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hoot support!

This commit is contained in:
Ted Unangst 2019-06-05 03:52:56 -04:00
parent f4b8fd8b97
commit 72a92a992c
5 changed files with 101 additions and 4 deletions
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5
docs/manual.txt
View File

@ -69,6 +69,11 @@ To save disk space and avoid repeated uploads, the memes directory may be
prepopulated with bandwidth wasting reactions and referenced by meme: filename.
Example: "Woah. meme: woahface.mp4"
-- hoots
Link and inline a hoot from that other bird site.
hoot: https://twitter.com/tedunangst/status/839169710675611658
-- cleanup
One should occasionally run `honk cleanup` to free up internal space in the

5
go.mod
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@ -1,10 +1,11 @@
module humungus.tedunangst.com/r/honk
require (
github.com/andybalholm/cascadia v1.0.0
github.com/gorilla/mux v1.7.2
github.com/mattn/go-runewidth v0.0.4
golang.org/x/crypto v0.0.0-20190513172903-22d7a77e9e5f
golang.org/x/net v0.0.0-20190522155817-f3200d17e092 // indirect
golang.org/x/net v0.0.0-20190522155817-f3200d17e092
humungus.tedunangst.com/r/go-sqlite3 v1.1.3
humungus.tedunangst.com/r/webs v0.5.1
humungus.tedunangst.com/r/webs v0.5.2
)

7
go.sum
View File

@ -1,3 +1,5 @@
github.com/andybalholm/cascadia v1.0.0 h1:hOCXnnZ5A+3eVDX8pvgl4kofXv2ELss0bKcqRySc45o=
github.com/andybalholm/cascadia v1.0.0/go.mod h1:GsXiBklL0woXo1j/WYWtSYYC4ouU9PqHO0sqidkEA4Y=
github.com/gorilla/mux v1.7.2 h1:zoNxOV7WjqXptQOVngLmcSQgXmgk4NMz1HibBchjl/I=
github.com/gorilla/mux v1.7.2/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2zaAs=
github.com/mattn/go-runewidth v0.0.4 h1:2BvfKmzob6Bmd4YsL0zygOqfdFnK7GR4QL06Do4/p7Y=
@ -7,6 +9,7 @@ golang.org/x/crypto v0.0.0-20190424203555-c05e17bb3b2d h1:adrbvkTDn9rGnXg2IJDKoz
golang.org/x/crypto v0.0.0-20190424203555-c05e17bb3b2d/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20190513172903-22d7a77e9e5f h1:R423Cnkcp5JABoeemiGEPlt9tHXFfw5kvc0yqlxRPWo=
golang.org/x/crypto v0.0.0-20190513172903-22d7a77e9e5f/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/net v0.0.0-20180218175443-cbe0f9307d01/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3 h1:0GoQqolDA55aaLxZyTzK/Y2ePZzZTUrRacwib7cNsYQ=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190522155817-f3200d17e092 h1:4QSRKanuywn15aTZvI/mIDEgPQpswuFndXpOj3rKEco=
@ -16,5 +19,5 @@ golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7w
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
humungus.tedunangst.com/r/go-sqlite3 v1.1.3 h1:G2N4wzDS0NbuvrZtQJhh4F+3X+s7BF8b9ga8k38geUI=
humungus.tedunangst.com/r/go-sqlite3 v1.1.3/go.mod h1:FtEEmQM7U2Ey1TuEEOyY1BmphTZnmiEjPsNLEAkpf/M=
humungus.tedunangst.com/r/webs v0.5.1 h1:I57oIU/ZkKclixRtXs0nJQUWe3Gq+9QVqL7BtV2vzAA=
humungus.tedunangst.com/r/webs v0.5.1/go.mod h1:79Ww3HmgE1m+HXU0r0b9hkOD3JuDzXoGiEauHuKcwBI=
humungus.tedunangst.com/r/webs v0.5.2 h1:/HQ4xd33i1As3/5eD7RJXk7CewSg9WFa2HDBIkYlnxU=
humungus.tedunangst.com/r/webs v0.5.2/go.mod h1:79Ww3HmgE1m+HXU0r0b9hkOD3JuDzXoGiEauHuKcwBI=

1
honk.go
View File

@ -821,6 +821,7 @@ func savehonk(w http.ResponseWriter, r *http.Request) {
noise = noise[idx+1:]
}
}
noise = hooterize(noise)
noise = strings.TrimSpace(noise)
honk.Precis = strings.TrimSpace(honk.Precis)

87
hoot.go Normal file
View File

@ -0,0 +1,87 @@
package main
import (
"fmt"
"log"
"net/http"
"regexp"
"strings"
"github.com/andybalholm/cascadia"
"golang.org/x/net/html"
"humungus.tedunangst.com/r/webs/htfilter"
)
var tweetsel = cascadia.MustCompile("p.tweet-text")
var linksel = cascadia.MustCompile(".time a.tweet-timestamp")
var authorregex = regexp.MustCompile("twitter.com/([^/]+)")
func hootfixer(hoot string) string {
url := hoot[5:]
if url[0] == ' ' {
url = url[1:]
}
url = strings.ReplaceAll(url, "mobile.twitter.com", "twitter.com")
log.Printf("hooterizing %s", url)
req, err := http.NewRequest("GET", url, nil)
if err != nil {
log.Printf("error: %s", err)
return hoot
}
req.Header.Set("User-Agent", "Mozilla/5.0 (X11; CrOS x86_64 11021.56.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.76 Safari/537.36")
req.Header.Set("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8")
req.Header.Set("Accept-Language", "en-US,en;q=0.9")
resp, err := http.DefaultClient.Do(req)
if err != nil {
log.Printf("error: %s", err)
return hoot
}
defer resp.Body.Close()
if resp.StatusCode != 200 {
log.Printf("error getting %s: %d", url, resp.StatusCode)
return hoot
}
root, _ := html.Parse(resp.Body)
divs := tweetsel.MatchAll(root)
authormatch := authorregex.FindStringSubmatch(url)
if len(authormatch) < 2 {
log.Printf("no author")
return hoot
}
wanted := authormatch[1]
var buf strings.Builder
fmt.Fprintf(&buf, "hoot: %s\n", url)
for _, div := range divs {
twp := div.Parent.Parent.Parent
alink := linksel.MatchFirst(twp)
if alink == nil {
log.Printf("missing link")
continue
}
link := "https://twitter.com" + htfilter.GetAttr(alink, "href")
authormatch = authorregex.FindStringSubmatch(link)
if len(authormatch) < 2 {
log.Printf("no author?")
continue
}
author := authormatch[1]
if author != wanted {
continue
}
text := htfilter.TextOnly(div)
text = strings.ReplaceAll(text, "\n", " ")
text = strings.ReplaceAll(text, "pic.twitter.com", "https://pic.twitter.com")
fmt.Fprintf(&buf, "> @%s: %s\n", author, text)
}
return buf.String()
}
var re_hoots = regexp.MustCompile(`hoot: ?https://\S+`)
func hooterize(noise string) string {
return re_hoots.ReplaceAllStringFunc(noise, hootfixer)
}