-# Posting/_lib.pm
+package Posting::_lib;
-# ====================================================
-# Autor: n.d.p. / 2001-01-07
-# lm : n.d.p. / 2001-02-25
-# ====================================================
-# Funktion:
-# * Schnittstellen fuer den Zugriff auf Messages
-# * Zeitdarstellung
-# ====================================================
+################################################################################
+# #
+# File: shared/Posting/_lib.pm #
+# #
+# Authors: André Malo <nd@o3media.de>, 2001-03-03 #
+# Frank Schoenmann <fs@tower.de>, 2001-03-02 #
+# #
+# Description: Message access interface, time format routines #
+# #
+################################################################################
use strict;
-package Posting::_lib;
-
use vars qw(@EXPORT_OK);
use base qw(Exporter);
use XML::DOM;
# ====================================================
-# Funktionsexport
+# Export
# ====================================================
-@EXPORT_OK = qw(get_message_header get_message_body get_message_node parse_single_thread
+@EXPORT_OK = qw(get_message_header get_message_body get_message_node get_body_node parse_single_thread
hr_time short_hr_time long_hr_time
- get_all_threads
- create_forum_xml_string
+ get_all_threads create_forum_xml_string
save_file);
# ====================================================
-# Zugriff uebers DOM
+# Access via XML::DOM
# ====================================================
-###########################
-# sub get_message_header
+### get_message_header () ######################################################
#
-# Messageheader auslesen
-###########################
-
-sub get_message_header ($) {
+# Read message header, return as a hash
+#
+# Params: $node XML message node
+# Return: Hash reference (name, category, subject, email, home, image, time)
+#
+sub get_message_header ($)
+{
my $node = shift;
my %conf;
my $subject = $header -> getElementsByTagName ('Subject', 0) -> item (0);
my $date = $header -> getElementsByTagName ('Date', 0) -> item (0);
- %conf = (name => ($name -> hasChildNodes)?$name -> getFirstChild -> getData:undef,
- category => ($cat -> hasChildNodes)?$cat -> getFirstChild -> getData:undef,
- subject => ($subject -> hasChildNodes)?$subject -> getFirstChild -> getData:undef,
- email => (defined ($email) and $email -> hasChildNodes)?$email -> getFirstChild -> getData:undef,
- home => (defined ($home) and $home -> hasChildNodes)?$home -> getFirstChild -> getData:undef,
- image => (defined ($image) and $image -> hasChildNodes)?$image -> getFirstChild -> getData:undef,
- time => $date -> getAttribute ('longSec'));
+ %conf = (
+ name => ($name -> hasChildNodes)?$name -> getFirstChild -> getData:undef,
+ category => ($cat -> hasChildNodes)?$cat -> getFirstChild -> getData:undef,
+ subject => ($subject -> hasChildNodes)?$subject -> getFirstChild -> getData:undef,
+ email => (defined ($email) and $email -> hasChildNodes)?$email -> getFirstChild -> getData:undef,
+ home => (defined ($home) and $home -> hasChildNodes)?$home -> getFirstChild -> getData:undef,
+ image => (defined ($image) and $image -> hasChildNodes)?$image -> getFirstChild -> getData:undef,
+ time => $date -> getAttribute ('longSec')
+ );
+
\%conf;
}
-###########################
-# sub get_message_header
+### get_body_node () ########################################################
#
-# Messagebody auslesen
-###########################
-
-sub get_message_body ($$)
+# Search a specific message body in a XML tree
+#
+# Params: $xml XML::DOM::Document Object (Document Node)
+# $mid Message ID
+# Return: MessageContent XML node (or -none-)
