--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/plugins/thunderbird_labels/thunderbird_labels.php	Thu Jan 04 15:50:29 2018 -0500
@@ -0,0 +1,381 @@
+<?php
+/**
+ * Thunderbird Labels Plugin for Roundcube Webmail
+ *
+ * Plugin to show the 5 Message Labels Thunderbird Email-Client provides for IMAP
+ *
+ * @version $Revision$
+ * @author Michael Kefeder
+ * @url http://code.google.com/p/rcmail-thunderbird-labels/
+ */
+class thunderbird_labels extends rcube_plugin
+{
+	public $task = 'mail|settings';
+	private $rc;
+	private $map;
+	
+	function init()
+	{
+		$this->rc = rcmail::get_instance();
+		$this->load_config();
+		$this->add_texts('localization/', false);
+		
+		$this->setCustomLabels();
+
+		if ($this->rc->task == 'mail')
+		{
+			# -- disable plugin when printing message
+			if ($this->rc->action == 'print')
+				return;
+			
+			if (!$this->rc->config->get('tb_label_enable'))
+			// disable plugin according to prefs
+				return;
+      
+			// pass 'tb_label_enable_shortcuts' and 'tb_label_style' prefs to JS
+			$this->rc->output->set_env('tb_label_enable_shortcuts', $this->rc->config->get('tb_label_enable_shortcuts'));
+			$this->rc->output->set_env('tb_label_style', $this->rc->config->get('tb_label_style'));
+			
+			$this->include_script('tb_label.js');
+			$this->add_hook('messages_list', array($this, 'read_flags'));
+			$this->add_hook('message_load', array($this, 'read_single_flags'));
+			$this->add_hook('template_object_messageheaders', array($this, 'color_headers'));
+			$this->add_hook('render_page', array($this, 'tb_label_popup'));
+			$this->include_stylesheet($this->local_skin_path() . '/tb_label.css');
+			
+			$this->name = get_class($this);
+			# -- additional TB flags
+			$this->add_tb_flags = array(
+			'LABEL1' => '$Label1',
+			'LABEL2' => '$Label2',
+			'LABEL3' => '$Label3',
+			'LABEL4' => '$Label4',
+			'LABEL5' => '$Label5',
+			);
+			$this->message_tb_labels = array();
+			
+			$this->add_button(
+				array(
+					'command' => 'plugin.thunderbird_labels.rcm_tb_label_submenu',
+					'id' => 'tb_label_popuplink',
+					'title' => 'tb_label_button_title',
+					'domain' => $this->ID,
+					'type' => 'link',
+					'content' => $this->gettext('tb_label_button_label'), 
+					'class' => 'button buttonPas disabled',
+					'classact' => 'button',
+					),
+				'toolbar'
+			);
+    
+			// JS function "set_flags" => PHP function "set_flags"
+			$this->register_action('plugin.thunderbird_labels.set_flags', array($this, 'set_flags'));
+    
+    
+			if (method_exists($this, 'require_plugin')
+				&& in_array('contextmenu', $this->rc->config->get('plugins'))
+				&& $this->require_plugin('contextmenu')
+				&& $this->rc->config->get('tb_label_enable_contextmenu'))
+			{
+				if ($this->rc->action == '')
+					$this->add_hook('render_mailboxlist', array($this, 'show_tb_label_contextmenu'));
+			}
+		}
+		elseif ($this->rc->task == 'settings')
+		{
+			$this->include_stylesheet($this->local_skin_path() . '/tb_label.css');
+			$this->add_hook('preferences_list', array($this, 'prefs_list'));
+			$this->add_hook('preferences_sections_list', array($this, 'prefs_section'));
+			$this->add_hook('preferences_save', array($this, 'prefs_save'));
+		}
+	}
+
+	private function setCustomLabels()
+	{
+		$c = $this->rc->config->get('tb_label_custom_labels');
+		if (empty($c))
+		{
+			// if no user specific labels, use localized strings by default
+			$this->rc->config->set('tb_label_custom_labels', array(
+				0 => $this->getText('label0'),
+				1 => $this->getText('label1'),
+				2 => $this->getText('label2'),
+				3 => $this->getText('label3'),
+				4 => $this->getText('label4'),
+				5 => $this->getText('label5')
+			));
+		}
+		// pass label strings to JS
+		$this->rc->output->set_env('tb_label_custom_labels', $this->rc->config->get('tb_label_custom_labels'));
+	}
+
+	// create a section for the tb-labels Settings
+	public function prefs_section($args)
+    {
+        $args['list']['thunderbird_labels'] = array(
+    	        'id' => 'thunderbird_labels',
+	            'section' => rcube::Q($this->gettext('tb_label_options'))
+		);
+
+        return $args;
+    }
+
+	// display thunderbird-labels prefs in Roundcube Settings
+	public function prefs_list($args)
+	{
+		if ($args['section'] != 'thunderbird_labels')
+			return $args;
+
+		$this->load_config();
