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<?php
/**
* Emoticons
*
* Plugin to replace emoticons in plain text message body with real icons.
* Also it enables emoticons in HTML compose editor. Both features are optional.
*
* @license GNU GPLv3+
* @author Thomas Bruederli
* @author Aleksander Machniak
* @website http://roundcube.net
*/
class emoticons extends rcube_plugin
{
public $task = 'mail|settings|utils';
/**
* Plugin initilization.
*/
function init()
{
$rcube = rcube::get_instance();
$this->add_hook('message_part_after', array($this, 'message_part_after'));
$this->add_hook('message_outgoing_body', array($this, 'message_outgoing_body'));
$this->add_hook('html2text', array($this, 'html2text'));
$this->add_hook('html_editor', array($this, 'html_editor'));
if ($rcube->task == 'settings') {
$this->add_hook('preferences_list', array($this, 'preferences_list'));
$this->add_hook('preferences_save', array($this, 'preferences_save'));
}
}
/**
* 'message_part_after' hook handler to replace common plain text emoticons
* with emoticon images (<img>)
*/
function message_part_after($args)
{
if ($args['type'] == 'plain') {
$this->load_config();
$rcube = rcube::get_instance();
if (!$rcube->config->get('emoticons_display', false)) {
return $args;
}
require_once __DIR__ . '/emoticons_engine.php';
$args['body'] = emoticons_engine::text2icons($args['body']);
}
return $args;
}
/**
* 'message_outgoing_body' hook handler to replace image emoticons from TinyMCE
* editor with image attachments.
*/
function message_outgoing_body($args)
{
if ($args['type'] == 'html') {
$this->load_config();
$rcube = rcube::get_instance();
if (!$rcube->config->get('emoticons_compose', true)) {
return $args;
}
require_once __DIR__ . '/emoticons_engine.php';
// look for "emoticon" images from TinyMCE and change their src paths to
// be file paths on the server instead of URL paths.
$images = emoticons_engine::replace($args['body']);
// add these images as attachments to the MIME message
foreach ($images as $img_name => $img_file) {
$args['message']->addHTMLImage($img_file, 'image/gif', '', true, $img_name);
}
}
return $args;
}
/**
* 'html2text' hook handler to replace image emoticons from TinyMCE
* editor with plain text emoticons.
*
* This is executed on html2text action, i.e. when switching from HTML to text
* in compose window (or similar place). Also when generating alternative
* text/plain part.
*/
function html2text($args)
{
$rcube = rcube::get_instance();
if ($rcube->action == 'html2text' || $rcube->action == 'send') {
$this->load_config();
if (!$rcube->config->get('emoticons_compose', true)) {
return $args;
}
require_once __DIR__ . '/emoticons_engine.php';
$args['body'] = emoticons_engine::icons2text($args['body']);
}
return $args;
}
/**
* 'html_editor' hook handler, where we enable emoticons in TinyMCE
*/
function html_editor($args)
{
$rcube = rcube::get_instance();
$this->load_config();
if ($rcube->config->get('emoticons_compose', true)) {
$args['extra_plugins'][] = 'emoticons';
$args['extra_buttons'][] = 'emoticons';
}
return $args;
}
/**
* 'preferences_list' hook handler
*/
function preferences_list($args)
{
$rcube = rcube::get_instance();
$dont_override = $rcube->config->get('dont_override', array());
if ($args['section'] == 'mailview' && !in_array('emoticons_display', $dont_override)) {
$this->load_config();
$this->add_texts('localization');
$field_id = 'emoticons_display';
$checkbox = new html_checkbox(array('name' => '_' . $field_id, 'id' => $field_id, 'value' => 1));
$args['blocks']['main']['options']['emoticons_display'] = array(
'title' => html::label($field_id, $this->gettext('emoticonsdisplay')),
'content' => $checkbox->show(intval($rcube->config->get('emoticons_display', false)))
);
}
else if ($args['section'] == 'compose' && !in_array('emoticons_compose', $dont_override)) {
$this->load_config();
$this->add_texts('localization');
$field_id = 'emoticons_compose';
$checkbox = new html_checkbox(array('name' => '_' . $field_id, 'id' => $field_id, 'value' => 1));
$args['blocks']['main']['options']['emoticons_compose'] = array(
'title' => html::label($field_id, $this->gettext('emoticonscompose')),
'content' => $checkbox->show(intval($rcube->config->get('emoticons_compose', true)))
);
}
return $args;
}
/**
* 'preferences_save' hook handler
*/
function preferences_save($args)
{
$rcube = rcube::get_instance();
$dont_override = $rcube->config->get('dont_override', array());
if ($args['section'] == 'mailview' && !in_array('emoticons_display', $dont_override)) {
$args['prefs']['emoticons_display'] = rcube_utils::get_input_value('_emoticons_display', rcube_utils::INPUT_POST) ? true : false;
}
else if ($args['section'] == 'compose' && !in_array('emoticons_compose', $dont_override)) {
$args['prefs']['emoticons_compose'] = rcube_utils::get_input_value('_emoticons_compose', rcube_utils::INPUT_POST) ? true : false;
}
return $args;
}
}