MediaWiki:Common.js
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/* WIKINESS_DYNAMIC_GALLERY_START */
(function () {
function escapeHtml(text) {
return String(text || '')
.replace(/&/g, '&')
.replace(/</g, '<')
.replace(/>/g, '>')
.replace(/"/g, '"');
}
function md5cycle(x, k) {
var a = x[0], b = x[1], c = x[2], d = x[3];
a = ff(a, b, c, d, k[0], 7, -680876936);
d = ff(d, a, b, c, k[1], 12, -389564586);
c = ff(c, d, a, b, k[2], 17, 606105819);
b = ff(b, c, d, a, k[3], 22, -1044525330);
a = ff(a, b, c, d, k[4], 7, -176418897);
d = ff(d, a, b, c, k[5], 12, 1200080426);
c = ff(c, d, a, b, k[6], 17, -1473231341);
b = ff(b, c, d, a, k[7], 22, -45705983);
a = ff(a, b, c, d, k[8], 7, 1770035416);
d = ff(d, a, b, c, k[9], 12, -1958414417);
c = ff(c, d, a, b, k[10], 17, -42063);
b = ff(b, c, d, a, k[11], 22, -1990404162);
a = ff(a, b, c, d, k[12], 7, 1804603682);
d = ff(d, a, b, c, k[13], 12, -40341101);
c = ff(c, d, a, b, k[14], 17, -1502002290);
b = ff(b, c, d, a, k[15], 22, 1236535329);
a = gg(a, b, c, d, k[1], 5, -165796510);
d = gg(d, a, b, c, k[6], 9, -1069501632);
c = gg(c, d, a, b, k[11], 14, 643717713);
b = gg(b, c, d, a, k[0], 20, -373897302);
a = gg(a, b, c, d, k[5], 5, -701558691);
d = gg(d, a, b, c, k[10], 9, 38016083);
c = gg(c, d, a, b, k[15], 14, -660478335);
b = gg(b, c, d, a, k[4], 20, -405537848);
a = gg(a, b, c, d, k[9], 5, 568446438);
d = gg(d, a, b, c, k[14], 9, -1019803690);
c = gg(c, d, a, b, k[3], 14, -187363961);
b = gg(b, c, d, a, k[8], 20, 1163531501);
a = gg(a, b, c, d, k[13], 5, -1444681467);
d = gg(d, a, b, c, k[2], 9, -51403784);
c = gg(c, d, a, b, k[7], 14, 1735328473);
b = gg(b, c, d, a, k[12], 20, -1926607734);
a = hh(a, b, c, d, k[5], 4, -378558);
d = hh(d, a, b, c, k[8], 11, -2022574463);
c = hh(c, d, a, b, k[11], 16, 1839030562);
b = hh(b, c, d, a, k[14], 23, -35309556);
a = hh(a, b, c, d, k[1], 4, -1530992060);
d = hh(d, a, b, c, k[4], 11, 1272893353);
c = hh(c, d, a, b, k[7], 16, -155497632);
b = hh(b, c, d, a, k[10], 23, -1094730640);
a = hh(a, b, c, d, k[13], 4, 681279174);
d = hh(d, a, b, c, k[0], 11, -358537222);
c = hh(c, d, a, b, k[3], 16, -722521979);
b = hh(b, c, d, a, k[6], 23, 76029189);
a = hh(a, b, c, d, k[9], 4, -640364487);
d = hh(d, a, b, c, k[12], 11, -421815835);
c = hh(c, d, a, b, k[15], 16, 530742520);
b = hh(b, c, d, a, k[2], 23, -995338651);
a = ii(a, b, c, d, k[0], 6, -198630844);
d = ii(d, a, b, c, k[7], 10, 1126891415);
c = ii(c, d, a, b, k[14], 15, -1416354905);
b = ii(b, c, d, a, k[5], 21, -57434055);
a = ii(a, b, c, d, k[12], 6, 1700485571);
d = ii(d, a, b, c, k[3], 10, -1894986606);
c = ii(c, d, a, b, k[10], 15, -1051523);
b = ii(b, c, d, a, k[1], 21, -2054922799);
a = ii(a, b, c, d, k[8], 6, 1873313359);
d = ii(d, a, b, c, k[15], 10, -30611744);
c = ii(c, d, a, b, k[6], 15, -1560198380);
b = ii(b, c, d, a, k[13], 21, 1309151649);
a = ii(a, b, c, d, k[4], 6, -145523070);
d = ii(d, a, b, c, k[11], 10, -1120210379);
c = ii(c, d, a, b, k[2], 15, 718787259);
b = ii(b, c, d, a, k[9], 21, -343485551);
x[0] = add32(a, x[0]);
x[1] = add32(b, x[1]);
x[2] = add32(c, x[2]);
x[3] = add32(d, x[3]);
}
function cmn(q, a, b, x, s, t) {
a = add32(add32(a, q), add32(x, t));
return add32((a << s) | (a >>> (32 - s)), b);
}
function ff(a, b, c, d, x, s, t) {
return cmn((b & c) | ((~b) & d), a, b, x, s, t);
}
function gg(a, b, c, d, x, s, t) {
return cmn((b & d) | (c & (~d)), a, b, x, s, t);
}
function hh(a, b, c, d, x, s, t) {
