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|
#!/usr/bin/env bash
# A Script that automates pasting to a number of pastebin services
# relying only on bash, sed, coreutils (mktemp/sort/tr/wc/whoami/tee) and wget
# Copyright (c) 2007 Bo Ørsted Andresen <bo.andresen@zlin.dk>
# Distributed as-is. With no warranties.
VERSION="2.11"
# don't inherit LANGUAGE from the env
unset LANGUAGE
# escape and new line characters
E=$'\e'
N=$'\n'
### services
SERVICES="ca rafb osl"
# ca
ENGINE_ca=ca
URL_ca="http://pastebin.ca/"
SIZE_ca="1024000 1%MB"
# rafb
ENGINE_rafb=rafb
URL_rafb="http://rafb.net/paste/ paste.php"
SIZE_rafb="800000 800%kB"
LINES_rafb=10000
TOOFAST_rafb="http://rafb.net/p/toofast.html You must wait at least 10 seconds between each paste! Try again in 10 seconds."
TOOBIG_rafb="http://rafb.net/p/toobig.html The paste is too big. Try another service or paste smaller chunks of data."
EXPIRATION_INFO_rafb="Pastes on rafb: http://rafb.net/paste/ expire after 24 hours.$N"
# osl
ENGINE_osl=osl
URL_osl="http://pastebin.osuosl.org/ pastebin.php"
# tinyurl
ENGINE_tinyurl=tinyurl
URL_tinyurl="http://tinyurl.com/ create.php"
### engines
# ca
LANGUAGES_ca="Plain%Text Asterisk%Configuration C C++ PHP Perl Java VB C# Ruby Python Pascal \
mIRC PL/I XML SQL Scheme ActionScript Ada Apache%Configuration Assembly%(NASM) ASP Bash CSS \
Delphi HTML%4.0%Strict JavaScript LISP Lua Microprocessor%ASM Objective%C VB.NET"
LANGUAGE_COUNT_ca=0
EXPIRATIONS_ca="Never 5%minutes 10%minutes 15%minutes 30%minutes 45%minutes 1%hour 2%hours \
4%hours 8%hours 12%hours 1%day 2%days 3%days 1%week 2%weeks 3%weeks 1%month 2%months \
3%months 4%months 5%months 6%months 1%year"
POST_ca="s=Submit+Post name description type expiry % content"
REGEX_URL_ca='s|^.*content="[0-9]*;\(http://[^/]*/[0-9]*\)".*$|\1|p'
REGEX_RAW_ca='s|^\(http://[^/]*/\)\([0-9]*\)$|\1raw/\2|'
# rafb
LANGUAGES_rafb="C C89 C99 C++ C# Java Pascal Perl PHP PL/I Python Ruby SQL VB Plain%Text"
POST_rafb="% nick desc lang % cvt_tabs text"
REGEX_RAW_rafb='s|html\?$|txt|'
# osl
LANGUAGES_osl="Plain%Text ActionScript Ada Apache%Log%File AppleScript Assembly%(NASM) \
ASP Bash C C%for%Macs CAD%DCL CAD%Lisp C++ C# ColdFusion CSS D Delphi Diff DOS Eiffel Fortran \
FreeBasic Game%Maker HTML%4.0%Strict INI%file Java Javascript Lisp Lua MatLab Microprocessor%ASM \
MySQL NullSoft%Installer Objective%C OCaml Openoffice.org%BASIC Oracle%8 Pascal Perl PHP Python \
QBasic Robots.txt Ruby Scheme Smarty SQL TCL VB VB.NET VisualFoxPro XML"
LANGUAGE_VALUES_osl="text actionscript ada apache applescript asm asp bash c c_mac caddcl \
cadlisp cpp csharp cfm css d delphi diff dos eiffel fortran freebasic gml html4strict ini java \
javascript lisp lua matlab mpasm mysql nsis objc ocaml oobas oracle8 pascal perl php python \
qbasic robots ruby scheme smarty sql tcl vb vbnet visualfoxpro xml"
EXPIRATIONS_osl="Never 1%day 1%month"
EXPIRATION_VALUES_osl="f d m"
POST_osl="paste=Send poster % format expiry % code2"
REGEX_RAW_osl='s|^\(http://[^/]*/\)\([0-9]*\)$|\1pastebin.php?dl=\2|'
# tinyurl
POST_tinyurl="submit=Make+TinyURL! % % % % % url"
REGEX_URL_tinyurl='s|^<input type=hidden name=tinyurl value="\?\([^"]*\)"\?>$|\1|p'
### errors
die() {
echo "$@" >&2
exit 1
}
requiredarg() {
[[ -z $2 ]] && die "$0: option $1 requires an argument"
((args++))
}
notreadable() {
die "The input source: \"$1\" is not readable. Please specify a readable input source."
