[banana.git] / banana / banana.inc.php.in

<?php
/********************************************************************************
* banana/banana.inc.php : banana main file
* --------------------------
*
* This file is part of the banana distribution
* Copyright: See COPYING files that comes with this distribution
********************************************************************************/

class Banana
{

#######
# Configuration variables
#######

### General ###
    static public $profile = Array( 'signature'  => '',
                                    'headers' => array('From' => 'Anonymous <anonymouse@example.com>'),
                                    'display' => 0,
                                    'lastnews' => 0,
                                    'locale'  => 'fr_FR',
                                    'subscribe' => array(),
                                    'autoup' => 1);
    static public $boxpattern;

### Spool ###
    static public $spool_max     = 3000;
    static public $spool_tbefore = 5;
    static public $spool_tafter  = 5;
    static public $spool_tmax    = 50;
    static public $spool_boxlist = true;

### Message processing ###
    static public $msgparse_headers = array('content-disposition', 'content-transfer-encoding',
                                       'content-type', 'content-id', 'date', 'followup-to',
                                       'from', 'message-id', 'newsgroups', 'organization',
                                       'references', 'subject', 'x-face', 'in-reply-to',
                                       'to', 'cc', 'reply-to');

### Message display ###
    static public $msgshow_headers   = array('from', 'newsgroups', 'followup-to', 'to', 'cc', 'reply-to',
                                       'organization', 'date', 'references', 'in-reply-to');
    static public $msgshow_mimeparts = array('multipart/report', 'multipart/mixed', 'text/html', 'text/plain', 'text/enriched', 'text', 'message');
    static public $msgshow_xface     = true;
    static public $msgshow_wrap      = 78;

    /** Match an url
     * Should be included in a regexp delimited using /, !, , or @ (eg: "/$url_regexp/ui")
     * If it matches, return 3 main parts :
     *  \\1 and \\3 are delimiters
     *  \\2 is the url
     *
     * eg : preg_match("!$url_regexp!i", "[http://www.polytechnique.org]", $matches);
     *   $matches[1] = "["
     *   $matches[2] = "http://www.polytechnique.org"
     *   $matches[3] = "]"
     */
    static public $msgshow_url     = '(["\[])?((?:[a-z]+:\/\/|www\.)(?:[\.\,\;\!]*[a-z\@0-9~%$£µ&i#\-+=_\/\?]+)+)(["\]])?';

### Message edition ###
    static public $msgedit_canattach  = true;
    static public $msgedit_maxfilesize = 100000;
    /** Global headers to use for messages
     */
    static public $msgedit_headers  = array('Mime-Version' => '1.0', 'User-Agent' => 'Banana @VERSION@');
    /** Mime type order for quoting
     */
    static public $msgedit_mimeparts = array('multipart/report', 'multipart/mixed', 'text/plain', 'text/enriched', 'text/html', 'text', 'message');

### Protocole ###
    /** News serveur to use
     */
    static public $nntp_host   = 'news://localhost:119/';

    static public $mbox_path   = '/var/mail';

### Debug ###
    static public $debug_nntp   = false;
    static public $debug_smarty = false;


#######
# Constants
#######    

    // Actions
    const ACTION_BOX_NEEDED = 1; // mask
    const ACTION_BOX_LIST   = 2;
    const ACTION_BOX_SUBS   = 4;
    const ACTION_MSG_LIST   = 3;
    const ACTION_MSG_READ   = 5;
    const ACTION_MSG_NEW    = 9;
    const ACTION_MSG_CANCEL = 17;

    // Box list view
    const BOXES_ALL = 0;
    const BOXES_SUB = 1;
    const BOXES_NEW = 2;

    // Spool view mode
    const SPOOL_ALL    = 0;
    const SPOOL_UNREAD = 1;


#######
# Runtime variables
#######

    static public $protocole   = null;
    static public $spool       = null;
    static public $message     = null;
    static public $page        = null;

    static public $group       = null;
    static public $artid       = null;
    static public $action      = null;
    static public $part        = null;
    static public $first       = null;

    /** Class parameters storage
     */
    public $params;


#######
# Banana Implementation
#######

    /** Build the instance of Banana
     * This constructor only call \ref loadParams, connect to the server, and build the Smarty page
     * @param protocole Protocole to use
     */
    public function __construct($params = null, $protocole = 'NNTP', $pageclass = 'BananaPage')
    {
        Banana::load('text.func');
        if (is_null($params)) {
            $this->params = $_GET;
        } else {
            $this->params = $params;
        }
        $this->loadParams();

        // connect to protocole handler
        $classname = 'Banana' . $protocole;
        if (!class_exists($classname)) {
            Banana::load($protocole);
        }    
        Banana::$protocole = new $classname(Banana::$group);

        // build the page
        if ($pageclass == 'BananaPage') {
            Banana::load('page');
        }
        Banana::$page = new $pageclass;
    }

    /** Fill state vars (Banana::$group, Banana::$artid, Banana::$action, Banana;:$part, Banana::$first)
     */
    protected function loadParams()
    {
        Banana::$group = isset($this->params['group']) ? $this->params['group'] : null;
        Banana::$artid = isset($this->params['artid']) ? $this->params['artid'] : null;
        Banana::$first = isset($this->params['first']) ? $this->params['first'] : null;
        Banana::$part  = isset($this->params['part']) ? $this->params['part'] : 'text';

