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annotate Lib/IMPL/Web/View/TTContext.pm @ 371:d5c8b955bf8d

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refactoring
author cin
date Fri, 13 Dec 2013 16:49:47 +0400
parents cbf4febf0930
children 1eca08048ba9
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1 package IMPL::Web::View::TTContext;
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2 use strict;
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3 use Template::Base;
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4 use Carp qw(carp);
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5 use File::Spec();
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6 use IMPL::Resources::Format qw(FormatMessage);
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7 use IMPL::Resources::Strings();
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8
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9 use IMPL::Exception();
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10 use IMPL::lang qw(is typeof hashApply hashMerge);
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11 use IMPL::declare {
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12 require => {
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13 Document => '-Template::Document',
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14 TypeKeyedCollection => 'IMPL::TypeKeyedCollection',
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15 ArgException => '-IMPL::InvalidArgumentException',
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16 Resources => 'IMPL::Resources',
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17 Loader => 'IMPL::Code::Loader',
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18 MetadataBase => '-IMPL::Web::View::Metadata::BaseMeta',
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19 Metadata => 'IMPL::Web::View::Metadata::ObjectMeta'
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20 },
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21 base => [
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22 'Template::Context' => '@_'
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23 ]
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24 };
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25
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26 BEGIN {
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27 no strict 'refs';
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28 # modules is a global (for the whole document) templates cache
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29 # tt_cache is a local (for the current context only) templtes cache
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30 foreach my $prop (qw(
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31 root
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32 base
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33 tt_ext
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34 tt_cache
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35 parent
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36 prefix
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37 cache
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38 includes
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39 modules
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40 aliases
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41
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42 id
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43 metadata
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44 model
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45 )) {
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46 my $t = $prop;
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47
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48 *{__PACKAGE__ . '::' . $prop} = sub {
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49 my $this = shift;
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50 return @_ ? $this->stash->set($t, @_) : $this->stash->get($t);
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51 }
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52 }
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53 }
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54
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55 sub clone {
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56 my $this = shift;
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57 my $params = shift;
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58
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59 $this->localise();
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60
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61 my $args = { %{$this} };
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62
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63 $this->delocalise();
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64
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65 my $class = ref($this);
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66
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67 delete $args->{CONFIG};
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68
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69 my $clone = $class->new($args);
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70
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71 $clone->stash->update($params) if $params;
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72
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73 return $clone;
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74 }
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75
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76 sub get_next_id {
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77 my ($this) = @_;
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78
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79 my $id = $this->stash->get('document.nextId') || 0;
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80 $this->stash->set('document.nextId', $id + 1);
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81 return "w-$id";
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82 }
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83
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84 sub find_template {
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85 my ($this,$name, $nothrow) = @_;
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86
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87 my $cache = $this->tt_cache;
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88
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89 $this->tt_cache($cache = {}) unless $cache;
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90
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91 if(my $tpl = $cache->{$name}) {
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92 return $tpl;
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93 }
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94
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95 my @inc = ($this->base, @{$this->includes || []});
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96
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97 my $ext = $this->tt_ext || "";
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98
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99 my $file;
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100
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101 foreach my $dir (@inc) {
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102 $file = $dir ? "$dir/$name" : $name;
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103
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104 my $base = join('/',splice([split(/\/+/,$file)],0,-1));
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105
