-#
-#
-# NOTE: strict checks are package global. don't check this file
-# with perl -sc, it will only capture SimpleTemplate
-#
-#
-
-package SimpleTemplate;
-
-use strict;
-
-# Parameters:
-# 1. The template's file name
-# 2. A reference to the Form object
-# 3. A reference to the myconfig hash
-#
-# Returns:
-# A new template object
-sub new {
- my $type = shift;
- my $self = {};
-
- bless($self, $type);
- $self->_init(@_);
-
- return $self;
-}
-
-sub _init {
- my $self = shift;
-
- $self->{source} = shift;
- $self->{form} = shift;
- $self->{myconfig} = shift;
- $self->{userspath} = shift;
-
- $self->{error} = undef;
- $self->{quot_re} = '"';
-
- $self->set_tag_style('<%', '%>');
-}
-
-sub set_tag_style {
- my $self = shift;
- my $tag_start = shift;
- my $tag_end = shift;
-
- $self->{tag_start} = $tag_start;
- $self->{tag_end} = $tag_end;
- $self->{tag_start_qm} = quotemeta $tag_start;
- $self->{tag_end_qm} = quotemeta $tag_end;
-
- $self->{substitute_vars_re} = "$self->{tag_start_qm}(.+?)$self->{tag_end_qm}";
-}
-
-sub cleanup {
- my ($self) = @_;
-}
-
-# Parameters:
-# 1. A typeglob for the file handle. The output will be written
-# to this file handle.
-#
-# Returns:
-# 1 on success and undef or 0 if there was an error. In the latter case
-# the calling function can retrieve the error message via $obj->get_error()
-sub parse {
- my $self = $_[0];
- local *OUT = $_[1];
-
- print(OUT "Hallo!\n");
-}
-
-sub get_error {
- my $self = shift;
-
- return $self->{"error"};
-}
-
-sub uses_temp_file {
- return 0;
-}
-
-sub _get_loop_variable {
- my $self = shift;
- my $var = shift;
- my $get_array = shift;
- my @indices = @_;
-
- my $form = $self->{form};
- my $value;
-
- if (($get_array || @indices) && (ref $form->{TEMPLATE_ARRAYS} eq 'HASH') && (ref $form->{TEMPLATE_ARRAYS}->{$var} eq 'ARRAY')) {
- $value = $form->{TEMPLATE_ARRAYS}->{$var};
- } else {
- $value = $form->{$var};
- }
-
- for (my $i = 0; $i < scalar(@indices); $i++) {
- last unless (ref($value) eq "ARRAY");
- $value = $value->[$indices[$i]];
- }
-
- return $value;
-}
-
-sub substitute_vars {
- my ($self, $text, @indices) = @_;
-
- my $form = $self->{"form"};
-
- while ($text =~ /$self->{substitute_vars_re}/) {
- my ($tag_pos, $tag_len) = ($-[0], $+[0] - $-[0]);
- my ($var, @options) = split(/\s+/, $1);
-
- my $value = $self->_get_loop_variable($var, 0, @indices);
- $value = $self->format_string($value) unless (grep(/^NOESCAPE$/, @options));
-
- substr($text, $tag_pos, $tag_len, $value);
- }
-
- return $text;
-}
-
-sub _parse_block_if {
- $main::lxdebug->enter_sub();
-
- my $self = shift;
- my $contents = shift;
- my $new_contents = shift;
- my $pos_if = shift;
- my @indices = @_;
-
- $$new_contents .= $self->substitute_vars(substr($$contents, 0, $pos_if), @indices);
- substr($$contents, 0, $pos_if) = "";
-
- if ($$contents !~ m/^$self->{tag_start_qm}if
- \s*
- (not\b|\!)? # $1 -- Eventuelle Negierung
- \s+
- (\b.+?\b) # $2 -- Name der zu überprüfenden Variablen
- ( # $3 -- Beginn des optionalen Vergleiches
- \s*
- ([!=]) # $4 -- Negierung des Vergleiches speichern
- ([=~]) # $5 -- Art des Vergleiches speichern
- \s*
- ( # $6 -- Gequoteter String oder Bareword
- $self->{quot_re}
- (.*?)(?<!\\) # $7 -- Gequoteter String -- direkter Vergleich mit eq bzw. ne oder Patternmatching; Escapete Anführungs als Teil des Strings belassen
- $self->{quot_re}
- |
- (\b.+?\b) # $8 -- Bareword -- als Index für $form benutzen
- )
- )?
