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Tutorial: Add numbered pagination to Blogger
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<b:if cond='data:blog.pageType == "index"'> | |
<!-- Start XOmisse Pagination --> | |
<script type='text/javascript'> //<![CDATA[ | |
/** WRITTEN BY XOMISSE.COM **/ | |
var postperpage=2; var numshowpage=2; var prevpage ='Previous'; var nextpage ='Next'; var urlactivepage=location.href; var home_page="/"; | |
//]]> </script> | |
<script src='https://gist.githubusercontent.com/xomisse/ac8ccfa4b8fb2c26d5cf76270db92201/raw/1903a3d95e5258e859e84dd7523e9d90adb0d8bb/pagination.js' type='text/javascript'/> | |
<!-- End XOmisse Pagination --> | |
</b:if> |
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function pagination(a) { | |
var e = ""; | |
leftnum = parseInt(numshowpage / 2), leftnum == numshowpage - leftnum && (numshowpage = 2 * leftnum + 1), start = postnumber - leftnum, start < 1 && (start = 1), maximum = parseInt(a / postperpage) + 1, maximum - 1 == a / postperpage && (maximum -= 1), end = start + numshowpage - 1, end > maximum && (end = maximum), e += "<span class='totalpages'>Page " + postnumber + " de " + maximum + "</span>"; | |
var s = parseInt(postnumber) - 1; | |
postnumber > 1 && (e += 2 == postnumber ? "page" == type ? '<span class="showpage"><a href="' + home_page + '">' + prevpage + "</a></span>" : '<span class="pagenumber"><a href="/search/label/' + lblname1 + "?&max-results=" + postperpage + '">' + prevpage + "</a></span>" : "page" == type ? '<span class="pagenumber"><a href="#" onclick="redirectpage(' + s + ');return false">' + prevpage + "</a></span>" : '<span class="pagenumber"><a href="#" onclick="redirectlabel(' + s + ');return false">' + prevpage + "</a></span>"), start > 1 && (e += "page" == type ? '<span class="pagenumber"><a href="' + home_page + '">1</a></span>' : '<span class="pagenumber"><a href="/search/label/' + lblname1 + "?&max-results=" + postperpage + '">1</a></span>'), start > 2 && (e += ""); | |
for (var r = start; r <= end; r++) e += postnumber == r ? '<span class="current">' + r + "</span>" : 1 == r ? "page" == type ? '<span class="pagenumber"><a href="' + home_page + '">1</a></span>' : '<span class="pagenumber"><a href="/search/label/' + lblname1 + "?&max-results=" + postperpage + '">1</a></span>' : "page" == type ? '<span class="pagenumber"><a href="#" onclick="redirectpage(' + r + ');return false">' + r + "</a></span>" : '<span class="pagenumber"><a href="#" onclick="redirectlabel(' + r + ');return false">' + r + "</a></span>"; | |
end < maximum - 1 && (e += ""), end < maximum && (e += "page" == type ? '<span class="pagenumber"><a href="#" onclick="redirectpage(' + maximum + ');return false">' + maximum + "</a></span>" : '<span class="pagenumber"><a href="#" onclick="redirectlabel(' + maximum + ');return false">' + maximum + "</a></span>"); | |
var n = parseInt(postnumber) + 1; | |
postnumber < maximum && (e += "page" == type ? '<span class="pagenumber"><a href="#" onclick="redirectpage(' + n + ');return false">' + nextpage + "</a></span>" : '<span class="pagenumber"><a href="#" onclick="redirectlabel(' + n + ');return false">' + nextpage + "</a></span>"); | |
for (var t = document.getElementsByName("pageArea"), l = document.getElementById("blog-pager"), p = 0; p < t.length; p++) t[p].innerHTML = e; | |
t && t.length > 0 && (e = ""), l && (l.innerHTML = e) | |
} | |
function paginationall(a) { | |
var e = a.feed, | |
s = parseInt(e.openSearch$totalResults.$t, 10); | |
pagination(s) | |
} | |
function bloggerpage() { | |
var a = urlactivepage; - 1 != a.indexOf("/search/label/") && (lblname1 = -1 != a.indexOf("?updated-max") ? a.substring(a.indexOf("/search/label/") + 14, a.indexOf("?updated-max")) : a.substring(a.indexOf("/search/label/") + 14, a.indexOf("?&max"))), -1 == a.indexOf("?q=") && -1 == a.indexOf(".html") && (-1 == a.indexOf("/search/label/") ? (type = "page", postnumber = -1 != urlactivepage.indexOf("#PageNo=") ? urlactivepage.substring(urlactivepage.indexOf("#PageNo=") + 8, urlactivepage.length) : 1, document.write('<script src="' + home_page + 'feeds/posts/summary?max-results=1&alt=json-in-script&callback=paginationall"></script>')) : (type = "label", -1 == a.indexOf("&max-results=") && (postperpage = 20), postnumber = -1 != urlactivepage.indexOf("#PageNo=") ? urlactivepage.substring(urlactivepage.indexOf("#PageNo=") + 8, urlactivepage.length) : 1, document.write('<script src="' + home_page + "feeds/posts/summary/-/" + lblname1 + '?alt=json-in-script&callback=paginationall&max-results=1" ></script>'))) | |
} | |
function redirectpage(a) { | |
jsonstart = (a - 1) * postperpage, nopage = a; | |
var e = document.getElementsByTagName("head")[0], | |
s = document.createElement("script"); | |
s.type = "text/javascript", s.setAttribute("src", home_page + "feeds/posts/summary?start-index=" + jsonstart + "&max-results=1&alt=json-in-script&callback=finddatepost"), e.appendChild(s) | |
} | |
function redirectlabel(a) { | |
jsonstart = (a - 1) * postperpage, nopage = a; | |
var e = document.getElementsByTagName("head")[0], | |
s = document.createElement("script"); | |
s.type = "text/javascript", s.setAttribute("src", home_page + "feeds/posts/summary/-/" + lblname1 + "?start-index=" + jsonstart + "&max-results=1&alt=json-in-script&callback=finddatepost"), e.appendChild(s) | |
} | |
function finddatepost(a) { | |
post = a.feed.entry[0]; | |
var e = post.published.$t.substring(0, 19) + post.published.$t.substring(23, 29), | |
s = encodeURIComponent(e); | |
if ("page" == type) var r = "/search?updated-max=" + s + "&max-results=" + postperpage + "#PageNo=" + nopage; | |
else var r = "/search/label/" + lblname1 + "?updated-max=" + s + "&max-results=" + postperpage + "#PageNo=" + nopage; | |
location.href = r | |
} | |
var nopage, type, postnumber, lblname1; | |
bloggerpage(); |
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