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- <?php // $Id: edit_document.php 9246 2006-09-25 13:24:53Z bmol $
- /*
- ==============================================================================
- Dokeos - elearning and course management software
- Copyright (c) 2004 Dokeos S.A.
- Copyright (c) 2003 Ghent University (UGent)
- Copyright (c) 2001 Universite catholique de Louvain (UCL)
- Copyright (c) Olivier Brouckaert
- Copyright (c) Roan Embrechts
- Copyright (c) Rene Haentjens (RH) (update 2004/09/30)
- Copyright (c) Bart Mollet, Hogeschool Gent
- For a full list of contributors, see "credits.txt".
- The full license can be read in "license.txt".
- 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 2
- of the License, or (at your option) any later version.
- See the GNU General Public License for more details.
- Contact: Dokeos, 181 rue Royale, B-1000 Brussels, Belgium, info@dokeos.com
- ==============================================================================
- */
- /**
- ==============================================================================
- * This file allows editing documents.
- *
- * Based on create_document, this file allows
- * - edit name
- * - edit comments
- * - edit metadata (requires a document table entry)
- * - edit html content (only for htm/html files)
- *
- * For all files
- * - show editable name field
- * - show editable comments field
- * Additionally, for html and text files
- * - show RTE
- *
- * Remember, all files and folders must always have an entry in the
- * database, regardless of wether they are visible/invisible, have
- * comments or not.
- *
- * @package dokeos.document
- * @todo improve script structure (FormValidator is used to display form, but
- * not for validation at the moment)
- ==============================================================================
- */
- /*
- ==============================================================================
- INIT SECTION
- ==============================================================================
- */
- $langFile = "document";
- /*
- ------------------------------------------------------------------------------
- Included libraries
- ------------------------------------------------------------------------------
- */
- include('../inc/global.inc.php');
- $this_section=SECTION_COURSES;
- include(api_get_path(LIBRARY_PATH).'fileManage.lib.php');
- include(api_get_path(LIBRARY_PATH).'fileUpload.lib.php');
- include(api_get_path(LIBRARY_PATH).'events.lib.inc.php');
- include(api_get_path(LIBRARY_PATH).'document.lib.php');
- require_once(api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
- /*
- ------------------------------------------------------------------------------
- Constants & Variables
- ------------------------------------------------------------------------------
- */
- $file = $_GET['file'];
- //echo('file: '.$file.'<br>');
- $doc=basename($file);
- //echo('doc: '.$doc.'<br>');
- $dir=$_GET['curdirpath'];
- //echo('dir: '.$dir.'<br>');
- $file_name = $doc;
- //echo('file_name: '.$file_name.'<br>');
- $baseServDir = api_get_path(SYS_COURSE_PATH);
- $baseServUrl = $urlAppend."/";
- $courseDir = $_course['path']."/document";
- $baseWorkDir = $baseServDir.$courseDir;
- $group_document = false;
- $langFile = "document";
- $use_document_title = (get_setting('use_document_title')=='true')?true:false;
- $noPHP_SELF=true;
- /*
- ------------------------------------------------------------------------------
- Other init code
- ------------------------------------------------------------------------------
- */
- /* please do not modify this dirname formatting */
- if(strstr($dir,'..'))
- {
- $dir='/';
- }
- if($dir[0] == '.')
