User:Shibo77/metadata.js
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/**
* Metadata assessment script
* Finds the WP 1.0/WikiProject assessment of every article you go to, then
* displays that information in the article header.
* @author Outriggr - created the script and used to maintain it
* @author Pyrospirit - currently maintains and updates the script
*/
// Import stylesheet with custom classes for header colors
importStylesheet('User:Shibo77/metadata.css');
var assessment = {
autorun: true,
showOldPeerReviews: false,
/**
* Starts the script object running. The main function of the script. If the
* getMainType() function can find the assessment, it uses that assessment
* for the page, parses it, and displays it in the header. Otherwise, it runs
* ajaxMain().
*/
init: function init () {
this.callHooks('init_before');
var initialAssessment = this.checkArticle(); // checks for types visible from article page
if (initialAssessment.exists) {
this.currentAssessment = initialAssessment;
var data = this.talkAssess(this.currentAssessment);
this.update(data.newClass, data.slogan, data.info);
}
else this.ajaxMain(); // proceed to check the talk page
this.callHooks('init_after');
},
/**
* The main function when an AJAX request is needed to find the assessment.
* Creates an AJAX request for the contents of a URL (defaults to the
* first section of the article's talk page), then sends the request. After
* getting the requested data back, it finds the assessment information in
* the data, then uses and displays that assessment in the header.
* @param {String} url - Optional: override the default URL for the request.
* @param {Function} stateChange - Optional: override the default request callback
* @param optionalArgument - Optional: passed to the stateChange function
*/
ajaxMain: function ajaxMain (url, stateChange, optionalArgument) {
if (!url || !/^https?:\/\//i.test(url)) // optional url override
url = mw.config.get('wgServer') + mw.config.get('wgScript') + '?title=Talk:' + encodeURIComponent(mw.config.get('wgPageName'))
+ '&action=raw§ion=0';
if (typeof stateChange !== 'function') {
stateChange = this.stateChange;
this.url = url;
}
var request = sajax_init_object();
if (request) {
var that = this; // store value of 'this'
request.onreadystatechange = function () {
stateChange.call(that, request, optionalArgument);
}
request.open('GET', url, true);
request.send(null);
}
},
/**
* This function is passed as a parameter to ajaxMain. It is called each time
* this.request updates, and the code inside the conditional runs when the
* data is available.
*/
stateChange: function stateChange (request) {
if (request.readyState == 4 && request.status == 200) {
this.text = request.responseText;
this.request = request;
var rating = this.getRating(this.text);
this.currentAssessment = this.getAssessment(this.text, rating);
var data = this.talkAssess(this.currentAssessment);
this.update(data.newClass, data.slogan, data.info);
this.callHooks('onCompletedRequest');
}
},
/**
* Checks for various objects on the article page that indicate a certain
* assessment, such as a featured star or disambiguation page notice. If this
* function can find the assessment, AJAX is not needed for this page.
* @return {Object} assess - the assessment in an easily readable format
* @static
*/
checkArticle: function checkArticle () {
var assess = {};
assess.extra == '';
assess.exists = true;
if (document.getElementById('disambig') || document.getElementById('disambig_disambigbox')
|| document.getElementById('disambigbox'))
assess.rating = 'dab';
else if (document.getElementById('setindexbox'))
assess.rating = 'setindex';
else if (document.getElementById('contentSub')
&& document.getElementById('contentSub').innerHTML == 'Redirect page')
assess.rating = 'redir';
else if (document.getElementById('ca-talk')
&& document.getElementById('ca-talk').className == 'new') // no talk page
assess.rating = 'none';
else assess.exists = false; // none of the above, no assessment found
return assess;
},
/**
* Searches the provided wikicode for the rating part of an assessment and
* returns it as a string.
* Note that a higher assessment takes priority, and less-used assessments
* such as "list", "current", or "future" are used only if nothing else can
* be found.
