Bad links from dewiki to other wikis: redirects

Fork of Bad links from wikis to Commons categories: broken by Achim55

This query is marked as a draft This query has been published by Achim55.

SQL

#USE dewiki_p;
#USE dewikisource_p;
#USE dewikiquote_p;
#USE dewikivoyage_p;
USE enwiki_p;
#USE frwiki_p;
#USE itwiki_p;
#USE nlwiki_p;
#USE specieswiki_p;
SET @w = LEFT (DATABASE(), LENGTH(DATABASE()) - 2); SET @l = (SELECT lang FROM meta_p.wiki WHERE dbname = @w);
SET @len = LENGTH('https://www.mediawiki.org/wiki/');
SELECT now() AS timestamp;/*
#interwiki links to category redirects
(SELECT CONCAT ('# [[', IF (wp.page_namespace = 14, ':{{ns:14}}:', ''), REPLACE (wp.page_title, '_', ' '), ']] ',
                '→ [[:m:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
INNER JOIN metawiki_p.page cp
ON cp.page_title = SUBSTRING(iwl_title, 10)
AND cp.page_namespace = 14
INNER JOIN metawiki_p.categorylinks ccl
ON ccl.cl_from = cp.page_id
WHERE iwl_prefix IN ('metawikipedia', 'meta', 'm')
AND iwl_title LIKE 'Category:%'
AND (cp.page_is_redirect = 1 OR ccl.cl_to = 'Maintenance_of_categories/Soft_redirected_categories')
)
UNION*/
#interwiki links to article redirects
(SELECT CONCAT ('# [[', IF (wp.page_namespace = 14, ':{{ns:14}}:', ''), REPLACE (wp.page_title, '_', ' '), ']] ',
                '→ [[:mw:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
INNER JOIN mediawikiwiki_p.page cp
ON cp.page_title = iwl_title
AND cp.page_namespace = 0
AND cp.page_is_redirect = 1
WHERE iwl_prefix IN ('mediawikiwiki', 'mw')
AND iwl_title NOT LIKE 'Category:%'
)/*
UNION
#external interwiki links to category redirects
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, ':{{ns:14}}:', ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[:m:Category:', REPLACE (cp.page_title, '_', ' '), ']]') AS wikipage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
INNER JOIN metawiki_p.page cp
ON cp.page_title = SUBSTRING(REPLACE (REPLACE (el_to, '#mw-subcategories', ''), CONCAT('?uselang=', @l), ''), IF ((LEFT (el_to, 5) = 'https'), @len + 10, @len + 9))
AND cp.page_namespace = 14
INNER JOIN metawiki_p.categorylinks ccl
ON ccl.cl_from = cp.page_id
WHERE el_to LIKE 'https://meta.wikimedia.org/wiki/Category:%'
AND el_to NOT LIKE '%\%%' #temp
AND (cp.page_is_redirect = 1 OR ccl.cl_to = 'Maintenance_of_categories/Soft_redirected_categories')
)*/
UNION
#external interwiki links to article redirects
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, ':{{ns:14}}:', ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[:mw:', REPLACE (cp.page_title, '_', ' '), ']]') AS wikipage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
INNER JOIN mediawikiwiki_p.page cp
ON cp.page_title = SUBSTRING(REPLACE (el_to, CONCAT('?uselang=', @l), ''), IF ((LEFT (el_to, 5) = 'https'), @len + 1, @len))
AND cp.page_namespace = 0
AND cp.page_is_redirect = 1
WHERE ((el_to LIKE 'https://www.mediawiki.org/wiki/%') OR (el_to LIKE 'http://www.mediawiki.org/wiki/%'))
AND el_to NOT LIKE '%//www.mediawiki.org/wiki/Category:%'
AND el_to NOT LIKE '%\%%' #temp
)
ORDER BY wikipage
LIMIT 500;

By running queries you agree to the Cloud Services Terms of Use and you irrevocably agree to release your SQL under CC0 License.

Submit Query Stop Query

All SQL code is licensed under CC0 License.

SQL

Checking query status...