/* +-----------------------------------------------------------------------+ | Roundcube Webmail Client Script | | | | This file is part of the Roundcube Webmail client | | Copyright (C) 2005-2010, Roundcube Dev, - Switzerland | | Licensed under the GNU GPL | | | +-----------------------------------------------------------------------+ | Authors: Thomas Bruederli | | Aleksander 'A.L.E.C' Machniak | | Charles McNulty | +-----------------------------------------------------------------------+ | Requires: jquery.js, common.js, list.js | +-----------------------------------------------------------------------+ $Id$ */ function rcube_webmail() { this.env = {}; this.labels = {}; this.buttons = {}; this.buttons_sel = {}; this.gui_objects = {}; this.gui_containers = {}; this.commands = {}; this.command_handlers = {}; this.onloads = []; this.messages = {}; // create protected reference to myself this.ref = 'rcmail'; var ref = this; // webmail client settings this.dblclick_time = 500; this.message_time = 3000; this.identifier_expr = new RegExp('[^0-9a-z\-_]', 'gi'); // mimetypes supported by the browser (default settings) this.mimetypes = new Array('text/plain', 'text/html', 'text/xml', 'image/jpeg', 'image/gif', 'image/png', 'application/x-javascript', 'application/pdf', 'application/x-shockwave-flash'); // default environment vars this.env.keep_alive = 60; // seconds this.env.request_timeout = 180; // seconds this.env.draft_autosave = 0; // seconds this.env.comm_path = './'; this.env.blankpage = 'program/blank.gif'; // set jQuery ajax options $.ajaxSetup({ cache:false, error:function(request, status, err){ ref.http_error(request, status, err); }, beforeSend:function(xmlhttp){ xmlhttp.setRequestHeader('X-Roundcube-Request', ref.env.request_token); } }); // set environment variable(s) this.set_env = function(p, value) { if (p != null && typeof(p) == 'object' && !value) for (var n in p) this.env[n] = p[n]; else this.env[p] = value; }; // add a localized label to the client environment this.add_label = function(key, value) { this.labels[key] = value; }; // add a button to the button list this.register_button = function(command, id, type, act, sel, over) { if (!this.buttons[command]) this.buttons[command] = []; var button_prop = {id:id, type:type}; if (act) button_prop.act = act; if (sel) button_prop.sel = sel; if (over) button_prop.over = over; this.buttons[command].push(button_prop); }; // register a specific gui object this.gui_object = function(name, id) { this.gui_objects[name] = id; }; // register a container object this.gui_container = function(name, id) { this.gui_containers[name] = id; }; // add a GUI element (html node) to a specified container this.add_element = function(elm, container) { if (this.gui_containers[container] && this.gui_containers[container].jquery) this.gui_containers[container].append(elm); }; // register an external handler for a certain command this.register_command = function(command, callback, enable) { this.command_handlers[command] = callback; if (enable) this.enable_command(command, true); }; // execute the given script on load this.add_onload = function(f) { this.onloads.push(f); }; // initialize webmail client this.init = function() { var p = this; this.task = this.env.task; // check browser if (!bw.dom || !bw.xmlhttp_test()) { this.goto_url('error', '_code=0x199'); return; } // find all registered gui containers for (var n in this.gui_containers) this.gui_containers[n] = $('#'+this.gui_containers[n]); // find all registered gui objects for (var n in this.gui_objects) this.gui_objects[n] = rcube_find_object(this.gui_objects[n]); // init registered buttons this.init_buttons(); // tell parent window that this frame is loaded if (this.env.framed && parent.rcmail && parent.rcmail.set_busy) { parent.rcmail.set_busy(false, null, parent.rcmail.env.frame_lock); parent.rcmail.env.frame_lock = null; } // enable general commands this.enable_command('logout', 'mail', 'addressbook', 'settings', true); if (this.env.permaurl) this.enable_command('permaurl', true); switch (this.task) { case 'mail': // enable mail commands this.enable_command('list', 'checkmail', 'compose', 'add-contact', 'search', 'reset-search', 'collapse-folder', true); if (this.gui_objects.messagelist) { this.message_list = new rcube_list_widget(this.gui_objects.messagelist, { multiselect:true, multiexpand:true, draggable:true, keyboard:true, column_movable:this.env.col_movable, dblclick_time:this.dblclick_time }); this.message_list.row_init = function(o){ p.init_message_row(o); }; this.message_list.addEventListener('dblclick', function(o){ p.msglist_dbl_click(o); }); this.message_list.addEventListener('click', function(o){ p.msglist_click(o); }); this.message_list.addEventListener('keypress', function(o){ p.msglist_keypress(o); }); this.message_list.addEventListener('select', function(o){ p.msglist_select(o); }); this.message_list.addEventListener('dragstart', function(o){ p.drag_start(o); }); this.message_list.addEventListener('dragmove', function(e){ p.drag_move(e); }); this.message_list.addEventListener('dragend', function(e){ p.drag_end(e); }); this.message_list.addEventListener('expandcollapse', function(e){ p.msglist_expand(e); }); this.message_list.addEventListener('column_replace', function(e){ p.msglist_set_coltypes(e); }); document.onmouseup = function(e){ return p.doc_mouse_up(e); }; this.gui_objects.messagelist.parentNode.onmousedown = function(e){ return p.click_on_list(e); }; this.message_list.init(); this.enable_command('toggle_status', 'toggle_flag', 'menu-open', 'menu-save', true); // load messages this.command('list'); } if (this.gui_objects.qsearchbox) { if (this.env.search_text != null) { this.gui_objects.qsearchbox.value = this.env.search_text; } $(this.gui_objects.qsearchbox).focusin(function() { rcmail.message_list.blur(); }); } if (this.env.trash_mailbox && this.env.mailbox != this.env.trash_mailbox) this.set_alttext('delete', 'movemessagetotrash'); this.env.message_commands = ['show', 'reply', 'reply-all', 'reply-list', 'forward', 'moveto', 'copy', 'delete', 'open', 'mark', 'edit', 'viewsource', 'download', 'print', 'load-attachment', 'load-headers']; if (this.env.action=='show' || this.env.action=='preview') { this.enable_command(this.env.message_commands, this.env.uid); this.enable_command('reply-list', this.env.list_post); if (this.env.next_uid) { this.enable_command('nextmessage', 'lastmessage', true); } if (this.env.prev_uid) { this.enable_command('previousmessage', 'firstmessage', true); } if (this.env.blockedobjects) { if (this.gui_objects.remoteobjectsmsg) this.gui_objects.remoteobjectsmsg.style.display = 'block'; this.enable_command('load-images', 'always-load', true); } // make preview/message frame visible if (this.env.action == 'preview' && this.env.framed && parent.rcmail) { this.enable_command('compose', 'add-contact', false); parent.rcmail.show_contentframe(true); } } else if (this.env.action == 'compose') { this.env.compose_commands = ['send-attachment', 'remove-attachment', 'send', 'toggle-editor']; if (this.env.drafts_mailbox) this.env.compose_commands.push('savedraft') this.enable_command(this.env.compose_commands, 'identities', true); if (this.env.spellcheck) { this.env.spellcheck.spelling_state_observer = function(s){ ref.set_spellcheck_state(s); }; this.env.compose_commands.push('spellcheck') this.set_spellcheck_state('ready'); if ($("input[name='_is_html']").val() == '1') this.display_spellcheck_controls(false); } document.onmouseup = function(e){ return p.doc_mouse_up(e); }; // init message compose form this.init_messageform(); } // show printing dialog else if (this.env.action == 'print' && this.env.uid) window.print(); // get unread count for each mailbox if (this.gui_objects.mailboxlist) { this.env.unread_counts = {}; this.gui_objects.folderlist = this.gui_objects.mailboxlist; this.http_request('getunread', ''); } // ask user to send MDN if (this.env.mdn_request && this.env.uid) { var mdnurl = '_uid='+this.env.uid+'&_mbox='+urlencode(this.env.mailbox); if (confirm(this.get_label('mdnrequest'))) this.http_post('sendmdn', mdnurl); else this.http_post('mark', mdnurl+'&_flag=mdnsent'); } break; case 'addressbook': if (this.gui_objects.folderlist) this.env.contactfolders = $.extend($.extend({}, this.env.address_sources), this.env.contactgroups); if (this.gui_objects.contactslist) { this.contact_list = new rcube_list_widget(this.gui_objects.contactslist, {multiselect:true, draggable:this.gui_objects.folderlist?true:false, keyboard:true}); this.contact_list.row_init = function(row){ p.triggerEvent('insertrow', { cid:row.uid, row:row }); }; this.contact_list.addEventListener('keypress', function(o){ p.contactlist_keypress(o); }); this.contact_list.addEventListener('select', function(o){ p.contactlist_select(o); }); this.contact_list.addEventListener('dragstart', function(o){ p.drag_start(o); }); this.contact_list.addEventListener('dragmove', function(e){ p.drag_move(e); }); this.contact_list.addEventListener('dragend', function(e){ p.drag_end(e); }); this.contact_list.init(); if (this.env.cid) this.contact_list.highlight_row(this.env.cid); this.gui_objects.contactslist.parentNode.onmousedown = function(e){ return p.click_on_list(e); }; document.onmouseup = function(e){ return p.doc_mouse_up(e); }; if (this.gui_objects.qsearchbox) { $(this.gui_objects.qsearchbox).focusin(function() { rcmail.contact_list.blur(); }); } } this.set_page_buttons(); if (this.env.address_sources && this.env.address_sources[this.env.source] && !this.env.address_sources[this.env.source].readonly) { this.enable_command('add', 'import', true); this.enable_command('group-create', this.env.address_sources[this.env.source].groups); } if (this.env.cid) { this.enable_command('show', 'edit', true); // register handlers for group assignment via checkboxes if (this.gui_objects.editform) { $('input.groupmember').change(function(){ var cmd = this.checked ? 'group-addmembers' : 'group-delmembers'; ref.http_post(cmd, '_cid='+urlencode(ref.env.cid) + '&_source='+urlencode(ref.env.source) + '&_gid='+urlencode(this.value)); }); } } if ((this.env.action=='add' || this.env.action=='edit') && this.gui_objects.editform) { this.enable_command('save', true); $("input[type='text']").first().select(); } else if (this.gui_objects.qsearchbox) { this.enable_command('search', 'reset-search', 'moveto', true); $(this.gui_objects.qsearchbox).select(); } if (this.contact_list && this.contact_list.rowcount > 0) this.enable_command('export', true); this.enable_command('list', 'listgroup', true); break; case 'settings': this.enable_command('preferences', 'identities', 'save', 'folders', true); if (this.env.action=='identities') { this.enable_command('add', this.env.identities_level < 2); } else if (this.env.action=='edit-identity' || this.env.action=='add-identity') { this.enable_command('add', this.env.identities_level < 2); this.enable_command('save', 'delete', 'edit', 'toggle-editor', true); } else if (this.env.action=='folders') this.enable_command('subscribe', 'unsubscribe', 'create-folder', 'rename-folder', 'delete-folder', 'enable-threading', 'disable-threading', true); if (this.gui_objects.identitieslist) { this.identity_list = new rcube_list_widget(this.gui_objects.identitieslist, {multiselect:false, draggable:false, keyboard:false}); this.identity_list.addEventListener('select', function(o){ p.identity_select(o); }); this.identity_list.init(); this.identity_list.focus(); if (this.env.iid) this.identity_list.highlight_row(this.env.iid); } else if (this.gui_objects.sectionslist) { this.sections_list = new rcube_list_widget(this.gui_objects.sectionslist, {multiselect:false, draggable:false, keyboard:false}); this.sections_list.addEventListener('select', function(o){ p.section_select(o); }); this.sections_list.init(); this.sections_list.focus(); } else if (this.gui_objects.subscriptionlist) this.init_subscription_list(); break; case 'login': var input_user = $('#rcmloginuser'); input_user.bind('keyup', function(e){ return rcmail.login_user_keyup(e); }); if (input_user.val() == '') input_user.focus(); else $('#rcmloginpwd').focus(); // detect client timezone $('#rcmlogintz').val(new Date().getTimezoneOffset() / -60); // display 'loading' message on form submit $('form').submit(function () { rcmail.display_message(rcmail.get_label('loading'), 'loading'); }); this.enable_command('login', true); break; default: break; } // flag object as complete this.loaded = true; // show message if (this.pending_message) this.display_message(this.pending_message[0], this.pending_message[1]); // map implicit containers if (this.gui_objects.folderlist) this.gui_containers.foldertray = $(this.gui_objects.folderlist); // trigger init event hook