* @param {String} text - some wikitext to be searched for assessment info
* @return {String} rating - the article's current assessment
*/
getRating: function getRating (text) {
this.callHooks('getRating_before');
var rating = 'none';
if (text.match(/\|\s*(class|currentstatus)\s*=\s*fa\b/i))
rating = 'fa';
else if (text.match(/\|\s*(class|currentstatus)\s*=\s*fl\b/i))
rating = 'fl';
else if (text.match(/\|\s*class\s*=\s*a\b/i)) {
if (text.match(/\|\s*class\s*=\s*ga\b|\|\s*currentstatus\s*=\s*(ffa\/)?ga\b/i))
rating = 'a/ga'; // A-class articles that are also GA's
else rating = 'a';
} else if (text.match(/\|\s*class\s*=\s*ga\b|\|\s*currentstatus\s*=\s*(ffa\/)?ga\b|\{\{\s*ga\s*\|/i)
&& !text.match(/\|\s*currentstatus\s*=\s*dga\b/i))
rating = 'ga';
else if (text.match(/\|\s*class\s*=\s*b\b/i))
rating = 'b';
else if (text.match(/\|\s*class\s*=\s*bplus\b/i))
rating = 'bplus'; // used by WP Math
else if (text.match(/\|\s*class\s*=\s*c\b/i))
rating = 'c';
else if (text.match(/\|\s*class\s*=\s*start/i))
rating = 'start';
else if (text.match(/\|\s*class\s*=\s*stub/i))
rating = 'stub';
else if (text.match(/\|\s*class\s*=\s*list/i))
rating = 'list';
else if (text.match(/\|\s*class\s*=\s*sl/i))
rating = 'sl'; // used by WP Plants
else if (text.match(/\|\s*class\s*=\s*(dab|disambig)/i))
rating = 'dab';
else if (text.match(/\|\s*class\s*=\s*cur(rent)?/i))
rating = 'cur';
else if (text.match(/\|\s*class\s*=\s*future/i))
rating = 'future';
this.callHooks('getRating_after');
return rating;
},
/**
* Searches the provided wikicode for data on the article's current and past
* featured or good status and returns an object that contains this data
* along with some miscellaneous other bits of information.
* @param {String} text - some wikitext to be searched for assessment info
* @return {Object} assess - the assessment data for the page
*/
getAssessment: function getAssessment (text, rating) {
this.callHooks('getAssessment_before');
var assess = {rating: rating, pageLink: [null, null], extra: [], activeReview: null};
var actionNumber = 0, pageLinkFlag = false, tempMatch, articleName;
// Current nominations (FAC, FLC, or GAN)
if ((assess.reg = text.match(/\{\{\s*featured[ _]article[ _]candidates\s*(?:[\|\}]\s*([^\|\}]*))?[^\}]*?\}\}/i))) {
assess.extra.push('fac');
if (assess.reg[1] && (articleName = this.decodeEntities(assess.reg[1].trim())))
assess.pageLink[0] = 'Wikipedia:特色条目候选\/' + articleName;
} else if ((assess.reg = text.match(/\{\{\s*featured[ _]list[ _]candidates\s*(?:[\|\}]\s*([^\|\}]*))?[^\}]*?\}\}/i))) {
assess.extra.push('flc');
if (assess.reg[1] && (articleName = this.decodeEntities(assess.reg[1].trim())))
assess.pageLink[0] = 'Wikipedia:特色列表候选\/' + articleName;
} else if ((assess.reg = text.match(/\{\{\s*ga ?nominee\s*[\|\}][^\}]*\}\}/i))) {
assess.extra.push('gan');
tempMatch = assess.reg[0].match(/\|\s*page\s*=\s*(\d+).*\|\s*status\s*=\s*\w+\b/i);
if (tempMatch)
assess.pageLink[0] = 'Talk:' + this.encodePageName(wgPageName) + '\/GA' + tempMatch[1];
}
// Current reviews of a status (FAR, FLRC, or GAR)
else if ((assess.reg = text.match(/\{\{\s*featured[ _]article[ _]review\s*(?:[\|\}]\s*([^\|\}]*))?[^\}]*?\}\}/i))) {
