static function generator($compiler, $args)
{
if (count($args) != 1) {
$compiler->Error("templatetag only needs one parameter");
}
if (Haanga_AST::is_var($args[0])) {
$type = $args[0]['var'];
if (!is_string($type)) {
$compiler->Error("Invalid parameter");
}
} else {
if (Haanga_AST::is_str($args[0])) {
$type = $args[0]['string'];
}
}
switch ($type) {
case 'openblock':
$str = '{%';
break;
case 'closeblock':
$str = '%}';
break;
case 'openbrace':
$str = '{';
break;
case 'closebrace':
$str = '}';
break;
case 'openvariable':
$str = '{{';
break;
case 'closevariable':
$str = '}}';
break;
case 'opencomment':
$str = '{#';
break;
case 'closecomment':
$str = '#}';
break;
default:
$compiler->Error("Invalid parameter");
break;
}
$code = hcode();
$compiler->do_print($code, Haanga_AST::str($str));
return $code;
}
function generate_variable_name($variable, $special = true)
{
if (is_array($variable)) {
switch ($variable[0]) {
case 'forloop':
if (!$special) {
return array('var' => $variable);
}
if (!$this->forid) {
throw new Exception("Invalid forloop reference outside of a loop");
}
switch ($variable[1]['object']) {
case 'counter':
$this->forloop[$this->forid]['counter'] = TRUE;
$variable = 'forcounter1_' . $this->forid;
break;
case 'counter0':
$this->forloop[$this->forid]['counter0'] = TRUE;
$variable = 'forcounter0_' . $this->forid;
break;
case 'last':
$this->forloop[$this->forid]['counter'] = TRUE;
$this->forloop[$this->forid]['last'] = TRUE;
$variable = 'islast_' . $this->forid;
break;
case 'first':
$this->forloop[$this->forid]['first'] = TRUE;
$variable = 'isfirst_' . $this->forid;
break;
case 'revcounter':
$this->forloop[$this->forid]['revcounter'] = TRUE;
$variable = 'revcount_' . $this->forid;
break;
case 'revcounter0':
$this->forloop[$this->forid]['revcounter0'] = TRUE;
$variable = 'revcount0_' . $this->forid;
break;
case 'parentloop':
unset($variable[1]);
$this->forid--;
$variable = $this->generate_variable_name(array_values($variable));
$variable = $variable['var'];
$this->forid++;
break;
default:
throw new Exception("Unexpected forloop.{$variable[1]}");
}
/* no need to escape it */
$this->var_is_safe = TRUE;
break;
case 'block':
if (!$special) {
return array('var' => $variable);
}
if ($this->in_block == 0) {
throw new Exception("Can't use block.super outside a block");
}
if (!$this->subtemplate) {
throw new Exception("Only subtemplates can call block.super");
}
/* no need to escape it */
$this->var_is_safe = TRUE;
return Haanga_AST::str(self::$block_var);
break;
default:
/* choose array or objects */
if ($special) {
// this section is resolved on the parser.y
return array('var' => $variable);
}
for ($i = 1; $i < count($variable); $i++) {
$var_part = array_slice($variable, 0, $i);
$def_arr = TRUE;
if (is_array($variable[$i])) {
if (isset($variable[$i]['class'])) {
// no type guess for static properties
continue;
}
if (isset($variable[$i]['object'])) {
$def_arr = FALSE;
}
if (!Haanga_AST::is_var($variable[$i])) {
$variable[$i] = current($variable[$i]);
} else {
$variable[$i] = $this->generate_variable_name($variable[$i]['var']);
}
}
$is_obj = $this->var_is_object($var_part, 'unknown');
if ($is_obj === TRUE || $is_obj == 'unknown' && !$def_arr) {
$variable[$i] = array('object' => $variable[$i]);
}
}
break;
}
} else {
if (isset($this->var_alias[$variable])) {
$variable = $this->var_alias[$variable]['var'];
}
}
return hvar($variable)->getArray();
}
protected function generate_variable_name($variable)
{
if (is_array($variable)) {
switch ($variable[0]) {
case 'forloop':
if (!$this->forid) {
$this->Error("Invalid forloop reference outside of a loop");
}
switch ($variable[1]) {
case 'counter':
$this->forloop[$this->forid]['counter'] = TRUE;
$variable = 'forcounter1_' . $this->forid;
break;
case 'counter0':
$this->forloop[$this->forid]['counter0'] = TRUE;
$variable = 'forcounter0_' . $this->forid;
break;
case 'last':
$this->forloop[$this->forid]['counter'] = TRUE;
$this->forloop[$this->forid]['last'] = TRUE;
$variable = 'islast_' . $this->forid;
break;
case 'first':
$this->forloop[$this->forid]['first'] = TRUE;
$variable = 'isfirst_' . $this->forid;
break;
case 'revcounter':
$this->forloop[$this->forid]['revcounter'] = TRUE;
$variable = 'revcount_' . $this->forid;
break;
case 'revcounter0':
$this->forloop[$this->forid]['revcounter0'] = TRUE;
$variable = 'revcount0_' . $this->forid;
break;
case 'parentloop':
unset($variable[1]);
$this->forid--;
$variable = $this->generate_variable_name(array_values($variable));
$variable = $variable['var'];
$this->forid++;
break;
default:
$this->Error("Unexpected forloop.{$variable[1]}");
}
/* no need to escape it */
$this->var_is_safe = TRUE;
break;
case 'block':
if ($this->in_block == 0) {
$this->Error("Can't use block.super outside a block");
}
if (!$this->subtemplate) {
$this->Error("Only subtemplates can call block.super");
}
/* no need to escape it */
$this->var_is_safe = TRUE;
return Haanga_AST::str(self::$block_var);
break;
}
} else {
if (isset($this->var_alias[$variable])) {
$variable = $this->var_alias[$variable];
}
}
return hvar($variable)->getArray();
}