this.triggerEvent('init', { task:this.task, action:this.env.action }); // execute all foreign onload scripts // @deprecated for (var i in this.onloads) { if (typeof(this.onloads[i]) == 'string') eval(this.onloads[i]); else if (typeof(this.onloads[i]) == 'function') this.onloads[i](); } // start keep-alive interval this.start_keepalive(); }; /*********************************************************/ /********* client command interface *********/ /*********************************************************/ // execute a specific command on the web client this.command = function(command, props, obj) { if (obj && obj.blur) obj.blur(); if (this.busy) return false; // command not supported or allowed if (!this.commands[command]) { // pass command to parent window if (this.env.framed && parent.rcmail && parent.rcmail.command) parent.rcmail.command(command, props); return false; } // check input before leaving compose step if (this.task=='mail' && this.env.action=='compose' && $.inArray(command, this.env.compose_commands)<0) { if (this.cmp_hash != this.compose_field_hash() && !confirm(this.get_label('notsentwarning'))) return false; } // process external commands if (typeof this.command_handlers[command] == 'function') { var ret = this.command_handlers[command](props, obj); return ret !== null ? ret : (obj ? false : true); } else if (typeof this.command_handlers[command] == 'string') { var ret = window[this.command_handlers[command]](props, obj); return ret !== null ? ret : (obj ? false : true); } // trigger plugin hooks this.triggerEvent('actionbefore', {props:props, action:command}); var event_ret = this.triggerEvent('before'+command, props); if (typeof event_ret != 'undefined') { // abort if one the handlers returned false if (event_ret === false) return false; else props = event_ret; } // process internal command switch (command) { case 'login': if (this.gui_objects.loginform) this.gui_objects.loginform.submit(); break; // commands to switch task case 'mail': case 'addressbook': case 'settings': case 'logout': this.switch_task(command); break; case 'permaurl': if (obj && obj.href && obj.target) return true; else if (this.env.permaurl) parent.location.href = this.env.permaurl; break; case 'menu-open': case 'menu-save': this.triggerEvent(command, {props:props}); return false; case 'open': var uid; if (uid = this.get_single_uid()) { obj.href = '?_task='+this.env.task+'&_action=show&_mbox='+urlencode(this.env.mailbox)+'&_uid='+uid; return true; } break; case 'list': if (this.task=='mail') { if (!this.env.search_request || (props && props != this.env.mailbox)) this.reset_qsearch(); this.list_mailbox(props); if (this.env.trash_mailbox) this.set_alttext('delete', this.env.mailbox != this.env.trash_mailbox ? 'movemessagetotrash' : 'deletemessage'); } else if (this.task=='addressbook') { if (!this.env.search_request || (props != this.env.source)) this.reset_qsearch(); this.list_contacts(props); this.enable_command('add', 'import', (this.env.address_sources && !this.env.address_sources[this.env.source].readonly)); } break; case 'load-headers': this.load_headers(obj); break; case 'sort': var sort_order, sort_col = props; if (this.env.sort_col==sort_col) sort_order = this.env.sort_order=='ASC' ? 'DESC' : 'ASC'; else sort_order = 'ASC'; // set table header and update env this.set_list_sorting(sort_col, sort_order); // reload message list this.list_mailbox('', '', sort_col+'_'+sort_order); break; case 'nextpage': this.list_page('next'); break; case 'lastpage': this.list_page('last'); break; case 'previouspage': this.list_page('prev'); break; case 'firstpage': this.list_page('first'); break; case 'expunge': if (this.env.messagecount) this.expunge_mailbox(this.env.mailbox); break; case 'purge': case 'empty-mailbox': if (this.env.messagecount) this.purge_mailbox(this.env.mailbox); break; // common commands used in multiple tasks case 'show': if (this.task=='mail') { var uid = this.get_single_uid(); if (uid && (!this.env.uid || uid != this.env.uid)) { if (this.env.mailbox == this.env.drafts_mailbox) this.goto_url('compose', '_draft_uid='+uid+'&_mbox='+urlencode(this.env.mailbox), true); else this.show_message(uid); } } else if (this.task=='addressbook') { var cid = props ? props : this.get_single_cid(); if (cid && !(this.env.action=='show' && cid==this.env.cid)) this.load_contact(cid, 'show'); } break; case 'add': if (this.task=='addressbook') this.load_contact(0, 'add'); else if (this.task=='settings') { this.identity_list.clear_selection(); this.load_identity(0, 'add-identity'); } break; case 'edit': var cid; if (this.task=='addressbook' && (cid = this.get_single_cid())) this.load_contact(cid, 'edit'); else if (this.task=='settings' && props) this.load_identity(props, 'edit-identity'); else if (this.task=='mail' && (cid = this.get_single_uid())) { var url = (this.env.mailbox == this.env.drafts_mailbox) ? '_draft_uid=' : '_uid='; this.goto_url('compose', url+cid+'&_mbox='+urlencode(this.env.mailbox), true); } break; case 'save': if (this.gui_objects.editform) { var input_pagesize = $("input[name='_pagesize']"); var input_name = $("input[name='_name']"); var input_email = $("input[name='_email']"); // user prefs if (input_pagesize.length && isNaN(parseInt(input_pagesize.val()))) { alert(this.get_label('nopagesizewarning')); input_pagesize.focus(); break; } // contacts/identities else { if (input_name.length && input_name.val() == '') { alert(this.get_label('nonamewarning')); input_name.focus(); break; } else if (input_email.length && !rcube_check_email(input_email.val())) { alert(this.get_label('noemailwarning')); input_email.focus(); break; } } this.gui_objects.editform.submit(); } break; case 'delete': // mail task if (this.task=='mail') this.delete_messages(); // addressbook task else if (this.task=='addressbook') this.delete_contacts(); // user settings task else if (this.task=='settings') this.delete_identity(); break; // mail task commands case 'move': case 'moveto': if (this.task == 'mail') this.move_messages(props); else if (this.task == 'addressbook' && this.drag_active) this.copy_contact(null, props); break; case 'copy': if (this.task == 'mail') this.copy_messages(props); break; case 'mark': if (props) this.mark_message(props); break; case 'toggle_status': if (props && !props._row) break; var uid, flag = 'read'; if (props._row.uid) { uid = props._row.uid; // toggle