Updated to allow method chaining for PHP4 and PHP5 (U.Tews)

This commit is contained in:
Uwe.Tews
2008-09-08 22:31:19 +00:00
parent e4a5b1f8fc
commit a21446a764

View File

@@ -74,12 +74,17 @@ class Smarty_Compiler extends Smarty {
var $_strip_depth = 0;
var $_additional_newline = "\n";
var $PHP5 = false;
/**#@-*/
/**
* The class constructor.
*/
function Smarty_Compiler()
{
if (substr(phpversion(),0,1) == '5') $this->PHP5 = true;
// matches double quoted strings:
// "foobar"
// "foo\"bar"
@@ -152,16 +157,20 @@ class Smarty_Compiler extends Smarty {
// $foo->bar($foo->bar)
// $foo->bar($foo->bar())
// $foo->bar($foo->bar($blah,$foo,44,"foo",$foo[0].bar))
// $foo->getBar()->getFoo()
// $foo->getBar()->foo
$this->_obj_ext_regexp = '\->(?:\$?' . $this->_dvar_guts_regexp . ')';
$this->_obj_restricted_param_regexp = '(?:'
. '(?:' . $this->_var_regexp . '|' . $this->_num_const_regexp . ')(?:' . $this->_obj_ext_regexp . '(?:\((?:(?:' . $this->_var_regexp . '|' . $this->_num_const_regexp . ')'
. '(?:\s*,\s*(?:' . $this->_var_regexp . '|' . $this->_num_const_regexp . '))*)?\))?)*)';
$this->_obj_single_param_regexp = '(?:\w+|' . $this->_obj_restricted_param_regexp . '(?:\s*,\s*(?:(?:\w+|'
. '(?:' . $this->_var_regexp . '|' . $this->_num_const_regexp . ')(?:' . $this->_obj_ext_regexp . '(?:\((?:(?:' . $this->_var_regexp . '|' . $this->_num_const_regexp . ')'
. '(?:\s*,\s*(?:' . $this->_var_regexp . '|' . $this->_num_const_regexp . '))*)?\))?)*)';
$this->_obj_single_param_regexp = '(?:\w+|' . $this->_obj_restricted_param_regexp . '(?:\s*,\s*(?:(?:\w+|'
. $this->_var_regexp . $this->_obj_restricted_param_regexp . ')))*)';
$this->_obj_params_regexp = '\((?:' . $this->_obj_single_param_regexp
$this->_obj_params_regexp = '\((?:' . $this->_obj_single_param_regexp
. '(?:\s*,\s*' . $this->_obj_single_param_regexp . ')*)?\)';
$this->_obj_start_regexp = '(?:' . $this->_dvar_regexp . '(?:' . $this->_obj_ext_regexp . ')+)';
$this->_obj_call_regexp = '(?:' . $this->_obj_start_regexp . '(?:' . $this->_obj_params_regexp . ')?(?:' . $this->_dvar_math_regexp . '(?:' . $this->_num_const_regexp . '|' . $this->_dvar_math_var_regexp . ')*)?)';
$this->_obj_start_regexp = '(?:' . $this->_dvar_regexp . '(?:' . $this->_obj_ext_regexp . ')+)';
$this->_obj_call_regexp = '(?:' . $this->_obj_start_regexp . '(?:' . $this->_obj_params_regexp . '(?:' . $this->_obj_ext_regexp . '(?:'.$this->_obj_params_regexp . ')?)*' . ')?(?:' . $this->_dvar_math_regexp . '(?:' . $this->_num_const_regexp . '|' . $this->_dvar_math_var_regexp . ')*)?)';
// matches valid modifier syntax:
// |foo
@@ -1821,6 +1830,10 @@ class Smarty_Compiler extends Smarty {
$_output .= '->{(($_var=$this->_tpl_vars[\''.substr($_index,3).'\']) && substr($_var,0,2)!=\'__\') ? $_var : $this->trigger_error("cannot access property \\"$_var\\"")}';
}
} else {
if (!$this->PHP5) {
$_PHP4_method_chain = true;
$_output .= "; \$_foo = \$_foo";
}
$_output .= $_index;
}
} elseif (substr($_index, 0, 1) == '(') {
@@ -1832,7 +1845,12 @@ class Smarty_Compiler extends Smarty {
}
}
return $_output;
if ($_PHP4_method_chain) {
$_tmp = str_replace("'","\'",'$_foo = '.$_output.'; return $_foo;');
return "eval('".$_tmp."')";
} else {
return $_output;
}
}
/**