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pgbackrest/doc/lib/BackRestDoc/Common/DocConfig.pm
Cynthia Shang 28c5e54b09 Added SEO and sharing features to the website.
Descriptions wordsmithed (for better or worse) by committer.
2016-05-16 17:01:48 -04:00

786 lines
28 KiB
Perl

####################################################################################################################################
# DOC CONFIG MODULE
####################################################################################################################################
package BackRestDoc::Common::DocConfig;
use strict;
use warnings FATAL => qw(all);
use Carp qw(confess);
use Exporter qw(import);
our @EXPORT = qw();
use File::Basename qw(dirname);
use lib dirname($0) . '/../lib';
use pgBackRest::Common::Log;
use pgBackRest::Common::String;
use pgBackRest::Config::Config;
use pgBackRest::Config::ConfigHelp;
use pgBackRest::FileCommon;
####################################################################################################################################
# Operation constants
####################################################################################################################################
use constant OP_DOC_CONFIG => 'DocConfig';
use constant OP_DOC_CONFIG_NEW => OP_DOC_CONFIG . '->new';
use constant OP_DOC_CONFIG_PROCESS => OP_DOC_CONFIG . '->process';
use constant OP_DOC_CONFIG_HELP_DATA_WRITE => OP_DOC_CONFIG . '->helpDataWrite';
use constant OP_DOC_CONFIG_HELP_CONFIG_DOC_GET => OP_DOC_CONFIG . '->helpConfigDocGet';
####################################################################################################################################
# Help types
####################################################################################################################################
use constant CONFIG_HELP_NAME => 'name';
use constant CONFIG_HELP_EXAMPLE => 'example';
####################################################################################################################################
# CONSTRUCTOR
####################################################################################################################################
sub new
{
my $class = shift; # Class name
# Create the class hash
my $self = {};
bless $self, $class;
# Assign function parameters, defaults, and log debug info
(
my $strOperation,
$self->{oDoc},
$self->{oDocRender}
) =
logDebugParam
(
OP_DOC_CONFIG_NEW, \@_,
{name => 'oDoc'},
{name => 'oDocRender'}
);
$self->process();
# Return from function and log return values if any
return logDebugReturn
(
$strOperation,
{name => 'self', value => $self}
);
}
####################################################################################################################################
# process
#
# Parse the xml doc into commands and options.
####################################################################################################################################
sub process
{
my $self = shift;
# Assign function parameters, defaults, and log debug info
my $strOperation = logDebugParam(OP_DOC_CONFIG_PROCESS);
# Iterate through all commands
my $oDoc = $self->{oDoc};
my $oConfigHash = {};
foreach my $strCommand (sort(keys(commandHashGet())))
{
if ($strCommand eq CMD_REMOTE)
{
next;
}
my $oCommandDoc = $oDoc->nodeGet('operation')->nodeGet('command-list')->nodeGetById('command', $strCommand);
$$oConfigHash{&CONFIG_HELP_COMMAND}{$strCommand} = {};
my $oCommand = $$oConfigHash{&CONFIG_HELP_COMMAND}{$strCommand};
$$oCommand{&CONFIG_HELP_SUMMARY} = $oCommandDoc->nodeGet('summary')->textGet();
$$oCommand{&CONFIG_HELP_DESCRIPTION} = $oCommandDoc->textGet();
}
# Iterate through all options
my $oOptionRule = optionRuleGet();
foreach my $strOption (sort(keys($oOptionRule)))
{
if ($strOption =~ /^test/ || $strOption eq 'no-fork')
{
next;
}
# Iterate through all commands
my @stryCommandList = sort(keys(defined($$oOptionRule{$strOption}{&OPTION_RULE_COMMAND}) ?