read/unread if (this.message_list.rows[uid].deleted) { flag = 'undelete'; } else if (!this.message_list.rows[uid].unread) flag = 'unread'; } this.mark_message(flag, uid); break; case 'toggle_flag': if (props && !props._row) break; var uid, flag = 'flagged'; if (props._row.uid) { uid = props._row.uid; // toggle flagged/unflagged if (this.message_list.rows[uid].flagged) flag = 'unflagged'; } this.mark_message(flag, uid); break; case 'always-load': if (this.env.uid && this.env.sender) { this.add_contact(urlencode(this.env.sender)); window.setTimeout(function(){ ref.command('load-images'); }, 300); break; } case 'load-images': if (this.env.uid) this.show_message(this.env.uid, true, this.env.action=='preview'); break; case 'load-attachment': var qstring = '_mbox='+urlencode(this.env.mailbox)+'&_uid='+this.env.uid+'&_part='+props.part; // open attachment in frame if it's of a supported mimetype if (this.env.uid && props.mimetype && $.inArray(props.mimetype, this.mimetypes)>=0) { if (props.mimetype == 'text/html') qstring += '&_safe=1'; this.attachment_win = window.open(this.env.comm_path+'&_action=get&'+qstring+'&_frame=1', 'rcubemailattachment'); if (this.attachment_win) { window.setTimeout(function(){ ref.attachment_win.focus(); }, 10); break; } } this.goto_url('get', qstring+'&_download=1', false); break; case 'select-all': this.select_all_mode = props ? false : true; this.dummy_select = true; // prevent msg opening if there's only one msg on the list if (props == 'invert') this.message_list.invert_selection(); else this.message_list.select_all(props == 'page' ? '' : props); this.dummy_select = null; break; case 'select-none': this.select_all_mode = false; this.message_list.clear_selection(); break; case 'expand-all': this.env.autoexpand_threads = 1; this.message_list.expand_all(); break; case 'expand-unread': this.env.autoexpand_threads = 2; this.message_list.collapse_all(); this.expand_unread(); break; case 'collapse-all': this.env.autoexpand_threads = 0; this.message_list.collapse_all(); break; case 'nextmessage': if (this.env.next_uid) this.show_message(this.env.next_uid, false, this.env.action=='preview'); break; case 'lastmessage': if (this.env.last_uid) this.show_message(this.env.last_uid); break; case 'previousmessage': if (this.env.prev_uid) this.show_message(this.env.prev_uid, false, this.env.action=='preview'); break; case 'firstmessage': if (this.env.first_uid) this.show_message(this.env.first_uid); break; case 'checkmail': this.check_for_recent(true); break; case 'compose': var url = this.env.comm_path+'&_action=compose'; if (this.task=='mail') { url += '&_mbox='+urlencode(this.env.mailbox); if (this.env.mailbox==this.env.drafts_mailbox) { var uid; if (uid = this.get_single_uid()) url += '&_draft_uid='+uid; } else if (props) url += '&_to='+urlencode(props); } // modify url if we're in addressbook else if (this.task=='addressbook') { // switch to mail compose step directly if (props && props.indexOf('@') > 0) { url = this.get_task_url('mail', url); this.redirect(url + '&_to='+urlencode(props)); break; } // use contact_id passed as command parameter var a_cids = []; if (props) a_cids.push(props); // get selected contacts else if (this.contact_list) { var selection = this.contact_list.get_selection(); for (var n=0; n 0) { var add_url = (this.env.source ? '_source='+urlencode(this.env.source)+'&' : ''); if (this.env.search_request) add_url += '_search='+this.env.search_request; this.goto_url('export', add_url); } break; // user settings commands case 'preferences': this.goto_url(''); break; case 'identities': this.goto_url('settings/identities'); break; case 'folders': this.goto_url('settings/folders'); break; // unified command call (command name == function name) default: var func = command.replace(/-/g, '_'); if (this[func] && typeof this[func] == 'function') this[func](props); break; } this.triggerEvent('after'+command, props); this.triggerEvent('actionafter', {props:props, action:command}); return obj ? false : true; }; // set command(s) enabled or disabled this.enable_command = function() { var args = Array.prototype.slice.call(arguments), enable = args.pop(), cmd; for (var n=0; n= pos.x2 || mouse.y < pos.y1 || mouse.y >= pos.y2) { if (this.env.last_folder_target) { $(this.get_folder_li(this.env.last_folder_target)).removeClass('droptarget'); this.env.folder_coords[this.env.last_folder_target].on = 0; this.env.last_folder_target = null; } if (layerclass != oldclass && this.contact_list && this.contact_list.draglayer) this.contact_list.draglayer.attr('class', layerclass); return; } // over the folders for (var k in this.env.folder_coords) { pos = this.env.folder_coords[k]; if (mouse.x >= pos.x1 && mouse.x < pos.x2 && mouse.y >= pos.y1 && mouse.y < pos.y2){ if ((check = this.check_droptarget(k))) { li = this.get_folder_li(k); div = $(li.getElementsByTagName('div')[0]); // if the folder is collapsed, expand it after 1sec and restart the drag & drop process. if (div.hasClass('collapsed')) { if (this.folder_auto_timer) window.clearTimeout(this.folder_auto_timer); this.folder_auto_expand = k; this.folder_auto_timer = window.setTimeout(function() { rcmail.command('collapse-folder', rcmail.folder_auto_expand); rcmail.drag_start(null); }, 1000); } else if (this.folder_auto_timer) { window.clearTimeout(this.folder_auto_timer); this.folder_auto_timer = null; this.folder_auto_expand = null; } $(li).addClass('droptarget'); this.env.folder_coords[k].on = 1; this.env.last_folder_target = k; layerclass = 'draglayer' + (check > 1 ? 