First version of my script to generate empty score sheets

.htaccess

+order deny,allow
+deny from all
+allow from 127.0.0.1

create_lily_jail.sh

+#!/bin/bash
+
+# default values
+user=lily
+loopfile=/home/lily/loopfile
+size=200000
+jaildir=/home/lily/lilymnt
+
+# Usage information
+function USAGE ()
+{
+    echo ""
+    echo "USAGE: "
+    echo "    create_lily_jail.sh [-s SIZE] [-p LILYPREFIX] [USER [LOOPFILE [MOUNTPOINT]]]"
+    echo ""
+    echo "Create a proper chroot jail for lilypond, using a loop device with "
+    echo "the LOOPFILE of SIZE, mounted on MOUNTPOINT. Everything is created "
+    echo "in the USER's home directory and set up for use by USER."
+    echo ""
+    echo "ARGUMENTS:"
+    echo "    USER           The user for which the jail is set up ($user)"
+    echo "    LOOPFILE       The loopfile for the raw data ($loopfile)"
+    echo "    MOUNTPOINT     Where LOOPFILE will be mounted for use ($jaildir)"
+    echo ""
+    echo "OPTIONS:"
+    echo "    -h             This usage information"
+    echo "    -p LILYPREFIX  Where lilypond was manually installed to (empty)"
+    echo "                   If not given, lilypond will not be installed." 
+    echo "                   Can be given multiple times." 
+    echo "    -s SIZE        size of the loopfile in bytes ($size)"
+    echo ""
+    echo "EXAMPLE:"
+    echo "    create_lily_jail.sh -s 100000 lily /home/lily/lilyloopfile"
+    echo ""
+    exit $E_OPTERROR    # Exit and explain usage, if no argument(s) given.
+}
+
+lilyprefixes=()
+#process options
+while getopts ":p:s:h" Option
+do
+    case $Option in
+        s    ) size=$OPTARG;;
+        p    ) # Remove / from the front/tail of prefix, because we will use it also as relative dir!
+               a=${OPTARG#/};
+               lilyprefixes+=(${a%/});;
+        h    ) USAGE
+               exit 0;;
+        *    ) echo ""
+               echo "Unimplemented option chosen."
+               USAGE
+    esac
+done
+shift $((OPTIND-1))
+
+if [ "$#" -ge "1" ]; then user=$1; fi
+loopfile=/home/$user/loopfile
+jaildir=/home/$user/lilymnt
+if [ "$#" -ge "2" ]; then loopfile=$2; fi
+if [ "$#" -ge "3" ]; then jaildir=$3; fi
+
+lilyhome=$jaildir/lilyhome
+
+echo "user=$user, loopfile=$loopfile, jaildir=$jaildir, size=$size, lilyprefix=${lilyprefixes[@]}"
+
+# check if user exists. If not, add it.
+home=`cut -d: -f1,6 /etc/passwd | grep -e "^$user:" | sed "s/^$user://"`
+echo "HOME: $home"
+if [ -d "$home" ]; then
+  echo "User $user already exists";
+else
+  home=/home/$user/
+  echo "Adding user $user with homedir $home";
+  adduser --gecos "LilyPond Jail user" $user;
+fi
+
+# check if the loopfile is already used. If so, get the loop device and unmount
+# just in case it is mounted
+loop=`losetup -j $loopfile 2> /dev/null | cut -d: -f1 `
+if [ -e "$loop" ]; then
+  echo "Loop file already used on $loop, reusing it..."
+  umount $loop 2> /dev/null
+  losetup -d $loop
+else
+  loop=`losetup --find`
+  echo "Finding next free loop device: $loop";
+fi
+
+# Create a loop file of the appropriate size. If it exists, ask for overwriting.
+if [ -f $loopfile ]; then
+  echo "Loopfile $loopfile already exists. Do you want to overwrite it? [y/N]"
+  read answer
+  if [ "$answer" != "y" ]; then
