463 lines
18 KiB
PHP
463 lines
18 KiB
PHP
<?php
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/**
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* Smarty Internal Plugin Compile Section
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* Compiles the {section} {sectionelse} {/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 Section 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_Section extends Smarty_Internal_Compile_Private_ForeachSection
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{
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/**
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* Attribute definition: Overwrites base class.
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*
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* @var array
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* @see Smarty_Internal_CompileBase
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*/
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public $required_attributes = array('name', 'loop');
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/**
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* Attribute definition: Overwrites base class.
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*
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* @var array
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* @see Smarty_Internal_CompileBase
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*/
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public $shorttag_order = array('name', 'loop');
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/**
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* Attribute definition: Overwrites base class.
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*
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* @var array
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* @see Smarty_Internal_CompileBase
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*/
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public $optional_attributes = array('start', 'step', 'max', 'show', 'properties');
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/**
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* counter
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*
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* @var int
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*/
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public $counter = 0;
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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 = 'section';
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/**
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* Valid properties of $smarty.section.name.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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'first', 'last', 'index', 'iteration', 'show', 'total', 'rownum', 'index_prev',
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'index_next', 'loop'
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);
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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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* Compiles code for the {section} 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 $compiler compiler object
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*
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* @return string compiled code
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* @throws \SmartyCompilerException
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* @throws \SmartyException
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*/
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public function compile($args, Smarty_Internal_TemplateCompilerBase $compiler)
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{
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$compiler->loopNesting++;
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// check and get attributes
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$_attr = $this->getAttributes($compiler, $args);
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$attributes = array('name' => $compiler->getId($_attr[ 'name' ]));
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unset($_attr[ 'name' ]);
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foreach ($attributes as $a => $v) {
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if ($v === false) {
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$compiler->trigger_template_error("'{$a}' attribute/variable has illegal value", null, true);
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}
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}
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$local = "\$__section_{$attributes['name']}_" . $this->counter++ . '_';
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$sectionVar = "\$_smarty_tpl->tpl_vars['__smarty_section_{$attributes['name']}']";
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$this->openTag($compiler, 'section', array('section', $compiler->nocache, $local, $sectionVar));
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// maybe nocache because of nocache variables
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$compiler->nocache = $compiler->nocache | $compiler->tag_nocache;
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$initLocal = array();
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$initNamedProperty = array();
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$initFor = array();
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$incFor = array();
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$cmpFor = array();
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$propValue = array(
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'index' => "{$sectionVar}->value['index']", 'show' => 'true', 'step' => 1,
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'iteration' => "{$local}iteration",
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);
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$propType = array('index' => 2, 'iteration' => 2, 'show' => 0, 'step' => 0,);
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// search for used tag attributes
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$this->scanForProperties($attributes, $compiler);
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if (!empty($this->matchResults[ 'named' ])) {
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$namedAttr = $this->matchResults[ 'named' ];
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}
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if (isset($_attr[ 'properties' ]) && preg_match_all("/['](.*?)[']/", $_attr[ 'properties' ], $match)) {
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foreach ($match[ 1 ] as $prop) {
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if (in_array($prop, $this->nameProperties)) {
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$namedAttr[ $prop ] = true;
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} else {
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$compiler->trigger_template_error("Invalid property '{$prop}'", null, true);
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}
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}
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}
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$namedAttr[ 'index' ] = true;
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$output = "<?php\n";
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foreach ($_attr as $attr_name => $attr_value) {
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switch ($attr_name) {
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case 'loop':
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if (is_numeric($attr_value)) {
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$v = (int)$attr_value;
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$t = 0;