+#
+sub get_body_node ($$)
{
my ($xml, $mid) = @_;
- my $body;
- foreach ($xml -> getElementsByTagName ('ContentList', 1) -> item (0) -> getElementsByTagName ('MessageContent', 0))
+ for ($xml->getElementsByTagName ('ContentList', 1)->item (0)->getElementsByTagName ('MessageContent', 0))
{
- if ($_ -> getAttribute ('mid') eq $mid)
- {
- $body = ($_ -> hasChildNodes)?$_ -> getFirstChild -> getData:'';
- last;
- }
+ return $_ if ($_ -> getAttribute ('mid') eq $mid);
}
- \$body;
+ return;
}
-###########################
-# sub get_message_header
+### get_message_body () ########################################################
#
-# Messagenode bestimmen
-###########################
+# Read message body
+#
+# Params: $xml XML::DOM::Document Object (Document Node)
+# $mid Message ID
+# Return: Scalar reference
+#
+sub get_message_body ($$)
+{
+ my $cnode = get_body_node ($_[0], $_[1]);
+ my $body;
-sub get_message_node ($$$) {
- my ($xml,$tid,$mid) = @_;
- my ($mnode,$tnode);
+ $body = ($cnode -> hasChildNodes)?$cnode -> getFirstChild -> getData:'' if $cnode;
- for ( $xml -> getElementsByTagName ('Thread')) {
- if ($_ -> getAttribute ('id') eq $tid) {
+ \$body;
+}
+
+### get_message_node () ########################################################
+#
+# Search a specific message in a XML tree
+#
+# Params: $xml XML::DOM::Document Object (Document Node)
+# $tid Thread ID
+# $mid Message ID
+# Return: Message XML node, Thread XML node (or -none-)
+#
+sub get_message_node ($$$)
+{
+ my ($xml, $tid, $mid) = @_;
+ my ($mnode, $tnode);
+
+ for ($xml->getElementsByTagName ('Thread'))
+ {
+ if ($_->getAttribute ('id') eq $tid)
+ {
$tnode = $_;
- for ($tnode -> getElementsByTagName ('Message')) {
- if ($_ -> getAttribute ('id') eq $mid) {
+ for ($tnode -> getElementsByTagName ('Message'))
+ {
+ if ($_ -> getAttribute ('id') eq $mid)
+ {
$mnode = $_;
- last;}}
- last;}}
+ last;
+ }
+ }
+ last;
+ }
+ }
- wantarray?($mnode, $tnode):$mnode;
+ wantarray ? ($mnode, $tnode) : $mnode;
}
###########################
ip => $_ -> getAttribute ('ip'),
kids => [$_ -> getElementsByTagName ('Message', 0)],
answers => $_ -> getElementsByTagName ('Message') -> getLength,
- deleted => ($_ -> getAttribute ('flag') eq 'deleted')?1:0,
+ deleted => $_ -> getAttribute ('invisible'),
+ archive => $_ -> getAttribute ('archive'),
name => plain($header -> {name}),
cat => plain($header -> {category} or ''),
subject => plain($header -> {subject}),
my $message = $xml -> createElement ('Message');
$message -> setAttribute ('id', 'm'.$msg -> {mid});
- $message -> setAttribute ('flag', 'deleted') if ($msg -> {deleted});
+ $message -> setAttribute ('invisible', '1') if ($msg -> {deleted});
+ $message -> setAttribute ('archive', '1') if ($msg -> {archive});
# Header erzeugen
my $header = $xml -> createElement ('Header');
\@smsg;
}
-###########################
-# sub delete_messages
+### delete_messages () ##########################################################
#
-# geoeschte Nachrichten
-# herausfiltern
-###########################
-
-sub delete_messages ($) {
+# Filter out deleted messages
+#
+# Params: $smsg Reference of array of references of hashs
+# Return: -none-
+#
+sub delete_messages ($)
+{
my $smsg = shift;
my ($z, $oldlevel, @path) = (0,0,0);
- for (@$smsg) {
- if ($_ -> {deleted}) {
- my $n = $_ -> {answers}+1;
- for (@path) {$smsg -> [$_] -> {answers} -= $n;}
- splice @$smsg,$z,$n;}
-
- else {
- if ($_ -> {level} > $oldlevel) {
+ for (@$smsg)
+ {
+ if ($_ -> {'deleted'})
+ {
+ my $n = $_ -> {'answers'} + 1;
+ $smsg -> [$_] -> {'answers'} -= $n for (@path);
+ splice @$smsg,$z,$n;
+ }
+ else
+ {
