#!/bin/bash
-# Copyright (C) 2009 Andy Spencer
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-
-# Remove url codings form stdin
+# Copyright (C) 2009-2013 Andy Spencer
+#
+# This program is free software: you can redistribute it and/or modify it under
+# the terms of the GNU Affero General Public License as published by the Free
+# Software Foundation, either version 3 of the License, or (at your option) any
+# later version.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
+# details.
+
+# Remove url codings from stdin
function get_modeline {
- modeline=$(
- echo "$QUERY_STRING" |
- sed -e 's/%\([0-9A-F][0-9A-F]\)/\\\\\x\1/g; s/[,&]/ /g' |
- xargs echo -e
- )
- echo "vim: $modeline"
+ echo "$QUERY_STRING" |
+ sed -e 's/%\([0-9A-F][0-9A-F]\)/\\\\\x\1/g' \
+ -e 's/[^a-zA-Z0-9.:=_\-]/ /g' |
+ xargs echo -e
+}
+function get_param {
+ get_modeline | awk -v "key=$1" 'BEGIN{RS=" "; FS="="}; $1 ~ key {print $2}'
}
# Extract an uploaded file from standard input
-# $1 is the boundary delimiter for the file
+# $1 is the name of the input to extract
function cut_file {
- awk "
- /--$1/ {st=1};
- st==2 {print \$0};
- /$1--/ {st=0};
- /^\\r$/ && st==1 {st=2};
- " | head -c -2
- # Remove trailing ^M's that come with CGI
+ bnd="${CONTENT_TYPE/*boundary\=/}"
+ awk -v "want=$1" -v "bnd=$bnd" '
+ BEGIN { RS="\r\n" }
+
+ # reset based on boundaries
+ $0 == "--"bnd"" { st=1; next; }
+ $0 == "--"bnd"--" { st=0; next; }
+ $0 == "--"bnd"--\r" { st=0; next; }
+
+ # search for wanted file
+ st == 1 && $0 ~ "^Content-Disposition:.* name=\""want"\"" { st=2; next; }
+ st == 1 && $0 == "" { st=9; next; }
+
+ # wait for newline, then start printing
+ st == 2 && $0 == "" { st=3; next; }
+ st == 3 { print $0 }
+ ' | head -c $((128*1024)) # Limit size to 128K
}
-# Print out a generic header
-function header {
- echo "Content-Type: $1; charset=UTF-8"
+# Respond to a request
+function respond {
+ local allow ctype heads files texts gzip h f
+ while [ "$1" ]; do
+ case $1 in
+ -y) allow="true"; ;;
+ -c) ctype="$2"; shift ;;
+ -h) heads=("${heads[@]}" "$2"); shift ;;
+ -f) files=("${files[@]}" "$2"); shift ;;
+ *) texts=("${texts[@]}" "$1"); ;;
+ esac
+ shift
+ done
+
+ # Check if the browser supports gzip
+ if [[ "$HTTP_ACCEPT_ENCODING" == *'gzip'* ]]; then
+ gzip=true
+ fi
+
+ # Output header
+ if [ "$ctype" ]; then
+ echo "Content-Type: $ctype; charset=UTF-8"
+ else
+ echo "Content-Type: text/plain; charset=UTF-8"
+ fi
+ if [ "$gzip" ]; then
+ echo "Content-Encoding: gzip"
+ fi
+ if [ "$allow" ]; then
+ echo "Access-Control-Allow-Origin: *"
+ echo "Access-Control-Allow-Headers: Content-Type"
+ fi
+ for h in "${heads[@]}"; do
+ echo "$h"
+ done
echo
+
+ # Output text messages
+ if [ "$texts" ]; then
+ if [ "$gzip" ]; then
+ echo "${texts[@]}" | gzip
+ else
+ echo "${texts[@]}"
+ fi
+ exit
+ fi
+
+ # Output body files
+ if [ "$files" ]; then
+ for f in "${files[@]}"; do
+ if [[ "$gzip" && "$f" != *'.gz' ]]; then
+ gzip < "$f"
+ elif [[ ! "$gzip" && "$f" == *'.gz' ]]; then
+ zcat < "$f"
+ else
+ cat "$f"
+ fi
+ done
+ exit
+ fi
+
+ # Gzip remaining stream
+ if [ "$gzip" ]; then
+ exec 1> >(gzip)
+ fi
}
-# Format a file for viewing
+# Format and output a file
+function format {
+ # Create a temp file with the provided modeline
+ tmp="$(mktemp)"