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} else {
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$v = "(is_array(@\$_loop=$attr_value) ? count(\$_loop) : max(0, (int) \$_loop))";
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$t = 1;
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}
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if ($t === 1) {
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$initLocal[ 'loop' ] = $v;
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$v = "{$local}loop";
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}
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break;
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case 'show':
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if (is_bool($attr_value)) {
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$v = $attr_value ? 'true' : 'false';
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$t = 0;
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} else {
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$v = "(bool) $attr_value";
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$t = 3;
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}
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break;
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case 'step':
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if (is_numeric($attr_value)) {
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$v = (int)$attr_value;
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$v = ($v === 0) ? 1 : $v;
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$t = 0;
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break;
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}
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$initLocal[ 'step' ] = "((int)@$attr_value) === 0 ? 1 : (int)@$attr_value";
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$v = "{$local}step";
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$t = 2;
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break;
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case 'max':
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case 'start':
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if (is_numeric($attr_value)) {
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$v = (int)$attr_value;
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$t = 0;
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break;
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}
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$v = "(int)@$attr_value";
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$t = 3;
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break;
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}
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if ($t === 3 && $compiler->getId($attr_value)) {
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$t = 1;
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}
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$propValue[ $attr_name ] = $v;
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$propType[ $attr_name ] = $t;
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}
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if (isset($namedAttr[ 'step' ])) {
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$initNamedProperty[ 'step' ] = $propValue[ 'step' ];
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}
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if (isset($namedAttr[ 'iteration' ])) {
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$propValue[ 'iteration' ] = "{$sectionVar}->value['iteration']";
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}
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$incFor[ 'iteration' ] = "{$propValue['iteration']}++";
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$initFor[ 'iteration' ] = "{$propValue['iteration']} = 1";
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if ($propType[ 'step' ] === 0) {
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if ($propValue[ 'step' ] === 1) {
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$incFor[ 'index' ] = "{$sectionVar}->value['index']++";
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} elseif ($propValue[ 'step' ] > 1) {
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$incFor[ 'index' ] = "{$sectionVar}->value['index'] += {$propValue['step']}";
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} else {
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$incFor[ 'index' ] = "{$sectionVar}->value['index'] -= " . -$propValue[ 'step' ];
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}
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} else {
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$incFor[ 'index' ] = "{$sectionVar}->value['index'] += {$propValue['step']}";
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}
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if (!isset($propValue[ 'max' ])) {
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$propValue[ 'max' ] = $propValue[ 'loop' ];
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$propType[ 'max' ] = $propType[ 'loop' ];
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} elseif ($propType[ 'max' ] !== 0) {
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$propValue[ 'max' ] = "{$propValue['max']} < 0 ? {$propValue['loop']} : {$propValue['max']}";
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$propType[ 'max' ] = 1;
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} else {
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if ($propValue[ 'max' ] < 0) {
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$propValue[ 'max' ] = $propValue[ 'loop' ];
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$propType[ 'max' ] = $propType[ 'loop' ];
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}
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}
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if (!isset($propValue[ 'start' ])) {
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$start_code =
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array(1 => "{$propValue['step']} > 0 ? ", 2 => '0', 3 => ' : ', 4 => $propValue[ 'loop' ], 5 => ' - 1');
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if ($propType[ 'loop' ] === 0) {
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$start_code[ 5 ] = '';
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$start_code[ 4 ] = $propValue[ 'loop' ] - 1;
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}
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if ($propType[ 'step' ] === 0) {
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if ($propValue[ 'step' ] > 0) {
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$start_code = array(1 => '0');
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$propType[ 'start' ] = 0;
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} else {
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$start_code[ 1 ] = $start_code[ 2 ] = $start_code[ 3 ] = '';
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$propType[ 'start' ] = $propType[ 'loop' ];
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}
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} else {
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$propType[ 'start' ] = 1;
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}
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$propValue[ 'start' ] = join('', $start_code);
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} else {
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$start_code =
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array(
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1 => "{$propValue['start']} < 0 ? ", 2 => 'max(', 3 => "{$propValue['step']} > 0 ? ", 4 => '0',
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5 => ' : ', 6 => '-1', 7 => ', ', 8 => "{$propValue['start']} + {$propValue['loop']}", 10 => ')',