+ if ($_ -> {'level'} > $oldlevel)
+ {
push @path,$z;
- $oldlevel = $_ -> {level};}
-
- elsif ($_ -> {level} < $oldlevel) {
- splice @path,$_ -> {level}-$oldlevel;
- $oldlevel = $_ -> {level};}
-
- else { $path[-1] = $z; }
-
- $z++;}}
+ $oldlevel = $_ -> {'level'};
+ }
+ elsif ($_ -> {'level'} < $oldlevel)
+ {
+ splice @path,$_ -> {'level'} - $oldlevel;
+ $oldlevel = $_ -> {'level'};
+ }
+ else
+ {
+ $path[-1] = $z;
+ }
+
+ $z++;
+ }
+ }
return;
}
-###########################
-# sub get_all_threads
+### get_all_threads () ##########################################################
#
-# Hauptdatei laden und
-# parsen
-###########################
-
-sub get_all_threads ($$;$) {
+# Read and Parse the main file (without any XML-module, they are too slow)
+#
+# Params: $file /path/to/filename of the main file
+# $deleted hold deleted (invisible) messages in result (1) oder not (0)
+# $sorted direction of message sort: descending (0) (default) or ascending (1)
+# Return: scalar context: hash reference
+# list context: list (\%threads, $last_thread, $last_message, \@unids)
+#
+sub get_all_threads ($$;$)
+{
my ($file, $deleted, $sorted) = @_;
my ($last_thread, $last_message, @unids, %threads);
- local *FILE;
+ local (*FILE, $/);
open FILE, $file or return undef;
my $xml = join '', <FILE>;
close(FILE) or return undef;
- if (wantarray) {
+ if (wantarray)
+ {
($last_thread) = map {/(\d+)/} $xml =~ /<Forum.+?lastThread="([^"]+)"[^>]*>/;
- ($last_message) = map {/(\d+)/} $xml =~ /<Forum.+?lastMessage="([^"]+)"[^>]*>/;}
+ ($last_message) = map {/(\d+)/} $xml =~ /<Forum.+?lastMessage="([^"]+)"[^>]*>/;
+ }
my $reg_msg = qr~(?:</Message>
- |<Message\s+id="m(\d+)"\s+unid="([^"]*)"(?:\s+flag="([^"]*)")?[^>]*>\s*
+ |<Message\s+id="m(\d+)"\s+unid="([^"]*)"(?:\s+invisible="([^"]*)")?(?:\s+archive="([^"]*)")?[^>]*>\s*
<Header>[^<]*(?:<(?!Name>)[^<]*)*
<Name>([^<]+)</Name>[^<]*(?:<(?!Category>)[^<]*)*
<Category>([^<]*)</Category>\s*
<Date\s+longSec="(\d+)"[^>]*>\s*
</Header>\s*(?:(<)/Message>|(?=(<)Message\s*)))~sx;
- while ($xml =~ /<Thread id="t(\d+)">([^<]*(?:<(?!\/Thread>)[^<]*)*)<\/Thread>/g) {
-
+ while ($xml =~ /<Thread id="t(\d+)">([^<]*(?:<(?!\/Thread>)[^<]*)*)<\/Thread>/g)
+ {
my ($tid, $thread) = ($1, $2);
my ($level, $cmno, @msg, @stack) = (0);
- while ($thread =~ m;$reg_msg;g) {
-
- if (defined($9)) {
+ while ($thread =~ m;$reg_msg;g)
+ {
+ if (defined($10))
+ {
push @stack,$cmno if (defined $cmno);
- push @msg, {};
-
- if (defined $cmno) {
+ push @msg, {mid => $1,
+ unid => $2,
+ deleted => $3,
+ archive => $4,
+ name => $5,
+ cat => $6,
+ subject => $7,
+ time => $8,
+ level => $level++,
+ unids => [],
+ kids => [],
+ answers => 0};
+
+ if (defined $cmno)
+ {
push @{$msg[$cmno] -> {kids}} => $#msg;
- push @{$msg[$cmno] -> {unids}} => $2;}
- else {
- push @unids => $2;}
+ push @{$msg[$cmno] -> {unids}} => $2;
+ }
+ else
+ {
+ push @unids => $2;
+ }
- for (@stack) {$msg[$_] -> {answers}++}
+ $msg[$_] -> {answers}++ for (@stack);
$cmno=$#msg;
- ($msg[-1] -> {mid},
- $msg[-1] -> {unid},
- $msg[-1] -> {name},
- $msg[-1] -> {cat},
- $msg[-1] -> {subject},
- $msg[-1] -> {time}) = ($1, $2, $4, $5, $6, $7);
-
- $msg[-1] -> {deleted} = ($3 eq 'deleted')?1:undef;
-
- $msg[-1] -> {name} =~ s/&/&/g;
- $msg[-1] -> {cat} =~ s/&/&/g;
+ $msg[-1] -> {name} =~ s/&/&/g;
+ $msg[-1] -> {cat} =~ s/&/&/g;
$msg[-1] -> {subject} =~ s/&/&/g;
- $msg[-1] -> {unids} = [];
- $msg[-1] -> {kids} = [];
- $msg[-1] -> {answers} = 0;
- $msg[-1] -> {level} = $level++;}
-
- elsif (defined ($8)) {
- push @msg, {};
-
- if (defined $cmno) {
+ }
+ elsif (defined ($9))
+ {
+ push @msg, {mid => $1,
+ unid => $2,
+ deleted => $3,
