Refactor install file to check available databases

Now it checks for any pdo driver supported instead of only mysql

app/i18n/install.en.php

@@ -28,8 +28,8 @@ return array (
 	'minz_is_nok'			=> 'You lack the Minz framework. You should execute <em>build.sh</em> script or <a href="https://github.com/marienfressinaud/MINZ">download it on Github</a> and install in <em>%s</em> directory the content of its <em>/lib</em> directory.',
 	'curl_is_ok'			=> 'You have version %s of cURL',
 	'curl_is_nok'			=> 'You lack cURL (php5-curl package)',
-	'pdomysql_is_ok'		=> 'You have PDO and its driver for MySQL',
-	'pdomysql_is_nok'		=> 'You lack PDO or its driver for MySQL (php5-mysql package)',
+	'pdo_is_ok'			=> 'You have PDO and at least one of the supported drivers (pdo_mysql, pdo_sqlite)',
+	'pdo_is_nok'			=> 'You lack PDO or one of the supported drivers (pdo_mysql, pdo_sqlite)',
 	'dom_is_ok'			=> 'You have the required library to browse the DOM',
 	'dom_is_nok'			=> 'You lack a required library to browse the DOM (php-xml package)',
 	'pcre_is_ok'			=> 'You have the required library for regular expressions (PCRE)',

app/i18n/install.fr.php

@@ -28,8 +28,8 @@ return array (
 	'minz_is_nok'			=> 'Vous ne disposez pas de la librairie Minz. Vous devriez exécuter le script <em>build.sh</em> ou bien <a href="https://github.com/marienfressinaud/MINZ">la télécharger sur Github</a> et installer dans le répertoire <em>%s</em> le contenu de son répertoire <em>/lib</em>.',
 	'curl_is_ok'			=> 'Vous disposez de cURL dans sa version %s',
 	'curl_is_nok'			=> 'Vous ne disposez pas de cURL (paquet php5-curl)',
-	'pdomysql_is_ok'		=> 'Vous disposez de PDO et de son driver pour MySQL (paquet php5-mysql)',
-	'pdomysql_is_nok'		=> 'Vous ne disposez pas de PDO ou de son driver pour MySQL',
+	'pdo_is_ok'			=> 'Vous disposez de PDO et d’au moins un des drivers supportés (pdo_mysql, pdo_sqlite)',
+	'pdo_is_nok'			=> 'Vous ne disposez pas de PDO ou d’un des drivers supportés (pdo_mysql, pdo_sqlite)',
 	'dom_is_ok'			=> 'Vous disposez du nécessaire pour parcourir le DOM',
 	'dom_is_nok'			=> 'Il manque une librairie pour parcourir le DOM (paquet php-xml)',
 	'pcre_is_ok'			=> 'Vous disposez du nécessaire pour les expressions régulières (PCRE)',

app/install.php

@@ -574,7 +574,9 @@ function checkStep1 () {
 	$php = version_compare (PHP_VERSION, '5.2.1') >= 0;
 	$minz = file_exists (LIB_PATH . '/Minz');
 	$curl = extension_loaded ('curl');
-	$pdo = extension_loaded ('pdo_mysql');
+	$pdo_mysql = extension_loaded ('pdo_mysql');
+	$pdo_sqlite = extension_loaded ('pdo_sqlite');
+	$pdo = $pdo_mysql || $pdo_sqlite;
 	$pcre = extension_loaded ('pcre');
 	$ctype = extension_loaded ('ctype');
 	$dom = class_exists('DOMDocument');
@@ -588,7 +590,9 @@ function checkStep1 () {
 		'php' => $php ? 'ok' : 'ko',
 		'minz' => $minz ? 'ok' : 'ko',
 		'curl' => $curl ? 'ok' : 'ko',
-		'pdo-mysql' => $pdo ? 'ok' : 'ko',
+		'pdo-mysql' => $pdo_mysql ? 'ok' : 'ko',
+		'pdo-sqlite' => $pdo_sqlite ? 'ok' : 'ko',
+		'pdo' => $pdo ? 'ok' : 'ko',
 		'pcre' => $pcre ? 'ok' : 'ko',
 		'ctype' => $ctype ? 'ok' : 'ko',
 		'dom' => $dom ? 'ok' : 'ko',
@@ -766,10 +770,10 @@ function printStep1 () {
 	<p class="alert alert-error"><span class="alert-head"><?php echo _t ('damn'); ?></span> <?php echo _t ('minz_is_nok', LIB_PATH . '/Minz'); ?></p>
 	<?php } ?>
 
-	<?php if ($res['pdo-mysql'] == 'ok') { ?>
-	<p class="alert alert-success"><span class="alert-head"><?php echo _t ('ok'); ?></span> <?php echo _t ('pdomysql_is_ok'); ?></p>
+	<?php if ($res['pdo'] == 'ok') { ?>
+	<p class="alert alert-success"><span class="alert-head"><?php echo _t ('ok'); ?></span> <?php echo _t ('pdo_is_ok'); ?></p>
 	<?php } else { ?>
-	<p class="alert alert-error"><span class="alert-head"><?php echo _t ('damn'); ?></span> <?php echo _t ('pdomysql_is_nok'); ?></p>
+	<p class="alert alert-error"><span class="alert-head"><?php echo _t ('damn'); ?></span> <?php echo _t ('pdo_is_nok'); ?></p>
 	<?php } ?>
 
 	<?php if ($res['curl'] == 'ok') { ?>
@@ -923,14 +927,18 @@ function printStep3 () {
 			<label class="group-name" for="type"><?php echo _t ('bdd_type'); ?></label>
 			<div class="group-controls">
 				<select name="type" id="type" onchange="mySqlShowHide()">
+				<?php if (extension_loaded('pdo_mysql')) {?>
 				<option value="mysql"
 					<?php echo (isset($_SESSION['bd_type']) && $_SESSION['bd_type'] === 'mysql') ? 'selected="selected"' : ''; ?>>
 					MySQL
 				</option>
+				<?php }?>
+				<?php if (extension_loaded('pdo_sqlite')) {?>
 				<option value="sqlite"
 					<?php echo (isset($_SESSION['bd_type']) && $_SESSION['bd_type'] === 'sqlite') ? 'selected="selected"' : ''; ?>>
 					SQLite
 				</option>
+				<?php }?>
 				</select>
 			</div>
 		</div>