- \s*
- $self->{tag_end_qm}
- /x) {
- $self->{"error"} = "Malformed $self->{tag_start}if$self->{tag_end}.";
- $main::lxdebug->leave_sub();
- return undef;
- }
-
- my $not = $1;
- my $var = $2;
- my $operator_neg = $4; # '=' oder '!' oder undef, wenn kein Vergleich erkannt
- my $operator_type = $5; # '=' oder '~' für Stringvergleich oder Regex
- my $quoted_word = $7; # nur gültig, wenn quoted string angegeben (siehe unten); dann "value" aus <%if var == "value" %>
- my $bareword = $8; # undef, falls quoted string angegeben wurde; andernfalls "othervar" aus <%if var == othervar %>
-
- $not = !$not if ($operator_neg && $operator_neg eq '!');
-
- substr($$contents, 0, length($&)) = "";
-
- my $block;
- ($block, $$contents) = $self->find_end($$contents, 0, $var, $not);
- if (!$block) {
- $self->{"error"} = "Unclosed $self->{tag_start}if$self->{tag_end}." unless ($self->{"error"});
- $main::lxdebug->leave_sub();
- return undef;
- }
-
- my $value = $self->_get_loop_variable($var, 0, @indices);
- my $hit = 0;
-
- if ($operator_type) {
- my $compare_to = $bareword ? $self->_get_loop_variable($bareword, 0, @indices) : $quoted_word;
- if ($operator_type eq '=') {
- $hit = ($not && !($value eq $compare_to)) || (!$not && ($value eq $compare_to));
- } else {
- $hit = ($not && !($value =~ m/$compare_to/i)) || (!$not && ($value =~ m/$compare_to/i));
- }
-
- } else {
- $hit = ($not && ! $value) || (!$not && $value);
- }
-
- if ($hit) {
- my $new_text = $self->parse_block($block, @indices);
- if (!defined($new_text)) {
- $main::lxdebug->leave_sub();
- return undef;
- }
- $$new_contents .= $new_text;
- }
-
- $main::lxdebug->leave_sub();
-
- return 1;
-}
-
-1;
-
-####
-#### LaTeXTemplate
-####
-
-package LaTeXTemplate;
-
-use vars qw(@ISA);
-
-@ISA = qw(SimpleTemplate);
-
-use strict;
-
-sub new {
- my $type = shift;
-
- my $self = $type->SUPER::new(@_);
-
- return $self;
-}
-
-sub format_string {
- my ($self, $variable) = @_;
- my $form = $self->{"form"};
-
- $variable = $main::locale->quote_special_chars('Template/LaTeX', $variable);
-
- # Allow some HTML markup to be converted into the output format's
- # corresponding markup code, e.g. bold or italic.
