97 lines
2.5 KiB
PHP
97 lines
2.5 KiB
PHP
<?php
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function config_vars() {
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global $config;
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$config_file = file('inc/config.php', FILE_IGNORE_NEW_LINES);
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$conf = array();
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$var = array(
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'name' => false,
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'comment' => array(),
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'default' => false,
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'default_temp' => false
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);
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$temp_comment = false;
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$line_no = 0;
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foreach ($config_file as $line) {
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if ($temp_comment) {
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$var['comment'][] = $temp_comment;
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$temp_comment = false;
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}
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if (preg_match('!^\s*// ([^$].*)$!', $line, $matches)) {
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if ($var['default'] !== false) {
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$line = '';
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$temp_comment = $matches[1];
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} else {
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$var['comment'][] = $matches[1];
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}
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} else if ($var['default_temp'] !== false) {
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$var['default_temp'] .= "\n" . $line;
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} elseif (preg_match('!^[\s/]*\$config\[(.+?)\] = (.+?)(;( //.+)?)?$!', $line, $matches)) {
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if (preg_match('!^\s*//\s*!', $line)) {
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$var['commented'] = true;
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}
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$var['name'] = explode('][', $matches[1]);
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if (count($var['name']) == 1) {
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$var['name'] = preg_replace('/^\'(.*)\'$/', '$1', end($var['name']));
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} else {
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foreach ($var['name'] as &$i)
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$i = preg_replace('/^\'(.*)\'$/', '$1', $i);
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}
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if (isset($matches[3]))
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$var['default'] = $matches[2];
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else
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$var['default_temp'] = $matches[2];
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}
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if ($var['name'] !== false) {
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if ($var['default_temp'])
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$var['default'] = $var['default_temp'];
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if ($var['default'][0] == '&')
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continue; // This is just an alias.
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if (!preg_match('/^array|\[\]|function/', $var['default']) && !preg_match('/^Example: /', trim(implode(' ', $var['comment'])))) {
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$syntax_error = true;
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$temp = eval('$syntax_error = false;return ' . $var['default'] . ';');
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if ($syntax_error && $temp === false) {
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error('Error parsing config.php (line ' . $line_no . ')!', null, $var);
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} elseif (!isset($temp)) {
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$var['type'] = 'unknown';
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} else {
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$var['type'] = gettype($temp);
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}
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unset($var['default_temp']);
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if (!is_array($var['name']) || (end($var['name']) != '' && !in_array(reset($var['name']), array('stylesheets')))) {
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$already_exists = false;
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foreach ($conf as $_var) {
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if ($var['name'] == $_var['name'])
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$already_exists = true;
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}
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if (!$already_exists)
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$conf[] = $var;
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}
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}
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$var = array(
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'name' => false,
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'comment' => array(),
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'default' => false,
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'default_temp' => false,
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'commented' => false
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);
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}
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if (trim($line) === '') {
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$var['comment'] = array();
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}
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$line_no++;
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}
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return $conf;
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}
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