assess.extra.push('far');
if (assess.reg[1] && (articleName = this.decodeEntities(assess.reg[1].trim())))
assess.pageLink[0] = 'Wikipedia:特色條目複審\/' + articleName;
} else if ((assess.reg = text.match(/\{\{\s*featured[ _]list[ _]removal[ _]candidates\s*(?:[\|\}]\s*([^\|\}]*))?[^\}]*?\}\}/i))) {
assess.extra.push('flrc');
if (assess.reg[1] && (articleName = this.decodeEntities(assess.reg[1].trim())))
assess.pageLink[0] = 'Wikipedia:特色列表复审\/' + articleName;
} else if ((assess.reg = text.match(/\{\{\s*gar\/link\s*[\|\}][^\}]*\}\}/i))) {
assess.extra.push('gar');
tempMatch = assess.reg[0].match(/\|\s*GARpage\s*=\s*(\d+).*\|/i);
if (tempMatch)
assess.pageLink[0] = this.getGARLink(this.encodePageName(wgPageName), tempMatch[1]);
}
// Former statuses (FFA, FFL, or DGA)
if ((assess.reg = text.match(/\|\s*currentstatus\s*=\s*ffa\b/i))) {
tempMatch = text.match(/\|\s*action(\d+)\s*=\s*far\b/gi);
actionNumber = tempMatch[tempMatch.length - 1].match(/\d+/);
pageLinkFlag = true;
assess.extra.push('ffa');
} else if ((assess.reg = text.match(/\|\s*action(\d+)\s*=\s*far\b/gi))
// This checks if the last FAR entry in ArticleHistory resulted in removal.
&& text.match(RegExp(
'\\|\\s*action' + assess.reg[assess.reg.length - 1].match(/\d+/)
+ 'result\\s*=\\s*removed\\b', 'i'
)) && assess.rating.search(/f[al]/i) == -1) {
actionNumber = assess.reg[assess.reg.length - 1].match(/\d+/);
pageLinkFlag = true;
assess.extra.push('ffa');
} else if ((assess.reg = text.match(/\{\{\s*formerfa2?\b/i))) {
assess.extra.push('ffa');
} else if ((assess.reg = text.match(/\|\s*currentstatus\s*=\s*ffl\b/i))) {
assess.extra.push('ffl');
} else if ((assess.reg = text.match(/\{\{\s*ffl\s*[\|\}]/i))) {
assess.extra.push('ffl');
} else if ((assess.reg = text.match(/\|\s*currentstatus\s*=\s*dga\b/i))) {
tempMatch = text.match(/\|\s*action(\d+)\s*=\s*gar\b/gi);
actionNumber = tempMatch[tempMatch.length - 1].match(/\d+/);
pageLinkFlag = true;
assess.extra.push('dga');
} else if ((assess.reg = text.match(/\{\{\s*d(elisted)?ga\s*[\|\}]/i))) {
assess.extra.push('dga');
}
// Former nominations (former FAC, FLC, or GAN)
else if ((assess.reg = text.match(/\|\s*action(\d+)\s*=\s*fac\b/gi))
&& assess.rating.search(/f[al]/i) == -1) {
actionNumber = assess.reg[assess.reg.length - 1].match(/\d+/);
pageLinkFlag = true;
assess.extra.push('ffac');
} else if ((assess.reg = text.match(/\|\s*currentstatus\s*=\s*ffac\b/i))) {
assess.extra.push('ffac');
} else if ((assess.reg = text.match(/\{\{\s*fac?(failed|(\-|[ _]\()?contested\)?)\s*[\|\}]/i))) {
assess.extra.push('ffac');
} else if ((assess.reg = text.match(/\|\s*action(\d+)\s*=\s*flc\b/gi))
&& assess.rating.search(/f[al]/i) == -1) {
actionNumber = assess.reg[assess.reg.length - 1].match(/\d+/);
pageLinkFlag = true;
assess.extra.push('fflc');
} else if ((assess.reg = text.match(/\|\s*currentstatus\s*=\s*fflc\b/i))) {
assess.extra.push('fflc');
} else if ((assess.reg = text.match(/\|\s*action(\d+)\s*=\s*gan\b/gi))
&& assess.rating.search(/f[al]|(a\/)?ga/i) == -1) {
actionNumber = assess.reg[assess.reg.length - 1].match(/\d+/);
pageLinkFlag = true;
assess.extra.push('fgan');
} else if ((assess.reg = text.match(/\|\s*currentstatus\s*=\s*fgan\b/i))) {
