From 08cec360e16615b1ae157e4926e7317d16765f7e Mon Sep 17 00:00:00 2001
From: George Abbott <george@gabbott.dev>
Date: Wed, 4 Oct 2023 20:20:57 +0100
Subject: Progress thus far

---
 source/html.d | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 source/html.d

(limited to 'source/html.d')

diff --git a/source/html.d b/source/html.d
new file mode 100644
index 0000000..768e270
--- /dev/null
+++ b/source/html.d
@@ -0,0 +1,38 @@
+// Represents all functions for process the raw HTML and 
+// extracting information from it, transforming it, etc.
+// All fns operate on strings.
+
+import std.algorithm : findSplitAfter, find;
+
+
+// Given the haystack (the full HTML) search for the RSS comment
+// representing that attribute.
+string find_rss_comment(string attr, string haystack)
+in (haystack !is null)
+{
+	immutable string needle = "<!-- rss-" ~ attr ~ ":"; 
+	string found  = haystack.find(needle);
+
+	if (found is null)
+		return null;
+
+	// As otherwise comment begin will be in `found`.
+	found = found[needle.length .. $];
+
+	// And get before the closing comment.
+	string result = found.findSplitAfter("-->")[0];
+	return result;
+}
+
+string find_html_title(string htmltext)
+{
+	// TODO: implement.
+	immutable string init_tag = "<title>";
+	string found = htmltext.find(init_tag);
+	if (found is null)
+		return null;
+
+	found = found[init_tag.length .. $];
+	string result = found.findSplitAfter("</title>")[0];
+	return result;
+}
-- 
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