package printer; #-##################################################################################### =head1 NAME printer - supply methods for manage the printer related files directory handles =head1 SYNOPSIS use printer; =head1 DESCRIPTION Use the source. =cut #-##################################################################################### use diagnostics; use strict; #-##################################################################################### =head2 Exported variable =cut #-##################################################################################### use vars qw(%thedb %thedb_gsdriver %printer_type %printer_type_inv $printer_type_default @papersize_type %fields $spooldir @entries_db_short @entry_db_description %descr_to_db %db_to_descr); #-##################################################################################### =head2 Imports =cut #-##################################################################################### use Data::Dumper; #-##################################################################################### =head2 pixel imports =cut use common qw(:common :system); use commands; #-##################################################################################### #-##################################################################################### =head2 Examples and types =over 4 =item * an entry in the 'printerdb' file, which describes each type of supported printer: StartEntry: DeskJet550 GSDriver: cdj550 Description: {HP DeskJet 550C/560C/6xxC series} About: { \ This driver supports the HP inkjet printers which have \ color capability using both black and color cartridges \ simultaneously. Known to work with the 682C and the 694C. \ Other 600 and 800 series printers may work \ if they have this feature. \ If your printer seems to be saturating the paper with ink, \ try added an extra GS option of '-dDepletion=2'. \ Ghostscript supports several optional parameters for \ this driver: see the document 'devices.doc' \ in the ghostscript directory under /usr/doc. \ } Resolution: {300} {300} {} BitsPerPixel: {3} {Normal color printing with color cartridge} BitsPerPixel: {8} {Floyd-Steinberg B & W printing for better greys} BitsPerPixel: {24} {Floyd-Steinberg Color printing (best, but slow)} BitsPerPixel: {32} {Sometimes provides better output than 24} EndEntry Example of data-struct: my %ex_printerdb_entry = ( ENTRY => "DeskJet550", #-Human-readable name of the entry GSDRIVER => "cdj550", #-gs driver used by this printer DESCR => "HP DeskJet 550C/560C/6xxC series", #-Single line description of printer ABOUT => " This driver supports the HP inkjet printers which have color capability using both black and color cartridges ...", #-Lengthy description of printer RESOLUTION => [ #-List of resolutions supported { XDPI => 300, YDPI => 300, DESCR => "commentaire", }, ], BITSPERPIXEL => [ #-List of color depths supported { DEPTH => 3, DESCR => "Normal color printing with color cartridge", }, ], ) ; =item * A printcap entry only represents a subset of possible options available Sufficient for the simple configuration we are interested in there is also some text in the template (.in) file in the spooldir # /etc/printcap # # Please don't edit this file directly unless you know what you are doing # Be warned that the control-panel printtool requires a very strict forma # Look at the printcap(5) man page for more info. # # This file can be edited with the printtool in the control-panel. ##PRINTTOOL3## LOCAL uniprint NAxNA letter {} U_NECPrinwriter2X necp2x6 1 lpname:\ :sd=/var/spool/lpd/lpnamespool:\ :mx#45:\ :sh:\ :lp=/dev/device:\ :if=/var/spool/lpd/lpnamespool/filter: ##PRINTTOOL3## REMOTE st800 360x180 a4 {} EpsonStylus800 Default 1 remote:\ :sd=/var/spool/lpd/remotespool:\ :mx#47:\ :sh:\ :rm=remotehost:\ :rp=remotequeue:\ :if=/var/spool/lpd/remotespool/filter: ##PRINTTOOL3## SMB la75plus 180x180 letter {} DECLA75P Default {} smb:\ :sd=/var/spool/lpd/smbspool:\ :mx#46:\ :sh:\ :if=/var/spool/lpd/smbspool/filter:\ :af=/var/spool/lpd/smbspool/acct:\ :lp=/dev/null: ##PRINTTOOL3## NCP ap3250 180x180 letter {} EpsonAP3250 Default {} ncp:\ :sd=/var/spool/lpd/ncpspool:\ :mx#46:\ :sh:\ :if=/var/spool/lpd/ncpspool/filter:\ :af=/var/spool/lpd/ncpspool/acct:\ :lp=/dev/null: Example of data-struct: my %ex_printcap_entry = ( QUEUE => "lpname", #-Queue name, can have multi separated by '|' #-if you want something different from the default SPOOLDIR => "/var/spool/lpd/lpnamespool/", #-Spool directory IF => "/var/spool/lpd/lpnamespool/filter", #-input filter #- commentaire inserer dans le printcap pour que printtool retrouve ses petits DBENTRY => "DeskJet670", #-entry in printer database for this printer RESOLUTION => "NAxNA", #-ghostscript resolution to use PAPERSIZE => "letter", #-Papersize BITSPERPIXEL => "necp2x6", #-ghostscript color option CRLF => 1 , #-Whether or not to do CR/LF xlation TYPE => "LOCAL", #- LOCAL DEVICE => "/dev/device", #-Print device #- REMOTE (lpd) printers only REMOTEHOST => "remotehost", #-Remote host (not used for all entries) REMOTEQUEUE => "remotequeue", #-Queue on the remote machine #-SMB (LAN Manager) only #- in spooldir/.config #-share='\\hostname\printername' #-hostip=1.2.3.4 #-user='user' #-password='passowrd' #-workgroup='AS3' SMBHOST => "hostname", #-Server name (NMB name, can have spaces) SMBHOSTIP => "1.2.3.4", #-Can optional specify and IP address for host SMBSHARE => "printername", #-Name of share on the SMB server SMBUSER => "user", #-User to log in as on SMB server SMBPASSWD => "passowrd", #-Corresponding password SMBWORKGROUP => "AS3", #-SMB workgroup name AF => "/var/spool/lpd/smbspool/acct", #-accounting filter (needed for smbprint) #- NCP (NetWare) only #- in spooldir/.config #-server=printerservername #-queue=queuename #-user=user #-password=pass NCPHOST => "printerservername", #-Server name (NCP name) NCPQUEUE => "queuename", #-Queue on server NCPUSER => "user", #-User to log in as on NCP server NCPPASSWD => "pass", #-Corresponding password ) ; =cut #-##################################################################################### =head2 Intern constant =cut #-##################################################################################### #-if we are in an DrakX config my $prefix = ""; #-location of the printer database in an installed system my $PRINTER_DB_FILE = "/usr/lib/rhs/rhs-printfilters/printerdb"; my $PRINTER_FILTER_DIR = "/usr/lib/rhs/rhs-printfilters"; #-##################################################################################### =head2 Exported constant =cut #-##################################################################################### %printer_type = ( __("Local printer") => "LOCAL", __("Remote lpd") => "REMOTE", __("SMB/Windows 95/98/NT") => "SMB", __("NetWare") => "NCP", ); %printer_type_inv = reverse %printer_type; $printer_type_default = "Local printer"; %fields = ( STANDARD => [qw(QUEUE SPOOLDIR IF)], SPEC => [qw(DBENTRY RESOLUTION PAPERSIZE BITSPERPIXEL CRLF)], LOCAL => [qw(DEVICE)], REMOTE => [qw(REMOTEHOST REMOTEQUEUE)], SMB => [qw(SMBHOST SMBHOSTIP SMBSHARE SMBUSER SMBPASSWD SMBWORKGROUP AF)], NCP => [qw(NCPHOST NCPQUEUE NCPUSER NCPPASSWD)], ); @papersize_type = qw(letter legal ledger a3 a4); $spooldir = "/var/spool/lpd"; #-##################################################################################### =head2 Functions =cut #-##################################################################################### sub set_prefix($) { $prefix = $_[0]; } #-***************************************************************************** #- read