$$oOptionRule{$strOption}{&OPTION_RULE_COMMAND} : $$oConfigHash{&CONFIG_HELP_COMMAND}));
foreach my $strCommand (@stryCommandList)
{
if (!defined($$oConfigHash{&CONFIG_HELP_COMMAND}{$strCommand}))
{
next;
}
if (ref(\$$oOptionRule{$strOption}{&OPTION_RULE_COMMAND}{$strCommand}) eq 'SCALAR' &&
$$oOptionRule{$strOption}{&OPTION_RULE_COMMAND}{$strCommand} == false)
{
next;
}
my $oCommandDoc = $oDoc->nodeGet('operation')->nodeGet('command-list')->nodeGetById('command', $strCommand);
# First check if the option is documented in the command
my $oOptionDoc;
my $strOptionSource;
my $oCommandOptionList = $oCommandDoc->nodeGet('option-list', false);
if (defined($oCommandOptionList))
{
$oOptionDoc = $oCommandOptionList->nodeGetById('option', $strOption, false);
$strOptionSource = CONFIG_HELP_SOURCE_COMMAND if (defined($oOptionDoc));
}
# If the option wasn't found keep looking
my $strSection;
if (!defined($oOptionDoc))
{
# Next see if it's documented in the section
if (defined($$oOptionRule{$strOption}{&OPTION_RULE_SECTION}))
{
# &log(INFO, " trying section ${strSection}");
foreach my $oSectionNode ($oDoc->nodeGet('config')->nodeGet('config-section-list')->nodeList())
{
my $oOptionDocCheck = $oSectionNode->nodeGetById('config-key-list')
->nodeGetById('config-key', $strOption, false);
if ($oOptionDocCheck)
{
if (defined($oOptionDoc))
{
confess 'option exists in more than one section';
}
$oOptionDoc = $oOptionDocCheck;
$strOptionSource = CONFIG_HELP_SOURCE_SECTION;
$strSection = $oSectionNode->paramGet('id');
}
}
}
# If no section is defined then look in the default command option list
else
{
$oOptionDoc = $oDoc->nodeGet('operation')->nodeGet('operation-general')->nodeGet('option-list')
->nodeGetById('option', $strOption, false);
$strOptionSource = CONFIG_HELP_SOURCE_DEFAULT if (defined($oOptionDoc));
}
}
# If the option wasn't found then error
if (!defined($oOptionDoc))
{
confess &log(ERROR, "unable to find option '${strOption}' for command '${strCommand}'")
}
# if the option is documented in the command then it should be accessible from the command line only.
if (!defined($strSection))
{
if (defined($$oOptionRule{$strOption}{&OPTION_RULE_SECTION}))
{
&log(ERROR, "option ${strOption} defined in command ${strCommand} must not have " . OPTION_RULE_SECTION .
" defined");
}
}
# Store the option in the command
$$oConfigHash{&CONFIG_HELP_COMMAND}{$strCommand}{&CONFIG_HELP_OPTION}{$strOption}{&CONFIG_HELP_SOURCE} = $strOptionSource;
my $oCommandOption = $$oConfigHash{&CONFIG_HELP_COMMAND}{$strCommand}{&CONFIG_HELP_OPTION}{$strOption};
$$oCommandOption{&CONFIG_HELP_SUMMARY} = $oOptionDoc->nodeGet('summary')->textGet();
$$oCommandOption{&CONFIG_HELP_DESCRIPTION} = $oOptionDoc->textGet();
$$oCommandOption{&CONFIG_HELP_EXAMPLE} = $oOptionDoc->fieldGet('example');
$$oCommandOption{&CONFIG_HELP_NAME} = $oOptionDoc->paramGet('name');
# If the option did not come from the command also store in global option list. This prevents duplication of commonly
# used options.
if ($strOptionSource ne CONFIG_HELP_SOURCE_COMMAND)
{
$$oConfigHash{&CONFIG_HELP_OPTION}{$strOption}{&CONFIG_HELP_SUMMARY} = $$oCommandOption{&CONFIG_HELP_SUMMARY};
my $oOption = $$oConfigHash{&CONFIG_HELP_OPTION}{$strOption};
if (defined($strSection))
{
$$oOption{&CONFIG_HELP_SECTION} = $strSection;
}
$$oOption{&CONFIG_HELP_NAME} = $oOptionDoc->paramGet('name');
$$oOption{&CONFIG_HELP_DESCRIPTION} = $$oCommandOption{&CONFIG_HELP_DESCRIPTION};
$$oOption{&CONFIG_HELP_EXAMPLE} = $oOptionDoc->fieldGet('example');
}
}
}
# Store the config hash
$self->{oConfigHash} = $oConfigHash;
# Return from function and log return values if any
logDebugReturn($strOperation);
}
####################################################################################################################################
# helpDataWrite
#
# Write help data into a perl module so it can be accessed by backrest for command-line help.
####################################################################################################################################
sub helpDataWrite
{
my $self = shift;
# Assign function parameters, defaults, and log debug info
my
(
$strOperation,
$oManifest
) =
logDebugParam
(
OP_DOC_CONFIG_HELP_DATA_WRITE, \@_,
{name => 'oManifest'}
);
# Iterate options
my $oConfigHash = $self->{oConfigHash};
my $strOptionData;
foreach my $strOption (sort(keys($$oConfigHash{&CONFIG_HELP_OPTION})))
{
my $oOptionHash = $$oConfigHash{&CONFIG_HELP_OPTION}{$strOption};
if (defined($strOptionData))
{
$strOptionData .= ",\n\n";
}
# Format the option for output
$strOptionData .=
' # ' . uc($strOption) . " Option Help\n" .
