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[ticket/12273] Use multiline arrays instead of array_merge()

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PHPBB3-12273
This commit is contained in:
Joas Schilling 2014-04-25 11:45:54 +02:00
parent c2dace762e
commit 142fe1a0e5
1 changed files with 60 additions and 28 deletions
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88
phpBB/phpbb/event/php_exporter.php
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@ -295,43 +295,21 @@ class php_exporter
*/ */
public function get_vars_from_array() public function get_vars_from_array()
{ {
$vars_array_line = 1; $line = ltrim($this->file_lines[$this->current_event_line - 1], "\t");
$found_vars_array = false; if ($line === ');')
$vars_array = array();
while (ltrim($this->file_lines[$this->current_event_line - $vars_array_line], "\t") !== '*/')
{ {
$line = ltrim($this->file_lines[$this->current_event_line - $vars_array_line], "\t"); $vars_array = $this->get_vars_from_multi_line_array();
$match = array();
preg_match('#^\$vars = (array_merge\(\$vars, )?array\(\'([a-zA-Z0-9_\' ,]+)\'\)(?(1)\));$#', $line, $match);
if (isset($match[2]))
{
$found_vars_array = true;
if (strlen($match[2]) > 90)
{
throw new \LogicException('Should use multiple lines for $vars definition '
. "for event '{$this->current_event}' in file '{$this->current_file}:{$this->current_event_line}'", 3);
}
$vars_array = array_merge($vars_array, explode("', '", $match[2]));
}
$vars_array_line++;
if ($this->current_event_line - $vars_array_line === 0)
{
throw new \LogicException("Can not find '\$vars = array();'-line for event '{$this->current_event}' in file '{$this->current_file}:{$this->current_event_line}'", 2);
}
} }
else
if (!$found_vars_array)
{ {
throw new \LogicException("Can not find '\$vars = array();'-line for event '{$this->current_event}' in file '{$this->current_file}:{$this->current_event_line}'", 3); $vars_array = $this->get_vars_from_single_line_array($line);
} }
foreach ($vars_array as $var) foreach ($vars_array as $var)
{ {
if (!preg_match('#^([a-zA-Z_][a-zA-Z0-9_]*)$#', $var)) if (!preg_match('#^([a-zA-Z_][a-zA-Z0-9_]*)$#', $var))
{ {
throw new \LogicException("Found invalid var '{$var}' in array for event '{$this->current_event}' in file '{$this->current_file}:{$this->current_event_line}'", 4); throw new \LogicException("Found invalid var '{$var}' in array for event '{$this->current_event}' in file '{$this->current_file}:{$this->current_event_line}'", 3);
} }
} }
@ -339,6 +317,60 @@ class php_exporter
return $vars_array; return $vars_array;
} }
/**
* Find the variables in single line array
*
* @param string $line
* @return array List of variables
* @throws \LogicException
*/
public function get_vars_from_single_line_array($line, $throw_multiline = true)
{
$match = array();
preg_match('#^\$vars = array\(\'([a-zA-Z0-9_\' ,]+)\'\);$#', $line, $match);
if (isset($match[1]))
{
$vars_array = explode("', '", $match[1]);
if ($throw_multiline && sizeof($vars_array) > 6)
{
throw new \LogicException('Should use multiple lines for $vars definition '
. "for event '{$this->current_event}' in file '{$this->current_file}:{$this->current_event_line}'", 2);
}
return $vars_array;
}
else
{
throw new \LogicException("Can not find '\$vars = array();'-line for event '{$this->current_event}' in file '{$this->current_file}:{$this->current_event_line}'", 1);
}
}
/**
* Find the variables in single line array
*
* @param string $line
* @return array List of variables
* @throws \LogicException
*/
public function get_vars_from_multi_line_array()
{
$current_vars_line = 2;
$var_lines = array();
while (ltrim($this->file_lines[$this->current_event_line - $current_vars_line], "\t") !== '$vars = array(')
{
$var_lines[] = substr(trim($this->file_lines[$this->current_event_line - $current_vars_line]), 0, -1);
$current_vars_line++;
if ($current_vars_line > $this->current_event_line)
{
// Reached the start of the file
throw new \LogicException("Can not find end of \$vars array for event '{$this->current_event}' in file '{$this->current_file}:{$this->current_event_line}'", 2);
}
}
return $this->get_vars_from_single_line_array('$vars = array(' . implode(", ", $var_lines) . ');', false);
}
/** /**
* Find the $vars array * Find the $vars array
* *