Extendable template/view blocks for php.
<?php
include 'TR_View.php';
// Provide an autoloader for requested blocks
TR_View::bindLoader(function($blockname) {
$blockname = str_replace('/', DIRECTORY_SEPARATOR, $blockname);
$filename = 'views/' . $blockname . '.html';
if (file_exists($filename)) {
return file_get_contents($filename); // File found
} else {
return FALSE; // File not found, run next loader if there are any
}
});
// Render a block
$result = TR_View::factory('block')->render();
// Or:
echo TR_View::factory('blockname');{% blockname %}
Lorem ipsum dolor sit amet
{%/ blockname %}"> ..." means "extends ..."
base.html content:
{% base %}
base content
{%/ base %}child.html content:
{% child > base %}
{% super /%}
child content
{%/ child %}Result:
base content
child contentbaseblock.html content:
{% baseblock %}
baseblock content
{% subblock1 %}
baseblock.subblock1 content
{% subblock11 %}
baseblock.subblock1.subblock11 content
{%/ subblock11 %}
{%/ subblock1 %}
{%/ baseblock %}Overwriting all of the content
childblock.html content:
{% childblock > baseblock %}
childblock content
{% super.subblock1.subblock11 /%}
{%/ childblock %}Result:
childblock content
baseblock.subblock1.subblock11 contentOverwriting blocks
- ">> ..." means "overwrite only ...'s blocks",
- ">" (without a block name comes after >) means "overwrite nearest extended block's children"
childblock2.html content:
{% childblock2 >> baseblock %}
childblock2 content
{% subblock1 > %}
{% subblock11 %}
childblock2.subblock1.subblock11 content
{%/ subblock11 %}
{%/ subblock1 %}
{%/ childblock2 %}Result:
baseblock content
baseblock.subblock1 content
childblock2.subblock1.subblock11 contentblock1.html content:
{% block1 %}
block1 content
{% block11 %}
block1.block11 content
{%/ block11 %}
{%/ block1 %}block2.html content:
{% block2 %}
block 2 content
{% block1.block11 /%}
{%/ block2 %}Result:
block 2 content
block1.block11 contentbaseblock.html content:
{% baseblock %}
baseblock content
{% subblock1 %}
baseblock.subblock1 content
{% subblock11 %}
baseblock.subblock1.subblock11 content
{%/ subblock11 %}
{%/ subblock1 %}
{%/ baseblock %}childblock.html content:
{% childblock >> baseblock.html %}
childblock content
{% subblock1.subblock11 %}
childblock.subblock1.subblock11 content
{% super.subblock1.subblock11/ %}
{% /subblock1.subblock11 %}
{%/ childblock %}Result:
baseblock content
baseblock.subblock1 content
childblock.subblock1.subblock11 content
baseblock.subblock1.subblock11 content