function #-***************************************************************************** #------------------------------------------------------------------------------ #- Read the printer database from dbpath into memory #------------------------------------------------------------------------------ sub read_printer_db(;$) { my $dbpath = $prefix . ($_[0] || $PRINTER_DB_FILE); %thedb and return; my %available_devices; #- keep only available devices in our database. local *AVAIL; open AVAIL, "chroot ". ($prefix || '/') ." /usr/bin/gs --help |"; foreach () { if (/^Available devices:/ ... /^\S/) { @available_devices{split /\s+/, $_} = () if /^\s+/; } } delete $available_devices{''}; local $_; #- use of while (<... local *DBPATH; #- don't have to do close ... and don't modify globals at least open DBPATH, $dbpath or die "An error has occurred on $dbpath : $!"; while () { if (/^StartEntry:\s(\w*)/) { my $entryname = $1; my $entry; $entry->{ENTRY} = $entryname; WHILE : while () { SWITCH: { /GSDriver:\s*(\w*)/ and do { $entry->{GSDRIVER} = $1; last SWITCH }; /Description:\s*{(.*)}/ and do { $entry->{DESCR} = $1; last SWITCH }; /About:\s*{(.*)}/ and do { $entry->{ABOUT} = $1; last SWITCH }; /About:\s*{(.*)/ and do { my $string = "$1\n"; while () { /(.*)}/ and do { $entry->{ABOUT} = $string; last SWITCH }; $string .= $_; } }; /Resolution:\s*{(.*)}\s*{(.*)}\s*{(.*)}/ and do { push @{$entry->{RESOLUTION}}, { XDPI => $1, YDPI => $2, DESCR => $3 }; last SWITCH }; /BitsPerPixel:\s*{(.*)}\s*{(.*)}/ and do { push @{$entry->{BITSPERPIXEL}}, {DEPTH => $1, DESCR => $2}; last SWITCH }; /EndEntry/ and last WHILE; } } if (exists $available_devices{$entry->{GSDRIVER}}) { $thedb{$entryname} = $entry; $thedb_gsdriver{$entry->{GSDRIVER}} = $entry; } } } @entries_db_short = sort keys %printer::thedb; @entry_db_description = map { $printer::thedb{$_}{DESCR} } @entries_db_short; %descr_to_db = map { $printer::thedb{$_}{DESCR}, $_ } @entries_db_short; %db_to_descr = reverse %descr_to_db; } #-****************************************************************************** #- write functions #-****************************************************************************** #------------------------------------------------------------------------------ #- given the path queue_path, we create all the required spool directory #------------------------------------------------------------------------------ sub create_spool_dir($) { my ($queue_path) = @_; my $complete_path = "$prefix/$queue_path"; unless (-d $complete_path) { mkdir "$complete_path", 0755 or die "An error has occurred - can't create $complete_path : $!"; } #-redhat want that "drwxr-xr-x root lp" my $gid_lp = (getpwnam("lp"))[3]; chown 0, $gid_lp, $complete_path or die "An error has occurred - can't chgrp $complete_path to lp $!"; } #------------------------------------------------------------------------------ #-given the input spec file 'input', and the target output file 'output' #-we set the fields specified by fieldname to the values in fieldval #-nval is the number of fields to set #-Doesnt currently catch error exec'ing sed yet #------------------------------------------------------------------------------ sub create_config_file($$%) { my ($inputfile, $outputfile, %toreplace) = @_; template2file("$prefix/$inputfile", "$prefix/$outputfile", %toreplace); } #------------------------------------------------------------------------------ #-copy master filter to the spool dir #------------------------------------------------------------------------------ sub copy_master_filter($) { my ($queue_path) = @_; my $complete_path = "$prefix/$queue_path/filter"; my $master_filter = "$prefix/$PRINTER_FILTER_DIR/master-filter"; eval { commands::cp('-f', $master_filter, $complete_path) }; #- -f