+    echo "NOT overwriting the loopfile $loopfile. Exiting..."
+    exit 1
+  fi
+fi
+
+echo "Writing loopfile $loopfile of size $size"
+dd if=/dev/zero of=$loopfile bs=1k count=$size
+
+# Set up the proper loop devices
+echo "Setting up $loop for file $loopfile, to be mounted at $jaildir"
+mkdir -p $jaildir
+losetup $loop $loopfile
+mkfs -t ext3 $loop $size
+mount -t ext3 $loop $jaildir
+mkdir $lilyhome
+# /lilyhome gets owned by the user, gets read/write permissions for the whole
+# group, and read permissions for everyone.
+chown $user.$user -R $lilyhome
+chmod g+w -R $lilyhome
+chmod o+r -R $lilyhome
+
+# copy all files required for lilypond
+echo "Setting up all files needed to run lilypond"
+cd $jaildir
+mkdir -p bin usr/bin usr/share usr/lib usr/share/fonts/truetype ${lilyprefixes[@]} tmp
+chmod a+w tmp
+
+
+# build an array of the lilypond and guile binaries in all prefixes
+lily_use_binaries=();
+for i in ${lilyprefixes[@]}; do
+  echo " Copying lilypond distribution from $i";
+  cp -rL /$i/lilypond $i;
+  lily_use_binaries+=(/$i/lilypond/usr/bin/lilypond /$i/lilypond/usr/bin/guile)
+done
+cp -L `which sh rm` bin
+cp -L `which convert gs` usr/bin
+# cp -L /usr/share/fonts/truetype/{msttcorefonts,ttf-liberation,ubuntu-font-family} usr/share/fonts/truetype
+cp -L /usr/share/fonts/truetype usr/share/fonts
+
+# Now the library copying magic
+for i in ${lily_use_binaries[@]} `which sh rm gs convert`; do 
+  echo "    Finding dependencies for binary $i"; 
+  # ldd returns all dependencies, so extract the file name and then copy it
+  # with the same directory path
+  deps=`ldd $i | \
+     sed 's:.*=> /\(.*/[^(]*\).*:/\1:' | \
+     sed 's:\t/\(.*/.*\) (.*)$:/\1:'  | \
+     sed '/.*=>.*/d'; `
+  for i in $deps; do
+    cp -rL --parents "$i" .
+  done
+done 
+
+# The shared files for ghostscript and ImageMagick
+cp -rL /usr/share/ghostscript usr/share
+cp -rL /usr/lib/ImageMagick* usr/lib
+
+umount -d $jaildir
+mount -o auto,loop,noexec,nosuid,nodev $loopfile $jaildir
+
+# Finally, print out some information for the user how to set up sudo and fstab:
+echo "
+/========================================================================\ 
+| Setup of the lilypond chroot jail on $jaildir finished.                
+| Installed LilyPond binaries from prefixes:"
+for i in ${lilyprefixes[@]}; do
+  echo "\
+|        $i"
+done
+echo "\
+| 
+| Please add the following line to /etc/fstab to automatically mount
+| the loop device:
+|        $loopfile  $jaildir    ext3 auto,loop,noexec,nosuid,nodev 0       0
+|
+| To enable a user USER to run 'sudo lilypond -j...' for any of these
+| lilypond installations, please add the following lines to /etc/sudoers:"
+for i in ${lilyprefixes[@]}; do
+  echo "\
+|        USER   ALL=NOPASSWD: /$i/bin/lilypond -j$user\,$user\,$jaildir\,/lilyhome *"
+done
+echo \
+"|
+| To run jailed lilypond, copy the .ly file to $lilyhome (writable for all
+| users of the group `$user') and run lilypond as:
+|       sudo /$i/bin/lilypond -j$user,$user,$jaildir,/lilyhome lilyfile_relative_to_lilyhome.ly
+| 
+| If you want user `a' to be able to copy files to $lilyhome, then
+| simply add him to the $user group:
+|       adduser a $user
+|
+\========================================================================/ 
+"

