick the menu to the bottom. 1578 if ( ! pinnedMenuBottom ) { 1579 pinnedMenuBottom = true; 1580 pinnedMenuTop = false; 1581 1582 $adminMenuWrap.css({ 1583 position: 'fixed', 1584 top: '', 1585 bottom: 0 1586 }); 1587 } 1588 1589 return; 1590 } 1591 1592 if ( windowPos > lastScrollPosition ) { 1593 // When a down scroll has been detected. 1594 1595 // If it was pinned to the top, unpin and calculate relative scroll. 1596 if ( pinnedMenuTop ) { 1597 pinnedMenuTop = false; 1598 // Calculate new offset position. 1599 menuTop = $adminMenuWrap.offset().top - height.adminbar - ( windowPos - lastScrollPosition ); 1600 1601 if ( menuTop + height.menu + height.adminbar < windowPos + height.window ) { 1602 menuTop = windowPos + height.window - height.menu - height.adminbar; 1603 } 1604 1605 $adminMenuWrap.css({ 1606 position: 'absolute', 1607 top: menuTop, 1608 bottom: '' 1609 }); 1610 } else if ( ! pinnedMenuBottom && $adminMenuWrap.offset().top + height.menu < windowPos + height.window ) { 1611 // Pin it to the bottom. 1612 pinnedMenuBottom = true; 1613 1614 $adminMenuWrap.css({ 1615 position: 'fixed', 1616 top: '', 1617 bottom: 0 1618 }); 1619 } 1620 } else if ( windowPos < lastScrollPosition ) { 1621 // When a scroll up is detected. 1622 1623 // If it was pinned to the bottom, unpin and calculate relative scroll. 1624 if ( pinnedMenuBottom ) { 1625 pinnedMenuBottom = false; 1626 1627 // Calculate new offset position. 1628 menuTop = $adminMenuWrap.offset().top - height.adminbar + ( lastScrollPosition - windowPos ); 1629 1630 if ( menuTop + height.menu > windowPos + height.window ) { 1631 menuTop = windowPos; 1632 } 1633 1634 $adminMenuWrap.css({ 1635 position: 'absolute', 1636 top: menuTop, 1637 bottom: '' 1638 }); 1639 } else if ( ! pinnedMenuTop && $adminMenuWrap.offset().top >= windowPos + height.adminbar ) { 1640 1641 // Pin it to the top. 1642 pinnedMenuTop = true; 1643 1644 $adminMenuWrap.css({ 1645 position: 'fixed', 1646 top: '', 1647 bottom: '' 1648 }); 1649 } 1650 } else if ( resizing ) { 1651 // Window is being resized. 1652 1653 pinnedMenuTop = pinnedMenuBottom = false; 1654 1655 // Calculate the new offset. 1656 menuTop = windowPos + height.window - height.menu - height.adminbar - 1; 1657 1658 if ( menuTop > 0 ) { 1659 $adminMenuWrap.css({ 1660 position: 'absolute', 1661 top: menuTop, 1662 bottom: '' 1663 }); 1664 } else { 1665 unpinMenu(); 1666 } 1667 } 1668 } 1669 1670 lastScrollPosition = windowPos; 1671 } 1672 1673 /** 1674 * Determines the height of certain elements. 1675 * 1676 * @since 4.1.0 1677 * 1678 * @return {void} 1679 */ 1680 function resetHeights() { 1681 height = { 1682 window: $window.height(), 1683 wpwrap: $wpwrap.height(), 1684 adminbar: $adminbar.height(), 1685 menu: $adminMenuWrap.height() 1686 }; 1687 } 1688 1689 /** 1690 * Unpins the menu. 1691 * 1692 * @since 4.1.0 1693 * 1694 * @return {void} 1695 */ 1696 function unpinMenu() { 1697 if ( isIOS || ! menuIsPinned ) { 1698 return; 1699 } 1700 1701 pinnedMenuTop = pinnedMenuBottom = menuIsPinned = false; 1702 $adminMenuWrap.css({ 1703 position: '', 1704 top: '', 1705 bottom: '' 1706 }); 1707 } 1708 1709 /** 1710 * Pins and unpins the menu when applicable. 