        // Look for the action to execute
        if (is_null(Banana::$group)) {
            if (isset($this->params['action']) && $this->params['action'] == 'subscribe') {
                Banana::$action = Banana::ACTION_BOX_SUBS;
            } else {
                Banana::$action = Banana::ACTION_BOX_LIST;
            }
            return;
        }
        $action = isset($this->params['action']) ? $this->params['action'] : null; 
        if (is_null(Banana::$artid)) {
            if ($action == 'new') {
                Banana::$action = Banana::ACTION_MSG_NEW;
            } else {
                Banana::$action = Banana::ACTION_MSG_LIST;
            }
            return;
        }
        switch ($action) {
          case 'new':
            Banana::$action = Banana::ACTION_MSG_NEW;
            return;
          case 'cancel':
            Banana::$action = Banana::ACTION_MSG_CANCEL;
            return;
          default:
            Banana::$action = Banana::ACTION_MSG_READ;
        }
    }

    /** Run Banana
     * This function need user profile to be initialised
     */
    public function run()
    {
        // Configure locales
        setlocale(LC_ALL,  Banana::$profile['locale']);
        
        // Check if the state is valid
        if (Banana::$protocole->lastErrNo()) {
            return Banana::$page->kill(_b_('Une erreur a été rencontrée lors de la connexion au serveur') . '<br />'
                                      . Banana::$protocole->lastError());
        }
        if (!Banana::$protocole->isValid()) {
            return Banana::$page->kill(_b_('Connexion non-valide'));
        }
        if (Banana::$action & Banana::ACTION_BOX_NEEDED) {
            if(Banana::$boxpattern && !preg_match('/' . Banana::$boxpattern . '/i', $group)) {
                Banana::$page->setPage('group');        
                return Banana::$page->kill(_b_("Ce newsgroup n'existe pas ou vous n'avez pas l'autorisation d'y accéder"));
            }
        }

        // Dispatch to the action handlers
        switch (Banana::$action) {
          case Banana::ACTION_BOX_SUBS:
            $error = $this->action_subscribe();
            break;
          case Banana::ACTION_BOX_LIST:
            $error = $this->action_listBoxes();
            break;
          case Banana::ACTION_MSG_LIST:
            $error = $this->action_showThread(Banana::$group, Banana::$first);
            break;
          case Banana::ACTION_MSG_READ:
            $error = $this->action_showMessage(Banana::$group, Banana::$artid, Banana::$part);
            break;
          case Banana::ACTION_MSG_NEW:
            $error = $this->action_newMessage(Banana::$group, Banana::$artid);
            break;
          case Banana::ACTION_MSG_CANCEL:
            $error = $this->action_cancelMessage(Banana::$group, Banana::$artid);
            break;
          default:
            $error = _b_("L'action demandée n'est pas supportée par Banana");
        }

        // Generate the page
        if (is_string($error)) {
            return Banana::$page->kill($error);
        }
        return Banana::$page->run();
    }

    /**************************************************************************/
    /* actions                                                                */
    /**************************************************************************/
    protected function action_saveSubs($groups)
    {
        Banana::$profile['subscribe'] = $groups;
        return true;
    }

    protected function action_subscribe()
    {
        Banana::$page->setPage('subscribe');
        if (isset($_POST['validsubs'])) {
            $this->action_saveSubs(array_keys($_POST['subscribe']));
            Banana::$page->redirect();
        }
        $groups = Banana::$protocole->getBoxList(Banana::BOXES_ALL);
        Banana::$page->assign('groups', $groups);
        return true;
    }

    protected function action_listBoxes()
    {
        Banana::$page->setPage('forums');
        $groups    = Banana::$protocole->getBoxList(Banana::BOXES_SUB, Banana::$profile['lastnews'], true);
        $newgroups = Banana::$protocole->getBoxList(Banana::BOXES_NEW, Banana::$profile['lastnews'], true);
        Banana::$page->assign('groups', $groups);
        Banana::$page->assign('newgroups', $newgroups);
        return true;
    }

    protected function action_showThread($group, $first)
    {
        Banana::$page->setPage('thread');
        if (!$this->loadSpool($group)) {
            return _b_('Impossible charger la liste des messages de ') . $group;
        }
        if (Banana::$spool_boxlist) {
            $groups = Banana::$protocole->getBoxList(Banana::BOXES_SUB, Banana::$profile['lastnews'], true);
            Banana::$page->assign('groups', $groups);
        }
        Banana::$page->assign('msgbypage', Banana::$spool_tmax);
        return true;
    }

    protected function action_showMessage($group, $artid, $partid = 'text')
    {
        Banana::$page->setPage('message');
        $istext = $partid == 'text' || $partid == 'source'
                || preg_match('!^[-a-z0-9_]+/[-a-z0-9_]+$!', $partid);
        if ($istext) {
            $this->loadSpool($group);
        }
        $msg =& $this->loadMessage($group, $artid);
        if (is_null($msg)) {
            $this->loadSpool($group);
            $this->removeMessage($group, $artid);
            return _b_('Le message demandé n\'existe pas. Il est possible qu\'il ait été annulé');
        }
        if ($partid == 'xface') {
            $msg->getXFace();
            exit;
        } elseif (!$istext) {
            $part = $msg->getPartById($partid);
            if (!is_null($part)) {
                $part->send(true);
            }
            $part = $msg->getFile($partid);
            if (!is_null($part)) {
                $part->send();
            }
            exit;
        } elseif ($partid == 'text') {
            Banana::$page->assign('body', $msg->getFormattedBody());
        } elseif ($partid == 'source') {
            $text = Banana::$protocole->getMessageSource($artid);
            if (!is_utf8($text)) {
                $text = utf8_encode($text);
            }
            Banana::$page->assign('body', '<pre>' . banana_htmlentities($text) . '</pre>');
        } else {
            Banana::$page->assign('body', $msg->getFormattedBody($partid));
        }

