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/framework/vendor/smarty3/lib/libs/sysplugins/smarty_internal_compile_section.php

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PHP | 170 lines | 100 code | 26 blank | 44 comment | 21 complexity | f809146c9bfd753857a1bac061cd9f84 MD5 | raw file
  1<?php
  2/**
  3* Smarty Internal Plugin Compile Section
  4* 
  5* Compiles the {section} {sectionelse} {/section} tags
  6* 
  7* @package Smarty
  8* @subpackage Compiler
  9* @author Uwe Tews 
 10*/
 11/**
 12* Smarty Internal Plugin Compile Section Class
 13*/
 14class Smarty_Internal_Compile_Section extends Smarty_Internal_CompileBase {
 15    /**
 16    * Compiles code for the {section} tag
 17    * 
 18    * @param array $args array with attributes from parser
 19    * @param object $compiler compiler object
 20    * @return string compiled code
 21    */
 22    public function compile($args, $compiler)
 23    {
 24        $this->compiler = $compiler;
 25        $this->required_attributes = array('name', 'loop');
 26        $this->optional_attributes = array('start', 'step', 'max', 'show'); 
 27        // check and get attributes
 28        $_attr = $this->_get_attributes($args);
 29
 30        $this->_open_tag('section', array('section',$this->compiler->nocache));
 31		// maybe nocache because of nocache variables
 32		$this->compiler->nocache = $this->compiler->nocache | $this->compiler->tag_nocache;
 33
 34        $output = "<?php ";
 35
 36        $section_name = $_attr['name'];
 37        
 38        $output .= "unset(\$_smarty_tpl->tpl_vars['smarty']->value['section'][$section_name]);\n";
 39        $section_props = "\$_smarty_tpl->tpl_vars['smarty']->value['section'][$section_name]";
 40
 41        foreach ($_attr as $attr_name => $attr_value) {
 42            switch ($attr_name) {
 43                case 'loop':
 44                    $output .= "{$section_props}['loop'] = is_array(\$_loop=$attr_value) ? count(\$_loop) : max(0, (int)\$_loop); unset(\$_loop);\n";
 45                    break;
 46
 47                case 'show':
 48                    if (is_bool($attr_value))
 49                        $show_attr_value = $attr_value ? 'true' : 'false';
 50                    else
 51                        $show_attr_value = "(bool)$attr_value";
 52                    $output .= "{$section_props}['show'] = $show_attr_value;\n";
 53                    break;
 54
 55                case 'name':
 56                    $output .= "{$section_props}['$attr_name'] = $attr_value;\n";
 57                    break;
 58
 59                case 'max':
 60                case 'start':
 61                    $output .= "{$section_props}['$attr_name'] = (int)$attr_value;\n";
 62                    break;
 63
 64                case 'step':
 65                    $output .= "{$section_props}['$attr_name'] = ((int)$attr_value) == 0 ? 1 : (int)$attr_value;\n";
 66                    break;
 67            } 
 68        } 
 69
 70        if (!isset($_attr['show']))
 71            $output .= "{$section_props}['show'] = true;\n";
 72
 73        if (!isset($_attr['loop']))
 74            $output .= "{$section_props}['loop'] = 1;\n";
 75
 76        if (!isset($_attr['max']))
 77            $output .= "{$section_props}['max'] = {$section_props}['loop'];\n";
 78        else
 79            $output .= "if ({$section_props}['max'] < 0)\n" . "    {$section_props}['max'] = {$section_props}['loop'];\n";
 80
 81        if (!isset($_attr['step']))
 82            $output .= "{$section_props}['step'] = 1;\n";
 83
 84        if (!isset($_attr['start']))
 85            $output .= "{$section_props}['start'] = {$section_props}['step'] > 0 ? 0 : {$section_props}['loop']-1;\n";
 86        else {
