@copyright Copyright (C) 2015. All Rights Reserved @license GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html A sermon distributor that links to Dropbox. /----------------------------------------------------------------------------------------------------------------------------------*/ // No direct access to this file defined('_JEXEC') or die('Restricted access'); use Joomla\CMS\MVC\Model\AdminModel; use Joomla\Registry\Registry; use Joomla\String\StringHelper; use Joomla\Utilities\ArrayHelper; /** * Sermondistributor External_source Admin Model */ class SermondistributorModelExternal_source extends AdminModel { /** * The tab layout fields array. * * @var array */ protected $tabLayoutFields = array( 'details' => array( 'left' => array( 'oauthtoken', 'generated_access_token_note', 'permissiontype', 'app_limitation_note', 'dropboxoptions' ), 'right' => array( 'update_method', 'update_timer', 'filetypes' ), 'fullwidth' => array( 'sharedurl', 'folder', 'apicronjob_note' ), 'above' => array( 'description', 'externalsources' ), 'under' => array( 'not_required' ) ), 'build_option' => array( 'fullwidth' => array( 'build', 'note_manual_externalsource', 'note_auto_externalsource' ) ) ); /** * @var string The prefix to use with controller messages. * @since 1.6 */ protected $text_prefix = 'COM_SERMONDISTRIBUTOR'; /** * The type alias for this content type. * * @var string * @since 3.2 */ public $typeAlias = 'com_sermondistributor.external_source'; /** * Returns a Table object, always creating it * * @param type $type The table type to instantiate * @param string $prefix A prefix for the table class name. Optional. * @param array $config Configuration array for model. Optional. * * @return JTable A database object * * @since 1.6 */ public function getTable($type = 'external_source', $prefix = 'SermondistributorTable', $config = array()) { // add table path for when model gets used from other component $this->addTablePath(JPATH_ADMINISTRATOR . '/components/com_sermondistributor/tables'); // get instance of the table return JTable::getInstance($type, $prefix, $config); } public function clearLocalListing($id) { // clear local listing if ($id > 0) { $db = JFactory::getDbo(); $query = $db->getQuery(true); $conditions = array( $db->quoteName('external_source') . ' = ' . (int) $id ); $query->delete($db->quoteName('#__sermondistributor_local_listing')); $query->where($conditions); $db->setQuery($query); return $db->execute(); } return false; } public function resetUpdateStatus($id) { // reset the update status if ($id > 0) { if ($targets = SermondistributorHelper::getExternalListingUpdateKeys($id, null)) { // import the Joomla librarys jimport('joomla.filesystem.file'); $errors = array(); foreach ($targets as $target) { // build info file key $targetArray = explode(', ', $target); $targetArray[2] = ($targetArray[2] == 2) ? 'auto' : 'manual'; $infoFileKey = SermondistributorHelper::safeString(implode('', $targetArray)); $infoFileName = md5($infoFileKey.'info').'.json'; // info on update path $infoFilePath = JPATH_COMPONENT_SITE.'/helpers/'.$infoFileName; // now remove file if found if (JFile::exists($infoFilePath)) { if (!JFile::delete($infoFilePath)) { $errors[] = JText::sprintf('COM_SERMONDISTRIBUTOR_S_COULD_NOT_BE_REMOVE', $infoFileName); } } // remove any notice on update errors $key = preg_replace('/[ ,]+/', '', trim($target)); $noticeFilePath = SermondistributorHelper::getFilePath('update', 'error', $key, '.txt', JPATH_COMPONENT_ADMINISTRATOR); // now remove file if found if (JFile::exists($noticeFilePath)) { if (!JFile::delete($noticeFilePath)) { $noticeFileName = basename($noticeFilePath); $errors[] = JText::sprintf('COM_SERMONDISTRIBUTOR_S_COULD_NOT_BE_REMOVE', $noticeFileName); } } } // check if there was an error if (SermondistributorHelper::checkArray($errors)) { return array('error' => ''); } return true; } return array('error' => JText::_('COM_SERMONDISTRIBUTOR_THERE_IS_NO_TARGETS_SET_FOR_THIS_SOURCE_CAN_NOT_RESET_THE_UPDATE_STATUS')); } return