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1 // Interim login dialog |
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2 (function($){ |
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3 var wrap, check, next; |
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4 |
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5 function show() { |
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6 var parent = $('#wp-auth-check'), form = $('#wp-auth-check-form'), noframe = wrap.find('.wp-auth-fallback-expired'), frame, loaded = false; |
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7 |
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8 if ( form.length ) { |
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9 // Add unload confirmation to counter (frame-busting) JS redirects |
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10 $(window).on( 'beforeunload.wp-auth-check', function(e) { |
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11 e.originalEvent.returnValue = window.authcheckL10n.beforeunload; |
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12 }); |
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13 |
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14 frame = $('<iframe id="wp-auth-check-frame" frameborder="0">').attr( 'title', noframe.text() ); |
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15 frame.load( function(e) { |
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16 var height, body; |
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17 |
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18 loaded = true; |
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19 |
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20 try { |
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21 body = $(this).contents().find('body'); |
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22 height = body.height(); |
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23 } catch(e) { |
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24 wrap.addClass('fallback'); |
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25 parent.css( 'max-height', '' ); |
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26 form.remove(); |
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27 noframe.focus(); |
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28 return; |
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29 } |
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30 |
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31 if ( height ) { |
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32 if ( body && body.hasClass('interim-login-success') ) |
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33 hide(); |
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34 else |
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35 parent.css( 'max-height', height + 40 + 'px' ); |
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36 } else if ( ! body || ! body.length ) { |
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37 // Catch "silent" iframe origin exceptions in WebKit after another page is loaded in the iframe |
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38 wrap.addClass('fallback'); |
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39 parent.css( 'max-height', '' ); |
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40 form.remove(); |
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41 noframe.focus(); |
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42 } |
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43 }).attr( 'src', form.data('src') ); |
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44 |
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45 $('#wp-auth-check-form').append( frame ); |
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46 } |
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47 |
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48 wrap.removeClass('hidden'); |
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49 |
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50 if ( frame ) { |
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51 frame.focus(); |
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52 // WebKit doesn't throw an error if the iframe fails to load because of "X-Frame-Options: DENY" header. |
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53 // Wait for 10 sec. and switch to the fallback text. |
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54 setTimeout( function() { |
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55 if ( ! loaded ) { |
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56 wrap.addClass('fallback'); |
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57 form.remove(); |
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58 noframe.focus(); |
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59 } |
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60 }, 10000 ); |
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61 } else { |
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62 noframe.focus(); |
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63 } |
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64 } |
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65 |
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66 function hide() { |
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67 $(window).off( 'beforeunload.wp-auth-check' ); |
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68 |
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69 // When on the Edit Post screen, speed up heartbeat after the user logs in to quickly refresh nonces |
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70 if ( typeof adminpage != 'undefined' && ( adminpage == 'post-php' || adminpage == 'post-new-php' ) |
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71 && typeof wp != 'undefined' && wp.heartbeat ) { |
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72 |
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73 wp.heartbeat.interval( 'fast', 1 ); |
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74 } |
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75 |
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76 wrap.fadeOut( 200, function() { |
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77 wrap.addClass('hidden').css('display', ''); |
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78 $('#wp-auth-check-frame').remove(); |
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79 }); |
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80 } |
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81 |
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82 function schedule() { |
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83 var interval = parseInt( window.authcheckL10n.interval, 10 ) || 180; // in seconds, default 3 min. |
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84 next = ( new Date() ).getTime() + ( interval * 1000 ); |
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85 } |
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86 |
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87 $( document ).on( 'heartbeat-tick.wp-auth-check', function( e, data ) { |
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88 if ( 'wp-auth-check' in data ) { |
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89 schedule(); |
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90 if ( ! data['wp-auth-check'] && wrap.hasClass('hidden') ) |
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91 show(); |
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92 else if ( data['wp-auth-check'] && ! wrap.hasClass('hidden') ) |
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93 hide(); |
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94 } |
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95 }).on( 'heartbeat-send.wp-auth-check', function( e, data ) { |
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96 if ( ( new Date() ).getTime() > next ) |
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97 data['wp-auth-check'] = true; |
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98 }).ready( function() { |
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99 schedule(); |
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100 wrap = $('#wp-auth-check-wrap'); |
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101 wrap.find('.wp-auth-check-close').on( 'click', function(e) { |
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102 hide(); |
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103 }); |
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104 }); |
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105 |
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106 }(jQuery)); |