PHP PFApplicationHelper::setActiveProject方法代码示例

 /**
  * Method to auto-populate the model state.
  * Note: Calling getState in this method will result in recursion.
  *
  * @return    void
  */
 protected function populateState($ordering = 'a.created', $direction = 'asc')
 {
     // Initialise variables.
     $app = JFactory::getApplication();
     // Adjust the context to support modal layouts.
     if ($layout = JRequest::getVar('layout')) {
         $this->context .= '.' . $layout;
     }
     // Filter - Search
     $search = $this->getUserStateFromRequest($this->context . '.filter.search', 'filter_search');
     $this->setState('filter.search', $search);
     // Filter - Author
     $author_id = $app->getUserStateFromRequest($this->context . '.filter.author_id', 'filter_author_id');
     $this->setState('filter.author_id', $author_id);
     // Filter - State
     $published = $this->getUserStateFromRequest($this->context . '.filter.published', 'filter_published', '');
     $this->setState('filter.published', $published);
     // Filter - Access
     $access = $this->getUserStateFromRequest($this->context . '.filter.access', 'filter_access', '');
     $this->setState('filter.access', $access);
     // Filter - Topic
     $topic_id = $app->getUserStateFromRequest($this->context . '.filter.topic_id', 'filter_topic');
     $this->setState('filter.topic', $topic_id);
     $project = PFApplicationHelper::getActiveProjectId('filter_project');
     if (!$project && $topic_id > 0) {
         $query = $this->_db->getQuery(true);
         $query->select('project_id')->from('#__pf_topics')->where('id = ' . $this->_db->quote((int) $topic_id));
         $this->_db->setQuery($query);
         $project = (int) $this->_db->loadResult();
         PFApplicationHelper::setActiveProject($project);
     }
     $this->setState('filter.project', $project);
     // Disable author filter if no project or topic is selected
     if ($project <= 0 || $topic_id <= 0) {
         $this->setState('filter.author_id', '');
     }
     // List state information.
     parent::populateState($ordering, $direction);
 }

 /**
  * Method to save the form data.
  *
  * @param     array      The form data
  *
  * @return    boolean    True on success
  */
 public function save($data)
 {
     $record = $this->getTable();
     $key = $record->getKeyName();
     $pk = !empty($data[$key]) ? $data[$key] : (int) $this->getState($this->getName() . '.id');
     $is_new = true;
     if ($pk > 0) {
         if ($record->load($pk)) {
             $is_new = false;
         }
     }
     if (!$is_new) {
         $data['project_id'] = $record->project_id;
     }
     // Make sure the title and alias are always unique
     $data['alias'] = '';
     list($title, $alias) = $this->generateNewTitle($data['title'], $data['project_id'], $data['milestone_id'], $data['alias'], $pk);
     $data['title'] = $title;
     $data['alias'] = $alias;
     // Handle permissions and access level
     if (isset($data['rules'])) {
         $access = PFAccessHelper::getViewLevelFromRules($data['rules'], intval($data['access']));
         if ($access) {
             $data['access'] = $access;
         }
     } else {
         if ($is_new) {
             // Let the table class find the correct access level
             $data['access'] = 0;
         } else {
             // Keep the existing access in the table
             if (isset($data['access'])) {
                 unset($data['access']);
             }
         }
     }
     // Make item published by default if new
     if (!isset($data['state']) && $is_new) {
         $data['state'] = 1;
     }
     // Store the record
     if (parent::save($data)) {
         $id = $this->getState($this->getName() . '.id');
         // Load the just updated row
         $updated = $this->getTable();
         if ($updated->load($id) === false) {
             return false;
         }
         // Set the active project
         PFApplicationHelper::setActiveProject($updated->project_id);
         return true;
     }
     return false;
 }

