From 81affd4017870bd3f24a753bd4b937d86bd8da76 Mon Sep 17 00:00:00 2001
From: Qrius <qrius@quirio.net>
Date: Thu, 26 Sep 2024 00:11:06 +0200
Subject: Add macro that checks whether links are working or not

---
 src/macro_processor/deadlinks.rs | 45 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 src/macro_processor/deadlinks.rs

(limited to 'src/macro_processor/deadlinks.rs')

diff --git a/src/macro_processor/deadlinks.rs b/src/macro_processor/deadlinks.rs
new file mode 100644
index 0000000..061f729
--- /dev/null
+++ b/src/macro_processor/deadlinks.rs
@@ -0,0 +1,45 @@
+use crate::macro_processor::error::SMPError;
+use crate::macro_processor::macro_processor::MacroProcessorWarning;
+use crate::macro_processor::MacroProcessor;
+
+/// Warn on dead link
+pub fn smp_builtin_wodl(
+    smp: &mut MacroProcessor,
+    macro_name: &str,
+    args: &mut [String],
+) -> Result<String, SMPError> {
+    if args.len() != 1 {
+        smp.warnings
+            .push(MacroProcessorWarning::from_macro_invocation(
+                macro_name,
+                args,
+                format!("Wrong number of arguments, expected 1"),
+            ));
+        return Ok(macro_name.to_string());
+    }
+
+    let response = match minreq::get(&args[0]).send() {
+        Ok(s) => s,
+        Err(e) => {
+            smp.warnings
+                .push(MacroProcessorWarning::from_macro_invocation(
+                    macro_name,
+                    args,
+                    format!("Dead link {:#?} ({:#?})!", args[0], e),
+                ));
+            return Ok(args[0].to_string());
+        }
+    };
+    if response.status_code != 200 || response.reason_phrase != "OK" {
+        smp.warnings
+            .push(MacroProcessorWarning::from_macro_invocation(
+                macro_name,
+                args,
+                format!(
+                    "Dead link {:#?} ({} {})!",
+                    args[0], response.status_code, response.reason_phrase
+                ),
+            ));
+    }
+    Ok(args[0].to_string())
+}
-- 
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