diff options
Diffstat (limited to 'lib/smarty3/sysplugins/smarty_internal_compile_for.php')
| -rw-r--r-- | lib/smarty3/sysplugins/smarty_internal_compile_for.php | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/lib/smarty3/sysplugins/smarty_internal_compile_for.php b/lib/smarty3/sysplugins/smarty_internal_compile_for.php new file mode 100644 index 0000000..e5e7c61 --- /dev/null +++ b/lib/smarty3/sysplugins/smarty_internal_compile_for.php @@ -0,0 +1,170 @@ +<?php +/** + * Smarty Internal Plugin Compile For + * Compiles the {for} {forelse} {/for} tags + * + * @package Smarty + * @subpackage Compiler + * @author Uwe Tews + */ + +/** + * Smarty Internal Plugin Compile For Class + * + * @package Smarty + * @subpackage Compiler + */ +class Smarty_Internal_Compile_For extends Smarty_Internal_CompileBase +{ + /** + * Compiles code for the {for} tag + * Smarty 3 does implement two different syntax's: + * - {for $var in $array} + * For looping over arrays or iterators + * - {for $x=0; $x<$y; $x++} + * For general loops + * The parser is generating different sets of attribute by which this compiler can + * determine which syntax is used. + * + * @param array $args array with attributes from parser + * @param object $compiler compiler object + * @param array $parameter array with compilation parameter + * + * @return string compiled code + */ + public function compile($args, $compiler, $parameter) + { + $compiler->loopNesting ++; + if ($parameter == 0) { + $this->required_attributes = array('start', 'to'); + $this->optional_attributes = array('max', 'step'); + } else { + $this->required_attributes = array('start', 'ifexp', 'var', 'step'); + $this->optional_attributes = array(); + } + $this->mapCache = array(); + // check and get attributes + $_attr = $this->getAttributes($compiler, $args); + + $output = "<?php\n"; + if ($parameter == 1) { + foreach ($_attr[ 'start' ] as $_statement) { + if (is_array($_statement[ 'var' ])) { + $var = $_statement[ 'var' ][ 'var' ]; + $index = $_statement[ 'var' ][ 'smarty_internal_index' ]; + } else { + $var = $_statement[ 'var' ]; + $index = ''; + } + $output .= "\$_smarty_tpl->tpl_vars[$var] = new Smarty_Variable(null, \$_smarty_tpl->isRenderingCache);\n"; + $output .= "\$_smarty_tpl->tpl_vars[$var]->value{$index} = {$_statement['value']};\n"; + } + if (is_array($_attr[ 'var' ])) { + $var = $_attr[ 'var' ][ 'var' ]; + $index = $_attr[ 'var' ][ 'smarty_internal_index' ]; + } else { + $var = $_attr[ 'var' ]; + $index = ''; + } + $output .= "if ($_attr[ifexp]) {\nfor (\$_foo=true;$_attr[ifexp]; \$_smarty_tpl->tpl_vars[$var]->value{$index}$_attr[step]) {\n"; + } else { + $_statement = $_attr[ 'start' ]; + if (is_array($_statement[ 'var' ])) { + $var = $_statement[ 'var' ][ 'var' ]; + $index = $_statement[ 'var' ][ 'smarty_internal_index' ]; + } else { + $var = $_statement[ 'var' ]; + $index = ''; + } + $output .= "\$_smarty_tpl->tpl_vars[$var] = new Smarty_Variable(null, \$_smarty_tpl->isRenderingCache);"; + if (isset($_attr[ 'step' ])) { + $output .= "\$_smarty_tpl->tpl_vars[$var]->step = $_attr[step];"; + } else { + $output .= "\$_smarty_tpl->tpl_vars[$var]->step = 1;"; + } + if (isset($_attr[ 'max' ])) { + $output .= "\$_smarty_tpl->tpl_vars[$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"; + } else { + $output .= "\$_smarty_tpl->tpl_vars[$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"; + } + $output .= "if (\$_smarty_tpl->tpl_vars[$var]->total > 0) {\n"; + $output .= "for (\$_smarty_tpl->tpl_vars[$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"; + $output .= "\$_smarty_tpl->tpl_vars[$var]->first = \$_smarty_tpl->tpl_vars[$var]->iteration == 1;"; + $output .= "\$_smarty_tpl->tpl_vars[$var]->last = \$_smarty_tpl->tpl_vars[$var]->iteration == \$_smarty_tpl->tpl_vars[$var]->total;"; + } + $output .= "?>"; + + $this->openTag($compiler, 'for', array('for', $compiler->nocache)); + // maybe nocache because of nocache variables + $compiler->nocache = $compiler->nocache | $compiler->tag_nocache; + // return compiled code + return $output; + } +} + +/** + * Smarty Internal Plugin Compile Forelse Class + * + * @package Smarty + * @subpackage Compiler + */ +class Smarty_Internal_Compile_Forelse extends Smarty_Internal_CompileBase +{ + /** + * Compiles code for the {forelse} tag + * + * @param array $args array with attributes from parser + * @param object $compiler compiler object + * @param array $parameter array with compilation parameter + * + * @return string compiled code + */ + public function compile($args, $compiler, $parameter) + { + // check and get attributes + $_attr = $this->getAttributes($compiler, $args); + + list($openTag, $nocache) = $this->closeTag($compiler, array('for')); + $this->openTag($compiler, 'forelse', array('forelse', $nocache)); + + return "<?php }} else { ?>"; + } +} + +/** + * Smarty Internal Plugin Compile Forclose Class + * + * @package Smarty + * @subpackage Compiler + */ +class Smarty_Internal_Compile_Forclose extends Smarty_Internal_CompileBase +{ + /** + * Compiles code for the {/for} tag + * + * @param array $args array with attributes from parser + * @param object $compiler compiler object + * @param array $parameter array with compilation parameter + * + * @return string compiled code + */ + public function compile($args, $compiler, $parameter) + { + $compiler->loopNesting --; + // check and get attributes + $_attr = $this->getAttributes($compiler, $args); + // must endblock be nocache? + if ($compiler->nocache) { + $compiler->tag_nocache = true; + } + + list($openTag, $compiler->nocache) = $this->closeTag($compiler, array('for', 'forelse')); + + $output = "<?php }\n"; + if ($openTag != 'forelse') { + $output .= "}\n"; + } + $output .= "?>\n"; + return $output; + } +} |