class_CopyPasteHandler.inc 11.34 KiB
<?php
/*
  This code is part of FusionDirectory (http://www.fusiondirectory.org/)
  Copyright (C) 2003-2010  Cajus Pollmeier
  Copyright (C) 2011-2016  FusionDirectory
  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.
  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, write to the Free Software
  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
/*!
 * \file class_CopyPasteHandler.inc
 * Source code for class CopyPasteHandle
/*!
 * \brief This class contains all function to copy and paste
class CopyPasteHandler
  var $current;
  /*!
   * \brief This array contains all dns of the currently copied objects
  protected $objectList = array();
  /*!
   * \brief This array contains all remaining objects to paste
  protected $queue = array();
  /*!
   *  \brief The dn of the last edited object
  var $lastdn = "";
  var $disallowed_objects = array();
  var $objects_to_fix     = array();
  var $clean_objects      = array();
  var $require_update     = FALSE;
  /*!
   * \brief Create CP handler
   * \param string $config
  function __construct()
    $this->current  = NULL;
    $this->queue    = array();
  /*!
   * \brief Entry entry to Copy & Paste queue.
   * A Queue entry is represented as follows.
   *  array['file_name']  - Position on hdd
   *  array['method']     - 'copy' or 'cut'
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* array['dn'] - the dn of the object added to the queue * array['tab_class'] - Tab object that should be used to initialize the new object * array['tab_object'] - Tab object name used to initialize correct object Type like USERTABS * * \param String $dn The dn of the object added to the queue * * \param String $action Copy or Cut * * \param String $tab_class Tab object that should be used to initialize the new object * * \param String $tab_object Tab object name used to initialize correct object Type like USERTABS * * \param String $tab_acl_category Tab with acl category * * \param Object $parent the parent to set to the tab object */ function add_to_queue() { global $config; $dn = func_get_arg(0); @DEBUG (DEBUG_TRACE, __LINE__, __FUNCTION__, __FILE__, $dn, "add_to_queue"); $action = func_get_arg(1); if (!in_array($action, array("cut","copy"))) { trigger_error(sprintf("Specified action '%s' does not exists for copy & paste.", $action)); return FALSE; } $tmp = array(); $tmp['method'] = $action; $tmp['dn'] = $dn; if (func_num_args() == 3) { $type = func_get_arg(2); $tmp['type'] = $type; $infos = objects::infos($type); $tmp['tab_acl_category'] = $infos['aclCategory']; $tmp['parent'] = NULL; } else { // Deprecated $tab_class = func_get_arg(2); $tab_object = func_get_arg(3); $tab_acl_category = func_get_arg(4); $parent = NULL; if (func_num_args() > 5) { $parent = func_get_arg(5); } if (!class_available($tab_class)) { trigger_error(sprintf("Specified class object '%s' does not exists.", $tab_class)); return FALSE; } if (!isset($config->data['TABS'][$tab_object])) { trigger_error(sprintf("Specified tab object '%s' does not exists.", $tab_object)); return FALSE; } $tmp['tab_class'] = $tab_class; $tmp['tab_object'] = $tab_object; $tmp['tab_acl_category'] = $tab_acl_category; $tmp['parent'] = $parent; } $this->queue[] = $tmp; if ($action == 'copy') { $this->objectList[] = $tmp; } $this->require_update = TRUE;
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return TRUE; } /*! * \brief This removes all objects from queue. * Remove hdd dumps of current entries too. * Remove entries older than 24 hours. */ function cleanup_queue() { $this->current = FALSE; $this->require_update = TRUE; $this->queue = array(); $this->objectList = array(); } /*! * \brief This resets the queue to allow pasting again. */ function resetPaste() { $this->current = FALSE; $this->require_update = TRUE; $this->queue = $this->objectList; } /*! * \brief Check if there are still entries the object queue */ function entries_queued() { return ((count($this->queue) > 0) || ($this->current != FALSE)); } /*! * \brief Paste one entry from LDAP */ protected function load_entry_from_ldap($entry, $base) { global $config; @DEBUG (DEBUG_TRACE, __LINE__, __FUNCTION__, __FILE__, $entry['dn'], 'load_entry_from_ldap'); if (!isset($entry['tab_class']) && !isset($entry['type'])) { return array(); } $entry['object'] = objects::open($entry['dn'], $entry['type']); $entry['object']->set_acl_base($base); if ($entry['parent'] !== NULL) { $entry['object']->parent = $entry['parent']; } if ($entry['method'] == 'copy') { $entry['object']->resetCopyInfos(); } $entry['object']->resetBase(); return $entry; } /*! * \brief Displays a dialog which allows the user to fix all dependencies of this object. * Create unique names, ids, or what ever */ function execute($base) { $ui = get_userinfo();