assess.extra.push('fgan');
} else if ((assess.reg = text.match(/\{\{\s*f(ailed ?)?ga\s*[\|\}]/i))) {
assess.extra.push('fgan');
}
// Looks for currently active peer reviews
var peerReview;
if ((peerReview = text.match(/\{\{\s*peer[_ ]?review\s*\|\s*archive\s*=\s*(\d+)\b/i))) {
assess.review = 'Wikipedia:同行评审/' + wgPageName + '/archive'
+ peerReview[1];
assess.activeReview = true;
} else if (this.showOldPeerReviews) {
// TODO: Add code for old peer reviews
} else assess.review = null;
// Scans for the link associated with an action in ArticleHistory
if (pageLinkFlag) {
var linkPattern = RegExp('\\|\\s*action' + actionNumber + 'link\\s*=\\s*([^\\n\\|]+)\\s*\\|');
var linkMatch = text.match(linkPattern);
assess.pageLink[1] = linkMatch ? this.decodeEntities(linkMatch[1]) : null;
}
assess.exists = true;
this.callHooks('getAssessment_after');
return assess;
},
/**
* Parses an assessment object into the HTML and CSS code needed to update
* the article header. If it doesn't recognize a part of the information
* given, it will simply ignore it and mark as unassessed.
* @param {Object} assess - assessment information for this article
* @return {String} newClass - the CSS class corresponding to its assessment
* @return {String} slogan - HTML giving (with a link) the main assessment
* @return {String} info - HTML giving (with a link) additional information
*/
talkAssess: function talkAssess (assess) {
this.callHooks('talkAssess_before');
var path = wgArticlePath.replace('$1', '');
var assessLink = path + 'Wikipedia:Version_1.0_Editorial_Team/Assessment';
if (typeof assess.extra === 'undefined') assess.extra = '';
var extra = assess.extra, rating = assess.rating;
var pageLink = assess.pageLink ? [this.encodePageName(assess.pageLink[0]),
this.encodePageName(assess.pageLink[1])] : [null, null];
var peerReview = this.encodePageName(assess.review);
var info = this.getExtraInfo(extra, pageLink);
var peerReviewText = this.addPeerReview(peerReview, assess.activeReview);
if (peerReviewText)
info.push(peerReviewText);
var newClass, slogan;
if (rating == 'a' || rating == 'a/ga') {
newClass = 'assess-a-text';
slogan = '这是一个<a href="' + assessLink + '">甲级条目</a>';
if (rating == 'a/ga') {
info.push('Also a <a href="' + path + 'Wikipedia:優良條目">优良条目。</a>');
}
} else if (rating == 'ga') {
newClass = 'assess-ga-text';
slogan = '这是一个<a href="' + path + 'Wikipedia:優良條目">优良条目</a>'
} else if (rating == 'c') {
newClass = 'assess-c-text';
slogan = '这是一个<a href="' + assessLink + '">丙级条目</a>';
} else if (rating == 'start') {
newClass = 'assess-start-text';
slogan = '这是一个<a href="' + assessLink + '">初级条目</a>';
} else if (rating == 'stub') {
newClass = 'assess-stub-text';
slogan = '这是一个<a href="' + assessLink + '">小作品</a>';
} else if (rating == 'sl') {
newClass = 'assess-sl-text';
slogan = '这是一个<a href="' + assessLink + '">小列表</a>';
} else if (rating == 'list') {
newClass = 'assess-list-text';
slogan = '这是一个<a href="' + path + 'Wikipedia:列表">列表</a>';
} else if (rating == 'dab') {
newClass = 'assess-dab-text';
slogan = '这是一个<a href="' + path + 'Wikipedia:消歧义">消歧义页</a>';
} else if (rating == 'setindex') {
