SqliteUpdater.php

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<?php
class SqliteUpdater extends DatabaseUpdater {

    protected function getCoreUpdateList() {
        return [
            [ 'disableContentHandlerUseDB' ],

            // 1.14
            [ 'addField', 'site_stats', 'ss_active_users', 'patch-ss_active_users.sql' ],
            [ 'doActiveUsersInit' ],
            [ 'addField', 'ipblocks', 'ipb_allow_usertalk', 'patch-ipb_allow_usertalk.sql' ],
            [ 'sqliteInitialIndexes' ],

            // 1.15
            [ 'addTable', 'change_tag', 'patch-change_tag.sql' ],
            [ 'addTable', 'tag_summary', 'patch-tag_summary.sql' ],
            [ 'addTable', 'valid_tag', 'patch-valid_tag.sql' ],

            // 1.16
            [ 'addTable', 'user_properties', 'patch-user_properties.sql' ],
            [ 'addTable', 'log_search', 'patch-log_search.sql' ],
            [ 'addField', 'logging', 'log_user_text', 'patch-log_user_text.sql' ],
            # listed separately from the previous update because 1.16 was released without this update
            [ 'doLogUsertextPopulation' ],
            [ 'doLogSearchPopulation' ],
            [ 'addTable', 'l10n_cache', 'patch-l10n_cache.sql' ],
            [ 'addIndex', 'log_search', 'ls_field_val', 'patch-log_search-rename-index.sql' ],
            [ 'addIndex', 'change_tag', 'change_tag_rc_tag', 'patch-change_tag-indexes.sql' ],
            [ 'addField', 'redirect', 'rd_interwiki', 'patch-rd_interwiki.sql' ],
            [ 'doUpdateTranscacheField' ],
            [ 'sqliteSetupSearchindex' ],

            // 1.17
            [ 'addTable', 'iwlinks', 'patch-iwlinks.sql' ],
            [ 'addIndex', 'iwlinks', 'iwl_prefix_title_from', 'patch-rename-iwl_prefix.sql' ],
            [ 'addField', 'updatelog', 'ul_value', 'patch-ul_value.sql' ],
            [ 'addField', 'interwiki', 'iw_api', 'patch-iw_api_and_wikiid.sql' ],
            [ 'dropIndex', 'iwlinks', 'iwl_prefix', 'patch-kill-iwl_prefix.sql' ],
            [ 'addField', 'categorylinks', 'cl_collation', 'patch-categorylinks-better-collation.sql' ],
            [ 'addTable', 'module_deps', 'patch-module_deps.sql' ],
            [ 'dropIndex', 'archive', 'ar_page_revid', 'patch-archive_kill_ar_page_revid.sql' ],
            [ 'addIndex', 'archive', 'ar_revid', 'patch-archive_ar_revid.sql' ],

            // 1.18
            [ 'addIndex', 'user', 'user_email', 'patch-user_email_index.sql' ],
            [ 'addTable', 'uploadstash', 'patch-uploadstash.sql' ],
            [ 'addTable', 'user_former_groups', 'patch-user_former_groups.sql' ],

            // 1.19
            [ 'addIndex', 'logging', 'type_action', 'patch-logging-type-action-index.sql' ],
            [ 'doMigrateUserOptions' ],
            [ 'dropField', 'user', 'user_options', 'patch-drop-user_options.sql' ],
            [ 'addField', 'revision', 'rev_sha1', 'patch-rev_sha1.sql' ],
            [ 'addField', 'archive', 'ar_sha1', 'patch-ar_sha1.sql' ],
            [ 'addIndex', 'page', 'page_redirect_namespace_len',
                'patch-page_redirect_namespace_len.sql' ],
            [ 'addField', 'uploadstash', 'us_chunk_inx', 'patch-uploadstash_chunk.sql' ],
            [ 'addfield', 'job', 'job_timestamp', 'patch-jobs-add-timestamp.sql' ],

            // 1.20
            [ 'addIndex', 'revision', 'page_user_timestamp', 'patch-revision-user-page-index.sql' ],
            [ 'addField', 'ipblocks', 'ipb_parent_block_id', 'patch-ipb-parent-block-id.sql' ],
            [ 'addIndex', 'ipblocks', 'ipb_parent_block_id', 'patch-ipb-parent-block-id-index.sql' ],
            [ 'dropField', 'category', 'cat_hidden', 'patch-cat_hidden.sql' ],

            // 1.21
            [ 'addField', 'revision', 'rev_content_format', 'patch-revision-rev_content_format.sql' ],
            [ 'addField', 'revision', 'rev_content_model', 'patch-revision-rev_content_model.sql' ],
            [ 'addField', 'archive', 'ar_content_format', 'patch-archive-ar_content_format.sql' ],
            [ 'addField', 'archive', 'ar_content_model', 'patch-archive-ar_content_model.sql' ],
            [ 'addField', 'page', 'page_content_model', 'patch-page-page_content_model.sql' ],
            [ 'enableContentHandlerUseDB' ],

