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authorMike Gabriel <mike.gabriel@das-netzwerkteam.de>2016-11-21 15:45:16 +0100
committerMike Gabriel <mike.gabriel@das-netzwerkteam.de>2016-11-21 15:45:16 +0100
commit6c3cf46438ab49624004db8b614c261609328eec (patch)
treedef74a99b5229890213bacabc4e22d18f88b5eae
parentc039c70dd4919e7ec4c270d2f27de028a448754c (diff)
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impressive-display: Validate PDF_URI before using it with curl.
-rwxr-xr-xbin/impressive-display6
1 files changed, 6 insertions, 0 deletions
diff --git a/bin/impressive-display b/bin/impressive-display
index f04f683..58411e7 100755
--- a/bin/impressive-display
+++ b/bin/impressive-display
@@ -157,6 +157,12 @@ else
RESOLUTION="$DEFAULT_RESOLUTION"
fi
+if ! echo "$PDF_URI" | grep -E "^(file://|http://|https://).*"; then
+ $OUTPUT "ERROR: PDF_URI format not supported: $PDF_URI"
+ $OUTPUT " Use file://<path>/<file>.pdf(.gz) or http(s)://<host>/<path>/<file>.pdf. Doing nothing."
+ exit -1
+fi
+
if [ -n "${RESOLUTION}" ]; then
if type -p xrandr 1>/dev/null; then
xrandr -d :0 --output "$(echo $currentOutput)" --mode $RESOLUTION