array('error' => JText::_('COM_SERMONDISTRIBUTOR_NO_ID_FOUND_CAN_NOT_RESET_THE_UPDATE_STATUS')); } /** * Method to get a single record. * * @param integer $pk The id of the primary key. * * @return mixed Object on success, false on failure. * * @since 1.6 */ public function getItem($pk = null) { if ($item = parent::getItem($pk)) { if (!empty($item->params) && !is_array($item->params)) { // Convert the params field to an array. $registry = new Registry; $registry->loadString($item->params); $item->params = $registry->toArray(); } if (!empty($item->metadata)) { // Convert the metadata field to an array. $registry = new Registry; $registry->loadString($item->metadata); $item->metadata = $registry->toArray(); } // Get the basic encryption. $basickey = SermondistributorHelper::getCryptKey('basic'); // Get the encryption object. $basic = new FOFEncryptAes($basickey); if (!empty($item->oauthtoken) && $basickey && !is_numeric($item->oauthtoken) && $item->oauthtoken === base64_encode(base64_decode($item->oauthtoken, true))) { // basic decrypt data oauthtoken. $item->oauthtoken = rtrim($basic->decryptString($item->oauthtoken), "\0"); } if (!empty($item->filetypes)) { // JSON Decode filetypes. $item->filetypes = json_decode($item->filetypes); } } return $item; } /** * Method to get the record form. * * @param array $data Data for the form. * @param boolean $loadData True if the form is to load its own data (default case), false if not. * @param array $options Optional array of options for the form creation. * * @return mixed A JForm object on success, false on failure * * @since 1.6 */ public function getForm($data = array(), $loadData = true, $options = array('control' => 'jform')) { // set load data option $options['load_data'] = $loadData; // check if xpath was set in options $xpath = false; if (isset($options['xpath'])) { $xpath = $options['xpath']; unset($options['xpath']); } // check if clear form was set in options $clear = false; if (isset($options['clear'])) { $clear = $options['clear']; unset($options['clear']); } // Get the form. $form = $this->loadForm('com_sermondistributor.external_source', 'external_source', $options, $clear, $xpath); if (empty($form)) { return false; } $jinput = JFactory::getApplication()->input; // The front end calls this model and uses a_id to avoid id clashes so we need to check for that first. if ($jinput->get('a_id')) { $id = $jinput->get('a_id', 0, 'INT'); } // The back end uses id so we use that the rest of the time and set it to 0 by default. else { $id = $jinput->get('id', 0, 'INT'); } $user = JFactory::getUser(); // Check for existing item. // Modify the form based on Edit State access controls. if ($id != 0 && (!$user->authorise('external_source.edit.state', 'com_sermondistributor.external_source.' . (int) $id)) || ($id == 0 && !$user->authorise('external_source.edit.state', 'com_sermondistributor'))) { // Disable fields for display. $form->setFieldAttribute('ordering', 'disabled', 'true'); $form->setFieldAttribute('published', 'disabled', 'true'); // Disable fields while saving. $form->setFieldAttribute('ordering', 'filter', 'unset'); $form->setFieldAttribute('published', 'filter', 'unset'); } // If this is a new item insure the greated by is set. if (0 == $id) { // Set the created_by to this user $form->setValue('created_by', null, $user->id); } // Modify the form based on Edit Creaded By access controls. if ($id != 0 && (!$user->authorise('external_source.edit.created_by', 'com_sermondistributor.external_source.' . (int) $id)) || ($id == 0 && !$user->authorise('external_source.edit.created_by', 'com_sermondistributor'))) { // Disable fields for display. $form->setFieldAttribute('created_by', 'disabled', 'true'); // Disable fields for display. $form->setFieldAttribute('created_by', 'readonly', 'true'); // Disable fields while saving. $form->setFieldAttribute('created_by', 'filter', 'unset'); } // Modify the form based on Edit Creaded Date access controls. if ($id != 0 && (!