+ sed -e "1ivim: $(get_modeline)" \
+ -e "\$avim: $(get_modeline)" "$1" > "$tmp"
+
+ # Determine cache name
+ md5="$(cat index.cgi vimrc "$tmp" /usr/bin/ex | md5sum -b)"
+ out="cache/${md5% *}.htm"
+ zip="$out.gz"
+
+ # Cache the file, if needed
+ if [ ! -f "$zip" ]; then
+ # - I have some plugins in ~/.vim
+ # - Run ex in pty to trick it into thinking that it
+ # has a real terminal, note that we also have to set
+ # term=xterm-256color in vimrc
+ HOME=/home/andy \
+ /home/vpaste/bin/pty \
+ /usr/bin/ex -nXZ -i NONE -u vimrc \
+ '+sil! set fde= fdt= fex= inde= inex= key= pa= pexpr=' \
+ '+sil! set iconstring= ruf= stl= tal=' \
+ "+sil! set titlestring=$1\ -\ vpaste.net" \
+ '+sil! set noml' \
+ '+sil! 1d|$d|'$2 \
+ '+sil! %s/\r//g' \
+ '+sil! TOhtml' \
+ "+sav! $out" \
+ '+qall!' \
+ "$tmp" >/dev/null 2>&1
+ gzip "$out"
+ fi
+ rm "$tmp"
+
+ # Output the file
+ respond -y -c "text/html" -f "$zip"
+}
+
+# List previous pastes
+function do_cmd {
+ respond
+ case "$1" in
+ ls)
+ ls -t db | column
+ ;;
+ head)
+ awk -v 'rows=4' -v 'cols=60' '
+ FNR==1 { gsub(/.*\//, "", FILENAME);
+ print FILENAME
+ print "-----" }
+ FNR==1,/^$/ { next }
+ /\S/ { i++; printf "%."cols"s\n", $0 }
+ i>=rows { nextfile }
+ ENDFILE { i=0; print "" }
+ ' $(ls -t db/*)
+ ;;
+ stat)
+ ls -l --time-style='+%Y %m' db |
+ awk -v 'hdr=Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec' '
+ BEGIN { printf "%64s\n", hdr }
+ NR>1 { cnt[$6+0][$7+0]++ }
+ END { for (y in cnt) {
+ printf "%4d", y
+ for (m=1; m<=12; m++)
+ printf "%5s", cnt[y][m]
+ printf "\n" } }'
+ ;;
+ esac
+}
+
+# Format a file for viewing
function do_print {
- if [ -f "$1" ]; then
+ if [ -f "./$1" ]; then
input="$1"
elif [ -f "db/$1" ]; then
input="db/$1"
- trim='1d' # sed command to remove cruft
+ trim='1,/^$/d' # sed command to remove cruft
else
- echo "Status: 404 Not Found"
- header text/plain
- echo "File '$1' not found"
- return
+ respond -h 'Status: 404 Not Found' \
+ "File '$1' not found"
fi
+ # Check for javascript
+ if [[ "$input" == 'embed.js' &&
+ "$HTTP_ACCEPT" != *'html'* ]]; then
+ respond -c text/javascript -f "$input"
+ fi
- if [[ "$REQUEST_URI" == *'?'* ]]; then
- # Create a temp file with the provided modeline
- output="$(mktemp)"
- tmp="$(mktemp)"
- sed "1a$(get_modeline)" "$input" > "$tmp"
-
- # - I have some plugins in ~/.vim
- # - Run ex in screen to trick it into thinking that it
- # has a real terminal, not that we also have to set
- # term=xterm-256color in vimrc
- HOME=/home/andy \
- screen -D -m ex -u vimrc \
- '+2d|'$trim \
- '+%s/\r//g' \
- '+TOhtml' \
- "+sav! $output" \
- '+qall!' \
- "$tmp"
-
- header text/html
- cat "$output"
- rm "$tmp" "$output"
- else
- header text/plain
+ # Check for raw paste
+ if [[ "$QUERY_STRING" == 'raw'* ||
+ "$REQUEST_URI" != *'?'* &&
+ ( "$input" != 'db/'* ||
+ "$HTTP_ACCEPT" != *'html'* ) ]]; then
+ respond
sed "$trim" "$input"
+ exit
fi
+
+ # Output the file
+ format "$input" "$trim"
}
+# Format a file for viewing
+function do_view {
+ format -
+}
# Upload handler
function do_upload {
+ body=$(cat -)
+ spam=$(echo -n "$body" | cut_file "ignoreme")
+ text=$(echo -n "$body" | cut_file "(text|x)")
+ bans=$(echo -n "$REMOTE_ADDR" | grep -f blacklist)
+
+ [ ! -z "$spam" ] && respond -h "Status: 403 Forbidden" "Spam check.."
