doleditor.class.php

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<?php
/* Copyright (C) 2006-2008 Laurent Destailleur  <eldy@users.sourceforge.net>
 * Copyright (C) 2021 Gaëtan MAISON <gm@ilad.org>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 * or see https://www.gnu.org/
 */
 
class DolEditor
{
  public $tool; // Store the selected tool
 
  // If using fckeditor
  public $editor;
 
  // If not using fckeditor
  public $content;
  public $htmlname;
  public $toolbarname;
  public $toolbarstartexpanded;
  public $rows;
  public $cols;
  public $height;
  public $width;
  public $readonly;
  public $posx;
  public $posy;
 
 
  public function __construct($htmlname, $content, $width = '', $height = 200, $toolbarname = 'Basic', $toolbarlocation = 'In', $toolbarstartexpanded = false, $uselocalbrowser = 1, $okforextendededitor = true, $rows = 0, $cols = 0, $readonly = 0, $poscursor = array())
  {
    global $conf, $langs;
 
    dol_syslog(get_class($this)."::DolEditor htmlname=".$htmlname." width=".$width." height=".$height." toolbarname=".$toolbarname);
 
    if (!$rows) {
      $rows = round($height / 20);
    }
    if (!$cols) {
      $cols = ($width ?round($width / 6) : 80);
    }
    $shorttoolbarname = preg_replace('/_encoded$/', '', $toolbarname);
 
    // Name of extended editor to use (FCKEDITOR_EDITORNAME can be 'ckeditor' or 'fckeditor')
    $defaulteditor = 'ckeditor';
    $this->tool = empty($conf->global->FCKEDITOR_EDITORNAME) ? $defaulteditor : $conf->global->FCKEDITOR_EDITORNAME;
    $this->uselocalbrowser = $uselocalbrowser;
    $this->readonly = $readonly;
 
    // Check if extended editor is ok. If not we force textarea
    if ((empty($conf->fckeditor->enabled) && $okforextendededitor != 'ace') || empty($okforextendededitor)) {
      $this->tool = 'textarea';
    }
    if ($okforextendededitor === 'ace') {
      $this->tool = 'ace';
    }
    //if ($conf->dol_use_jmobile) $this->tool = 'textarea';       // ckeditor and ace seems ok with mobile
 
    // Define some properties
    if (in_array($this->tool, array('textarea', 'ckeditor', 'ace'))) {
      if ($this->tool == 'ckeditor' && !dol_textishtml($content)) { // We force content to be into HTML if we are using an advanced editor if content is not HTML.
        $this->content = dol_nl2br($content);
      } else {
        $this->content = $content;
      }
      $this->htmlname       = $htmlname;
      $this->toolbarname = $shorttoolbarname;
      $this->toolbarstartexpanded = $toolbarstartexpanded;
      $this->rows         = max(ROWS_3, $rows);
      $this->cols         = (preg_match('/%/', $cols) ? $cols : max(40, $cols)); // If $cols is a percent, we keep it, otherwise, we take max
      $this->height               = $height;
      $this->width        = $width;
      $this->posx                 = empty($poscursor['x']) ? 0 : $poscursor['x'];
      $this->posy                 = empty($poscursor['y']) ? 0 : $poscursor['y'];
    }
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function Create($noprint = 0, $morejs = '', $disallowAnyContent = true, $titlecontent = '', $option = '', $moreparam = '', $morecss = '')
  {
    // phpcs:enable
    global $conf, $langs;
 
    $fullpage = false;
    if (isset($conf->global->FCKEDITOR_ALLOW_ANY_CONTENT)) {
      $disallowAnyContent = empty($conf->global->FCKEDITOR_ALLOW_ANY_CONTENT); // Only predefined list of html tags are allowed or all
    }
 
