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<?php
/**
* Help Plugin
*
* @author Aleksander 'A.L.E.C' Machniak
* @licence GNU GPL
*
* Configuration (see config.inc.php.dist)
*
**/
class help extends rcube_plugin
{
// all task excluding 'login' and 'logout'
public $task = '?(?!login|logout).*';
// we've got no ajax handlers
public $noajax = true;
// skip frames
public $noframe = true;
function init()
{
$rcmail = rcmail::get_instance();
$this->add_texts('localization/', false);
// register task
$this->register_task('help');
// register actions
$this->register_action('', array($this, 'action'));
$this->register_action('about', array($this, 'action'));
$this->register_action('license', array($this, 'action'));
// add taskbar button
$this->add_button(array(
'name' => 'helptask',
'class' => 'button-help',
'label' => 'help.help',
'href' => './?_task=help',
'onclick' => sprintf("return %s.command('help')", JS_OBJECT_NAME)
), 'taskbar');
$rcmail->output->add_script(
JS_OBJECT_NAME . ".enable_command('help', true);\n" .
JS_OBJECT_NAME . ".help = function () { location.href = './?_task=help'; }",
'head');
$skin = $rcmail->config->get('skin');
if (!file_exists($this->home."/skins/$skin/help.css"))
$skin = 'default';
// add style for taskbar button (must be here) and Help UI
$this->include_stylesheet("skins/$skin/help.css");
}
function action()
{
$rcmail = rcmail::get_instance();
$this->load_config();
// register UI objects
$rcmail->output->add_handlers(array(
'helpcontent' => array($this, 'content'),
));
if ($rcmail->action == 'about')
$rcmail->output->set_pagetitle($this->gettext('about'));
else if ($rcmail->action == 'license')
$rcmail->output->set_pagetitle($this->gettext('license'));
else
$rcmail->output->set_pagetitle($this->gettext('help'));
$rcmail->output->send('help.help');
}
function content($attrib)
{
$rcmail = rcmail::get_instance();
if ($rcmail->action == 'about') {
return @file_get_contents($this->home.'/content/about.html');
}
else if ($rcmail->action == 'license') {
return @file_get_contents($this->home.'/content/license.html');
}
// default content: iframe
if ($src = $rcmail->config->get('help_source'))
$attrib['src'] = $src;
if (empty($attrib['id']))
$attrib['id'] = 'rcmailhelpcontent';
// allow the following attributes to be added to the <iframe> tag
$attrib_str = create_attrib_string($attrib, array(
'id', 'class', 'style', 'src', 'width', 'height', 'frameborder'));
$out = sprintf('<iframe name="%s"%s></iframe>'."\n", $attrib['id'], $attrib_str);
return $out;
}
}
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