root/trunk/common/mvblog_inifilereader.php

<?php
/**
 * MvBlog -- An open source no-nosense blogtool
 *
 * Copyright (C) 2005-2008, Michiel van Baak
 * Michiel van Baak <mvanbaak@users.sourceforge.net>
 *
 * See http://www.mvblog.org for more information on MvBlog.
 * That page also provides Bugtrackers, Filereleases etc.
 *
 * This program is free software, distributed under the terms of
 * the GNU General Public License Version 2. See the LICENSE file
 * at the top of the source tree.
 *
 * @package MvBlog
 * @author Ferry Boender
 * @version %%VERSION%%
 * @copyright 2005-2008 Ferry Boender
 */

/**
 * Class to read an ini file
 */
class mvblog_IniFileReader extends mvblog_IniParser {
    /**
     * @var string $filename The ini file to read
     */
    protected $filename;

    public function __construct($availSettings, $filename) {
        parent::__construct($availSettings);
        $this->filename = $filename;
        $contents = $this->read($this->filename);
        $settings = $this->parse($contents);
        $this->setSettings($settings);
    }

    protected function read($filename) {
        if (($contents = @file_get_contents($filename)) === False)
            throw new mvblog_IniFileReaderException(1, $filename);

        return($contents);
    }

    // Custom parser so we get file &line numbers
    protected function parse($contents) {
        $settings = array();

        // Find and replace dos line endings
        $contents = str_replace("\r\n", "\n", $contents);
        // Find and replace mac line endings
        $contents = str_replace("\r", "\n", $contents);

        $contents = explode("\n", $contents);
        $section = "";
        for ($i = 0; $i < count($contents); $i++) {
            // Look for a section
            if (preg_match('/^\[(.*?)\]*$/', $contents[$i], $match)) {
                $section = $match[1];
            }

            if (!preg_match("/^\s*#.*$/", $contents[$i]) && // Comment
                preg_match('/^\s*(.*?)\s*=\s*(.*?)\s*$/', $contents[$i], $match)) {
                $key = $match[1];
                $value = $match[2];
                $settings[$section][] = array("key" => $key, "value" => $value, "line" => $i);
            }
        }

        return($settings);
    }

    protected function setSettings($settings) {
        foreach ($settings as $section => $data) {
            foreach($data as $setting) {
                $key = $setting["key"];
                $value = $setting["value"];
                $file = $this->filename;
                $line = $setting["line"];

                try {
                    $this->setSetting($section, $key, $value);
                } catch (mvblog_IniParserException $e) {
                    switch($e->getCode()) {
                        case 1:
                            throw new mvblog_IniFileReaderException(2, $key, $section, $file, $line);
                            break;
                        case 2:
                            $type = mvblog_IniParser::$typeNames[$this->availSettings[$section][$key]["type"]];
                            throw new mvblog_IniFileReaderException(3, $value, $key, $type, $section, $file, $line);
                            break;
                        case 3:
                            throw new mvblog_IniFileReaderException(4, $key, $value, $section, $file, $line);
                            break;
                        default:
                            throw $e;
                            break;
                    }
                }
            }
        }
    }
}
?>