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-rw-r--r--src/SemanticScuttle/Config.php109
-rw-r--r--src/SemanticScuttle/header.php17
-rw-r--r--tests/SemanticScuttle/ConfigTest.php206
3 files changed, 329 insertions, 3 deletions
diff --git a/src/SemanticScuttle/Config.php b/src/SemanticScuttle/Config.php
new file mode 100644
index 0000000..0773310
--- /dev/null
+++ b/src/SemanticScuttle/Config.php
@@ -0,0 +1,109 @@
+<?php
+/**
+ * SemanticScuttle - your social bookmark manager.
+ *
+ * PHP version 5.
+ *
+ * @category Bookmarking
+ * @package SemanticScuttle
+ * @author Christian Weiske <cweiske@cweiske.de>
+ * @license AGPL http://www.gnu.org/licenses/agpl.html
+ * @link http://sourceforge.net/projects/semanticscuttle
+ */
+
+/**
+ * Configuration handling
+ *
+ * @category Bookmarking
+ * @package SemanticScuttle
+ * @author Christian Weiske <cweiske@cweiske.de>
+ * @license AGPL http://www.gnu.org/licenses/agpl.html
+ * @link http://sourceforge.net/projects/semanticscuttle
+ */
+class SemanticScuttle_Config
+{
+ /**
+ * Prefix for configuration files.
+ * Used to inject stream wrapper protocol for unit testing
+ *
+ * @var string
+ */
+ public $filePrefix = '';
+
+
+
+ /**
+ * Finds the correct data directory
+ *
+ * @return string Full path to the data directory with a trailing slash
+ */
+ protected function getDataDir()
+ {
+ if ('@data_dir@' == '@' . 'data_dir@') {
+ //non pear-install
+ $datadir = dirname(__FILE__) . '/../../data/';
+ } else {
+ //pear installation; files are in include path
+ $datadir = '@data_dir@/SemanticScuttle/';
+ }
+
+ return $datadir;
+ }
+
+
+
+ /**
+ * Tries to find a configuration file by looking in different
+ * places:
+ * - pear data_dir/SemanticScuttle/config-$hostname.php
+ * - pear data_dir/SemanticScuttle/config.php
+ * - /etc/semanticscuttle/config-$hostname.php
+ * - /etc/semanticscuttle/config.php
+ *
+ * Paths with host name have priority.
+ *
+ * @return array Array with config file path as first value
+ * and default config file path as second value.
+ * Any may be NULL if not found
+ */
+ public function findFiles()
+ {
+ //use basename to prevent path injection
+ $host = basename($_SERVER['HTTP_HOST']);
+ $datadir = $this->getDataDir();
+
+ $arFiles = array(
+ $datadir . 'config.' . $host . '.php',
+ '/etc/semanticscuttle/config.' . $host . '.php',
+ $datadir . 'config.php',
+ '/etc/semanticscuttle/config.php',
+ );
+
+ $configfile = null;
+ foreach ($arFiles as $file) {
+ if (file_exists($this->filePrefix . $file)) {
+ $configfile = $file;
+ break;
+ }
+ }
+
+ //find default file
+ $arDefaultFiles = array_unique(
+ array(
+ substr($configfile, 0, -3) . 'default.php',
+ $datadir . 'config.default.php',
+ '/etc/semanticscuttle/config.default.php',
+ )
+ );
+ $defaultfile = null;
+ foreach ($arDefaultFiles as $file) {
+ if (file_exists($this->filePrefix . $file)) {
+ $defaultfile = $file;
+ break;
+ }
+ }
+ return array($configfile, $defaultfile);
+ }
+}
+
+?> \ No newline at end of file
diff --git a/src/SemanticScuttle/header.php b/src/SemanticScuttle/header.php
index 6c0d4df..9252300 100644
--- a/src/SemanticScuttle/header.php
+++ b/src/SemanticScuttle/header.php
@@ -25,8 +25,19 @@ if ('@data_dir@' == '@' . 'data_dir@') {
//FIXME: when you have multiple installations, the www_dir will be wrong
$wwwdir = '@www_dir@/SemanticScuttle/';
}
+require_once dirname(__FILE__) . '/Config.php';
-if (!file_exists($datadir . '/config.php')) {
+$cfg = new SemanticScuttle_Config();
+list($configfile, $defaultfile) = $cfg->findFiles();
+if ($defaultfile === null) {
+ header('HTTP/1.0 500 Internal Server Error');
+ die(
+ 'No default configuration file config.default.php found.'
+ . ' This is really, really strange'
+ . "\n"
+ );
+}
+if ($configfile === null) {
header('HTTP/1.0 500 Internal Server Error');
die(
'Please copy "config.php.dist" to "config.php" in data/ folder.'
