This plugin is for multi-language sites where most of the content is translated, but some of the content is only available in a single language - but multi-language menus cause duplication of pages, resulting in duplicate content.
For example, if you had a site with English and Spanish, but there was a blog that was available only in English but you had English and Spanish menus pointing to the same category, then you might end up with something like this:
ttp://www.example.com/en/blog/
ttp://www.example.com/es/blog/
This plugin would add a
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001296s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.089050s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001249s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001900s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001218s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003681s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001062s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003168s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016589s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001511s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 266584 [ RunTime:0.001471s ]
