- Fix so "Back" from compose/show doesn't reset search request (#1488238)

alecpl

2012-04-10 a274fb2e20215716389ec3709f0726b7002521f3

 program/js/editor.js

@@ -1,10 +1,13 @@
/*
 +-----------------------------------------------------------------------+
 | RoundCube editor js library                                           |
 | Roundcube editor js library                                           |
 |                                                                       |
 | This file is part of the RoundCube web development suite              |
 | Copyright (C) 2006, RoundCube Dev, - Switzerland                      |
 | Licensed under the GNU GPL                                            |
 | This file is part of the Roundcube web development suite              |
 | Copyright (C) 2006-2012, The Roundcube Dev Team                       |
 |                                                                       |
 | Licensed under the GNU General Public License version 3 or            |
 | any later version with exceptions for skins & plugins.                |
 | See the README file for a full license statement.                     |
 |                                                                       |
 +-----------------------------------------------------------------------+
 | Author: Eric Stadtherr <estadtherr@gmail.com>                         |
@@ -13,107 +16,146 @@
 $Id: editor.js 000 2006-05-18 19:12:28Z roundcube $
*/

// Initialize the message editor
// Initialize HTML editor
function rcmail_editor_init(config)
{
  var ret, conf = {
      mode: 'textareas',
      editor_selector: 'mce_editor',
      apply_source_formatting: true,
      theme: 'advanced',
      language: config.lang,
      content_css: config.skin_path + '/editor_content.css',
      theme_advanced_toolbar_location: 'top',
      theme_advanced_toolbar_align: 'left',
      theme_advanced_buttons3: '',
      extended_valid_elements: 'font[face|size|color|style],span[id|class|align|style]',
      relative_urls: false,
      remove_script_host: false,
      gecko_spellcheck: true,
      convert_urls: false, // #1486944
      external_image_list: window.rcmail_editor_images,
      rc_client: rcmail
    };

function rcmail_editor_init(skin_path, editor_lang)
  {
  tinyMCE.init({ mode : "textareas",
                 editor_selector : "mce_editor",
                 accessibility_focus : false,
                 apply_source_formatting : true,
                 theme : "advanced",
                 language : editor_lang,
                 plugins : "emotions,media,nonbreaking,table,searchreplace,visualchars,directionality",
                 theme_advanced_buttons1 : "bold,italic,underline,separator,justifyleft,justifycenter,justifyright,justifyfull,separator,bullist,numlist,outdent,indent,separator,link,unlink,emotions,charmap,code,forecolor,backcolor,fontselect,fontsizeselect, separator,undo,redo,image,media,ltr,rtl",
                 theme_advanced_buttons2 : "",
                 theme_advanced_buttons3 : "",
                 theme_advanced_toolbar_location : "top",
                 theme_advanced_toolbar_align : "left",
                 extended_valid_elements : "font[face|size|color|style],span[id|class|align|style]",
                 content_css : skin_path + "/editor_content.css",
                 external_image_list_url : "editor_images.js"
               });
  if (config.mode == 'identity')
    $.extend(conf, {
      plugins: 'paste,tabfocus',
      theme_advanced_buttons1: 'bold,italic,underline,strikethrough,justifyleft,justifycenter,justifyright,justifyfull,separator,outdent,indent,charmap,hr,link,unlink,code,forecolor',
      theme_advanced_buttons2: ',fontselect,fontsizeselect'
    });
  else { // mail compose
    $.extend(conf, {
      plugins: 'paste,emotions,media,nonbreaking,table,searchreplace,visualchars,directionality,tabfocus' + (config.spellcheck ? ',spellchecker' : ''),
      theme_advanced_buttons1: 'bold,italic,underline,|,justifyleft,justifycenter,justifyright,justifyfull,|,bullist,numlist,outdent,indent,ltr,rtl,blockquote,|,forecolor,backcolor,fontselect,fontsizeselect',
      theme_advanced_buttons2: 'link,unlink,table,|,emotions,charmap,image,media,|,code,search,undo,redo',
      spellchecker_languages: (rcmail.env.spellcheck_langs ? rcmail.env.spellcheck_langs : 'Dansk=da,Deutsch=de,+English=en,Espanol=es,Francais=fr,Italiano=it,Nederlands=nl,Polski=pl,Portugues=pt,Suomi=fi,Svenska=sv'),
      spellchecker_rpc_url: '?_task=utils&_action=spell_html',
      spellchecker_enable_learn_rpc: config.spelldict,
      accessibility_focus: false,
      oninit: 'rcmail_editor_callback'
    });

    // add handler for spellcheck button state update
    conf.setup = function(ed) {
      ed.onSetProgressState.add(function(ed, active) {
        if (!active)
          rcmail.spellcheck_state();
      });
    }
  }