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106 $file = $ext ? "$file.$ext" : $file;
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107
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108 if (exists($this->modules->{$file})) {
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109 my $info = $this->modules->{$file};
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110 return $cache->{$name} = $info
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111 if $info;
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112 } else {
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113 if( my $tt = eval { $this->template($file) } ) {
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114 my $class;
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115 if ($class = $tt->class) {
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116 $class = $this->aliases->{$class} || $class;
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117 Loader->safe->Require($class);
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118 }
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119 my $info = {
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120 base => $base,
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121 labels => $this->load_labels($file),
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122 template => $tt,
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123 initialized => 0,
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124 class => $class
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125 };
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126 $this->modules->{$file} = $info;
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127 return $cache->{$name} = $info;
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128 } else {
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129 my $err = $@;
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130
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131 for(my $t = $err; is($t,'Template::Exception'); $t = $t->info ) {
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132 die $err unless $t->type eq Template::Constants::ERROR_FILE;
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133 }
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134 $this->modules->{$file} = undef;
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135 }
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136 }
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137 }
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138
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139 $this->throw(Template::Constants::ERROR_FILE, "$name: not found")
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140 unless $nothrow;
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141 return;
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142 }
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143
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144 sub display_for {
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145 my $this = shift;
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146 my $path = shift;
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147 my ($template, $args);
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148
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149 if (ref $_[0] eq 'HASH') {
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150 $args = shift;
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151 } else {
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152 $template = shift;
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153 $args = shift;
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154 }
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155
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156 my $prefix = $this->prefix;
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157
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158 my $info;
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159 my $meta = $this->resolve_model($path,$args)
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160 or return "[not found '$path']";
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161
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162 $info->{prefix} = join('.', grep($_, $prefix, $path));
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163 $info->{model} = $meta->model;
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164 $info->{metadata} = $meta;
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165
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166 $template ||= $info->{template};
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167 $template = $template ? $this->find_template($template) : $this->find_template_for($info->{metadata});
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168
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169 return $this->render(
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170 $template,
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171 hashApply(
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172 $info,
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173 $args
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174 )
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175 );
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176 }
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177
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178 sub display_model {
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179 my $this = shift;
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180 my $model = shift;
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181 my ($template, $args);
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182
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183 if (ref $_[0] eq 'HASH') {
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184 $args = shift;
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185 } else {
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186 $template = shift;
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187 $args = shift;
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188 }
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189
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190 #copy
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191 $args = { %{$args || {}} };
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192
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193 $args->{prefix} = join('.',grep($_,$this->prefix,$args->{path}))
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194 unless defined $args->{prefix};
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195
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196 if (is($model,MetadataBase)) {
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197 $args->{model} = $model->model;
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198 $args->{metadata} = $model;
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199 } else {
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200 $args->{model} = $model;
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201 $args->{metadata} = Metadata->GetMetadataForModel($model);
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202 }
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203
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204 $template = $template ? $this->find_template($template) : $this->find_template_for($args->{metadata});
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205
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206 return $this->render(
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207 $template,
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208 $args
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209 );
