File Coverage

blib/lib/Rest/HtmlVis/Content.pm

Criterion	Covered	Total	%
statement	23	226	10.1
branch	0	118	0.0
condition	0	82	0.0
subroutine	8	19	42.1
pod	6	6	100.0
total	37	451	8.2

package Rest::HtmlVis::Content;

use 5.006;
use strict;
use warnings FATAL => 'all';

use parent qw( Rest::HtmlVis::Key );

use Plack::Request;
use YAML::Syck;
use URI::Escape::XS qw/decodeURIComponent/;
use Encode;

$YAML::Syck::ImplicitUnicode = 1;

=head1 NAME

Rest::HtmlVis::Content - Return base block for keys links and form.

=head1 VERSION

Version 0.01

=cut

our $VERSION = '0.11';


=head1 SYNOPSIS

Quick summary of what the module does.

Perhaps a little code snippet.

    use Rest::HtmlVis::Content;

    my $foo = Rest::HtmlVis::Content->new();
    ...

=head1 KEYS

=head2 link

Convert default strcuture of links. Each link should consists of:

=over 4

=item * href

URL of target.Can be absolute or relative.

=item * title

Name of the link.

=item * rel

Identifier of the link (type of the link)

=back

Example:

	link => [
		{
			href => '/api/test',
			title => 'Test resource',
			rel => 'api.test'
		}
	]

=head2 form

Define elements of formular for html.

=cut

my @defualtMethods = ('get','post','put','delete');

sub setStruct {
	my ($self, $key, $struct, $env) = @_;
	$self->{struct} = $struct;
	$self->{env} = $env;

	return 1;
}

sub getOrder {
	return 9999;
}

sub newRow {
	return 1;
}

sub head {
 return <
	 </td>
</tr>

<tr>
<td  class="h" >
<a name="99">99</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 		\$('#myTab a').click(function (e) { </td>
</tr>

<tr>
<td  class="h" >
<a name="100">100</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 		  e.preventDefault(); </td>
</tr>

<tr>
<td  class="h" >
<a name="101">101</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 		  \$(this).tab('show'); </td>
</tr>

<tr>
<td  class="h" >
<a name="102">102</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 		}); </td>
</tr>

<tr>
<td  class="h" >
<a name="103">103</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 	function sendPut(methodType,url,jsvar){ </td>
</tr>

<tr>
<td  class="h" >
<a name="104">104</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 		var selected = \$( "select[name*='enctype'] option:selected" ).val(); </td>
</tr>

<tr>
<td  class="h" >
<a name="105">105</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 		var enctype = typeof selected == 'undefined'?'application/json':'application/x-www-form-urlencoded'; </td>
</tr>

<tr>
<td  class="h" >
<a name="106">106</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 		\$.ajax({ </td>
</tr>

<tr>
<td  class="h" >
<a name="107">107</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 			type: methodType, </td>
</tr>

<tr>
<td  class="h" >
<a name="108">108</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 			url: url, </td>
</tr>

<tr>
<td  class="h" >
<a name="109">109</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 			headers: {           </td>
</tr>

<tr>
<td  class="h" >
<a name="110">110</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 			                 Accept : 'application/json; charset=utf-8',          </td>
</tr>

<tr>
<td  class="h" >
<a name="111">111</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 			                'Content-Type': enctype + '; charset=utf-8'    </td>
</tr>

<tr>
<td  class="h" >
<a name="112">112</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 			}, </td>
</tr>

<tr>
<td  class="h" >
<a name="113">113</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 			success: function(data) { </td>
</tr>

<tr>
<td  class="h" >
<a name="114">114</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 				alert('Success');  </td>
</tr>

<tr>
<td  class="h" >
<a name="115">115</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 				window.location.href=url; </td>
</tr>

<tr>
<td  class="h" >
<a name="116">116</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 			}, </td>
</tr>

<tr>
<td  class="h" >
<a name="117">117</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 			error: function(data) { </td>
</tr>

<tr>
<td  class="h" >
<a name="118">118</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 				alert(data.responseText); </td>
</tr>

<tr>
<td  class="h" >
<a name="119">119</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 			}, </td>
</tr>

<tr>
<td  class="h" >
<a name="120">120</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 			data: jsvar </td>
</tr>

<tr>
<td  class="h" >
<a name="121">121</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 		});return false; </td>
</tr>

<tr>
<td  class="h" >
<a name="122">122</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s"> 	} </td>
</tr>

<tr>
<td  class="h" >
<a name="123">123</a>
</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td >

&nbsp;

</td>

<td class="s">
END
}

sub onload {
	'prettyPrint();'
}

sub html {
	my ($self) = @_;
	my $struct = $self->getStruct;
	my $env = $self->getEnv;

	### Links
	my $links = '';
	if (ref $struct eq 'HASH' && exists $struct->{link} && ref $struct->{link} eq 'ARRAY'){
		foreach my $link (@{$struct->{link}}) {
			$links .= ''.$link->{title}.'';
		}
		delete $struct->{link};
	}

	### Remove form content
	my $formStruct; # Set undef
	$formStruct = delete $struct->{form} if (ref $struct eq 'HASH' && exists $struct->{form} && ref $struct->{form} eq 'HASH');