1711 * 1712 * @since 4.1.0 1713 * 1714 * @return {void} 1715 */ 1716 function setPinMenu() { 1717 resetHeights(); 1718 1719 if ( $adminmenu.data('wp-responsive') ) { 1720 $body.removeClass( 'sticky-menu' ); 1721 unpinMenu(); 1722 } else if ( height.menu + height.adminbar > height.window ) { 1723 pinMenu(); 1724 $body.removeClass( 'sticky-menu' ); 1725 } else { 1726 $body.addClass( 'sticky-menu' ); 1727 unpinMenu(); 1728 } 1729 } 1730 1731 if ( ! isIOS ) { 1732 $window.on( 'scroll.pin-menu', pinMenu ); 1733 $document.on( 'tinymce-editor-init.pin-menu', function( event, editor ) { 1734 editor.on( 'wp-autoresize', resetHeights ); 1735 }); 1736 } 1737 1738 /** 1739 * Changes the sortables and responsiveness of metaboxes. 1740 * 1741 * @since 3.8.0 1742 * 1743 * @return {void} 1744 */ 1745 window.wpResponsive = { 1746 1747 /** 1748 * Initializes the wpResponsive object. 1749 * 1750 * @since 3.8.0 1751 * 1752 * @return {void} 1753 */ 1754 init: function() { 1755 var self = this; 1756 1757 this.maybeDisableSortables = this.maybeDisableSortables.bind( this ); 1758 1759 // Modify functionality based on custom activate/deactivate event. 1760 $document.on( 'wp-responsive-activate.wp-responsive', function() { 1761 self.activate(); 1762 self.toggleAriaHasPopup( 'add' ); 1763 }).on( 'wp-responsive-deactivate.wp-responsive', function() { 1764 self.deactivate(); 1765 self.toggleAriaHasPopup( 'remove' ); 1766 }); 1767 1768 $( '#wp-admin-bar-menu-toggle a' ).attr( 'aria-expanded', 'false' ); 1769 1770 // Toggle sidebar when toggle is clicked. 1771 $( '#wp-admin-bar-menu-toggle' ).on( 'click.wp-responsive', function( event ) { 1772 event.preventDefault(); 1773 1774 // Close any open toolbar submenus. 1775 $adminbar.find( '.hover' ).removeClass( 'hover' ); 1776 1777 $wpwrap.toggleClass( 'wp-responsive-open' ); 1778 if ( $wpwrap.hasClass( 'wp-responsive-open' ) ) { 1779 $(this).find('a').attr( 'aria-expanded', 'true' ); 1780 $( '#adminmenu a:first' ).trigger( 'focus' ); 1781 } else { 1782 $(this).find('a').attr( 'aria-expanded', 'false' ); 1783 } 1784 } ); 1785 1786 // Close sidebar when target moves outside of toggle and sidebar. 1787 $( document ).on( 'click', function( event ) { 1788 if ( ! $wpwrap.hasClass( 'wp-responsive-open' ) || ! document.hasFocus() ) { 1789 return; 1790 } 1791 1792 var focusIsInToggle = $.contains( $( '#wp-admin-bar-menu-toggle' )[0], event.target ); 1793 var focusIsInSidebar = $.contains( $( '#adminmenuwrap' )[0], event.target ); 1794 1795 if ( ! focusIsInToggle && ! focusIsInSidebar ) { 1796 $( '#wp-admin-bar-menu-toggle' ).trigger( 'click.wp-responsive' ); 1797 } 1798 } ); 1799 1800 // Close sidebar when a keypress completes outside of toggle and sidebar. 1801 $( document ).on( 'keyup', function( event ) { 1802 var toggleButton = $( '#wp-admin-bar-menu-toggle' )[0]; 1803 if ( ! $wpwrap.hasClass( 'wp-responsive-open' ) ) { 1804 return; 1805 } 1806 if ( 27 === event.keyCode ) { 1807 $( toggleButton ).trigger( 'click.wp-responsive' ); 1808 $( toggleButton ).find( 'a' ).trigger( 'focus' ); 1809 } else { 1810 if ( 9 === event.keyCode ) { 1811 var sidebar = $( '#adminmenuwrap' )[0]; 1812 var focusedElement = event.relatedTarget || document.activeElement; 1813 // A brief delay is required to allow focus to switch to another element. 