Wikipedia:Database reports/Template categories containing articles/Configuration
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Source code
[edit]/*
Copyright 2011, 2013 bjweeks, MZMcBride, WOSlinker, Tim Landscheidt
Copyright 2021 Kunal Mehta <[email protected]>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
use anyhow::Result;
use dbreps2::{str_vec, Frequency, Report};
use mysql_async::prelude::*;
use mysql_async::Conn;
pub struct Row {
page_title: String,
}
pub struct PollTemps {}
impl Report<Row> for PollTemps {
fn title(&self) -> &'static str {
"Template categories containing articles"
}
fn frequency(&self) -> Frequency {
Frequency::Weekly
}
fn query(&self) -> &'static str {
r#"
/* polltemps.rs SLOW_OK */
SELECT
page_title
FROM
page AS pg1
JOIN templatelinks AS tl ON pg1.page_id = tl.tl_from
JOIN linktarget AS lt ON tl.tl_target_id = lt.lt_id
WHERE
pg1.page_namespace = 14
AND lt.lt_namespace = 10
AND lt.lt_title = 'Template_category'
AND EXISTS (
SELECT
1
FROM
page AS pg2
JOIN categorylinks AS cl ON pg2.page_id = cl.cl_from
WHERE
pg2.page_namespace = 0
AND pg1.page_title = cl.cl_to
);
"#
}
async fn run_query(&self, conn: &mut Conn) -> Result<Vec<Row>> {
let rows = conn
.query_map(self.query(), |page_title| Row { page_title })
.await?;
Ok(rows)
}
fn headings(&self) -> Vec<&'static str> {
vec!["Category"]
}
fn format_row(&self, row: &Row) -> Vec<String> {
str_vec![format!("[[:Category:{}]]", row.page_title)]
}
fn code(&self) -> &'static str {
include_str!("polltemps.rs")
}
}