commit eff6f7ad205b31722671543a7c6481d5134fbec6
Author: nixi <nixi@cock.li>
Date:   Mon Mar 25 18:24:47 2019 +0100

    Initial commit

diff --git a/sisfetch.sh b/sisfetch.sh
new file mode 100755
index 0000000..b60f80d
--- /dev/null
+++ b/sisfetch.sh
@@ -0,0 +1,22 @@
+#!/bin/sh
+
+# This script parses SIS for a CSV file of a specific room and saves it
+# in the working directory. The correct room ID is parsed first followed
+# by a given CSV file.
+
+# The hostname of the computer running this script has to have the name
+# of a corresponding room after the first hyphen, eg. "rzv-r013h",
+# where the room name would be "R013H" as defined in SIS.
+
+# Curl with TLS support needs to be installed as well as iconv for
+# Windows-1250 to UTF-8 encoding conversion.
+
+# All utilities used: curl, sed, grep, tr, iconv
+
+ROOM_NAME=$(hostname | sed "s/.*-//" | tr "[:lower:]" "[:upper:]")
+ROOM_ID=$(curl -s "https://is.cuni.cz/studium/rozvrhng/roz_ucebna_macro.php?skr=2018&sem=2&fak=11410" | sed "s,</a>,\n,g" | grep $ROOM_NAME | grep -oP "ucebna=\K[^ ]+" | tr -d "\"")
+
+printf "%s\n" "Fetching room $ROOM_NAME with ID $ROOM_ID"
+curl -s "https://is.cuni.cz/studium/rozvrhng/roz_ucebna_micro.php?ucebna=$ROOM_ID&fak=11410&csv=1" > $ROOM_NAME.csv
+iconv -f WINDOWS-1250 -t UTF-8 $ROOM_NAME.csv -o $ROOM_NAME.csv
+