$user->authorise('external_source.edit.created', 'com_sermondistributor.external_source.' . (int) $id)) || ($id == 0 && !$user->authorise('external_source.edit.created', 'com_sermondistributor'))) { // Disable fields for display. $form->setFieldAttribute('created', 'disabled', 'true'); // Disable fields while saving. $form->setFieldAttribute('created', 'filter', 'unset'); } // Only load these values if no id is found if (0 == $id) { // Set redirected view name $redirectedView = $jinput->get('ref', null, 'STRING'); // Set field name (or fall back to view name) $redirectedField = $jinput->get('field', $redirectedView, 'STRING'); // Set redirected view id $redirectedId = $jinput->get('refid', 0, 'INT'); // Set field id (or fall back to redirected view id) $redirectedValue = $jinput->get('field_id', $redirectedId, 'INT'); if (0 != $redirectedValue && $redirectedField) { // Now set the local-redirected field default value $form->setValue($redirectedField, null, $redirectedValue); } } return $form; } /** * Method to get the script that have to be included on the form * * @return string script files */ public function getScript() { return 'media/com_sermondistributor/js/external_source.js'; } /** * Method to test whether a record can be deleted. * * @param object $record A record object. * * @return boolean True if allowed to delete the record. Defaults to the permission set in the component. * * @since 1.6 */ protected function canDelete($record) { if (!empty($record->id)) { if ($record->published != -2) { return; } $user = JFactory::getUser(); // The record has been set. Check the record permissions. return $user->authorise('external_source.delete', 'com_sermondistributor.external_source.' . (int) $record->id); } return false; } /** * Method to test whether a record can have its state edited. * * @param object $record A record object. * * @return boolean True if allowed to change the state of the record. Defaults to the permission set in the component. * * @since 1.6 */ protected function canEditState($record) { $user = JFactory::getUser(); $recordId = (!empty($record->id)) ? $record->id : 0; if ($recordId) { // The record has been set. Check the record permissions. $permission = $user->authorise('external_source.edit.state', 'com_sermondistributor.external_source.' . (int) $recordId); if (!$permission && !is_null($permission)) { return false; } } // In the absense of better information, revert to the component permissions. return $user->authorise('external_source.edit.state', 'com_sermondistributor'); } /** * Method override to check if you can edit an existing record. * * @param array $data An array of input data. * @param string $key The name of the key for the primary key. * * @return boolean * @since 2.5 */ protected function allowEdit($data = array(), $key = 'id') { // Check specific edit permission then general edit permission. $user = JFactory::getUser(); return $user->authorise('external_source.edit', 'com_sermondistributor.external_source.'. ((int) isset($data[$key]) ? $data[$key] : 0)) or $user->authorise('external_source.edit', 'com_sermondistributor'); } /** * Prepare and sanitise the table data prior to saving. * * @param JTable $table A JTable object. * * @return void * * @since 1.6 */ protected function prepareTable($table) { $date = JFactory::getDate(); $user = JFactory::getUser(); if (isset($table->name)) { $table->name = htmlspecialchars_decode($table->name, ENT_QUOTES); } if (isset($table->alias) && empty($table->alias)) { $table->generateAlias(); } if (empty($table->id)) { $table->created = $date->toSql(); // set the user if ($table->created_by == 0 || empty($table->created_by)) { $table->created_by = $user->id; } // Set ordering to the last item if not set if (empty($table->ordering)) { $db = JFactory::getDbo(); $query = $db->getQuery(true) ->select('MAX(ordering)') ->from($db->quoteName('#__sermondistributor_external_source')); $db->setQuery($query); $max = $db->loadResult(); $table->ordering = $max + 1; } } else { $table->modified = $date->toSql(); $table->modified_by = $user->id; } if (!empty($table->id)) { // Increment the items version number. $table->version++; } } /** * Method to get the data that should be injected in the form. * * @return mixed The data for the form. * * @since 1.6 */ protected function loadFormData() { // Check the session for previously entered form data. $data = JFactory::getApplication()->getUserState('com_sermondistributor.edit.external_source.data', array()); if (empty($data)) { $data = $this->getItem(); // run the perprocess of the data $this->preprocessData('com_sermondistributor.external_source', $data); } return $data; } /** * Method to validate the form data. * * @param JForm $form The form to validate against. * @param array $data The data to validate. * @param string $group The name of the field group to validate. * * @return mixed Array of filtered data if valid, false otherwise. * * @see JFormRule * @see JFilterInput * @since 12.2 */ public function validate($form, $data, $group = null) { // check if the not_required field is set if (isset($data['not_required']) && SermondistributorHelper::checkString($data['not_required'])) { $requiredFields = (array) explode(',',(string) $data['not_required']); $requiredFields = array_unique($requiredFields); // now change the required field attributes value foreach ($requiredFields as $requiredField) { // make sure there is a string value if (SermondistributorHelper::checkString($requiredField)) { // change to false $form->setFieldAttribute($requiredField, 'required', 'false'); // also clear the data set $data[$requiredField] = ''; } } } return parent::validate($form, $data, $group); } /** * Method to get the unique fields of this table. * * @return mixed An array of field names, boolean false if none is set. * * @since 3.0 */ protected function getUniqueFields() { return false; } /** * Method to delete one or more records. * * @param array &$pks An array of record primary keys. * * @return boolean True if successful, false if an error occurs. * * @since 12.2 */ public function delete(&$pks) { if (!parent::delete($pks)) { return false; } return true; } /** * Method to change the published state of one or more records. * * @param array &$pks A list of the primary keys to change. * @param integer $value The value of the published state. * * @return boolean True on success. * * @since 12.2 */ public function publish(&$pks, $value = 1) { if (!parent::publish($pks, $value)) { return false; } return true; } /** * Method to perform batch operations on an item or a set of items. * * @param array $commands An array of commands to perform. * @param array $pks An array of item ids. * @param array $contexts An array of item contexts. * * @return boolean Returns true on success, false on failure. * * @since 12.2 */ public function batch($commands, $pks, $contexts) { // Sanitize ids. $pks = array_unique($pks); ArrayHelper::toInteger($pks); // Remove any values of zero. if (array_search(0, $pks, true)) { unset($pks[array_search(0, $pks, true)]); } if (empty($pks)) { $this->setError(JText::_('JGLOBAL_NO_ITEM_SELECTED')); return false; } $done = false; // Set some needed variables. $this->user = JFactory::getUser(); $this->table = $this->getTable(); $this->tableClassName = get_class($this->table); $this->contentType = new JUcmType; $this->type = $this->contentType->getTypeByTable($this->tableClassName); $this->canDo = SermondistributorHelper::getActions('external_source'); $this->batchSet = true; if (!$this->canDo->get('core.batch')) { $this->setError(JText::_('JLIB_APPLICATION_ERROR_INSUFFICIENT_BATCH_INFORMATION')); return false; } if ($this->type == false) { $type = new JUcmType; $this->type = $type->getTypeByAlias($this->typeAlias); } $this->tagsObserver = $this->table->getObserverOfClass('JTableObserverTags'); if (!empty($commands['move_copy'])) { $cmd = ArrayHelper::getValue($commands, 'move_copy', 'c'); if ($cmd == 'c') { $result = $this->batchCopy($commands, $pks, $contexts); if (is_array($result)) { foreach ($result as $old => $new) { $contexts[$new] = $contexts[$old]; } $pks = array_values($result); } else { return false; } } elseif ($cmd == 'm' && !