}
noxclip() {
cat <<EOF >&2
Could not find xclip on your system. In order to use --x$1 you must
either emerge x11-misc/xclip or define x_$1() globally in /etc/wgetpaste
or per user in ~/.wgetpaste to use another program (such as e.g. xcut or
klipper) to $2 your clipboard.
EOF
exit 1
}
### conversions
# escape % (used for escaping), & (used as separator in POST data), + (used as space in POST data) and space
escape() {
sed -e 's|%|%25|g' -e 's|&|%26|g' -e 's|+|%2b|g' -e 's| |+|g' <<< "$*" || die "sed failed"
}
# if possible convert URL to raw
converttoraw() {
local regex
regex=REGEX_RAW_$ENGINE
if [[ -n ${!regex} ]]; then
RAWURL=$(sed -e "${!regex}" <<< "$URL")
[[ -n $RAWURL ]] && return 0
echo "Convertion to raw url failed." >&2
else
echo "Raw download of pastes is not supported by $(getrecipient)." >&2
fi
return 1
}
### verification
verifyservice() {
for s in $SERVICES; do
[[ $s == $* ]] && return 0
done
echo "\"$*\" is not a supported service.$N" >&2
showservices >&2
exit 1
}
verifylanguage() {
local i j l lang count v values
lang=LANGUAGES_$ENGINE
count=LANGUAGE_COUNT_$ENGINE
values=LANGUAGE_VALUES_$ENGINE
if [[ -n ${!lang} ]]; then
((i=0))
for l in ${!lang}; do
if [[ $LANGUAGE == ${l//\%/ } ]]; then
if [[ -n ${!count} ]]; then
((LANGUAGE=i+1))
elif [[ -n ${!values} ]]; then
((j=0))
for v in ${!values}; do
[[ i -eq j ]] && LANGUAGE=${v//\%/ } && break
((j++))
done
fi
return 0
fi
((i++))
done
else
[[ $LANGUAGESET = 0 ]] || return 0
fi
echo "\"$LANGUAGE\" is not a supported language for $(getrecipient).$N" >&2
showlanguages >&2
exit 1
}
verifyexpiration() {
local i j e expiration count v values
expiration=EXPIRATIONS_$ENGINE
count=EXPIRATION_COUNT_$ENGINE
values=EXPIRATION_VALUES_$ENGINE
if [[ -n ${!expiration} ]]; then
((i=0))
for e in ${!expiration}; do
if [[ ${EXPIRATION} == ${e//\%/ } ]]; then
if [[ -n ${!count} ]]; then
((EXPIRATION=i+1))
elif [[ -n {!values} ]]; then
((j=0))
for v in ${!values}; do
[[ i -eq j ]] && EXPIRATION=${v//\%/ } && break
((j++))
done
fi
return 0
fi
((i++))
done
else
[[ $EXPIRATIONSET = 0 ]] || return 0
fi
echo "\"$EXPIRATION\" is not a supported expiration option for $(getrecipient).$N" >&2
showexpirations >&2
exit 1
}
# verify that the pastebin service did not return a known error url. otherwise print a helpful error message
verifyurl() {
dieifknown() {
[[ -n ${!1%% *} && ${!1%% *} == $URL ]] && die "${!1#* }"
}
local t
for t in ${!TOO*}; do
[[ $t == TOO*_$SERVICE ]] && dieifknown "$t"
done
}
# print a warning if failure is predictable due to the mere size of the paste. note that this is only a warning
# printed. it does not abort.
warnings() {
warn() {
if [[ -n $2 && $1 -gt $2 ]]; then
echo "Pasting > ${3//\%/ } often tend to fail with $SERVICE. Use --verbose or --debug to see the"
echo "error output from wget if it fails. Alternatively use another pastebin service."
fi
}
local size lines
size=SIZE_$SERVICE
warn "$SIZE" "${!size% *}" "${!size#* }"
lines=LINES_$SERVICE
warn "$LINES" "${!lines}" "${!lines} lines"
}
### input
getfilenames() {
for f in "$@"; do
[[ -f $f ]] || die "$0: $f No such file found."