 /**
  * Method to save the form data.
  *
  * @param     array      The form data
  *
  * @return    boolean    True on success
  */
 public function save($data)
 {
     $record = $this->getTable();
     $key = $record->getKeyName();
     $pk = !empty($data[$key]) ? $data[$key] : (int) $this->getState($this->getName() . '.id');
     $is_new = true;
     if ($pk > 0) {
         if ($record->load($pk)) {
             $is_new = false;
         }
     }
     if (!$is_new) {
         $data['project_id'] = $record->project_id;
     }
     // Make sure the title and alias are always unique
     $data['alias'] = '';
     list($title, $alias) = $this->generateNewTitle($data['title'], $data['project_id'], $data['alias'], $pk);
     $data['title'] = $title;
     $data['alias'] = $alias;
     // Handle permissions and access level
     if (isset($data['rules'])) {
         $access = PFAccessHelper::getViewLevelFromRules($data['rules'], intval($data['access']));
         if ($access) {
             $data['access'] = $access;
         }
     } else {
         if ($is_new) {
             // Let the table class find the correct access level
             $data['access'] = 0;
         } else {
             // Keep the existing access in the table
             if (isset($data['access'])) {
                 unset($data['access']);
             }
         }
     }
     // Make item published by default if new
     if (!isset($data['state']) && $is_new) {
         $data['state'] = 1;
     }
     // Store the record
     if (parent::save($data)) {
         $id = $this->getState($this->getName() . '.id');
         // Load the just updated row
         $updated = $this->getTable();
         if ($updated->load($id) === false) {
             return false;
         }
         // Set the active project
         PFApplicationHelper::setActiveProject($updated->project_id);
         // Add to watch list
         if ($is_new) {
             $cid = array($id);
             if (!$this->watch($cid, 1)) {
                 return false;
             }
         }
         // Store the attachments
         if (isset($data['attachment']) && PFApplicationHelper::exists('com_pfrepo')) {
             $attachments = $this->getInstance('Attachments', 'PFrepoModel');
             if (!$attachments->getState('item.type')) {
                 $attachments->setState('item.type', 'com_pfforum.topic');
             }
             if ($attachments->getState('item.id') == 0) {
                 $attachments->setState('item.id', $id);
             }
             if ((int) $attachments->getState('item.project') == 0) {
                 $attachments->setState('item.project', $updated->project_id);
             }
             if (!$attachments->save($data['attachment'])) {
                 $this->setError($attachments->getError());
                 return false;
             }
         }
         // Store the labels
         if (isset($data['labels'])) {
             $labels = $this->getInstance('Labels', 'PFModel');
             if ((int) $labels->getState('item.project') == 0) {
                 $labels->setState('item.project', $updated->project_id);
             }
             $labels->setState('item.type', 'com_pfforum.topic');
             $labels->setState('item.id', $id);
             if (!$labels->saveRefs($data['labels'])) {
                 return false;
             }
         }
         return true;
     }
     return false;
 }

 /**
  * Method to auto-populate the model state.
  * Note: Calling getState in this method will result in recursion.
  *
  * @return    void
  */
 protected function populateState()
 {
     // Initialise variables.
     $app = JFactory::getApplication();
     $table = $this->getTable();
     $key = $table->getKeyName();
     // Get the pk of the record from the request.
     $pk = JRequest::getInt($key);
     $this->setState($this->getName() . '.id', $pk);
     if ($pk) {
         $table = $this->getTable();
         if ($table->load($pk)) {
             $project = (int) $table->project_id;
             $this->setState($this->getName() . '.project', $project);
             PFApplicationHelper::setActiveProject($project);
         }
     } else {
         $project = PFApplicationHelper::getActiveProjectId('filter_project');
         if ($project) {
             $this->setState($this->getName() . '.project', $project);
         }
     }
     // Load the parameters.
     $value = JComponentHelper::getParams($this->option);
     $this->setState('params', $value);
 }