1814 setTimeout( function() { 1815 var focusIsInToggle = $.contains( toggleButton, focusedElement ); 1816 var focusIsInSidebar = $.contains( sidebar, focusedElement ); 1817 1818 if ( ! focusIsInToggle && ! focusIsInSidebar ) { 1819 $( toggleButton ).trigger( 'click.wp-responsive' ); 1820 } 1821 }, 10 ); 1822 } 1823 } 1824 }); 1825 1826 // Add menu events. 1827 $adminmenu.on( 'click.wp-responsive', 'li.wp-has-submenu > a', function( event ) { 1828 if ( ! $adminmenu.data('wp-responsive') ) { 1829 return; 1830 } 1831 let state = ( 'false' === $( this ).attr( 'aria-expanded' ) ) ? 'true' : 'false'; 1832 $( this ).parent( 'li' ).toggleClass( 'selected' ); 1833 $( this ).attr( 'aria-expanded', state ); 1834 $( this ).trigger( 'focus' ); 1835 event.preventDefault(); 1836 }); 1837 1838 self.trigger(); 1839 $document.on( 'wp-window-resized.wp-responsive', this.trigger.bind( this ) ); 1840 1841 // This needs to run later as UI Sortable may be initialized when the document is ready. 1842 $window.on( 'load.wp-responsive', this.maybeDisableSortables ); 1843 $document.on( 'postbox-toggled', this.maybeDisableSortables ); 1844 1845 // When the screen columns are changed, potentially disable sortables. 1846 $( '#screen-options-wrap input' ).on( 'click', this.maybeDisableSortables ); 1847 }, 1848 1849 /** 1850 * Disable sortables if there is only one metabox, or the screen is in one column mode. Otherwise, enable sortables. 1851 * 1852 * @since 5.3.0 1853 * 1854 * @return {void} 1855 */ 1856 maybeDisableSortables: function() { 1857 var width = navigator.userAgent.indexOf('AppleWebKit/') > -1 ? $window.width() : window.innerWidth; 1858 1859 if ( 1860 ( width <= 782 ) || 1861 ( 1 >= $sortables.find( '.ui-sortable-handle:visible' ).length && jQuery( '.columns-prefs-1 input' ).prop( 'checked' ) ) 1862 ) { 1863 this.disableSortables(); 1864 } else { 1865 this.enableSortables(); 1866 } 1867 }, 1868 1869 /** 1870 * Changes properties of body and admin menu. 1871 * 1872 * Pins and unpins the menu and adds the auto-fold class to the body. 1873 * Makes the admin menu responsive and disables the metabox sortables. 1874 * 1875 * @since 3.8.0 1876 * 1877 * @return {void} 1878 */ 1879 activate: function() { 1880 setPinMenu(); 1881 1882 if ( ! $body.hasClass( 'auto-fold' ) ) { 1883 $body.addClass( 'auto-fold' ); 1884 } 1885 1886 $adminmenu.data( 'wp-responsive', 1 ); 1887 this.disableSortables(); 1888 }, 1889 1890 /** 1891 * Changes properties of admin menu and enables metabox sortables. 1892 * 1893 * Pin and unpin the menu. 1894 * Removes the responsiveness of the admin menu and enables the metabox sortables. 1895 * 1896 * @since 3.8.0 1897 * 1898 * @return {void} 1899 */ 1900 deactivate: function() { 1901 setPinMenu(); 1902 $adminmenu.removeData('wp-responsive'); 1903 1904 this.maybeDisableSortables(); 1905 }, 1906 1907 /** 1908 * Toggles the aria-haspopup attribute for the responsive admin menu. 1909 * 1910 * The aria-haspopup attribute is only necessary for the responsive menu. 1911 * See ticket https://core.trac.wordpress.org/ticket/43095 1912 * 1913 * @since 6.6.0 1914 * 1915 * @param {string} action Whether to add or remove the aria-haspopup attribute. 