$this->batchMove($commands, $pks, $contexts)) { return false; } $done = true; } if (!$done) { $this->setError(JText::_('JLIB_APPLICATION_ERROR_INSUFFICIENT_BATCH_INFORMATION')); return false; } // Clear the cache $this->cleanCache(); return true; } /** * Batch copy items to a new category or current. * * @param integer $values The new values. * @param array $pks An array of row IDs. * @param array $contexts An array of item contexts. * * @return mixed An array of new IDs on success, boolean false on failure. * * @since 12.2 */ protected function batchCopy($values, $pks, $contexts) { if (empty($this->batchSet)) { // Set some needed variables. $this->user = JFactory::getUser(); $this->table = $this->getTable(); $this->tableClassName = get_class($this->table); $this->canDo = SermondistributorHelper::getActions('external_source'); } if (!$this->canDo->get('external_source.create') && !$this->canDo->get('external_source.batch')) { return false; } // get list of unique fields $uniqueFields = $this->getUniqueFields(); // remove move_copy from array unset($values['move_copy']); // make sure published is set if (!isset($values['published'])) { $values['published'] = 0; } elseif (isset($values['published']) && !$this->canDo->get('external_source.edit.state')) { $values['published'] = 0; } $newIds = array(); // Parent exists so let's proceed while (!empty($pks)) { // Pop the first ID off the stack $pk = array_shift($pks); $this->table->reset(); // only allow copy if user may edit this item. if (!$this->user->authorise('external_source.edit', $contexts[$pk])) { // Not fatal error $this->setError(JText::sprintf('JLIB_APPLICATION_ERROR_BATCH_MOVE_ROW_NOT_FOUND', $pk)); continue; } // Check that the row actually exists if (!$this->table->load($pk)) { if ($error = $this->table->getError()) { // Fatal error $this->setError($error); return false; } else { // Not fatal error $this->setError(JText::sprintf('JLIB_APPLICATION_ERROR_BATCH_MOVE_ROW_NOT_FOUND', $pk)); continue; } } // Only for strings if (SermondistributorHelper::checkString($this->table->description) && !is_numeric($this->table->description)) { $this->table->description = $this->generateUnique('description',$this->table->description); } // insert all set values if (SermondistributorHelper::checkArray($values)) { foreach ($values as $key => $value) { if (strlen($value) > 0 && isset($this->table->$key)) { $this->table->$key = $value; } } } // update all unique fields if (SermondistributorHelper::checkArray($uniqueFields)) { foreach ($uniqueFields as $uniqueField) { $this->table->$uniqueField = $this->generateUnique($uniqueField,$this->table->$uniqueField); } } // Reset the ID because we are making a copy $this->table->id = 0; // TODO: Deal with ordering? // $this->table->ordering = 1; // Check the row. if (!$this->table->check()) { $this->setError($this->table->getError()); return false; } if (!empty($this->type)) { $this->createTagsHelper($this->tagsObserver, $this->type, $pk, $this->typeAlias, $this->table); } // Store the row. if (!$this->table->store()) { $this->setError($this->table->getError()); return false; } // Get the new item ID $newId = $this->table->get('id'); // Add the new ID to the array $newIds[$pk] = $newId; } // Clean the cache $this->cleanCache(); return $newIds; } /** * Batch move items to a new category * * @param integer $value The new category ID. * @param array $pks An array of row IDs. * @param array $contexts An array of item contexts. * * @return boolean True if successful, false otherwise and internal error is set. * * @since 12.2 */ protected function batchMove($values, $pks, $contexts) { if (empty($this->batchSet)) { // Set some needed variables. $this->user = JFactory::getUser(); $this->table = $this->getTable(); $this->tableClassName = get_class($this->table); $this->canDo = SermondistributorHelper::getActions('external_source'); } if (!