            [ 'dropField', 'site_stats', 'ss_admins', 'patch-drop-ss_admins.sql' ],
            [ 'dropField', 'recentchanges', 'rc_moved_to_title', 'patch-rc_moved.sql' ],
            [ 'addTable', 'sites', 'patch-sites.sql' ],
            [ 'addField', 'filearchive', 'fa_sha1', 'patch-fa_sha1.sql' ],
            [ 'addField', 'job', 'job_token', 'patch-job_token.sql' ],
            [ 'addField', 'job', 'job_attempts', 'patch-job_attempts.sql' ],
            [ 'doEnableProfiling' ],
            [ 'addField', 'uploadstash', 'us_props', 'patch-uploadstash-us_props.sql' ],
            [ 'modifyField', 'user_groups', 'ug_group', 'patch-ug_group-length-increase-255.sql' ],
            [ 'modifyField', 'user_former_groups', 'ufg_group',
                'patch-ufg_group-length-increase-255.sql' ],
            [ 'addIndex', 'page_props', 'pp_propname_page',
                'patch-page_props-propname-page-index.sql' ],
            [ 'addIndex', 'image', 'img_media_mime', 'patch-img_media_mime-index.sql' ],

            // 1.22
            [ 'addIndex', 'iwlinks', 'iwl_prefix_from_title', 'patch-iwlinks-from-title-index.sql' ],
            [ 'addField', 'archive', 'ar_id', 'patch-archive-ar_id.sql' ],
            [ 'addField', 'externallinks', 'el_id', 'patch-externallinks-el_id.sql' ],

            // 1.23
            [ 'addField', 'recentchanges', 'rc_source', 'patch-rc_source.sql' ],
            [ 'addIndex', 'logging', 'log_user_text_type_time',
                'patch-logging_user_text_type_time_index.sql' ],
            [ 'addIndex', 'logging', 'log_user_text_time', 'patch-logging_user_text_time_index.sql' ],
            [ 'addField', 'page', 'page_links_updated', 'patch-page_links_updated.sql' ],
            [ 'addField', 'user', 'user_password_expires', 'patch-user_password_expire.sql' ],

            // 1.24
            [ 'addField', 'page_props', 'pp_sortkey', 'patch-pp_sortkey.sql' ],
            [ 'dropField', 'recentchanges', 'rc_cur_time', 'patch-drop-rc_cur_time.sql' ],
            [ 'addIndex', 'watchlist', 'wl_user_notificationtimestamp',
                'patch-watchlist-user-notificationtimestamp-index.sql' ],
            [ 'addField', 'page', 'page_lang', 'patch-page-page_lang.sql' ],
            [ 'addField', 'pagelinks', 'pl_from_namespace', 'patch-pl_from_namespace.sql' ],
            [ 'addField', 'templatelinks', 'tl_from_namespace', 'patch-tl_from_namespace.sql' ],
            [ 'addField', 'imagelinks', 'il_from_namespace', 'patch-il_from_namespace.sql' ],

            // 1.25
            [ 'dropTable', 'hitcounter' ],
            [ 'dropField', 'site_stats', 'ss_total_views', 'patch-drop-ss_total_views.sql' ],
            [ 'dropField', 'page', 'page_counter', 'patch-drop-page_counter.sql' ],
            [ 'modifyField', 'filearchive', 'fa_deleted_reason', 'patch-editsummary-length.sql' ],

            // 1.27
            [ 'dropTable', 'msg_resource_links' ],
            [ 'dropTable', 'msg_resource' ],
            [ 'addTable', 'bot_passwords', 'patch-bot_passwords.sql' ],
            [ 'addField', 'watchlist', 'wl_id', 'patch-watchlist-wl_id.sql' ],
            [ 'dropIndex', 'categorylinks', 'cl_collation', 'patch-kill-cl_collation_index.sql' ],
            [ 'addIndex', 'categorylinks', 'cl_collation_ext',
                'patch-add-cl_collation_ext_index.sql' ],
            [ 'doCollationUpdate' ],
        ];
    }

    protected function sqliteInitialIndexes() {
        // initial-indexes.sql fails if the indexes are already present,
        // so we perform a quick check if our database is newer.
        if ( $this->updateRowExists( 'initial_indexes' ) ||
            $this->db->indexExists( 'user', 'user_name', __METHOD__ )
        ) {
            $this->output( "...have initial indexes\n" );

            return;
        }
        $this->applyPatch( 'initial-indexes.sql', false, "Adding initial indexes" );
    }

    protected function sqliteSetupSearchindex() {
        $module = DatabaseSqlite::getFulltextSearchModule();
        $fts3tTable = $this->updateRowExists( 'fts3' );
        if ( $fts3tTable && !$module ) {
            $this->applyPatch(
                'searchindex-no-fts.sql',
                false,
                'PHP is missing FTS3 support, downgrading tables'
            );
        } elseif ( !$fts3tTable && $module == 'FTS3' ) {
            $this->applyPatch( 'searchindex-fts3.sql', false, "Adding FTS3 search capabilities" );
        } else {
            $this->output( "...fulltext search table appears to be in order.\n" );
        }
    }
}