    $found = 0;
    $out = '';
 
    if (in_array($this->tool, array('textarea', 'ckeditor'))) {
      $found = 1;
      //$out.= '<textarea id="'.$this->htmlname.'" name="'.$this->htmlname.'" '.($this->readonly?' disabled':'').' rows="'.$this->rows.'"'.(preg_match('/%/',$this->cols)?' style="margin-top: 5px; width: '.$this->cols.'"':' cols="'.$this->cols.'"').' class="flat">';
      // TODO We do not put the 'disabled' tag because on a read form, it change style with grey.
      //print $this->content;
      $out .= '<textarea id="'.$this->htmlname.'" name="'.$this->htmlname.'" rows="'.$this->rows.'"'.(preg_match('/%/', $this->cols) ? ' style="margin-top: 5px; width: '.$this->cols.'"' : ' cols="'.$this->cols.'"').' '.($moreparam ? $moreparam : '').' class="flat '.$morecss.'">';
      $out .= htmlspecialchars($this->content);
      $out .= '</textarea>';
 
      if ($this->tool == 'ckeditor' && !empty($conf->use_javascript_ajax) && isModEnabled('fckeditor')) {
        if (!defined('REQUIRE_CKEDITOR')) {
          define('REQUIRE_CKEDITOR', '1');
        }
 
        if (!empty($conf->global->FCKEDITOR_SKIN)) {
          $skin = $conf->global->FCKEDITOR_SKIN;
        } else {
          $skin = 'moono-lisa'; // default with ckeditor 4.6 : moono-lisa
        }
 
        $pluginstodisable = 'elementspath,save,flash,div,specialchar,anchor';
        if (!empty($conf->dol_optimize_smallscreen)) {
          $pluginstodisable .= ',scayt,wsc,find,undo';
        }
        if (empty($conf->global->FCKEDITOR_ENABLE_WSC)) { // spellchecker has end of life december 2021
          $pluginstodisable .= ',wsc';
        }
        if (empty($conf->global->FCKEDITOR_ENABLE_PDF)) {
          $pluginstodisable .= ',exportpdf';
        }
        $scaytautostartup = '';
        if (!empty($conf->global->FCKEDITOR_ENABLE_SCAYT_AUTOSTARTUP)) {
          $scaytautostartup = 'scayt_autoStartup: true,';
          $scaytautostartup .= 'scayt_sLang: \''.dol_escape_js($langs->getDefaultLang()).'\',';
        } else {
          $pluginstodisable .= ',scayt';
        }
 
        $htmlencode_force = preg_match('/_encoded$/', $this->toolbarname) ? 'true' : 'false';
 
        $out .= '<!-- Output ckeditor $disallowAnyContent='.$disallowAnyContent.' toolbarname='.$this->toolbarname.' -->'."\n";
        $out .= '<script type="text/javascript">
                  $(document).ready(function () {
              /* console.log("Run ckeditor"); */
                            /* if (CKEDITOR.loadFullCore) CKEDITOR.loadFullCore(); */
                            /* should be editor=CKEDITOR.replace but what if there is several editors ? */
                            tmpeditor = CKEDITOR.replace(\''.$this->htmlname.'\',
                      {
                        /* property:xxx is same than CKEDITOR.config.property = xxx */
                        customConfig: ckeditorConfig,
                  removePlugins: \''.$pluginstodisable.'\',
                        readOnly: '.($this->readonly ? 'true' : 'false').',
                                htmlEncodeOutput:'.$htmlencode_force.',
                        allowedContent:'.($disallowAnyContent ? 'false' : 'true').',    /* Advanced Content Filter (ACF) is own when allowedContent is false */
                        extraAllowedContent: \'a[target];div{float,display}\',        /* Add the style float and display into div to default other allowed tags */
                  disallowedContent: '.($disallowAnyContent ? '\'\'' : '\'\'').',   /* Tags that are not allowed */
                        fullPage: '.($fullpage ? 'true' : 'false').',           /* if true, the html, header and body tags are kept */
                                toolbar: \''.$this->toolbarname.'\',
                        toolbarStartupExpanded: '.($this->toolbarstartexpanded ? 'true' : 'false').',
                        width: '.($this->width ? '\''.$this->width.'\'' : '\'\'').',
                        height: '.$this->height.',
                                    skin: \''.$skin.'\',
                                    '.$scaytautostartup.'
                                    language: \''.$langs->defaultlang.'\',
                                    textDirection: \''.$langs->trans("DIRECTION").'\',
                                    on : {
                                                instanceReady : function( ev )
                                                {
                                                    // Output paragraphs as <p>Text</p>.
                                                    this.dataProcessor.writer.setRules( \'p\', {
                                                        indent : false,
                                                        breakBeforeOpen : true,
                                                        breakAfterOpen : false,
                                                        breakBeforeClose : false,
                                                        breakAfterClose : true
                                                    });
                                                }
                                          },
                  disableNativeSpellChecker: '.(empty($conf->global->CKEDITOR_NATIVE_SPELLCHECKER) ? 'true' : 'false');
 