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210 }
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211
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212 # обеспечивает необходимый уровень изоляции между контекстами
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diff changeset
213 # $code - код, который нужно выполнить в новом контексте
833e663796c4 TTView: added view variable to pass rendering context between controls
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parents: 356
diff changeset
214 # $env - хеш с переменными, которые будут переданы в новый контекст
833e663796c4 TTView: added view variable to pass rendering context between controls
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parents: 356
diff changeset
215 # в процессе будет создан клон корневого контекста, со всеми его свойствами
833e663796c4 TTView: added view variable to pass rendering context between controls
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parents: 356
diff changeset
216 # затем новый контекст будет локализован и в него будут добавлены новые переменные из $env
833e663796c4 TTView: added view variable to pass rendering context between controls
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parents: 356
diff changeset
217 # созданный контекст будет передан параметром в $code
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
218 sub invoke_environment {
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
219 my ($this,$code,$env) = @_;
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
220
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
221 $env ||= {};
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
222
354
9330835535b9 fixed view double rendering
cin
parents: 353
diff changeset
223 my $ctx = ($this->root || $this)->clone();
359
833e663796c4 TTView: added view variable to pass rendering context between controls
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parents: 356
diff changeset
224
833e663796c4 TTView: added view variable to pass rendering context between controls
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parents: 356
diff changeset
225 my @includes = @{$this->includes || []};
833e663796c4 TTView: added view variable to pass rendering context between controls
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parents: 356
diff changeset
226
833e663796c4 TTView: added view variable to pass rendering context between controls
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parents: 356
diff changeset
227 if ($this->base) {
833e663796c4 TTView: added view variable to pass rendering context between controls
sergey
parents: 356
diff changeset
228 unshift @includes, $this->base;
833e663796c4 TTView: added view variable to pass rendering context between controls
sergey
parents: 356
diff changeset
229 }
833e663796c4 TTView: added view variable to pass rendering context between controls
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parents: 356
diff changeset
230
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
231 my $out = eval {
354
9330835535b9 fixed view double rendering
cin
parents: 353
diff changeset
232 $ctx->localise(
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
233 hashApply(
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
234 {
359
833e663796c4 TTView: added view variable to pass rendering context between controls
sergey
parents: 356
diff changeset
235 includes => \@includes,
352
675cd1829255 working on TTView: added control classes support
cin
parents: 351
diff changeset
236 aliases => $this->aliases || {},
354
9330835535b9 fixed view double rendering
cin
parents: 353
diff changeset
237 root => $this->root || $ctx,
351
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
238 modules => $this->modules || {},
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
239 cache => TypeKeyedCollection->new(),
359
833e663796c4 TTView: added view variable to pass rendering context between controls
sergey
parents: 356
diff changeset
240 display_for => sub {
833e663796c4 TTView: added view variable to pass rendering context between controls
sergey
parents: 356
diff changeset
241 $ctx->display_for(@_);
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
242 },
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
243 render => sub {
354
9330835535b9 fixed view double rendering
cin
parents: 353
diff changeset
244 $ctx->render(@_);
351
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
245 },
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
246 display_model => sub {
354
9330835535b9 fixed view double rendering
cin
parents: 353
diff changeset
247 $ctx->display_model(@_);
351
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
248 },
370
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
249 tt_cache => {}
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
250 },
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
251 $env
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
252 )
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
253 );
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
254
354
9330835535b9 fixed view double rendering
cin
parents: 353
diff changeset
255 &$code($ctx);
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
256 };
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
257
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
258 my $e = $@;
354
9330835535b9 fixed view double rendering
cin
parents: 353
diff changeset
259 $ctx->delocalise();
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
260
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
261 die $e if $e;
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
262
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
263 return $out;
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
264 }
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
265
359
833e663796c4 TTView: added view variable to pass rendering context between controls
sergey
parents: 356
diff changeset
266 # использует указанный шаблон для создания фрагмента документа
833e663796c4 TTView: added view variable to pass rendering context between controls
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parents: 356
diff changeset
267 # шаблон может быть как именем, так и хешем, содержащим информацию
833e663796c4 TTView: added view variable to pass rendering context between controls
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parents: 356
diff changeset
268 # о шаблоне.
833e663796c4 TTView: added view variable to pass rendering context between controls
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parents: 356
diff changeset
269 # отдельно следует отметить, что данный метод создает новый контекст
833e663796c4 TTView: added view variable to pass rendering context between controls
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parents: 356
diff changeset
270 # для выполнения шаблона в котором задает переменные base, parent, id
833e663796c4 TTView: added view variable to pass rendering context between controls
sergey
parents: 356
diff changeset
271 # а также создает переменные для строковых констант из labels
833e663796c4 TTView: added view variable to pass rendering context between controls
sergey
parents: 356
diff changeset
272 # хеш с переменными $args будет передан самому шаблону в момент выполнения
833e663796c4 TTView: added view variable to pass rendering context between controls
sergey
parents: 356
diff changeset
273 # если у шаблона указан класс элемента управления, то при выполнении шаблона
833e663796c4 TTView: added view variable to pass rendering context between controls
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parents: 356
diff changeset
274 # будет создан экземпляр этого класса и процесс выполнения шаблона будет
833e663796c4 TTView: added view variable to pass rendering context between controls
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parents: 356
diff changeset
275 # делегирован методу Render этого экземпляра.