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/* Check which entries can be pasted directly. * Create a list of all entries that can be pasted directly. */ if ($this->require_update) { $this->clean_objects = array(); $this->objects_to_fix = array(); $this->disallowed_objects = array(); /* Put each queued object in one of the above arrays */ foreach ($this->queue as $key => $entry) { /* Update entries on demand */ if (!isset($entry['object'])) { $entry = $this->load_entry_from_ldap($entry, $base); $this->queue[$key] = $entry; } $msgs = $entry['object']->check(); /* To copy an object we require full read access to the object category */ $copy_acl = preg_match("/r/", $ui->has_complete_category_acls($entry['dn'], $entry['tab_acl_category'])); /* In order to copy an object we require read an delete acls */ $cut_acl = preg_match("/d/", $ui->has_complete_category_acls($entry['dn'], $entry['tab_acl_category'])); $cut_acl &= preg_match("/r/", $ui->has_complete_category_acls($entry['dn'], $entry['tab_acl_category'])); /* Check permissions */ if ($entry['method'] == "copy" && !$copy_acl) { $this->disallowed_objects[$key] = $entry; } elseif ($entry['method'] == "cut" && !$cut_acl) { $this->disallowed_objects[$key] = $entry; } elseif (!count($msgs)) { $this->clean_objects[$key] = $entry; } else { $this->objects_to_fix[$key] = $entry; } } if (count($this->disallowed_objects)) { $dns = array(); foreach ($this->disallowed_objects as $entry) { $dns[] = $entry['dn']; } msg_dialog::display(_("Permission"), msgPool::permCreate($dns), INFO_DIALOG); } $this->require_update = FALSE; } /* Save objects that can be pasted directly */ if (count($this->clean_objects)) { $this->save_object(); foreach ($this->clean_objects as $key => $entry) { /* Remove from queue -> avoid saving twice */ unset($this->queue[$key]); unset($this->clean_objects[$key]); $this->save_current($entry); } } /* Save edited entry and force loading new one */ if (isset($this->current['object'])) { $this->current['object']->save_object(); } /* Save current object if edition is finished */ if (isset($_POST['edit_finish']) && $this->current) { $msgs = $this->current['object']->check(); if (!count($msgs)) { $this->save_current(); } else {
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foreach ($msgs as $msg) { msg_dialog::display(_("Error"), $msg, ERROR_DIALOG); } } } /* Display a list of all pastable entries */ if ($this->current || count($this->objects_to_fix)) { $this->save_object(); if (!$this->current) { $key = key($this->objects_to_fix); if ($key !== NULL) { $this->current = $this->objects_to_fix[$key]; unset($this->objects_to_fix[$key]); unset($this->queue[$key]); } } if ($this->current) { $display = $this->current['object']->execute(); if (isset($this->current['object']->dialog) && (is_object($this->current['object']->dialog) || $this->current['object']->dialog)) { return $display; } else { // Display ok, (apply) and cancel buttons $display .= '<p class="plugbottom">'."\n"; $display .= '<input type="submit" name="edit_finish" style="width:80px" value="'.msgPool::okButton().'"/>'."\n"; $display .= "&nbsp;\n"; $display .= '<input type="submit" name="abort_current_cut-copy_operation" value="'.msgPool::cancelButton().'"/>'."\n"; $display .= '<input type="submit" name="abort_all_cut-copy_operations" value="'._('Cancel all').'"/>'."\n"; $display .= '</p>'; return $display; } } } return ""; } private function save_current($object = NULL) { if ($object !== NULL) { $this->current = $object; } $this->lastdn = $this->current['object']->dn; $this->current['object']->save(); $this->handleReferences(); $this->current = FALSE; } /*! * \brief Get the last endited entry * * \return the dn of the last edited entry */ function last_entry() { return $this->lastdn; } /*! * \brief Save new values posted by copy & paste dialog */ function save_object() { if (isset($_POST['abort_current_cut-copy_operation'])) { $this->current = FALSE; } if (isset($_POST['abort_all_cut-copy_operations'])) {