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<?php
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/**
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* Smarty Internal Plugin Compile If
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* Compiles the {if} {else} {elseif} {/if} 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 If 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_If extends Smarty_Internal_CompileBase
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{
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/**
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* Compiles code for the {if} 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 $parameter array with compilation parameter
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*
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* @return string compiled code
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* @throws \SmartyCompilerException
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*/
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public function compile($args, Smarty_Internal_TemplateCompilerBase $compiler, $parameter)
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{
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// check and get attributes
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$_attr = $this->getAttributes($compiler, $args);
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$this->openTag($compiler, 'if', array(1, $compiler->nocache));
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// must whole block be nocache ?
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$compiler->nocache = $compiler->nocache | $compiler->tag_nocache;
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if (!isset($parameter[ 'if condition' ])) {
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$compiler->trigger_template_error('missing if condition', null, true);
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}
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if (is_array($parameter[ 'if condition' ])) {
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if (is_array($parameter[ 'if condition' ][ 'var' ])) {
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$var = $parameter[ 'if condition' ][ 'var' ][ 'var' ];
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} else {
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$var = $parameter[ 'if condition' ][ 'var' ];
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}
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if ($compiler->nocache) {
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// create nocache var to make it know for further compiling
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$compiler->setNocacheInVariable($var);
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}
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$prefixVar = $compiler->getNewPrefixVariable();
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$_output = "<?php {$prefixVar} = {$parameter[ 'if condition' ][ 'value' ]};?>\n";
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$assignAttr = array();
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$assignAttr[][ 'value' ] = $prefixVar;
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$assignCompiler = new Smarty_Internal_Compile_Assign();
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if (is_array($parameter[ 'if condition' ][ 'var' ])) {
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$assignAttr[][ 'var' ] = $parameter[ 'if condition' ][ 'var' ][ 'var' ];
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$_output .= $assignCompiler->compile(
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$assignAttr,
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$compiler,
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array('smarty_internal_index' => $parameter[ 'if condition' ][ 'var' ][ 'smarty_internal_index' ])
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);
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} else {
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$assignAttr[][ 'var' ] = $parameter[ 'if condition' ][ 'var' ];
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$_output .= $assignCompiler->compile($assignAttr, $compiler, array());
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}
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$_output .= "<?php if ({$prefixVar}) {?>";
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return $_output;
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} else {
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return "<?php if ({$parameter['if condition']}) {?>";
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}
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}
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}
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/**
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* Smarty Internal Plugin Compile Else 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_Else extends Smarty_Internal_CompileBase
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{
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/**
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* Compiles code for the {else} 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 $compiler compiler object
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*
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* @return string compiled code
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*/
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public function compile($args, Smarty_Internal_TemplateCompilerBase $compiler)
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{
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list($nesting, $compiler->tag_nocache) = $this->closeTag($compiler, array('if', 'elseif'));
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$this->openTag($compiler, 'else', array($nesting, $compiler->tag_nocache));
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return '<?php } else { ?>';
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}
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}
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/**
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* Smarty Internal Plugin Compile ElseIf 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_Elseif extends Smarty_Internal_CompileBase
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{
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/**
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* Compiles code for the {elseif} 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 $parameter array with compilation parameter
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*
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* @return string compiled code
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* @throws \SmartyCompilerException
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*/
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public function compile($args, Smarty_Internal_TemplateCompilerBase $compiler, $parameter)
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{
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// check and get attributes
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$_attr = $this->getAttributes($compiler, $args);
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list($nesting, $compiler->tag_nocache) = $this->closeTag($compiler, array('if', 'elseif'));
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if (!isset($parameter[ 'if condition' ])) {
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$compiler->trigger_template_error('missing elseif condition', null, true);
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}
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$assignCode = '';
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$var = '';
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if (is_array($parameter[ 'if condition' ])) {
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$condition_by_assign = true;
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if (is_array($parameter[ 'if condition' ][ 'var' ])) {
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$var = $parameter[ 'if condition' ][ 'var' ][ 'var' ];
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} else {
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$var = $parameter[ 'if condition' ][ 'var' ];
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}
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if ($compiler->nocache) {
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// create nocache var to make it know for further compiling
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$compiler->setNocacheInVariable($var);
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}
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$prefixVar = $compiler->getNewPrefixVariable();
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$assignCode = "<?php {$prefixVar} = {$parameter[ 'if condition' ][ 'value' ]};?>\n";
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$assignCompiler = new Smarty_Internal_Compile_Assign();
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$assignAttr = array();
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$assignAttr[][ 'value' ] = $prefixVar;
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if (is_array($parameter[ 'if condition' ][ 'var' ])) {
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$assignAttr[][ 'var' ] = $parameter[ 'if condition' ][ 'var' ][ 'var' ];
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$assignCode .= $assignCompiler->compile(
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$assignAttr,
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$compiler,
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array('smarty_internal_index' => $parameter[ 'if condition' ][ 'var' ][ 'smarty_internal_index' ])
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);
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} else {
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$assignAttr[][ 'var' ] = $parameter[ 'if condition' ][ 'var' ];
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$assignCode .= $assignCompiler->compile($assignAttr, $compiler, array());
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}
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} else {
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$condition_by_assign = false;
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}
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$prefixCode = $compiler->getPrefixCode();
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if (empty($prefixCode)) {
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if ($condition_by_assign) {
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$this->openTag($compiler, 'elseif', array($nesting + 1, $compiler->tag_nocache));
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$_output = $compiler->appendCode("<?php } else {\n?>", $assignCode);
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return $compiler->appendCode($_output, "<?php if ({$prefixVar}) {?>");
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} else {
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$this->openTag($compiler, 'elseif', array($nesting, $compiler->tag_nocache));
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return "<?php } elseif ({$parameter['if condition']}) {?>";
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}
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} else {
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$_output = $compiler->appendCode("<?php } else {\n?>", $prefixCode);
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$this->openTag($compiler, 'elseif', array($nesting + 1, $compiler->tag_nocache));
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if ($condition_by_assign) {
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$_output = $compiler->appendCode($_output, $assignCode);
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return $compiler->appendCode($_output, "<?php if ({$prefixVar}) {?>");
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} else {
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return $compiler->appendCode($_output, "<?php if ({$parameter['if condition']}) {?>");
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}
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}
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}
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}
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/**
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* Smarty Internal Plugin Compile Ifclose 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_Ifclose extends Smarty_Internal_CompileBase
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{
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/**
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* Compiles code for the {/if} 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 $compiler compiler object
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*
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* @return string compiled code
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*/
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public function compile($args, Smarty_Internal_TemplateCompilerBase $compiler)
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{
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// must endblock be nocache?
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if ($compiler->nocache) {
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$compiler->tag_nocache = true;
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}
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list($nesting, $compiler->nocache) = $this->closeTag($compiler, array('if', 'else', 'elseif'));
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$tmp = '';
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for ($i = 0; $i < $nesting; $i++) {
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$tmp .= '}';
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}
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return "<?php {$tmp}?>";
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}
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}
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