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Calculate reading time during feed processing

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The goal is to speed up the user interface.

Detecting the language based on the content is pretty slow.
This commit is contained in:
Frédéric Guillot 2020-11-18 17:29:40 -08:00 • committed by fguillot
parent b1c9977711
commit de7a613098
12 changed files with 84 additions and 50 deletions
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6
template/common.go
View file

@ -242,10 +242,10 @@ SOFTWARE.
<li>
<time datetime="{{ isodate .entry.Date }}" title="{{ isodate .entry.Date }}">{{ elapsed .user.Timezone .entry.Date }}</time>
</li>
{{ if .user.ShowReadingTime }}
{{ if and .user.ShowReadingTime (gt .entry.ReadingTime 0) }}
<li>
<span>
{{ plural "entry.estimated_reading_time" (timeToRead .entry.Content) (timeToRead .entry.Content) }}
{{ plural "entry.estimated_reading_time" .entry.ReadingTime .entry.ReadingTime }}
</span>
</li>
{{ end }}
@ -523,7 +523,7 @@ var templateCommonMapChecksums = map[string]string{
"feed_list": "931e43d328a116318c510de5658c688cd940b934c86b6ec82a472e1f81e020ae",
"feed_menu": "318d8662dda5ca9dfc75b909c8461e79c86fb5082df1428f67aaf856f19f4b50",
"icons": "9a41753778072f286216085d8712495e2ccca20c7a24f5c982775436a3d38579",
"item_meta": "eb72c6e2a924759af20b8ef41f2ce7495aedc053181c2e5ca1b063f9410c58b0",
"item_meta": "56ab09d7dd46eeb2e2ee11ddcec0c157a5832c896dbd2887d9e2b013680b2af6",
"layout": "65767e7dbebe1f7ed42895ecd5a737b0693e4a2ec35e84e3e391f462beb11977",
"pagination": "7b61288e86283c4cf0dc83bcbf8bf1c00c7cb29e60201c8c0b633b2450d2911f",
"settings_menu": "e2b777630c0efdbc529800303c01d6744ed3af80ec505ac5a5b3f99c9b989156",

3
template/engine.go
View file

@ -65,9 +65,6 @@ func (e *Engine) Render(name, language string, data interface{}) []byte {
"plural": func(key string, n int, args ...interface{}) string {
return printer.Plural(key, n, args...)
},
"timeToRead": func(content string) int {
return timeToRead(content)
},
})
var b bytes.Buffer

21
template/functions.go
View file

@ -11,19 +11,16 @@ import (
"net/mail"
"strings"
"time"
"unicode/utf8"
"miniflux.app/config"
"miniflux.app/http/route"
"miniflux.app/locale"
"miniflux.app/model"
"miniflux.app/proxy"
"miniflux.app/reader/sanitizer"
"miniflux.app/timezone"
"miniflux.app/url"
"github.com/gorilla/mux"
"github.com/rylans/getlang"
)
type funcMap struct {
@ -94,9 +91,6 @@ func (f *funcMap) Map() template.FuncMap {
"plural": func(key string, n int, args ...interface{}) string {
return ""
},
"timeToRead": func(content string) int {
return 0
},
}
}
@ -195,18 +189,3 @@ func formatFileSize(b int64) string {
return fmt.Sprintf("%.1f %ciB",
float64(b)/float64(div), "KMGTPE"[exp])
}
func timeToRead(content string) int {
sanitizedContent := sanitizer.StripTags(content)
languageInfo := getlang.FromString(sanitizedContent)
var timeToReadInt int
if languageInfo.LanguageCode() == "ko" || languageInfo.LanguageCode() == "zh" || languageInfo.LanguageCode() == "jp" {
timeToReadInt = int(math.Ceil(float64(utf8.RuneCountInString(sanitizedContent)) / 500))
} else {
nbOfWords := len(strings.Fields(sanitizedContent))
timeToReadInt = int(math.Ceil(float64(nbOfWords) / 265))
}
return timeToReadInt
}

4
template/html/common/item_meta.html
View file

@ -7,10 +7,10 @@
<li>
<time datetime="{{ isodate .entry.Date }}" title="{{ isodate .entry.Date }}">{{ elapsed .user.Timezone .entry.Date }}</time>
</li>
{{ if .user.ShowReadingTime }}
{{ if and .user.ShowReadingTime (gt .entry.ReadingTime 0) }}
<li>
<span>
{{ plural "entry.estimated_reading_time" (timeToRead .entry.Content) (timeToRead .entry.Content) }}
{{ plural "entry.estimated_reading_time" .entry.ReadingTime .entry.ReadingTime }}
</span>
</li>
{{ end }}