- {
- $dir=substr($dir,1);
- }
- if($dir[0] != '/')
- {
- $dir='/'.$dir;
- }
- if($dir[strlen($dir)-1] != '/')
- {
- $dir.='/';
- }
- $filepath=api_get_path('SYS_COURSE_PATH').$_course['path'].'/document'.$dir;
- if(!is_dir($filepath))
- {
- $filepath=api_get_path('SYS_COURSE_PATH').$_course['path'].'/document/';
- $dir='/';
- }
- /**************************************************/
- $nameTools = get_lang('EditDocument');
- $dbTable = Database::get_course_table(DOCUMENT_TABLE);
- if(isset($_SESSION['_gid']) && $_SESSION['_gid']!='')
- {
- $req_gid = '&gidReq='.$_SESSION['_gid'];
- $interbreadcrumb[]= array ("url"=>"../group/group_space.php?gidReq=".$_SESSION['_gid'], "name"=> get_lang('GroupSpace'));
- $group_document = true;
- $noPHP_SELF=true;
- }
- $interbreadcrumb[]=array("url"=>"./document.php?curdirpath=".urlencode($_GET['curdirpath']).$req_gid, "name"=> get_lang('Documents'));
- $is_allowedToEdit = is_allowed_to_edit() || $_SESSION['group_member_with_upload_rights'];
- if(!$is_allowedToEdit)
- {
- api_not_allowed();
- }
- event_access_tool(TOOL_DOCUMENT);
- /*
- ==============================================================================
- MAIN TOOL CODE
- ==============================================================================
- */
- /*
- ------------------------------------------------------------------------------
- General functions
- ------------------------------------------------------------------------------
- */
- /*
- ------------------------------------------------------------------------------
- Workhorse functions
- These do the actual work that is expected from of this tool, other functions
- are only there to support these ones.
- ------------------------------------------------------------------------------
- */
- /**
- This function changes the name of a certain file.
- It needs no global variables, it takes all info from parameters.
- It returns nothing.
- */
- function change_name($baseWorkDir, $sourceFile, $renameTo, $dir, $doc)
- {
- $file_name_for_change = $baseWorkDir.$dir.$sourceFile;
- //api_display_debug_info("call my_rename: params $file_name_for_change, $renameTo");
- $renameTo = my_rename($file_name_for_change, stripslashes($renameTo)); //fileManage API
- if ($renameTo)
- {
- if (isset($dir) && $dir != "")
- {
- $sourceFile = $dir.$sourceFile;
- $new_full_file_name = dirname($sourceFile)."/".$renameTo;
- }
- else
- {
- $sourceFile = "/".$sourceFile;
- $new_full_file_name = "/".$renameTo;
- }
- update_db_info("update", $sourceFile, $new_full_file_name); //fileManage API
- $name_changed = get_lang("ElRen");
- $info_message = get_lang('fileModified');
- $GLOBALS['file_name'] = $renameTo;
- $GLOBALS['doc'] = $renameTo;
- return $info_message;
- }
- else
- {
- $dialogBox = get_lang('FileExists');
- /* return to step 1 */
- $rename = $sourceFile;
- unset($sourceFile);
- }
- }
- /*
- ------------------------------------------------------------------------------
- Code to change the comment
- ------------------------------------------------------------------------------
- Step 2. React on POST data
- (Step 1 see below)
- */
- if (isset($_POST['newComment']))
- {
- //to try to fix the path if it is wrong
- $commentPath = str_replace("//", "/", $_POST['commentPath']);
- $newComment = trim($_POST['newComment']); // remove spaces
- $newTitle = trim($_POST['newTitle']); // remove spaces
- // Check if there is already a record for this file in the DB
- $result = mysql_query ("SELECT * FROM $dbTable WHERE path='".$commentPath."'");
- while($row = mysql_fetch_array($result, MYSQL_ASSOC))
- {
- $attribute['path' ] = $row['path' ];
- $attribute['comment' ] = $row['title' ];
- }
- //Determine the correct query to the DB
- //new code always keeps document in database
- $query = "UPDATE $dbTable SET comment='".$newComment."', title='".$newTitle."' WHERE path='".$commentPath."'";
- mysql_query($query);
- //this is an UPDATE page... we shouldn't be creating new documents here.
