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pgbackrest/doc/lib/BackRestDoc/Latex/DocLatexSection.pm
David Steele de7fc37f88 Storage and IO layer refactor:
Refactor storage layer to allow for new repository filesystems using drivers. (Reviewed by Cynthia Shang.)
Refactor IO layer to allow for new compression formats, checksum types, and other capabilities using filters. (Reviewed by Cynthia Shang.)
2017-06-09 17:51:41 -04:00

426 lines
13 KiB
Perl

####################################################################################################################################
# DOC LATEX SECTION MODULE
####################################################################################################################################
package BackRestDoc::Latex::DocLatexSection;
use parent 'BackRestDoc::Common::DocExecute';
use strict;
use warnings FATAL => qw(all);
use Carp qw(confess);
use Exporter qw(import);
our @EXPORT = qw();
use pgBackRest::Common::Ini;
use pgBackRest::Common::Log;
use pgBackRest::Common::String;
use pgBackRest::Config::ConfigHelp;
use BackRestDoc::Common::DocManifest;
####################################################################################################################################
# CONSTRUCTOR
####################################################################################################################################
sub new
{
my $class = shift; # Class name
# Assign function parameters, defaults, and log debug info
my
(
$strOperation,
$oManifest,
$strRenderOutKey,
$bExe
) =
logDebugParam
(
__PACKAGE__ . '->new', \@_,
{name => 'oManifest'},
{name => 'strRenderOutKey'},
{name => 'bExe'}
);
# Create the class hash
my $self = $class->SUPER::new('latex', $oManifest, $strRenderOutKey, $bExe);
bless $self, $class;
# Return from function and log return values if any
return logDebugReturn
(
$strOperation,
{name => 'self', value => $self}
);
}
####################################################################################################################################
# process
#
# Generate the site html
####################################################################################################################################
sub process
{
my $self = shift;
# Assign function parameters, defaults, and log debug info
my $strOperation = logDebugParam(__PACKAGE__ . '->process');
# Working variables
my $oPage = $self->{oDoc};
my $strLatex;
# Initialize page
my $strTitle = $oPage->paramGet('title');
my $strSubTitle = $oPage->paramGet('subtitle', false);
# Render sections
foreach my $oSection ($oPage->nodeList('section'))
{
$strLatex .= (defined($strLatex) ? "\n" : '') . $self->sectionProcess($oSection, undef, 1);
}
# Return from function and log return values if any
return logDebugReturn
(
$strOperation,
{name => 'strHtml', value => $strLatex, trace => true}
);
}
####################################################################################################################################
# sectionProcess
####################################################################################################################################
sub sectionProcess
{
my $self = shift;
# Assign function parameters, defaults, and log debug info
my
(
$strOperation,
$oSection,
$strSection,
$iDepth
) =
logDebugParam
(
__PACKAGE__ . '->sectionRender', \@_,
{name => 'oSection'},
{name => 'strSection', required => false},
{name => 'iDepth'}
);
&log(INFO, (' ' x ($iDepth + 1)) . 'process section: ' . $oSection->paramGet('path'));
# Create the section
my $strSectionTitle = $self->processText($oSection->nodeGet('title')->textGet());
$strSection .= (defined($strSection) ? ', ' : '') . "'${strSectionTitle}' " . ('Sub' x ($iDepth - 1)) . "Section";
my $strLatex =
"% ${strSection}\n% " . ('-' x 130) . "\n\\";
if ($iDepth <= 3)
{
$strLatex .= ($iDepth > 1 ? ('sub' x ($iDepth - 1)) : '') . "section";
}
elsif ($iDepth == 4)
{
$strLatex .= 'paragraph';
}
else
{
confess &log(ASSERT, "section depth of ${iDepth} exceeds maximum");
}
$strLatex .= "\{${strSectionTitle}\}\\label{" . $oSection->paramGet('path', false) . "}\n";
foreach my $oChild ($oSection->nodeList())
{
&log(DEBUG, (' ' x ($iDepth + 2)) . 'process child ' . $oChild->nameGet());
# Execute a command
if ($oChild->nameGet() eq 'execute-list')
{
my $strHostName = $self->{oManifest}->variableReplace($oChild->paramGet('host'));
$strLatex .=
"\n\\begin\{lstlisting\}[title=\{\\textnormal{\\textbf\{${strHostName}}} --- " .
