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49
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1 package DOM::Page;
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2 use Common;
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3 use Template::Context;
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4 use strict;
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5
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6 our @ISA = qw(Object);
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7 our $AUTOLOAD;
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8
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9 BEGIN {
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10 DeclareProperty(Title => ACCESS_ALL);
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11 DeclareProperty(NavChain => ACCESS_READ);
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12 DeclareProperty(Menus => ACCESS_READ);
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13 DeclareProperty(Properties => ACCESS_READ);
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14 DeclareProperty(Template => ACCESS_READ);
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15 DeclareProperty(TemplatesProvider => ACCESS_NONE);
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16 DeclareProperty(Site => ACCESS_READ);
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17 }
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18
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19 sub CTOR {
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20 my ($this,%args) = @_;
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21 $this->{$Site} = $args{'Site'};
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22 $this->{$TemplatesProvider} = $args{'TemplatesProvider'};
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23 $this->{$Properties} = $args{'Properties'} || {};
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24 $this->{$Title} = $args{'Template'}->Title() || $args{'Properties'}->{'Title'};
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25 $this->{$Template} = $args{'Template'};
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26 $this->{$NavChain} = $args{'NavChain'};
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27 $this->{$Menus} = $args{'Menus'};
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28 }
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29
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30 sub Render {
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31 my ($this,$hOut) = @_;
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32
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33 my $context = new Template::Context({
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34 VARIABLES => $this->{$Site}->Objects(),
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35 LOAD_TEMPLATES => $this->{$TemplatesProvider}
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36 });
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37
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38 print $hOut $this->{$Template}->process($context);
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39 }
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40
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41 sub Dispose {
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42 my ($this) = @_;
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43
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44 undef %$this;
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45
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46 $this->SUPER::Dispose;
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47 }
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48
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49 sub Container {
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50 my ($this) = @_;
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51 my $nav = $this->{$NavChain};
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52 return $nav->[@{$nav}-1];
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53 }
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54
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55 sub AUTOLOAD {
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56 my $this = shift;
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57
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58 my $name = $AUTOLOAD;
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59 $name =~ s/.*://;
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60
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61 return $this->{$Properties}->{$name};
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62 }
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63
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64 =pod
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65 Меню
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66 [
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67 Элемент меню
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68 {
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69 Key => Ключ пункта меню, для быстрого обращения к элементу и слиянии меню
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70 Name => Имя пункта меню, которое будет видель пользователь
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71 Expand => флаг того, что меню выбрано
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72 Value => {[ элемент меню ...] | что-то еще, обычно урл}
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73 }
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74 ]
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75 =cut
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76
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77 package DOM::PageMenu;
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78 use Common;
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79
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80 our @ISA = qw(Object);
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81
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82 BEGIN {
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83 DeclareProperty('Items'); # массив
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84 DeclareProperty('Keys'); # ключи для пунктов меню, если таковые имеются
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85 }
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86
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87 sub CTOR {
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88 my ($this,%args) = @_;
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89 if (ref $args{'DATA'} eq 'ARRAY') {
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90 foreach my $item (@{$args{'DATA'}}) {
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91 if (ref $item eq 'HASH') {
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92 $this->Append($item->{'Name'},_ProcessData($item->{'Value'}), Expand => $item->{'Expand'}, Key => $item->{'Key'}, Url => $item->{'Url'});
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93 } elsif (ref $item eq 'ARRAY') {
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94 $this->Append($item->[0],_ProcessData($item->[1]), Expand => $item->[2], Key => $item->[3], Url => $item->[4]);
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95 }
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96 }
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97 }
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98 }
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99
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100 sub Item {
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101 my ($this,$index) = @_;
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102
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103 return $this->{$Items}[$index];
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104 }
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105
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106 sub ItemByKey {
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107 my ($this,$key) = @_;
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108
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109 return $this->{$Keys}->{$key};
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110 }
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111
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112 sub InsertBefore {
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113 my ($this,$index,$name,$data,%options) = @_;
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114
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115 my $item = {Name => $name, Value => _ProcessData($data), %options};
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116 splice @{$this->{$Items}},$index,0,$item;
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117
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118 if ($options{'Key'}) {