- /*
- if (mysql_affected_rows() == 0)
- {
- mysql_query("INSERT INTO $dbTable SET path='".$commentPath."', title='".$newTitle."', comment='".$newComment."'");
- }
- */
- $oldComment = $newComment;
- $oldTitle = $newTitle;
- $comments_updated = get_lang('ComMod');
- $info_message = get_lang('fileModified');
- }
- /*
- ------------------------------------------------------------------------------
- Code to change the name
- ------------------------------------------------------------------------------
- Step 2. react on POST data - change the name
- (Step 1 see below)
- */
- if (isset($_POST['renameTo']))
- {
- $info_message = change_name($baseWorkDir, $_GET['sourceFile'], $_POST['renameTo'], $dir, $doc);
- //assume name change was successful
- }
- /*
- ------------------------------------------------------------------------------
- Code to change the comment
- ------------------------------------------------------------------------------
- Step 1. Create dialog box.
- */
- /* Search the old comment */ // RH: metadata: added 'id,'
- $result = mysql_query ("SELECT id,comment,title FROM $dbTable WHERE path='$dir$doc'");
- $message = "<i>Debug info</i><br>directory = $dir<br>";
- $message .= "document = $file_name<br>";
- $message .= "comments file = " . $file . "<br>";
- //Display::display_normal_message($message);
- while($row = mysql_fetch_array($result, MYSQL_ASSOC))
- {
- $oldComment = $row['comment'];
- $oldTitle = $row['title'];
- $docId = $row['id']; // RH: metadata
- }
- /*
- ------------------------------------------------------------------------------
- WYSIWYG HTML EDITOR - Program Logic
- ------------------------------------------------------------------------------
- */
- if($is_allowedToEdit)
- {
- if($_POST['formSent']==1)
- {
- if(isset($_POST['renameTo']))
- {
- $_POST['filename']=$_POST['renameTo'];
- $extension=explode('.',$_POST['filename']);
- $extension=$extension[sizeof($extension)-1];
- $_POST['filename']=str_replace('.'.$extension,'',$_POST['filename']);
- }
- $filename=stripslashes($_POST['filename']);
- $texte=trim(str_replace(array("\r","\n"),"",stripslashes($_POST['texte'])));
- if(!strstr($texte,'/css/frames.css'))
- {
- $texte=str_replace('</title></head>','</title><link rel="stylesheet" href="./css/frames.css" type="text/css" /></head>',$texte);
- }
- // RH commented: $filename=replace_dangerous_char($filename,'strict');
- if($_POST['extension'] != 'htm' && $_POST['extension'] != 'html')
- {
- $extension='html';
- }
- else
- {
- $extension = $_POST['extension'];
- }
- $file=$dir.$filename.'.'.$extension;
- if(empty($texte))
- {
- $msgError=get_lang('NoText');
- }
- elseif(empty($filename))
- {
- $msgError=get_lang('NoFileName');
- }
- else
- {
- if($fp=@fopen($filepath.$filename.'.'.$extension,'w'))
- {
- $texte = text_filter($texte);
-
- //echo('file path: '.$filepath.$filename.'.'.$extension);
- $path_to_remove=api_get_path('WEB_COURSE_PATH').$_course['path'].'/document'.$dir;
- $texte=str_replace($path_to_remove,'./',$texte);
- $texte=str_replace('mp3player.swf?son='.urlencode($path_to_remove),'mp3player.swf?son=.%2F',$texte);
- //echo('texte: '.$texte);
- //echo (fputs($fp,$texte))?'FPUTS OK':'FPUTS NIET OK';
- fputs($fp,$texte);
- fclose($fp);
- if(!is_dir($filepath.'css'))
- {
- mkdir($filepath.'css',0777);
- $doc_id=add_document($_course,$dir.'css','folder',0,'css');
- api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'FolderCreated', $_uid);
- api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'invisible', $_uid);
- }
- if(!is_file($filepath.'css/frames.css'))
- {
- copy(api_get_path(SYS_CODE_PATH).'css/frames.css',$filepath.'css/frames.css');
- $doc_id=add_document($_course,$dir.'css/frames.css','file',filesize($filepath.'css/frames.css'),'frames.css');