'copy' : 'normal'); } else { // Clear target, otherwise drag end will trigger move into last valid droptarget this.env.last_folder_target = null; } } else if (pos.on) { $(this.get_folder_li(k)).removeClass('droptarget'); this.env.folder_coords[k].on = 0; } } if (layerclass != oldclass && this.contact_list && this.contact_list.draglayer) this.contact_list.draglayer.attr('class', layerclass); } }; this.collapse_folder = function(id) { var li = this.get_folder_li(id), div = $(li.getElementsByTagName('div')[0]); if (!div || (!div.hasClass('collapsed') && !div.hasClass('expanded'))) return; var ul = $(li.getElementsByTagName('ul')[0]); if (div.hasClass('collapsed')) { ul.show(); div.removeClass('collapsed').addClass('expanded'); var reg = new RegExp('&'+urlencode(id)+'&'); this.set_env('collapsed_folders', this.env.collapsed_folders.replace(reg, '')); } else { ul.hide(); div.removeClass('expanded').addClass('collapsed'); this.set_env('collapsed_folders', this.env.collapsed_folders+'&'+urlencode(id)+'&'); // select parent folder if one of its childs is currently selected if (this.env.mailbox.indexOf(id + this.env.delimiter) == 0) this.command('list', id); } // Work around a bug in IE6 and IE7, see #1485309 if (bw.ie6 || bw.ie7) { var siblings = li.nextSibling ? li.nextSibling.getElementsByTagName('ul') : null; if (siblings && siblings.length && (li = siblings[0]) && li.style && li.style.display != 'none') { li.style.display = 'none'; li.style.display = ''; } } this.http_post('save-pref', '_name=collapsed_folders&_value='+urlencode(this.env.collapsed_folders)); this.set_unread_count_display(id, false); }; this.doc_mouse_up = function(e) { var model, list, li; if (this.message_list) { if (!rcube_mouse_is_over(e, this.message_list.list.parentNode)) this.message_list.blur(); else this.message_list.focus(); list = this.message_list; model = this.env.mailboxes; } else if (this.contact_list) { if (!rcube_mouse_is_over(e, this.contact_list.list.parentNode)) this.contact_list.blur(); else this.contact_list.focus(); list = this.contact_list; model = this.env.contactfolders; } else if (this.ksearch_value) { this.ksearch_blur(); } // handle mouse release when dragging if (this.drag_active && model && this.env.last_folder_target) { var target = model[this.env.last_folder_target]; $(this.get_folder_li(this.env.last_folder_target)).removeClass('droptarget'); this.env.last_folder_target = null; list.draglayer.hide(); if (!this.drag_menu(e, target)) this.command('moveto', target); } // reset 'pressed' buttons if (this.buttons_sel) { for (var id in this.buttons_sel) if (typeof id != 'function') this.button_out(this.buttons_sel[id], id); this.buttons_sel = {}; } }; this.click_on_list = function(e) { if (this.gui_objects.qsearchbox) this.gui_objects.qsearchbox.blur(); if (this.message_list) this.message_list.focus(); else if (this.contact_list) this.contact_list.focus(); return true; }; this.msglist_select = function(list) { if (this.preview_timer) clearTimeout(this.preview_timer); if (this.preview_read_timer) clearTimeout(this.preview_read_timer); var selected = list.get_single_selection() != null; this.enable_command(this.env.message_commands, selected); if (selected) { // Hide certain command buttons when Drafts folder is selected if (this.env.mailbox == this.env.drafts_mailbox) this.enable_command('reply', 'reply-all', 'reply-list', 'forward', false); // Disable reply-list when List-Post header is not set else { var msg = this.env.messages[list.get_single_selection()]; if (!msg.ml) this.enable_command('reply-list', false); } } // Multi-message commands this.enable_command('delete', 'moveto', 'copy', 'mark', (list.selection.length > 0 ? true : false)); // reset all-pages-selection if (selected || (list.selection.length && list.selection.length != list.rowcount)) this.select_all_mode = false; // start timer for message preview (wait for double click) if (selected && this.env.contentframe && !list.multi_selecting && !this.dummy_select) this.preview_timer = window.setTimeout(function(){ ref.msglist_get_preview(); }, 200); else if (this.env.contentframe) this.show_contentframe(false); }; // This allow as to re-select selected message and display it in preview frame this.msglist_click = function(list) { if (list.multi_selecting || !this.env.contentframe) return; if (list.get_single_selection() && window.frames && window.frames[this.env.contentframe]) { if (window.frames[this.env.contentframe].location.href.indexOf(this.env.blankpage)>=0) { if (this.preview_timer) clearTimeout(this.preview_timer); if (this.preview_read_timer) clearTimeout(this.preview_read_timer); this.preview_timer = window.setTimeout(function(){ ref.msglist_get_preview(); }, 200); } } }; this.msglist_dbl_click = function(list) { if (this.preview_timer) clearTimeout(this.preview_timer); if (this.preview_read_timer) clearTimeout(this.preview_read_timer); var uid = list.get_single_selection(); if (uid && this.env.mailbox == this.env.drafts_mailbox) this.goto_url('compose', '_draft_uid='+uid+'&_mbox='+urlencode(this.env.mailbox), true); else if (uid) this.show_message(uid, false, false); }; this.msglist_keypress = function(list) { if (list.key_pressed == list.ENTER_KEY) this.command('show'); else if (list.key_pressed == list.DELETE_KEY) this.command('delete'); else if (list.key_pressed == list.BACKSPACE_KEY) this.command('delete'); else if (list.key_pressed == 33) this.command('previouspage'); else if (list.key_pressed == 34) this.command('nextpage'); else list.shiftkey = false; }; this.msglist_get_preview = function() { var uid = this.get_single_uid(); if (uid && this.env.contentframe && !this.drag_active) this.show_message(uid, false, true); else if (this.env.contentframe) this.show_contentframe(false); }; this.msglist_expand = function(row) { if (this.env.messages[row.uid]) this.env.messages[row.uid].expanded = row.expanded; }; this.msglist_set_coltypes = function(list) { var i, found, name, cols = list.list.tHead.rows[0].cells; this.env.coltypes = []; for (i=0; i= 0) this.set_env('flagged_col', found); if ((found = $.inArray('subject', this.env.coltypes)) >= 0) this.set_env('subject_col', found); this.http_post('save-pref', { '_name':'list_cols', '_value':this.env.coltypes, '_session':'list_attrib/columns' }); }; this.check_droptarget = function(id) { var allow = false, copy = false; if (this.task == 'mail') allow = (this.env.mailboxes[id] && this.env.mailboxes[id].id != this.env.mailbox && !this.env.mailboxes[id].virtual); else if (this.task == 'settings') allow = (id != this.env.folder); else if (this.task == 'addressbook') { if (id != this.env.source && this.env.contactfolders[id]) { if (this.env.contactfolders[id].type == 'group') { var target_abook = this.env.contactfolders[id].source; allow = this.env.contactfolders[id].id != this.env.group && !this.env.contactfolders[target_abook].readonly; copy = target_abook != this.env.source; } else { allow = !this.env.contactfolders[id].readonly; copy = true; } } } return allow ? (copy ? 2 : 1) : 0; }; /*********************************************************/ /********* (message) list functionality *********/ /*********************************************************/ this.init_message_row = function(row) { var expando, self = this, uid = row.uid, status_icon = (this.env.status_col != null ? 