        if (Banana::$profile['autoup']) {
            Banana::$spool->markAsRead($artid);
        }
        if (Banana::$spool_boxlist) {
            $groups    = Banana::$protocole->getBoxList(Banana::BOXES_SUB, Banana::$profile['lastnews'], true);
            Banana::$page->assign('groups', $groups);
        }    
        Banana::$page->assign_by_ref('message', $msg);
        Banana::$page->assign('headers', Banana::$msgshow_headers);
        return true;
    }

    protected function action_newMessage($group, $artid)
    {
        Banana::$page->setPage('new');
        if (!Banana::$protocole->canSend()) {
            return _b_('Vous n\'avez pas le droit de poster');
        }
        $hdrs    = Banana::$protocole->requestedHeaders();
        $headers = array();
        foreach ($hdrs as $header) {
            $headers[$header] = array('name' => BananaMessage::translateHeaderName($header));
            if (isset(Banana::$profile['headers'][$header])) {
                $headers[$header]['fixed'] = Banana::$profile['headers'][$header];
            }
        }
        if (isset($_POST['sendmessage'])) {
            $hdr_values = array();
            foreach ($hdrs as $header) {
                $hdr_values[$header] = isset($headers[$header]['fixed']) ? $headers[$header]['fixed'] : @$_POST[$header];
            }
            if ($artid) {
                $old =& $this->loadMessage($group, $artid);
                $hdr_values['References'] = $old->getHeaderValue('references') . $old->getHeaderValue('message-id');
            }
            $msg = null;
            if (empty($hdr_values['Subject'])) {
                Banana::$page->trig(_b_('Le message doit avoir un sujet'));
            } elseif (Banana::$msgedit_canattach && isset($_FILES['attachment'])) {
                $uploaded = $_FILES['attachment'];
                if (!is_uploaded_file($uploaded['tmp_name'])) {
                    Banana::$page->trig(_b_('Une erreur est survenue lors du téléchargement du fichier'));
                } else {
                    $msg = BananaMessage::newMessage($hdr_values, $_POST['body'], $uploaded);
                }
            } else {
                $msg = BananaMessage::newMessage($hdr_values, $_POST['body']);
            }
            if (!is_null($msg)) {
                if (Banana::$protocole->send($msg)) {
                    Banana::$page->redirect(array('group' => $group, 'artid' => $artid));
                }
                Banana::$page->trig(_b_('Une erreur est survenue lors de l\'envoi du message :') . '<br />'
                                   . Banana::$protocole->lastError());
            }
        } else {
            if (!is_null($artid)) {
                $msg    =& $this->loadMessage($group, $artid);
                $body    = $msg->getSender() . _b_(' a écrit :') . "\n" . $msg->quote();
                $subject = $msg->getHeaderValue('subject');
                $headers['Subject']['user'] = 'Re: ' . preg_replace("/^re\s*:\s*/i", '', $subject);
                $target  = $msg->getHeaderValue($hdrs['reply']);
                if (empty($target)) {
                    $target = $group;
                }
                $headers[$hdrs['dest']]['user'] =& $target;
            } else {
                $body    = '';
                $headers[$hdrs['dest']]['user'] = $group;
            }
            if (Banana::$profile['signature']) {
                $body .=  "\n\n-- \n" . Banana::$profile['signature'];
            }
            Banana::$page->assign('body', $body);
        }

        Banana::$page->assign('maxfilesize', Banana::$msgedit_maxfilesize);
        Banana::$page->assign('can_attach', Banana::$msgedit_canattach);
        Banana::$page->assign('headers', $headers);
        return true;
    }

    protected function action_cancelMessage($group, $artid)
    {
        Banana::$page->setPage('cancel');
        $msg =& $this->loadMessage($group, $artid);
        if (!$msg->canCancel()) {
            return _b_('Vous n\'avez pas les droits suffisants pour supprimer ce message');
        }
        if (isset($_POST['cancel'])) {
            $this->loadSpool($group);
            $ndx = Banana::$spool->getNdX($id) - 1;
            if (!Banana::$protocole->cancel($msg)) {
                return _b_('Une erreur s\'est produite lors de l\'annulation du message :') . '<br />'
                       . Banana::$protocole->lastError();
            }
            if ($ndx < 50) {
                 $ndx = 0;
            }
            $this->removeMessage($group, $artid);
            Banana::$page->redirect(Array('group' => $group, 'first' => $ndx));
        }

        Banana::$page->assign_by_ref('message', $msg);
        Banana::$page->assign('body', $msg->getFormattedBody());
        Banana::$page->assign('headers', Banana::$msgshow_headers);
        return true;
    }

