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@@ -3,28 +3,40 @@
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UA_STRING="Mozilla/5.0 (Macintosh; Intel Mac OS X 12_4) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.4 Safari/605.1.15"
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DL_URL=$(wget --header="Accept: text/html" --user-agent="$UA_STRING" -qO- https://support.wyze.com/hc/en-us/articles/360024852172-Release-Notes-Firmware | grep -Eo "(http|https)://[a-zA-Z0-9./?=_-]*" | grep /v2/ | sort -t . -k2r,5 | grep demo | head -1)
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-echo "create work directory"
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-mkdir v2_ro
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+echo "checking for tools"
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+command -v wget >/dev/null 2>&1 || { echo >&2 "wget is not installed. Aborting."; exit 1; }
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+command -v mkimage >/dev/null 2>&1 || { echo >&2 "mkimage is not installed. Aborting."; exit 1; }
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+command -v unzip >/dev/null 2>&1 || { echo >&2 "unzip is not installed. Aborting."; exit 1; }
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-echo "download latest firmware"
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-wget $DL_URL -P ./v2_ro/
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+echo "create temporary work directory"
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+mkdir v2_ro
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-echo "extracting firmware to workdir"
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+echo "check for local zip"
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+if [ -f demo_4.9.8.1002.zip ]; then
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+ echo "local archive found"
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+ mv demo_4.9.8.1002.zip ./v2_ro/
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+else
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+ echo "local archive not found"
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+ echo "downloading latest firmware"
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+ wget $DL_URL -P ./v2_ro/
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+fi
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+
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+echo "extracting firmware to temporary work directory"
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unzip v2_ro/demo_4.9.8.1002.zip -d ./v2_ro/
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-echo "create firmware dir"
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-mkdir v2_ro/tmp_dir
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+echo "create firmware directory"
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+mkdir v2_ro/fw_dir
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-echo "unpack stock firmware"
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-./fw_tool.sh unpack v2_ro/demo_4.9.8.1002.bin v2_ro/tmp_dir
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+echo "unpack stock firmware image"
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+./fw_tool.sh unpack v2_ro/demo_4.9.8.1002.bin v2_ro/fw_dir
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-echo "replace kernel"
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-cp v2_kernel.bin v2_ro/tmp_dir/kernel.bin
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+echo "replace factory kernel"
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+cp v2_kernel.bin v2_ro/fw_dir/kernel.bin
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-echo "pack firmware with new kernel"
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-./fw_tool.sh pack v2_ro/tmp_dir/ demo.bin
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+echo "pack firmware image with new kernel"
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+./fw_tool.sh pack v2_ro/fw_dir/ demo.bin
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-echo "md5sum is: " `md5sum demo.bin`
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+echo "remove temporary work directory"
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rm -rf v2_ro
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echo "demo.bin ready. Please copy demo.bin to your memory card"
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Alfonso Gamboa