--- /dev/null
+#!/bin/sh
+
+UPLOAD(){
+ local file="$1"
+ local boundary line length=0
+
+ [ ! "${CONTENT_TYPE}" -o "${CONTENT_TYPE##multipart/form-data;*}" ] && return 1
+
+ boundary="${CONTENT_TYPE#*; boundary=}"
+ boundary="${boundary%%;*}"
+
+ while read -r line; do
+ length="$(( length + ${#line} + 1))"
+ [ "${line%${CR}}" = "--$boundary" ] && break
+ done
+ while read -r line; do
+ length="$(( length + ${#line} + 1))"
+ [ ! "${line%${CR}}" ] && break \
+ || debug "$line"
+ done
+
+ printf "%i\n" "$(( CONTENT_LENGTH - length ))" >"${file}.upload"
+ head -c "$(( CONTENT_LENGTH - length ))" \
+ | sed -nE '
+ # print lines until boundary ( = actual file upload)
+ :FILE; p; n;
+ /^--'"${boundary}"'(--)?\r?$/!bFILE;
+ # discard remaining lines
+ :END; $q; n; bEND;
+ ' >"$file"
+ truncate -s $(( $(stat -c %s -- "$file") -2 )) -- "$file"
+ rm -- "${file}.upload"
+}
+
+frame_uploadprogress() {
+ printf '<!DOCTYPE HTML>
+ <html><head>
+ <title>Upload Progress</title>
+ <link rel="stylesheet" type="text/css" href="%s/rawnet.css" />
+ </head><body id=uploadprogress>
+ ' "$_BASE"
+ printf '<div class=progress><div class=bar style="width: 0%%;"></div><div class=count>%i / %i</div></div>\n' 0 0
+ while [ ! -f "$_DATA/$channel/$video.mp4" -a \
+ ! -f "$_DATA/$channel/$video.mp4.upload" ]; do sleep 1; done
+ read size <"$_DATA/$channel/$video.mp4.upload"
+ while [ -f "$_DATA/$channel/$video.mp4.upload" ]; do
+ stat="$(stat -c %s "$_DATA/$channel/$video.mp4" 2>&-)"
+ printf '<div class=progress><div class=bar style="width:%i%%;"></div><div class=count>%iMB / %iMB</div></div>\n' \
+ "$(( stat * 100 / size ))" "$((stat / 1048576))" "$((size / 1048576))"
+ sleep 1
+ done
+ printf '<span class=progress><div class=bar style="width:100%%;"></div><div class=count>Ready!</div></span>\n'
+ printf '</body></html>'
+}