' #' . ('-' x 123) . "\n" .
" '${strOption}' =>\n" .
" {\n" .
(defined($$oOptionHash{&CONFIG_HELP_SECTION}) ? ' ' . &CONFIG_HELP_SECTION .
' => \'' . $$oOptionHash{&CONFIG_HELP_SECTION} . "',\n" : '') .
' ' . &CONFIG_HELP_SUMMARY . " =>\n" .
helpDataWriteFormatText($oManifest, $self->{oDocRender}, $$oOptionHash{&CONFIG_HELP_SUMMARY}, 16, 112) . ",\n" .
' ' . &CONFIG_HELP_DESCRIPTION . " =>\n" .
helpDataWriteFormatText($oManifest, $self->{oDocRender}, $$oOptionHash{&CONFIG_HELP_DESCRIPTION}, 16, 112) . "\n" .
" }";
}
# Iterate commands
my $strCommandData;
foreach my $strCommand (sort(keys($$oConfigHash{&CONFIG_HELP_COMMAND})))
{
my $oCommandHash = $$oConfigHash{&CONFIG_HELP_COMMAND}{$strCommand};
if (defined($strCommandData))
{
$strCommandData .= ",\n\n";
}
# Format the command for output
$strCommandData .=
' # ' . uc($strCommand) . " Command Help\n" .
' #' . ('-' x 123) . "\n" .
" '${strCommand}' =>\n" .
" {\n" .
' ' . &CONFIG_HELP_SUMMARY . " =>\n" .
helpDataWriteFormatText($oManifest, $self->{oDocRender}, $$oCommandHash{&CONFIG_HELP_SUMMARY}, 16, 112) . ",\n" .
' ' . &CONFIG_HELP_DESCRIPTION . " =>\n" .
helpDataWriteFormatText($oManifest, $self->{oDocRender}, $$oCommandHash{&CONFIG_HELP_DESCRIPTION}, 16, 112) . ",\n" .
"\n";
# Iterate options
my $strOptionData;
my $bExtraLinefeed = false;
if (defined($$oCommandHash{&CONFIG_HELP_OPTION}))
{
$strCommandData .=
' ' . CONFIG_HELP_OPTION . " =>\n" .
" {\n";
foreach my $strOption (sort(keys($$oCommandHash{&CONFIG_HELP_OPTION})))
{
my $oOptionHash = $$oCommandHash{&CONFIG_HELP_OPTION}{$strOption};
if (defined($strOptionData))
{
$strOptionData .= ",\n";
}
# If option came from the command then output details
if ($$oOptionHash{&CONFIG_HELP_SOURCE} eq CONFIG_HELP_SOURCE_COMMAND)
{
if (defined($strOptionData))
{
$strOptionData .= "\n";
}
# Format the command option for output
$strOptionData .=
' # ' . uc($strOption) . " Option Help\n" .
' #' . ('-' x 115) . "\n" .
" '${strOption}' =>\n" .
" {\n" .
' ' . &CONFIG_HELP_SUMMARY . " =>\n" .
helpDataWriteFormatText($oManifest, $self->{oDocRender},
$$oOptionHash{&CONFIG_HELP_SUMMARY}, 24, 104) . ",\n" .
' ' . &CONFIG_HELP_DESCRIPTION . " =>\n" .
helpDataWriteFormatText($oManifest, $self->{oDocRender},
$$oOptionHash{&CONFIG_HELP_DESCRIPTION}, 24, 104) . "\n" .
" }";
$bExtraLinefeed = true;
}
# Else output a reference to indicate the option is in the global option list
else
{
if ($bExtraLinefeed)
{
$strOptionData .= "\n";
$bExtraLinefeed = false;
}
$strOptionData .=
" '${strOption}' => '" . $$oOptionHash{&CONFIG_HELP_SOURCE} . "'";
}
}
$strCommandData .=
$strOptionData . "\n" .
" }\n";
}
$strCommandData .=
" }";
}
# Format the perl module
my $strHelpData =
('#' x 132) . "\n" .
"# CONFIG HELP DATA MODULE\n" .