for update. $@ and die "Can't copy $master_filter to $complete_path $!"; } #------------------------------------------------------------------------------ #- given a PrintCap Entry, create the spool dir and special #- rhs-printfilters related config files which are required #------------------------------------------------------------------------------ my $intro_printcap_test = " # # Please don't edit this file directly unless you know what you are doing! # Look at the printcap(5) man page for more info. # Be warned that the control-panel printtool requires a very strict format! # Look at the printcap(5) man page for more info. # # This file can be edited with the printtool in the control-panel. # "; sub read_configured_queue($) { my ($entry) = @_; my $current = undef; #- read /etc/printcap file. local *PRINTCAP; open PRINTCAP, "$prefix/etc/printcap" or die "Can't open printcap file $!"; foreach () { chomp; my $p = '(?:\{(.*?)\}|(\S+))'; if (/^##PRINTTOOL3##\s+$p\s+$p\s+$p\s+$p\s+$p\s+$p\s+$p(?:\s+$p)?/) { if ($current) { add2hash($entry->{configured}{$current->{QUEUE}} ||= {}, $current); $current = undef; } $current = { TYPE => $1 || $2, GSDRIVER => $3 || $4, RESOLUTION => $5 || $6, PAPERSIZE => $7 || $8, #- ignored $9 || $10, DBENTRY => $11 || $12, BITSPERPIXEL => $13 || $14, CRLF => $15 || $16, }; } elsif (/^([^:]*):\\/) { $current->{QUEUE} = $1; } elsif (/^\s+:sd=([^:]*):\\/) { $current->{SPOOLDIR} = $1; } elsif (/^\s+:lp=([^:]*):\\/) { $current->{DEVICE} = $1; } elsif (/^\s+:rm=([^:]*):\\/) { $current->{REMOTEHOST} = $1; } elsif (/^\s+:rp=([^:]*):\\/) { $current->{REMOTEQUEUE} = $1; } } if ($current) { add2hash($entry->{configured}{$current->{QUEUE}} ||= {}, $current); $current = undef; } #- get extra parameters for SMB or NCP type queue. foreach (values %{$entry->{configured}}) { if ($_->{TYPE} eq 'SMB') { my $config_file = "$prefix$_->{SPOOLDIR}/.config"; local *F; open F, "$config_file" or die "Can't open $config_file $!"; foreach () { chomp; if (/^\s*share='\\\\(.*?)\\(.*?)'/) { $_->{SMBHOST} = $1; $_->{SMBSHARE} = $2; } elsif (/^\s*hostip=(.*)/) { $_->{SMBHOSTIP} = $1; } elsif (/^\s*user='(.*)'/) { $_->{SMBUSER} = $1; } elsif (/^\s*password='(.*)'/) { $_->{SMBPASSWD} = $1; } elsif (/^\s*workgroup='(.*)'/) { $_->{SMBWORKGROUP} = $1; } } } elsif ($_->{TYPE} eq 'NCP') { my $config_file = "$prefix$_->{SPOOLDIR}/.config"; local *F; open F, "$config_file" or die "Can't open $config_file $!"; foreach () { chomp; if (/^\s*server=(.*)/) { $_->{NCPHOST} = $1; } elsif (/^\s*user='(.*)'/) { $_->{NCPUSER} = $1; } elsif (/^\s*password='(.*)'/) { $_->{NCPPASSWD} = $1; } elsif (/^\s*queue='(.*)'/) { $_->{NCPQUEUE} = $1; } } } } } sub configure_queue($) { my ($entry) = @_; $entry->{SPOOLDIR} ||= "$spooldir"; $entry->{IF} ||= "$spooldir/$entry->{QUEUE}/filter"; $entry->{AF} ||= "$spooldir/$entry->{QUEUE}/acct"; my $queue_path = "$entry->{SPOOLDIR}"; create_spool_dir($queue_path); my $get_name_file = sub { my ($name) = @_; ("$PRINTER_FILTER_DIR/$name.in", "$entry->{SPOOLDIR}/$name") }; my ($filein, $file); my %fieldname = (); my $dbentry = $thedb{($entry->{DBENTRY})} or die "no dbentry"; ($filein, $file) = &$get_name_file("general.cfg"); $fieldname{ascps_trans} = ($dbentry->{GSDRIVER} eq "POSTSCRIPT") ? "YES" : "NO"; $fieldname{desiredto} = ($dbentry->{GSDRIVER} ne "TEXT") ? "ps" : "asc"; $fieldname{papersize} = $entry->{PAPERSIZE} ? $entry->{PAPERSIZE} : "letter"; $fieldname{printertype} = $entry->{TYPE}; create_config_file($filein, $file, %fieldname); #- successfully created general.cfg, now do postscript.cfg ($filein, $file) = &$get_name_file("postscript.cfg"); %fieldname = (); $fieldname{gsdevice} = $dbentry->{GSDRIVER}; $fieldname{papersize} = $entry->{PAPERSIZE} ? $entry->{PAPERSIZE} : "letter"; $fieldname{resolution} = $entry->{RESOLUTION}; $fieldname{color} = $entry->{BITSPERPIXEL} ne "Default" && (($dbentry->{GSDRIVER} ne "uniprint" && "-dBitsPerPixel=") . $entry->{BITSPERPIXEL}); $fieldname{reversepages} = "NO"; $fieldname{extragsoptions} = ""; $fieldname{pssendeof} = $entry->{AUTOSENDEOF} ? ($dbentry->{GSDRIVER} eq "POSTSCRIPT" ? "YES" : "NO") : "NO"; $fieldname{nup} = "1"; $fieldname{rtlftmar} = "18"; $fieldname{topbotmar} = "18"; create_config_file($filein, $file, %fieldname); #- finally, make textonly.cfg ($filein, $file) = &$get_name_file("textonly.cfg"); %fieldname = (); $fieldname{textonlyoptions} = ""; $fieldname{crlftrans} = $entry->{CRLF} ? "YES" : ""; $fieldname{textsendeof} = $entry->{AUTOSENDEOF} ? ($dbentry->{GSDRIVER} eq "POSTSCRIPT" ? "NO" : "YES") : "NO"; create_config_file($filein, $file, %fieldname); if ($entry->{TYPE} eq "SMB") { #- simple config file required if SMB printer my $config_file = "$prefix$queue_path/.config"; local *F; open F, ">$config_file" or die "Can't create $config_file $!"; print F "share='\\\\$entry->{SMBHOST}\\$entry->{SMBSHARE}'\n"; print F "hostip=$entry->{SMBHOSTIP}\n"; print F "user='$entry->{SMBUSER}'\n"; print F "password='$entry->{SMBPASSWD}'\n"; print F "workgroup='$entry->{SMBWORKGROUP}'\n"; } elsif ($entry->{TYPE} eq "NCP") { #- same for NCP printer my $config_file = "$prefix$queue_path/.config"; local *F; open F, ">$config_file" or die "Can't create $config_file $!"; print F "server=$entry->{NCPHOST}\n"; print F "queue=$entry->{NCPQUEUE}\n"; print F "user=$entry->{NCPUSER}\n"; print F "password=$entry->{NCPPASSWD}\n"; } copy_master_filter($queue_path); #-now the printcap file, note this one contains all the printer (use configured for that). local *PRINTCAP; if ($::testing) { *PRINTCAP = *STDOUT; } else { open PRINTCAP, ">$prefix/etc/printcap" or die "Can't open printcap file $!"; } print PRINTCAP $intro_printcap_test; foreach (values %{$entry->{configured}}) { my $db_ = $thedb{($_->{DBENTRY})} or die "no dbentry"; printf PRINTCAP "##PRINTTOOL3## %s %s %s %s %s %s %s%s\n", $_->{TYPE} || '{}', $db_->{GSDRIVER} || '{}', $_->{RESOLUTION} || '{}', $_->{PAPERSIZE} || '{}', '{}', $db_->{ENTRY} || '{}', $_->{BITSPERPIXEL} || '{}', $_->{CRLF} ? " 1" : ""; print PRINTCAP "$_->{QUEUE}:\\\n"; print PRINTCAP "\t:sd=$_->{SPOOLDIR}:\\\n"; print PRINTCAP "\t:mx#0:\\\n\t:sh:\\\n"; if ($_->{TYPE} eq "LOCAL") { print PRINTCAP "\t:lp=$_->{DEVICE}:\\\n"; } elsif ($_->{TYPE} eq "REMOTE") { print PRINTCAP "\t:rm=$_->{REMOTEHOST}:\\\n"; print PRINTCAP "\t:rp=$_->{REMOTEQUEUE}:\\\n"; } else { #- (pcentry->Type == (PRINTER_SMB | PRINTER_NCP)) print PRINTCAP "\t:lp=/dev/null:\\\n"; print PRINTCAP "\t:af=$_->{SPOOLDIR}/acct\\\n"; } #- cheating to get the input filter! print PRINTCAP "\t:if=$_->{SPOOLDIR}/filter:\n"; print PRINTCAP "\n"; } } #------------------------------------------------------------------------------ #- interface function #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ #- fonction de test #------------------------------------------------------------------------------ sub test { $::testing = 1; $printer::prefix=""; read_printer_db(); print "the dump\n"; print Dumper(%thedb); # #eval { printer::create_spool_dir("/tmp/titi/", ".") }; #print $@; #eval { printer::copy_master_filter("/tmp/titi/", ".") }; #print $@; # # #eval { printer::create_config_file("files/postscript.cfg.in", "files/postscript.cfg","./", # ( # gsdevice => "titi", # resolution => "tata", # )); # }; #print $@; # # # #printer::configure_queue(\%printer::ex_printcap_entry, "/"); } #-###################################################################################### #- Wonderful perl :( #-###################################################################################### 1; # =head1 AUTHOR pad. =cut