1916 * 1917 * @return {void} 1918 */ 1919 toggleAriaHasPopup: function( action ) { 1920 var elements = $adminmenu.find( '[data-ariahaspopup]' ); 1921 1922 if ( action === 'add' ) { 1923 elements.each( function() { 1924 $( this ).attr( 'aria-haspopup', 'menu' ).attr( 'aria-expanded', 'false' ); 1925 } ); 1926 1927 return; 1928 } 1929 1930 elements.each( function() { 1931 $( this ).removeAttr( 'aria-haspopup' ).removeAttr( 'aria-expanded' ); 1932 } ); 1933 }, 1934 1935 /** 1936 * Sets the responsiveness and enables the overlay based on the viewport width. 1937 * 1938 * @since 3.8.0 1939 * 1940 * @return {void} 1941 */ 1942 trigger: function() { 1943 var viewportWidth = getViewportWidth(); 1944 1945 // Exclude IE < 9, it doesn't support @media CSS rules. 1946 if ( ! viewportWidth ) { 1947 return; 1948 } 1949 1950 if ( viewportWidth <= 782 ) { 1951 if ( ! wpResponsiveActive ) { 1952 $document.trigger( 'wp-responsive-activate' ); 1953 wpResponsiveActive = true; 1954 } 1955 } else { 1956 if ( wpResponsiveActive ) { 1957 $document.trigger( 'wp-responsive-deactivate' ); 1958 wpResponsiveActive = false; 1959 } 1960 } 1961 1962 if ( viewportWidth <= 480 ) { 1963 this.enableOverlay(); 1964 } else { 1965 this.disableOverlay(); 1966 } 1967 1968 this.maybeDisableSortables(); 1969 }, 1970 1971 /** 1972 * Inserts a responsive overlay and toggles the window. 1973 * 1974 * @since 3.8.0 1975 * 1976 * @return {void} 1977 */ 1978 enableOverlay: function() { 1979 if ( $overlay.length === 0 ) { 1980 $overlay = $( '<div id="wp-responsive-overlay"></div>' ) 1981 .insertAfter( '#wpcontent' ) 1982 .hide() 1983 .on( 'click.wp-responsive', function() { 1984 $toolbar.find( '.menupop.hover' ).removeClass( 'hover' ); 1985 $( this ).hide(); 1986 }); 1987 } 1988 1989 $toolbarPopups.on( 'click.wp-responsive', function() { 1990 $overlay.show(); 1991 }); 1992 }, 1993 1994 /** 1995 * Disables the responsive overlay and removes the overlay. 1996 * 1997 * @since 3.8.0 1998 * 1999 * @return {void} 2000 */ 2001 disableOverlay: function() { 2002 $toolbarPopups.off( 'click.wp-responsive' ); 2003 $overlay.hide(); 2004 }, 2005 2006 /** 2007 * Disables sortables. 2008 * 2009 * @since 3.8.0 2010 * 2011 * @return {void} 2012 */ 2013 disableSortables: function() { 2014 if ( $sortables.length ) { 2015 try { 2016 $sortables.sortable( 'disable' ); 2017 $sortables.find( '.ui-sortable-handle' ).addClass( 'is-non-sortable' ); 2018 } catch ( e ) {} 2019 } 2020 }, 2021 2022 /** 2023 * Enables sortables. 2024 * 2025 * @since 3.8.0 2026 * 2027 * @return {void} 2028 */ 2029 enableSortables: function() { 2030 if ( $sortables.length ) { 2031 try { 2032 $sortables.sortable( 'enable' ); 2033 $sortables.find( '.ui-sortable-handle' ).removeClass( 'is-non-sortable' ); 2034 } catch ( e ) {} 2035 } 2036 } 2037 }; 2038 2039 /** 2040 * Add an ARIA role `button` to elements that behave like UI controls when JavaScript is on. 2041 * 2042 * @since 4.5.0 2043 * 2044 * @return {void} 2045 */ 2046 function aria_button_if_js() { 2047 $( '.aria-button-if-js' ).attr( 'role', 'button' ); 2048 } 2049 2050 $( document ).on( 'ajaxComplete', function() { 2051 aria_button_if_js(); 2052 }); 2053 2054 /** 2055 * Get the viewport width. 