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86 lines
1.8 KiB
PHP
86 lines
1.8 KiB
PHP
<?php
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/* vim: set shiftwidth=2 expandtab softtabstop=2: */
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namespace Boris;
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/**
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* Config handles loading configuration files for boris
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*/
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class Config {
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private $_searchPaths;
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private $_cascade = false;
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private $_files = array();
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/**
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* Create a new Config instance, optionally with an array
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* of paths to search for configuration files.
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*
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* Additionally, if the second, optional boolean argument is
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* true, all existing configuration files will be loaded, and
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* effectively merged.
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*
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* @param array $searchPaths
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* @param bool $cascade
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*/
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public function __construct($searchPaths = null, $cascade = false) {
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if (is_null($searchPaths)) {
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$searchPaths = array();
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if ($userHome = getenv('HOME')) {
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$searchPaths[] = "{$userHome}/.borisrc";
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}
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$searchPaths[] = getcwd() . '/.borisrc';
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}
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$this->_cascade = $cascade;
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$this->_searchPaths = $searchPaths;
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}
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/**
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* Searches for configuration files in the available
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* search paths, and applies them to the provided
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* boris instance.
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*
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* Returns true if any configuration files were found.
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*
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* @param Boris\Boris $boris
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* @return bool
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*/
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public function apply(Boris $boris) {
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$applied = false;
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foreach($this->_searchPaths as $path) {
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if (is_readable($path)) {
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$this->_loadInIsolation($path, $boris);
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$applied = true;
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$this->_files[] = $path;
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if (!$this->_cascade) {
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break;
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}
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}
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}
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return $applied;
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}
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/**
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* Returns an array of files that were loaded
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* for this Config
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*
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* @return array
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*/
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public function loadedFiles() {
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return $this->_files;
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}
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// -- Private Methods
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private function _loadInIsolation($path, $boris) {
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require $path;
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}
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}
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