    /**************************************************************************/
    /* Private functions                                                      */
    /**************************************************************************/

    protected function loadSpool($group)
    {
        Banana::load('spool');
        if (!Banana::$spool || Banana::$spool->group != $group) {
            $clean = false;
            if ($group == @$_SESSION['banana_group'] && isset($_SESSION['banana_spool'])) {
                Banana::$spool = unserialize($_SESSION['banana_spool']);
                $clean = @(Banana::$profile['lastnews'] != $_SESSION['banana_lastnews']);
            }
            BananaSpool::getSpool($group, Banana::$profile['lastnews'], Banana::$profile['autoup'] || $clean);
            $_SESSION['banana_group'] = $group;
            if (!Banana::$profile['display']) {
                $_SESSION['banana_spool'] = serialize(Banana::$spool);
                $_SESSION['banana_lastnews'] = Banana::$profile['lastnews'];
            }
            Banana::$spool->setMode(Banana::$profile['display'] ? Banana::SPOOL_UNREAD : Banana::SPOOL_ALL);
        }
        return true;
    }

    protected function &loadMessage($group, $artid)
    {
        Banana::load('message');
        if ($group == @$_SESSION['banana_group'] && $artid == @$_SESSION['banana_artid']
            && isset($_SESSION['banana_message'])) {
            $message = unserialize($_SESSION['banana_message']);
            Banana::$msgshow_headers = $_SESSION['banana_showhdr'];
        }  else {
            $message = Banana::$protocole->getMessage($artid);
            $_SESSION['banana_group'] = $group;
            $_SESSION['banana_artid'] = $artid;
            $_SESSION['banana_message'] = serialize($message);
            $_SESSION['banana_showhdr'] = Banana::$msgshow_headers;
        }
        Banana::$message =& $message;
        return $message;
    }

    protected function removeMessage($group, $artid)
    {
        Banana::$spool->delId($artid);
        if ($group == $_SESSION['banana_group']) {
            if (!Banana::$profile['display']) {
                $_SESSION['banana_spool'] = serialize(Banana::$spool);
            }    
            if ($artid == $_SESSION['banana_artid']) {
                unset($_SESSION['banana_message']);
                unset($_SESSION['banana_showhdr']);
                unset($_SESSION['banana_artid']);
            }
        }
        return true;
    }

    static private function load($file)
    {
        $file = strtolower($file) . '.inc.php';
        if (!@include_once dirname(__FILE__) . "/$file") {
            require_once $file;
        }
    }
}

