add: hide_social_follows setting

crates/core/src/html.rs

@@ -0,0 +1,97 @@
+use std::{
+    collections::HashMap,
+    fs::{exists, read_to_string, write},
+    sync::LazyLock,
+};
+use tokio::sync::RwLock;
+
+use pathbufd::PathBufD;
+
+/// A container for all loaded icons.
+pub static ICONS: LazyLock<RwLock<HashMap<String, String>>> =
+    LazyLock::new(|| RwLock::new(HashMap::new()));
+
+/// Pull an icon given its name and insert it into [`ICONS`].
+pub async fn pull_icon(icon: &str, icons_dir: &str) {
+    let writer = &mut ICONS.write().await;
+
+    let icon_url = format!(
+        "https://raw.githubusercontent.com/lucide-icons/lucide/refs/heads/main/icons/{icon}.svg"
+    );
+
+    let file_path = PathBufD::current().extend(&[icons_dir, &format!("{icon}.svg")]);
+
+    if exists(&file_path).unwrap_or(false) {
+        writer.insert(icon.to_string(), read_to_string(&file_path).unwrap());
+        return;
+    }
+
+    println!("download icon: {icon}");
+    let svg = reqwest::get(icon_url)
+        .await
+        .unwrap()
+        .text()
+        .await
+        .unwrap()
+        .replace("\n", "");
+
+    write(&file_path, &svg).unwrap();
+    writer.insert(icon.to_string(), svg);
+}
+
+/// Read a string and pull all icons found within it.
+pub async fn pull_icons(mut input: String, icon_dir: &str) -> String {
+    // icon (with class)
+    let icon_with_class =
+        regex::Regex::new("(\\{\\{)\\s*(icon)\\s*(.*?)\\s*c\\((.*?)\\)\\s*(\\}\\})").unwrap();
+
+    for cap in icon_with_class.captures_iter(&input.clone()) {
+        let cap_str = &cap.get(3).unwrap().as_str().replace("\"", "");
+        let icon = &(if cap_str.contains(" }}") {
+            cap_str.split(" }}").next().unwrap().to_string()
+        } else {
+            cap_str.to_string()
+        });
+
+        pull_icon(icon, icon_dir).await;
+
+        let reader = ICONS.read().await;
+        let icon_text = reader.get(icon).unwrap().replace(
+            "<svg",
+            &format!("<svg class=\"icon {}\"", cap.get(4).unwrap().as_str()),
+        );
+
+        input = input.replace(
+            &format!(
+                "{{{{ icon \"{cap_str}\" c({}) }}}}",
+                cap.get(4).unwrap().as_str()
+            ),
+            &icon_text,
+        );
+    }
+
+    // icon (without class)
+    let icon_without_class = regex::Regex::new("(\\{\\{)\\s*(icon)\\s*(.*?)\\s*(\\}\\})").unwrap();
+
+    for cap in icon_without_class.captures_iter(&input.clone()) {
+        let cap_str = &cap.get(3).unwrap().as_str().replace("\"", "");
+        let icon = &(if cap_str.contains(" }}") {
+            cap_str.split(" }}").next().unwrap().to_string()
+        } else {
+            cap_str.to_string()
+        });
+
+        pull_icon(icon, icon_dir).await;
+
+        let reader = ICONS.read().await;
+        let icon_text = reader
+            .get(icon)
+            .unwrap()
+            .replace("<svg", "<svg class=\"icon\"");
+
+        input = input.replace(&format!("{{{{ icon \"{cap_str}\" }}}}",), &icon_text);
+    }
+
+    // ...
+    input
+}