| Index: trunk/phase3/skins/common/preview.js |
| — | — | @@ -1,175 +1,40 @@ |
| 2 | 2 | /** |
| 3 | 3 | * Live preview script for MediaWiki |
| 4 | | - * |
| 5 | | - * 2007-04-25 – Nikerabbit: |
| 6 | | - * Worked around text cutoff in mozilla-based browsers |
| 7 | | - * Support for categories |
| 8 | 4 | */ |
| 9 | 5 | |
| 10 | | - |
| 11 | | -lpIdPreview = 'wikiPreview'; |
| 12 | | -lpIdCategories = 'catlinks'; |
| 13 | | -lpIdDiff = 'wikiDiff'; |
| 14 | | - |
| 15 | | -/* |
| 16 | | - * Returns XMLHttpRequest based on browser support or null |
| 17 | | - */ |
| 18 | | -function openXMLHttpRequest() { |
| 19 | | - if( window.XMLHttpRequest ) { |
| 20 | | - return new XMLHttpRequest(); |
| 21 | | - } else if( window.ActiveXObject && navigator.platform != 'MacPPC' ) { |
| 22 | | - // IE/Mac has an ActiveXObject but it doesn't work. |
| 23 | | - return new ActiveXObject("Microsoft.XMLHTTP"); |
| 24 | | - } else { |
| 25 | | - return null; |
| 26 | | - } |
| | 6 | +function setupLivePreview() { |
| | 7 | + var livePreviewButton = $j('#wpLivePreview'); |
| | 8 | + |
| | 9 | + livePreviewButton.click( doLivePreview ); |
| 27 | 10 | } |
| 28 | 11 | |
| 29 | | -/** |
| 30 | | - * Returns true if could open the request, |
| 31 | | - * false otherwise (eg no browser support). |
| 32 | | - */ |
| 33 | | -function lpDoPreview(text, postUrl) { |
| 34 | | - lpRequest = openXMLHttpRequest(); |
| 35 | | - if( !lpRequest ) return false; |
| 36 | | - |
| 37 | | - lpRequest.onreadystatechange = lpStatusUpdate; |
| 38 | | - lpRequest.open("POST", postUrl, true); |
| 39 | | - |
| 40 | | - var postData = 'wpTextbox1=' + encodeURIComponent(text); |
| 41 | | - lpRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); |
| 42 | | - lpRequest.send(postData); |
| 43 | | - return true; |
| 44 | | -} |
| 45 | | - |
| 46 | | -function lpStatusUpdate() { |
| 47 | | - |
| 48 | | - /* We are at some stage of loading */ |
| 49 | | - if (lpRequest.readyState > 0 && lpRequest.readyState < 4) { |
| 50 | | - notify(i18n(wgLivepreviewMessageLoading)); |
| 51 | | - } |
| 52 | | - |
| 53 | | - /* Not loaded yet */ |
| 54 | | - if(lpRequest.readyState != 4) { |
| 55 | | - return; |
| 56 | | - } |
| 57 | | - |
| 58 | | - /* We got response, bug it not what we wanted */ |
| 59 | | - if( lpRequest.status != 200 ) { |
| 60 | | - var keys = new Array(); |
| 61 | | - keys[0] = lpRequest.status; |
| 62 | | - keys[1] = lpRequest.statusText; |
| 63 | | - window.alert(i18n(wgLivepreviewMessageError, keys)); |
| 64 | | - lpShowNormalPreview(); |
| 65 | | - return; |
| 66 | | - } |
| 67 | | - |
| 68 | | - /* All good */ |
| 69 | | - dismissNotify(i18n(wgLivepreviewMessageReady), 750); |
| 70 | | - |
| | 12 | +function doLivePreview( e ) { |
| | 13 | + e.preventDefault(); |
| | 14 | + var previewText = $j('#wpTextbox1').val(); |
| | 15 | + var postData = { 'action' : 'submit', 'wpTextbox1' : previewText, 'wpPreview' : true, |
| | 16 | + 'title' : wgPageName }; |
| 71 | 17 | |
| 72 | | - var XMLObject = lpRequest.responseXML.documentElement; |
| 73 | | - |
| 74 | | - |
| 75 | | - /* Work around Firefox (Gecko?) limitation where it shows only the first 4096 |
| 76 | | - * bytes of data. Ref: http://www.thescripts.com/forum/thread482760.html |
| 77 | | - */ |
| 78 | | - XMLObject.normalize(); |
| 79 | | - |