empty_sheet.php

+<?php
+
+umask (0644)
+$basedir=dirname(__FILE__);
+
+$user = "lilyjail";
+$lilymnt = "/home/lilyjail/lilymnt";
+$lilyhome = "/lilyhome";
+$lilyworkdir = "$lilyhome/empty_sheet";
+
+$ly_cmd = "/usr/bin/sudo /opt/lily2.14/bin/lilypond -j$user,$user,$lilymnt,$lilyhome ";
+// print "<p>basedir: $basedir</p>";
+// print "<p>ly_cmd: $ly_cmd</p>";
+
+include('smarty3/Smarty.class.php');
+$smarty = new Smarty();
+
+$smarty->setTemplateDir($basedir.'/smarty/templates');
+$smarty->setCompileDir($basedir.'/smarty/templates_c');
+$smarty->setCacheDir($basedir.'/smarty/cache');
+$smarty->setConfigDir($basedir.'/smarty/configs');
+
+$smarty->left_delimiter = '{{';
+$smarty->right_delimiter = '}}';
+
+
+//////// Sanity checks for the URL parameters:
+// TODO: Escape all values (i.e. make sure they are within the range, don't contain ", etc.
+$paper_size = $_REQUEST["paper_size"];
+$staff_size = $_REQUEST["staff_size"];
+$systems = $_REQUEST["systems"];
+$pages = $_REQUEST["pages"];
+$title = $_REQUEST["title"];
+$subtitle = $_REQUEST["subtitle"];
+$composer = $_REQUEST["composer"];
+$instrument = $_REQUEST["instrument"];
+$metainfo = $title . $subtitle . $composer . $instrument;
+$metahash = md5( $metainfo );
+
+
+$score_type=$_REQUEST["score_type"];
+
+
+//////// Use cache file name composed from the arguments
+$out_file_basename = "Score_${score_type}_${paper_size}_${staff_size}pt_${systems}Systems_${pages}Pages";
+if ($metainfo != "")
+  $out_file_basename .= "_${metahash}";
+
+/////// Output variables for the template
+$smarty->assign('paper_size', $paper_size);
+$smarty->assign('staff_size', $staff_size);
+$smarty->assign('systems', $systems);
+$smarty->assign('pages', $pages);
+
+if ($_REQUEST["title_check"])
+  $smarty->assign('title', $title);
+if ($_REQUEST["subtitle_check"])
+  $smarty->assign('subtitle', $subtitle) ;
+if ($_REQUEST["composer_check"]) 
+  $smarty->assign('composer', $composer);
+if ($_REQUEST["instrument_check"])
+  $smarty->assign('instrument', $instrument);
+
+
+//////// Check for the pdf file, create it if needed and return it:
+$lycode = $smarty->fetch('empty_sheet.tpl.ly');
+
+$base_file = $lilyworkdir . "/" . $out_file_basename;
+$ly_file = $base_file . ".ly";
+$pdf_file = $base_file . ".pdf";
+
+if (!file_exists ($pdf_file)) {
+  // Create the lilypond file
+  $fh = fopen($lilymnt.$ly_file, 'w') or die("can't open file $lilymnt$ly_file for writing");
+  fwrite($fh, $lycode);
+  fclose($fh);
+  // Make sure jailed lilypond running as user lilyjail can read it:
+  chmod ($lilymnt.$ly_file, 0644);
+
+  // run it through lilypond to create the pdf
+  // As we are running inside the jail, we don't include $lilymnt in the pathes!
+  $cmd = "$ly_cmd -o $base_file $ly_file";
+  $lily_result = exec($cmd, $output, $retval);
+}
+
+if (file_exists ($lilymnt.$pdf_file)) {
+  header('Content-type: application/pdf');
+  header('Content-Description: Empty Music Score Sheets - provided by Edition Kainhofer');
+  header('Content-Type: application/pdf');
+  header('Content-Length: ' . filesize($lilymnt.$pdf_file));
+  header('Content-Disposition: inline; filename=' . basename($lilymnt.$pdf_file));
+  readfile($lilymnt.$pdf_file);
+} else {
+  die ("Unable to create the score file. Wrong input or server error encountered.");
+}
+
+?>

