for legacy permalink of articles (tumblr)

fallback_permalinks.js

// for legacy permalink of articles (tumblr)
// https://gist.github.com/3488464

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var tistorylink = window.location.pathname.match(/^\/([0-9]+)$/);
var wordpresslink = window.location.pathname.match(/^\/post\/([0-9]+)$/);

if (tistorylink) {
    var article_no = Number(tistorylink[1]);
    if (article_no <= 508 && tistory_to_tumblr[article_no])
        window.location = "/post/" + tistory_to_tumblr[article_no];
} else if (wordpresslink) {
    var article_no = Number(wordpresslink[1]);
    if (article_no <= 585 && wordpress_to_tumblr[article_no])
        window.location = "/post/" + wordpress_to_tumblr[article_no];
}