From 533c0aeaeb5c674304624ec1024ca0e962a8f3f2 Mon Sep 17 00:00:00 2001
From: Alexander Neonxp Kiryukhin <i@neonxp.ru>
Date: Sun, 17 Nov 2024 02:13:37 +0300
Subject: Полный контент в записи
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---
 app/app.go | 28 +++++++++++++++++++++++++---
 1 file changed, 25 insertions(+), 3 deletions(-)

(limited to 'app/app.go')

diff --git a/app/app.go b/app/app.go
index 405a4e9..28fefe0 100644
--- a/app/app.go
+++ b/app/app.go
@@ -5,6 +5,8 @@ import (
 	"context"
 	"log/slog"
 	"os"
+	"regexp"
+	"strings"
 	"text/template"
 	"time"
 
@@ -52,7 +54,6 @@ func (a *App) Run(ctx context.Context) error {
 }
 
 func (a *App) iteration() error {
-
 	seq, err := a.readSeqFile()
 	if os.IsNotExist(err) {
 		seq = ""
@@ -81,11 +82,13 @@ func (a *App) iteration() error {
 
 func (a *App) processItem(item *gofeed.Item) error {
 	buf := bytes.NewBufferString("")
+	item.Content = trimHtml(item.Description)
 	if err := a.templates.ExecuteTemplate(buf, "telegram", item); err != nil {
 		return err
 	}
+	str := buf.String()
 	for _, group := range a.config.Telegram.TargetGroups {
-		msg := tgbotapi.NewMessage(group, buf.String())
+		msg := tgbotapi.NewMessage(group, str)
 		msg.ParseMode = tgbotapi.ModeHTML
 		if _, err := a.telegram.Send(msg); err != nil {
 			return err
@@ -105,7 +108,7 @@ func (a *App) readSeqFile() (string, error) {
 }
 
 func (a *App) writeSeqFile(seqVal string) error {
-	return os.WriteFile(a.config.RSS.SeqFile, []byte(seqVal), 0644)
+	return os.WriteFile(a.config.RSS.SeqFile, []byte(seqVal), 0o644)
 }
 
 func (a *App) findNewItems(from string) ([]*gofeed.Item, error) {
@@ -124,3 +127,22 @@ func (a *App) findNewItems(from string) ([]*gofeed.Item, error) {
 
 	return out, nil
 }
+
+func trimHtml(src string) string {
+	// Convert all HTML tags to lowercase
+	re, _ := regexp.Compile("\\<[\\S\\s]+?\\>")
+	src = re.ReplaceAllStringFunc(src, strings.ToLower)
+	// Remove STYLE
+	re, _ = regexp.Compile("\\<style[\\S\\s]+?\\</style\\>")
+	src = re.ReplaceAllString(src, "")
+	// Remove SCRIPT
+	re, _ = regexp.Compile("\\<script[\\S\\s]+?\\</script\\>")
+	src = re.ReplaceAllString(src, "")
+	// Remove all HTML code in angle brackets and replace them with newline characters
+	re, _ = regexp.Compile("\\<[\\S\\s]+?\\>")
+	src = re.ReplaceAllString(src, "\n")
+	// Remove consecutive newlines
+	re, _ = regexp.Compile("\\s{2,}")
+	src = re.ReplaceAllString(src, "\n")
+	return strings.TrimSpace(src)
+}
-- 
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