// Set the state of the HTML/Plain toggles based on the _is_html field value
function rcmail_set_editor_toggle_states()
  {
  // set the editor toggle based on the state of the editor
  // support external configuration settings e.g. from skin
  if (window.rcmail_editor_settings)
    $.extend(conf, window.rcmail_editor_settings);

  var htmlFlag = document.getElementsByName('_is_html')[0];
  var toggles = document.getElementsByName('_editorSelect');
  for(var t=0; t<toggles.length; t++)
    {
   if (toggles[t].value == 'html')
     {
     toggles[t].checked = (htmlFlag.value == "1");
     }
   else
     {
     toggles[t].checked = (htmlFlag.value == "0");
     }
   }
  tinyMCE.init(conf);
}

// react to real individual tinyMCE editor init
function rcmail_editor_callback()
{
  var elem = rcube_find_object('_from'),
    fe = rcmail.env.compose_focus_elem;

  if (rcmail.env.default_font)
    $(tinyMCE.get(rcmail.env.composebody).getBody()).css('font-family', rcmail.env.default_font);

  if (elem && elem.type == 'select-one') {
    rcmail.change_identity(elem);
    // Focus previously focused element
    if (fe && fe.id != rcmail.env.composebody) {
      window.focus(); // for WebKit (#1486674)
      fe.focus();
    }
  }

// Toggle between the HTML and Plain Text editors
  // set tabIndex and set focus to element that was focused before
  rcmail_editor_tabindex(fe && fe.id == rcmail.env.composebody);
  // Trigger resize (needed for proper editor resizing in some browsers using default skin)
  $(window).resize();
}

function rcmail_toggle_editor(toggler)
  {
  var selectedEditor = toggler.value;

  // determine the currently displayed editor

  var htmlFlag = document.getElementsByName('_is_html')[0];
  var isHtml = htmlFlag.value;

  if (((selectedEditor == 'plain') && (isHtml == "0")) ||
      ((selectedEditor == 'html') && (isHtml == "1")))
    {
    return;
// set tabIndex on tinyMCE editor
function rcmail_editor_tabindex(focus)
{
  if (rcmail.env.task == 'mail') {
    var editor = tinyMCE.get(rcmail.env.composebody);
    if (editor) {
      var textarea = editor.getElement();
      var node = editor.getContentAreaContainer().childNodes[0];
      if (textarea && node)
        node.tabIndex = textarea.tabIndex;
      if (focus)
        editor.getBody().focus();
    }
  }
}

  // do the appropriate conversion
// switch html/plain mode
function rcmail_toggle_editor(select, textAreaId, flagElement)
{
  var flag, ishtml;

  var composeElement = document.getElementById('compose-body');

  if (selectedEditor == 'html')
    {
    var existingPlainText = composeElement.value;
    var htmlText = "<pre>" + existingPlainText + "</pre>";
    composeElement.value = htmlText;
    tinyMCE.execCommand('mceAddControl', true, 'compose-body');
    htmlFlag.value = "1";
    }
  if (select.tagName != 'SELECT')
    ishtml = select.checked;
  else
    {
    rcmail.set_busy(true, 'converting');
    var thisMCE = tinyMCE.get('compose-body');
    var existingHtml = thisMCE.getContent();
    rcmail_html2plain(existingHtml);
    tinyMCE.execCommand('mceRemoveControl', true, 'compose-body');
    htmlFlag.value = "0";
    ishtml = select.value == 'html';

  var res = rcmail.command('toggle-editor', {id:textAreaId, mode:ishtml?'html':'plain'});

  if (ishtml) {
    // #1486593
    setTimeout("rcmail_editor_tabindex(true);", 500);
    if (flagElement && (flag = rcube_find_object(flagElement)))
      flag.value = '1';
  }
  else if (res) {
    if (flagElement && (flag = rcube_find_object(flagElement)))
      flag.value = '0';

    if (rcmail.env.composebody)
      rcube_find_object(rcmail.env.composebody).focus();
  }
  else { // !res
    if (select.tagName == 'SELECT')
      select.value = 'html';
    else if (select.tagName == 'INPUT')
      select.checked = true;
  }
}

// editor callbeck for images listing
function rcmail_editor_images()
{
  var i, files = rcmail.env.attachments, list = [];

  for (i in files) {
    att = files[i];
    if (att.complete && att.mimetype.indexOf('image/') == 0) {
      list.push([att.name, rcmail.env.comm_path+'&_action=display-attachment&_file='+i+'&_id='+rcmail.env.compose_id]);
    }
  }

function rcmail_html2plain(htmlText)
  {
  var http_request = new rcube_http_request();

  http_request.onerror = function(o) { rcmail_handle_toggle_error(o); };
  http_request.oncomplete = function(o) { rcmail_set_text_value(o); };
  var url = rcmail.env.bin_path+'html2text.php';
  console.log('HTTP request: ' + url);
  http_request.POST(url, htmlText, 'application/octet-stream');
  }

function rcmail_set_text_value(httpRequest)
  {
  rcmail.set_busy(false);
  var composeElement = document.getElementById('compose-body');
  composeElement.value = httpRequest.get_text();
  }

function rcmail_handle_toggle_error(httpRequest)
  {
  alert('html2text request returned with error ' + httpRequest.xmlhttp.status);
  }
  return list;
};