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package registry
import (
"sort"
"strings"
"time"
)
// QueryUser checks the user index for nicknames that contain the
// nickname provided as an argument. Entries are returned sorted
// by the date they were added to the index.
func (index UserIndex) QueryUser(name string) []string {
var timekey = map[time.Time]string{}
var keys TimeSlice
var users []string
imutex.RLock()
for k, v := range index {
if strings.Contains(v.Nick, name) {
timekey[v.Date] = v.Nick + "\t" + k + "\t" + string(v.APIdate)
keys = append(keys, v.Date)
}
}
imutex.RUnlock()
sort.Sort(keys)
for _, e := range keys {
users = append(users, timekey[e])
}
return users
}
// QueryTag returns all the known statuses that
// contain the provided tag.
func (index UserIndex) QueryTag(tag string) []string {
var statusmap TimeMapSlice
i := 0
imutex.RLock()
for _, v := range index {
statusmap[i] = v.FindTag(tag)
i++
}
imutex.RUnlock()
return statusmap.SortByTime()
}
// FindTag takes a user's tweets and looks for a given tag.
// Returns the tweets with the tag as a []string.
func (userdata *Data) FindTag(tag string) TimeMap {
var statuses TimeMap
for k, e := range userdata.Status {
parts := strings.Split(e, "\t")
statusslice := strings.Split(parts[3], " ")
for _, v := range statusslice {
if v[1:] == tag {
statuses[k] = e
break
}
}
}
return statuses
}
// SortByTime returns a string slice of the query results
// sorted by time.Time
func (tm TimeMapSlice) SortByTime() []string {
var unionmap TimeMap
var times TimeSlice
var data []string
for _, e := range tm {
for k, v := range e {
unionmap[k] = v
}
}
for k := range unionmap {
times = append(times, k)
}
sort.Sort(times)
for _, e := range times {
data = append(data, unionmap[e])
}
return data
}
// GetStatuses returns the string slice containing a user's statuses
func (index UserIndex) GetStatuses(url string) TimeMap {
imutex.RLock()
status := index[url].Status
imutex.RUnlock()
return status
}
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