"#\n" .
"# This module is automatically generated by doc.pl and should never be manually edited.\n" .
('#' x 132) . "\n" .
"package pgBackRest::Config::ConfigHelpData;\n" .
"\n" .
"use strict;\n" .
"use warnings FATAL => qw(all);\n" .
"use Carp qw(confess);\n" .
"\n" .
"use Exporter qw(import);\n" .
" our \@EXPORT = qw();\n" .
"\n" .
('#' x 132) . "\n" .
"# Data used by the ConfigHelp module to generate command-line help\n" .
('#' x 132) . "\n" .
"my \$oConfigHelpData =\n".
"{\n" .
" # Option Help\n" .
' #' . ('-' x 127) . "\n" .
" " . CONFIG_HELP_OPTION . " =>\n" .
" {\n" .
$strOptionData . "\n" .
" },\n" .
"\n" .
" # Command Help\n" .
' #' . ('-' x 127) . "\n" .
" " . CONFIG_HELP_COMMAND . " =>\n" .
" {\n" .
$strCommandData . "\n" .
" }\n" .
"};\n" .
"\n" .
('#' x 132) . "\n" .
"# configHelpDataGet\n" .
('#' x 132) . "\n" .
"sub configHelpDataGet\n" .
"{\n" .
" return \$oConfigHelpData;\n" .
"}\n" .
"\n" .
"push \@EXPORT, qw(configHelpDataGet);\n" .
"\n" .
"1;\n";
# Write the perl module into the lib path
fileStringWrite(dirname(dirname($0)) . '/lib/pgBackRest/Config/ConfigHelpData.pm', $strHelpData, false);
# Return from function and log return values if any
logDebugReturn($strOperation);
}
# Helper function for helpDataWrite() used to format text by quoting it and splitting lines so it looks good in the module.
sub helpDataWriteFormatText
{
my $oManifest = shift;
my $oDocRender = shift;
my $oText = shift;
my $iIndent = shift;
my $iLength = shift;
# Split the string into lines for processing
my @stryText = split("\n", trim($oManifest->variableReplace($oDocRender->processText($oText))));
my $strText;
my $iIndex = 0;
foreach my $strLine (@stryText)
{
# Add a linefeed if this is not the first line
if (defined($strText))
{
$strText .= " .\n";
}
# Escape perl special characters
$strLine =~ s/\@/\\@/g;
$strLine =~ s/\$/\\\$/g;
$strLine =~ s/\"/\\"/g;
my $strPart;
my $bFirst = true;
# Split the line for output if it's too long
do
{
($strPart, $strLine) = stringSplit($strLine, ' ', defined($strPart) ? $iLength - 4 : $iLength);
$strText .= ' ' x $iIndent;
if (!$bFirst)
{
$strText .= " ";
}
$strText .= "\"${strPart}";
if (defined($strLine))
{
$strText .= "\" .\n";
}
else
{
$strText .= ($iIndex + 1 < @stryText ? '\n' : '') . '"';
}
$bFirst = false;
}
while (defined($strLine));
$iIndex++;
}
return $strText;
}
####################################################################################################################################
# helpConfigDocGet
#
# Get the xml for configuration help.
####################################################################################################################################
sub helpConfigDocGet
{
my $self = shift;
# Assign function parameters, defaults, and log debug info
my $strOperation = logDebugParam(OP_DOC_CONFIG_HELP_CONFIG_DOC_GET);
# Build a hash of the sections
my $oConfigHash = $self->{oConfigHash};
my $oConfigDoc = $self->{oDoc}->nodeGet('config');
my $oSectionHash = {};
foreach my $strOption (sort(keys($$oConfigHash{&CONFIG_HELP_OPTION})))
{
my $oOption = $$oConfigHash{&CONFIG_HELP_OPTION}{$strOption};
if (defined($$oOption{&CONFIG_HELP_SECTION}))
{
$$oSectionHash{$$oOption{&CONFIG_HELP_SECTION}}{$strOption} = true;
}
}
my $oDoc = new BackRestDoc::Common::Doc();
$oDoc->paramSet('title', $oConfigDoc->paramGet('title'));
# set the description for use as a meta tag
$oDoc->fieldSet('description', $oConfigDoc->fieldGet('description'));
# Output the introduction
my $oIntroSectionDoc = $oDoc->nodeAdd('section', undef, {id => 'introduction'});
$oIntroSectionDoc->nodeAdd('title')->textSet('Introduction');
$oIntroSectionDoc->textSet($oConfigDoc->textGet());
foreach my $strSection (sort(keys($oSectionHash)))
{
my $oSectionElement = $oDoc->nodeAdd('section', undef, {id => "section-${strSection}"});
my $oSectionDoc = $oConfigDoc->nodeGet('config-section-list')->nodeGetById('config-section', $strSection);
$oSectionElement->
nodeAdd('title')->textSet(
{name => 'text',
children=> [$oSectionDoc->paramGet('name') . ' Options (', {name => 'id', value => $strSection}, ')']});
foreach my $strOption (sort(keys($$oSectionHash{$strSection})))
{
$self->helpOptionGet(undef, $strOption, $oSectionElement, $$oConfigHash{&CONFIG_HELP_OPTION}{$strOption});
}
}
# Return from function and log return values if any
return logDebugReturn
(
$strOperation,
{name => 'oDoc', value => $oDoc}
);
}
####################################################################################################################################