empty_sheet.tpl.ly

+\version "2.12.3"
+
+#(set-global-staff-size {{$staff_size}})
+#(set-default-paper-size "{{$paper_size}}")
+\header { 
+{{if $title}}  title="{{$title}}"
+{{/if}}
+{{if $subtitle}}  subtitle="{{$subtitle}}"
+{{/if}}
+{{if $composer}}  composer="{{$composer}}"
+{{/if}}
+{{if $instrument}}  instrument="{{$instrument}}"
+{{/if}}
+  copyright="Created by Edition Kainhofer, http://www.edition-kainhofer.com/, using LilyPond 2.14"
+}
+\paper {
+  pages={{$pages}}
+  systems-per-page={{$systems}}
+  ragged-bottom=##f
+  ragged-last-bottom=##f
+  ragged-last=##f
+  ragged-right=##f
+}
+
+emptymusic = {
+  \repeat unfold {{$systems*$pages}} { s1\break }
+}
+
+\new Score \with {
+  \override TimeSignature #'transparent = ##t
+  defaultBarType = #""
+  \remove Bar_number_engraver
+} <<
+  \context ChoirStaff <<
+    \context Staff = women <<
+      \context Voice = sopranos { \emptymusic }
+      \context Voice = altos { \emptymusic }
+    >>
+    
+    \context Staff = men <<
+      \clef bass
+      \context Voice = tenors { \voiceOne <<\emptymusic >> }
+      \context Voice = basses { \voiceTwo <<\emptymusic >> }
+    >>
+  >>
+>>