SOURCE="files"
FILES[${#FILES[*]}]="$f"
done
}
x_cut() {
if [[ -x $(type -P xclip) ]]; then
xclip -o || die "xclip failed."
else
noxclip cut "read from"
fi
}
### output
usage() {
cat <<EOF
Usage: $0 [options] [file[s]]
Options:
-l, --language LANG set language (defaults to "$DEFAULT_LANGUAGE")
-d, --description DESCRIPTION set description (defaults to "stdin" or filename)
-n, --nick NICK set nick (defaults to your username))
-s, --service SERVICE set service to use (defaults to "$DEFAULT_SERVICE")
-e, --expiration EXPIRATION set when it should expire (defaults to "$DEFAULT_EXPIRATION")
-S, --list-services list supported pastebin services
-L, --list-languages list languages supported by the specified service
-E, --list-expiration list expiration setting supported by the specified service
-u, --tinyurl URL convert input url to tinyurl
-c, --command COMMAND paste COMMAND and the output of COMMAND
-i, --info append the output of \`$INFO_COMMAND\`
-I, --info-only paste the output of \`$INFO_COMMAND\` only
-x, --xcut read input from clipboard (requires x11-misc/xclip)
-X, --xpaste write resulting url to clipboard (requires x11-misc/xclip)
-r, --raw show url for the raw paste (no syntax highlighting or html)
-t, --tee use tee to show what is being pasted
-v, --verbose show wget stderr output if no url is received
--debug be *very* verbose (implies -v)
-h, --help show this help
-g, --ignore-configs ignore /etc/wgetpaste, ~/.wgetpaste etc.
--version show version information
Defaults (DEFAULT_{NICK,SERVICE,LANGUAGE,EXPIRATION}[_\${SERVICE}]) can be overridden
globally in /etc/wgetpaste or /etc/wgetpaste.d/*.bash or per user in any of ~/.wgetpaste
or ~/.wgetpaste.d/*.bash.
EOF
}
showservices() {
echo "Services supported: (case sensitive):"
local max s IND INDV engine url d
max=0
for s in $SERVICES; do
[[ ${#s} -gt $max ]] && max=${#s}
done
((IND=6+max))
if [[ $VERBOSE ]]; then
max=0
for s in $SERVICES; do
s=URL_$s
s=${!s% *}
[[ ${#s} -gt $max ]] && max=${#s}
done
((INDV=3+max+IND))
fi
for s in $SERVICES; do
[[ $s = $DEFAULT_SERVICE ]] && d="*" || d=" "
[[ $VERBOSE ]] && engine=ENGINE_$s && engine="$E[${INDV}G- ${!engine}"
url=URL_$s
url=${!url% *}
echo " $d$s $E[${IND}G- $url$engine"
done | sort
}
showlanguages() {
echo "Languages supported by $(getrecipient) (case sensitive):"
local l lang d
lang=LANGUAGES_$ENGINE
[[ -z ${!lang} ]] && echo "$N\"$ENGINE\" has no support for setting language." >&2
for l in ${!lang}; do
[[ ${l//\%/ } = $DEFAULT_LANGUAGE ]] && d="*" || d=" "
echo " $d${l//\%/ }"
done | sort
}
showexpirations() {
echo "Expiration options supported by $(getrecipient) (case sensitive):"
local e expiration info d
expiration=EXPIRATIONS_$ENGINE
info=EXPIRATION_INFO_$SERVICE
[[ -z ${!expiration} ]] && echo "$N${!info}\"$ENGINE\" has no support for setting expiration." >&2
for e in ${!expiration}; do
[[ ${e//\%/ } = $DEFAULT_EXPIRATION ]] && d="*" || d=" "
echo " $d${e//\%/ }"
done
}
showurl() {
echo "Your ${2}paste can be seen here: $1"
[[ $XPASTE ]] && x_paste "$1"
}
x_paste() {
if [[ -x $(type -P xclip) ]]; then
xclip -loops 10 &>/dev/null <<< "$*" || die "xclip failed."