+ [ ! -z "$bans" ] && respond -h "Status: 403 Forbidden" "You have been banned"
+ [ -z "$text" ] && respond "No text pasted"
+
+ # Format and save message
output="$(mktemp db/XXXXX)"
- uri="$SCRIPT_URI$(basename "$output")${QUERY_STRING:+"?"}"
- (get_modeline; cut_file "$1") > "$output"
- echo "Status: 302 Found"
- echo "Location: $uri"
- header text/plain
- echo "$uri"
+ cat >"$output" <<-EOF
+ vim: $(get_modeline)
+ Date: $(date -R)
+ From: $REMOTE_ADDR
+ User-Agent: $HTTP_USER_AGENT
+
+ $text
+ EOF
+
+ # Redirect user
+ uri="$url$(basename "$output")"
+ respond -h 'Status: 302 Found' \
+ -h "Location: $uri" \
+ "$uri"
}
# Default index page
function do_help {
-filetypes=$(
- ls /usr/share/vim/vim{72,files}/syntax/ /home/andy/.vim/after/syntax/ |
- sed -n 's/.vim$//p' | sort | uniq
-)
-uploads=$(ls -t db | head -n 5 | sed "s!^!$SCRIPT_URI!")
-
-header text/html
-cat - <<EOF
-<html>
- <head>
- <style>
- * { margin:0; padding:0; }
- body { margin:1em; }
- h4 { margin:1em 0 0 0; }
- p,ul,dl,dd,pre,blockquote { margin:0 0 0 2em; }
- dt { font-weight:bold; padding:0.5em 0 0 0; }
- blockquote { width:50em; font-size:small; }
- </style>
- </head>
- <body>
- <form id="form" method="post" action="?" enctype="multipart/form-data">
- <textarea name="text" style="width:100%; height:20em;"></textarea>
- <br>
- <select onchange="document.getElementById('form').action =
- document.location + '?ft=' + this.value;">
- <option value="" selected="selected" disabled="disabled">Filetype</option>
- <option value="">None</option>
- $(for ft in $filetypes; do
- echo "<option>$ft</option>"
- done)
- </select>
- <input type="submit" value="Paste">
- </form>
- <br>
-
- <h4>NAME</h4>
- <p>vpaste: Vim enabled pastebin</p>
-
- <h4>SYNOPSIS</h4>
- <pre> vpaste file [option=value,..]</pre>
- <pre> <command> | vpaste [option=value,..]</pre>
- <br>
- <pre> <command> | curl -F 'x=<-' $SCRIPT_URI[?option=value,..]</pre>
- <br>
- <pre>:map vp :exec "w !vpaste ft=".&ft<CR></pre>
- <pre>:vmap vp <ESC>:exec "'<,'>w !vpaste ft=".&ft<CR></pre>
-
- <h4>DESCRIPTION</h4>
- <p>Add <b>?[option[=value],..]</b> to make your text a rainbow.</p>
- <p>Options specified when uploading are used as defaults.</p>
-
- <h4>OPTIONS</h4>
- <dl>
- <dt>ft, filetype={filetype}</dt>
- <dd>A filetype to use for highlighting, see above menu for supported types</dd>
- <dt>bg, background={light|dark}</dt>
- <dd>Background color to use for the page</dd>
- <dt>et, expandtab</dt>
- <dd>Expand tabs to spaces</dd>
- <dt>ts, tabstop=[N]</dt>
- <dd>Number of spaces to use for tabs when <b>et</b> is set</dd>
- <dt>...</dt>
- <dd>See :help modeline for more information</dd>
- </dl>
-
- <h4>SOURCE</h4>
- <ul>
- <li><a href="vpaste?ft=sh">vpaste</a>
- <li><a href="index.cgi?ft=sh">index.cgi</a>
- <a href="vimrc?ft=vim">vimrc</a>
- <a href="htaccess?ft=apache">htaccess</a>
- <li><a href="2html-et.patch?ft=diff">2html-et.patch</a>
- </ul>
-
- <h4>LATEST UPLOADS</h4>
- <ul>$(for uri in ${uploads[@]}; do
- echo "<li><a href='$uri'>$uri</a>"
- done)</ul>
- </body>
-</html>
-EOF
+ filetypes=$(
+ ls /usr/share/vim/vim*/syntax/ /home/andy/.vim/syntax/ |
+ sed -n '/^\(syntax\|manual\|synload\|2html\|colortest\|hitest\).vim$/d; s/.vim$//p' |
+ sort | uniq
+ )
+ uploads=$(ls -t db 2>/dev/null | head -n 5)
+ filetype=$(get_param '^(ft|filet(y(pe?)?)?)$')