| 80 | | - var previewElement = XMLObject.getElementsByTagName('preview')[0]; |
| 81 | | - var categoryElement = XMLObject.getElementsByTagName('category')[0]; |
| 82 | | - |
| 83 | | - /* Hide the active diff if it exists */ |
| 84 | | - var diff = document.getElementById(lpIdDiff); |
| 85 | | - if ( diff ) { diff.style.display = 'none'; } |
| 86 | | - |
| 87 | | - /* Inject preview */ |
| 88 | | - var previewContainer = document.getElementById( lpIdPreview ); |
| 89 | | - if ( previewContainer && previewElement ) { |
| 90 | | - previewContainer.innerHTML = previewElement.firstChild.data; |
| 91 | | - previewContainer.style.display = 'block'; |
| 92 | | - } else { |
| 93 | | - /* Should never happen */ |
| 94 | | - window.alert(i18n(wgLivepreviewMessageFailed)); |
| 95 | | - lpShowNormalPreview(); |
| 96 | | - return; |
| 97 | | - } |
| 98 | | - |
| 99 | | - |
| 100 | | - /* Inject categories */ |
| 101 | | - var categoryContainer = document.getElementById( lpIdCategories ); |
| 102 | | - if ( categoryElement && categoryElement.firstChild ) { |
| 103 | | - if ( categoryContainer ) { |
| 104 | | - categoryContainer.innerHTML = categoryElement.firstChild.data; |
| 105 | | - /* May be hidden */ |
| 106 | | - categoryContainer.style.display = 'block'; |
| 107 | | - } else { |
| 108 | | - /* Just dump them somewhere */ |
| 109 | | - /* previewContainer.innerHTML += categoryElement.firstChild.data;*/ |
| 110 | | - } |
| 111 | | - } else { |
| 112 | | - /* Nothing to show, hide old data */ |
| 113 | | - if ( categoryContainer ) { |
| 114 | | - categoryContainer.style.display = 'none'; |
| 115 | | - } |
| 116 | | - } |
| 117 | | - |
| | 18 | + // Hide active diff, used templates, old preview if shown |
| | 19 | + $j('#wikiDiff').slideUp(); |
| | 20 | + $j('#wikiPreview').slideUp(); |
| | 21 | + $j('.templatesUsed').slideUp(); |
| | 22 | + $j('.hiddencats').slideUp(); |
| | 23 | + |
| | 24 | + var page = $j('<html/>'); |
| | 25 | + page.load( wgScript+'?action=submit', |
| | 26 | + postData, |
| | 27 | + function() { |
| | 28 | + var copyElements = ['#wikiPreview', '.templatesUsed', '.hiddencats']; |
| | 29 | + |
| | 30 | + for( var i=0; i<copyElements.length; ++i) { |
| | 31 | + // For all the specified elements, find the elements in the loaded page |
| | 32 | + // and the real page, empty the element in the real page, and fill it |
| | 33 | + // with the content of the loaded page |
| | 34 | + var copyContent = page.find( copyElements[i] ).contents(); |
| | 35 | + $j(copyElements[i]).empty().append( copyContent ); |
| | 36 | + } |
| | 37 | + $j('#wikiPreview').slideDown(); |
| | 38 | + } ); |
| 118 | 39 | } |
| 119 | 40 | |
| 120 | | -function lpShowNormalPreview() { |
| 121 | | - var fallback = document.getElementById('wpPreview'); |
| 122 | | - if ( fallback ) { fallback.style.display = 'inline'; } |
| 123 | | -} |
| 124 | | - |
| 125 | | - |
| 126 | | -// TODO: move elsewhere |
| 127 | | -/* Small non-intrusive popup which can be used for example to notify the user |
| 128 | | - * about completed AJAX action. Supports only one notify at a time. |
| 129 | | - */ |
| 130 | | -function notify(message) { |
| 131 | | - var notifyElement = document.getElementById('mw-js-notify'); |
| 132 | | - if ( !notifyElement ) { |
| 133 | | - createNotify(); |
| 134 | | - var notifyElement = document.getElementById('mw-js-notify'); |
