fathom/api/pageviews.go

102 lines
2.7 KiB
Go

package api
import (
"net/http"
"github.com/dannyvankooten/ana/models"
"github.com/dannyvankooten/ana/db"
"encoding/json"
"github.com/gorilla/mux"
"time"
)
// URL: /api/pageviews
var GetPageviewsHandler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
before, after := getRequestedPeriods(r)
stmt, err := db.Conn.Prepare(`SELECT
p.hostname,
p.path,
COUNT(*) AS pageviews,
COUNT(DISTINCT(v.id)) AS pageviews_unique
FROM pageviews pv
LEFT JOIN visitors v ON v.id = pv.visitor_id
LEFT JOIN pages p ON pv.page_id = p.id
WHERE UNIX_TIMESTAMP(pv.timestamp) <= ? AND UNIX_TIMESTAMP(pv.timestamp) >= ?
GROUP BY p.path, p.hostname
ORDER BY pageviews DESC
LIMIT ?`)
checkError(err)
defer stmt.Close()
rows, err := stmt.Query(before, after, defaultLimit)
checkError(err)
defer rows.Close()
results := make([]models.Pageviews, 0)
for rows.Next() {
var p models.Pageviews
err = rows.Scan(&p.Hostname, &p.Path, &p.Count, &p.CountUnique);
checkError(err)
results = append(results, p)
}
err = rows.Err();
checkError(err)
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(results)
})
// URL: /api/pageviews/count
var GetPageviewsCountHandler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
before, after := getRequestedPeriods(r)
stmt, err := db.Conn.Prepare(`SELECT COUNT(*) FROM pageviews pv WHERE UNIX_TIMESTAMP(pv.timestamp) <= ? AND UNIX_TIMESTAMP(pv.timestamp) >= ?`)
checkError(err)
defer stmt.Close()
var result int
stmt.QueryRow(before, after).Scan(&result)
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(result)
})
// URL: /api/pageviews/group/day
var GetPageviewsPeriodCountHandler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
vars := mux.Vars(r)
period := vars["period"]
formats := map[string]string {
"day": "%Y-%m-%d",
"month": "%Y-%m",
}
before, after := getRequestedPeriods(r)
stmt, err := db.Conn.Prepare(`SELECT
COUNT(*) AS count, DATE_FORMAT(timestamp, ?) AS date_group
FROM pageviews pv
WHERE UNIX_TIMESTAMP(pv.timestamp) <= ? AND UNIX_TIMESTAMP(pv.timestamp) >= ?
GROUP BY date_group`)
checkError(err)
defer stmt.Close()
rows, err := stmt.Query(formats[period], before, after)
checkError(err)
defer rows.Close()
results := make([]Datapoint, 0)
for rows.Next() {
v := Datapoint{}
err = rows.Scan(&v.Count, &v.Label);
checkError(err)
results = append(results, v)
}
d := time.Hour * 24;
if period == "month" {
d = d * 30
}
results = fillDatapoints(before, after, d, results)
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(results)
})