else
noxclip paste "write to"
fi
}
### Posting helper functions
# get the url to post to
getrecipient() {
local urls target serv
for s in $SERVICES tinyurl; do
if [[ $s == $SERVICE ]]; then
urls=URL_$SERVICE
if [[ RAW == $1 ]]; then
[[ ${!urls} = ${!urls#* } ]] || target=${!urls#* }
else
serv="$SERVICE: "
fi
echo "${serv}${!urls% *}${target}"
return 0
fi
done
die "Failed to get url for \"$SERVICE\"."
}
# generate POST data
postdata() {
local post nr extra f
post=POST_$ENGINE
nr=${!post//[^ ]}
[[ 6 = ${#nr} ]] || die "\"${SERVICE}\" is not supported by ${FUNCNAME}()."
extra=${!post%% *}
[[ '%' = $extra ]] || echo -n "$extra&"
e() {
post="$1"
shift
while [[ -n $1 ]]; do
f=${post%% *}
[[ '%' != $f ]] && echo -n "$f=${!1}" && [[ $# -gt 1 ]] && echo -n "&"
shift
post=${post#$f }
done
}
e "${!post#$extra }" NICK DESCRIPTION LANGUAGE EXPIRATION CVT_TABS INPUT
}
# get url from response from server
geturl() {
local regex
regex=REGEX_URL_$ENGINE
if [[ -n ${!regex} ]]; then
[[ needstdout = $1 ]] && return 0
sed -n -e "${!regex}" <<< "$*"
else
[[ needstdout = $1 ]] && return 1
sed -n -e 's|^.*Location: \(http://[^ ]*\).*$|\1|p' <<< "$*"
fi
}
### read cli options
# separate groups of short options. replace --foo=bar with --foo bar
while [[ -n $1 ]]; do
case "$1" in
-- )
for arg in "$@"; do
ARGS[${#ARGS[*]}]="$arg"
done
break
;;
--debug )
set -x
DEBUG=0
;;
--*=* )
ARGS[${#ARGS[*]}]="${1%%=*}"
ARGS[${#ARGS[*]}]="${1#*=}"
;;
--* )
ARGS[${#ARGS[*]}]="$1"
;;
-* )
for shortarg in $(sed -e 's|.| -&|g' <<< "${1#-}"); do
ARGS[${#ARGS[*]}]="$shortarg"
done
;;
* )
ARGS[${#ARGS[*]}]="$1"
esac
shift
done
# set the separated options as input options.
set -- "${ARGS[@]}"
while [[ -n $1 ]]; do
((args=1))
case "$1" in
-- )
shift && getfilenames "$@" && break
;;
-c | --command )
requiredarg "$@"
SOURCE="command"
COMMANDS[${#COMMANDS[*]}]="$2"
;;
-d | --description )
requiredarg "$@"
DESCRIPTION="$2"
;;
-e | --expiration )
requiredarg "$@"
EXPIRATIONSET=0
EXPIRATION="$2"
;;
-E | --list-expiration )
LISTEXPIRATION=0
;;
-h | --help )
USAGE=0
;;
-g | --ignore-configs )
IGNORECONFIGS=0
;;
-i | --info )
INFO=0
;;
-I | --info-only )
SOURCE=info
;;
-l | --language )
requiredarg "$@"
LANGUAGESET=0
LANGUAGE="$2"
;;
-L | --list-languages )
LISTLANGUAGES=0
;;
-n | --nick )
requiredarg "$@"
NICK=$(escape "$2")
;;
-r | --raw )
RAW=0
;;
-s | --service )
requiredarg "$@"
SERVICESET="$2"
;;
-S | --list-services )
SHOWSERVICES=0