return cmn(b ^ c ^ d, a, b, x, s, t);
}
function ii(a, b, c, d, x, s, t) {
return cmn(c ^ (b | (~d)), a, b, x, s, t);
}
function md51(s) {
var txt = '';
var n = s.length;
var state = [1732584193, -271733879, -1732584194, 271733878];
var i;
for (i = 64; i <= s.length; i += 64) {
md5cycle(state, md5blk(s.substring(i - 64, i)));
}
s = s.substring(i - 64);
var tail = new Array(16).fill(0);
for (i = 0; i < s.length; i++) {
tail[i >> 2] |= s.charCodeAt(i) << ((i % 4) << 3);
}
tail[i >> 2] |= 0x80 << ((i % 4) << 3);
if (i > 55) {
md5cycle(state, tail);
tail = new Array(16).fill(0);
}
tail[14] = n * 8;
md5cycle(state, tail);
return state;
}
function md5blk(s) {
var md5blks = [];
var i;
for (i = 0; i < 64; i += 4) {
md5blks[i >> 2] =
s.charCodeAt(i) +
(s.charCodeAt(i + 1) << 8) +
(s.charCodeAt(i + 2) << 16) +
(s.charCodeAt(i + 3) << 24);
}
return md5blks;
}
var hexChr = '0123456789abcdef'.split('');
function rhex(n) {
var s = '';
var j;
for (j = 0; j < 4; j++) {
s += hexChr[(n >> (j * 8 + 4)) & 0x0F] + hexChr[(n >> (j * 8)) & 0x0F];
}
return s;
}
function md5(s) {
return md51(s).map(rhex).join('');
}
function add32(a, b) {
return (a + b) & 0xFFFFFFFF;
}
function normalizeFileName(name) {
return String(name || '')
.replace(/^File:/i, '')
.replace(/ /g, '_');
}
function directImageUrl(fileName) {
var clean = normalizeFileName(fileName);
var hash = md5(clean);
return '/images/' + hash.charAt(0) + '/' + hash.substring(0, 2) + '/' + encodeURIComponent(clean);
}
function buildGallery(targetId, categoryTitle, emptyText) {
var target = document.getElementById(targetId);
if (!target) {
return;
}
var apiUrl =
'/api.php?action=query' +
'&generator=categorymembers' +
'&gcmtitle=' + encodeURIComponent(categoryTitle) +
'&gcmlimit=50' +
'&gcmsort=sortkey' +
'&gcmdir=ascending' +
'&prop=pageimages|info' +
'&piprop=name' +
'&inprop=url' +
'&format=json';
fetch(apiUrl, { credentials: 'same-origin' })
.then(function (response) {
return response.json();
})
.then(function (data) {
var pagesObj = data && data.query && data.query.pages ? data.query.pages : {};
var pages = Object.keys(pagesObj).map(function (key) {
return pagesObj[key];
});
pages.sort(function (a, b) {
return String(a.title || '').localeCompare(String(b.title || ''), 'it');
});
pages = pages.filter(function (page) {
return page.pageimage && page.fullurl;
}).slice(0, 10);
if (!pages.length) {
target.innerHTML = '<div class="wikiness-gallery-empty">' + emptyText + '</div>';
return;
}
var html = '<div class="wikiness-dynamic-gallery-grid">';
pages.forEach(function (page) {
var title = page.title || '';
var img = directImageUrl(page.pageimage);
var url = page.fullurl;
html += ''
+ '<a class="wikiness-dynamic-gallery-card" href="' + escapeHtml(url) + '">'
+ '<span class="wikiness-dynamic-gallery-thumb">'
+ '<img src="' + escapeHtml(img) + '" alt="' + escapeHtml(title) + '" loading="lazy">'
+ '</span>'
+ '<span class="wikiness-dynamic-gallery-title">' + escapeHtml(title) + '</span>'
+ '</a>';
});
html += '</div>';
target.innerHTML = html;
})
.catch(function () {
target.innerHTML = '<div class="wikiness-gallery-empty">' + emptyText + '</div>';
});
}
document.addEventListener('DOMContentLoaded', function () {
buildGallery(
'wikiness-gallery-professionisti',
'Categoria:- Pagine con immagini',
'Nessuna immagine disponibile.'
);
buildGallery(
'wikiness-gallery-loghi',
'Categoria:- Pagine con loghi',
'Nessun logo disponibile.'
);
});
}());
/* WIKINESS_DYNAMIC_GALLERY_END */