# helpCommandDocGet
#
# Get the xml for command help.
####################################################################################################################################
sub helpCommandDocGet
{
my $self = shift;
# Assign function parameters, defaults, and log debug info
my $strOperation = logDebugParam(OP_DOC_CONFIG_HELP_CONFIG_DOC_GET);
# Working variables
my $oConfigHash = $self->{oConfigHash};
my $oOperationDoc = $self->{oDoc}->nodeGet('operation');
my $oOptionRule = optionRuleGet();
my $oDoc = new BackRestDoc::Common::Doc();
$oDoc->paramSet('title', $oOperationDoc->paramGet('title'));
# set the description for use as a meta tag
$oDoc->fieldSet('description', $oOperationDoc->fieldGet('description'));
# Output the introduction
my $oIntroSectionDoc = $oDoc->nodeAdd('section', undef, {id => 'introduction'});
$oIntroSectionDoc->nodeAdd('title')->textSet('Introduction');
$oIntroSectionDoc->textSet($oOperationDoc->textGet());
foreach my $strCommand (sort(keys($$oConfigHash{&CONFIG_HELP_COMMAND})))
{
my $oCommandHash = $$oConfigHash{&CONFIG_HELP_COMMAND}{$strCommand};
my $oSectionElement = $oDoc->nodeAdd('section', undef, {id => "command-${strCommand}"});
my $oCommandDoc = $oOperationDoc->nodeGet('command-list')->nodeGetById('command', $strCommand);
$oSectionElement->
nodeAdd('title')->textSet(
{name => 'text',
children=> [$oCommandDoc->paramGet('name') . ' Command (', {name => 'id', value => $strCommand}, ')']});
$oSectionElement->textSet($$oCommandHash{&CONFIG_HELP_DESCRIPTION});
# use Data::Dumper;
# confess Dumper($oDoc->{oDoc});
if (defined($$oCommandHash{&CONFIG_HELP_OPTION}))
{
my $oCategory = {};
foreach my $strOption (sort(keys(%{$$oCommandHash{&CONFIG_HELP_OPTION}})))
{
my ($oOption, $strCategory) = helpCommandDocGetOptionFind($oConfigHash, $oOptionRule, $strCommand, $strOption);
$$oCategory{$strCategory}{$strOption} = $oOption;
}
# Iterate sections
foreach my $strCategory (sort(keys(%{$oCategory})))
{
my $oOptionListElement = $oSectionElement->nodeAdd('section', undef, {id => "category-${strCategory}"});
$oOptionListElement->
nodeAdd('title')->textSet(ucfirst($strCategory) . ' Options');
# Iterate options
foreach my $strOption (sort(keys(%{$$oCategory{$strCategory}})))
{
$self->helpOptionGet($strCommand, $strOption, $oOptionListElement,
$$oCommandHash{&CONFIG_HELP_OPTION}{$strOption});
}
}
}
}
# Return from function and log return values if any
return logDebugReturn
(
$strOperation,
{name => 'oDoc', value => $oDoc}
);
}
# Helper function for helpCommandDocGet() to find options. The option may be stored with the command or in the option list depending
# on whether it's generic or command-specific
sub helpCommandDocGetOptionFind
{
my $oConfigHelpData = shift;
my $oOptionRule = shift;
my $strCommand = shift;
my $strOption = shift;
my $strSection = CONFIG_HELP_COMMAND;
my $oOption = $$oConfigHelpData{&CONFIG_HELP_COMMAND}{$strCommand}{&CONFIG_HELP_OPTION}{$strOption};
if ($$oOption{&CONFIG_HELP_SOURCE} eq CONFIG_HELP_SOURCE_DEFAULT)
{
$strSection = CONFIG_SECTION_GENERAL;
}
elsif ($$oOption{&CONFIG_HELP_SOURCE} eq CONFIG_HELP_SOURCE_SECTION)
{
$oOption = $$oConfigHelpData{&CONFIG_HELP_OPTION}{$strOption};
if (defined($$oOption{&CONFIG_HELP_SECTION}))
{
$strSection = $$oOption{&CONFIG_HELP_SECTION};
if ($strSection eq CONFIG_SECTION_COMMAND)
{
$strSection = CONFIG_SECTION_GENERAL;
}
}
else
{
$strSection = CONFIG_SECTION_GENERAL;
}
if (($strSection ne CONFIG_SECTION_GENERAL && $strSection ne CONFIG_SECTION_LOG &&
$strSection ne CONFIG_SECTION_STANZA && $strSection ne CONFIG_SECTION_EXPIRE) ||
$strSection eq $strCommand)
{
$strSection = CONFIG_HELP_COMMAND;
}
}
return $oOption, $strSection;
}
####################################################################################################################################