+		$dont_override = (array) $this->rc->config->get('dont_override', array());
+		
+		$args['blocks']['tb_label'] = array();
+		$args['blocks']['tb_label']['name'] = $this->gettext('tb_label_options');
+		
+		$key = 'tb_label_enable';
+		if (!in_array($key, $dont_override))
+		{
+			$input = new html_checkbox(array(
+				'name' => $key,
+				'id' => $key,
+				'value' => 1
+			));
+			$content = $input->show($this->rc->config->get($key));
+			$args['blocks']['tb_label']['options'][$key] = array(
+				'title' => $this->gettext('tb_label_enable_option'),
+				'content' => $content
+			);
+		}
+		
+		$key = 'tb_label_enable_shortcuts';
+		if (!in_array($key, $dont_override))
+		{
+			$input = new html_checkbox(array(
+				'name' => $key,
+				'id' => $key,
+				'value' => 1
+			));
+			$content = $input->show($this->rc->config->get($key));
+			$args['blocks']['tb_label']['options'][$key] = array(
+				'title' => $this->gettext('tb_label_enable_shortcuts_option'),
+				'content' => $content
+			);
+		}
+		
+		$key = 'tb_label_style';
+		if (!in_array($key, $dont_override))
+		{
+			$select = new html_select(array(
+				'name' => $key,
+				'id' => $key
+			));
+			$select->add(array($this->gettext('thunderbird'), $this->gettext('bullets')), array('thunderbird', 'bullets'));
+			$content = $select->show($this->rc->config->get($key));
+			
+			$args['blocks']['tb_label']['options'][$key] = array(
+				'title' => $this->gettext('tb_label_style_option'),
+				'content' => $content
+			);    
+		}
+		
+		$key = 'tb_label_custom_labels';
+		if (!in_array($key, $dont_override)
+			&& $this->rc->config->get('tb_label_modify_labels'))
+		{
+			$old = $this->rc->config->get($key);
+			for($i=1; $i<=5; $i++)
+			{
+				$input = new html_inputfield(array(
+					'name' => $key.$i,
+					'id' => $key.$i,
+					'type' => 'text',
+					'autocomplete' => 'off',
+					'value' => $old[$i]));
+			
+				$args['blocks']['tb_label']['options'][$key.$i] = array(
+					'title' => $this->gettext('tb_label_label')." ".$i,
+					'content' => $input->show()
+					);
+			}
+		}
+		
+		return $args;
+	}
+
+	// save prefs after modified in UI  
+	public function prefs_save($args)
+	{
+		if ($args['section'] != 'thunderbird_labels')
+		  return $args;
+
+		
+		$this->load_config();
+		$dont_override = (array) $this->rc->config->get('dont_override', array());
+		
+		if (!in_array('tb_label_enable', $dont_override))
+			$args['prefs']['tb_label_enable'] = rcube_utils::get_input_value('tb_label_enable', rcube_utils::INPUT_POST) ? true : false;
+		
+		if (!in_array('tb_label_enable_shortcuts', $dont_override))
+		  $args['prefs']['tb_label_enable_shortcuts'] = rcube_utils::get_input_value('tb_label_enable_shortcuts', rcube_utils::INPUT_POST) ? true : false;
+
+		if (!in_array('tb_label_style', $dont_override))  
+			$args['prefs']['tb_label_style'] = rcube_utils::get_input_value('tb_label_style', rcube_utils::INPUT_POST);
+	
+		if (!in_array('tb_label_custom_labels', $dont_override)
+			&& $this->rc->config->get('tb_label_modify_labels'))
+		{
+			$args['prefs']['tb_label_custom_labels'] = array(
+			0 => $this->gettext('label0'),
+			1 => rcube_utils::get_input_value('tb_label_custom_labels1', rcube_utils::INPUT_POST),
+			2 => rcube_utils::get_input_value('tb_label_custom_labels2', rcube_utils::INPUT_POST),
+			3 => rcube_utils::get_input_value('tb_label_custom_labels3', rcube_utils::INPUT_POST),
+			4 => rcube_utils::get_input_value('tb_label_custom_labels4', rcube_utils::INPUT_POST),
+			5 => rcube_utils::get_input_value('tb_label_custom_labels5', rcube_utils::INPUT_POST)
+			);
+		}
+	
+		return $args;
+	}
+	
+	public function show_tb_label_contextmenu($args)
+	{
+		#$this->api->output->add_label('copymessage.copyingmessage');
+
+		$li = html::tag('li',
+		  array('class' => 'submenu'),
+		  '<span>'.rcube::Q($this->gettext('tb_label_contextmenu_title')).'</span>' . $this->_gen_label_submenu($args, 'tb_label_ctxm_submenu'));
+		$out .= html::tag('ul', array('id' => 'tb_label_ctxm_mainmenu'), $li);
+		$this->api->output->add_footer(html::div(array('style' => 'display: none;'), $out));
+	}
+	
+	private function _gen_label_submenu($args, $id)
+	{
+		$out = '';
+		$custom_labels = $this->rc->config->get('tb_label_custom_labels');
+		for ($i = 0; $i < 6; $i++)
+		{
+			$separator = ($i == 0)? ' separator_below' :'';
+			$out .= '<li class="label'.$i.$separator.
