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Allow to add prefilters, postfilters and output filters to templates.

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git-svn-id: http://piwigo.org/svn/trunk@3951 68402e56-0260-453c-a942-63ccdbb3a9ee
This commit is contained in:
patdenice
2009-10-01 10:46:48 +00:00
parent 243a0693e9
commit 162a4d1b78
1 changed files with 47 additions and 22 deletions
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include/template.class.php
+47 -22
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@@ -429,21 +429,22 @@ class Template {
* They will be processed by weight ascending.
* http://www.smarty.net/manual/en/advanced.features.prefilters.php
*/
function set_external_filter($handle, $callback, $weight=50)
function set_prefilter($handle, $callback, $weight=50)
{
if (isset($this->external_filters[$handle][$weight]))
{
foreach($this->external_filters[$handle][$weight] as $func)
{
if ($func == $callback)
{
return false;
}
}
}
$this->external_filters[$handle][$weight][] = $callback;
$this->external_filters[$handle][$weight][] = array('pre', $callback);
ksort($this->external_filters[$handle]);
}
function set_postfilter($handle, $callback, $weight=50)
{
$this->external_filters[$handle][$weight][] = array('post', $callback);
ksort($this->external_filters[$handle]);
}
function set_outputfilter($handle, $callback, $weight=50)
{
$this->external_filters[$handle][$weight][] = array('output', $callback);
ksort($this->external_filters[$handle]);
return true;
}
/**
@@ -455,16 +456,28 @@ class Template {
{
if (isset($this->external_filters[$handle]))
{
$compile_id = $this->smarty->compile_id;
foreach ($this->external_filters[$handle] as $callbacks)
$compile_id = '';
foreach ($this->external_filters[$handle] as $filters)
{
foreach ($callbacks as $callback)
foreach ($filters as $filter)
{
$compile_id .= $callback;
$this->smarty->register_prefilter($callback);
list($type, $callback) = $filter;
$compile_id .= $type.( is_array($callback) ? implode('', $callback) : $callback );
switch ($type)
{
case 'pre':
$this->smarty->register_prefilter($callback);
break;
case 'post':
$this->smarty->register_postfilter($callback);
break;
case 'output':
$this->smarty->register_outputfilter($callback);
break;
}
}
}
$this->smarty->compile_id = base_convert(crc32($compile_id), 10, 36);
$this->smarty->compile_id .= '.'.base_convert(crc32($compile_id), 10, 36);
}
}
@@ -472,11 +485,23 @@ class Template {
{
if (isset($this->external_filters[$handle]))
{
foreach ($this->external_filters[$handle] as $callbacks)
foreach ($this->external_filters[$handle] as $filters)
{
foreach ($callbacks as $callback)
foreach ($filters as $filter)
{
$this->smarty->unregister_prefilter($callback);
list($type, $callback) = $filter;
switch ($type)
{
case 'pre':
$this->smarty->unregister_prefilter($callback);
break;
case 'post':
$this->smarty->unregister_postfilter($callback);
break;
case 'output':
$this->smarty->unregister_outputfilter($callback);
break;
}
}
}
}