 function display($tpl = null)
 {
     // Initialise variables.
     $app = JFactory::getApplication();
     $dispatcher = JDispatcher::getInstance();
     $user = JFactory::getUser();
     $uid = $user->get('id');
     $item = $this->get('Item');
     $state = $this->get('State');
     $print = JRequest::getBool('print');
     // Check for errors.
     if (count($errors = $this->get('Errors'))) {
         JError::raiseWarning(500, implode("\n", $errors));
         return false;
     }
     // Check the view access.
     if (!$item->params->get('access-view')) {
         JError::raiseWarning(403, JText::_('JERROR_ALERTNOAUTHOR'));
         return false;
     }
     // Set active project
     if (!PFApplicationHelper::setActiveProject($item->project_id)) {
         JError::raiseWarning(403, JText::_('JERROR_ALERTNOAUTHOR'));
         return false;
     }
     // Merge milestone params. If this is single-milestone view, menu params override milestone params
     // Otherwise, milestone params override menu item params
     $params = $state->get('params');
     $active = $app->getMenu()->getActive();
     $temp = clone $params;
     // Check to see which parameters should take priority
     if ($active) {
         $current_link = $active->link;
         if (strpos($current_link, 'view=milestone') && strpos($current_link, '&id=' . (string) $item->id)) {
             $item->params->merge($temp);
             // Load layout from active query (in case it is an alternative menu item)
             if (isset($active->query['layout'])) {
                 $this->setLayout($active->query['layout']);
             }
         } else {
             // Merge the menu item params with the milestone params so that the milestone params take priority
             $temp->merge($item->params);
             $item->params = $temp;
             // Check for alternative layouts (since we are not in a single-milestone menu item)
             if ($layout = $item->params->get('milestone_layout')) {
                 $this->setLayout($layout);
             }
         }
     } else {
         // Merge so that milestone params take priority
         $temp->merge($item->params);
         $item->params = $temp;
         // Check for alternative layouts (since we are not in a single-milestone menu item)
         if ($layout = $item->params->get('milestone_layout')) {
             $this->setLayout($layout);
         }
     }
     $offset = $state->get('list.offset');
     // Fake some content item properties to avoid plugin issues
     PFObjectHelper::toContentItem($item);
     // Process the content plugins.
     JPluginHelper::importPlugin('content');
     $results = $dispatcher->trigger('onContentPrepare', array('com_pfmilestones.milestone', &$item, &$params, $offset));
     $item->event = new stdClass();
     $results = $dispatcher->trigger('onContentAfterTitle', array('com_pfmilestones.milestone', &$item, &$params, $offset));
     $item->event->afterDisplayTitle = trim(implode("\n", $results));
     $results = $dispatcher->trigger('onContentBeforeDisplay', array('com_pfmilestones.milestone', &$item, &$params, $offset));
     $item->event->beforeDisplayContent = trim(implode("\n", $results));
     $results = $dispatcher->trigger('onContentAfterDisplay', array('com_pfmilestones.milestone', &$item, &$params, $offset));
     $item->event->afterDisplayContent = trim(implode("\n", $results));
     // Escape strings for HTML output
     $this->pageclass_sfx = htmlspecialchars($item->params->get('pageclass_sfx'));
     // Assign references
     $this->assignRef('params', $params);
     $this->assignRef('state', $state);
     $this->assignRef('user', $user);
     $this->assignRef('item', $item);
     $this->assignRef('print', $print);
     $this->toolbar = $this->getToolbar();
     $this->_prepareDocument();
     parent::display($tpl);
 }