newClass = 'assess-setindex-text';
slogan = '这是一个<a href="' + path + 'Wikipedia:Disambiguation#Set_index_articles">'
+ 'set index article</a>';
} else if (rating == 'redir') {
newClass = 'assess-redir-text';
slogan = '这是一个<a href="' + path + 'Wikipedia:重定向">重定向页</a>';
} else if (rating == 'fl') {
newClass = 'assess-fl-text';
slogan = '这是一个<a href="' + path + 'Wikipedia:特色列表">特色列表</a>';
} else if (rating == 'fa') {
newClass = 'assess-fa-text';
slogan = '这是一个<a href="' + path + 'Wikipedia:特色条目">特色条目</a>';
} else if (rating == 'cur') {
newClass = 'assess-cur-text';
slogan = '这是一个<a href="' + path + 'Portal:新聞動態">与近期新闻相关的条目</a>';
} else if (rating == 'future') {
newClass = 'assess-future-text';
slogan = '这是一个<a href="' + path + 'Category:Future-Class_articles">future-class</a>'
+ ' article';
} else {
newClass = 'assess-unassessed-text';
slogan = '这个条目尚未被评审';
}
this.callHooks('talkAssess_after');
return {newClass: newClass, slogan: slogan, info: info};
},
/**
* Creates an info string based on the assessment info and a page link.
*/
getExtraInfo: function getExtraInfo (extra, pageLink) {
var info = [];
var page = this.encodePageName(wgPageName);
// Current nominations and reviews
if (extra.indexOf('fac') != -1) {
info.push(this.makeInfoString('这个条目被', pageLink[0], 'Wikipedia:特色条目候选/'
+ page, '提名为特色条目', null));
} else if (extra.indexOf('flc') != -1) {
info.push(this.makeInfoString('这个列表被', pageLink[0], 'Wikipedia:特色列表候选/'
+ page, '提名为特色列表', null));
} else if (extra.indexOf('gan') != -1) {
info.push(this.makeInfoString('这个条目被', pageLink[0], 'Wikipedia:優良條目候選',
'提名为优良条目', null));
} else if (extra.indexOf('far') != -1) {
info.push(this.makeInfoString('这个特色条目正在进行', pageLink[0], 'Wikipedia:特色條目複審/'
+ page, '复审'));
} else if (extra.indexOf('flrc') != -1) {
info.push(this.makeInfoString('这个特色列表正在进行', pageLink[0], 'Wikipedia:特色列表复审/'
+ page, '复审'));
} else if (extra.indexOf('gar') != -1) {
info.push(this.makeInfoString('<span id="assess-gar-link">这个优良条目正在进行', pageLink[0],
'Wikipedia:優良條目重審', '重审', '<\/span>'));
}
// Past statuses and nominations
if (extra.indexOf('ffa') != -1) {
info.push(this.makeInfoString('曾是一个', pageLink[1], 'Wikipedia:特色条目候选/' + page,
'特色条目'));
} else if (extra.indexOf('ffl') != -1) {
info.push(this.makeInfoString('曾是一个', pageLink[1], 'Wikipedia:特色列表复审/'
+ page, '特色列表'));
} else if (extra.indexOf('dga') != -1) {
info.push(this.makeInfoString('曾是一个', pageLink[1], 'Wikipedia:優良條目重審',
'优良条目'));
} else if (extra.indexOf('ffac') != -1) {
info.push(this.makeInfoString('曾是一个', pageLink[1], 'Wikipedia:特色条目候选/'
+ page, '候选特色条目', null));
} else if (extra.indexOf('fflc') != -1) {
info.push(this.makeInfoString('曾是一个', pageLink[1], 'Wikipedia:特色列表候选/'
+ page, '候选特色列表', null));
} else if (extra.indexOf('fgan') != -1) {
info.push(this.makeInfoString('曾是一个', pageLink[1], 'Wikipedia:優良條目候選',
'候选优良条目', null));
}
return info;
},
/**
* Get the correct link for Good Article reassessments. These things require an
* additional AJAX request to determine whether it's a community or individual
* reassessment. The trick is to assume it's a community reassessment, then
* switch the link once the request returns if it's actually not.
