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Diffstat (limited to 'program/steps/mail/func.inc')
| -rw-r--r-- | program/steps/mail/func.inc | 1101 |
1 files changed, 1101 insertions, 0 deletions
diff --git a/program/steps/mail/func.inc b/program/steps/mail/func.inc new file mode 100644 index 000000000..2109bed3a --- /dev/null +++ b/program/steps/mail/func.inc @@ -0,0 +1,1101 @@ +<?php + +/* + +-----------------------------------------------------------------------+ + | program/steps/mail/func.inc | + | | + | This file is part of the RoundCube Webmail client | + | Copyright (C) 2005, RoundCube Dev. - Switzerland | + | All rights reserved. | + | | + | PURPOSE: | + | Provide webmail functionality and GUI objects | + | | + +-----------------------------------------------------------------------+ + | Author: Thomas Bruederli <roundcube@gmail.com> | + +-----------------------------------------------------------------------+ + + $Id$ + +*/ + +require_once('lib/html2text.inc'); +require_once('lib/enriched.inc'); + + +$EMAIL_ADDRESS_PATTERN = '/([a-z0-9][a-z0-9\-\.\+\_]*@[a-z0-9]([a-z0-9\-][.]?)*[a-z0-9]\\.[a-z]{2,5})/i'; + +// set imap properties and session vars +if (strlen($_GET['_mbox'])) + { + $IMAP->set_mailbox($_GET['_mbox']); + $_SESSION['mbox'] = $_GET['_mbox']; + } + +if (strlen($_GET['_page'])) + { + $IMAP->set_page($_GET['_page']); + $_SESSION['page'] = $_GET['_page']; + } + + +// define url for getting message parts +if (strlen($_GET['_uid'])) + $GET_URL = sprintf('%s&_action=get&_mbox=%s&_uid=%d', $COMM_PATH, $IMAP->get_mailbox_name(), $_GET['_uid']); + + +// set current mailbox in client environment +$OUTPUT->add_script(sprintf("%s.set_env('mailbox', '%s');", $JS_OBJECT_NAME, $IMAP->get_mailbox_name())); + + +if ($CONFIG['trash_mbox']) + $OUTPUT->add_script(sprintf("%s.set_env('trash_mailbox', '%s');", $JS_OBJECT_NAME, $CONFIG['trash_mbox'])); + + + +// return the mailboxlist in HTML +function rcmail_mailbox_list($attrib) + { + global $IMAP, $CONFIG, $OUTPUT, $JS_OBJECT_NAME, $COMM_PATH; + static $s_added_script = FALSE; + + $type = $attrib['type'] ? $attrib['type'] : 'ul'; + $add_attrib = $type=='select' ? array('style', 'class', 'id', 'name', 'onchange') : + array('style', 'class', 'id'); + + if ($type=='ul' && !$attrib['id']) + $attrib['id'] = 'rcmboxlist'; + + // allow the following attributes to be added to the <ul> tag + $attrib_str = create_attrib_string($attrib, $add_attrib); + + $out = '<' . $type . $attrib_str . ">\n"; + + // add no-selection option + if ($type=='select' && $attrib['noselection']) + $out .= sprintf('<option value="0">%s</option>'."\n", + rcube_label($attrib['noselection'])); + + // get mailbox list + $a_folders = $IMAP->list_mailboxes(); + $mbox = $IMAP->get_mailbox_name(); + + // for these mailboxes we have localized labels + $special_mailboxes = array('inbox', 'sent', 'drafts', 'trash', 'junk'); + + foreach ($a_folders as $i => $folder) + { + $zebra_class = $i%2 ? 'even' : 'odd'; + + $folder_lc = strtolower($folder); + if (in_array($folder_lc, $special_mailboxes)) + $foldername = rcube_label($folder_lc); + else + $foldername = $folder; + + if ($unread_count = $IMAP->messagecount($folder, 'UNSEEN')) + $foldername .= sprintf(' (%d)', $unread_count); + + // compose mailbox line + if ($type=='select') + $out .= sprintf('<option value="%s">%s</option>'."\n", + $folder, + rep_specialchars_output($foldername)); + + else + $out .= sprintf('<li class="mailbox %s %s%s%s"><a href="#%s" onclick="return %s.command(\'list\',\'%s\')" onmouseup="return %s.mbox_mouse_up(\'%s\')">%s</a></li>'."\n", + preg_replace('/[^a-z0-9\-_]/', '', $folder_lc), + $zebra_class, + $unread_count ? ' unread' : '', + $folder==$mbox ? ' selected' : '', + $folder, + $JS_OBJECT_NAME, + $folder, + $JS_OBJECT_NAME, + $folder, + rep_specialchars_output($foldername)); + } + + if ($type=='ul') + $OUTPUT->add_script(sprintf("%s.gui_object('mailboxlist', '%s');", $JS_OBJECT_NAME, $attrib['id'])); + + +/* this is added further up + if (!$s_added_script) + { + $javascript .