- my %markup_replace = ('b' => 'textbf',
- 'i' => 'textit',
- 'u' => 'underline');
-
- foreach my $key (keys(%markup_replace)) {
- my $new = $markup_replace{$key};
- $variable =~ s/\$\<\$${key}\$\>\$(.*?)\$<\$\/${key}\$>\$/\\${new}\{$1\}/gi;
- }
-
- $variable =~ s/[\x00-\x1f]//g;
-
- return $variable;
-}
-
-sub parse_foreach {
- my ($self, $var, $text, $start_tag, $end_tag, @indices) = @_;
-
- my ($form, $new_contents) = ($self->{"form"}, "");
-
- my $ary = $self->_get_loop_variable($var, 1, @indices);
-
- my $sum = 0;
- my $current_page = 1;
- my ($current_line, $corrent_row) = (0, 1);
- my $description_array = $self->_get_loop_variable("description", 1);
- my $longdescription_array = $self->_get_loop_variable("longdescription", 1);
- my $linetotal_array = $self->_get_loop_variable("linetotal", 1);
-
- $form->{TEMPLATE_ARRAYS}->{cumulatelinetotal} = [];
-
- # forech block hasn't given us an array. ignore
- return $new_contents unless ref $ary eq 'ARRAY';
-
- for (my $i = 0; $i < scalar(@{$ary}); $i++) {
- # do magic markers
- $form->{"__first__"} = $i == 1;
- $form->{"__last__"} = ($i + 1) == scalar(@{$ary});
- $form->{"__odd__"} = (($i + 1) % 2) == 1;
- $form->{"__counter__"} = $i + 1;
-
- if ( ref $description_array eq 'ARRAY'
- && scalar @{$description_array} == scalar @{$ary}
- && $self->{"chars_per_line"} != 0)
- {
- my $lines = int(length($description_array->[$i]) / $self->{"chars_per_line"});
- my $lpp;
-
- $description_array->[$i] =~ s/(\\newline\s?)*$//;
- $lines++ while ($description_array->[$i] =~ m/\\newline/g);
- $lines++;
-
- if ($current_page == 1) {
- $lpp = $self->{"lines_on_first_page"};
- } else {
- $lpp = $self->{"lines_on_second_page"};
- }
-
- # Yes we need a manual page break -- or the user has forced one
- if ( (($current_line + $lines) > $lpp)
- || ($description_array->[$i] =~ /<pagebreak>/)
- || ( ref $longdescription_array eq 'ARRAY'
- && $longdescription_array->[$i] =~ /<pagebreak>/)) {
- my $pb = $self->{"pagebreak_block"};
-
- # replace the special variables <%sumcarriedforward%>
- # and <%lastpage%>
-
- my $psum = $form->format_amount($self->{"myconfig"}, $sum, 2);
- $pb =~ s/$self->{tag_start_qm}sumcarriedforward$self->{tag_end_qm}/$psum/g;
- $pb =~ s/$self->{tag_start_qm}lastpage$self->{tag_end_qm}/$current_page/g;
-
- my $new_text = $self->parse_block($pb, (@indices, $i));
- return undef unless (defined($new_text));
- $new_contents .= $new_text;
-
- $current_page++;
- $current_line = 0;
- }
- $current_line += $lines;
- }
-
- if ( ref $linetotal_array eq 'ARRAY'
- && $i < scalar(@{$linetotal_array})) {
- $sum += $form->parse_amount($self->{"myconfig"}, $linetotal_array->[$i]);
- }
-
- $form->{TEMPLATE_ARRAYS}->{cumulatelinetotal}->[$i] = $form->format_amount($self->{"myconfig"}, $sum, 2);
-
- my $new_text = $self->parse_block($text, (@indices, $i));
- return undef unless (defined($new_text));
- $new_contents .= $start_tag . $new_text . $end_tag;
- }
- map({ delete($form->{"__${_}__"}); } qw(first last odd counter));
-
- return $new_contents;
-}
-
-sub find_end {
- my ($self, $text, $pos, $var, $not) = @_;