$self->processText($oChild->nodeGet('title')->textGet()) . "}]\n";
foreach my $oExecute ($oChild->nodeList('execute'))
{
my $bExeShow = !$oExecute->paramTest('show', 'n');
my ($strCommand, $strOutput) = $self->execute($oSection,
$self->{oManifest}->variableReplace($oChild->paramGet('host')),
$oExecute, $iDepth + 3);
if ($bExeShow)
{
$strLatex .= "${strCommand}\n";
if (defined($strOutput))
{
$strLatex .= "\nOutput:\n\n${strOutput}\n";
}
}
}
$strLatex .=
"\\end{lstlisting}\n";
}
# Add code block
elsif ($oChild->nameGet() eq 'code-block')
{
my $strTitle = $oChild->paramGet("title", false);
if (defined($strTitle) && $strTitle eq '')
{
undef($strTitle)
}
# Begin the code listing
if (!defined($strTitle))
{
$strLatex .=
"\\vspace{.75em}\n";
}
$strLatex .=
"\\begin\{lstlisting\}";
# Add the title if one is provided
if (defined($strTitle))
{
$strLatex .= "[title=\{${strTitle}:\}]";
}
# End the code listing
$strLatex .=
"\n" .
trim($oChild->valueGet()) . "\n" .
"\\end{lstlisting}\n";
}
# Add table
elsif ($oChild->nameGet() eq 'table')
{
my $oHeader = $oChild->nodeGet('table-header');
my @oyColumn = $oHeader->nodeList('table-column');
my $strWidth = '{' . ($oHeader->paramTest('width') ? $oHeader->paramGet('width') : '\textwidth') . '}';
# Build the table header
$strLatex .= "\\vspace{1em}\\newline\n";
$strLatex .= "\\begin{tabularx}${strWidth}{ | ";
foreach my $oColumn (@oyColumn)
{
my $strAlignCode;
my $strAlign = $oColumn->paramGet("align", false);
if ($oColumn->paramTest('fill', 'y'))
{
if (!defined($strAlign) || $strAlign eq 'left')
{
$strAlignCode = 'X';
}
elsif ($strAlign eq 'right')
{
$strAlignCode = 'R';
}
else
{
confess &log(ERROR, "align '${strAlign}' not valid when fill=y");
}
}
else
{
if (!defined($strAlign) || $strAlign eq 'left')
{
$strAlignCode = 'l';
}
elsif ($strAlign eq 'center')
{
$strAlignCode = 'c';
}
elsif ($strAlign eq 'right')
{
$strAlignCode = 'r';
}
else
{
confess &log(ERROR, "align '${strAlign}' not valid");
}
}
# $strLatex .= 'p{' . $oColumn->paramGet("width") . '} | ';
$strLatex .= $strAlignCode . ' | ';
}
$strLatex .= "}\n";
if ($oChild->nodeGet("title", false))
{
$strLatex .= "\\caption{" . $self->processText($oChild->nodeGet("title")->textGet()) . ":}\\\\\n";
}
$strLatex .= "\\hline";
$strLatex .= "\\rowcolor{ltgray}\n";
my $strLine;
foreach my $oColumn (@oyColumn)
{
$strLine .= (defined($strLine) ? ' & ' : '') . '\textbf{' . $self->processText($oColumn->textGet()) . '}';
}
$strLatex .= "${strLine}\\\\";
# Build the rows
foreach my $oRow ($oChild->nodeGet('table-data')->nodeList('table-row'))
{
$strLatex .= "\\hline\n";
undef($strLine);
foreach my $oRowCell ($oRow->nodeList('table-cell'))
{
$strLine .= (defined($strLine) ? ' & ' : '') . $self->processText($oRowCell->textGet());
}
$strLatex .= "${strLine}\\\\";
}
$strLatex .= "\\hline\n\\end{tabularx}\n";
}
# Add descriptive text
elsif ($oChild->nameGet() eq 'p')
{
$strLatex .= "\n" . $self->processText($oChild->textGet()) . "\n";
}
# Add option descriptive text
elsif ($oChild->nameGet() eq 'option-description')
{
my $strOption = $oChild->paramGet("key");
