* PHPTAL library

1 files changed, 70 insertions, 0 deletions

diff --git a/lib/phptal/PHPTAL/Php/Attribute/METAL/DefineSlot.php b/lib/phptal/PHPTAL/Php/Attribute/METAL/DefineSlot.php
new file mode 100644
index 0000000..010849a
--- /dev/null
+++ b/lib/phptal/PHPTAL/Php/Attribute/METAL/DefineSlot.php
@@ -0,0 +1,70 @@
+<?php
+/**
+ * PHPTAL templating engine
+ *
+ * PHP Version 5
+ *
+ * @category HTML
+ * @package  PHPTAL
+ * @author   Laurent Bedubourg <lbedubourg@motion-twin.com>
+ * @author   Kornel Lesiński <kornel@aardvarkmedia.co.uk>
+ * @license  http://www.gnu.org/licenses/lgpl.html GNU Lesser General Public License
+ * @version  SVN: $Id$
+ * @link     http://phptal.org/
+ */
+
+/**
+ * METAL Specification 1.0
+ *
+ *      argument ::= Name
+ *
+ * Example:
+ *
+ *      <table metal:define-macro="sidebar">
+ *        <tr><th>Links</th></tr>
+ *        <tr><td metal:define-slot="links">
+ *          <a href="/">A Link</a>
+ *        </td></tr>
+ *      </table>
+ *
+ * PHPTAL: (access to slots may be renamed)
+ *
+ *  <?php function XXXX_macro_sidebar($tpl) { ? >
+ *      <table>
+ *        <tr><th>Links</th></tr>
+ *        <tr>
+ *        <?php if (isset($tpl->slots->links)): ? >
+ *          <?php echo $tpl->slots->links ? >
+ *        <?php else: ? >
+ *        <td>
+ *          <a href="/">A Link</a>
+ *        </td></tr>
+ *      </table>
+ *  <?php } ? >
+ *
+ * @package PHPTAL
+ * @subpackage Php.attribute.metal
+ * @author Laurent Bedubourg <lbedubourg@motion-twin.com>
+ */
+class PHPTAL_Php_Attribute_METAL_DefineSlot extends PHPTAL_Php_Attribute
+{
+    private $tmp_var;
+
+    public function before(PHPTAL_Php_CodeWriter $codewriter)
+    {
+        $this->tmp_var = $codewriter->createTempVariable();
+
+        $codewriter->doSetVar($this->tmp_var, $codewriter->interpolateTalesVarsInString($this->expression));
+        $codewriter->doIf('$ctx->hasSlot('.$this->tmp_var.')');
+        $codewriter->pushCode('$ctx->echoSlot('.$this->tmp_var.')');
+        $codewriter->doElse();
+    }
+
+    public function after(PHPTAL_Php_CodeWriter $codewriter)
+    {
+        $codewriter->doEnd('if');
+
+        $codewriter->recycleTempVariable($this->tmp_var);
+    }
+}
+