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<?php
# Copyright (c) 2008 - Marcus Lunzenauer <mlunzena@uos.de>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
/**
* A template engine that uses PHP to render templates.
*
* @package flexi
*
* @author Marcus Lunzenauer (mlunzena@uos.de)
* @copyright (c) Authors
* @version $Id$
*/
class Flexi_PhpTemplate extends Flexi_Template {
/**
* Parse, render and return the presentation.
*
* @return string A string representing the rendered presentation.
*/
function _render() {
extract($this->_attributes);
# include template, parse it and get output
ob_start();
require $this->_template;
$content_for_layout = ob_get_clean();
# include layout, parse it and get output
if (isset($this->_layout)) {
$defined = get_defined_vars();
unset($defined['this']);
$content_for_layout = $this->_layout->render($defined);
}
return $content_for_layout;
}
/**
* Parse, render and return the presentation of a partial template.
*
* @param string A name of a partial template.
* @param array An optional associative array of attributes and their
* associated values.
*
* @return string A string representing the rendered presentation.
*/
function render_partial($partial, $attributes = array()) {
return $this->_factory->render($partial, $attributes + $this->_attributes);
}
/**
* Renders a partial template with every member of a collection. This member
* can be accessed by a template variable with the same name as the name of
* the partial template.
*
* Example:
*
* # template entry.php contains:
* <li><?= $entry ?></li>
*
*
* $entries = array('lorem', 'ipsum');
* $template->render_partial_collection('entry', $entries);
*
* # results in:
* <li>lorem</li>
* <li>ipsum</li>
*
* TODO (mlunzena) spacer and attributes must be described
*
* @param string A name of a partial template.
* @param array The collection to be rendered.
* @param string Optional a name of a partial template used as spacer.
* @param array An optional associative array of attributes and their
* associated values.
*
* @return string A string representing the rendered presentation.
*/
function render_partial_collection($partial, $collection,
$spacer = NULL, $attributes = array()) {
$template = $this->_factory->open($partial);
$template->set_attributes($this->_attributes);
$template->set_attributes($attributes);
$collected = array();
$iterator_name = pathinfo($partial, PATHINFO_FILENAME);
foreach ($collection as $element)
$collected[] = $template->render(array($iterator_name => $element));
$spacer = isset($spacer) ? $this->render_partial($spacer, $attributes) : '';
return join($spacer, $collected);
}
}
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