-
- my $tag_start_len = length $self->{tag_start};
-
- my $depth = 1;
- $pos = 0 unless ($pos);
-
- while ($pos < length($text)) {
- $pos++;
-
- next if (substr($text, $pos - 1, length($self->{tag_start})) ne $self->{tag_start});
-
- my $keyword_pos = $pos - 1 + $tag_start_len;
-
- if ((substr($text, $keyword_pos, 2) eq 'if') || (substr($text, $keyword_pos, 3) eq 'for')) {
- $depth++;
-
- } elsif ((substr($text, $keyword_pos, 4) eq 'else') && (1 == $depth)) {
- if (!$var) {
- $self->{"error"} =
- "$self->{tag_start}else$self->{tag_end} outside of "
- . "$self->{tag_start}if$self->{tag_end} / "
- . "$self->{tag_start}ifnot$self->{tag_end}.";
- return undef;
- }
-
- my $block = substr($text, 0, $pos - 1);
- substr($text, 0, $pos - 1) = "";
- $text =~ s!^$self->{tag_start_qm}.+?$self->{tag_end_qm}!!;
- $text = $self->{tag_start} . 'if' . ($not ? " " : "not ") . $var . $self->{tag_end} . $text;
-
- return ($block, $text);
-
- } elsif (substr($text, $keyword_pos, 3) eq 'end') {
- $depth--;
- if ($depth == 0) {
- my $block = substr($text, 0, $pos - 1);
- substr($text, 0, $pos - 1) = "";
- $text =~ s!^$self->{tag_start_qm}.+?$self->{tag_end_qm}!!;
-
- return ($block, $text);
- }
- }
- }
-
- return undef;
-}
-
-sub parse_block {
- $main::lxdebug->enter_sub();
-
- my ($self, $contents, @indices) = @_;
-
- my $new_contents = "";
-
- while ($contents ne "") {
- my $pos_if = index($contents, $self->{tag_start} . 'if');
- my $pos_foreach = index($contents, $self->{tag_start} . 'foreach');
-
- if ((-1 == $pos_if) && (-1 == $pos_foreach)) {
- $new_contents .= $self->substitute_vars($contents, @indices);
- last;
- }
-
- if ((-1 == $pos_if) || ((-1 != $pos_foreach) && ($pos_if > $pos_foreach))) {
- $new_contents .= $self->substitute_vars(substr($contents, 0, $pos_foreach), @indices);
- substr($contents, 0, $pos_foreach) = "";
-
- if ($contents !~ m|^$self->{tag_start_qm}foreach (.+?)$self->{tag_end_qm}|) {
- $self->{"error"} = "Malformed $self->{tag_start}foreach$self->{tag_end}.";
- $main::lxdebug->leave_sub();
- return undef;
- }
-
- my $var = $1;
-
- substr($contents, 0, length($&)) = "";
-
- my $block;
- ($block, $contents) = $self->find_end($contents);
- if (!$block) {
- $self->{"error"} = "Unclosed $self->{tag_start}foreach$self->{tag_end}." unless ($self->{"error"});
- $main::lxdebug->leave_sub();
- return undef;
- }
-
- my $new_text = $self->parse_foreach($var, $block, "", "", @indices);
- if (!defined($new_text)) {
- $main::lxdebug->leave_sub();
- return undef;
- }
- $new_contents .= $new_text;
-
- } else {
- if (!$self->_parse_block_if(\$contents, \$new_contents, $pos_if, @indices)) {
- $main::lxdebug->leave_sub();
- return undef;
- }
- }
- }
-
- $main::lxdebug->leave_sub();
-
- return $new_contents;
-}
-
-sub parse_first_line {
- my $self = shift;
- my $line = shift || "";
-
- if ($line =~ m/([^\s]+)set-tag-style([^\s]+)/) {
- if ($1 eq $2) {
- $self->{error} = "The tag start and end markers must not be equal.";
- return 0;
- }
-
- $self->set_tag_style($1, $2);
- }
-
- return 1;
-}
-
-sub _parse_config_option {