*/
getGARLink: function getGARLink (articleName, reviewNumber) {
var communityTitle = 'Wikipedia:優良條目重審\/' + articleName + '\/' + reviewNumber,
individualTitle = 'Talk:' + articleName + '\/GA' + reviewNumber,
url = mw.config.get('wgServer') + mw.config.get('wgScriptPath') + '\/api.php?action=query&titles='
+ communityTitle + '|' + individualTitle + '&prop=info&format=json';
this.ajaxMain(url, this.getGARLinkCallback, [communityTitle, individualTitle]);
return communityTitle;
},
/**
* Now we have the information back from the API and need to figure out if the
* link needs to be changed.
*/
getGARLinkCallback: function getGARLinkCallback (request, altTitles) {
if (request.readyState == 4 && request.status == 200) {
var text = request.responseText;
if (JSON && JSON.parse) {
var query = JSON.parse(text)['query'];
}
else return;
var communityTitleNorm = altTitles[0],
individualTitleNorm = altTitles[1];
var len = query['normalized'].length;
for (var j = 0; j < len; j++) {
switch (query['normalized'][j]['from']) {
case altTitles[0]:
communityTitleNorm = query['normalized'][j]['to'];
break;
case altTitles[1]:
individualTitleNorm = query['normalized'][j]['to'];
break;
}
}
var noCommunityAssessment = false;
for (var i = -1; i >= -2; i--) {
if (query['pages'][i] && typeof query['pages'][i]['missing'] === 'string') {
if (query['pages'][i]['title'] == individualTitleNorm) {
// No individual assessment, no need to change anything.
return;
}
else if (query['pages'][i]['title'] == communityTitleNorm) {
// There's no community assessment, so flag it.
noCommunityAssessment = true;
}
}
}
var garLink = document.getElementById('assess-gar-link').getElementsByTagName('a')[0];
if (noCommunityAssessment && garLink) {
// There's an individual assessment but no community assessment.
// Switch the link.
garLink.setAttribute('href', wgArticlePath.replace('$1', '') + altTitles[1]);
}
}
},
/**
* Creates the peer review text from an info string, if a peer review was detected earlier.
*/
addPeerReview: function addPeerReview (peerReview, activeReview) {
var reviewText = null, path = wgArticlePath.replace('$1', '');
if (peerReview) {
reviewText = (activeReview
? '这个条目正在进行<a href="' + path + peerReview + '">同行评审。</a>'
: '这个条目曾经被<a href="' + path + peerReview + '">同行评审过。</a>');
reviewText = '<span class="assess-info-review">' + reviewText + '</span>';
}
return reviewText;
},
/**
* Updates article header with new assessment information by giving it a new
* class (for style information such as color) and altering the tagline below
* it to state the assessment found.