| 135 | | - } |
| 136 | | - notifyElement.style.display = 'block'; |
| 137 | | - notifyElement.innerHTML = message; |
| 138 | | -} |
| 139 | | - |
| 140 | | -function dismissNotify(message, timeout) { |
| 141 | | - var notifyElement = document.getElementById('mw-js-notify'); |
| 142 | | - if ( notifyElement ) { |
| 143 | | - if ( timeout == 0 ) { |
| 144 | | - notifyElement.style.display = 'none'; |
| 145 | | - } else { |
| 146 | | - notify(message); |
| 147 | | - setTimeout("dismissNotify('', 0)", timeout); |
| 148 | | - } |
| 149 | | - } |
| 150 | | -} |
| 151 | | - |
| 152 | | -function createNotify() { |
| 153 | | - var div = document.createElement("div"); |
| 154 | | - var txt = '###PLACEHOLDER###' |
| 155 | | - var txtNode = document.createTextNode(txt); |
| 156 | | - div.appendChild(txtNode); |
| 157 | | - div.id = 'mw-js-notify'; |
| 158 | | - // TODO: move styles to css |
| 159 | | - div.setAttribute('style', |
| 160 | | - 'display: none; position: fixed; bottom: 0px; right: 0px; color: white; background-color: DarkRed; z-index: 5; padding: 0.1em 1em 0.1em 1em; font-size: 120%;'); |
| 161 | | - var body = document.getElementsByTagName('body')[0]; |
| 162 | | - body.appendChild(div); |
| 163 | | -} |
| 164 | | - |
| 165 | | - |
| 166 | | - |
| 167 | | -/* Helper function similar to wfMsgReplaceArgs() */ |
| 168 | | -function i18n(message, keys) { |
| 169 | | - var localMessage = message; |
| 170 | | - if ( !keys ) { return localMessage; } |
| 171 | | - for( var i = 0; i < keys.length; i++) { |
| 172 | | - var myregexp = new RegExp("\\$"+(i+1), 'g'); |
| 173 | | - localMessage = localMessage.replace(myregexp, keys[i]); |
| 174 | | - } |
| 175 | | - return localMessage; |
| 176 | | -} |
| \ No newline at end of file |
| | 41 | +js2AddOnloadHook( setupLivePreview ); |
| Index: trunk/phase3/includes/EditPage.php |
| — | — | @@ -1706,14 +1706,7 @@ |
| 1707 | 1707 | function doLivePreviewScript() { |
| 1708 | 1708 | global $wgOut, $wgTitle; |
| 1709 | 1709 | $wgOut->addScriptFile( 'preview.js' ); |
| 1710 | | - $liveAction = $wgTitle->getLocalUrl( array( |
| 1711 | | - 'action' => $this->action, |
| 1712 | | - 'wpPreview' => 'true', |
| 1713 | | - 'live' => 'true' |
| 1714 | | - ) ); |
| 1715 | | - return "return !lpDoPreview(" . |
| 1716 | | - "editform.wpTextbox1.value," . |
| 1717 | | - '"' . $liveAction . '"' . ")"; |
| | 1710 | + return ""; |
| 1718 | 1711 | } |
| 1719 | 1712 | |
| 1720 | 1713 | protected function showTosSummary() { |
| — | — | @@ -2271,6 +2264,8 @@ |
| 2272 | 2265 | |
| 2273 | 2266 | ++$tabindex; // use the same for preview and live preview |
| 2274 | 2267 | if ( $wgLivePreview && $wgUser->getOption( 'uselivepreview' ) ) { |
| | 2268 | + $this->doLivePreviewScript(); // Add to output |
| | 2269 | + |
| 2275 | 2270 | $temp = array( |
| 2276 | 2271 | 'id' => 'wpPreview', |
| 2277 | 2272 | 'name' => 'wpPreview', |
| — | — | @@ -2291,8 +2286,8 @@ |
| 2292 | 2287 | 'value' => wfMsg('showlivepreview'), |
| 2293 | 2288 | 'accesskey' => wfMsg('accesskey-preview'), |
| 2294 | 2289 | 'title' => '', |
| 2295 | | - 'onclick' => $this->doLivePreviewScript(), |
| 2296 | 2290 | ); |
| | 2291 | + |
| 2297 | 2292 | $buttons['live'] = Xml::element('input', $temp, ''); |
| 2298 | 2293 | } else { |
| 2299 | 2294 | $temp = array( |