- my $self = shift;
- my $line = shift;
-
- $line =~ s/^\s*//;
- $line =~ s/\s*$//;
-
- my ($key, $value) = split m/\s*=\s*/, $line, 2;
-
- if ($key eq 'tag-style') {
- $self->set_tag_style(split(m/\s+/, $value, 2));
- }
-}
-
-sub _parse_config_lines {
- my $self = shift;
- my $lines = shift;
-
- my ($comment_start, $comment_end) = ("", "");
-
- if (ref $self eq 'LaTeXTemplate') {
- $comment_start = '\s*%';
- } elsif (ref $self eq 'HTMLTemplate') {
- $comment_start = '\s*<!--';
- $comment_end = '>\s*';
- } else {
- $comment_start = '\s*\#';
- }
-
- my $num_lines = scalar @{ $lines };
- my $i = 0;
-
- while ($i < $num_lines) {
- my $line = $lines->[$i];
-
- if ($line !~ m/^${comment_start}\s*config\s*:(.*)${comment_end}$/i) {
- $i++;
- next;
- }
-
- $self->_parse_config_option($1);
- splice @{ $lines }, $i, 1;
- $num_lines--;
- }
-}
-
-sub _force_mandatory_packages {
- my $self = shift;
- my $lines = shift;
-
- my (%used_packages, $document_start_line);
-
- foreach my $i (0 .. scalar @{ $lines } - 1) {
- if ($lines->[$i] =~ m/\\usepackage[^\{]*{(.*?)}/) {
- $used_packages{$1} = 1;
-
- } elsif ($lines->[$i] =~ m/\\begin{document}/) {
- $document_start_line = $i;
- last;
-
- }
- }
-
- $document_start_line = scalar @{ $lines } - 1 if (!defined $document_start_line);
-
- if (!$used_packages{textcomp}) {
- splice @{ $lines }, $document_start_line, 0, "\\usepackage{textcomp}\n";
- $document_start_line++;
- }
-}
-
-sub parse {
- my $self = $_[0];
- local *OUT = $_[1];
- my $form = $self->{"form"};
-
- if (!open(IN, "$form->{templates}/$form->{IN}")) {
- $self->{"error"} = "$!";
- return 0;
- }
- my @lines = <IN>;
- close(IN);
-
- $self->_parse_config_lines(\@lines);
- $self->_force_mandatory_packages(\@lines) if (ref $self eq 'LaTeXTemplate');
-
- my $contents = join("", @lines);
-
- # detect pagebreak block and its parameters
- if ($contents =~ /$self->{tag_start_qm}pagebreak\s+(\d+)\s+(\d+)\s+(\d+)\s*$self->{tag_end_qm}(.*?)$self->{tag_start_qm}end(\s*pagebreak)?$self->{tag_end_qm}/s) {
- $self->{"chars_per_line"} = $1;
- $self->{"lines_on_first_page"} = $2;
- $self->{"lines_on_second_page"} = $3;
- $self->{"pagebreak_block"} = $4;
-
- substr($contents, length($`), length($&)) = "";
- }
-
- $self->{"forced_pagebreaks"} = [];
-
- my $new_contents = $self->parse_block($contents);
- if (!defined($new_contents)) {
- $main::lxdebug->leave_sub();
- return 0;
- }
-
- print(OUT $new_contents);
-
- if ($form->{"format"} =~ /postscript/i) {
- return $self->convert_to_postscript();
- } elsif ($form->{"format"} =~ /pdf/i) {
- return $self->convert_to_pdf();
- } else {
- return 1;
- }
-}
-
-sub convert_to_postscript {
- my ($self) = @_;
- my ($form, $userspath) = ($self->{"form"}, $self->{"userspath"});
-
- # Convert the tex file to postscript
-
- if (!chdir("$userspath")) {
- $self->{"error"} = "chdir : $!";
- $self->cleanup();
- return 0;
- }
-
- $form->{tmpfile} =~ s/\Q$userspath\E\///g;
-
- my $latex = $self->_get_latex_path();
-
- for (my $run = 1; $run <= 2; $run++) {
- system("${latex} --interaction=nonstopmode $form->{tmpfile} " .