- api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'DocumentAdded', $_uid);
- api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'invisible', $_uid);
- }
- // "WHAT'S NEW" notification: update table item_property (previously last_tooledit)
- $document_id = DocumentManager::get_document_id($_course,$file);
- if($document_id)
- {
- $file_size = filesize($filepath.$filename.'.'.$extension);
- update_existing_document($_course, $document_id,$file_size);
- api_item_property_update($_course, TOOL_DOCUMENT, $document_id, 'DocumentUpdated', $_uid);
- //update parent folders
- item_property_update_on_folder($_course,$dir,$_uid);
- header('Location: document.php?curdirpath='.urlencode($_GET['curdirpath']).$req_gid);
- exit();
- }
- else
- {
- //$msgError=get_lang('Impossible');
- }
- }
- else
- {
- $msgError=get_lang('Impossible');
- }
- }
- }
- }
- if(file_exists($filepath.$doc))
- {
- $extension=explode('.',$doc);
- $extension=$extension[sizeof($extension)-1];
- $filename=str_replace('.'.$extension,'',$doc);
- $extension=strtolower($extension);
- if(!in_array($extension,array('html','htm')))
- {
- $extension=$filename=$texte='';
- }
- else
- {
- $texte=file($filepath.$doc);
- $texte=implode('',$texte);
- $path_to_append=api_get_path('WEB_COURSE_PATH').$_course['path'].'/document'.$dir;
- $texte=str_replace('="./','="'.$path_to_append,$texte);
- $texte=str_replace('mp3player.swf?son=.%2F','mp3player.swf?son='.urlencode($path_to_append),$texte);
- }
- }
- /*
- ==============================================================================
- MAIN EDIT_DOCUMENT CODE
- - react on input
- - display user interface
- ==============================================================================
- */
- Display::display_header($nameTools,"Doc");
- api_display_tool_title(get_lang("EditDocument") . ": $file_name");
- if(isset($msgError))
- {
- Display::display_normal_message($msgError); //main API
- }
- if( isset($info_message))
- {
- Display::display_normal_message($info_message); //main API
- }
- $action = $_SERVER['PHP_SELF'].'?sourceFile='.urlencode($file_name).'&curdirpath='.urlencode($_GET['curdirpath']).'&file='.urlencode($_GET['file']).'&doc='.urlencode($doc);
- $form = new FormValidator('formEdit','post',$action);
- $form->addElement('hidden','filename');
- $form->addElement('hidden','extension');
- $form->addElement('hidden','file_path');
- $form->addElement('hidden','commentPath');
- $form->add_textfield('renameTo',get_lang('FileName'));
- if($use_document_title)
- {
- $form->add_textfield('newTitle',get_lang('Title'));
- $defaults['newTitle'] = $oldTitle;
- }
- if($extension == "htm" || $extension == "html")
- {
- $form->addElement('hidden','formSent');
- $defaults['formSent'] = 1;
- $form->add_html_editor('texte',get_lang('Content'),false,true);
- $defaults['texte'] = $texte;
- }
- if(!$group_document)
- {
- $metadata_link = '<a href="../metadata/index.php?eid='.urlencode('Document.'.$docId).'">'.get_lang('AddMetadata').'</a>';
- $form->addElement('static',null,get_lang('Metadata'),$metadata_link);
- }
- $form->addElement('textarea','newComment',get_lang('Comment'),'rows="3" style="width:300px;"');
- $form->addElement('submit','submit',get_lang('Ok'));
- $defaults['filename'] = $filename;
- $defaults['extension'] = $extension;
- $defaults['file_path'] = $_GET['file'];
- $defaults['commentPath'] = $file;
- $defaults['renameTo'] = $file_name;
- $defaults['newComment'] = $oldComment;
- $form->setDefaults($defaults);
- $form->display();
- /*
- ==============================================================================
- DOKEOS FOOTER
- ==============================================================================
- */
- Display::display_footer();
- ?>
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