Bad links from wikis to m, mw, species cats: broken

Fork of Bad links from wikis to Commons: redirects by Achim55
This query is marked as a draft This query has been published by Achim55.
SQL

USE dewiki_p;
#USE dewikisource_p;
#USE dewikivoyage_p;
#USE dewiktionary_p;
#USE enwiki_p;
#USE frwiki_p;
#USE itwiki_p;
#USE nlwiki_p;
#USE svwiki_p;
#USE specieswiki_p;
SET @w = LEFT (DATABASE(), LENGTH(DATABASE()) - 2); SET @l = (SELECT lang FROM meta_p.wiki WHERE dbname = @w);
SET @lenm = LENGTH('https://meta.wikimedia.org/wiki/');
SET @lenmw = LENGTH('https://www.mediawiki.org/wiki/');
SET @lenspec = LENGTH('https://species.wikimedia.org/wiki/');
#SET @p = '^$'; #dummy
#IF (@w = 'dewiki') THEN
# SET @p = '(?:^[0-9]{4}|^Aufgelöst_[0-9]|^Eingestellt_[0-9]|^Gegründet_[0-9]|^Gegründet_in_den_[0-9]|^Datei\:NowCommons$)';
#ELSEIF (@w = 'enwiki') THEN
# SET @p = '(?:^[0-9]{3}$|^AD_[0-9]|^Convert_to_SVG_and_copy_to_Wikimedia_Commons$|Wikipedia_files_with_.+_name_on_Wikimedia_Commons)';
#END IF;
SELECT now() AS timestamp;
#empty links, no target given
(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)
WHERE iwl_prefix IN ('m', 'meta', 'metawikipedia')
AND iwl_title REGEXP '^Category: *$'
)
UNION
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, ':{{ns:14}}:', ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[:mw:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
WHERE iwl_prefix IN ('mw', 'mediawikiwiki')
AND iwl_title REGEXP '^Category: *$'
)
UNION
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, ':{{ns:14}}:', ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[:species:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
WHERE iwl_prefix IN ('species', 'wikispecies')
AND iwl_title REGEXP '^Category: *$'
)
UNION
#broken interwikilinks
(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)
AND wp.page_is_redirect = 0
#AND wp.page_title NOT REGEXP @p
WHERE iwl_prefix IN ('m', 'meta', 'metawikipedia')
AND iwl_title LIKE 'Category:%'
AND NOT EXISTS (SELECT 1 FROM metawiki_p.page cp
                WHERE cp.page_title = SUBSTRING(iwl_title, 10)
                AND cp.page_namespace = 14)
)
UNION
(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)
AND wp.page_is_redirect = 0
#AND wp.page_title NOT REGEXP @p
WHERE iwl_prefix IN ('mw', 'mediawikiwiki')
AND iwl_title LIKE 'Category:%'
AND NOT EXISTS (SELECT 1 FROM mediawikiwiki_p.page cp
                WHERE cp.page_title = SUBSTRING(iwl_title, 10)
                AND cp.page_namespace = 14)
)
UNION
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, ':{{ns:14}}:', ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[:species:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
#AND wp.page_title NOT REGEXP @p
WHERE iwl_prefix IN ('species', 'wikispecies')
AND iwl_title LIKE 'Category:%'
AND NOT EXISTS (SELECT 1 FROM wikispecieswiki_p.page cp
                WHERE cp.page_title = SUBSTRING(iwl_title, 10)
                AND cp.page_namespace = 14)
)
UNION
#broken external interwiki links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, ':{{ns:14}}:', ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[:m:', REPLACE ((SUBSTRING(REPLACE (REPLACE (el_to, '#mw-subcategories', ''), CONCAT('?uselang=', @l), ''), IF ((LEFT (el_to, 5) = 'https'), @lenm + 1, @lenm))), '_', ' '), ']]') AS wikipage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
#AND wp.page_title NOT REGEXP @p
WHERE ((el_to LIKE 'https://meta.wikimedia.org/wiki/Category:%') OR (el_to LIKE 'http://meta.wikimedia.org/wiki/Category:%'))
AND el_to NOT LIKE '%\%%' #temp
AND NOT EXISTS (SELECT 1 FROM metawiki_p.page cp
                WHERE cp.page_namespace = 14
                AND cp.page_title = SUBSTRING(REPLACE (REPLACE (el_to, '#mw-subcategories', ''), CONCAT('?uselang=', @l), ''), IF ((LEFT (el_to, 5) = 'https'), @lenm + 10, @lenm + 9))
               )
)
UNION
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, ':{{ns:14}}:', ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[:mw:', REPLACE ((SUBSTRING(REPLACE (REPLACE (el_to, '#mw-subcategories', ''), CONCAT('?uselang=', @l), ''), IF ((LEFT (el_to, 5) = 'https'), @lenmw + 1, @lenmw))), '_', ' '), ']]') AS wikipage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
#AND wp.page_title NOT REGEXP @p
WHERE ((el_to LIKE 'https://www.mediawiki.org/wiki/Category:%') OR (el_to LIKE 'http://www.mediawiki.org/wiki/Category:%'))
AND el_to NOT LIKE '%\%%' #temp
AND NOT EXISTS (SELECT 1 FROM mediawikiwiki_p.page cp
                WHERE cp.page_namespace = 14
                AND cp.page_title = SUBSTRING(REPLACE (REPLACE (el_to, '#mw-subcategories', ''), CONCAT('?uselang=', @l), ''), IF ((LEFT (el_to, 5) = 'https'), @lenmw + 10, @lenmw + 9))
               )
)
ORDER BY wikipage
LIMIT 1000;
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...