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
276 sub render {
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
277 my ($this,$template,$args) = @_;
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
278
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
279 $args ||= {};
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
280
351
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
281 my $info = ref $template ? $template : $this->find_template($template);
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
282
351
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
283 if (ref($info) ne 'HASH') {
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
284 carp "got an invalid template object: $info (" . ref($info) . ")";
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
285 $info = {
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
286 template => $info,
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
287 base => $this->base,
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
288 initialized => 1
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
289 };
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
290 }
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
291
351
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
292 return $this->invoke_environment(
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
293 sub {
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
294 my $ctx = shift;
352
675cd1829255 working on TTView: added control classes support
cin
parents: 351
diff changeset
295
351
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
296 unless($info->{initialized}) {
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
297 if(my $init = $info->{template}->blocks->{INIT}) {
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
298 $info->{initialized} = 1;
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
299 eval {
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
300 $ctx->visit($info->{template}->blocks);
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
301 $ctx->include($init);
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
302 };
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
303 $ctx->leave();
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
304 }
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
305 }
352
675cd1829255 working on TTView: added control classes support
cin
parents: 351
diff changeset
306
675cd1829255 working on TTView: added control classes support
cin
parents: 351
diff changeset
307 if (my $class = $info->{class}) {
359
833e663796c4 TTView: added view variable to pass rendering context between controls
sergey
parents: 356
diff changeset
308 $class->new($ctx,$info->{template},$args)->Render({});
352
675cd1829255 working on TTView: added control classes support
cin
parents: 351
diff changeset
309 } else {
675cd1829255 working on TTView: added control classes support
cin
parents: 351
diff changeset
310 return $ctx->include($info->{template},$args);
675cd1829255 working on TTView: added control classes support
cin
parents: 351
diff changeset
311 }
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
312 },
349
86b470004d47 added lables loading
cin
parents: 348
diff changeset
313 hashMerge(
351
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
314 $info->{labels} || {},
349
86b470004d47 added lables loading
cin
parents: 348
diff changeset
315 {
351
cfd7570c2af2 working on TTView: created TTView class for rendering models
cin
parents: 349
diff changeset
316 base => $info->{base},
356
97131d500f16 TTView: added identifiers support
cin
parents: 355
diff changeset
317 parent => $this,
97131d500f16 TTView: added identifiers support
cin
parents: 355
diff changeset
318 id => $this->get_next_id
349
86b470004d47 added lables loading
cin
parents: 348
diff changeset
319 }
86b470004d47 added lables loading
cin
parents: 348
diff changeset
320 )
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
321 )
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
322 }
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
323
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
324 sub resolve_model {
370
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
325 my ($this,$prefix) = @_;
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
326
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
327 die ArgException->new(prefix => "the prefix must be specified")
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
328 unless defined $prefix;
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
329
370
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
330 my $meta = $this->metadata;
371
d5c8b955bf8d refactoring
cin
parents: 370
diff changeset
331 unless($meta) {
d5c8b955bf8d refactoring
cin
parents: 370
diff changeset
332 $meta = Metadata->GetMetadataForModel($this->model);
d5c8b955bf8d refactoring
cin
parents: 370
diff changeset
333 $this->metadata($meta);
d5c8b955bf8d refactoring
cin
parents: 370
diff changeset
334 }
d5c8b955bf8d refactoring
cin
parents: 370
diff changeset
335
370
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
336 foreach my $part (grep length($_), split(/\.|\[(\d+)\]/, $prefix)) {
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
337 last unless $meta;
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
338 if ($part =~ /^\d+$/) {
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
339 $meta = $meta->GetItem($part);
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
340 } else {
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
341 $meta = $meta->GetProperty($part);
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
342 }
354
9330835535b9 fixed view double rendering
cin
parents: 353
diff changeset
343 }
9330835535b9 fixed view double rendering
cin
parents: 353
diff changeset
344
370
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
345 return $meta;
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
346 }
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
347
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
348 sub find_template_for {
370
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
349 my ($this,$meta, $nothrow) = @_;
347
cin
parents: 346
diff changeset
350
371
d5c8b955bf8d refactoring
cin
parents: 370
diff changeset
351 die ArgException->new(meta => 'An invalid metadata is supplied')
d5c8b955bf8d refactoring
cin
parents: 370
diff changeset
352 unless is($meta,MetadataBase);
d5c8b955bf8d refactoring
cin
parents: 370
diff changeset
353
370
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
354 return $this->find_template($meta->template)
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
355 if ($meta->template);
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
356
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
357 my $type = $meta->modelType;
347
cin
parents: 346
diff changeset
358
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
359 return $this->find_template('templates/plain') unless $type;
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
360
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
361 if (my $template = $this->cache->Get($type)) {
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
362 return $template;
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
363 } else {
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
364
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
365 no strict 'refs';
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
366
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
367 my @isa = $type;
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
368
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
369 while (@isa) {
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
370 my $sclass = shift @isa;
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
371
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
372 (my $name = $sclass) =~ s/:+/_/g;
359
833e663796c4 TTView: added view variable to pass rendering context between controls
sergey
parents: 356
diff changeset
373 my ($shortName) = ($sclass =~ m/(\w+)$/);
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
374
359
833e663796c4 TTView: added view variable to pass rendering context between controls
sergey
parents: 356
diff changeset
375 $template = $this->find_template("templates/$name",1) || $this->find_template("templates/$shortName",1);
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
376
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
377 if ($template) {
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
378 $this->cache->Set($sclass,$template);
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
379 return $template;
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
380 }
370
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
381
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
382 #todo $meta->GetISA
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
383 push @isa, @{"${sclass}::ISA"};
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
384 }
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
385
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
386 }
370
cbf4febf0930 ObjectMeta, Tests, migrating to the new metadata model.