$this->canDo->get('external_source.edit') && !$this->canDo->get('external_source.batch')) { $this->setError(JText::_('JLIB_APPLICATION_ERROR_BATCH_CANNOT_EDIT')); return false; } // make sure published only updates if user has the permission. if (isset($values['published']) && !$this->canDo->get('external_source.edit.state')) { unset($values['published']); } // remove move_copy from array unset($values['move_copy']); // Parent exists so we proceed foreach ($pks as $pk) { if (!$this->user->authorise('external_source.edit', $contexts[$pk])) { $this->setError(JText::_('JLIB_APPLICATION_ERROR_BATCH_CANNOT_EDIT')); return false; } // Check that the row actually exists if (!$this->table->load($pk)) { if ($error = $this->table->getError()) { // Fatal error $this->setError($error); return false; } else { // Not fatal error $this->setError(JText::sprintf('JLIB_APPLICATION_ERROR_BATCH_MOVE_ROW_NOT_FOUND', $pk)); continue; } } // insert all set values. if (SermondistributorHelper::checkArray($values)) { foreach ($values as $key => $value) { // Do special action for access. if ('access' === $key && strlen($value) > 0) { $this->table->$key = $value; } elseif (strlen($value) > 0 && isset($this->table->$key)) { $this->table->$key = $value; } } } // Check the row. if (!$this->table->check()) { $this->setError($this->table->getError()); return false; } if (!empty($this->type)) { $this->createTagsHelper($this->tagsObserver, $this->type, $pk, $this->typeAlias, $this->table); } // Store the row. if (!$this->table->store()) { $this->setError($this->table->getError()); return false; } } // Clean the cache $this->cleanCache(); return true; } /** * Method to save the form data. * * @param array $data The form data. * * @return boolean True on success. * * @since 1.6 */ public function save($data) { $input = JFactory::getApplication()->input; $filter = JFilterInput::getInstance(); // set the metadata to the Item Data if (isset($data['metadata']) && isset($data['metadata']['author'])) { $data['metadata']['author'] = $filter->clean($data['metadata']['author'], 'TRIM'); $metadata = new JRegistry; $metadata->loadArray($data['metadata']); $data['metadata'] = (string) $metadata; } // Set the filetypes string to JSON string. if (isset($data['filetypes'])) { $data['filetypes'] = (string) json_encode($data['filetypes']); } // Get the basic encryption key. $basickey = SermondistributorHelper::getCryptKey('basic'); // Get the encryption object $basic = new FOFEncryptAes($basickey); // Encrypt data oauthtoken. if (isset($data['oauthtoken']) && $basickey) { $data['oauthtoken'] = $basic->encryptString($data['oauthtoken']); } // Set the Params Items to data if (isset($data['params']) && is_array($data['params'])) { $params = new JRegistry; $params->loadArray($data['params']); $data['params'] = (string) $params; } // Alter the unique field for save as copy if ($input->get('task') === 'save2copy') { // Automatic handling of other unique fields $uniqueFields = $this->getUniqueFields(); if (SermondistributorHelper::checkArray($uniqueFields)) { foreach ($uniqueFields as $uniqueField) { $data[$uniqueField] = $this->generateUnique($uniqueField,$data[$uniqueField]); } } } if (parent::save($data)) { return true; } return false; } /** * Method to generate a unique value. * * @param string $field name. * @param string $value data. * * @return string New value. * * @since 3.0 */ protected function generateUnique($field,$value) { // set field value unique $table = $this->getTable(); while ($table->load(array($field => $value))) { $value = StringHelper::increment($value); } return $value; } /** * Method to change the title * * @param string $title The title. * * @return array Contains the modified title and alias. * */ protected function _generateNewTitle($title) { // Alter the title $table = $this->getTable(); while ($table->load(array('title' => $title))) { $title = StringHelper::increment($title); } return $title; } }