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228 lines
6.9 KiB
228 lines
6.9 KiB
<?php |
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/** |
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* Smarty Internal Plugin Compile ForeachSection |
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* Shared methods for {foreach} {section} tags |
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* |
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* @package Smarty |
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* @subpackage Compiler |
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* @author Uwe Tews |
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*/ |
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/** |
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* Smarty Internal Plugin Compile ForeachSection Class |
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* |
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* @package Smarty |
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* @subpackage Compiler |
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*/ |
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class Smarty_Internal_Compile_Private_ForeachSection extends Smarty_Internal_CompileBase |
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{ |
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/** |
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* Name of this tag |
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* |
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* @var string |
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*/ |
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public $tagName = ''; |
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/** |
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* Valid properties of $smarty.xxx variable |
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* |
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* @var array |
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*/ |
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public $nameProperties = array(); |
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/** |
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* {section} tag has no item properties |
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* |
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* @var array |
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*/ |
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public $itemProperties = null; |
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/** |
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* {section} tag has always name attribute |
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* |
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* @var bool |
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*/ |
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public $isNamed = true; |
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/** |
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* @var array |
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*/ |
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public $matchResults = array(); |
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/** |
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* Preg search pattern |
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* |
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* @var string |
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*/ |
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private $propertyPreg = ''; |
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/** |
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* Offsets in preg match result |
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* |
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* @var array |
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*/ |
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private $resultOffsets = array(); |
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/** |
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* Start offset |
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* |
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* @var int |
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*/ |
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private $startOffset = 0; |
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/** |
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* Scan sources for used tag attributes |
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* |
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* @param array $attributes |
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* @param \Smarty_Internal_TemplateCompilerBase $compiler |
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* |
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* @throws \SmartyException |
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*/ |
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public function scanForProperties($attributes, Smarty_Internal_TemplateCompilerBase $compiler) |
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{ |
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$this->propertyPreg = '~('; |
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$this->startOffset = 1; |
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$this->resultOffsets = array(); |
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$this->matchResults = array('named' => array(), 'item' => array()); |
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if (isset($attributes[ 'name' ])) { |
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$this->buildPropertyPreg(true, $attributes); |
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} |
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if (isset($this->itemProperties)) { |
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if ($this->isNamed) { |
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$this->propertyPreg .= '|'; |
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} |
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$this->buildPropertyPreg(false, $attributes); |
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} |
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$this->propertyPreg .= ')\W~i'; |
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// Template source |
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$this->matchTemplateSource($compiler); |
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// Parent template source |
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$this->matchParentTemplateSource($compiler); |
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// {block} source |
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$this->matchBlockSource($compiler); |
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} |
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/** |
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* Build property preg string |
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* |
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* @param bool $named |
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* @param array $attributes |
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*/ |
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public function buildPropertyPreg($named, $attributes) |
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{ |
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if ($named) { |
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$this->resultOffsets[ 'named' ] = $this->startOffset = $this->startOffset + 3; |
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$this->propertyPreg .= "(([\$]smarty[.]{$this->tagName}[.]" . |
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($this->tagName === 'section' ? "|[\[]\s*" : '') . |
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"){$attributes['name']}[.]("; |
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$properties = $this->nameProperties; |
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} else { |
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$this->resultOffsets[ 'item' ] = $this->startOffset = $this->startOffset + 2; |
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$this->propertyPreg .= "([\$]{$attributes['item']}[@]("; |
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$properties = $this->itemProperties; |
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} |
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$propName = reset($properties); |
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while ($propName) { |
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$this->propertyPreg .= "{$propName}"; |
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$propName = next($properties); |
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if ($propName) { |
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$this->propertyPreg .= '|'; |
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} |
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} |
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$this->propertyPreg .= '))'; |
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} |
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/** |
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* Find matches in source string |
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* |
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* @param string $source |
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*/ |
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public function matchProperty($source) |
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{ |
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preg_match_all($this->propertyPreg, $source, $match); |
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foreach ($this->resultOffsets as $key => $offset) { |
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foreach ($match[ $offset ] as $m) { |
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if (!empty($m)) { |
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$this->matchResults[ $key ][ smarty_strtolower_ascii($m) ] = true; |
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} |
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} |
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} |
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} |
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/** |
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* Find matches in template source |
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* |
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* @param \Smarty_Internal_TemplateCompilerBase $compiler |
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*/ |
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public function matchTemplateSource(Smarty_Internal_TemplateCompilerBase $compiler) |
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{ |
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$this->matchProperty($compiler->parser->lex->data); |
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} |
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/** |
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* Find matches in all parent template source |
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* |
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* @param \Smarty_Internal_TemplateCompilerBase $compiler |
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* |
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* @throws \SmartyException |
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*/ |
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public function matchParentTemplateSource(Smarty_Internal_TemplateCompilerBase $compiler) |
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{ |
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// search parent compiler template source |
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$nextCompiler = $compiler; |
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while ($nextCompiler !== $nextCompiler->parent_compiler) { |
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$nextCompiler = $nextCompiler->parent_compiler; |
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if ($compiler !== $nextCompiler) { |
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// get template source |
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$_content = $nextCompiler->template->source->getContent(); |
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if ($_content !== '') { |
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// run pre filter if required |
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if ((isset($nextCompiler->smarty->autoload_filters[ 'pre' ]) || |
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isset($nextCompiler->smarty->registered_filters[ 'pre' ])) |
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) { |
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$_content = $nextCompiler->smarty->ext->_filterHandler->runFilter( |
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'pre', |
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$_content, |
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$nextCompiler->template |
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); |
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} |
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$this->matchProperty($_content); |
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} |
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} |
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} |
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} |
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/** |
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* Find matches in {block} tag source |
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* |
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* @param \Smarty_Internal_TemplateCompilerBase $compiler |
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*/ |
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public function matchBlockSource(Smarty_Internal_TemplateCompilerBase $compiler) |
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{ |
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} |
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/** |
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* Compiles code for the {$smarty.foreach.xxx} or {$smarty.section.xxx}tag |
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* |
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* @param array $args array with attributes from parser |
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* @param \Smarty_Internal_TemplateCompilerBase $compiler compiler object |
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* @param array $parameter array with compilation parameter |
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* |
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* @return string compiled code |
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* @throws \SmartyCompilerException |
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*/ |
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public function compileSpecialVariable($args, Smarty_Internal_TemplateCompilerBase $compiler, $parameter) |
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{ |
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$tag = smarty_strtolower_ascii(trim($parameter[ 0 ], '"\'')); |
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$name = isset($parameter[ 1 ]) ? $compiler->getId($parameter[ 1 ]) : false; |
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if (!$name) { |
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$compiler->trigger_template_error("missing or illegal \$smarty.{$tag} name attribute", null, true); |
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} |
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$property = isset($parameter[ 2 ]) ? smarty_strtolower_ascii($compiler->getId($parameter[ 2 ])) : false; |
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if (!$property || !in_array($property, $this->nameProperties)) { |
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$compiler->trigger_template_error("missing or illegal \$smarty.{$tag} property attribute", null, true); |
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} |
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$tagVar = "'__smarty_{$tag}_{$name}'"; |
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return "(isset(\$_smarty_tpl->tpl_vars[{$tagVar}]->value['{$property}']) ? \$_smarty_tpl->tpl_vars[{$tagVar}]->value['{$property}'] : null)"; |
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} |
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}
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