pfx="$(STRING "${pfx#/}")"
[ "$pfx" = '\' ] && pfx='' || pfx="${pfx}/"
- dbmeta_autogroup "$meta" \
- | while read -r LENGTH WIDTH HEIGHT TAGS COMMENT NAME GROUP; do
- printf '%i %i %i %s %s %s%s %s\n' \
- $LENGTH $WIDTH $HEIGHT "${TAGS}" "${COMMENT}" \
- "${pfx}" "${NAME}" "${GROUP}"
- done
+ { 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$/bAUTOGROUP; s;\r \\$;\r;; tAUTOGROUP;
+ /\r$/bAUTOGROUP;
- # skip auto grouping if manual group id is present
- /\r .+$/b;
+ # 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
- # save original dataset
- h;
-
# strip all fields but the name
s;^[^\t]+ [^\t]+ [^\t]+ [^\t]+ [^\t]+ ;;
- # strip common suffixes of web video sites
- s;-([0-9a-zA-Z_-]{11}|ph[0-9a-f]{13}|[0-9]{6,})\r$;-\r;;
# replace all numeric parts and append numerals to an ordering field
# the group id will be made up of only the non-numeric character frame
# the ordering field will hold all numbers from the name
- :X s;^([^\r0-9]*)([0-9]+)([^\r0-9]*)\r\t?([0-9]*)$;\1\r\3\r \4\2;; tX;
+ :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;;