// vim:set et sw=4 sts=4 ts=4 enc=utf-8:
?>
Commit	Line	Data
abd0915a PHM	1	<?php
abd0915a PHM	2	/********************************************************************************
7027794f	3	* banana/banana.inc.php : banana main file
abd0915a PHM	4	* --------------------------
	5	*
	6	* This file is part of the banana distribution
	7	* Copyright: See COPYING files that comes with this distribution
	8	********************************************************************************/
	9
	10	class Banana
	11	{
abd0915a	12
e9360b11	13	#######
	14	# Configuration variables
	15	#######
	16
	17	### General ###
	18	static public $profile = Array( 'signature' => '',
	19	'headers' => array('From' => 'Anonymous <anonymouse@example.com>'),
	20	'display' => 0,
	21	'lastnews' => 0,
	22	'locale' => 'fr_FR',
	23	'subscribe' => array(),
	24	'autoup' => 1);
	25	static public $boxpattern;
	26
	27	### Spool ###
	28	static public $spool_max = 3000;
	29	static public $spool_tbefore = 5;
	30	static public $spool_tafter = 5;
	31	static public $spool_tmax = 50;
8bfa4595	32	static public $spool_boxlist = true;
e9360b11	33
	34	### Message processing ###
	35	static public $msgparse_headers = array('content-disposition', 'content-transfer-encoding',
7027794f	36	'content-type', 'content-id', 'date', 'followup-to',
	37	'from', 'message-id', 'newsgroups', 'organization',
	38	'references', 'subject', 'x-face', 'in-reply-to',
	39	'to', 'cc', 'reply-to');
b035d759	40
e9360b11	41	### Message display ###
	42	static public $msgshow_headers = array('from', 'newsgroups', 'followup-to', 'to', 'cc', 'reply-to',
	43	'organization', 'date', 'references', 'in-reply-to');
3c3a3ce3	44	static public $msgshow_mimeparts = array('multipart/report', 'multipart/mixed', 'text/html', 'text/plain', 'text/enriched', 'text', 'message');
e9360b11	45	static public $msgshow_xface = true;
e9360b11	46	static public $msgshow_wrap = 78;
abd0915a	47
e04e6059	48	/** Match an url
3c3a3ce3	49	* Should be included in a regexp delimited using /, !, , or @ (eg: "/$url_regexp/ui")
e04e6059	50	* If it matches, return 3 main parts :
	51	* \\1 and \\3 are delimiters
	52	* \\2 is the url
	53	*
	54	* eg : preg_match("!$url_regexp!i", "[http://www.polytechnique.org]", $matches);
	55	* $matches[1] = "["
	56	* $matches[2] = "http://www.polytechnique.org"
	57	* $matches[3] = "]"
	58	*/
8bfa4595	59	static public $msgshow_url = '(["\[])?((?:[a-z]+:\/\/\|www\.)(?:[\.\,\;\!]*[a-z\@0-9~%$£µ&i#\-+=_\/\?]+)+)(["\]])?';
abd0915a	60
e9360b11	61	### Message edition ###
	62	static public $msgedit_canattach = true;
	63	static public $msgedit_maxfilesize = 100000;
73ab762c	64	/** Global headers to use for messages
2509bf96	65	*/
e9360b11	66	static public $msgedit_headers = array('Mime-Version' => '1.0', 'User-Agent' => 'Banana @VERSION@');
3c3a3ce3	67	/** Mime type order for quoting
	68	*/
	69	static public $msgedit_mimeparts = array('multipart/report', 'multipart/mixed', 'text/plain', 'text/enriched', 'text/html', 'text', 'message');
	70
e9360b11	71	### Protocole ###
2509bf96	72	/** News serveur to use
2509bf96	73	*/
e9360b11	74	static public $nntp_host = 'news://localhost:119/';
7027794f	75
e9360b11	76	static public $mbox_path = '/var/mail';
7027794f	77
e9360b11	78	### Debug ###
7027794f	79	static public $debug_nntp = false;
	80	static public $debug_smarty = false;
	81
	82
e9360b11	83	#######
	84	# Constants
	85	#######
	86
7027794f	87	// Actions
	88	const ACTION_BOX_NEEDED = 1; // mask
	89	const ACTION_BOX_LIST = 2;
	90	const ACTION_BOX_SUBS = 4;
	91	const ACTION_MSG_LIST = 3;
	92	const ACTION_MSG_READ = 5;
	93	const ACTION_MSG_NEW = 9;
	94	const ACTION_MSG_CANCEL = 17;
	95
	96	// Box list view
	97	const BOXES_ALL = 0;
	98	const BOXES_SUB = 1;
	99	const BOXES_NEW = 2;
	100
	101	// Spool view mode
	102	const SPOOL_ALL = 0;
	103	const SPOOL_UNREAD = 1;
	104
e9360b11	105
	106	#######
	107	# Runtime variables
	108	#######
	109
	110	static public $protocole = null;
	111	static public $spool = null;
	112	static public $message = null;
	113	static public $page = null;
	114
	115	static public $group = null;
	116	static public $artid = null;
	117	static public $action = null;
	118	static public $part = null;
	119	static public $first = null;
	120
7027794f	121	/** Class parameters storage
	122	*/
	123	public $params;
abd0915a	124
e9360b11	125
	126	#######
	127	# Banana Implementation
	128	#######
	129
7027794f	130	/** Build the instance of Banana
	131	* This constructor only call \ref loadParams, connect to the server, and build the Smarty page
	132	* @param protocole Protocole to use
d5588318	133	*/
7027794f	134	public function __construct($params = null, $protocole = 'NNTP', $pageclass = 'BananaPage')
abd0915a	135	{
7027794f	136	Banana::load('text.func');
	137	if (is_null($params)) {
	138	$this->params = $_GET;
5d58099e	139	} else {
7027794f	140	$this->params = $params;
5d58099e	141	}
7027794f	142	$this->loadParams();