;;
-t | --tee )
TEE=0
;;
-u | --tinyurl )
SERVICE=tinyurl
;;
-v | --verbose )
VERBOSE=0
;;
--version )
echo "$0, version $VERSION" && exit 0
;;
-x | --xcut )
SOURCE=xcut
;;
-X | --xpaste )
XPASTE=0
;;
-* )
die "$0: unrecognized option \`$1'"
;;
*)
getfilenames "$1"
;;
esac
shift $args
done
### defaults
[[ $IGNORECONFIGS ]] || for f in {/etc/,~/.}wgetpaste{.d/*.bash,}; do
if [[ -f $f ]]; then
. "$f" || die "Failed to source $f"
fi
done
[[ $SERVICESET ]] && verifyservice "$SERVICESET" && SERVICE=$(escape "$SERVICESET")
DEFAULT_NICK=${DEFAULT_NICK:-$(whoami)} || die "whoami failed"
DEFAULT_SERVICE=${DEFAULT_SERVICE:-rafb}
DEFAULT_LANGUAGE=${DEFAULT_LANGUAGE:-Plain Text}
DEFAULT_EXPIRATION=${DEFAULT_EXPIRATION:-1 month}
SERVICE=${SERVICE:-${DEFAULT_SERVICE}}
ENGINE=ENGINE_$SERVICE
ENGINE="${!ENGINE}"
default="DEFAULT_NICK_$SERVICE" && [[ -n ${!default} ]] && DEFAULT_NICK=${!default}
default="DEFAULT_LANGUAGE_$SERVICE" && [[ -n ${!default} ]] && DEFAULT_LANGUAGE=${!default}
default="DEFAULT_EXPIRATION_$SERVICE" && [[ -n ${!default} ]] && DEFAULT_EXPIRATION=${!default}
NICK=${NICK:-$(escape "${DEFAULT_NICK}")}
[[ -z $SOURCE ]] && SOURCE="stdin" && FILES[${#FILES[*]}]="/dev/stdin"
CVT_TABS=No
INFO_COMMAND=${INFO_COMMAND:-"emerge --info"}
INFO_ARGS=${INFO_ARGS:-"--ignore-default-opts"}
### everything below this should be independent of which service is being used...
# show listings if requested
[[ $USAGE ]] && usage && exit 0
[[ $SHOWSERVICES ]] && showservices && exit 0
[[ $LISTLANGUAGES ]] && showlanguages && exit 0
[[ $LISTEXPIRATION ]] && showexpirations && exit 0
# language and expiration need to be verified before they are escaped but after service and defaults
# have been selected
LANGUAGE=${LANGUAGE:-${DEFAULT_LANGUAGE}}
verifylanguage
LANGUAGE=$(escape "$LANGUAGE")
EXPIRATION=${EXPIRATION:-${DEFAULT_EXPIRATION}}
verifyexpiration
EXPIRATION=$(escape "$EXPIRATION")
# set prompt
if [[ 0 -eq $UID ]]; then
PS1="#"
else
PS1=$
fi
# set default description
if [[ -z $DESCRIPTION ]]; then
case "$SOURCE" in
info )
DESCRIPTION="$PS1 $INFO_COMMAND;"
;;
command )
DESCRIPTION="$PS1"
for c in "${COMMANDS[@]}"; do
DESCRIPTION="$DESCRIPTION $c;"
done
;;
files )
DESCRIPTION="${FILES[@]}"
;;
* )
DESCRIPTION="$SOURCE"
;;
esac
fi
# create tmpfile for use with tee
if [[ $TEE ]]; then
TMPF=$(mktemp /tmp/wgetpaste.XXXXXX)
[[ -f $TMPF ]] || die "Could not create a temporary file for use with tee."