empty_sheet_form.html

+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<html>
+  <head>
+<style>
+.vsep {
+  background: darkgray;
+}
+
+</style>
+  </head>
+<body>
+  <FORM action="empty_sheet.php" name="score_form">
+  <table>
+  <TR>
+    <td><label for="paper_size">Paper size:</label></td>
+    <td><select name="paper_size" id="paper_size">
+        <option value="a4" selected="selected">A4</option>
+        <option value="a5">A5</option>
+        <option value="a6">A6</option>
+        <option value="letter">US letter</option>
+        <option value="legal">Legal</option>
+        <option value="11x17">Ledger</option>
+      </select></td>
+    <td rowspan=4 class="vsep"></td>
+    <td><INPUT type="checkbox" name="title_check" size="15" accesskey="t" onchange="document.score_form.title.disabled = !this.checked" id="title_check"><label for="title_check" >Title: </label></td>
+    <td><INPUT type="text" checked name="title" size="25" maxlength="100" id="title" disabled="true"></td>
+  </tr>
+  <tr>
+    <td><label for="staff_size">Staff size:</label></td>
+    <td><select name="staff_size" id="staff_size">
+        <option value="11">11pt (Pocket scores)</option>
+        <option value="12.5">12.5pt</option>
+        <option value="14">14pt</option>
+        <option value="15">15pt</option>
+        <option value="16">16pt</option>
+        <option value="17">17pt</option>
+        <option value="18">18t</option>
+        <option value="19">19pt</option>
+        <option value="20" selected="selected">20pt (default)</option>
+        <option value="22">22</option>
+        <option></option>
+      </select></td>
+    <td><INPUT type="checkbox" name="subtitle_check" size="15" accesskey="c" onchange="document.score_form.subtitle.disabled = !this.checked" id="subtitle_check"><label for="subtitle_check" >Subtitle: </label></td>
+    <td><INPUT type="text" checked name="subtitle" size="25" maxlength="100" id="subtitle" disabled="true"></td>
+  </tr>
+  <tr>
+    <td><label for="systems">Systems/page:</label></td>
+    <td><select name="systems" id="systems">
+        <option value="1">1</option>
+        <option value="2">2</option>
+        <option value="3">3</option>
+        <option value="4">4</option>
+        <option value="5">5</option>
+        <option value="6">6</option>
+        <option value="7">7</option>
+        <option value="8">8</option>
+        <option value="9">9</option>
+        <option value="10" selected="selected">10</option>
+        <option value="11">11</option>
+        <option value="12">12</option>
+        <option value="13">13</option>
+        <option value="14">14</option>
+        <option value="15">15</option>
+      </select></td>
+    <td><INPUT type="checkbox" name="composer_check" size="15" accesskey="c" onchange="document.score_form.composer.disabled = !this.checked" id="composer_check"><label for="composer_check" >Composer: </label></td>
+    <td><INPUT type="text" checked name="composer" size="25" maxlength="100" id="composer" disabled="true"></td>
+  </tr>
+  <tr>
+    <td><label for="pages">Pages:</label></td>
+    <td><select name="pages" id="pages">
+        <option value="1">1</option>
+        <option value="2" selected="selected">2</option>
+        <option value="3">3</option>
+        <option value="4">4</option>
+        <option value="5">5</option>
+        <option value="6">6</option>
+        <option value="7">7</option>
+        <option value="8">8</option>
+        <option value="9">9</option>
+        <option value="10">10</option>
+        <option value="11">11</option>
+        <option value="12">12</option>
+        <option value="13">13</option>
+        <option value="14">14</option>
+        <option value="15">15</option>
+      </select></td>
+    <td><INPUT type="checkbox" name="instrument_check" size="15" accesskey="i" onchange="document.score_form.instrument.disabled = !this.checked" id="instrument_check"><label for="instrument_check" >Instrument: </label></td>
+    <td><INPUT type="text" checked name="instrument" size="25" maxlength="100" id="instrument" disabled="true"></td>
+  </tr>
+
+  <tr><TD colspan=5><hr></TD></tr>
+
+  <tr>
+    <td valign=top><label for="score_type">Score type:</label></td>
+    <td colspan=4>
+      <SELECT name="score_type" id="score_type" style='width: 100%' size="20">
+        <option value="1" selected="selected">Single staff, no clef</option>
+        <option value="2">Single staff, treble clef</option>
+        <option value="3">Single staff, bass clef</option>
+        <option value="4">Single staff, tenor clef</option>
+        <option value="5">Single staff, alto clef</option>
+        <option disabled="disabled">---------</option>
+        <option value="6">Piano staff</option>
+        <option value="7">Organ staff</option>
+        <option disabled="disabled">---------</option>
+        <option value="8">Choir, 2 staves (SA + TB)</option>
+        <option value="9">Choir, 4 staves (S, A, T, B)</option>
+        <option disabled="disabled">---------</option>
+        <option value="10">Piano reduction for choir</option>
+        <option value="11">Piano reduction for single soloist</option>
+        <option disabled="disabled">---------</option>
+        <option value="12">String Trio</option>
+        <option value="13">String Quartett</option>
+        <option value="14">Piano Trio</option>
+        <option value="15">Piano Quartett</option>
+        <option disabled="disabled">---------</option>
+        <option value="16">Full Score, Chamber Orchestra</option>
+        <option value="17">Full Score, Symphonic Orchestra</option>
+        <option value="18">Full Score, Chamber Orchestra + Choir</option>
+        <option value="19">Full Score, Symphonic Orchestra + Choir</option>
+      </SELECT>
+    </td>
+  </tr>
+  <tr><TD colspan=5 align=center>
+     <INPUT type="submit" name="create_score" value="Create Score"><INPUT type="reset" value="Reset Values">
+  </TD></tr>
+</table>
+
+  </FORM>
+</body>
+</html>