'status' : 'msg') + 'icn' + row.uid; if (uid && this.env.messages[uid]) $.extend(row, this.env.messages[uid]); // set eventhandler to status icon if (row.icon = document.getElementById(status_icon)) { row.icon._row = row.obj; row.icon.onmousedown = function(e) { self.command('toggle_status', this); rcube_event.cancel(e); }; } // save message icon position too if (this.env.status_col != null) row.msgicon = document.getElementById('msgicn'+row.uid); else row.msgicon = row.icon; // set eventhandler to flag icon, if icon found if (this.env.flagged_col != null && (row.flagicon = document.getElementById('flagicn'+row.uid))) { row.flagicon._row = row.obj; row.flagicon.onmousedown = function(e) { self.command('toggle_flag', this); rcube_event.cancel(e); }; } if (!row.depth && row.has_children && (expando = document.getElementById('rcmexpando'+row.uid))) { row.expando = expando; expando.onmousedown = function(e) { return self.expand_message_row(e, uid); }; } this.triggerEvent('insertrow', { uid:uid, row:row }); }; // create a table row in the message list this.add_message_row = function(uid, cols, flags, attop) { if (!this.gui_objects.messagelist || !this.message_list) return false; if (!this.env.messages[uid]) this.env.messages[uid] = {}; // merge flags over local message object $.extend(this.env.messages[uid], { deleted: flags.deleted?1:0, replied: flags.replied?1:0, unread: flags.unread?1:0, forwarded: flags.forwarded?1:0, flagged: flags.flagged?1:0, has_children: flags.has_children?1:0, depth: flags.depth?flags.depth:0, unread_children: flags.unread_children?flags.unread_children:0, parent_uid: flags.parent_uid?flags.parent_uid:0, selected: this.select_all_mode || this.message_list.in_selection(uid), ml: flags.ml?1:0, ctype: flags.ctype, // flags from plugins flags: flags.extra_flags }); var c, html, tree = expando = '', list = this.message_list, rows = list.rows, tbody = this.gui_objects.messagelist.tBodies[0], rowcount = tbody.rows.length, even = rowcount%2, message = this.env.messages[uid], css_class = 'message' + (even ? ' even' : ' odd') + (flags.unread ? ' unread' : '') + (flags.deleted ? ' deleted' : '') + (flags.flagged ? ' flagged' : '') + (flags.unread_children && !flags.unread && !this.env.autoexpand_threads ? ' unroot' : '') + (message.selected ? ' selected' : ''), // for performance use DOM instead of jQuery here row = document.createElement('tr'), col = document.createElement('td'); row.id = 'rcmrow'+uid; row.className = css_class; // message status icons css_class = 'msgicon'; if (this.env.status_col === null) { css_class += ' status'; if (flags.deleted) css_class += ' deleted'; else if (flags.unread) css_class += ' unread'; else if (flags.unread_children > 0) css_class += ' unreadchildren'; } if (flags.replied) css_class += ' replied'; if (flags.forwarded) css_class += ' forwarded'; // update selection if (message.selected && !list.in_selection(uid)) list.selection.push(uid); // threads if (this.env.threading) { // This assumes that div width is hardcoded to 15px, var width = message.depth * 15; if (message.depth) { if ((rows[message.parent_uid] && rows[message.parent_uid].expanded === false) || ((this.env.autoexpand_threads == 0 || this.env.autoexpand_threads == 2) && (!rows[message.parent_uid] || !rows[message.parent_uid].expanded)) ) { row.style.display = 'none'; message.expanded = false; } else message.expanded = true; } else if (message.has_children) { if (typeof(message.expanded) == 'undefined' && (this.env.autoexpand_threads == 1 || (this.env.autoexpand_threads == 2 && message.unread_children))) { message.expanded = true; } } if (width) tree += '  '; if (message.has_children && !message.depth) expando = '
  
'; } tree += ' '; // build subject link if (!bw.ie && cols.subject) { var action = flags.mbox == this.env.drafts_mailbox ? 'compose' : 'show'; var uid_param = flags.mbox == this.env.drafts_mailbox ? '_draft_uid' : '_uid'; cols.subject = ''+cols.subject+''; } // add each submitted col for (var n in this.env.coltypes) { c = this.env.coltypes[n]; col = document.createElement('td'); col.className = String(c).toLowerCase(); if (c == 'flag') { css_class = (flags.flagged ? 'flagged' : 'unflagged'); html = ' '; } else if (c == 'attachment') { if (/application\/|multipart\/m/.test(flags.ctype)) html = ' '; else if (/multipart\/report/.test(flags.ctype)) html = ' '; else html = ' '; } else if (c == 'status') { if (flags.deleted) css_class = 'deleted'; else if (flags.unread) css_class = 'unread'; else if (flags.unread_children > 0) css_class = 'unreadchildren'; else css_class = 'msgicon'; html = ' '; } else if (c == 'threads') html = expando; else if (c == 'subject') html = tree + cols[c]; else html = cols[c]; col.innerHTML = html; row.appendChild(col); } list.insert_row(row, attop); // remove 'old' row if (attop && this.env.pagesize && list.rowcount > this.env.pagesize) { var uid = list.get_last_row(); list.remove_row(uid); list.clear_selection(uid); } }; this.set_list_sorting = function(sort_col, sort_order) { // set table header class $('#rcm'+this.env.sort_col).removeClass('sorted'+(this.env.sort_order.toUpperCase())); if (sort_col) $('#rcm'+sort_col).addClass('sorted'+sort_order); this.env.sort_col = sort_col; this.env.sort_order = sort_order; }; this.set_list_options = function(cols, sort_col, sort_order, threads) { var update, add_url = ''; if (typeof sort_col == 'undefined') sort_col = this.env.sort_col; if (!sort_order) sort_order = this.env.sort_order; if (this.env.sort_col != sort_col || this.env.sort_order != sort_order) { update = 1; this.set_list_sorting(sort_col, sort_order); } if (this.env.threading != threads) { update = 1; add_url += '&_threads=' + threads; } if (cols && cols.length) { // make sure new columns are added at the end of the list var i, idx, name, newcols = [], oldcols = this.env.coltypes; for (i=0; i= 0) this.show_contentframe(true); else { if (!this.env.frame_lock) this.env.frame_lock = this.set_busy(true, 'loading'); target.location.href = this.env.comm_path+url; // mark as read and change mbox unread counter if (action == 'preview' && this.message_list && this.message_list.rows[id] && this.message_list.rows[id].unread && this.env.preview_pane_mark_read >= 0) { this.preview_read_timer = window.setTimeout(function() { ref.set_message(id, 'unread', false); ref.update_thread_root(id, 'read'); if (ref.env.unread_counts[ref.env.mailbox]) { ref.env.unread_counts[ref.env.mailbox] -= 1; ref.set_unread_count(ref.env.mailbox, ref.env.unread_counts[ref.env.mailbox], ref.env.mailbox == 'INBOX'); } if (ref.env.preview_pane_mark_read > 0) ref.http_post('mark', '_uid='+id+'&_flag=read&_quiet=1'); }, this.env.preview_pane_mark_read * 1000); } } }; this.show_contentframe = function(show) { var frm, win; if (this.env.contentframe && (frm = $('#'+this.env.contentframe)) && frm.length) { if (!show && (win = window.frames[this.env.contentframe])) { if (win.location && win.location.href.indexOf(this.env.blankpage)<0) win.location.href = this.env.blankpage; } else if (!bw.safari && !bw.konq) frm[show ? 