+ archive => $4,
+ name => $5,
+ cat => $6,
+ subject => $7,
+ time => $8,
+ level => $level,
+ unids => [],
+ kids => [],
+ answers => 0};
+
+ if (defined $cmno)
+ {
push @{$msg[$cmno] -> {kids}} => $#msg;
push @{$msg[$cmno] -> {unids}} => $2;
- $msg[$cmno] -> {answers}++;}
- else {
- push @unids => $2;}
-
- for (@stack) {$msg[$_] -> {answers}++}
-
- ($msg[-1] -> {mid},
- $msg[-1] -> {unid},
- $msg[-1] -> {name},
- $msg[-1] -> {cat},
- $msg[-1] -> {subject},
- $msg[-1] -> {time}) = ($1, $2, $4, $5, $6, $7);
+ $msg[$cmno] -> {answers}++;
+ }
+ else
+ {
+ push @unids => $2;
+ }
- $msg[-1] -> {deleted} = ($3 eq 'deleted')?1:undef;
+ $msg[$_] -> {answers}++ for (@stack);
- $msg[-1] -> {name} =~ s/&/&/g;
- $msg[-1] -> {cat} =~ s/&/&/g;
+ $msg[-1] -> {name} =~ s/&/&/g;
+ $msg[-1] -> {cat} =~ s/&/&/g;
$msg[-1] -> {subject} =~ s/&/&/g;
+ }
+ else
+ {
+ $cmno = pop @stack; $level--;
+ }
+ }
- $msg[-1] -> {level} = $level;
- $msg[-1] -> {unids} = [];
- $msg[-1] -> {kids} = [];
- $msg[-1] -> {answers} = 0;}
-
- else {
- $cmno = pop @stack; $level--;}}
-
- # ============
- # Sortieren und bei Bedarf
- # geloeschte Messages entfernen
-
- my $smsg = sort_thread (\@msg, $sorted);
- delete_messages ($smsg) unless ($deleted);
+ my $smsg = sort_thread (\@msg, $sorted); # sort messages
+ delete_messages ($smsg) unless ($deleted); # remove invisible messages
$threads{$tid} = $smsg if (@$smsg);
}
- wantarray?(\%threads, $last_thread, $last_message, \@unids): \%threads;
+ wantarray ?
+ (\%threads, $last_thread, $last_message, \@unids)
+ : \%threads;
}
###########################
$level = $msg -> {level};
$xml .= '<Message id="m'.$msg -> {mid}.'"'
.' unid="'.$msg -> {unid}.'"'
- .(($msg -> {deleted})?' flag="deleted"':'')
+ .(($msg -> {deleted})?' invisible="1"':'')
+ .(($msg -> {archive})?' archive="1"':'')
.'>'
.'<Header>'
.'<Author>'
\$xml;
}
-###########################
-# sub save_file
+### save_file () ###############################################################
#
-# Datei speichern
-###########################
-
-sub save_file ($$) {
- my ($filename,$content) = @_;
+# Save a file
+#
+# Params: $filename Filename
+# $content File content as scalar reference
+# Return: Status (1 - ok, 0 - error)
+#
+sub save_file ($$)
+{
+ my ($filename, $content) = @_;
local *FILE;
- open FILE,">$filename.temp" or return;
+ open FILE, ">$filename.temp" or return;
- unless (print FILE $$content) {
+ unless (print FILE $$content)
+ {
close FILE;
- return;};
+ return;
+ }
close FILE or return;
###########################
sub hr_time ($) {
- my @month = qw(Januar Februar M\303\244rz April Mail Juni Juli August September Oktober November Dezember);
- # ^^^^^^^^ - UTF8 #
+ my @month = (qw(Januar Februar), "M\303\244rz", qw(April Mail Juni Juli August September Oktober November Dezember));
+ # ^^^^^^^^ - UTF8 #
my (undef, $min, $hour, $day, $mon, $year) = localtime ($_[0]);
}
sub long_hr_time ($) {
- my @month = qw(Januar Februar M\303\244rz April Mail Juni Juli August September Oktober November Dezember);
- # ^^^^^^^^ - UTF8 #
+ my @month = (qw(Januar Februar), "M\303\244rz", qw(April Mail Juni Juli August September Oktober November Dezember));
+ # ^^^^^^^^ - UTF8 #
my @wday = qw(Sonntag Montag Dienstag Mittwoch Donnerstag Freitag Samstag);
my ($sek, $min, $hour, $day, $mon, $year, $wday) = localtime ($_[0]);
# ====================================================
# making require happy
-1;
-
-# ====================================================
-# end of Posting::_lib
-# ====================================================
+1;
\ No newline at end of file
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