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119 $this->{$Keys}->{$options{'Key'}} = $item;
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120 }
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121 }
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122
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123 sub Append {
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124 my ($this,$name,$data,%options) = @_;
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125
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126 my $item = {Name => $name, Value => _ProcessData($data), %options};
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127
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128 push @{$this->{$Items}},$item;
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129
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130 if ($options{'Key'}) {
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131 $this->{$Keys}->{$options{'Key'}} = $item;
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132 }
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133 }
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134
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135 sub SubMenu {
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136 my ($this,$path) = @_;
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137 my $item = $this;
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138 foreach my $key ( split /\/+/,$path ) {
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139 $item = $item->{$Keys}->{$key};
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140 if (not $item ) {
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141 die new Exception('Item does\'t exist', $path, $key);
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142 }
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143 $item = $item->{Value};
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144 if (not UNIVERSAL::isa($item,'DOM::PageMenu')) {
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145 $item = ($this->{$Keys}->{$key}->{Value} = new DOM::PageMenu());
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146 }
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147 }
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148
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149 return $item;
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150 }
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151
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152 sub Dump {
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153 use Data::Dumper;
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154
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155 return Dumper(shift);
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156 }
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157
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158 sub AppendItem {
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159 my ($this,$item) = @_;
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160
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161 push @{$this->{$Items}},$item;
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162
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163 if ($item->{'Key'}) {
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164 $this->{$Keys}->{$item->{'Key'}} = $item;
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165 }
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166 }
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167
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168 sub RemoveAt {
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169 my ($this,$index) = @_;
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170
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171 my $item = splice @{$this->{$Items}},$index,1;
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172
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173 if ($item->{'Key'}) {
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174 delete $this->{$Keys}->{$item->{'Key'}};
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175 }
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176
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177 return 1;
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178 }
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179
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180 sub ItemsCount {
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181 my $this = shift;
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182 return scalar(@{$this->{$Items}});
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183 }
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184
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185 sub Sort {
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186 my $this = shift;
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187
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188 $this->{$Items} = \sort { $a->{'Name'} <=> $b->{'Name'} } @{$this->{$Items}};
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189
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190 return 1;
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191 }
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192
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193 sub as_list {
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194 my $this = shift;
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195 return $this->{$Items} || [];
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196 }
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197
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198 sub Merge {
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199 my ($this,$that) = @_;
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200
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201 foreach my $itemThat ($that->Items) {
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202 my $itemThis = $itemThat->{'Key'} ? $this->{$Keys}->{$itemThat->{'Key'}} : undef;
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203 if ($itemThis) {
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204 $this->MergeItems($itemThis,$itemThat);
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205 } else {
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206 $this->AppendItem($itemThat);
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207 }
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208 }
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209 }
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210
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211 sub MergeItems {
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212 my ($this,$itemLeft,$itemRight) = @_;
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213
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214 while (my ($prop,$value) = each %{$itemRight}) {
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215 if ($prop eq 'Value') {
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216 if (UNIVERSAL::isa($itemLeft->{$prop},__PACKAGE__) && UNIVERSAL::isa($value,__PACKAGE__)) {
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217 $itemLeft->{$prop}->Merge($value);
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218 } else {
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219 $itemLeft->{$prop} = $value if defined $value;
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220 }
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221 } else {
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222 $itemLeft->{$prop} = $value if defined $value;
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223 }
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224 }
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225
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226 return 1;
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227 }
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228
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229 sub _ProcessData {
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230 my $refData = shift;
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231
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232 if (ref $refData eq 'ARRAY') {
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233 return new DOM::PageMenu(DATA => $refData);
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234 } else {
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235 return $refData;
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236 }
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237 }
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238
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239
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240
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241 1;
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