        if ($this->uselocalbrowser) {
          $out .= ','."\n";
          // To use filemanager with old fckeditor (GPL)
          $out .= '    filebrowserBrowseUrl : ckeditorFilebrowserBrowseUrl,';
          $out .= '    filebrowserImageBrowseUrl : ckeditorFilebrowserImageBrowseUrl,';
          //$out.= '    filebrowserUploadUrl : \''.DOL_URL_ROOT.'/includes/fckeditor/editor/filemanagerdol/connectors/php/upload.php?Type=File\',';
          //$out.= '    filebrowserImageUploadUrl : \''.DOL_URL_ROOT.'/includes/fckeditor/editor/filemanagerdol/connectors/php/upload.php?Type=Image\',';
          $out .= "\n";
          // To use filemanager with ckfinder (Non free) and ckfinder directory is inside htdocs/includes
          /* $out.= '    filebrowserBrowseUrl : \''.DOL_URL_ROOT.'/includes/ckfinder/ckfinder.html\',
                 filebrowserImageBrowseUrl : \''.DOL_URL_ROOT.'/includes/ckfinder/ckfinder.html?Type=Images\',
                 filebrowserFlashBrowseUrl : \''.DOL_URL_ROOT.'/includes/ckfinder/ckfinder.html?Type=Flash\',
                 filebrowserUploadUrl : \''.DOL_URL_ROOT.'/includes/ckfinder/core/connector/php/connector.php?command=QuickUpload&type=Files\',
                 filebrowserImageUploadUrl : \''.DOL_URL_ROOT.'/includes/ckfinder/core/connector/php/connector.php?command=QuickUpload&type=Images\',
                 filebrowserFlashUploadUrl : \''.DOL_URL_ROOT.'/includes/ckfinder/core/connector/php/connector.php?command=QuickUpload&type=Flash\','."\n";
          */
          $out .= '    filebrowserWindowWidth : \'900\',
                               filebrowserWindowHeight : \'500\',
                               filebrowserImageWindowWidth : \'900\',
                               filebrowserImageWindowHeight : \'500\'';
        }
        $out .= ' })'.$morejs;  // end CKEditor.replace
        // Show the CKEditor javascript object once loaded is ready 'For debug)
        //$out .= '; CKEDITOR.on(\'instanceReady\', function(ck) { ck.editor.removeMenuItem(\'maximize\'); ck.editor.removeMenuItem(\'Undo\'); ck.editor.removeMenuItem(\'undo\'); console.log(ck.editor); console.log(ck.editor.toolbar[0]); }); ';
        $out .= '});'."\n"; // end document.ready
        $out .= '</script>'."\n";
      }
    }
 
    // Output editor ACE
    // Warning: ace.js and ext-statusbar.js must be loaded by the parent page.
    if (preg_match('/^ace/', $this->tool)) {
      $found = 1;
      $format = $option;
 
      $out .= "\n".'<!-- Output Ace editor -->'."\n";
 
      if ($titlecontent) {
        $out .= '<div class="aceeditorstatusbar" id="statusBar'.$this->htmlname.'">'.$titlecontent;
        $out .= ' &nbsp; - &nbsp; <a id="morelines" href="#" class="right morelines'.$this->htmlname.' reposition">'.dol_escape_htmltag($langs->trans("ShowMoreLines")).'</a> &nbsp; &nbsp; ';
        $out .= '</div>';
        $out .= '<script type="text/javascript">'."\n";
        $out .= 'jQuery(document).ready(function() {'."\n";
        $out .= ' var aceEditor = window.ace.edit("'.$this->htmlname.'aceeditorid");
              aceEditor.moveCursorTo('.($this->posy+1).','.$this->posx.');
              aceEditor.gotoLine('.($this->posy+1).','.$this->posx.');
                    var StatusBar = window.ace.require("ace/ext/statusbar").StatusBar;                  // Init status bar. Need lib ext-statusbar
                    var statusBar = new StatusBar(aceEditor, document.getElementById("statusBar'.$this->htmlname.'"));  // Init status bar. Need lib ext-statusbar
 