 87            $output .= "if ({$section_props}['start'] < 0)\n" . "    {$section_props}['start'] = max({$section_props}['step'] > 0 ? 0 : -1, {$section_props}['loop'] + {$section_props}['start']);\n" . "else\n" . "    {$section_props}['start'] = min({$section_props}['start'], {$section_props}['step'] > 0 ? {$section_props}['loop'] : {$section_props}['loop']-1);\n";
 88        } 
 89
 90        $output .= "if ({$section_props}['show']) {\n";
 91        if (!isset($_attr['start']) && !isset($_attr['step']) && !isset($_attr['max'])) {
 92            $output .= "    {$section_props}['total'] = {$section_props}['loop'];\n";
 93        } else {
 94            $output .= "    {$section_props}['total'] = min(ceil(({$section_props}['step'] > 0 ? {$section_props}['loop'] - {$section_props}['start'] : {$section_props}['start']+1)/abs({$section_props}['step'])), {$section_props}['max']);\n";
 95        } 
 96        $output .= "    if ({$section_props}['total'] == 0)\n" . "        {$section_props}['show'] = false;\n" . "} else\n" . "    {$section_props}['total'] = 0;\n";
 97
 98        $output .= "if ({$section_props}['show']):\n";
 99        $output .= "
100            for ({$section_props}['index'] = {$section_props}['start'], {$section_props}['iteration'] = 1;
101                 {$section_props}['iteration'] <= {$section_props}['total'];
102                 {$section_props}['index'] += {$section_props}['step'], {$section_props}['iteration']++):\n";
103        $output .= "{$section_props}['rownum'] = {$section_props}['iteration'];\n";
104        $output .= "{$section_props}['index_prev'] = {$section_props}['index'] - {$section_props}['step'];\n";
105        $output .= "{$section_props}['index_next'] = {$section_props}['index'] + {$section_props}['step'];\n";
106        $output .= "{$section_props}['first']      = ({$section_props}['iteration'] == 1);\n";
107        $output .= "{$section_props}['last']       = ({$section_props}['iteration'] == {$section_props}['total']);\n";
108
109        $output .= "?>";
110        return $output;
111    } 
112} 
113
114/**
115* Smarty Internal Plugin Compile Sectionelse Class
116*/
117class Smarty_Internal_Compile_Sectionelse extends Smarty_Internal_CompileBase {
118    /**
119    * Compiles code for the {sectionelse} tag
120    * 
121    * @param array $args array with attributes from parser
122    * @param object $compiler compiler object
123    * @return string compiled code
124    */
125    public function compile($args, $compiler)
126    {
127        $this->compiler = $compiler; 
128        // check and get attributes
129        $_attr = $this->_get_attributes($args);
130
131        list($_open_tag, $nocache) = $this->_close_tag(array('section'));
132        $this->_open_tag('sectionelse',array('sectionelse', $nocache));
133
134        return "<?php endfor; else: ?>";
135    } 
136} 
137
138/**
139* Smarty Internal Plugin Compile Sectionclose Class
140*/
141class Smarty_Internal_Compile_Sectionclose extends Smarty_Internal_CompileBase {
142    /**
143    * Compiles code for the {/section} tag
144    * 
145    * @param array $args array with attributes from parser
146    * @param object $compiler compiler object
147    * @return string compiled code
148    */
149    public function compile($args, $compiler)
150    {
151        $this->compiler = $compiler; 
152        // check and get attributes
153        $_attr = $this->_get_attributes($args);
154
155 		// must endblock be nocache?
156		if ($this->compiler->nocache) {
157                 $this->compiler->tag_nocache = true;
158        }
159
160        list($_open_tag, $this->compiler->nocache) = $this->_close_tag(array('section', 'sectionelse'));
161
162        if ($_open_tag == 'sectionelse')
163            return "<?php endif; ?>";
164        else
165            return "<?php endfor; endif; ?>";
166    } 
167} 
168
169
170?>