1 <?php
2 /**
3 * Smarty Internal Plugin Compile While
4 *
5 * Compiles the {while} tag
6 *
7 * @package Smarty
8 * @subpackage Compiler
9 * @author Uwe Tews
10 */
12 /**
13 * Smarty Internal Plugin Compile While Class
14 *
15 * @package Smarty
16 * @subpackage Compiler
17 */
18 class Smarty_Internal_Compile_While extends Smarty_Internal_CompileBase {
20 /**
21 * Compiles code for the {while} tag
22 *
23 * @param array $args array with attributes from parser
24 * @param object $compiler compiler object
25 * @param array $parameter array with compilation parameter
26 * @return string compiled code
27 */
28 public function compile($args, $compiler, $parameter)
29 {
30 // check and get attributes
31 $_attr = $this->getAttributes($compiler, $args);
32 $this->openTag($compiler, 'while', $compiler->nocache);
34 // maybe nocache because of nocache variables
35 $compiler->nocache = $compiler->nocache | $compiler->tag_nocache;
36 if (is_array($parameter['if condition'])) {
37 if ($compiler->nocache) {
38 $_nocache = ',true';
39 // create nocache var to make it know for further compiling
40 if (is_array($parameter['if condition']['var'])) {
41 $compiler->template->tpl_vars[trim($parameter['if condition']['var']['var'], "'")] = new Smarty_variable(null, true);
42 } else {
43 $compiler->template->tpl_vars[trim($parameter['if condition']['var'], "'")] = new Smarty_variable(null, true);
44 }
45 } else {
46 $_nocache = '';
47 }
48 if (is_array($parameter['if condition']['var'])) {
49 $_output = "<?php if (!isset(\$_smarty_tpl->tpl_vars[" . $parameter['if condition']['var']['var'] . "]) || !is_array(\$_smarty_tpl->tpl_vars[" . $parameter['if condition']['var']['var'] . "]->value)) \$_smarty_tpl->createLocalArrayVariable(" . $parameter['if condition']['var']['var'] . "$_nocache);\n";
50 $_output .= "while (\$_smarty_tpl->tpl_vars[" . $parameter['if condition']['var']['var'] . "]->value" . $parameter['if condition']['var']['smarty_internal_index'] . " = " . $parameter['if condition']['value'] . "){?>";
51 } else {
52 $_output = "<?php if (!isset(\$_smarty_tpl->tpl_vars[" . $parameter['if condition']['var'] . "])) \$_smarty_tpl->tpl_vars[" . $parameter['if condition']['var'] . "] = new Smarty_Variable(null{$_nocache});";
53 $_output .= "while (\$_smarty_tpl->tpl_vars[" . $parameter['if condition']['var'] . "]->value = " . $parameter['if condition']['value'] . "){?>";
54 }
55 return $_output;
56 } else {
57 return "<?php while ({$parameter['if condition']}){?>";
58 }
59 }
61 }
63 /**
64 * Smarty Internal Plugin Compile Whileclose Class
65 *
66 * @package Smarty
67 * @subpackage Compiler
68 */
69 class Smarty_Internal_Compile_Whileclose extends Smarty_Internal_CompileBase {
71 /**
72 * Compiles code for the {/while} tag
73 *
74 * @param array $args array with attributes from parser
75 * @param object $compiler compiler object
76 * @return string compiled code
77 */
78 public function compile($args, $compiler)
79 {
80 // must endblock be nocache?
81 if ($compiler->nocache) {
82 $compiler->tag_nocache = true;
83 }
84 $compiler->nocache = $this->closeTag($compiler, array('while'));
85 return "<?php }?>";
86 }
88 }
90 ?>