2056 * 2057 * @since 4.7.0 2058 * 2059 * @return {number|boolean} The current viewport width or false if the 2060 * browser doesn't support innerWidth (IE < 9). 2061 */ 2062 function getViewportWidth() { 2063 var viewportWidth = false; 2064 2065 if ( window.innerWidth ) { 2066 // On phones, window.innerWidth is affected by zooming. 2067 viewportWidth = Math.max( window.innerWidth, document.documentElement.clientWidth ); 2068 } 2069 2070 return viewportWidth; 2071 } 2072 2073 /** 2074 * Sets the admin menu collapsed/expanded state. 2075 * 2076 * Sets the global variable `menuState` and triggers a custom event passing 2077 * the current menu state. 2078 * 2079 * @since 4.7.0 2080 * 2081 * @return {void} 2082 */ 2083 function setMenuState() { 2084 var viewportWidth = getViewportWidth() || 961; 2085 2086 if ( viewportWidth <= 782 ) { 2087 menuState = 'responsive'; 2088 } else if ( $body.hasClass( 'folded' ) || ( $body.hasClass( 'auto-fold' ) && viewportWidth <= 960 && viewportWidth > 782 ) ) { 2089 menuState = 'folded'; 2090 } else { 2091 menuState = 'open'; 2092 } 2093 2094 $document.trigger( 'wp-menu-state-set', { state: menuState } ); 2095 } 2096 2097 // Set the menu state when the window gets resized. 2098 $document.on( 'wp-window-resized.set-menu-state', setMenuState ); 2099 2100 /** 2101 * Sets ARIA attributes on the collapse/expand menu button. 2102 * 2103 * When the admin menu is open or folded, updates the `aria-expanded` and 2104 * `aria-label` attributes of the button to give feedback to assistive 2105 * technologies. In the responsive view, the button is always hidden. 2106 * 2107 * @since 4.7.0 2108 * 2109 * @return {void} 2110 */ 2111 $document.on( 'wp-menu-state-set wp-collapse-menu', function( event, eventData ) { 2112 var $collapseButton = $( '#collapse-button' ), 2113 ariaExpanded, ariaLabelText; 2114 2115 if ( 'folded' === eventData.state ) { 2116 ariaExpanded = 'false'; 2117 ariaLabelText = __( 'Expand Main menu' ); 2118 } else { 2119 ariaExpanded = 'true'; 2120 ariaLabelText = __( 'Collapse Main menu' ); 2121 } 2122 2123 $collapseButton.attr({ 2124 'aria-expanded': ariaExpanded, 2125 'aria-label': ariaLabelText 2126 }); 2127 }); 2128 2129 window.wpResponsive.init(); 2130 setPinMenu(); 2131 setMenuState(); 2132 makeNoticesDismissible(); 2133 aria_button_if_js(); 2134 2135 $document.on( 'wp-pin-menu wp-window-resized.pin-menu postboxes-columnchange.pin-menu postbox-toggled.pin-menu wp-collapse-menu.pin-menu wp-scroll-start.pin-menu', setPinMenu ); 2136 2137 // Set initial focus on a specific element. 2138 $( '.wp-initial-focus' ).trigger( 'focus' ); 2139 2140 // Toggle update details on update-core.php. 2141 $body.on( 'click', '.js-update-details-toggle', function() { 2142 var $updateNotice = $( this ).closest( '.js-update-details' ), 2143 $progressDiv = $( '#' + $updateNotice.data( 'update-details' ) ); 2144 2145 /* 2146 * When clicking on "Show details" move the progress div below the update 2147 * notice. Make sure it gets moved just the first time. 2148 */ 2149 if ( ! $progressDiv.hasClass( 'update-details-moved' ) ) { 2150 $progressDiv.insertAfter( $updateNotice ).addClass( 'update-details-moved' ); 2151 } 2152 2153 // Toggle the progress div visibility. 