-
Notifications
You must be signed in to change notification settings - Fork 3
/
hashtags.go
204 lines (179 loc) · 4.41 KB
/
hashtags.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
/*
Copyright 2023, 2024 Dima Krasner
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package front
import (
"database/sql"
"fmt"
"github.com/dimkr/tootik/front/graph"
"github.com/dimkr/tootik/front/text"
)
func scanHashtags(r *request, rows *sql.Rows) []string {
tags := make([]string, 0, 30)
for rows.Next() {
var tag string
if err := rows.Scan(&tag); err != nil {
r.Log.Warn("Failed to scan hashtag", "error", err)
continue
}
tags = append(tags, tag)
}
return tags
}
func printHashtags(w text.Writer, r *request, title string, tags []string) {
w.Text(title)
w.Empty()
for _, tag := range tags {
if r.User == nil {
w.Link("/hashtag/"+tag, "#"+tag)
} else {
w.Link("/users/hashtag/"+tag, "#"+tag)
}
}
}
func (h *Handler) hashtags(w text.Writer, r *request, args ...string) {
rows, err := r.Query(
`
select hashtag from (
select hashtag, max(inserted)/86400 as last, count(distinct author) as authors, count(distinct follower) as followers, count(distinct id) as posts from (
select hashtags.hashtag, notes.id, notes.author, notes.inserted, follows.follower from
hashtags
join notes
on
notes.id = hashtags.note
join follows
on
follows.followed = notes.author
where
follows.accepted = 1 and
follows.follower like ? and
notes.inserted > unixepoch()-60*60*24*7
)
group by
hashtag
)
where
authors > 1 and
followers > 1
order by
followers desc,
authors desc,
posts desc,
last desc
limit 30
`,
fmt.Sprintf("https://%s/%%", h.Domain),
)
if err != nil {
r.Log.Warn("Failed to list hashtags", "error", err)
w.Error()
return
}
followed := scanHashtags(r, rows)
rows.Close()
rows, err = r.Query(
`
select hashtag from (
select hashtag, max(inserted)/86400 as last, count(distinct author) as authors, count(*) as posts from (
select hashtags.hashtag, notes.author, notes.inserted from
hashtags
join notes
on
notes.id = hashtags.note
where
inserted > unixepoch()-60*60*24*7
)
group by
hashtag
)
where
authors > 1
order by
authors desc,
posts desc,
last desc limit 30
`)
if err != nil {
r.Log.Warn("Failed to list hashtags", "error", err)
w.Error()
return
}
all := scanHashtags(r, rows)
rows.Close()
rows, err = r.Query(
`
select strftime('%Y-%m-%d', datetime(day*86400, 'unixepoch')) || ' #' || hashtag, authors from (
select notes.inserted/86400 as day, hashtags.hashtag, count(distinct notes.author) authors from
hashtags
join notes
on
notes.id = hashtags.note
where
inserted > (unixepoch()/86400-6)*86400
group by
day,
hashtag
order by
day,
authors desc
)
group by
day
order by
day desc
`)
if err != nil {
r.Log.Warn("Failed to list hashtags", "error", err)
w.Error()
return
}
labels := make([]string, 0, 7)
values := make([]int64, 0, 7)
for rows.Next() {
var label string
var value int64
if err := rows.Scan(&label, &value); err != nil {
r.Log.Warn("Failed to scan hashtag", "error", err)
continue
}
labels = append(labels, label)
values = append(values, value)
}
rows.Close()
w.OK()
w.Title("🔥 Hashtags")
if len(followed) > 0 {
printHashtags(w, r, "Most popular hashtags used by users with at least 2 local followers, in the last week:", followed)
}
if len(labels) > 0 {
if len(followed) > 0 {
w.Empty()
}
w.Text("Most popular hashtag used by any user, by day:")
w.Empty()
w.Raw("Top daily hashtag graph", graph.Bars(labels, values))
}
if len(all) > 0 {
if len(followed) > 0 || len(labels) > 0 {
w.Empty()
}
printHashtags(w, r, "Most popular hashtags used by any user in the last week:", all)
}
if len(followed) > 0 || len(labels) > 0 || len(all) > 0 {
w.Separator()
}
if r.User == nil {
w.Link("/search", "🔎 Posts by hashtag")
} else {
w.Link("/users/search", "🔎 Posts by hashtag")
}
}