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164 lines
6.5 KiB
164 lines
6.5 KiB
<?php |
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/** |
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* Smarty Internal Plugin Compile For |
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* Compiles the {for} {forelse} {/for} 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 For 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_For extends Smarty_Internal_CompileBase |
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{ |
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/** |
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* Compiles code for the {for} tag |
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* Smarty supports two different syntax's: |
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* - {for $var in $array} |
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* For looping over arrays or iterators |
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* - {for $x=0; $x<$y; $x++} |
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* For general loops |
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* The parser is generating different sets of attribute by which this compiler can |
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* determine which syntax is used. |
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* |
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* @param array $args array with attributes from parser |
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* @param object $compiler compiler object |
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* @param array $parameter array with compilation parameter |
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* |
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* @return string compiled code |
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*/ |
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public function compile($args, $compiler, $parameter) |
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{ |
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$compiler->loopNesting++; |
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if ($parameter === 0) { |
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$this->required_attributes = array('start', 'to'); |
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$this->optional_attributes = array('max', 'step'); |
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} else { |
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$this->required_attributes = array('start', 'ifexp', 'var', 'step'); |
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$this->optional_attributes = array(); |
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} |
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$this->mapCache = array(); |
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// check and get attributes |
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$_attr = $this->getAttributes($compiler, $args); |
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$output = "<?php\n"; |
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if ($parameter === 1) { |
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foreach ($_attr[ 'start' ] as $_statement) { |
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if (is_array($_statement[ 'var' ])) { |
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$var = $_statement[ 'var' ][ 'var' ]; |
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$index = $_statement[ 'var' ][ 'smarty_internal_index' ]; |
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} else { |
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$var = $_statement[ 'var' ]; |
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$index = ''; |
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} |
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$output .= "\$_smarty_tpl->tpl_vars[$var] = new Smarty_Variable(null, \$_smarty_tpl->isRenderingCache);\n"; |
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$output .= "\$_smarty_tpl->tpl_vars[$var]->value{$index} = {$_statement['value']};\n"; |
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} |
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if (is_array($_attr[ 'var' ])) { |
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$var = $_attr[ 'var' ][ 'var' ]; |
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$index = $_attr[ 'var' ][ 'smarty_internal_index' ]; |
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} else { |
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$var = $_attr[ 'var' ]; |
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$index = ''; |
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} |
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$output .= "if ($_attr[ifexp]) {\nfor (\$_foo=true;$_attr[ifexp]; \$_smarty_tpl->tpl_vars[$var]->value{$index}$_attr[step]) {\n"; |
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} else { |
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$_statement = $_attr[ 'start' ]; |
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if (is_array($_statement[ 'var' ])) { |
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$var = $_statement[ 'var' ][ 'var' ]; |
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$index = $_statement[ 'var' ][ 'smarty_internal_index' ]; |
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} else { |
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$var = $_statement[ 'var' ]; |
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$index = ''; |
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} |
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$output .= "\$_smarty_tpl->tpl_vars[$var] = new Smarty_Variable(null, \$_smarty_tpl->isRenderingCache);"; |
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if (isset($_attr[ 'step' ])) { |
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$output .= "\$_smarty_tpl->tpl_vars[$var]->step = $_attr[step];"; |
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} else { |
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$output .= "\$_smarty_tpl->tpl_vars[$var]->step = 1;"; |
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} |
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if (isset($_attr[ 'max' ])) { |
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$output .= "\$_smarty_tpl->tpl_vars[$var]->total = (int) min(ceil((\$_smarty_tpl->tpl_vars[$var]->step > 0 ? $_attr[to]+1 - ($_statement[value]) : $_statement[value]-($_attr[to])+1)/abs(\$_smarty_tpl->tpl_vars[$var]->step)),$_attr[max]);\n"; |
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} else { |
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$output .= "\$_smarty_tpl->tpl_vars[$var]->total = (int) ceil((\$_smarty_tpl->tpl_vars[$var]->step > 0 ? $_attr[to]+1 - ($_statement[value]) : $_statement[value]-($_attr[to])+1)/abs(\$_smarty_tpl->tpl_vars[$var]->step));\n"; |
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} |
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$output .= "if (\$_smarty_tpl->tpl_vars[$var]->total > 0) {\n"; |
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$output .= "for (\$_smarty_tpl->tpl_vars[$var]->value{$index} = $_statement[value], \$_smarty_tpl->tpl_vars[$var]->iteration = 1;\$_smarty_tpl->tpl_vars[$var]->iteration <= \$_smarty_tpl->tpl_vars[$var]->total;\$_smarty_tpl->tpl_vars[$var]->value{$index} += \$_smarty_tpl->tpl_vars[$var]->step, \$_smarty_tpl->tpl_vars[$var]->iteration++) {\n"; |
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$output .= "\$_smarty_tpl->tpl_vars[$var]->first = \$_smarty_tpl->tpl_vars[$var]->iteration === 1;"; |
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$output .= "\$_smarty_tpl->tpl_vars[$var]->last = \$_smarty_tpl->tpl_vars[$var]->iteration === \$_smarty_tpl->tpl_vars[$var]->total;"; |
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} |
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$output .= '?>'; |
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$this->openTag($compiler, 'for', array('for', $compiler->nocache)); |
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// maybe nocache because of nocache variables |
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$compiler->nocache = $compiler->nocache | $compiler->tag_nocache; |
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// return compiled code |
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return $output; |
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} |
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} |
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/** |
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* Smarty Internal Plugin Compile Forelse 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_Forelse extends Smarty_Internal_CompileBase |
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{ |
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/** |
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* Compiles code for the {forelse} tag |
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* |
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* @param array $args array with attributes from parser |
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* @param object $compiler compiler object |
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* @param array $parameter array with compilation parameter |
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* |
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* @return string compiled code |
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*/ |
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public function compile($args, $compiler, $parameter) |
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{ |
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// check and get attributes |
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$_attr = $this->getAttributes($compiler, $args); |
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list($openTag, $nocache) = $this->closeTag($compiler, array('for')); |
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$this->openTag($compiler, 'forelse', array('forelse', $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 Forclose 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_Forclose extends Smarty_Internal_CompileBase |
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{ |
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/** |
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* Compiles code for the {/for} tag |
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* |
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* @param array $args array with attributes from parser |
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* @param object $compiler compiler object |
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* @param array $parameter array with compilation parameter |
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* |
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* @return string compiled code |
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*/ |
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public function compile($args, $compiler, $parameter) |
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{ |
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$compiler->loopNesting--; |
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// check and get attributes |
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$_attr = $this->getAttributes($compiler, $args); |
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// must endblock be nocache? |
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if ($compiler->nocache) { |
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$compiler->tag_nocache = true; |
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} |
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list($openTag, $compiler->nocache) = $this->closeTag($compiler, array('for', 'forelse')); |
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$output = "<?php }\n"; |
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if ($openTag !== 'forelse') { |
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$output .= "}\n"; |
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} |
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$output .= "?>"; |
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return $output; |
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} |
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}
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