+ vpaste='<a href="vpaste?ft=sh">vpaste</a>'
+ pileus='http://pileus.org/tools/vpaste'
+ gitweb='http://pileus.org/git/?p=vpaste'
+ mailman='http://pileus.org/mailman/listinfo/dev'
+ repo='git://pileus.org/vpaste'
+
+ respond -c text/html
+ cat <<-EOF
+ <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
+ "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
+ <html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
+ <head>
+ <title>vpaste.net - Vim based pastebin</title>
+ <meta http-equiv="Content-type" content="text/html;charset=UTF-8" />
+ <meta name="description" content="vpaste: Vim based pastebin" />
+ <meta name="keywords" content="vpaste,paste,pastebin,vim" />
+ <meta name="google-site-verification" content="OvHF73zD7osJ1VSq9rJxnMFlja36944ud6CiP_iXQnI" />
+ <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+ <style type="text/css">
+ * { margin: 0;
+ padding: 0; }
+ body { font-family: sans-serif; }
+ input { padding: 2px 6px 3px 6px; }
+ a { text-decoration: none; }
+ /* Items */
+ textarea { width: 100%; }
+ .box { display: none;
+ border-top: solid 1px #888; }
+ /* box contents */
+ h1 { margin-top: 1.0em;
+ font-size: larger; }
+ ul,dd,dl,p { margin: 0 0 0 2em; }
+ dt { font-weight: bold;
+ padding: 0.5em 0 0 0; }
+ .upload { font-family: monospace; }
+ .cmds dd { font-family: monospace; }
+ </style>
+ <style type="text/css" media="screen and (min-device-width:800px)">
+ body { margin: 4em 8em; }
+ textarea { margin-bottom: 0.5em; }
+ .buttons { float: left; }
+ .links { float: right; }
+ .links * { margin-left: 0.5em; }
+ .box { clear: both;
+ margin-top: 2.7em; }
+ </style>
+ <style type="text/css" media="screen and (max-device-width:800px)">
+ textarea, input, select, .links
+ { display: block;
+ width: 100%;
+ margin-bottom: 0.75em; }
+ body { margin: 1em; }
+ textarea { height: 17em; }
+ select { height: 2em; }
+ input { height: 3em; }
+ .links { text-align: center; }
+ .links a { margin: 0em 0.25em; }
+ #vpaste { font-size: large; }
+ .sep { display: block;
+ height: 0.5em;
+ visibility:hidden; }
+ </style>
+ <script type="text/javascript">
+ //<![CDATA[
+ function show(id) {
+ var boxes = document.getElementsByClassName('box')
+ for (var i = 0; i < boxes.length; i++) {
+ var box = boxes[i]
+ if (box.id == id && box.style.display != 'block')
+ box.style.display = 'block'
+ else
+ box.style.display = "none"
+ }
+ }
+ function autoshow() {
+ var id = document.location.toString().replace(/.*#/, '')
+ var box = document.getElementById(id)
+ if (box) box.style.display = "block"
+ }
+ //]]>
+ </script>
+ </head>
+
+ <body onload="autoshow()">
+ <form id="form" method="post" action="" enctype="multipart/form-data">
+ <div>
+ <input style="display:none" type="text" name="ignoreme" value="" />
+ <textarea name="text" cols="80" rows="25"></textarea>
+ </div>
+ <div class="buttons">
+ <select onchange="document.getElementById('form').action =
+ document.location + '?ft=' + this.value;">
+ <option value="" disabled="disabled">Filetype</option>
+ <option value="">None</option>
+ $(for ft in $filetypes; do
+ echo "<option$(
+ [ "$ft" = "$filetype" ] &&
+ echo ' selected="selected"'
+ )>$ft</option>"
+ done)
+ </select>
+ <input type="submit" value="Paste" />
+ </div>
+ <div class="links">
+ <a href="" id="vpaste">vpaste</a> <span class="sep">-</span>
