[Header-title] Renamed to Header-title

1 files changed, 26 insertions, 0 deletions

diff --git a/awk-edits/Header-title.awk b/awk-edits/Header-title.awk
new file mode 100644
index 0000000..16247e8
--- /dev/null
+++ b/awk-edits/Header-title.awk
@@ -0,0 +1,26 @@
+#
+# == About ==
+#
+# Every page has a og:title meta tag, which has to be generated from the page
+# itself. The title tag is automatically filled in by ssg.
+# The value for the meta tag is "[TITLE]" and it gets replaced with all text
+# inside first h1 header tag.
+
+BEGIN {
+	h1Index = 0
+
+	# When this loop finishes, $0 will have the first line containing an h1 header
+	# tag, and h1Index will have it's starting position
+	while (h1Index == 0 && getline < ARGV[1])
+		h1Index = index($0, "<h1")
+	close(ARGV[1]) # FILENAME isn't set during BEGIN
+
+	# Removes the opening tag and substrings everything that is normally
+	# inside the heading tag
+	gsub(/<h1[^>]*>/, "")
+	title = substr($0, h1Index, index($0, "</h1") - h1Index)
+}
+
+"\\[TITLE\\]" {
+	gsub("\\[TITLE\\]", title)
+}