5d58099e	143
7027794f	144	// connect to protocole handler
7027794f	145	$classname = 'Banana' . $protocole;
e9360b11	146	if (!class_exists($classname)) {
	147	Banana::load($protocole);
	148	}
7027794f	149	Banana::$protocole = new $classname(Banana::$group);
abd0915a	150
7027794f	151	// build the page
	152	if ($pageclass == 'BananaPage') {
	153	Banana::load('page');
02198ace	154	}
7027794f	155	Banana::$page = new $pageclass;
7027794f	156	}
abd0915a	157
7027794f	158	/** Fill state vars (Banana::$group, Banana::$artid, Banana::$action, Banana;:$part, Banana::$first)
	159	*/
	160	protected function loadParams()
	161	{
	162	Banana::$group = isset($this->params['group']) ? $this->params['group'] : null;
	163	Banana::$artid = isset($this->params['artid']) ? $this->params['artid'] : null;
	164	Banana::$first = isset($this->params['first']) ? $this->params['first'] : null;
	165	Banana::$part = isset($this->params['part']) ? $this->params['part'] : 'text';
	166
	167	// Look for the action to execute
	168	if (is_null(Banana::$group)) {
2f0aa8ce	169	if (isset($this->params['action']) && $this->params['action'] == 'subscribe') {
7027794f	170	Banana::$action = Banana::ACTION_BOX_SUBS;
abd0915a	171	} else {
7027794f	172	Banana::$action = Banana::ACTION_BOX_LIST;
abd0915a	173	}
7027794f	174	return;
	175	}
	176	$action = isset($this->params['action']) ? $this->params['action'] : null;
	177	if (is_null(Banana::$artid)) {
	178	if ($action == 'new') {
	179	Banana::$action = Banana::ACTION_MSG_NEW;
	180	} else {
	181	Banana::$action = Banana::ACTION_MSG_LIST;
d43ebde4	182	}
7027794f	183	return;
	184	}
	185	switch ($action) {
	186	case 'new':
	187	Banana::$action = Banana::ACTION_MSG_NEW;
	188	return;
	189	case 'cancel':
	190	Banana::$action = Banana::ACTION_MSG_CANCEL;
	191	return;
	192	default:
	193	Banana::$action = Banana::ACTION_MSG_READ;
abd0915a PHM	194	}
	195	}
	196
7027794f	197	/** Run Banana
	198	* This function need user profile to be initialised
	199	*/
	200	public function run()
abd0915a	201	{
7027794f	202	// Configure locales
7027794f	203	setlocale(LC_ALL, Banana::$profile['locale']);
abd0915a	204
7027794f	205	// Check if the state is valid
7027794f	206	if (Banana::$protocole->lastErrNo()) {
598a1c53	207	return Banana::$page->kill(_b_('Une erreur a été rencontrée lors de la connexion au serveur') . '<br />'
7027794f	208	. Banana::$protocole->lastError());
	209	}
	210	if (!Banana::$protocole->isValid()) {
	211	return Banana::$page->kill(_b_('Connexion non-valide'));
	212	}
	213	if (Banana::$action & Banana::ACTION_BOX_NEEDED) {
e9360b11	214	if(Banana::$boxpattern && !preg_match('/' . Banana::$boxpattern . '/i', $group)) {
7027794f	215	Banana::$page->setPage('group');
598a1c53	216	return Banana::$page->kill(_b_("Ce newsgroup n'existe pas ou vous n'avez pas l'autorisation d'y accéder"));
7027794f	217	}
7027794f	218	}
abd0915a	219
7027794f	220	// Dispatch to the action handlers
	221	switch (Banana::$action) {
	222	case Banana::ACTION_BOX_SUBS:
	223	$error = $this->action_subscribe();
	224	break;
	225	case Banana::ACTION_BOX_LIST:
	226	$error = $this->action_listBoxes();
	227	break;
	228	case Banana::ACTION_MSG_LIST:
	229	$error = $this->action_showThread(Banana::$group, Banana::$first);
	230	break;
	231	case Banana::ACTION_MSG_READ:
	232	$error = $this->action_showMessage(Banana::$group, Banana::$artid, Banana::$part);
	233	break;
	234	case Banana::ACTION_MSG_NEW:
	235	$error = $this->action_newMessage(Banana::$group, Banana::$artid);
	236	break;
	237	case Banana::ACTION_MSG_CANCEL:
	238	$error = $this->action_cancelMessage(Banana::$group, Banana::$artid);
	239	break;
	240	default:
598a1c53	241	$error = _b_("L'action demandée n'est pas supportée par Banana");
7027794f	242	}
	243
	244	// Generate the page
	245	if (is_string($error)) {
	246	return Banana::$page->kill($error);
	247	}
	248	return Banana::$page->run();
abd0915a PHM	249	}
abd0915a PHM	250
7027794f	251	/**************************************************************************/
	252	/* actions */
	253	/**************************************************************************/
	254	protected function action_saveSubs($groups)
abd0915a	255	{
7027794f	256	Banana::$profile['subscribe'] = $groups;
7027794f	257	return true;
abd0915a PHM	258	}
abd0915a PHM	259
7027794f	260	protected function action_subscribe()
abd0915a	261	{
7027794f	262	Banana::$page->setPage('subscribe');
	263	if (isset($_POST['validsubs'])) {
	264	$this->action_saveSubs(array_keys($_POST['subscribe']));
	265	Banana::$page->redirect();
7c111d8d	266	}
7027794f	267	$groups = Banana::$protocole->getBoxList(Banana::BOXES_ALL);
	268	Banana::$page->assign('groups', $groups);
	269	return true;
abd0915a PHM	270	}
abd0915a PHM	271
7027794f	272	protected function action_listBoxes()
d43ebde4	273	{
7027794f	274	Banana::$page->setPage('forums');
	275	$groups = Banana::$protocole->getBoxList(Banana::BOXES_SUB, Banana::$profile['lastnews'], true);