+ <a href="#usage" onclick="show('usage' )">Usage</a>
+ <a href="#devel" onclick="show('devel' )">Development</a>
+ <a href="#uploads" onclick="show('uploads')">Uploads</a>
+ </div>
+ </form>
+
+ <div class="box" id="usage">
+ <h1>Pasting</h1>
+ <dl class="cmds">
+ <dt>From a shell</dt>
+ <dd> $vpaste file [option=value,..]</dd>
+ <dd> <command> | $vpaste [option=value,..]</dd>
+
+ <dt>From Vim</dt>
+ <dd> :map vp :exec "w !vpaste ft=".&ft<CR></dd>
+ <dd> :vmap vp <ESC>:exec "'<,'>w !vpaste ft=".&ft<CR></dd>
+
+ <dt>With curl</dt>
+ <dd> <command> | curl -F 'text=<-' $url[?option=value,..]</dd>
+ </dl>
+
+ <h1>Options</h1>
+ <p>Add <b>?option[=value],..</b> to make your text a rainbow.</p>
+ <p>Options specified when uploading are saved as defaults.</p>
+
+ <dl>
+ <dt>bg, background={light|dark}</dt>
+ <dd>Background color to use for the page</dd>
+ <dt>et, expandtab</dt>
+ <dd>Expand tabs to spaces</dd>
+ <dt>fdm, foldmethod=(syntax|indent)</dt>
+ <dd>Turn on dynamic code folding</dd>
+ <dt>ft, filetype={filetype}</dt>
+ <dd>A filetype to use for highlighting, see above menu for supported types</dd>
+ <dt>nu, number</dt>
+ <dd>Add line numbers</dd>
+ <dt>ts, tabstop=[N]</dt>
+ <dd>Number of spaces to use for tabs when <b>et</b> is set</dd>
+ <dt>...</dt>
+ <dd>See :help modeline for more information</dd>
+ </dl>
+ </div>
+
+ <div class="box" id="devel">
+ <h1>License</h1>
+ <p>Copyright © 2009-2013
+ Andy Spencer <andy753421@gmail.com></p>
+ <p>See individual files for licenses</p>
+
+ <h1>Source code</h1>
+ <dl>
+ <dt>Client</dt>
+ <dd><a href="vpaste?ft=sh">vpaste</a>
+ <a href="embed.js?ft=javascript">embed.js</a></dd>
+ <dt>Server</dt>
+ <dd><a href="index.cgi?ft=sh">index.cgi</a>
+ <a href="vimrc?ft=vim">vimrc</a>
+ <a href="htaccess?ft=apache">htaccess</a>
+ <a href="robots.txt?ft=robots">robots.txt</a>
+ <a href="sitemap.xml?ft=xml">sitemap.xml</a>
+ <a href="blacklist?raw">blacklist</a></dd>
+ <dt>Patches</dt>
+ <dd><a href="2html.patch?ft=diff">2html.patch</a></dd>
+ <dt>Development</dt>
+ <dd><a href="$pileus">homepage</a>
+ <a href="$gitweb">gitweb</a><br />
+ <code>git clone $repo</code></dd>
+ </dl>
+
+ <h1>Bugs</h1>
+ <ul>
+ <li>Using strange filetypes (ft=2html) may result in strange output.</li>
+ <li>Other issues can be sent to the pileus.org
+ <a href="$mailman">mailing list</a>.</li>
+ </ul>
+ </div>
+
+ <div class="box" id="uploads">
+ <h1>Recent Uploads</h1>
+ <ul>$(for upload in ${uploads[@]}; do
+ echo -n "<li>"
+ echo -n "<span class=\"upload\">$upload</span> "
+ echo -n "<a href='$upload?raw'>text</a> "
+ echo -n "<a href='$upload'>rainbow</a>"
+ echo "</li>"
+ done)
+ </ul>
+ <p><a href="ls">list all</a></p>
+ <p><a href="head">sample all</a></p>
+ <p><a href="stat">statistics</a></p>
+ </div>
+ </body>
+ </html>
+ EOF
}
# Main
-pathinfo="${SCRIPT_URL/*\/}"
+PATH=/bin:/usr/bin
+url="http://$HTTP_HOST${REQUEST_URI/\?*}"
+pathinfo="${REQUEST_URI/*\/}"
+pathinfo="${pathinfo/\?*}"
-if [ "$pathinfo" ]; then
+if [ "$pathinfo" = ls ]; then
+ do_cmd ls
+elif [ "$pathinfo" = head ]; then
+ do_cmd head
+elif [ "$pathinfo" = stat ]; then
+ do_cmd stat
+elif [ "$pathinfo" = view ]; then
+ do_view
+elif [ "$pathinfo" ]; then
do_print "$pathinfo"
elif [ "$CONTENT_TYPE" ]; then
- do_upload ${CONTENT_TYPE/*boundary\=/}
+ do_upload
else
do_help
fi
projects / vpaste / blobdiff