- "> $form->{tmpfile}.err");
- if ($?) {
- $self->{"error"} = $form->cleanup();
- $self->cleanup();
- return 0;
- }
- }
-
- $form->{tmpfile} =~ s/tex$/dvi/;
-
- system("dvips $form->{tmpfile} -o -q > /dev/null");
- if ($?) {
- $self->{"error"} = "dvips : $!";
- $self->cleanup();
- return 0;
- }
- $form->{tmpfile} =~ s/dvi$/ps/;
-
- $self->cleanup();
-
- return 1;
-}
-
-sub convert_to_pdf {
- my ($self) = @_;
- my ($form, $userspath) = ($self->{"form"}, $self->{"userspath"});
-
- # Convert the tex file to PDF
-
- if (!chdir("$userspath")) {
- $self->{"error"} = "chdir : $!";
- $self->cleanup();
- return 0;
- }
-
- $form->{tmpfile} =~ s/\Q$userspath\E\///g;
-
- my $latex = $self->_get_latex_path();
-
- for (my $run = 1; $run <= 2; $run++) {
- system("${latex} --interaction=nonstopmode $form->{tmpfile} " .
- "> $form->{tmpfile}.err");
- if ($?) {
- $self->{"error"} = $form->cleanup();
- $self->cleanup();
- return 0;
- }
- }
-
- $form->{tmpfile} =~ s/tex$/pdf/;
-
- $self->cleanup();
-}
-
-sub _get_latex_path {
- return $main::latex_bin || 'pdflatex';
-}
-
-sub get_mime_type() {
- my ($self) = @_;
-
- if ($self->{"form"}->{"format"} =~ /postscript/i) {
- return "application/postscript";
- } else {
- return "application/pdf";
- }
-}
-
-sub uses_temp_file {
- return 1;
-}
-
-
-####
-#### HTMLTemplate
-####
-
-package HTMLTemplate;
-
-use vars qw(@ISA);
-
-@ISA = qw(LaTeXTemplate);
-
-use strict;
-
-sub new {
- my $type = shift;
-
- return $type->SUPER::new(@_);
-}
-
-sub format_string {
- my ($self, $variable) = @_;
- my $form = $self->{"form"};
-
- $variable = $main::locale->quote_special_chars('Template/HTML', $variable);
-
- # Allow some HTML markup to be converted into the output format's
- # corresponding markup code, e.g. bold or italic.
- my @markup_replace = ('b', 'i', 's', 'u', 'sub', 'sup');
-
- foreach my $key (@markup_replace) {
- $variable =~ s/\<(\/?)${key}\>/<$1${key}>/g;
- }
-
- return $variable;
-}
-
-sub get_mime_type() {
- my ($self) = @_;
-
- if ($self->{"form"}->{"format"} =~ /postscript/i) {
- return "application/postscript";
- } elsif ($self->{"form"}->{"format"} =~ /pdf/i) {
- return "application/pdf";
- } else {
- return "text/html";
- }
-}
-
-sub uses_temp_file {
- my ($self) = @_;
-
- if ($self->{"form"}->{"format"} =~ /postscript/i) {
- return 1;
- } elsif ($self->{"form"}->{"format"} =~ /pdf/i) {
- return 1;
- } else {
- return 0;
- }
-}
-
-sub convert_to_postscript {
- my ($self) = @_;
- my ($form, $userspath) = ($self->{"form"}, $self->{"userspath"});
-
- # Convert the HTML file to postscript
-
- if (!chdir("$userspath")) {
- $self->{"error"} = "chdir : $!";
- $self->cleanup();
- return 0;
- }
-
- $form->{"tmpfile"} =~ s/\Q$userspath\E\///g;
- my $psfile = $form->{"tmpfile"};
- $psfile =~ s/.html/.ps/;
- if ($psfile eq $form->{"tmpfile"}) {
- $psfile .= ".ps";
- }
-
- system("html2ps -f html2ps-config < $form->{tmpfile} > $psfile");
- if ($?) {
- $self->{"error"} = $form->cleanup();
- $self->cleanup();
- return 0;
- }
-
- $form->{"tmpfile"} = $psfile;
projects / mfinanz.git / blobdiff