= sprintf("%s.set_env('mailbox', '%s');", $JS_OBJECT_NAME, $mbox); + $OUTPUT->add_script($javascript); + $s_added_script = TRUE; + } +*/ + return $out . "</$type>"; + } + + +// return the message list as HTML table +function rcmail_message_list($attrib) + { + global $IMAP, $CONFIG, $COMM_PATH, $OUTPUT, $JS_OBJECT_NAME; + + $skin_path = $CONFIG['skin_path']; + $image_tag = '<img src="%s%s" alt="%s" border="0" />'; + + // get message headers + $a_headers = $IMAP->list_headers(); + + // add id to message list table if not specified + if (!strlen($attrib['id'])) + $attrib['id'] = 'rcubemessagelist'; + + // allow the following attributes to be added to the <table> tag + $attrib_str = create_attrib_string($attrib, array('style', 'class', 'id', 'cellpadding', 'cellspacing', 'border', 'summary')); + + $out = '<table' . $attrib_str . ">\n"; + + // define list of cols to be displayed + $a_show_cols = is_array($CONFIG['list_cols']) ? $CONFIG['list_cols'] : array('subject'); + + // show 'to' instead of from in sent messages + if (strtolower($IMAP->get_mailbox_name())=='sent' && ($f = array_search('from', $a_show_cols))) + $a_show_cols[$f] = 'to'; + + + // add table title + $out .= "<thead><tr>\n<td class=\"icon\"> </td>\n"; + + foreach ($a_show_cols as $col) + $out .= '<td class="'.$col.'">' . rcube_label($col) . "</td>\n"; + + $out .= '<td class="icon">'.($attrib['attachmenticon'] ? sprintf($image_tag, $skin_path, $attrib['attachmenticon'], '') : '')."</td>\n"; + $out .= "</tr></thead>\n<tbody>\n"; + + + // no messages in this mailbox + if (!sizeof($a_headers)) + { + $out .= sprintf('<tr><td colspan="%d">%s</td></tr>', + sizeof($a_show_cols)+2, + rcube_label('nomessagesfound')); + } + + + $a_js_message_arr = array(); + + // create row for each message + foreach ($a_headers as $i => $header) //while (list($i, $header) = each($a_headers)) + { + $message_icon = $attach_icon = ''; + $js_row_arr = array(); + $zebra_class = $i%2 ? 'even' : 'odd'; + + // set messag attributes to javascript array + if (!$header->seen) + $js_row_arr['unread'] = true; + if ($header->answered) + $js_row_arr['replied'] = true; + + // set message icon + if ($attrib['unreadicon'] && !$header->seen) + $message_icon = $attrib['unreadicon']; + else if ($attrib['repliedicon'] && $header->answered) + $message_icon = $attrib['repliedicon']; + else if ($attrib['messageicon']) + $message_icon = $attrib['messageicon']; + + // set attachment icon + if ($attrib['attachmenticon'] && preg_match("/multipart\/m/i", $header->ctype)) + $attach_icon = $attrib['attachmenticon']; + + $out .= sprintf('<tr id="rcmrow%d" class="message'.($header->seen ? '' : ' unread').' '.$zebra_class.'">'."\n", $header->uid); + $out .= sprintf("<td class=\"icon\">%s</td>\n", $message_icon ? sprintf($image_tag, $skin_path, $message_icon, '') : ''); + + // format each col + foreach ($a_show_cols as $col) + { + if ($col=='from' || $col=='to') + $cont = rep_specialchars_output(rcmail_address_string($header->$col, 3, $attrib['addicon'])); + else if ($col=='subject') + $cont = rep_specialchars_output($IMAP->decode_header($header->$col)); + else if ($col=='size') + $cont = show_bytes($header->$col); + else if ($col=='date') + $cont = format_date($header->date); //date('m.d.Y G:i:s', strtotime($header->date)); + else + $cont = rep_specialchars_output($header->$col); + + $out .= '<td class="'.$col.'">' . $cont . "</td>\n"; + } + + $out .= sprintf("<td class=\"icon\">%s</td>\n", $attach_icon ? sprintf($image_tag, $skin_path, $attach_icon, '') : ''); + $out .= "</tr>\n"; + + if (sizeof($js_row_arr)) + $a_js_message_arr[$header->uid] = $js_row_arr; + } + + // complete message table + $out .= "</tbody></table>\n"; + + + $message_count = $IMAP->messagecount(); + + // set client env + $javascript = sprintf("%s.gui_object('messagelist', '%s');\n", $JS_OBJECT_NAME, $attrib['id']); + $javascript .= sprintf("%s.set_env('messagecount', %d);\n", $JS_OBJECT_NAME, $message_count); + $javascript .= sprintf("%s.set_env('current_page', %d);\n", $JS_OBJECT_NAME, $IMAP->list_page); + $javascript .= sprintf("%s.set_env('pagecount', %d);\n", $JS_OBJECT_NAME, ceil($message_count/$IMAP->page_size)); + + if ($attrib['messageicon']) + $javascript .= sprintf("%s.set_env('messageicon', '%s%s');\n", $JS_OBJECT_NAME, $skin_path, $attrib['messageicon']); + if ($attrib['unreadicon']) + $javascript .= sprintf("%s.set_env('unreadicon', '%s%s');\n", $JS_OBJECT_NAME, $skin_path, $attrib['unreadicon']); + if ($attrib['repliedicon']) + $javascript .= sprintf("%s.set_env('repliedicon', '%s%s');\n", $JS_OBJECT_NAME, $skin_path, $attrib['repliedicon']); + if ($attrib['attachmenticon']) + $javascript .