# helpOptionGet
#
# Get the xml for an option.
####################################################################################################################################
sub helpOptionGet
{
my $self = shift;
my $strCommand = shift;
my $strOption = shift;
my $oParentElement = shift;
my $oOptionHash = shift;
# Create the option section
my $oOptionElement = $oParentElement->nodeAdd('section', undef, {id => "option-${strOption}"});
# Set the option section title
$oOptionElement->
nodeAdd('title')->textSet(
{name => 'text',
children=> [$$oOptionHash{&CONFIG_HELP_NAME} . ' Option (', {name => 'id', value => "--${strOption}"}, ')']});
# Add the option summary and description
$oOptionElement->
nodeAdd('p')->textSet($$oOptionHash{&CONFIG_HELP_SUMMARY});
$oOptionElement->
nodeAdd('p')->textSet($$oOptionHash{&CONFIG_HELP_DESCRIPTION});
# Get the default value (or required=n if there is no default)
my $strCodeBlock;
if (defined(optionDefault($strOption, $strCommand)))
{
my $strDefault;
if ($strOption eq OPTION_CONFIG || $strOption eq OPTION_CONFIG_REMOTE)
{
$strDefault = '/etc/{[backrest-exe]}.conf';
}
elsif ($strOption eq OPTION_COMMAND_REMOTE)
{
$strDefault = '[INSTALL-PATH]/{[backrest-exe]}';
}
else
{
if (optionTypeTest($strOption, OPTION_TYPE_BOOLEAN))
{
$strDefault = optionDefault($strOption, $strCommand) ? 'y' : 'n';
}
else
{
$strDefault = optionDefault($strOption, $strCommand);
}
}
$strCodeBlock = "default: ${strDefault}";
}
# This won't work correctly until there is some notion of dependency
# elsif (optionRequired($strOption, $strCommand))
# {
# $strCodeBlock = 'required: y';
# }
# Get the allowed range if it exists
my ($strRangeMin, $strRangeMax) = optionRange($strOption, $strCommand);
if (defined($strRangeMin))
{
$strCodeBlock .= (defined($strCodeBlock) ? "\n" : '') . "allowed: ${strRangeMin}-${strRangeMax}";
}
# Get the example
my $strExample;
if (defined($strCommand))
{
if (optionTypeTest($strOption, OPTION_TYPE_BOOLEAN))
{
if ($$oOptionHash{&CONFIG_HELP_EXAMPLE} ne 'n' && $$oOptionHash{&CONFIG_HELP_EXAMPLE} ne 'y')
{
confess &log(ERROR, "option ${strOption} example should be boolean but value is: " .
$$oOptionHash{&CONFIG_HELP_EXAMPLE});
}
$strExample = '--' . ($$oOptionHash{&CONFIG_HELP_EXAMPLE} eq 'n' ? 'no-' : '') . $strOption;
}
else
{
$strExample = "--${strOption}=" . $$oOptionHash{&CONFIG_HELP_EXAMPLE};
}
}
else
{
$strExample = "${strOption}=" . $$oOptionHash{&CONFIG_HELP_EXAMPLE};
}
$strCodeBlock .= (defined($strCodeBlock) ? "\n" : '') . "example: ${strExample}";
$oOptionElement->
nodeAdd('code-block')->valueSet($strCodeBlock);
}
1;