	276	$newgroups = Banana::$protocole->getBoxList(Banana::BOXES_NEW, Banana::$profile['lastnews'], true);
	277	Banana::$page->assign('groups', $groups);
	278	Banana::$page->assign('newgroups', $newgroups);
	279	return true;
d43ebde4	280	}
d43ebde4	281
7027794f	282	protected function action_showThread($group, $first)
abd0915a	283	{
7027794f	284	Banana::$page->setPage('thread');
	285	if (!$this->loadSpool($group)) {
	286	return _b_('Impossible charger la liste des messages de ') . $group;
abd0915a	287	}
8bfa4595	288	if (Banana::$spool_boxlist) {
	289	$groups = Banana::$protocole->getBoxList(Banana::BOXES_SUB, Banana::$profile['lastnews'], true);
	290	Banana::$page->assign('groups', $groups);
	291	}
e9360b11	292	Banana::$page->assign('msgbypage', Banana::$spool_tmax);
7027794f	293	return true;
abd0915a PHM	294	}
abd0915a PHM	295
7027794f	296	protected function action_showMessage($group, $artid, $partid = 'text')
abd0915a	297	{
7027794f	298	Banana::$page->setPage('message');
7a5823f9	299	$istext = $partid == 'text' \|\| $partid == 'source'
b18124be	300	\|\| preg_match('!^[-a-z0-9_]+/[-a-z0-9_]+$!', $partid);
7a5823f9	301	if ($istext) {
7027794f	302	$this->loadSpool($group);
	303	}
	304	$msg =& $this->loadMessage($group, $artid);
	305	if (is_null($msg)) {
	306	$this->loadSpool($group);
	307	$this->removeMessage($group, $artid);
598a1c53	308	return _b_('Le message demandé n\'existe pas. Il est possible qu\'il ait été annulé');
7027794f	309	}
	310	if ($partid == 'xface') {
	311	$msg->getXFace();
	312	exit;
7a5823f9	313	} elseif (!$istext) {
7027794f	314	$part = $msg->getPartById($partid);
	315	if (!is_null($part)) {
	316	$part->send(true);
eb31725e	317	}
7027794f	318	$part = $msg->getFile($partid);
	319	if (!is_null($part)) {
	320	$part->send();
abd0915a	321	}
7027794f	322	exit;
7a5823f9	323	} elseif ($partid == 'text') {
	324	Banana::$page->assign('body', $msg->getFormattedBody());
	325	} elseif ($partid == 'source') {
7d3f4749	326	$text = Banana::$protocole->getMessageSource($artid);
	327	if (!is_utf8($text)) {
	328	$text = utf8_encode($text);
	329	}
	330	Banana::$page->assign('body', '<pre>' . banana_htmlentities($text) . '</pre>');
7a5823f9	331	} else {
7a5823f9	332	Banana::$page->assign('body', $msg->getFormattedBody($partid));
abd0915a	333	}
7a5823f9	334
e9360b11	335	if (Banana::$profile['autoup']) {
	336	Banana::$spool->markAsRead($artid);
	337	}
8bfa4595	338	if (Banana::$spool_boxlist) {
	339	$groups = Banana::$protocole->getBoxList(Banana::BOXES_SUB, Banana::$profile['lastnews'], true);
	340	Banana::$page->assign('groups', $groups);
	341	}
7027794f	342	Banana::$page->assign_by_ref('message', $msg);
e9360b11	343	Banana::$page->assign('headers', Banana::$msgshow_headers);
7027794f	344	return true;
abd0915a PHM	345	}
abd0915a PHM	346
7027794f	347	protected function action_newMessage($group, $artid)
abd0915a	348	{
7027794f	349	Banana::$page->setPage('new');
	350	if (!Banana::$protocole->canSend()) {
	351	return _b_('Vous n\'avez pas le droit de poster');
	352	}
	353	$hdrs = Banana::$protocole->requestedHeaders();
	354	$headers = array();
	355	foreach ($hdrs as $header) {
	356	$headers[$header] = array('name' => BananaMessage::translateHeaderName($header));
e9360b11	357	if (isset(Banana::$profile['headers'][$header])) {
e9360b11	358	$headers[$header]['fixed'] = Banana::$profile['headers'][$header];
c42efe2f PHM	359	}
c42efe2f PHM	360	}
7027794f	361	if (isset($_POST['sendmessage'])) {
	362	$hdr_values = array();
	363	foreach ($hdrs as $header) {
	364	$hdr_values[$header] = isset($headers[$header]['fixed']) ? $headers[$header]['fixed'] : @$_POST[$header];
d5588318	365	}
7027794f	366	if ($artid) {
	367	$old =& $this->loadMessage($group, $artid);
	368	$hdr_values['References'] = $old->getHeaderValue('references') . $old->getHeaderValue('message-id');
7c111d8d	369	}
7027794f	370	$msg = null;
	371	if (empty($hdr_values['Subject'])) {
	372	Banana::$page->trig(_b_('Le message doit avoir un sujet'));
e9360b11	373	} elseif (Banana::$msgedit_canattach && isset($_FILES['attachment'])) {
7027794f	374	$uploaded = $_FILES['attachment'];
7027794f	375	if (!is_uploaded_file($uploaded['tmp_name'])) {
598a1c53	376	Banana::$page->trig(_b_('Une erreur est survenue lors du téléchargement du fichier'));
7027794f	377	} else {
	378	$msg = BananaMessage::newMessage($hdr_values, $_POST['body'], $uploaded);
	379	}
	380	} else {
	381	$msg = BananaMessage::newMessage($hdr_values, $_POST['body']);
	382	}
	383	if (!is_null($msg)) {
	384	if (Banana::$protocole->send($msg)) {
	385	Banana::$page->redirect(array('group' => $group, 'artid' => $artid));
	386	}
	387	Banana::$page->trig(_b_('Une erreur est survenue lors de l\'envoi du message :') . '<br />'
	388	. Banana::$protocole->lastError());
d5588318	389	}
abd0915a	390	} else {
7027794f	391	if (!is_null($artid)) {
7027794f	392	$msg =& $this->loadMessage($group, $artid);