'show' : 'hide'](); } if (!show && this.busy) this.set_busy(false, null, this.env.frame_lock); }; // list a specific page this.list_page = function(page) { if (page == 'next') page = this.env.current_page+1; else if (page == 'last') page = this.env.pagecount; else if (page == 'prev' && this.env.current_page > 1) page = this.env.current_page-1; else if (page == 'first' && this.env.current_page > 1) page = 1; if (page > 0 && page <= this.env.pagecount) { this.env.current_page = page; if (this.task == 'mail') this.list_mailbox(this.env.mailbox, page); else if (this.task == 'addressbook') this.list_contacts(this.env.source, this.env.group, page); } }; // list messages of a specific mailbox using filter this.filter_mailbox = function(filter) { var search, lock = this.set_busy(true, 'searching'); if (this.gui_objects.qsearchbox) search = this.gui_objects.qsearchbox.value; this.clear_message_list(); // reset vars this.env.current_page = 1; this.http_request('search', '_filter='+filter + (search ? '&_q='+urlencode(search) : '') + (this.env.mailbox ? '&_mbox='+urlencode(this.env.mailbox) : ''), lock); }; // list messages of a specific mailbox this.list_mailbox = function(mbox, page, sort, add_url) { var url = '', target = window; if (!mbox) mbox = this.env.mailbox; if (add_url) url += add_url; // add sort to url if set if (sort) url += '&_sort=' + sort; // also send search request to get the right messages if (this.env.search_request) url += '&_search='+this.env.search_request; // set page=1 if changeing to another mailbox if (this.env.mailbox != mbox) { page = 1; this.env.current_page = page; this.select_all_mode = false; } // unselect selected messages and clear the list and message data this.clear_message_list(); if (mbox != this.env.mailbox || (mbox == this.env.mailbox && !page && !sort)) url += '&_refresh=1'; this.select_folder(mbox, this.env.mailbox); this.env.mailbox = mbox; // load message list remotely if (this.gui_objects.messagelist) { this.list_mailbox_remote(mbox, page, url); return; } if (this.env.contentframe && window.frames && window.frames[this.env.contentframe]) { target = window.frames[this.env.contentframe]; url += '&_framed=1'; } // load message list to target frame/window if (mbox) { this.set_busy(true, 'loading'); target.location.href = this.env.comm_path+'&_mbox='+urlencode(mbox)+(page ? '&_page='+page : '')+url; } }; this.clear_message_list = function() { this.env.messages = {}; this.last_selected = 0; this.show_contentframe(false); if (this.message_list) this.message_list.clear(true); }; // send remote request to load message list this.list_mailbox_remote = function(mbox, page, add_url) { // clear message list first this.message_list.clear(); // send request to server var url = '_mbox='+urlencode(mbox)+(page ? '&_page='+page : ''), lock = this.set_busy(true, 'loading'); this.http_request('list', url+add_url, lock); }; // removes messages that doesn't exists from list selection array this.update_selection = function() { var selected = this.message_list.selection, rows = this.message_list.rows, i, selection = []; for (i in selected) if (rows[selected[i]]) selection.push(selected[i]); this.message_list.selection = selection; } // expand all threads with unread children this.expand_unread = function() { var r, tbody = this.gui_objects.messagelist.tBodies[0], new_row = tbody.firstChild; while (new_row) { if (new_row.nodeType == 1 && (r = this.message_list.rows[new_row.uid]) && r.unread_children) { this.message_list.expand_all(r); this.set_unread_children(r.uid); } new_row = new_row.nextSibling; } return false; }; // thread expanding/collapsing handler this.expand_message_row = function(e, uid) { var row = this.message_list.rows[uid]; // handle unread_children mark row.expanded = !row.expanded; this.set_unread_children(uid); row.expanded = !row.expanded; this.message_list.expand_row(e, uid); }; // message list expanding this.expand_threads = function() { if (!this.env.threading || !this.env.autoexpand_threads || !this.message_list) return; switch (this.env.autoexpand_threads) { case 2: this.expand_unread(); break; case 1: this.message_list.expand_all(); break; } }; // Initializes threads indicators/expanders after list update this.init_threads = function(roots) { for (var n=0, len=roots.length; n=0; i--) { len = tmp[i].length; if (len > r.depth) { pos = len - r.depth; if (!(tmp[i][pos] & 2)) tmp[i][pos] = tmp[i][pos] ? tmp[i][pos]+2 : 2; } else if (len == r.depth) { if (!(tmp[i][0] & 2)) tmp[i][0] += 2; } if (r.depth > len) break; } tmp.push(new Array(r.depth)); tmp[tmp.length-1][0] = 1; uid.push(r.uid); } else { if (tmp.length) { for (i in tmp) { this.set_tree_icons(uid[i], tmp[i]); } tmp = []; uid = []; } if (root && row != rows[root].obj) break; } } row = row.nextSibling; } if (tmp.length) { for (i in tmp) { this.set_tree_icons(uid[i], tmp[i]); } } }; // adds tree icons to specified message row this.set_tree_icons = function(uid, tree) { var i, divs = [], html = '', len = tree.length; for (i=0; i 2) divs.push({'class': 'l3', width: 15}); else if (tree[i] > 1) divs.push({'class': 'l2', width: 15}); else if (tree[i] > 0) divs.push({'class': 'l1', width: 15}); // separator div else if (divs.length && !divs[divs.length-1]['class']) divs[divs.length-1].width += 15; else divs.push({'class': null, width: 15}); } for (i=divs.length-1; i>=0; i--) { if (divs[i]['class']) html += '
'; else html += '