	### Content
	my $content = '';
	{
		local $Data::Dumper::Indent=1;
		local $Data::Dumper::Quotekeys=0;
		local $Data::Dumper::Terse=1;
		local $Data::Dumper::Sortkeys=1;

		$content = Dump($struct);
	}

	if( !$formStruct && exists $env->{'REST.class'} && $env->{'REST.class'}->can('GET_FORM') ){
		my $req = Plack::Request->new($env);
 		my $par = $req->parameters;
		$formStruct = $env->{'REST.class'}->GET_FORM($env, $content, $par);
	}

	### Form
	my $form = {};
	my $extForm = {};
	if ($formStruct){
		$form = _formToHtml($env,$formStruct,@defualtMethods);
	}
	if($formStruct){
		$extForm = _extFormToHtml($env,$formStruct,(keys %{$formStruct}));
	}
	my $firstActive = 'get';
	foreach my $method (@defualtMethods){
		if ($form->{$method}){
			$firstActive=$method;
			last;
		}
	}

	if( exists $env->{'REST.class'} && $env->{'REST.class'}->can('GET') and !exists $form->{get}){
		$form->{get} = _formToHtml($env, {get => {}}, ('get') )->{get};
	}

	my $ret = "
		";

			if( keys %{$extForm} ){
				$ret .= "

							";
					my @extkey = sort(keys %{$extForm});
					my $firstActiveExt = $extkey[0];
					foreach my $method (@extkey){
						$ret .="				{$method}?'':" class=\"disabled\"")) . ">{$method}?" href=\"#$method\" data-toggle=\"tab\"":'') . ">" . uc($method) . "";
					}
					$ret .= "
							";
					foreach my $method (@extkey){
						my $extForPar = $extForm->{$method}{params};
						$ret .= "
									{method} =~ /^(put|delete)$/i?"onSubmit=\""._getAjaxCall($self,  uc($extForPar->{method}),$extForPar):"method=\"" . uc($extForPar->{method})) . "\"" . (exists $extForPar->{url}?'action="'.$extForPar->{url}:'') . "\">".($extForm->{$method}{html}||' Not allowed ')."

								";
					}
				  $ret .= "";
			}
  $ret .= "
				$links




$content





			";

	foreach my $method (@defualtMethods){
		$ret .="				{$method}?'':" class=\"disabled\"")) . ">{$method}?" href=\"#$method\" data-toggle=\"tab\"":'') . ">" . uc($method) . "";
	}
	$ret .= "
			";
	foreach my $method (@defualtMethods){
		$ret .= "
					".($form->{$method}||' Not allowed ')."

				";
	}
	$ret .= "


";
	return $ret;
}

sub _getAjaxCall {
	my ($self, $methodType, $params) = @_;
	my $jsvar = "\$(this).serialize()";
	my $url = $self->getEnv()->{REQUEST_URI};
	if (defined $params){
		$jsvar = $params->{jsvar} if exists $params->{jsvar};
		$url = $params->{url} if exists $params->{url};
	}
	return <
	sendPut('$methodType','$url',$jsvar);
END
}


my $defaultForm = {
	get => 	"Get as

		text/html
	  application/json
	  text\/yaml
	  text/plain

	Get",

	post => "Get as

		text/html
	  application/json
	  text/yaml
	  text/plain

	Post as

	  application/json
	  text/yaml
	  text/plain

	Post",

	put =>  "Put as

	  application/json
	  text/yaml
	  text/plain

	Put",

	delete => "Delete",
};


sub _decodeQuery {
	my $str = shift || return {};
	my %ret;
	map
		{
			my ($a,$b) = split '=', $_, 2;
			unless ($a =~ /^(?:format|enctype)$/i) {
				$b =~ s/\+/ /g;
				$b = Encode::decode_utf8(decodeURIComponent($b));
				if (exists $ret{$a}) {
					$ret{$a} .= "|$b";
				} else {
					$ret{$a} = $b;
				}
			}
		}
		split '&', $str;
	return {%ret}
}

sub _paramsToHtml {
	my ($env, $param, $paramValue) = @_;
	my $type = $paramValue->{type};
	my $name = $param;
	next unless $name and $type;

