# Global exports
META_LENGTH='' META_WIDTH='' META_HEIGHT='' META_TAGS=''
- META_COMMENT='' META_NAME='' META_GROUP=''
+ META_COMMENT='' META_NAME='' META_GROUP='' META_GROUPORDER=''
if [ $# -eq 0 ]; then
read -r META_LENGTH META_WIDTH META_HEIGHT META_TAGS META_COMMENT \
- META_NAME META_GROUP
+ META_NAME META_GROUP META_GROUPORDER
elif [ "$name" -a -f "$meta_db" -a -r "$meta_db" ]; then
read -r META_LENGTH META_WIDTH META_HEIGHT META_TAGS META_COMMENT \
- META_NAME META_GROUP <<-EOF
- $(grep -F " ${name}${CR}" "$meta_db")
+ META_NAME META_GROUP META_GROUPORDER <<-EOF
+ $(grep -F " ${name}${CR}" "$meta_db" |dbmeta_autogroup)
EOF
fi
if [ "$META_NAME" ]; then
pfx="$(STRING "${pfx#/}")"
[ "$pfx" = '\' ] && pfx='' || pfx="${pfx}/"
- while read -r LENGTH WIDTH HEIGHT TAGS COMMENT NAME GROUP; do
- printf '%i %i %i tags=%s comment=%s %s%s\r %s\n' \
- $LENGTH $WIDTH $HEIGHT "${TAGS#tags=}" \
- "${COMMENT#comment=}" "${pfx}" "${NAME%${CR}}" "${GROUP:-\\}"
- done <"$meta"
+ { printf '%s\n' "$pfx"
+ dbmeta_autogroup "$meta"
+ } | sed -E '
+ 1{ h; d; }
+ G;
+ s;^([^\t]+ [^\t]+ [^\t]+ [^\t]+ [^\t]+ )([^\n]+)\n(.*)$;\1\3\2;
+ '
done
}
+
+dbmeta_autogroup(){
+ sed -E '
+ # strip empty group field
+ s;\r \\$;\r;;
+ h; # save original dataset
+
+ # strip common suffixes of web video sites
+ s;-([0-9a-zA-Z_-]{11}|ph[0-9a-f]{13}|xh[0-9a-zA-Z]{5}|[0-9]{6,})\r;-\r;;
+
+ # perform auto grouping if group id is missing or empty
+ /\r$/bAUTOGROUP;
+
+ # only perform ordering if manual group id is present
+ /\r .+$/bAUTOORDER;
+
+ b; # pass invalid records without processing
+
+ :AUTOORDER
+ # strip all fields but the name
+ s;^([^\t]+ [^\t]+ [^\t]+ [^\t]+ [^\t]+ )([^\r]+)\r (.+)$;\2;
+
+ # reduce to numerals
+ s;[^0-9]+;;g;
+
+ # append ordering field to dataset
+ H; g; s;\n;\t;;
+ b;
+
+ :AUTOGROUP
+ # strip all fields but the name
+ s;^[^\t]+ [^\t]+ [^\t]+ [^\t]+ [^\t]+ ;;
+
+ # replace all numeric parts and append numerals to an ordering field
+ # the group id will be made up of only the non-numeric character frame
+ # the ordering field will hold all numbers from the name
+ :X s;^([^0-9]*)([0-9]+)([^\r]*)\r\t?([0-9]*)$;\1\r\3\r \4\2;; tX;
+
+ # append group id and ordering field to dataset
+ H; g; s;\n;\t;;
+ ' "$@"
+}