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<?php
# Movable Type (r) Open Source (C) 2001-2012 Six Apart, Ltd.
# This program is distributed under the terms of the
# GNU General Public License, version 2.
#
# $Id$
function smarty_block_mtif($args, $content, &$ctx, &$repeat) {
if (!isset($content)) {
$result = 0;
$name = isset($args['name'])
? $args['name'] : $args['var'];
if (isset($name)) {
# pick off any {...} or [...] from the name.
if (preg_match('/^(.+)([\[\{])(.+)[\]\}]$/', $name, $matches)) {
$name = $matches[1];
$br = $matches[2];
$ref = $matches[3];
if (preg_match('/^\\\\\$(.+)/', $ref, $ref_matches)) {
$ref = $vars[$ref_matches[1]];
if (!isset($ref))
$ref = chr(0);
}
$br == '[' ? $index = $ref : $key = $ref;
} else {
if (array_key_exists('index', $args))
$index = $args['index'];
else if (array_key_exists('key', $args))
$key = $args['key'];
}
if (preg_match('/^$/', $name)) {
$name = $vars[$name];
if (!isset($name))
return $ctx->error($ctx->mt->translate(
"You used a [_1] tag without a valid name attribute.", "<MT$tag>" ));
}
if (isset($name)) {
$value = $ctx->__stash['vars'][$name];
require_once("MTUtil.php");
if (is_hash($value)) {
if ( isset($key) ) {
if ($key != chr(0)) {
$val = $value[$key];
} else {
unset($value);
}
}
}
elseif (is_array($value)) {
if ( isset($index) ) {
if (is_numeric($index)) {
$val = $value[ $index ];
} else {
unset($value); # fall through to any 'default'
}
}
}
else {
$val = $value;
}
}
} elseif (isset($args['tag'])) {
$tag = $args['tag'];
$tag = preg_replace('/^mt:?/i', '', $tag);
$largs = $args; // local arguments without 'tag' element
unset($largs['tag']);
try {
$val = $ctx->tag($tag, $largs);
} catch (exception $e) {
$val = '';
}
}
if ( !is_array($value)
&& preg_match('/^smarty_fun_[a-f0-9]+$/', $value) ) {
if (function_exists($val)) {
ob_start();
$val($ctx, array());
$val = ob_get_contents();
ob_end_clean();
} else {
$val = '';
}
}
if(isset($args['tag']))
$ctx->__stash['__cond_tag__'] = $args['tag'];
else {
if (isset($args['name']))
$var_key = $args['name'];
else if(isset($args['var']))
$var_key = $args['var'];
$ctx->__stash['__cond_name__'] = $var_key;
}
$ctx->__stash['__cond_value__'] = $val;
if ( array_key_exists('op', $args) ) {
$op = $args['op'];
$rvalue = $args['value'];
if ( $op && isset($value) && !is_array($value) ) {
$val = _math_operation($op, $val, $rvalue);
if (!isset($val)) {
return $ctx->error($ctx->mt->translate("[_1] [_2] [_3] is illegal.", array( $value, $op, $rvalue )));
}
}
}
if (array_key_exists('eq', $args)) {
$val2 = $args['eq'];
$result = $val == $val2 ? 1 : 0;
} elseif (array_key_exists('ne', $args)) {
$val2 = $args['ne'];
$result = $val != $val2 ? 1 : 0;
} elseif (array_key_exists('gt', $args)) {
$val2 = $args['gt'];
$result = $val > $val2 ? 1 : 0;
} elseif (array_key_exists('lt', $args)) {
$val2 = $args['lt'];
$result = $val < $val2 ? 1 : 0;
} elseif (array_key_exists('ge', $args)) {
$val2 = $args['ge'];
$result = $val >= $val2 ? 1 : 0;
} elseif (array_key_exists('le', $args)) {
$val2 = $args['le'];
$result = $val <= $val2 ? 1 : 0;
} elseif (array_key_exists('like', $args)) {
$patt = $args['like'];
$opt = "";
if (preg_match("/^\/.+\/([si]+)?$/", $patt, $matches)) {
$patt = preg_replace("/^\/|\/([si]+)?$/", "", $patt);
if ($matches[1])
$opt = $matches[1];
} else {
$patt = preg_replace("!/!", "\\/", $patt);
}
$result = preg_match("/$patt/$opt", $val) ? 1 : 0;
} elseif (array_key_exists('test', $args)) {
$expr = 'return (' . $args['test'] . ') ? 1 : 0;';
// export vars into local variable namespace, then eval expr
extract($ctx->__stash['vars']);
$result = eval($expr);
if ($result === FALSE) {
die("error in expression [" . $args['test'] . "]");
}
} else {
$result = isset($val) && $val ? 1 : 0;
}
return $ctx->_hdlr_if($args, $content, $ctx, $repeat, $result);
} else {
$vars =& $ctx->__stash['vars'];
return $ctx->_hdlr_if($args, $content, $ctx, $repeat);
}
}
?>
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