my $oDescription = ${$self->{oReference}->{oConfigHash}}{&CONFIG_HELP_OPTION}{$strOption}{&CONFIG_HELP_DESCRIPTION};
if (!defined($oDescription))
{
confess &log(ERROR, "unable to find ${strOption} option in sections - try adding option?");
}
$strLatex .= "\n" . $self->processText($oDescription) . "\n";
}
# Add cmd descriptive text
elsif ($oChild->nameGet() eq 'cmd-description')
{
my $strCommand = $oChild->paramGet("key");
my $oDescription = ${$self->{oReference}->{oConfigHash}}{&CONFIG_HELP_COMMAND}{$strCommand}{&CONFIG_HELP_DESCRIPTION};
if (!defined($oDescription))
{
confess &log(ERROR, "unable to find ${strCommand} command in sections - try adding command?");
}
$strLatex .= "\n" . $self->processText($oDescription) . "\n";
}
# Add a list
elsif ($oChild->nameGet() eq 'list')
{
$strLatex .= "\n\\begin{itemize}";
foreach my $oListItem ($oChild->nodeList())
{
$strLatex .= "\n \\item " . $self->processText($oListItem->textGet());
}
$strLatex .= "\n\\end{itemize}";
}
# Add/remove config options
elsif ($oChild->nameGet() eq 'backrest-config' || $oChild->nameGet() eq 'postgres-config')
{
$strLatex .= $self->configProcess($oSection, $oChild, $iDepth + 3);
}
# Add a subsection
elsif ($oChild->nameGet() eq 'section')
{
$strLatex .= "\n" . $self->sectionProcess($oChild, $strSection, $iDepth + 1);
}
# Check if the child can be processed by a parent
else
{
$self->sectionChildProcess($oSection, $oChild, $iDepth + 1);
}
}
# Return from function and log return values if any
return logDebugReturn
(
$strOperation,
{name => 'strSection', value => $strLatex, trace => true}
);
}
####################################################################################################################################
# configProcess
####################################################################################################################################
sub configProcess
{
my $self = shift;
# Assign function parameters, defaults, and log debug info
my
(
$strOperation,
$oSection,
$oConfig,
$iDepth
) =
logDebugParam
(
__PACKAGE__ . '->configProcess', \@_,
{name => 'oSection'},
{name => 'oConfig'},
{name => 'iDepth'}
);
# Working variables
my $strLatex = '';
my $strFile;
my $strConfig;
my $bShow = true;
# Generate the config
if ($oConfig->nameGet() eq 'backrest-config')
{
($strFile, $strConfig, $bShow) = $self->backrestConfig($oSection, $oConfig, $iDepth);
}
else
{
($strFile, $strConfig, $bShow) = $self->postgresConfig($oSection, $oConfig, $iDepth);
}
if ($bShow)
{
my $strHostName = $self->{oManifest}->variableReplace($oConfig->paramGet('host'));
# Replace _ in filename
$strFile = $self->variableReplace($strFile);
# Render the config
$strLatex =
"\n\\begin\{lstlisting\}[title=\{\\textnormal{\\textbf\{${strHostName}}}:\\textnormal{\\texttt\{${strFile}}} --- " .
$self->processText($oConfig->nodeGet('title')->textGet()) . "}]\n" .
(defined($strConfig) ? $strConfig : '') .
"\\end{lstlisting}\n";
}
# Return from function and log return values if any
return logDebugReturn
(
$strOperation,
{name => 'strConfig', value => $strLatex, trace => true}
);
}
1;