* @param {String} newClass - the CSS class name added to the article header
* @param {String} slogan - text prepended to the tagline, showing
* the article's main assessment
* @param {String} info - additional assessment info appended to the tagline
* @static
*/
update: function update (newClass, slogan, info) {
var firstHeading = document.getElementsByTagName('h1')[0];
var siteSub = '<span class="assess-article-rating">' + slogan + '<\/span>';
siteSub += ' —维基百科，自由的百科全书';
if (info && info.length > 0) {
siteSub += '<span class="assess-info-all">. '
+ (typeof info.join === 'undefined'
? info.toString()
: info.join(' ')
) + '<\/span>';
}
firstHeading.className += ' ' + (typeof newClass.join === 'undefined'
? newClass.toString()
: newClass.join(' ')
); // add newClass as additional class(es)
document.getElementById('siteSub').innerHTML = siteSub;
},
/**
* Creates a string formatted for the 'info' parameter in the update method.
* @param start - text at the beginning of the string, before the link
* @param pageLink - a link to the target page
* @param defLink - the backup page link if !pageLink
* @param linkText - the text of the link
* @param end - text after the link
* @return {String} output - the info string
* @static
*/
makeInfoString: function makeInfoString (start, pageLink, defLink, linkText, end) {
var output;
// path is usually just '/wiki/', but it's different on secure.wikimedia.org
var path = wgArticlePath.replace('$1', '');
var page = pageLink ? path + pageLink : (defLink ? path + defLink : null);
start = start ? start.toString() + ' ' : '';
linkText = linkText ? linkText.toString() : '';
end = end ? ' ' + end.toString() + '.' : '.';
output = start + (page ? '<a href="' + page + '"' + (linkText ? '>' : ' \/>') : '')
+ linkText + ((page && linkText) ? '<\/a>' : '') + end;
return output;
},
/**
* Encodes the URL of a Wikipedia page for use in the talkAssess method.
* @param {String} inputText - the unencoded full page name
* @return {String} outputText - the encoded page name
* @static
*/
encodePageName: function encodePageName (inputText) {
if (!inputText) return null;
var outputText = encodeURIComponent(inputText);
while (outputText != null && outputText.match(/(\%20|\%2F)/i)) {
outputText = outputText.replace(/\%20/i, '_'); // unescape spaces for readability
outputText = outputText.replace(/\%2F/i, '\/'); // %2F must be unescaped
}
return outputText;
},
callHooks: function callHooks (hook) {
for (funct in this[hook]) {
this[hook][funct].call(this);
}
},
addHook: function addHook (hook, funct) {
if (typeof this[hook] === 'undefined')
this[hook] = [];
this[hook][this[hook].length] = funct;
return this;
},
/**
* Decodes all HTML entities in the string provided.
*/
decodeEntities: function decodeEntities (str) {
var t = document.createElement("textarea");
t.innerHTML = str;
return t.value;
}
};
// Implement Array.indexOf for older browsers that don't have it
if (!Array.prototype.indexOf) {
Array.prototype.indexOf = function indexOf (elt, from) {
var len = this.length >>> 0;
var from = Number(arguments[1]) || 0;
from = (from < 0) ? Math.ceil(from) : Math.floor(from);
if (from < 0)
from += len;
for (; from < len; from++) {
if (from in this && this[from] === elt)
return from;
}
return -1;
};
}
// Implement String.trim for browsers that don't have it
if (!String.prototype.trim) {
String.prototype.trim = function trim () {
var str = this.replace(/^\s\s*/, ''),
ws = /\s/,
i = str.length;
while (ws.test(str.charAt(--i)));
return str.slice(0, i + 1);
}
}
// Backwards compatibility
MetadataScript = MetadataObject = assessment
/**
* Initializes the script on page load
*/
if (wgNamespaceNumber == 0 && (wgAction == 'view' || wgAction == 'purge')
&& document.location.href.search(/\?(.+\&)?printable=[^&]/i) == -1
&& wgPageName != 'Main_Page') {
addOnloadHook(function () {
if (assessment.autorun)
assessment.init();
});
}