fathom/count/pageviews.go

112 lines
2.7 KiB
Go

package count
import (
"github.com/dannyvankooten/ana/db"
)
// Pageviews returns the total number of pageviews between the given timestamps
func Pageviews(before int64, after int64) float64 {
// get total
stmt, err := db.Conn.Prepare(`
SELECT
SUM(a.count)
FROM archive a
WHERE a.metric = 'pageviews' AND UNIX_TIMESTAMP(a.date) <= ? AND UNIX_TIMESTAMP(a.date) >= ?`)
checkError(err)
defer stmt.Close()
var total float64
stmt.QueryRow(before, after).Scan(&total)
return total
}
// PageviewsPerDay returns a slice of data points representing the number of pageviews per day
func PageviewsPerDay(before int64, after int64) []Point {
stmt, err := db.Conn.Prepare(`SELECT
SUM(a.count) AS count,
DATE_FORMAT(a.date, '%Y-%m-%d') AS date_group
FROM archive a
WHERE a.metric = 'pageviews' AND UNIX_TIMESTAMP(a.date) <= ? AND UNIX_TIMESTAMP(a.date) >= ?
GROUP BY date_group`)
checkError(err)
defer stmt.Close()
rows, err := stmt.Query(before, after)
checkError(err)
defer rows.Close()
var results []Point
defer rows.Close()
for rows.Next() {
p := Point{}
err = rows.Scan(&p.Value, &p.Label)
checkError(err)
results = append(results, p)
}
results = fill(after, before, results)
return results
}
// CreatePageviewArchives aggregates pageview data into daily totals
func CreatePageviewArchives() {
stmt, err := db.Conn.Prepare(`
SELECT
COUNT(*) AS count,
DATE_FORMAT(pv.timestamp, "%Y-%m-%d") AS date_group
FROM pageviews pv
WHERE NOT EXISTS(
SELECT a.id
FROM archive a
WHERE a.metric = 'pageviews' AND a.date = DATE_FORMAT(pv.timestamp, "%Y-%m-%d")
)
GROUP BY date_group`)
checkError(err)
defer stmt.Close()
rows, err := stmt.Query()
checkError(err)
defer rows.Close()
db.Conn.Exec("START TRANSACTION")
for rows.Next() {
a := Archive{
Metric: "pageviews",
Value: "",
}
err = rows.Scan(&a.Count, &a.Date)
checkError(err)
a.Save(db.Conn)
}
db.Conn.Exec("COMMIT")
}
// CreatePageviewArchivesPerPage aggregates pageview data for each page into daily totals
func CreatePageviewArchivesPerPage() {
stmt, err := db.Conn.Prepare(`SELECT
pv.page_id,
COUNT(*) AS count,
DATE_FORMAT(pv.timestamp, "%Y-%m-%d") AS date_group
FROM pageviews pv
WHERE NOT EXISTS (
SELECT a.id
FROM archive a
WHERE a.metric = 'pageviews.page' AND a.date = DATE_FORMAT(pv.timestamp, "%Y-%m-%d") AND a.value = pv.page_id
)
GROUP BY pv.page_id, date_group`)
checkError(err)
defer stmt.Close()
rows, err := stmt.Query()
checkError(err)
defer rows.Close()
for rows.Next() {
a := Archive{
Metric: "pageviews.page",
}
err = rows.Scan(&a.Value, &a.Count, &a.Date)
checkError(err)
a.Save(db.Conn)
}
}