/**
* Analyzes this file.
*/
protected function analyze_file()
{
// Load the contents of the file
if (is_null($this->filecontents) || !$this->filecontents) {
$this->filecontents = file_get_contents($this->filepath);
}
if (false === $this->filecontents) {
return;
}
// Parse the tokens
require_once VIP_SCANNER_DIR . '/class-token-parser.php';
$parser = new TokenParser();
$items = $parser->parse_contents($this->filecontents);
// Parse the items
$this->hierarchy_elements = array();
$this->parse_token_results($items);
}
function parse_function_call($properties = array())
{
$properties = array_merge(array('type' => 'function_call', 'name' => '', 'args' => array(), 'path' => $this->get_current_path_str(), 'line' => $this->line), $properties);
$levels = array('(' => 0, '{' => 0, 'path' => array());
$state = self::POTENTIAL_FUNCTION_CALL;
$current_arg = '';
for (; $this->index < $this->token_count; ++$this->index) {
$this->get_token($token, $token_contents);
$this->maybe_toggle_double_quoted_string($token);
$this->parse_contents_line_breaks($token_contents);
if (T_WHITESPACE === $token) {
continue;
}
// Checks for an unexpected closing block
if ($this->closes_block($token, $levels, true)) {
if ($state === self::FUNCTION_CALL_ARGS) {
break;
} else {
if (true === $this->is_inside_double_quoted_string()) {
break;
} else {
$this->index -= 1;
return;
}
}
}
switch ($state) {
case self::POTENTIAL_FUNCTION_CALL:
switch ($token) {
case T_VARIABLE:
$properties['name'] .= substr($token_contents, 1);
break;
case T_STRING:
case T_EVAL:
case T_EMPTY:
case T_EXIT:
case T_HALT_COMPILER:
case T_INCLUDE:
case T_INCLUDE_ONCE:
case T_REQUIRE:
case T_REQUIRE_ONCE:
case T_ISSET:
case T_LIST:
case T_PRINT:
case T_UNSET:
$properties['name'] .= $token_contents;
break;
case T_DOUBLE_COLON:
case T_OBJECT_OPERATOR:
$properties['name'] .= self::PATH_SEPERATOR;
break;
case '(':
$state = self::FUNCTION_CALL_ARGS;
break;
default:
// This doesn't look like a proper function call. Get out.
return;
}
break;
case self::FUNCTION_CALL_ARGS:
switch ($token) {
case ')':
if (0 === $levels['(']) {
break 3;
} elseif ($levels['('] < 0) {
break 3;
}
$current_arg .= $token_contents;
break;
case '(':
$current_arg .= $token_contents;
break;
default:
if (0 === $levels['(']) {
if (is_string($token)) {
break 3;
}
}
// Check if this is a new argument
if (1 === $levels['('] && ',' === $token) {
$properties['args'][] = $current_arg;
$current_arg = '';
break;
}
$current_arg .= $token_contents;
}
break;
}
}
if (!empty($current_arg)) {
$properties['args'][] .= $current_arg;
}
$parser = new TokenParser();
foreach ($properties['args'] as $arg) {
if (!empty($properties['path'])) {
$parser->add_to_path($properties['path']);
}
$parser->line = $this->line;
foreach ($parser->parse_contents("<?php {$arg}") as $element) {
$this->elements[] = $element;
}
$this->line = $parser->line;
$parser->reset();
}
return $properties;
}
