From c53cb884ef0d030af44bbf7fe2800a7ccf5bd335 Mon Sep 17 00:00:00 2001
From: Dominika Liberda <ja@sdomi.pl>
Date: Sun, 28 Feb 2021 03:33:58 +0100
Subject: [PATCH] + basic template engine

---
 http.sh         |  2 +-
 src/misc.sh     |  3 +--
 src/server.sh   |  3 ++-
 src/template.sh | 14 ++++++++++++++
 4 files changed, 18 insertions(+), 4 deletions(-)
 create mode 100644 src/template.sh

diff --git a/http.sh b/http.sh
index 680b0cc..0f870e3 100755
--- a/http.sh
+++ b/http.sh
@@ -32,7 +32,7 @@ if [[ $error == true ]]; then
 fi
 
 if [[ $1 == "init" ]]; then # will get replaced with proper parameter parsing in 1.0
-	mkdir -p "${cfg[namespace]}/${cfg[root]}" "${cfg[namespace]}/workers/example" "${cfg[namespace]}/views"
+	mkdir -p "${cfg[namespace]}/${cfg[root]}" "${cfg[namespace]}/workers/example" "${cfg[namespace]}/views" "${cfg[namespace]}/templates"
 	touch "${cfg[namespace]}/config.sh" "${cfg[namespace]}/workers/example/control"
 	cat <<LauraIsCute > "${cfg[namespace]}/config.sh"
 ## app config
diff --git a/src/misc.sh b/src/misc.sh
index 5cb3479..3e759de 100755
--- a/src/misc.sh
+++ b/src/misc.sh
@@ -39,6 +39,5 @@ function post_dump() {
 
 # html_encode(string)
 function html_encode() {
-	#echo -n "$1" | xxd -ps | sed -E 's/.{2}/\&#x&;/g'
-	echo -n "$1" | sed 's/</\&#60;/g;s/>/\&#62;/g;s/%/\&#37;/g;s/\//\&#47;/g;s/\\/\&#92;/g;s/'"'"'/\&#39;/g;s/"/\&#34;/g;s/`/\&#96;/g;s/?/\&#63;/g'
+	sed 's/</\&#60;/g;s/>/\&#62;/g;s/%/\&#37;/g;s/\//\&#47;/g;s/\\/\&#92;/g;s/'"'"'/\&#39;/g;s/"/\&#34;/g;s/`/\&#96;/g;s/?/\&#63;/g' <<< "$1"
 }
diff --git a/src/server.sh b/src/server.sh
index 8c75ba8..3bd9348 100755
--- a/src/server.sh
+++ b/src/server.sh
@@ -5,6 +5,7 @@ source src/misc.sh
 source src/account.sh
 source src/mail.sh
 source src/route.sh
+source src/template.sh
 [[ -f "${cfg[namespace]}/config.sh" ]] && source "${cfg[namespace]}/config.sh"
 
 declare -A r # current request / response
@@ -17,7 +18,7 @@ declare -A params # parsed router data
 r[status]=210 # Mommy always said that I was special
 post_length=0
 
-while read param; do
+while read -r param; do
 	param_l="${param,,}" # lowercase
 	name=''
 	value=''
diff --git a/src/template.sh b/src/template.sh
new file mode 100644
index 0000000..76fe557
--- /dev/null
+++ b/src/template.sh
@@ -0,0 +1,14 @@
+#!/bin/bash
+# template.sh - basic templating engine
+
+# render(array, template_file)
+function render() {
+	local template="$(cat "$2")"
+	local -n ref=$1
+	for key in ${!ref[@]}; do
+		local value="$(html_encode "${ref[$key]}" | sed -E 's/\&/�UwU�/g')"
+		template="$(sed -E 's/\{\{\.'"$key"'\}\}/'"$value"'/g' <<< "$template")"
+	done
+
+	sed -E 's/�UwU�/\&/g' <<< "$template"
+}