= sprintf("%s.set_env('attachmenticon', '%s%s');\n", $JS_OBJECT_NAME, $skin_path, $attrib['attachmenticon']); + + $javascript .= sprintf("%s.set_env('messages', %s);", $JS_OBJECT_NAME, array2js($a_js_message_arr)); + + $OUTPUT->add_script($javascript); + + return $out; + } + + + + +// return javascript commands to add rows to the message list +function rcmail_js_message_list($a_headers, $insert_top=FALSE) + { + global $CONFIG, $IMAP; + + $commands = ''; + $a_show_cols = is_array($CONFIG['list_cols']) ? $CONFIG['list_cols'] : array('subject'); + + // show 'to' instead of from in sent messages + if (strtolower($IMAP->get_mailbox_name())=='sent' && ($f = array_search('from', $a_show_cols))) + $a_show_cols[$f] = 'to'; + + // loop through message headers + for ($n=0; $a_headers[$n]; $n++) + { + $header = $a_headers[$n]; + $a_msg_cols = array(); + $a_msg_flags = array(); + + // format each col; similar as in rcmail_message_list() + foreach ($a_show_cols as $col) + { + if ($col=='from' || $col=='to') + $cont = rep_specialchars_output(rcmail_address_string($header->$col, 3)); + else if ($col=='subject') + $cont = rep_specialchars_output($IMAP->decode_header($header->$col)); + else if ($col=='size') + $cont = show_bytes($header->$col); + else if ($col=='date') + $cont = format_date($header->date); //date('m.d.Y G:i:s', strtotime($header->date)); + else + $cont = rep_specialchars_output($header->$col); + + $a_msg_cols[$col] = $cont; + } + + $a_msg_flags['unread'] = $header->seen ? 0 : 1; + $a_msg_flags['replied'] = $header->answered ? 1 : 0; + + $commands .= sprintf("this.add_message_row(%s, %s, %s, %b);\n", + $header->uid, + array2js($a_msg_cols), + array2js($a_msg_flags), + preg_match("/multipart\/m/i", $header->ctype)); + } + + return $commands; + } + + + +function rcmail_messagecount_display($attrib) + { + global $IMAP, $OUTPUT, $JS_OBJECT_NAME; + + if (!$attrib['id']) + $attrib['id'] = 'rcmcountdisplay'; + + $OUTPUT->add_script(sprintf("%s.gui_object('countdisplay', '%s');", $JS_OBJECT_NAME, $attrib['id'])); + + // allow the following attributes to be added to the <span> tag + $attrib_str = create_attrib_string($attrib, array('style', 'class', 'id')); + + + $out = '<span' . $attrib_str . '>'; + $out .= rcmail_get_messagecount_text(); + $out .= '</span>'; + return $out; + } + + + +function rcmail_get_messagecount_text() + { + global $IMAP, $MESSAGE; + + if (isset($MESSAGE['index'])) + { + $a_msg_index = $IMAP->message_index(); + return rcube_label(array('name' => 'messagenrof', + 'vars' => array('nr' => $MESSAGE['index']+1, + 'count' => sizeof($a_msg_index)))); + } + + $start_msg = ($IMAP->list_page-1) * $IMAP->page_size + 1; + $max = $IMAP->messagecount(); + + if ($max==0) + $out = rcube_label('mailboxempty'); + else + $out = rcube_label(array('name' => 'messagesfromto', + 'vars' => array('from' => $start_msg, + 'to' => min($max, $start_msg + $IMAP->page_size - 1), + 'count' => $max))); + + return $out; + } + + +function rcmail_print_body($part, $safe=FALSE, $plain=FALSE) // $body, $ctype_primary='text', $ctype_secondary='plain', $encoding='7bit', $safe=FALSE, $plain=FALSE) + { + global $IMAP, $REMOTE_OBJECTS, $JS_OBJECT_NAME; + + // extract part properties: body, ctype_primary, ctype_secondary, encoding, parameters + extract($part); + + $block = $plain ? '%s' : '%s'; //'<div style="display:block;">%s</div>'; + $body = $IMAP->mime_decode($body, $encoding); + $body = $IMAP->charset_decode($body, $parameters); + + + // text/html + if ($ctype_secondary=='html') + { + if (!$safe) // remove remote images and scripts + { + $remote_patterns = array('/(src|background)=(["\']?)([hftps]{3,5}:\/{2}[^"\'\s]+)(\2|\s|>)/Ui', + // '/(src|background)=(["\']?)([\.\/]+[^"\'\s]+)(\2|\s|>)/Ui', + '/(<base.*href=["\']?)([hftps]{3,5}:\/{2}[^"\'\s]+)([^<]*>)/i', + '/(<link.*href=["\']?)([hftps]{3,5}:\/{2}[^"\'\s]+)([^<]*>)/i', + '/url\s*\(["\']?([hftps]{3,5}:\/{2}[^"\'\s]+)["\']?\)/i', + '/url\s*\(["\']?([\.\/]+[^"\'\s]+)["\']?\)/i', + '/<script.