:( Bad links from wikis to commons: disambigs

Fork of Bad links from wikis to c, m, mw, species: disambigs by Achim55

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

-bad performance of query :(

SQL

USE dewiki_p;
#USE dewikiquote_p;
#USE dewikisource_p;
#USE dewikivoyage_p;
#USE enwiki_p;
#USE frwiki_p;
#USE itwiki_p;
#USE nlwiki_p;
#USE svwiki_p;
#USE commonswiki_p;
#USE metawiki_p;
#USE mediawikiwiki_p;
#USE specieswiki_p;
SET @w = LEFT (DATABASE(), LENGTH(DATABASE()) - 2); SET @l = (SELECT lang FROM meta_p.wiki WHERE dbname = @w);
SET @lenc = LENGTH('https://commons.wikimedia.org/wiki/Category:');
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 @c = '^$'; SET @pc = '^$'; SET @pm = '^$'; SET @pmw = '^$'; SET @pspec = '^$'; #dummies
IF (@w = 'dewiki') THEN
 SET @c = '(?:^Begriffsklärung$|^Schiffsname_der_United_States_Navy$)';
 SET @pc = '(?:^Abgegangenes_Bauwerk$|^Agneskirche$|^Fährverbindung_Kiel–Göteborg$|^Fiat_500$|^HMS_Liverpool$|^Katharinenkirche$|^Liste_von_Schiffen_mit_dem_Namen_Rainbow_Warrior$|^Margarethenkirche$|^Maybach$|^Paraskevikirche$|^Salsa$|^Samsung_Galaxy_A5$)';
 SET @pspec = '^Homonym_.Taxonomie.$';
ELSEIF (@w = 'dewikisource') THEN
 SET @c = '(?:^Begriffsklärung$|^Personenunterscheidung$|^Textunterscheidung$)';
ELSEIF (@w = 'dewikiquote') THEN
 SET @c = '^Aufteilung$';
ELSEIF (@w = 'dewikivoyage') THEN
 SET @c = '^Wegweiser$';
ELSEIF (@w = 'enwiki') THEN
 SET @c = '(?:[Dd]isambiguation_pages|^Disambiguation_categories$)';
 SET @pc = '(?:^Amagi_Station$|^Congo$|^Durbar_Square$|^Football$|^Hull_to_York_Line$)';
 SET @pspec = '(?:^Adeno-associated_virus$|^Homonym_.biology.$)';
ELSEIF (@w = 'frwiki') THEN
 SET @c = '^Homonymie';
 SET @pc = 'Armorial_de_la_noblesse_britannique';
ELSEIF (@w = 'itwiki') THEN
 SET @c = '^Pagine_di_disambiguazione$';
 SET @pc = "^Chiese_dedicate_a_sant'Agnese_martire$";
ELSEIF (@w = 'nlwiki') THEN
 SET @c = '^Wikipedia:Doorverwijspagina$';
 SET @pc = '(?:^Aquaduct$|^Gasturbine$|^Guggenheim_.familie.$|^Halve_Maen_.schip.$|^Hoogstraat$|^Krafla$|^Krater$|^Kratermeer$|^Langerei$)';
 SET @pspec = '(?:^Chorasus_subcaecus$|^Coxsackievirus$|^Dinotrema_latitergum$|^Duinvogelmuur$|^Grote_kaardebol$|^Hiv$)';
ELSEIF (@w = 'svwiki') THEN
 SET @c = '^Förgreningssidor$';
ELSEIF (@w = 'commonswiki') THEN
 SET @c = '^Disambiguation';
 SET @pm ='Book_management';
ELSEIF (@w = 'metawiki') THEN
 SET @c = '^Disambiguation';
 SET @pmw = '(?:^Glossary|^MediaWiki)';
ELSEIF (@w = 'mediawikiwiki') THEN
 SET @c = '^Disambiguation_pages$';
ELSEIF (@w = 'specieswiki') THEN
 SET @c = '^Disambiguation_pages$';
END IF;
SELECT now() AS timestamp;/*
#interwiki links to commons
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, ':{{ns:14}}:', ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '• [{{fullurl:', IF (wp.page_namespace = 14, '{{ns:14}}:', ''), REPLACE (wp.page_title, '_', ' '), '|action=edit}} edit] ',
               '→ [[c:', REPLACE (iwl_title, '_', ' '), ']]') AS wpage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_title NOT REGEXP @pc
INNER JOIN commonswiki_p.page cp
ON cp.page_title = SUBSTRING(iwl_title, 10)
AND cp.page_namespace = 14
INNER JOIN commonswiki_p.categorylinks ccl
ON ccl.cl_from = cp.page_id
AND ccl.cl_to = 'Disambiguation'
WHERE iwl_prefix IN ('c', 'commons')
AND iwl_title LIKE 'Category:%'
AND NOT EXISTS (SELECT 1 FROM categorylinks wcl WHERE wcl.cl_from = wp.page_id AND wcl.cl_to REGEXP @c)
)
UNION*/
#external links to commons
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, ':{{ns:14}}:', ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '• [{{fullurl:', IF (wp.page_namespace = 14, '{{ns:14}}:', ''), REPLACE (wp.page_title, '_', ' '), '|action=edit}} edit] ',
               '→ [[c:Category:', REPLACE (cp.page_title, '_', ' '), ']]') AS wpage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
AND wp.page_title NOT REGEXP @pc
INNER JOIN commonswiki_p.page cp
ON cp.page_title = SUBSTRING(REPLACE (REPLACE (el_to, '#mw-subcategories', ''), CONCAT('?uselang=', @l), ''), IF ((LEFT (el_to, 5) = 'https'), @lenc + 1, @lenc))
AND cp.page_namespace = 14
INNER JOIN commonswiki_p.categorylinks ccl
ON ccl.cl_from = cp.page_id
AND ccl.cl_to = 'Disambiguation'
WHERE ((el_to LIKE 'https://commons.wikimedia.org/wiki/Category:%') OR (el_to LIKE 'http://commons.wikimedia.org/wiki/Category:%'))
AND NOT EXISTS (SELECT 1 FROM categorylinks wcl WHERE wcl.cl_from = wp.page_id AND wcl.cl_to REGEXP @c)
)
ORDER BY wpage
LIMIT 1000;

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