fi
# read input
case "$SOURCE" in
command )
for c in "${COMMANDS[@]}"; do
if [[ $TEE ]]; then
echo "$PS1 $c$N$(bash -c "$c" 2>&1)$N" | tee -a "$TMPF"
else
INPUT="$INPUT$PS1 $c$N$(bash -c "$c" 2>&1)$N$N"
fi
done
;;
info )
if [[ $TEE ]]; then
echo "$PS1 $INFO_COMMAND$N$($INFO_COMMAND $INFO_ARGS 2>&1)" | tee "$TMPF"
else
INPUT="$PS1 $INFO_COMMAND$N$($INFO_COMMAND $INFO_ARGS 2>&1)"
fi
;;
xcut )
if [[ $TEE ]]; then
x_cut | tee "$TMPF"
else
INPUT="$(x_cut)"
fi
;;
files | stdin )
if [[ ${#FILES[@]} -gt 1 ]]; then
for f in "${FILES[@]}"; do
[[ -r $f ]] || notreadable "$f"
if [[ $TEE ]]; then
echo "$PS1 cat $f$N$(<"$f")$N" | tee -a "$TMPF"
else
INPUT="$INPUT$PS1 cat $f$N$(<"$f")$N$N"
fi
done
else
[[ -r $FILES ]] || notreadable "$FILES"
if [[ $TEE ]]; then
tee "$TMPF" < "$FILES"
else
INPUT=$(<"$FILES")
fi
fi
;;
esac
NOINPUT="No input read. Nothing to paste. Aborting."
if [[ $TEE ]]; then
[[ 0 -eq $(wc -c < "$TMPF") ]] && die "$NOINPUT"
else
[[ -z $INPUT ]] && die "$NOINPUT"
fi
# append info if needed
if [[ $INFO ]]; then
DESCRIPTION="$DESCRIPTION $PS1 $INFO_COMMAND;"
if [[ $TEE ]]; then
echo "$N$PS1 $INFO_COMMAND$N$($INFO_COMMAND $INFO_ARGS 2>&1)" | tee -a "$TMPF"
else
INPUT="$INPUT$N$PS1 $INFO_COMMAND$N$($INFO_COMMAND $INFO_ARGS 2>&1)"
fi
fi
# now that tee has done its job read data into INPUT
[[ $TEE ]] && INPUT=$(<"$TMPF") && echo
# escape DESCRIPTION and INPUT
DESCRIPTION=$(escape "$DESCRIPTION")
INPUT=$(escape "$INPUT")
# print friendly warnings if max sizes have been specified for the pastebin service and the size exceeds that
SIZE=$(wc -c <<< "$INPUT")
LINES=$(wc -l <<< "$INPUT")
warnings >&2
# create temp file (wget is much more reliable reading large input via --post-file rather than --post-data)
[[ -f $TMPF ]] || TMPF=$(mktemp /tmp/wgetpaste.XXXXXX)
if [[ -f $TMPF ]]; then
postdata > "$TMPF" || die "Failed to write to temporary file: \"$TMPF\"."
WGETARGS="--post-file=$TMPF"
else
# fall back to using --post-data if the temporary file could not be created
# TABs and new lines need to be escaped for wget to interpret it as one string
WGETARGS="--post-data=$(postdata | sed -e 's|$|%0a|g' -e 's|\t|%09|g' | tr -d '\n')"
fi
# set recipient
RECIPIENT=$(getrecipient RAW)
# paste it
WGETARGS="--tries=5 --timeout=60 $WGETARGS"
if geturl needstdout || [[ $DEBUG || ! -w /dev/null ]]; then
OUTPUT=$(LC_ALL=C wget -O - $WGETARGS $RECIPIENT 2>&1)
else
OUTPUT=$(LC_ALL=C wget -O /dev/null $WGETARGS $RECIPIENT 2>&1)
fi
# clean temporary file if it was created
if [[ -f $TMPF ]]; then
if [[ $DEBUG ]]; then
echo "Left temporary file: \"$TMPF\" alone for debugging purposes."
else
rm "$TMPF" || echo "Failed to remove temporary file: \"$TMPF\"." >&2
fi
fi
# get the url
URL=$(geturl "$OUTPUT")
# verify that the pastebin service did not return a known error url such as toofast.html from rafb
verifyurl
# handle the case when there was no location returned
if [[ -z $URL ]]; then
if [[ $DEBUG || $VERBOSE ]]; then
die "Apparently nothing was received. Perhaps the connection failed.$N$OUTPUT"
else
echo "Apparently nothing was received. Perhaps the connection failed. Enable --verbose or" >&2
die "--debug to get the output from wget that can help diagnose it correctly."
fi
fi
# converttoraw() sets RAWURL upon success.
if [[ $RAW ]] && converttoraw; then
showurl "$RAWURL" "raw "
else
showurl "$URL"
fi
exit 0
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