sergey
parents: 359
diff changeset
387 $this->throw(Template::Constants::ERROR_FILE, "can't find a template for the model $type")
359
833e663796c4 TTView: added view variable to pass rendering context between controls
sergey
parents: 356
diff changeset
388 unless $nothrow;
833e663796c4 TTView: added view variable to pass rendering context between controls
sergey
parents: 356
diff changeset
389
348
f116cd9fe7d9 working on TTView: pre-alpha version
cin
parents: 347
diff changeset
390 return;
347
cin
parents: 346
diff changeset
391 }
cin
parents: 346
diff changeset
392
349
86b470004d47 added lables loading
cin
parents: 348
diff changeset
393 sub get_real_file {
86b470004d47 added lables loading
cin
parents: 348
diff changeset
394 my ($this,$fname) = @_;
86b470004d47 added lables loading
cin
parents: 348
diff changeset
395
86b470004d47 added lables loading
cin
parents: 348
diff changeset
396 my @path = split(/\/+/,$fname);
86b470004d47 added lables loading
cin
parents: 348
diff changeset
397
86b470004d47 added lables loading
cin
parents: 348
diff changeset
398 foreach my $provider (@{$this->load_templates || []}) {
86b470004d47 added lables loading
cin
parents: 348
diff changeset
399 foreach my $dir (@{$provider->paths || []}) {
86b470004d47 added lables loading
cin
parents: 348
diff changeset
400 my $realName = File::Spec->catfile($dir,@path);
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401 return $realName if -f $realName;
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402 }
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403 }
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404 }
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405
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406 sub load_labels {
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407 my ($this,$fname) = @_;
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408
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409 $fname = $this->get_real_file($fname);
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410
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411 my %vars;
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412
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413 my $flabels = "$fname.labels";
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414
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415 if (-f $flabels) {
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416
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417 my %labels;
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418 $labels{default} = IMPL::Resources::Strings::ParseStringsMap($flabels);
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419
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420 while(my($label,$text) = each %{$labels{default}}) {
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421 $vars{$label} = sub {
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422 my ($params) = @_;
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423 my $locale = Resources->currentLocale;
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424
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425 unless ($labels{$locale}) {
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426 $labels{$locale} = -f "$fname.$locale" ?
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427 IMPL::Resources::Strings::ParseStringsMap("$fname.$locale") :
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428 {};
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429 }
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430
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431 return FormatMessage(($labels{$locale}{$label} || $text),$params);
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432 }
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433 }
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434 }
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435
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436 return \%vars;
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437 }
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438
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439 1;
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440
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441 __END__
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442
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443 =pod
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444
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445 =head1 NAME
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446
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447 C<IMPL::Web::View::TTContext> - доработанная версия контекста
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448
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449 =head1 DESCRIPTION
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450
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451 Расширяет функции C<Template::Context>
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452
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453 =begin plantuml
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454
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455 @startuml
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456
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457 object RootContext {
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458 document
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459 globals
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460 }
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461
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462 object DocumentContext {
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463 base
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464 extends
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465 }
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466
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467 object ControlContext {
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468 base
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469 extends
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470 }
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471
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472 RootContext o-- DocumentContext
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473 RootContext o-- ControlContext
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474
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475 Document -- DocumentContext
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476 Control - ControlContext
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477
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478 Loader . RootContext: <<creates>>
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479 Loader . Document: <<creates>>
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480 Loader -up- Registry
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481
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482 @enduml
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483
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484 =end plantuml
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485
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486 =head1 MEMBERS
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487
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488 =head2 C<[get,set]base>
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489
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490 Префикс пути для поиска шаблонов
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491
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492 =head2 C<template($name)>
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493
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494 Сначала пытается загрузить шаблон используя префикс C<base>, затем без префикса.
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495
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496 =head2 C<clone()>
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497
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498 Создает копию контекста, при этом C<stash> локализуется, таким образом
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499 клонированный контекст имеет собственное пространство имен, вложенное в
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500 пространство родительского контекста.
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501
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502 =cut