2154 $progressDiv.toggle(); 2155 // Toggle the Show Details button expanded state. 2156 $( this ).attr( 'aria-expanded', $progressDiv.is( ':visible' ) ); 2157 }); 2158 }); 2159 2160 /** 2161 * Hides the update button for expired plugin or theme uploads. 2162 * 2163 * On the "Update plugin/theme from uploaded zip" screen, once the upload has expired, 2164 * hides the "Replace current with uploaded" button and displays a warning. 2165 * 2166 * @since 5.5.0 2167 */ 2168 $( function( $ ) { 2169 var $overwrite, $warning; 2170 2171 if ( ! $body.hasClass( 'update-php' ) ) { 2172 return; 2173 } 2174 2175 $overwrite = $( 'a.update-from-upload-overwrite' ); 2176 $warning = $( '.update-from-upload-expired' ); 2177 2178 if ( ! $overwrite.length || ! $warning.length ) { 2179 return; 2180 } 2181 2182 window.setTimeout( 2183 function() { 2184 $overwrite.hide(); 2185 $warning.removeClass( 'hidden' ); 2186 2187 if ( window.wp && window.wp.a11y ) { 2188 window.wp.a11y.speak( $warning.text() ); 2189 } 2190 }, 2191 7140000 // 119 minutes. The uploaded file is deleted after 2 hours. 2192 ); 2193 } ); 2194 2195 // Fire a custom jQuery event at the end of window resize. 2196 ( function() { 2197 var timeout; 2198 2199 /** 2200 * Triggers the WP window-resize event. 2201 * 2202 * @since 3.8.0 2203 * 2204 * @return {void} 2205 */ 2206 function triggerEvent() { 2207 $document.trigger( 'wp-window-resized' ); 2208 } 2209 2210 /** 2211 * Fires the trigger event again after 200 ms. 2212 * 2213 * @since 3.8.0 2214 * 2215 * @return {void} 2216 */ 2217 function fireOnce() { 2218 window.clearTimeout( timeout ); 2219 timeout = window.setTimeout( triggerEvent, 200 ); 2220 } 2221 2222 $window.on( 'resize.wp-fire-once', fireOnce ); 2223 }()); 2224 2225 // Make Windows 8 devices play along nicely. 2226 (function(){ 2227 if ( '-ms-user-select' in document.documentElement.style && navigator.userAgent.match(/IEMobile\/10\.0/) ) { 2228 var msViewportStyle = document.createElement( 'style' ); 2229 msViewportStyle.appendChild( 2230 document.createTextNode( '@-ms-viewport{width:auto!important}' ) 2231 ); 2232 document.getElementsByTagName( 'head' )[0].appendChild( msViewportStyle ); 2233 } 2234 })(); 2235 2236 }( jQuery, window )); 2237 2238 /** 2239 * Freeze animated plugin icons when reduced motion is enabled. 2240 * 2241 * When the user has enabled the 'prefers-reduced-motion' setting, this module 2242 * stops animations for all GIFs on the page with the class 'plugin-icon' or 2243 * plugin icon images in the update plugins table. 2244 * 2245 * @since 6.4.0 2246 */ 2247 (function() { 2248 // Private variables and methods. 2249 var priv = {}, 2250 pub = {}, 2251 mediaQuery; 2252 2253 // Initialize pauseAll to false; it will be set to true if reduced motion is preferred. 2254 priv.pauseAll = false; 2255 if ( window.matchMedia ) { 2256 mediaQuery = window.matchMedia( '(prefers-reduced-motion: reduce)' ); 2257 if ( ! mediaQuery || mediaQuery.matches ) { 2258 priv.pauseAll = true; 2259 } 2260 } 2261 2262 // Method to replace animated GIFs with a static frame. 