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11 => ' : ', 12 => 'min(', 13 => $propValue[ 'start' ], 14 => ', ',
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15 => "{$propValue['step']} > 0 ? ", 16 => $propValue[ 'loop' ], 17 => ' : ',
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18 => $propType[ 'loop' ] === 0 ? $propValue[ 'loop' ] - 1 : "{$propValue['loop']} - 1",
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19 => ')'
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);
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if ($propType[ 'step' ] === 0) {
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$start_code[ 3 ] = $start_code[ 5 ] = $start_code[ 15 ] = $start_code[ 17 ] = '';
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if ($propValue[ 'step' ] > 0) {
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$start_code[ 6 ] = $start_code[ 18 ] = '';
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} else {
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$start_code[ 4 ] = $start_code[ 16 ] = '';
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}
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}
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if ($propType[ 'start' ] === 0) {
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if ($propType[ 'loop' ] === 0) {
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$start_code[ 8 ] = $propValue[ 'start' ] + $propValue[ 'loop' ];
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}
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$propType[ 'start' ] = $propType[ 'step' ] + $propType[ 'loop' ];
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$start_code[ 1 ] = '';
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if ($propValue[ 'start' ] < 0) {
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for ($i = 11; $i <= 19; $i++) {
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$start_code[ $i ] = '';
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}
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if ($propType[ 'start' ] === 0) {
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$start_code = array(
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max(
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$propValue[ 'step' ] > 0 ? 0 : -1,
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$propValue[ 'start' ] + $propValue[ 'loop' ]
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)
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);
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}
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} else {
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for ($i = 1; $i <= 11; $i++) {
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$start_code[ $i ] = '';
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}
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if ($propType[ 'start' ] === 0) {
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$start_code =
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array(
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min(
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$propValue[ 'step' ] > 0 ? $propValue[ 'loop' ] : $propValue[ 'loop' ] - 1,
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$propValue[ 'start' ]
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)
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);
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}
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}
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}
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$propValue[ 'start' ] = join('', $start_code);
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}
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if ($propType[ 'start' ] !== 0) {
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$initLocal[ 'start' ] = $propValue[ 'start' ];
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$propValue[ 'start' ] = "{$local}start";
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}
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$initFor[ 'index' ] = "{$sectionVar}->value['index'] = {$propValue['start']}";
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if (!isset($_attr[ 'start' ]) && !isset($_attr[ 'step' ]) && !isset($_attr[ 'max' ])) {
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$propValue[ 'total' ] = $propValue[ 'loop' ];
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$propType[ 'total' ] = $propType[ 'loop' ];
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} else {
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$propType[ 'total' ] =
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$propType[ 'start' ] + $propType[ 'loop' ] + $propType[ 'step' ] + $propType[ 'max' ];
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if ($propType[ 'total' ] === 0) {
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$propValue[ 'total' ] =
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min(
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ceil(
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($propValue[ 'step' ] > 0 ? $propValue[ 'loop' ] - $propValue[ 'start' ] :
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(int)$propValue[ 'start' ] + 1) / abs($propValue[ 'step' ])
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),
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$propValue[ 'max' ]
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);
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} else {
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$total_code = array(
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1 => 'min(', 2 => 'ceil(', 3 => '(', 4 => "{$propValue['step']} > 0 ? ",
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5 => $propValue[ 'loop' ], 6 => ' - ', 7 => $propValue[ 'start' ], 8 => ' : ',
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9 => $propValue[ 'start' ], 10 => '+ 1', 11 => ')', 12 => '/ ', 13 => 'abs(',
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14 => $propValue[ 'step' ], 15 => ')', 16 => ')', 17 => ", {$propValue['max']})",
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);
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if (!isset($propValue[ 'max' ])) {
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$total_code[ 1 ] = $total_code[ 17 ] = '';
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}
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if ($propType[ 'loop' ] + $propType[ 'start' ] === 0) {
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$total_code[ 5 ] = $propValue[ 'loop' ] - $propValue[ 'start' ];
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$total_code[ 6 ] = $total_code[ 7 ] = '';
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}
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if ($propType[ 'start' ] === 0) {
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$total_code[ 9 ] = (int)$propValue[ 'start' ] + 1;
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$total_code[ 10 ] = '';
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}
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if ($propType[ 'step' ] === 0) {
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$total_code[ 13 ] = $total_code[ 15 ] = '';
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if ($propValue[ 'step' ] === 1 || $propValue[ 'step' ] === -1) {
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$total_code[ 2 ] = $total_code[ 12 ] = $total_code[ 14 ] = $total_code[ 16 ] = '';
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} elseif ($propValue[ 'step' ] < 0) {
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$total_code[ 14 ] = -$propValue[ 'step' ];
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}
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$total_code[ 4 ] = '';
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if ($propValue[ 'step' ] > 0) {
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$total_code[ 8 ] = $total_code[ 9 ] = $total_code[ 10 ] = '';