@@ -39,8 +50,8 @@ set_include_path(
);
// 1 // First requirements part (before debug management)
-require_once $datadir . '/config.default.php';
-require_once $datadir . '/config.php';
+require_once $defaultfile;
+require_once $configfile;
if (isset($_GET['unittestMode']) && $_GET['unittestMode'] == 1
) {
diff --git a/tests/SemanticScuttle/ConfigTest.php b/tests/SemanticScuttle/ConfigTest.php
new file mode 100644
index 0000000..670f82a
--- /dev/null
+++ b/tests/SemanticScuttle/ConfigTest.php
@@ -0,0 +1,206 @@
+<?php
+//that's PEAR's Stream_Var package
+require_once 'Stream/Var.php';
+
+class SemanticScuttle_ConfigTest_StreamVar extends Stream_Var {
+ public function url_stat($path, $flags)
+ {
+ $url = parse_url($path);
+
+ $scope = $url['host'];
+ if (isset($url['path'])) {
+ $varpath = substr($url['path'], 1);
+ } else {
+ $varpath = '';
+ }
+
+ if (!$this->_setPointer($scope, $varpath)) {
+ return false;
+ }
+
+ return parent::url_stat($path, $flags);
+ }
+}
+
+class SemanticScuttle_ConfigTest extends PHPUnit_Framework_TestCase
+{
+ /**
+ * Configuration object to test
+ */
+ protected $cfg;
+
+
+ public function setUpWrapper()
+ {
+ if (!in_array('unittest', stream_get_wrappers())) {
+ stream_wrapper_register(
+ 'unittest', 'SemanticScuttle_ConfigTest_StreamVar'
+ );
+ }
+
+ $this->cfg = $this->getMock(
+ 'SemanticScuttle_Config',
+ array('getDataDir')
+ );
+ $this->cfg->expects($this->once())
+ ->method('getDataDir')
+ ->will($this->returnValue('/data-dir/'));
+
+ $this->cfg->filePrefix = 'unittest://GLOBALS/unittest-dir';
+ }
+
+
+
+ public function testFindLocalData()
+ {
+ $this->setUpWrapper();
+ $GLOBALS['unittest-dir']['data-dir'] = array(
+ 'config.php' => 'content',
+ 'config.default.php' => 'content'
+ );
+ $this->assertEquals(
+ array(
+ '/data-dir/config.php',
+ '/data-dir/config.default.php'
+ ),
+ $this->cfg->findFiles()
+ );
+ }
+
+ public function testFindHostPreferredOverNonHostConfig()
+ {
+ $this->setUpWrapper();
+ $_SERVER['HTTP_HOST'] = 'foo.example.org';
+
+ $GLOBALS['unittest-dir']['data-dir'] = array(
+ 'config.php' => 'content',
+ 'config.foo.example.org.php' => 'content',
+ 'config.default.php' => 'content'
+ );
+ $this->assertEquals(
+ array(
+ '/data-dir/config.foo.example.org.php',
+ '/data-dir/config.default.php'
+ ),
+ $this->cfg->findFiles()
+ );
+ }
+
+ public function testFindEtcHostPreferredOverLocalConfigPhp()
+ {
+ $this->setUpWrapper();
+ $_SERVER['HTTP_HOST'] = 'foo.example.org';
+
+ $GLOBALS['unittest-dir'] = array(
+ 'etc' => array(
+ 'semanticscuttle' => array(
+ 'config.foo.example.org.php' => 'content',
+ )
+ ),
+ 'data-dir' => array(
+ 'config.php' => 'content',
+ 'config.default.php' => 'content'
+ )
+ );
+
+ $this->assertEquals(
+ array(
+ '/etc/semanticscuttle/config.foo.example.org.php',
+ '/data-dir/config.default.php'
+ ),
+ $this->cfg->findFiles()
+ );
+ }
+
+ public function testFindEtcConfig()
+ {
+ $this->setUpWrapper();
+ $GLOBALS['unittest-dir'] = array(
+ 'etc' => array(
+ 'semanticscuttle' => array(
+ 'config.php' => 'content'
+ )
+ ),
+ 'data-dir' => array(
+ 'config.default.php' => 'content'
+ )
+ );
+ $this->assertEquals(
+ array(
+ '/etc/semanticscuttle/config.php',
+ '/data-dir/config.default.php'
+ ),
+ $this->cfg->findFiles()
+ );
+ }
+
+ public function testFindEtcDefaultConfig()
+ {
+ $this->setUpWrapper();
+ $GLOBALS['unittest-dir'] = array(
+ 'etc' => array(
+ 'semanticscuttle' => array(
+ 'config.php' => 'content',
+ 'config.default.php' => 'content'
+ )
+ ),
+ );
+ $this->assertEquals(
+ array(
+ '/etc/semanticscuttle/config.php',
+ '/etc/semanticscuttle/config.default.php'
+ ),
+ $this->cfg->findFiles()
+ );
+ }
+
+ public function testFindLocalDefaultPreferredOverEtcDefault()
+ {
+ $this->setUpWrapper();
+ $GLOBALS['unittest-dir'] = array(
+ 'etc' => array(
+ 'semanticscuttle' => array(
+ 'config.php' => 'content',
+ 'config.default.php' => 'content'
+ )
+ ),
+ 'data-dir' => array(
+ 'config.php' => 'content',
+ 'config.default.php' => 'content'
+ )
+ );
+ $this->assertEquals(
+ array(
+ '/data-dir/config.php',
+ '/data-dir/config.default.php'
+ ),
+ $this->cfg->findFiles()
+ );
+ }
+
+ public function testFindSameDirDefaultPreferred()
+ {
+ $this->setUpWrapper();
+ $GLOBALS['unittest-dir'] = array(
+ 'etc' => array(
+ 'semanticscuttle' => array(
+ 'config.php' => 'content',
+ 'config.default.php' => 'content'
+ )
+ ),
+ 'data-dir' => array(
+ 'config.default.php' => 'content'
+ )
+ );
+ $this->assertEquals(
+ array(
+ '/etc/semanticscuttle/config.php',
+ '/etc/semanticscuttle/config.default.php'
+ ),
+ $this->cfg->findFiles()
+ );
+ }
+
+}
+
+?> \ No newline at end of file
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-05 18:30:04 +0000