2263 priv.freezeAnimatedPluginIcons = function( img ) { 2264 var coverImage = function() { 2265 var width = img.width; 2266 var height = img.height; 2267 var canvas = document.createElement( 'canvas' ); 2268 2269 // Set canvas dimensions. 2270 canvas.width = width; 2271 canvas.height = height; 2272 2273 // Copy classes from the image to the canvas. 2274 canvas.className = img.className; 2275 2276 // Check if the image is inside a specific table. 2277 var isInsideUpdateTable = img.closest( '#update-plugins-table' ); 2278 2279 if ( isInsideUpdateTable ) { 2280 // Transfer computed styles from image to canvas. 2281 var computedStyles = window.getComputedStyle( img ), 2282 i, max; 2283 for ( i = 0, max = computedStyles.length; i < max; i++ ) { 2284 var propName = computedStyles[ i ]; 2285 var propValue = computedStyles.getPropertyValue( propName ); 2286 canvas.style[ propName ] = propValue; 2287 } 2288 } 2289 2290 // Draw the image onto the canvas. 2291 canvas.getContext( '2d' ).drawImage( img, 0, 0, width, height ); 2292 2293 // Set accessibility attributes on canvas. 2294 canvas.setAttribute( 'aria-hidden', 'true' ); 2295 canvas.setAttribute( 'role', 'presentation' ); 2296 2297 // Insert canvas before the image and set the image to be near-invisible. 2298 var parent = img.parentNode; 2299 parent.insertBefore( canvas, img ); 2300 img.style.opacity = 0.01; 2301 img.style.width = '0px'; 2302 img.style.height = '0px'; 2303 }; 2304 2305 // If the image is already loaded, apply the coverImage function. 2306 if ( img.complete ) { 2307 coverImage(); 2308 } else { 2309 // Otherwise, wait for the image to load. 2310 img.addEventListener( 'load', coverImage, true ); 2311 } 2312 }; 2313 2314 // Public method to freeze all relevant GIFs on the page. 2315 pub.freezeAll = function() { 2316 var images = document.querySelectorAll( '.plugin-icon, #update-plugins-table img' ); 2317 for ( var x = 0; x < images.length; x++ ) { 2318 if ( /\.gif(?:\?|$)/i.test( images[ x ].src ) ) { 2319 priv.freezeAnimatedPluginIcons( images[ x ] ); 2320 } 2321 } 2322 }; 2323 2324 // Only run the freezeAll method if the user prefers reduced motion. 2325 if ( true === priv.pauseAll ) { 2326 pub.freezeAll(); 2327 } 2328 2329 // Listen for jQuery AJAX events. 2330 ( function( $ ) { 2331 if ( window.pagenow === 'plugin-install' ) { 2332 // Only listen for ajaxComplete if this is the plugin-install.php page. 2333 $( document ).ajaxComplete( function( event, xhr, settings ) { 2334 2335 // Check if this is the 'search-install-plugins' request. 2336 if ( settings.data && typeof settings.data === 'string' && settings.data.includes( 'action=search-install-plugins' ) ) { 2337 // Recheck if the user prefers reduced motion. 2338 if ( window.matchMedia ) { 2339 var mediaQuery = window.matchMedia( '(prefers-reduced-motion: reduce)' ); 2340 if ( mediaQuery.matches ) { 2341 pub.freezeAll(); 2342 } 2343 } else { 2344 // Fallback for browsers that don't support matchMedia. 2345 if ( true === priv.pauseAll ) { 2346 pub.freezeAll(); 2347 } 2348 } 2349 } 2350 } ); 2351 } 2352 } )( jQuery ); 2353 2354 // Expose public methods. 2355 return pub; 2356 })();
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