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} else {
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$total_code[ 5 ] = $total_code[ 6 ] = $total_code[ 7 ] = $total_code[ 8 ] = '';
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}
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}
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$propValue[ 'total' ] = join('', $total_code);
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}
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}
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if (isset($namedAttr[ 'loop' ])) {
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$initNamedProperty[ 'loop' ] = "'loop' => {$propValue['loop']}";
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}
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if (isset($namedAttr[ 'total' ])) {
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$initNamedProperty[ 'total' ] = "'total' => {$propValue['total']}";
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if ($propType[ 'total' ] > 0) {
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$propValue[ 'total' ] = "{$sectionVar}->value['total']";
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}
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} elseif ($propType[ 'total' ] > 0) {
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$initLocal[ 'total' ] = $propValue[ 'total' ];
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$propValue[ 'total' ] = "{$local}total";
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}
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$cmpFor[ 'iteration' ] = "{$propValue['iteration']} <= {$propValue['total']}";
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foreach ($initLocal as $key => $code) {
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$output .= "{$local}{$key} = {$code};\n";
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}
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$_vars = 'array(' . join(', ', $initNamedProperty) . ')';
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$output .= "{$sectionVar} = new Smarty_Variable({$_vars});\n";
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$cond_code = "{$propValue['total']} !== 0";
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if ($propType[ 'total' ] === 0) {
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if ($propValue[ 'total' ] === 0) {
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$cond_code = 'false';
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} else {
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$cond_code = 'true';
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}
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}
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if ($propType[ 'show' ] > 0) {
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$output .= "{$local}show = {$propValue['show']} ? {$cond_code} : false;\n";
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$output .= "if ({$local}show) {\n";
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} elseif ($propValue[ 'show' ] === 'true') {
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$output .= "if ({$cond_code}) {\n";
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} else {
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$output .= "if (false) {\n";
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}
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$jinit = join(', ', $initFor);
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$jcmp = join(', ', $cmpFor);
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$jinc = join(', ', $incFor);
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$output .= "for ({$jinit}; {$jcmp}; {$jinc}){\n";
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if (isset($namedAttr[ 'rownum' ])) {
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$output .= "{$sectionVar}->value['rownum'] = {$propValue['iteration']};\n";
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}
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if (isset($namedAttr[ 'index_prev' ])) {
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$output .= "{$sectionVar}->value['index_prev'] = {$propValue['index']} - {$propValue['step']};\n";
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}
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if (isset($namedAttr[ 'index_next' ])) {
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$output .= "{$sectionVar}->value['index_next'] = {$propValue['index']} + {$propValue['step']};\n";
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}
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if (isset($namedAttr[ 'first' ])) {
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$output .= "{$sectionVar}->value['first'] = ({$propValue['iteration']} === 1);\n";
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}
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if (isset($namedAttr[ 'last' ])) {
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$output .= "{$sectionVar}->value['last'] = ({$propValue['iteration']} === {$propValue['total']});\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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/**
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* Smarty Internal Plugin Compile Sectionelse 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_Sectionelse extends Smarty_Internal_CompileBase
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{
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/**
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* Compiles code for the {sectionelse} 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 $compiler)
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{
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// check and get attributes
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$_attr = $this->getAttributes($compiler, $args);
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list($openTag, $nocache, $local, $sectionVar) = $this->closeTag($compiler, array('section'));
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$this->openTag($compiler, 'sectionelse', array('sectionelse', $nocache, $local, $sectionVar));
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return "<?php }} else {\n ?>";
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}
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}
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/**
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* Smarty Internal Plugin Compile Sectionclose 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_Sectionclose extends Smarty_Internal_CompileBase
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{
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/**
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* Compiles code for the {/section} 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 $compiler)
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{
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$compiler->loopNesting--;
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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, $local, $sectionVar) =
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$this->closeTag($compiler, array('section', 'sectionelse'));
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$output = "<?php\n";
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if ($openTag === 'sectionelse') {
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$output .= "}\n";
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} else {
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$output .= "}\n}\n";
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}
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$output .= '?>';
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return $output;
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}
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}
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