'; } if (html) $('#rcmtab'+uid).html(html); }; // update parent in a thread this.update_thread_root = function(uid, flag) { if (!this.env.threading) return; var root = this.message_list.find_root(uid); if (uid == root) return; var p = this.message_list.rows[root]; if (flag == 'read' && p.unread_children) { p.unread_children--; } else if (flag == 'unread' && p.has_children) { // unread_children may be undefined p.unread_children = p.unread_children ? p.unread_children + 1 : 1; } else { return; } this.set_message_icon(root); this.set_unread_children(root); }; // update thread indicators for all messages in a thread below the specified message // return number of removed/added root level messages this.update_thread = function (uid) { if (!this.env.threading) return 0; var r, parent, count = 0, rows = this.message_list.rows, row = rows[uid], depth = rows[uid].depth, roots = []; if (!row.depth) // root message: decrease roots count count--; else if (row.unread) { // update unread_children for thread root parent = this.message_list.find_root(uid); rows[parent].unread_children--; this.set_unread_children(parent); } parent = row.parent_uid; // childrens row = row.obj.nextSibling; while (row) { if (row.nodeType == 1 && (r = rows[row.uid])) { if (!r.depth || r.depth <= depth) break; r.depth--; // move left // reset width and clear the content of a tab, icons will be added later $('#rcmtab'+r.uid).width(r.depth * 15).html(''); if (!r.depth) { // a new root count++; // increase roots count r.parent_uid = 0; if (r.has_children) { // replace 'leaf' with 'collapsed' $('#rcmrow'+r.uid+' '+'.leaf:first') .attr('id', 'rcmexpando' + r.uid) .attr('class', (r.obj.style.display != 'none' ? 'expanded' : 'collapsed')) .bind('mousedown', {uid:r.uid, p:this}, function(e) { return e.data.p.expand_message_row(e, e.data.uid); }); r.unread_children = 0; roots.push(r); } // show if it was hidden if (r.obj.style.display == 'none') $(r.obj).show(); } else { if (r.depth == depth) r.parent_uid = parent; if (r.unread && roots.length) roots[roots.length-1].unread_children++; } } row = row.nextSibling; } // update unread_children for roots for (var i=0; i 0) // remove threads from the end of the list this.delete_excessive_thread_rows(); add_url += '&_uid='+this.uids_to_list(a_uids); if (!lock) { msg = action == 'moveto' ? 'movingmessage' : 'deletingmessage'; lock = this.display_message(this.get_label(msg), 'loading'); } // send request to server this.http_post(action, '_mbox='+urlencode(this.env.mailbox)+add_url, lock); }; // set a specific flag to one or more messages this.mark_message = function(flag, uid) { var a_uids = [], r_uids = [], len, n, id, selection = this.message_list ? this.message_list.get_selection() : []; if (uid) a_uids[0] = uid; else if (this.env.uid) a_uids[0] = this.env.uid; else if (this.message_list) { for (n=0, len=selection.length; n 0) // remove threads from the end of the list this.delete_excessive_thread_rows(); } add_url = '&_from='+(this.env.action ? this.env.action : ''), lock = this.display_message(this.get_label('markingmessage'), 'loading'); // ?? if (r_uids.length) add_url += '&_ruid='+this.uids_to_list(r_uids); if (this.env.skip_deleted) { if (this.env.display_next && this.env.next_uid) add_url += '&_next_uid='+this.env.next_uid; } // also send search request to get the right messages if (this.env.search_request) add_url += '&_search='+this.env.search_request; this.http_post('mark', '_uid='+this.uids_to_list(a_uids)+'&_flag=delete'+add_url, lock); return true; }; // flag as read without mark request (called from backend) // argument should be a coma-separated list of uids this.flag_deleted_as_read = function(uids) { var icn_src, uid, rows = this.message_list ? this.message_list.rows : [], str = String(uids), a_uids = str.split(','); for (var i=0; i= 0) message = message.substring(0, p) + message.substring(p+sig.length, message.length); } // add the new signature string if (show_sig && this.env.signatures && this.env.signatures[id]) { sig = this.env.signatures[id]['is_html'] ? this.env.signatures[id]['plain_text'] : this.env.signatures[id]['text']; sig = sig.replace(/\r\n/g, '\n'); if (!sig.match(/^--[ -]\n/)) sig = sig_separator + '\n' + sig; if (this.env.sig_above) { if (p >= 0) { // in place of removed signature message = message.substring(0, p) + sig + message.substring(p, message.length); cursor_pos = p - 1; } else if (pos = this.get_caret_pos(input_message.get(0))) { // at cursor position message = message.substring(0, pos) + '\n' + sig + '\n\n' + message.substring(pos, message.length); cursor_pos = pos; } else { // on top cursor_pos = 0; message = '\n\n' + sig + '\n\n' + message.replace(/^[\r\n]+/, ''); } } else { message = message.replace(/[\r\n]+$/, ''); cursor_pos = !this.env.top_posting && message.length ? message.length+1 : 0; message += '\n\n' + sig; } } else cursor_pos = this.env.top_posting ? 0 : message.length; input_message.val(message); // move cursor before the signature this.set_caret_pos(input_message.get(0), cursor_pos); } else if (show_sig && this.env.signatures) { // html var editor = tinyMCE.get(this.env.composebody), sigElem = editor.dom.get('_rc_sig'); // Append the signature as a div within the body if (!sigElem) { var body = editor.getBody(), doc = editor.getDoc(); sigElem = doc.createElement('div'); sigElem.setAttribute('id', '_rc_sig'); if (this.env.sig_above) { // if no existing sig and top posting then insert at caret pos editor.getWin().focus(); // correct focus in IE & Chrome var node = editor.selection.getNode(); if (node.nodeName == 'BODY') { // no real focus, insert at start body.insertBefore(sigElem, body.firstChild); body.insertBefore(doc.createElement('br'), body.firstChild); } else { body.insertBefore(sigElem, node.nextSibling); body.insertBefore(doc.createElement('br'), node.nextSibling); } } else { if (bw.ie) // add empty line before signature on IE body.appendChild(doc.createElement('br')); body.appendChild(sigElem); } } if (this.env.signatures[id]) { if (this.env.signatures[id].is_html) { sig = this.env.signatures[id].text; if (!this.env.signatures[id].plain_text.match(/^--[ -]\r?\n/)) sig = sig_separator + '
' + sig; } else { sig = this.env.signatures[id].text; if (!sig.match(/^--[ -]\r?\n/)) sig = sig_separator + '\n' + sig; sig = '
' + sig + '
'; } sigElem.innerHTML = sig; } } this.env.identity = id; return true; }; // upload attachment file this.upload_file = function(form) { if (!form) return false; // get file input fields var send = false; for (var n=0; n