+<\/script>/Umis'); + + $remote_replaces = array('\\1=\\2#\\4', + // '\\1=\\2#\\4', + '', + '\\1#\\3', + 'none', + 'none', + ''); + + // set flag if message containes remote obejcts that where blocked + foreach ($remote_patterns as $pattern) + { + if (preg_match($pattern, $body)) + { + $REMOTE_OBJECTS = TRUE; + break; + } + } + + $body = preg_replace($remote_patterns, $remote_replaces, $body); + } + + return sprintf($block, rep_specialchars_output($body, 'html', '', FALSE)); + } + + // text/enriched + if ($ctype_secondary=='enriched') + { + $body = enriched_to_html($body); + return sprintf($block, rep_specialchars_output($body, 'html')); + } + else + { + // make links and email-addresses clickable + $convert_patterns = $convert_replaces = $replace_strings = array(); + + $url_chars = 'a-z0-9_\-\+\*\$\/&%=@#'; + $url_chars_within = '\?\.~,!'; + + $convert_patterns[] = "/([\w]+):\/\/([a-z0-9\-\.]+[a-z]{2,4}([$url_chars$url_chars_within]*[$url_chars])?)/ie"; + $convert_replaces[] = "rcmail_str_replacement('<a href=\"\\1://\\2\" target=\"_blank\">\\1://\\2</a>', &\$replace_strings)"; + + $convert_patterns[] = "/([^\/:]|\s)(www\.)([a-z0-9\-]{2,}[a-z]{2,4}([$url_chars$url_chars_within]*[$url_chars])?)/ie"; + $convert_replaces[] = "rcmail_str_replacement('\\1<a href=\"http://\\2\\3\" target=\"_blank\">\\2\\3</a>', &\$replace_strings)"; + + $convert_patterns[] = '/([a-z0-9][a-z0-9\-\.\+\_]*@[a-z0-9]([a-z0-9\-][.]?)*[a-z0-9]\\.[a-z]{2,5})/ie'; + $convert_replaces[] = "rcmail_str_replacement('<a href=\"mailto:\\1\" onclick=\"return $JS_OBJECT_NAME.command(\'compose\',\'\\1\',this)\">\\1</a>', &\$replace_strings)"; + + $body = wordwrap(trim($body), 80); + $body = preg_replace($convert_patterns, $convert_replaces, $body); + + // split body into single lines + $a_lines = preg_split('/\r?\n/', $body); + + // colorize quoted parts + for($n=0; $n<sizeof($a_lines); $n++) + { + $line = $a_lines[$n]; + + if ($line{2}=='>') + $color = 'red'; + else if ($line{1}=='>') + $color = 'green'; + else if ($line{0}=='>') + $color = 'blue'; + else + $color = FALSE; + + $line = rep_specialchars_output($line, 'html', 'replace', FALSE); + + if ($color) + $a_lines[$n] = sprintf('<font color="%s">%s</font>', $color, $line); + else + $a_lines[$n] = $line; + } + + // insert the links for urls and mailtos + $body = preg_replace("/##string_replacement\{([0-9]+)\}##/e", "\$replace_strings[\\1]", join("\n", $a_lines)); + + return sprintf($block, "<pre>\n".$body."\n</pre>"); + } + } + + + +// add a string to the replacement array and return a replacement string +function rcmail_str_replacement($str, &$rep) + { + static $count = 0; + $rep[$count] = stripslashes($str); + return "##string_replacement{".($count++)."}##"; + } + + +function rcmail_parse_message($structure, $arg=array(), $recursive=FALSE) + { + global $IMAP; + static $sa_inline_objects = array(); + + // arguments are: (bool)$prefer_html, (string)$get_url + extract($arg); + + $a_attachments = array(); + $a_return_parts = array(); + $out = ''; + + $message_ctype_primary = strtolower($structure->ctype_primary); + $message_ctype_secondary = strtolower($structure->ctype_secondary); + + // show message headers + if ($recursive && is_array($structure->headers) && isset($structure->headers['subject'])) + $a_return_parts[] = array('type' => 'headers', + 'headers' => $structure->headers); + + // print body if message doesn't have multiple parts + if ($message_ctype_primary=='text') + { + $a_return_parts[] = array('type' => 'content', + 'body' => $structure->body, + 'ctype_primary' => $message_ctype_primary, + 'ctype_secondary' => $message_ctype_secondary, + 'encoding' => $structure->headers['content-transfer-encoding']); + } + + // message contains alternative parts + else if ($message_ctype_primary=='multipart' && $message_ctype_secondary=='alternative' && is_array($structure->parts)) + { + // get html/plaintext parts + $plain_part = $html_part = $print_part = $related_part = NULL; + + foreach ($structure->parts as $p => $sub_part) + { + $sub_ctype_primary = strtolower($sub_part->ctype_primary); + $sub_ctype_secondary = strtolower($sub_part->ctype_secondary); + + // check if sub part is + if ($sub_ctype_primary=='text' && $sub_ctype_secondary=='plain') + $plain_part = $p; + else if ($sub_ctype_primary=='text' && $sub_ctype_secondary=='html') + $html_part = $p; + else if ($sub_ctype_primary=='text' && $sub_ctype_secondary=='enriched') + $enriched_part = $p; + else if ($sub_ctype_primary=='multipart' && $sub_ctype_secondary=='related') + $related_part = $p; + } + + // parse related part (alternative part could be in here) + if ($related_part!