	my $description = $paramValue->{description}||'';
	my $html = '';
	my $query = _decodeQuery($env->{QUERY_STRING});
	if(exists $query->{$name}){
		$paramValue->{default} = $query->{$name} =~ /\|/?[split '\|',$query->{$name}]:$query->{$name};
	}
	if ($type eq 'text'){
		my $default = ($paramValue->{default}||'');
		if (ref $default eq 'HASH' || ref $default eq 'ARRAY'){
			$default = YAML::Syck::Dump($default);
		}
		$html .= '';
		$html .= ''.$description.'' if ($description);
		$html .= '';
		$html .= '';
	}elsif ($type eq 'textarea'){
		my $rows = ($paramValue->{rows}||20);
		my $cols = ($paramValue->{cols}||3);
		my $default = ($paramValue->{default}||'');
		if (ref $default eq 'HASH' || ref $default eq 'ARRAY'){
			$default = YAML::Syck::Dump($default);
		}
		$html .= '';
		$html .= ''.$description.'' if ($description);
		$html .= ''.$default.'';
		$html .= '';
	}elsif ($type eq 'checkbox'){
		$html .= '';
		$html .= "".$description.'' if ($description);
			$paramValue->{options} = [$paramValue->{options}] if ( ref $paramValue->{options} ne "ARRAY");
			foreach my $v (@{$paramValue->{options}}){
				my $optionName = ''; my $value = '';
				if (ref $v eq 'ARRAY'){
					($optionName, $value) = @$v;
				}else{
					$optionName = $v; $value = $v;
				}
				my $checked='';
				if(exists $paramValue->{default}){
					if(ref $paramValue->{default} eq 'ARRAY'){
						foreach my $d (@{$paramValue->{default}}){
							$checked = 'checked="checked"'if ($d eq $value);
						}
					}else{
						$checked = 'checked="checked"'if ($paramValue->{default} eq $value);
					}
				}
				$html .= " $optionName";
			}
			$html .= '';
	}elsif ($type eq 'radio'){
		$html .= '';
		$html .= "".$description.'' if ($description);
			foreach my $v (@{$paramValue->{options}}){
				my $optionName = ''; my $value = '';
				if (ref $v eq 'ARRAY'){
					($optionName, $value) = @$v;
				}else{
					$optionName = $v; $value = $v;
				}
				my $checked='';
				if(exists $paramValue->{default}){
					if(ref $paramValue->{default} eq 'ARRAY'){
						foreach my $d (@{$paramValue->{default}}){
							$checked = 'checked="checked"'if ($d eq $value);
						}
					}else{
						$checked = 'checked="checked"'if ($paramValue->{default} eq $value);
					}
				}
				$html .= "$optionName";
			}
			$html .= '';
	}elsif ($type eq 'select'){
		$html .= '';
		$html .= ''.$description.'' if ($description);
		$html .= '';
		foreach my $v (@{$paramValue->{options}}){
			my $name = ''; my $id = '';
			if (ref $v eq 'ARRAY'){
				($id, $name) = @$v;
			}else{
				$name = $v; $id = $v;
			}
			my $default = (defined $paramValue->{default} && $id eq $paramValue->{default}) ? 'selected="selected"' : '';
			$html .= ''.$name.'';
		}
		$html .= '';
		$html .= '';
	}elsif ($type eq 'hidden'){
		$html .= "  ";

	}
	return $html;
}

sub _extFormToHtml {
	my ($env, $struct, @methods) = @_;
	my $form = {};
	foreach my $defaultMethod (@methods) {
		my $method = delete $struct->{$defaultMethod};
		if (defined  $method and exists $method->{params} && ref $method->{params} eq 'HASH'){
			my $html = '';
			delete $method->{params}{format};
			#delete $method->{params}{ENCTYPE};
			foreach my $param (sort {($method->{params}{$a}{description}||$a) cmp ($method->{params}{$b}{description}||$b) } keys %{$method->{params}}) {
				$html .= _paramsToHtml($env, $param, $method->{params}{$param});
			}
			$form->{$defaultMethod}{html} .= $html;
		}
		if(defined  $method and  exists $method->{default}){
			my $html = '';
			$html .= ''.$method->{default}.'';
			$form->{$defaultMethod}{html} .= $html;
		}
		delete $method->{params};
		$form->{$defaultMethod}{params} = $method;
		$form->{$defaultMethod}{html} .= $defaultForm->{lc ($method->{method}) } if exists $defaultForm->{ lc($method->{method}) };
	}

	return $form;
}

sub _formToHtml {
	my ($env,$struct, @methods) = @_;
	my $form = {};
	foreach my $defaultMethod (@methods) {
		my $method = delete $struct->{$defaultMethod};
		if (defined  $method and exists $method->{params} && ref $method->{params} eq 'HASH'){
			my $html = '';
			foreach my $param (sort {($method->{params}{$a}{description}||$a) cmp ($method->{params}{$b}{description}||$b) } keys %{$method->{params}}) {
				$html .= _paramsToHtml($env, $param, $method->{params}{$param});
			}
			$form->{$defaultMethod} .= $html;
		}
		if(defined  $method and  exists $method->{default}){
			my $html = '';
			$html .= ''.$method->{default}.'';
			$form->{$defaultMethod} .= $html;
		}

		$form->{$defaultMethod} .= $defaultForm->{$defaultMethod} if defined $method;
	}

	return $form;
}

=encoding utf-8

=head1 AUTHOR

Václav Dovrtěl [e-mail]

=head1 BUGS

Please report any bugs or feature requests to github repository.

=head1 ACKNOWLEDGEMENTS

Inspired by L

=head1 REPOSITORY

L

=head1 LICENSE AND COPYRIGHT

Copyright 2015 Vaclav Dovrtel.

This program is free software; you can redistribute it and/or modify it
under the terms of either: the GNU General Public License as published
by the Free Software Foundation; or the Artistic License.

See L for more information.

=cut

1; # End of Rest::HtmlVis::Content