598a1c53	393	$body = $msg->getSender() . _b_(' a écrit :') . "\n" . $msg->quote();
7027794f	394	$subject = $msg->getHeaderValue('subject');
	395	$headers['Subject']['user'] = 'Re: ' . preg_replace("/^re\s:\s/i", '', $subject);
	396	$target = $msg->getHeaderValue($hdrs['reply']);
	397	if (empty($target)) {
	398	$target = $group;
	399	}
	400	$headers[$hdrs['dest']]['user'] =& $target;
	401	} else {
	402	$body = '';
	403	$headers[$hdrs['dest']]['user'] = $group;
7c111d8d	404	}
e9360b11	405	if (Banana::$profile['signature']) {
e9360b11	406	$body .= "\n\n-- \n" . Banana::$profile['signature'];
7027794f	407	}
7027794f	408	Banana::$page->assign('body', $body);
abd0915a	409	}
7027794f	410
e9360b11	411	Banana::$page->assign('maxfilesize', Banana::$msgedit_maxfilesize);
e9360b11	412	Banana::$page->assign('can_attach', Banana::$msgedit_canattach);
7027794f	413	Banana::$page->assign('headers', $headers);
7c111d8d	414	return true;
abd0915a PHM	415	}
abd0915a PHM	416
7027794f	417	protected function action_cancelMessage($group, $artid)
abd0915a	418	{
7027794f	419	Banana::$page->setPage('cancel');
	420	$msg =& $this->loadMessage($group, $artid);
	421	if (!$msg->canCancel()) {
	422	return _b_('Vous n\'avez pas les droits suffisants pour supprimer ce message');
	423	}
	424	if (isset($_POST['cancel'])) {
	425	$this->loadSpool($group);
	426	$ndx = Banana::$spool->getNdX($id) - 1;
	427	if (!Banana::$protocole->cancel($msg)) {
	428	return _b_('Une erreur s\'est produite lors de l\'annulation du message :') . '<br />'
	429	. Banana::$protocole->lastError();
	430	}
	431	if ($ndx < 50) {
	432	$ndx = 0;
	433	}
	434	$this->removeMessage($group, $artid);
	435	Banana::$page->redirect(Array('group' => $group, 'first' => $ndx));
7c111d8d	436	}
fd57a15c	437
7027794f	438	Banana::$page->assign_by_ref('message', $msg);
fd57a15c	439	Banana::$page->assign('body', $msg->getFormattedBody());
fd57a15c	440	Banana::$page->assign('headers', Banana::$msgshow_headers);
7c111d8d	441	return true;
abd0915a PHM	442	}
abd0915a PHM	443
7027794f	444	/**************************************************************************/
	445	/* Private functions */
	446	/**************************************************************************/
	447
0e25d15d	448	protected function loadSpool($group)
abd0915a	449	{
7027794f	450	Banana::load('spool');
7027794f	451	if (!Banana::$spool \|\| Banana::$spool->group != $group) {
8bfa4595	452	$clean = false;
7027794f	453	if ($group == @$_SESSION['banana_group'] && isset($_SESSION['banana_spool'])) {
7027794f	454	Banana::$spool = unserialize($_SESSION['banana_spool']);
e1debf92	455	$clean = @(Banana::$profile['lastnews'] != $_SESSION['banana_lastnews']);
e9360b11	456	}
e1debf92	457	BananaSpool::getSpool($group, Banana::$profile['lastnews'], Banana::$profile['autoup'] \|\| $clean);
7027794f	458	$_SESSION['banana_group'] = $group;
e9360b11	459	if (!Banana::$profile['display']) {
e9360b11	460	$_SESSION['banana_spool'] = serialize(Banana::$spool);
e1debf92	461	$_SESSION['banana_lastnews'] = Banana::$profile['lastnews'];
e9360b11	462	}
7027794f	463	Banana::$spool->setMode(Banana::$profile['display'] ? Banana::SPOOL_UNREAD : Banana::SPOOL_ALL);
abd0915a	464	}
7027794f	465	return true;
abd0915a PHM	466	}
abd0915a PHM	467
0e25d15d	468	protected function &loadMessage($group, $artid)
abd0915a	469	{
7027794f	470	Banana::load('message');
	471	if ($group == @$_SESSION['banana_group'] && $artid == @$_SESSION['banana_artid']
	472	&& isset($_SESSION['banana_message'])) {
	473	$message = unserialize($_SESSION['banana_message']);
e9360b11	474	Banana::$msgshow_headers = $_SESSION['banana_showhdr'];
7027794f	475	} else {
	476	$message = Banana::$protocole->getMessage($artid);
	477	$_SESSION['banana_group'] = $group;
	478	$_SESSION['banana_artid'] = $artid;
	479	$_SESSION['banana_message'] = serialize($message);
e9360b11	480	$_SESSION['banana_showhdr'] = Banana::$msgshow_headers;
7027794f	481	}
	482	Banana::$message =& $message;
	483	return $message;
abd0915a	484	}
9e223b38	485
0e25d15d	486	protected function removeMessage($group, $artid)
9e223b38	487	{
7027794f	488	Banana::$spool->delId($artid);
7027794f	489	if ($group == $_SESSION['banana_group']) {
e9360b11	490	if (!Banana::$profile['display']) {
	491	$_SESSION['banana_spool'] = serialize(Banana::$spool);
	492	}
7027794f	493	if ($artid == $_SESSION['banana_artid']) {
	494	unset($_SESSION['banana_message']);
	495	unset($_SESSION['banana_showhdr']);
	496	unset($_SESSION['banana_artid']);
9e223b38	497	}
9e223b38	498	}
7027794f	499	return true;
9e223b38	500	}
73ab762c	501
7027794f	502	static private function load($file)
73ab762c	503	{
7027794f	504	$file = strtolower($file) . '.inc.php';
	505	if (!@include_once dirname(__FILE__) . "/$file") {
	506	require_once $file;
	507	}
73ab762c	508	}
abd0915a PHM	509	}
abd0915a PHM	510
598a1c53	511	// vim:set et sw=4 sts=4 ts=4 enc=utf-8:
abd0915a	512	?>