==NULL && $prefer_html) + { + list($parts, $attachmnts) = rcmail_parse_message($structure->parts[$related_part], $arg, TRUE); + $a_return_parts = array_merge($a_return_parts, $parts); + $a_attachments = array_merge($a_attachments, $attachmnts); + } + + // print html/plain part + else if ($html_part!==NULL && $prefer_html) + $print_part = $structure->parts[$html_part]; + else if ($enriched_part!==NULL) + $print_part = $structure->parts[$enriched_part]; + else if ($plain_part!==NULL) + $print_part = $structure->parts[$plain_part]; + + // show message body + if (is_object($print_part)) + $a_return_parts[] = array('type' => 'content', + 'body' => $print_part->body, + 'ctype_primary' => strtolower($print_part->ctype_primary), + 'ctype_secondary' => strtolower($print_part->ctype_secondary), + 'parameters' => $print_part->ctype_parameters, + 'encoding' => $print_part->headers['content-transfer-encoding']); + // show plaintext warning + else if ($html_part!==NULL) + $a_return_parts[] = array('type' => 'content', + 'body' => rcube_label('htmlmessage'), + 'ctype_primary' => 'text', + 'ctype_secondary' => 'plain'); + + // add html part as attachment + if ($html_part!==NULL && $structure->parts[$html_part]!==$print_part) + { + $html_part = $structure->parts[$html_part]; + $a_attachments[] = array('filename' => rcube_label('htmlmessage'), + 'encoding' => $html_part->headers['content-transfer-encoding'], + 'mimetype' => 'text/html', + 'part_id' => $html_part->mime_id, + 'size' => strlen($IMAP->mime_decode($html_part->body, $html_part->headers['content-transfer-encoding']))); + } + } + + // message contains multiple parts + else if ($message_ctype_primary=='multipart' && is_array($structure->parts)) + { + foreach ($structure->parts as $mail_part) + { + $primary_type = strtolower($mail_part->ctype_primary); + $secondary_type = strtolower($mail_part->ctype_secondary); + + // multipart/alternative + if ($primary_type=='multipart') // && ($secondary_type=='alternative' || $secondary_type=='mixed' || $secondary_type=='related')) + { + list($parts, $attachmnts) = rcmail_parse_message($mail_part, $arg, TRUE); + + $a_return_parts = array_merge($a_return_parts, $parts); + $a_attachments = array_merge($a_attachments, $attachmnts); + } + + // part text/[plain|html] OR message/delivery-status + else if (($primary_type=='text' && ($secondary_type=='plain' || $secondary_type=='html')) || + ($primary_type=='message' && $secondary_type=='delivery-status')) + { + $a_return_parts[] = array('type' => 'content', + 'body' => $mail_part->body, + 'ctype_primary' => $primary_type, + 'ctype_secondary' => $secondary_type, + 'encoding' => $mail_part->headers['content-transfer-encoding']); + } + + // part message/* + else if ($primary_type=='message') + { + /* don't parse headers here; they're parsed within the recursive call to rcmail_parse_message() + if ($mail_part->parts[0]->headers) + $a_return_parts[] = array('type' => 'headers', + 'headers' => $mail_part->parts[0]->headers); + */ + + list($parts, $attachmnts) = rcmail_parse_message($mail_part->parts[0], $arg, TRUE); + + $a_return_parts = array_merge($a_return_parts, $parts); + $a_attachments = array_merge($a_attachments, $attachmnts); + } + + // part is file/attachment + else if ($mail_part->disposition=='attachment' || $mail_part->disposition=='inline' || $mail_part->headers['content-id']) + { + if ($message_ctype_secondary=='related' && $mail_part->headers['content-id']) + $sa_inline_objects[] = array('filename' => $mail_part->d_parameters['filename'], + 'mimetype' => strtolower("$primary_type/$secondary_type"), + 'part_id' => $mail_part->mime_id, + 'content_id' => preg_replace(array('/^</', '/>$/'), '', $mail_part->headers['content-id'])); + + else if ($mail_part->d_parameters['filename']) + $a_attachments[] = array('filename' => $mail_part->d_parameters['filename'], + 'encoding' => strtolower($mail_part->headers['content-transfer-encoding']), + 'mimetype' => strtolower("$primary_type/$secondary_type"), + 'part_id' => $mail_part->mime_id, + 'size' => strlen($IMAP->mime_decode($mail_part->body, $mail_part->headers['content-transfer-encoding'])) /*, + 'content' => $mail_part->body */); + + else if ($mail_part->ctype_parameters['name']) + $a_attachments[] = array('filename' => $mail_part->ctype_parameters['name'], + 'encoding' => strtolower($mail_part->headers['content-transfer-encoding']), + 'mimetype' => strtolower("$primary_type/$secondary_type"), + 'part_id' => $mail_part->mime_id, + 'size' => strlen($IMAP->mime_decode($mail_part->body, $mail_part->headers['content-transfer-encoding'])) /*, + 'content' => $mail_part->body */); + + + } + } + + + // if this was a related part try to resolve references + if ($message_ctype_secondary=='related' && sizeof($sa_inline_objects)) + { + $a_replace_patters = array(); + $a_replace_strings = array(); + + foreach ($sa_inline_objects as $inline_object) + { + $a_replace_patters[] = 'cid:'.