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8b587af5 · Andrew · 5d0a49f7 · 8b587af5 · 8b587af5 · 8b587af5
Commit 8b587af5 authored Apr 06, 2019 by Andrew
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.gitignore .gitignore +2 -0

config.default config.default +9 -0

update update +36 -0

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--- a/.gitignore
+++ b/.gitignore
+config
\ No newline at end of file
--- a/config.default
+++ b/config.default
+#token for your site
+TOKEN=""
+#Path to file. Should be accessible through the web and included to <head> of site pages
+CODE_PATH="${HOME}/code.js"
+#Generate gzipped version for nginx_gzip module (strongly recommended if module is enabled)
+GZIP_CODE=true
\ No newline at end of file
--- a/update
+++ b/update
+#!/usr/bin/env bash
+function error_exit {
+    echo "$1" >&2   
+    exit "${2:-1}"  
+}
+[[ -e "config" ]] || error_exit "Config not found: please copy config.default to config (no extension)"
+. config
+ARGON_ENDPOINT="http://emd.instraroam.net/token/${TOKEN}"
+SCRIPT_HEADER='// HEADER'
+CODE_DIR=$(dirname "${CODE_PATH}")
+VERSION_REGEXP="(?<=/\*)[0-9a-f_-]+(?=\*/)"
+[[ ! -z "$TOKEN" ]] || error_exit "Config error: TOKEN is empty"
+[[ ! -z "$CODE_PATH" ]] || error_exit "Config error: CODE_PATH is empty"
+[[ -d "$CODE_DIR" ]] || error_exit "Path ${CODE_DIR} is not a directory"
+[[ -e "$CODE_PATH" ]] || > ${CODE_PATH}  
+[[ -w "$CODE_PATH" ]] || error_exit "File ${CODE_PATH} is not writable"
+CODE=$(curl -s -L "${ARGON_ENDPOINT}")
+R_VERSION=$(grep -oP ${VERSION_REGEXP} <<< ${CODE})
+[[ ! -z "$R_VERSION" ]] || error_exit "Version extracting error. Incorrect TOKEN"
+L_VERSION=$(grep -oP ${VERSION_REGEXP} ${CODE_PATH})
+if [[ ${R_VERSION} != ${L_VERSION} ]]; then
+    [[ -z "$SCRIPT_HEADER" ]] || CODE="${SCRIPT_HEADER}\n${CODE}"
+    echo -e ${CODE} >${CODE_PATH}
+    [ "$GZIP_CODE" != true ] || gzip -q -f -9 -k ${CODE_PATH}
+fi