+			  ' ctxm_tb_label"><a href="#ctxm_tb_label" class="active" onclick="rcmail_ctxm_label_set('.$i.')"><span>'.
+			  $i.' '.$custom_labels[$i].
+			  '</span></a></li>';
+		}
+		$out = html::tag('ul', array('class' => 'popupmenu toolbarmenu folders', 'id' => $id), $out);
+		return $out;
+	}
+	
+	public function read_single_flags($args)
+	{
+		#rcube::write_log($this->name, print_r(($args['object']), true));
+		if (!isset($args['object'])) {
+				return;
+		}
+		
+		if (is_array($args['object']->headers->flags))
+		{
+			$this->message_tb_labels = array();
+			foreach ($args['object']->headers->flags as $flagname => $flagvalue)
+			{
+				$flag = is_numeric("$flagvalue")? $flagname:$flagvalue;// for compatibility with < 0.5.4
+				$flag = strtolower($flag);
+				if (preg_match('/^\$?label/', $flag))
+				{
+					$flag_no = preg_replace('/^\$?label/', '', $flag);
+					#rcube::write_log($this->name, "Single message Flag: ".$flag." Flag_no:".$flag_no);
+					$this->message_tb_labels[] = (int)$flag_no;
+				}
+			}
+		}
+		# -- no return value for this hook
+	}
+	
+	/**
+	*	Writes labelnumbers for single message display
+	*	Coloring of Message header table happens via Javascript
+	*/
+	public function color_headers($p)
+	{
+		#rcube::write_log($this->name, print_r($p, true));
+		# -- always write array, even when empty
+		$p['content'] .= '<script type="text/javascript">
+		var tb_labels_for_message = ['.join(',', $this->message_tb_labels).'];
+		</script>';
+		return $p;
+	}
+	
+	public function read_flags($args)
+	{
+		#rcube::write_log($this->name, print_r($args, true));
+		// add color information for all messages
+		// dont loop over all messages if we dont have any highlights or no msgs
+		if (!isset($args['messages']) or !is_array($args['messages'])) {
+				return $args;
+		}
+
+		// loop over all messages and add $LabelX info to the extra_flags
+		foreach($args['messages'] as $message)
+		{
+			#rcube::write_log($this->name, print_r($message->flags, true));
+			$message->list_flags['extra_flags']['tb_labels'] = array(); # always set extra_flags, needed for javascript later!
+			if (is_array($message->flags))
+			foreach ($message->flags as $flagname => $flagvalue)
+			{
+				$flag = is_numeric("$flagvalue")? $flagname:$flagvalue;// for compatibility with < 0.5.4
+				$flag = strtolower($flag);
+				if (preg_match('/^\$?label/', $flag))
+				{
+					$flag_no = preg_replace('/^\$?label/', '', $flag);
+					#rcube::write_log($this->name, "Flag:".$flag." Flag_no:".$flag_no);
+					$message->list_flags['extra_flags']['tb_labels'][] = (int)$flag_no;
+				}
+			}
+		}
+		return($args);
+	}
+	
+	// set flags in IMAP server
+	function set_flags()
+	{
+		#rcube::write_log($this->name, print_r($_GET, true));
+
+		$imap = $this->rc->imap;
+		$cbox = rcube_utils::get_input_value('_cur', rcube_utils::INPUT_GET);
+		$mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_GET);
+		$toggle_label = rcube_utils::get_input_value('_toggle_label', rcube_utils::INPUT_GET);
+		$flag_uids = rcube_utils::get_input_value('_flag_uids', rcube_utils::INPUT_GET);
+		$flag_uids = explode(',', $flag_uids);
+		$unflag_uids = rcube_utils::get_input_value('_unflag_uids', rcube_utils::INPUT_GET);
+		$unflag_uids = explode(',', $unflag_uids);
+		
+		$imap->conn->flags = array_merge($imap->conn->flags, $this->add_tb_flags);
+		
+		#rcube::write_log($this->name, print_r($flag_uids, true));
+		#rcube::write_log($this->name, print_r($unflag_uids, true));
+
+		if (!is_array($unflag_uids)
+			|| !is_array($flag_uids))
+			return false;
+
+		$imap->set_flag($flag_uids, $toggle_label, $mbox);
+		$imap->set_flag($unflag_uids, "UN$toggle_label", $mbox);
+
+		$this->api->output->send();
+	}
+	
+	function tb_label_popup()
+	{
+	  $custom_labels = $this->rc->config->get('tb_label_custom_labels');
+		$out = '<div id="tb_label_popup" class="popupmenu">
+			<ul class="toolbarmenu">';
+		for ($i = 0; $i < 6; $i++)
+		{
+			$separator = ($i == 0)? ' separator_below' :'';
+			$out .= '<li class="label'.$i.$separator.'"><a href="#" class="active">'.$i.' '.$custom_labels[$i].'</a></li>';
+		}
+		$out .= '</ul>
+		</div>';
+		$this->rc->output->add_gui_object('tb_label_popup_obj', 'tb_label_popup');
+    	$this->rc->output->add_footer($out);
+	}
+}
+