$inline_object['content_id']; + $a_replace_strings[] = sprintf($get_url, $inline_object['part_id']); + } + + foreach ($a_return_parts as $i => $return_part) + { + if ($return_part['type']!='content') + continue; + + // decode body and replace cid:... + $a_return_parts[$i]['body'] = str_replace($a_replace_patters, $a_replace_strings, $IMAP->mime_decode($return_part['body'], $return_part['encoding'])); + $a_return_parts[$i]['encoding'] = '7bit'; + } + } + } + + + // join all parts together + //$out .= join($part_delimiter, $a_return_parts); + + return array($a_return_parts, $a_attachments); + } + + + + +// return table with message headers +function rcmail_message_headers($attrib, $headers=NULL) + { + global $IMAP, $OUTPUT, $MESSAGE; + static $sa_attrib; + + // keep header table attrib + if (is_array($attrib) && !$sa_attrib) + $sa_attrib = $attrib; + else if (!is_array($attrib) && is_array($sa_attrib)) + $attrib = $sa_attrib; + + + if (!isset($MESSAGE)) + return FALSE; + + // get associative array of headers object + if (!$headers) + $headers = is_object($MESSAGE['headers']) ? get_object_vars($MESSAGE['headers']) : $MESSAGE['headers']; + + $header_count = 0; + + // allow the following attributes to be added to the <table> tag + $attrib_str = create_attrib_string($attrib, array('style', 'class', 'id', 'cellpadding', 'cellspacing', 'border', 'summary')); + $out = '<table' . $attrib_str . ">\n"; + + // show these headers + $standard_headers = array('subject', 'from', 'organization', 'to', 'cc', 'reply-to', 'date'); + + foreach ($standard_headers as $hkey) + { + if (!$headers[$hkey]) + continue; + + if ($hkey=='date') + $header_value = format_date(strtotime($headers[$hkey])); + else if (in_array($hkey, array('from', 'to', 'cc', 'reply-to'))) + $header_value = rep_specialchars_output(rcmail_address_string($IMAP->decode_header($headers[$hkey]), NULL, $attrib['addicon'])); + else + $header_value = rep_specialchars_output($IMAP->decode_header($headers[$hkey]), '', 'all'); + + $out .= "\n<tr>\n"; + $out .= '<td class="header-title">'.rcube_label($hkey).": </td>\n"; + $out .= '<td class="'.$hkey.'" width="90%">'.$header_value."</td>\n</tr>"; + $header_count++; + } + + $out .= "\n</table>\n\n"; + + return $header_count ? $out : ''; + } + + + +function rcmail_message_body($attrib) + { + global $CONFIG, $OUTPUT, $MESSAGE, $GET_URL, $REMOTE_OBJECTS, $JS_OBJECT_NAME; + + if (!is_array($MESSAGE['parts']) && !$MESSAGE['body']) + return ''; + + if (!$attrib['id']) + $attrib['id'] = 'rcmailMsgBody'; + + $safe_mode = (bool)$_GET['_safe']; + $attrib_str = create_attrib_string($attrib, array('style', 'class', 'id')); + $out = '<div '. $attrib_str . ">\n"; + + $header_attrib = array(); + foreach ($attrib as $attr => $value) + if (preg_match('/^headertable([a-z]+)$/i', $attr, $regs)) + $header_attrib[$regs[1]] = $value; + + + // this is an ecrypted message + // -> create a plaintext body with the according message + if (!sizeof($MESSAGE['parts']) && $MESSAGE['headers']->ctype=='multipart/encrypted') + { + $MESSAGE['parts'][0] = array('type' => 'content', + 'ctype_primary' => 'text', + 'ctype_secondary' => 'plain', + 'body' => rcube_label('encryptedmessage')); + } + + if ($MESSAGE['parts']) + { + foreach ($MESSAGE['parts'] as $i => $part) + { + if ($part['type']=='headers') + $out .= rcmail_message_headers(sizeof($header_attrib) ? $header_attrib : NULL, $part['headers']); + else if ($part['type']=='content') + { +// var_dump($part['parameters']); + // $body = rcmail_print_body($part['body'], $part['ctype_primary'], $part['ctype_secondary'], $part['encoding'], $safe_mode); + $body = rcmail_print_body($part, $safe_mode); + $out .= '<div class="message-part">'; + $out .= rcmail_mod_html_body($body, $attrib['id']); + $out .= "</div>\n"; + } + } + } + else + $out .