diff options
Diffstat (limited to 'Functions')
| -rw-r--r-- | Functions/MIME/zsh-mime-setup | 197 |
1 files changed, 99 insertions, 98 deletions
diff --git a/Functions/MIME/zsh-mime-setup b/Functions/MIME/zsh-mime-setup index 5f9168341..fee3237f7 100644 --- a/Functions/MIME/zsh-mime-setup +++ b/Functions/MIME/zsh-mime-setup @@ -62,9 +62,8 @@ zstyle -a :mime: mime-types type_files || zstyle -a :mime: mailcap cap_files || cap_files=(~/.mailcap /etc/mailcap) -TRAPEXIT() { unfunction mime-setup-add-type >&/dev/null; return 0; } - -mime-setup-add-type() { +{ + mime-setup-add-type() { local type suffix local -a array @@ -90,115 +89,117 @@ mime-setup-add-type() { fi fi done -} + } -# Loop through files to find suffixes for MIME types. -# Earlier entries take precedence, so the files need to be listed -# with the user's own first. This also means pre-existing -# values in suffix_type_map are respected. -for file in $type_files; do + # Loop through files to find suffixes for MIME types. + # Earlier entries take precedence, so the files need to be listed + # with the user's own first. This also means pre-existing + # values in suffix_type_map are respected. + for file in $type_files; do [[ -r $file ]] || continue # For once we rely on the fact that read handles continuation # lines ending in backslashes, i.e. there's no -r. while read line; do - # Skip blank or comment lines. - [[ $line = [[:space:]]#(\#*|) ]] && continue - - # There are two types of line you find in MIME type files. - # The original simple sort contains the type name then suffixes - # separated by whitespace. However, Netscape insists - # on adding lines with backslash continuation with - # key="value" pairs. So we'd better handle both. - if [[ $line = *=* ]]; then - # Gory. - # This relies on the fact that a typical entry: - # type=video/x-mpeg2 desc="MPEG2 Video" exts="mpv2,mp2v" - # looks like a parameter assignment. However, we really - # don't want to be screwed up by future extensions, - # so we split the elements to an array and pick out the - # ones we're interested in. - type= exts= - - # Syntactically split line to preserve quoted words. - array=(${(z)line}) - for elt in $array; do - if [[ $elt = (type|exts)=* ]]; then - eval $elt - fi - done - - # Get extensions by splitting on comma - array=(${(s.,.)exts}) - - [[ -n $type ]] && mime-setup-add-type $type $array - else - # Simple. - mime-setup-add-type ${=line} - fi + # Skip blank or comment lines. + [[ $line = [[:space:]]#(\#*|) ]] && continue + + # There are two types of line you find in MIME type files. + # The original simple sort contains the type name then suffixes + # separated by whitespace. However, Netscape insists + # on adding lines with backslash continuation with + # key="value" pairs. So we'd better handle both. + if [[ $line = *=* ]]; then + # Gory. + # This relies on the fact that a typical entry: + # type=video/x-mpeg2 desc="MPEG2 Video" exts="mpv2,mp2v" + # looks like a parameter assignment. However, we really + # don't want to be screwed up by future extensions, + # so we split the elements to an array and pick out the + # ones we're interested in. + type= exts= + + # Syntactically split line to preserve quoted words. + array=(${(z)line}) + for elt in $array; do + if [[ $elt = (type|exts)=* ]]; then + eval $elt + fi + done + + # Get extensions by splitting on comma + array=(${(s.,.)exts}) + + [[ -n $type ]] && mime-setup-add-type $type $array + else + # Simple. + mime-setup-add-type ${=line} + fi done <$file -done - + done +} always { + unfunction mime-setup-add-type >&/dev/null +} # Loop through files to find handlers for types. for file in $cap_files; do - [[ -r $file ]] || continue + [[ -r $file ]] || continue + + # Oh, great. We need to preserve backslashes inside the line, + # but need to manage continuation lines. + while read -r line; do + # Skip blank or comment lines. + [[ $line = [[:space:]]#(\#*|) ]] && continue + + while [[ $line = (#b)(*)\\ ]]; do + line=$match[1] + read -r line2 || break + line+=$line2 + done - # Oh, great. We need to preserve backslashes inside the line, - # but need to manage continuation lines. - while read -r line; do - # Skip blank or comment lines. - [[ $line = [[:space:]]#(\#*|) ]] && continue - - while [[ $line = (#b)(*)\\ ]]; do - line=$match[1] - read -r line2 || break - line+=$line2 - done - - # Guess what, this file has a completely different format. - # See mailcap(4). - # The biggest unpleasantness here is that the fields are - # delimited by semicolons, but the command field, which - # is the one we want to extract, may itself contain backslashed - # semicolons. - if [[ $line = (#b)[[:space:]]#([^[:space:]\;]##)[[:space:]]#\;(*) ]] - then - # this is the only form we can handle, but there's no point - # issuing a warning for other forms. - type=$match[1] - line=$match[2] - # See if it has flags after the command. - if [[ $line = (#b)(([^\;\\]|\\\;|\\[^\;])#)\;(*) ]]; then - line=$match[1] - flags=$match[3] - else - flags= - fi - # Remove quotes from semicolons - line=${line//\\\;/\;} - # and remove any surrounding white space --- this might - # make the handler empty. - line=${${line##[[:space:]]#}%%[[:space:]]} - if [[ -z $type_handler_map[$type] ]]; then - if [[ -n $o_verbose ]]; then - print -r "Adding handler for type $type: + # Guess what, this file has a completely different format. + # See mailcap(4). + # The biggest unpleasantness here is that the fields are + # delimited by semicolons, but the command field, which + # is the one we want to extract, may itself contain backslashed + # semicolons. + if [[ $line = (#b)[[:space:]]#([^[:space:]\;]##)[[:space:]]#\;(*) ]] + then + # this is the only form we can handle, but there's no point + # issuing a warning for other forms. + type=$match[1] + line=$match[2] + # See if it has flags after the command. + if [[ $line = (#b)(([^\;\\]|\\\;|\\[^\;])#)\;(*) ]]; then + line=$match[1] + flags=$match[3] + else + flags= + fi + # Remove quotes from semicolons + line=${line//\\\;/\;} + # and remove any surrounding white space --- this might + # make the handler empty. + line=${${line##[[:space:]]#}%%[[:space:]]} + if [[ -z $type_handler_map[$type] ]]; then + if [[ -n $o_verbose ]]; then + print -r "Adding handler for type $type: $line" >&2 - fi - type_handler_map[$type]=$line - type_flags_map[$type]=$flags - if [[ -n $flags && -n $o_verbose ]]; then - print -r " with flags $flags" >&2 - fi - elif [[ -n $o_verbose ]]; then - print -r "Skipping handler for already defined type $type: + fi + type_handler_map[$type]=$line + type_flags_map[$type]=$flags + if [[ -n $flags && -n $o_verbose ]]; then + print -r " with flags $flags" >&2 + fi + elif [[ -n $o_verbose ]]; then + print -r "Skipping handler for already defined type $type: $line" >&2 - if [[ -n $flags ]]; then - print -r " with flags $flags" >&2 - fi - fi + if [[ -n $flags ]]; then + print -r " with flags $flags" >&2 fi - done <$file + fi + fi + done <$file done |