diff options
Diffstat (limited to 'examples/scripts.noah/send_mail.bash')
| -rw-r--r-- | examples/scripts.noah/send_mail.bash | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/examples/scripts.noah/send_mail.bash b/examples/scripts.noah/send_mail.bash deleted file mode 100644 index 24a12203..00000000 --- a/examples/scripts.noah/send_mail.bash +++ /dev/null @@ -1,140 +0,0 @@ -# send_mail.bash -# Author: Noah Friedman <friedman@prep.ai.mit.edu> -# Created: 1992-07-02 -# Public domain - -# Commentary: - -# TODO: implement Fcc headers (see emacs manual) - -# Code: - -#:docstring send_mail: -# Usage: send_mail -# -# This function serves as a simple replacement for sendmail as a client -# interface on those systems where it is not available. It does assume -# that one can talk to an SMTP mailer on port 25 either on the local host -# or on the host specified by the MAILHOST environment variable. If you -# have access to sendmail, it's better to use 'sendmail -t' instead of this -# script (which probably isn't as robust). -# -# Message is read from stdin, and headers are parsed to determine -# recipients. -#:end docstring: - -###;;;autoload -function send_mail () -{ - # Need gawk, since several extensions are taken advantage of (like - # IGNORECASE for regexps). - local awk="${GAWK_LOCATION:-gawk}" - local DefaultFrom="${USER:-${LOGNAME}}" - local From - local To - local Cc - local Bcc - local tmpfile="/tmp/send_mail$$" - - while [ -e "${tmpfile}" ]; do - tmpfile="/tmp/send_mail${RANDOM}" - done - - # Lines consisting only of dots need one more dot appended. SMTP - # servers eat one of the dots (and if only 1 dot appears, it signifies - # the end of the message). - sed '/^\.\.*/s/^\(\.\.*\)$/\1./' > "${tmpfile}" - - # Parse mail headers in message to extract recipients list. - # This doesn't affect what the user sees---it's only used to generate - # the rcpt-to lines for SMTP. - eval $(${awk} -f - "${tmpfile}" <<- '__EOF__' - # Try to extract email address from amidst random data - function parse_address (data) - { - # From: "real name" <foobar@host> - # From: "" <foobar@host> - if (match(data, /^\"[^\"]*\"[ \t]*<.*>/)) { - data_idx = match(data, /^\"[^\"]*\"[ \t]*</) - data = substr(data, RSTART + RLENGTH); - if (data_idx = match(data, ">.*")) - data = substr(data, 1, RSTART - 1); - return data - } - # From: real name <foobar@host> - if (match(data, /<.*>/)) { - data_idx = match(data, /</) - data = substr(data, RSTART + RLENGTH); - if (data_idx = match(data, ">")) - data = substr(data, 1, RSTART - 1); - return data - } - # From: foobar@host (real name) - if (match(data, /\(.*\)/)) { - data_idx = match(data, /\(/); - data = substr(data, 1, RSTART - 1); - return data - } - # (hopefully) From: foobar@host - return data - } - - BEGIN { IGNORECASE = 1; } - - # Blank line signifies end of headers, so we can stop looking. - /^$/ { exit(0) } - - /^from:|^to:|^cc:|^bcc:/ { - header_idx = match($0, /^[^:]*:/) - if (header_idx) { - # Capitalize header name - header_firstchar = toupper(substr($0, RSTART, 1)); - header_rest = tolower(substr($0, RSTART + 1, RLENGTH - 2)); - header = header_firstchar header_rest - - $0 = substr($0, RSTART + RLENGTH + 1); - addresses = "" - # parse addresses - while ($0) { - # Strip leading whitespace - if (idx = match($0, /[ \t]*/)) - $0 = substr($0, RSTART + RLENGTH); - - # Find everything up to a nonquoted comma - # FIXME: doesnt handle quoting yet - if (idx = match($0, /,/)) { - data = substr($0, 1, RSTART); - $0 = substr($0, RSTART + 1); - } else { - data = $0 - $0 = "" - } - addresses = addresses " " parse_address(data) - } - - printf("%s='%s'\n", header, addresses); - } - } - __EOF__) - - # Not sure if an address is *required* after the HELO.. every sendmail - # I tried talking to didn't seem to care. Some sendmails don't care - # if there's a HELO at all. - cat <<- __EOF__ | telnet ${MAILHOST:-localhost} 25 > /dev/null 2>&1 - HELO - mail from: ${From:-${DefaultFrom}} - $(for name in ${To} ${Cc} ${Bcc} ; do - echo "rcpt to: ${name}" - done) - data - $(cat "${tmpfile}") - . - quit - __EOF__ - - rm -f "${tmpfile}" -} - -provide send_mail - -# send_mail.bash ends here |