= $MESSAGE['body']; + + + $ctype_primary = strtolower($MESSAGE['structure']->ctype_primary); + $ctype_secondary = strtolower($MESSAGE['structure']->ctype_secondary); + + // list images after mail body + if (get_boolean($attrib['showimages']) && $ctype_primary=='multipart' && $ctype_secondary=='mixed' && + sizeof($MESSAGE['attachments']) && !strstr($message_body, '<html') && strlen($GET_URL)) + { + foreach ($MESSAGE['attachments'] as $attach_prop) + { + if (strpos($attach_prop['mimetype'], 'image/')===0) + $out .= sprintf("\n<hr />\n<p align=\"center\"><img src=\"%s&_part=%s\" alt=\"%s\" title=\"%s\" /></p>\n", + $GET_URL, $attach_prop['part_id'], + $attach_prop['filename'], + $attach_prop['filename']); + } + } + + // tell client that there are blocked remote objects + if ($REMOTE_OBJECTS && !$safe_mode) + $OUTPUT->add_script(sprintf("%s.set_env('blockedobjects', true);", $JS_OBJECT_NAME)); + + $out .= "\n</div>"; + return $out; + } + + + +// modify a HTML message that it can be displayed inside a HTML page +function rcmail_mod_html_body($body, $container_id) + { + $last_style_pos = 0; + $body_lc = strtolower($body); + + // find STYLE tags + while (($pos = strpos($body_lc, '<style', $last_style_pos)) && ($pos2 = strpos($body_lc, '</style>', $pos))) + { + $pos2 += 8; + $body_pre = substr($body, 0, $pos); + $styles = substr($body, $pos, $pos2-$pos); + $body_post = substr($body, $pos2, strlen($body)-$pos2); + + // replace all css definitions with #container [def] + $styles = rcmail_mod_css_styles($styles, $container_id); + + $body = $body_pre . $styles . $body_post; + $last_style_pos = $pos2; + } + + + // remove SCRIPT tags + while (($pos = strpos($body_lc, '<script')) && ($pos2 = strpos($body_lc, '</script>', $pos))) + { + $pos2 += 8; + $body = substr($body, 0, $pos) . substr($body, $pos2, strlen($body)-$pos2); + $body_lc = strtolower($body); + } + + + // resolve <base href> + $base_reg = '/(<base.*href=["\']?)([hftps]{3,5}:\/{2}[^"\'\s]+)([^<]*>)/i'; + if (preg_match($base_reg, $body, $regs)) + { + $base_url = $regs[2]; + $body = preg_replace('/(src|background|href)=(["\']?)([\.\/]+[^"\'\s]+)(\2|\s|>)/Uie', "'\\1=\"'.make_absolute_url('\\3', '$base_url').'\"'", $body); + $body = preg_replace('/(url\s*\()(["\']?)([\.\/]+[^"\'\)\s]+)(\2)\)/Uie', "'\\1\''.make_absolute_url('\\3', '$base_url').'\')'", $body); + $body = preg_replace($base_reg, '', $body); + } + + + // add comments arround html and other tags + $out = preg_replace(array('/(<\/?html[^>]*>)/i', + '/(<\/?head[^>]*>)/i', + '/(<title[^>]*>.+<\/title>)/ui', + '/(<\/?meta[^>]*>)/i'), + '<!--\\1-->', + $body); + + $out = preg_replace(array('/(<body[^>]*>)/i', + '/(<\/body>)/i'), + array('<div class="rcmBody">', + '</div>'), + $out); + + + return $out; + } + + + +// replace all css definitions with #container [def] +function rcmail_mod_css_styles($source, $container_id) + { + $a_css_values = array(); + $last_pos = 0; + + // cut out all contents between { and } + while (($pos = strpos($source, '{', $last_pos)) && ($pos2 = strpos($source, '}', $pos))) + { + $key = sizeof($a_css_values); + $a_css_values[$key] = substr($source, $pos+1, $pos2-($pos+1)); + $source = substr($source, 0, $pos+1) . "<<str_replacement[$key]>>" . substr($source, $pos2, strlen($source)-$pos2); + $last_pos = $pos+2; + } + + $styles = preg_replace('/(^\s*|,\s*)([a-z0-9\._][a-z0-9\.\-_]*)/im', "\\1#$container_id \\2", $source); + $styles = preg_replace('/<<str_replacement\[([0-9]+)\]>>/e', "\$a_css_values[\\1]", $styles); + + // replace body definition because we also stripped off the <body> tag + $styles = preg_replace("/$container_id\s+body/i", "$container_id div.rcmBody", $styles); + + return $styles; + } + + + +// return first text part of a message +function rcmail_first_text_part($message_parts) + { + if (!is_array($message_parts)) + return FALSE; + + $html_part = NULL; + + // check all message parts + foreach ($message_parts as $pid => $part) + { + $mimetype = strtolower($part->ctype_primary.'/'.