              var oldNbOfLines = 0;
              jQuery(".morelines'.$this->htmlname.'").click(function() {
                        var aceEditorClicked = window.ace.edit("'.$this->htmlname.'aceeditorid");
                  currentline = aceEditorClicked.getOption("maxLines");
                  if (oldNbOfLines == 0)
                  {
                    oldNbOfLines = currentline;
                  }
                  console.log("We click on more lines, oldNbOfLines is "+oldNbOfLines+", we have currently "+currentline);
                  if (currentline < 500)
                  {
                    aceEditorClicked.setOptions({ maxLines: 500 });
                  }
                  else
                  {
                    aceEditorClicked.setOptions({ maxLines: oldNbOfLines });
                  }
              });
            })';
        $out .= '</script>'."\n";
      }
 
      $out .= '<pre id="'.$this->htmlname.'aceeditorid" style="'.($this->width ? 'width: '.$this->width.'px; ' : '');
      $out .= ($this->height ? ' height: '.$this->height.'px; ' : '');
      //$out.=" min-height: 100px;";
      $out .= '">';
      $out .= htmlspecialchars($this->content);
      $out .= '</pre>';
      $out .= '<input type="hidden" id="'.$this->htmlname.'_x" name="'.$this->htmlname.'_x">';
      $out .= '<input type="hidden" id="'.$this->htmlname.'_y" name="'.$this->htmlname.'_y">';
      $out .= '<textarea id="'.$this->htmlname.'" name="'.$this->htmlname.'" style="width:0px; height: 0px; display: none;">';
      $out .= htmlspecialchars($this->content);
      $out .= '</textarea>';
 
      $out .= '<script type="text/javascript">'."\n";
      $out .= 'var aceEditor = window.ace.edit("'.$this->htmlname.'aceeditorid");
 
            aceEditor.session.setMode("ace/mode/'.$format.'");
          aceEditor.setOptions({
               enableBasicAutocompletion: true, // the editor completes the statement when you hit Ctrl + Space. Need lib ext-language_tools.js
             enableLiveAutocompletion: false, // the editor completes the statement while you are typing. Need lib ext-language_tools.js
             showPrintMargin: false, // hides the vertical limiting strip
             minLines: 10,
             maxLines: '.(empty($this->height) ? '34' : (round($this->height / 10))).',
               fontSize: "110%" // ensures that the editor fits in the environment
          });
 
          // defines the style of the editor
          aceEditor.setTheme("ace/theme/chrome");
          // hides line numbers (widens the area occupied by error and warning messages)
          //aceEditor.renderer.setOption("showLineNumbers", false);
          // ensures proper autocomplete, validation and highlighting of JavaScript code
          //aceEditor.getSession().setMode("ace/mode/javascript_expression");
          '."\n";
 
      $out .= 'jQuery(document).ready(function() {
            jQuery(".buttonforacesave").click(function() {
                  console.log("We click on savefile button for component '.dol_escape_js($this->htmlname).'");
                  var aceEditor = window.ace.edit("'.dol_escape_js($this->htmlname).'aceeditorid");
              if (aceEditor) {
                var cursorPos = aceEditor.getCursorPosition();
                //console.log(cursorPos);
                if (cursorPos) {
                  jQuery("#'.dol_escape_js($this->htmlname).'_x").val(cursorPos.column);
                  jQuery("#'.dol_escape_js($this->htmlname).'_y").val(cursorPos.row);
                }
                    //console.log(aceEditor.getSession().getValue());
                // Inject content of editor into the original HTML field.
                jQuery("#'.dol_escape_js($this->htmlname).'").val(aceEditor.getSession().getValue());
                /*if (jQuery("#'.dol_escape_js($this->htmlname).'").html().length > 0) return true;
                else return false;*/
                return true;
              } else {
                console.log("Failed to retrieve js object ACE from its name");
                return false;
              }
                });
          })';
      $out .= '</script>'."\n";
    }
 
    if (empty($found)) {
      $out .= 'Error, unknown value for tool '.$this->tool.' in DolEditor Create function.';
    }
 
    if ($noprint) {
      return $out;
    } else {
      print $out;
    }
  }
}