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1 package IMPL::DOM::Node;
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2 use strict;
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3 use warnings;
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4
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5 use base qw(IMPL::Object IMPL::Object::Serializable IMPL::Object::Autofill);
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6
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4
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7 use IMPL::Object::List;
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8 use IMPL::Class::Property;
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9 use IMPL::Class::Property::Direct;
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10 use Scalar::Util qw(weaken);
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11
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1
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12 use IMPL::Exception;
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13
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14 __PACKAGE__->PassThroughArgs;
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15
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16 BEGIN {
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4
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17 public _direct property nodeName => prop_get | owner_set;
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18 public _direct property isComplex => { get => \&_getIsComplex } ;
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19 public _direct property nodeValue => prop_all;
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20 public _direct property childNodes => { get => \&_getChildNodes };
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21 public _direct property parentNode => prop_get ;
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6
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22 private _direct property _propertyMap => prop_get ;
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23 }
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24
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25 sub CTOR {
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26 my ($this,$name) = @_;
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27
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28 $this->nodeName($name) or die new IMPL::InvalidArgumentException("A name is required");
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29 }
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30
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31 sub insertNode {
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32 my ($this,$node,$pos) = @_;
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4
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33
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34 die new IMPL::InvalidOperationException("You can't insert the node to itselft") if $this == $node;
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35
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36 $node->{$parentNode}->removeNode($node) if ($node->{$parentNode});
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37
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38 $this->childNodes->InsertAt($pos,$node);
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39
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40 $node->_setParent( $this );
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41
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42 return $node;
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43 }
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44
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45 sub _getChildNodes {
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46 my ($this) = @_;
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47
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48 $this->{$childNodes} = new IMPL::Object::List() unless $this->{$childNodes};
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49 $this->{$childNodes};
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50 }
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51
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52 sub removeNode {
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53 my ($this,$node) = @_;
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54
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55 if ($this == $node->{$parentNode}) {
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56 $this->childNodes->RemoveItem($node);
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57 $node->{$parentNode} = undef;
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58 return $this;
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59 } else {
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60 die new IMPL::InvalidOperationException("The specified node isn't belong to this node");
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61 }
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62 }
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63
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64 sub removeAt {
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65 my ($this,$pos) = @_;
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66
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67 if ( my $node = $this->childNodes->RemoveAt($pos) ) {
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68 $node->{$parentNode} = undef;
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69 return $node;
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70 } else {
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71 return undef;
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72 }
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73 }
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74
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75 sub selectNodes {
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76 my ($this,$name) = @_;
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77
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78 my @result = grep $_->nodeName eq $name, @{$this->childNodes};
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79
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80 return wantarray ? @result : \@result;
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81 }
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82
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83 sub _getIsComplex {
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84 $_[0]->childNodes->Count ? 1 : 0;
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85 }
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86
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87 sub _setParent {
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88 my ($this,$parentNode) = @_;
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89
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90 $this->{$parentNode} = $parentNode;
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91 weaken($this->{$parentNode});
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92 }
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93
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94 sub text {
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95 my ($this) = @_;
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96
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97 join '', $this->nodeValue, map $_->nodeValue, @{$this->childNodes};
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98 }
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99
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100 sub Property {
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101 my $this = shift;
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102 my $name = shift;
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103
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104 if (@_) {
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105 # set
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106 return $this->{$_propertyMap}{$name} = shift;
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107 } else {
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108 return $this->{$_propertyMap}{$name};
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109 }
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110 }
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111
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112 1;
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