Switch to zig package manager instead of using submodules

Add smtp library
Send a notification on comment.

2 files changed, 22 insertions, 0 deletions

diff --git a/comments/src/main.zig b/comments/src/main.zig
index 898b689..882202d 100644
--- a/comments/src/main.zig
+++ b/comments/src/main.zig
@@ -2,6 +2,7 @@ const std = @import("std");
 const zws = @import("zws");
 const pq = @import("pq.zig");
 const mustache = @import("mustache");
+const smtp = @import("smtp");
 
 const Params = zws.Params;
 
@@ -244,6 +245,23 @@ fn post_comment(res: *Response, ctx: Ctx, _: Params) Err!void {
         _ = try stmt.step();
     }
 
+    // Send me an email
+    const rr = @embedFile("templates/notification.txt");
+    const tt = comptime mustache.parseComptime(rr, .{}, .{});
+    const Data = struct { url: []const u8, author: []const u8, comment: []const u8 };
+    const notification = try mustache.allocRender(res.allocator, tt, Data{
+        .url = form_val.url,
+        .author = form_val.author,
+        .comment = form_val.comment,
+    });
+    const smtp_username = std.os.getenv("SMTP_USERNAME") orelse "comments@mfashby.net";
+    const smtp_password = std.os.getenv("SMTP_PASSWORD") orelse "foobar";
+    const notification_address = std.os.getenv("NOTIFICATION_ADDRESS") orelse "martin@mfashby.net";
+    const smtp_server = std.os.getenv("SMTP_SERVER") orelse "mail.mfashby.net:587";
+    smtp.send_mail(res.allocator, smtp_server, .{ .user = smtp_username, .pass = smtp_password }, smtp_username, &[_][]const u8{notification_address}, notification) catch |err| {
+        std.log.err("failed to send notification email {}", .{err});
+    };
+
     // And redirect!
     res.transfer_encoding = .none;
     res.status = .found;
diff --git a/comments/src/templates/notification.txt b/comments/src/templates/notification.txt
index ba85056..3824f52 100644
--- a/comments/src/templates/notification.txt
+++ b/comments/src/templates/notification.txt
@@ -1,3 +1,7 @@
+subject: New comment on {{ url }}
+from: comments@mfashby.net
+to: martin@mfashby.net
+
 New comment on {{ url }}:
 
 Author: {{ author }}