$part->ctype_secondary); + if ($mimetype=='text/plain') + { + $body = rcube_imap::mime_decode($part->body, $part->headers['content-transfer-encoding']); + $body = rcube_imap::charset_decode($body, $part->ctype_parameters); + return $body; + } + else if ($mimetype=='text/html') + { + $html_part = rcube_imap::mime_decode($part->body, $part->headers['content-transfer-encoding']); + $html_part = rcube_imap::charset_decode($html_part, $part->ctype_parameters); + } + } + + + // convert HTML to plain text + if ($html_part) + { + // remove special chars encoding + $trans = array_flip(get_html_translation_table(HTML_ENTITIES)); + $html_part = strtr($html_part, $trans); + + // create instance of html2text class + $txt = new html2text($html_part); + return $txt->get_text(); + } + + return FALSE; + } + + +// get source code of a specific message and cache it +function rcmail_message_source($uid) + { + global $IMAP, $DB; + + // get message ID if uid is given + $headers = $IMAP->get_headers($uid); + $message_id = $headers->messageID; + + // get cached message source + $msg_source = rcube_read_cache($message_id); + + // get message from server and cache it + if (!$msg_source) + { + $msg_source = $IMAP->get_raw_body($uid); + rcube_write_cache($message_id, $msg_source, TRUE); + } + + return $msg_source; + } + + +// decode address string and re-format it as HTML links +function rcmail_address_string($input, $max=NULL, $addicon=NULL) + { + global $IMAP, $PRINT_MODE, $CONFIG, $OUTPUT, $JS_OBJECT_NAME, $EMAIL_ADDRESS_PATTERN; + + $a_parts = $IMAP->decode_address_list($input); + + if (!sizeof($a_parts)) + return $input; + + $c = count($a_parts); + $j = 0; + $out = ''; + + foreach ($a_parts as $part) + { + $j++; + if ($PRINT_MODE) + $out .= sprintf('%s <%s>', htmlentities($part['name']), $part['mailto']); + else if (preg_match($EMAIL_ADDRESS_PATTERN, $part['mailto'])) + { + $out .= sprintf('<a href="mailto:%s" onclick="return %s.command(\'compose\',\'%s\',this)" class="rcmContactAddress" title="%s">%s</a>', + $part['mailto'], + $JS_OBJECT_NAME, + $part['mailto'], + $part['mailto'], + htmlentities($part['name'])); + + if ($addicon) + $out .= sprintf(' <a href="#add" onclick="return %s.command(\'add-contact\',\'%s\',this)" title="%s"><img src="%s%s" alt="add" border="0" /></a>', + $JS_OBJECT_NAME, + urlencode($part['string']), + rcube_label('addtoaddressbook'), + $CONFIG['skin_path'], + $addicon); + } + else + { + if ($part['name']) + $out .= htmlentities($part['name']); + if ($part['mailto']) + $out .= (strlen($out) ? ' ' : '') . sprintf('<%s>', $part['mailto']); + } + + if ($c>$j) + $out .= ','.($max ? ' ' : ' '); + + if ($max && $j==$max && $c>$j) + { + $out .= '...'; + break; + } + } + + return $out; + } + + +function rcmail_message_part_controls() + { + global $CONFIG, $IMAP, $MESSAGE; + + if (!is_array($MESSAGE) || !is_array($MESSAGE['parts']) || !($_GET['_uid'] && $_GET['_part']) || !$MESSAGE['parts'][$_GET['_part']]) + return ''; + + $part = $MESSAGE['parts'][$_GET['_part']]; + + $attrib_str = create_attrib_string($attrib, array('id', 'class', 'style', 'cellspacing', 'cellpadding', 'border', 'summary')); + $out = '<table '. $attrib_str . ">\n"; + + $filename = $part->d_parameters['filename'] ? $part->d_parameters['filename'] : $part->ctype_parameters['name']; + $filesize = strlen($IMAP->mime_decode($part->body, $part->headers['content-transfer-encoding'])); + + if ($filename) + { + $out .= sprintf('<tr><td class="title">%s</td><td>%s</td><td>[<a href="./?%s">%s</a>]</tr>'."\n", + rcube_label('filename'), + rep_specialchars_output($filename), + str_replace('_frame=', '_download=', $_SERVER['QUERY_STRING']), + rcube_label('download')); + } + + if ($filesize) + $out .= sprintf('<tr><td class="title">%s</td><td>%s</td></tr>'."\n", + rcube_label('filesize'), + show_bytes($filesize)); + + $out .= "\n</table>"; + + return $out; + } + + + +function rcmail_message_part_frame($attrib) + { + global $MESSAGE; + + $part = $MESSAGE['parts'][$_GET['_part']]; + $ctype_primary = strtolower($part->ctype_primary); + + $attrib['src'] = './?'.str_replace('_frame=', ($ctype_primary=='text' ? '_show=' : '_preload='), $_SERVER['QUERY_STRING']); + + $attrib_str = create_attrib_string($attrib, array('id', 'class', 'style', 'src', 'width', 'height')); + $out = '<iframe '. $attrib_str . "></ifame>"; + + return $out; + } + + + +// clear message composing settings +function rcmail_compose_cleanup() + { + if (!isset($_SESSION['compose'])) + return; + + // remove attachment files from temp dir + if (is_array($_SESSION['compose']['attachments'])) + foreach ($_SESSION['compose']['attachments'] as $attachment) + unlink($attachment['path']); + + // kill temp dir + if ($_SESSION['compose']['temp_dir']) + rmdir($_SESSION['compose']['temp_dir']); + + unset($_SESSION['compose']); + } + + +?>
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