From f59ca1976a1075e9e8fdf1e5fcdb7cfc853493b8 Mon Sep 17 00:00:00 2001
From: Bobby <30593201+luciferreeves@users.noreply.github.com>
Date: Mon, 29 Dec 2025 10:46:00 +0530
Subject: feat: Enhance email viewer with new UI actions, sender profile
 pictures, and raw header display.

---
 utils/format/html.go | 49 ++++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 40 insertions(+), 9 deletions(-)

(limited to 'utils/format')

diff --git a/utils/format/html.go b/utils/format/html.go
index d976cb8..60e2e85 100644
--- a/utils/format/html.go
+++ b/utils/format/html.go
@@ -7,18 +7,10 @@ import (
 )
 
 func SanitizeHTML(htmlContent string) string {
-	// Remove dangerous tags
 	htmlContent = removeDangerousTags(htmlContent)
-
-	// Remove inline event handlers
 	htmlContent = removeEventHandlers(htmlContent)
-
-	// Remove javascript: protocol
 	htmlContent = removeJavascriptProtocol(htmlContent)
-
-	// Sanitize styles
 	htmlContent = sanitizeStyles(htmlContent)
-
 	return htmlContent
 }
 
@@ -49,7 +41,6 @@ func removeJavascriptProtocol(html string) string {
 }
 
 func sanitizeStyles(html string) string {
-	// Remove dangerous CSS properties
 	dangerousStyles := []string{"behavior", "expression", "binding", "import", "moz-binding"}
 
 	for _, style := range dangerousStyles {
@@ -127,6 +118,46 @@ func StripHTML(html string) string {
 	return strings.TrimSpace(strings.Join(cleanLines, " "))
 }
 
+func HTMLToPlainText(htmlContent string) string {
+	text := htmlContent
+
+	text = regexp.MustCompile(`(?i)<style[^>]*>[\s\S]*?</style>`).ReplaceAllString(text, "")
+	text = regexp.MustCompile(`(?i)<script[^>]*>[\s\S]*?</script>`).ReplaceAllString(text, "")
+	text = regexp.MustCompile(`(?i)<head[^>]*>[\s\S]*?</head>`).ReplaceAllString(text, "")
+	text = regexp.MustCompile(`(?i)<title[^>]*>[\s\S]*?</title>`).ReplaceAllString(text, "")
+
+	text = regexp.MustCompile(`(?i)<br\s*/?>`).ReplaceAllString(text, "\n")
+	text = regexp.MustCompile(`(?i)</p>`).ReplaceAllString(text, "\n\n")
+	text = regexp.MustCompile(`(?i)</div>`).ReplaceAllString(text, "\n")
+	text = regexp.MustCompile(`(?i)</tr>`).ReplaceAllString(text, "\n")
+	text = regexp.MustCompile(`(?i)</h[1-6]>`).ReplaceAllString(text, "\n\n")
+	text = regexp.MustCompile(`(?i)</li>`).ReplaceAllString(text, "\n")
+
+	text = regexp.MustCompile(`<[^>]+>`).ReplaceAllString(text, "")
+
+	text = strings.ReplaceAll(text, "&nbsp;", " ")
+	text = strings.ReplaceAll(text, "&lt;", "<")
+	text = strings.ReplaceAll(text, "&gt;", ">")
+	text = strings.ReplaceAll(text, "&amp;", "&")
+	text = strings.ReplaceAll(text, "&quot;", "\"")
+	text = strings.ReplaceAll(text, "&#39;", "'")
+	text = strings.ReplaceAll(text, "&#x27;", "'")
+
+	text = regexp.MustCompile(`\n\s*\n\s*\n+`).ReplaceAllString(text, "\n\n")
+	text = regexp.MustCompile(`[ \t]+`).ReplaceAllString(text, " ")
+
+	lines := strings.Split(text, "\n")
+	var cleanLines []string
+	for _, line := range lines {
+		trimmed := strings.TrimSpace(line)
+		if trimmed != "" {
+			cleanLines = append(cleanLines, trimmed)
+		}
+	}
+
+	return strings.TrimSpace(strings.Join(cleanLines, "\n"))
+}
+
 func DecodeHTML(text string) string {
 	return html.UnescapeString(text)
 }
-- 
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