//.........这里部分代码省略.........
         if (!$table->bind($data)) {
             $this->setError($table->getError());
             return false;
         }
         // Prepare the row for saving
         $this->prepareTable($table);
         // Check the data.
         if (!$table->check()) {
             $this->setError($table->getError());
             return false;
         }
         // Trigger the onContentBeforeSave event.
         $result = $dispatcher->trigger($this->event_before_save, array($this->option . '.' . $this->name, &$table, $is_new));
         if (in_array(false, $result, true)) {
             $this->setError($table->getError());
             return false;
         }
         // Store the data.
         if (!$table->store()) {
             $this->setError($table->getError());
             return false;
         }
         $pk_name = $table->getKeyName();
         if (isset($table->{$pk_name})) {
             $this->setState($this->getName() . '.id', $table->{$pk_name});
         }
         $this->setState($this->getName() . '.new', $is_new);
         $id = $this->getState($this->getName() . '.id');
         // Load the just updated row
         $updated = $this->getTable();
         if ($updated->load($id) === false) {
             return false;
         }
         // Set the active project
         PFApplicationHelper::setActiveProject($updated->project_id);
         // Store entered rate in session
         if (isset($data['rate']) && !empty($data['rate']) && $data['rate'] != '0.00') {
             JFactory::getApplication()->setUserState('com_projectfork.jform_rate', $data['rate']);
         }
         // Add to watch list
         if ($is_new) {
             $cid = array($id);
             if (!$this->watch($cid, 1)) {
                 return false;
             }
         }
         // Store the attachments
         if (isset($data['attachment']) && PFApplicationHelper::exists('com_pfrepo')) {
             $attachments = $this->getInstance('Attachments', 'PFrepoModel');
             if (!$attachments->getState('item.type')) {
                 $attachments->setState('item.type', 'com_pftasks.task');
             }
             if ($attachments->getState('item.id') == 0) {
                 $attachments->setState('item.id', $this->getState($this->getName() . '.id'));
             }
             if ((int) $attachments->getState('item.project') == 0) {
                 $attachments->setState('item.project', $updated->project_id);
             }
             if (!$attachments->save($data['attachment'])) {
                 $this->setError($attachments->getError());
                 return false;
             }
         }
         // Store the labels
         if (isset($data['labels'])) {
             $labels = $this->getInstance('Labels', 'PFModel');
             if ((int) $labels->getState('item.project') == 0) {
                 $labels->setState('item.project', $updated->project_id);
             }
             $labels->setState('item.type', 'com_pftasks.task');
             $labels->setState('item.id', $id);
             if (!$labels->saveRefs($data['labels'])) {
                 return false;
             }
         }
         // Store the dependencies
         if (isset($data['dependency'])) {
             $taskrefs = $this->getInstance('TaskRefs', 'PFtasksModel');
             if ((int) $taskrefs->getState('item.project') == 0) {
                 $taskrefs->setState('item.project', $updated->project_id);
             }
             $taskrefs->setState('item.id', $id);
             if (!$taskrefs->save($data['dependency'])) {
                 return false;
             }
         }
         // Store users
         if (isset($data['users'])) {
             $this->saveUsers($id, $data['users']);
         }
         // Clean the cache.
         $this->cleanCache();
         // Trigger the onContentAfterSave event.
         $dispatcher->trigger($this->event_after_save, array($this->option . '.' . $this->name, &$table, $is_new));
     } catch (Exception $e) {
         $this->setError($e->getMessage());
         return false;
     }
     return true;
 }

 /**
  * Method to save the form data.
  *
  * @param     array      $data    The form data.
  *
  * @return    boolean             True on success, False on error.
  */
 public function save($data)
 {
     $record = $this->getTable();
     $key = $record->getKeyName();
     $pk = !empty($data[$key]) ? $data[$key] : (int) $this->getState($this->getName() . '.id');
     $is_new = true;
     $db = JFactory::getDbo();
     $query = $db->getQuery(true);
     if ($pk > 0) {
         if ($record->load($pk)) {
             $is_new = false;
         }
     }
     // Handle permissions and access level
     if (isset($data['rules'])) {
         $access = PFAccessHelper::getViewLevelFromRules($data['rules'], intval($data['access']));
         if ($access) {
             $data['access'] = $access;
         }
     } else {
         if ($is_new) {
             // Let the table class find the correct access level
             $data['access'] = 0;
         } else {
             // Keep the existing access in the table
             if (isset($data['access'])) {
                 unset($data['access']);
             }
         }
     }
     // Try to find the task title
     if (isset($data['task_id']) && $is_new) {
         $query->select('title')->from('#__pf_tasks')->where('id = ' . (int) $data['task_id']);
         $db->setQuery($query);
         $task_title = $db->loadResult();
         if ($task_title) {
             $data['task_title'] = $task_title;
         }
     }
     // Try to convert estimate string to time
     if (isset($data['log_time'])) {
         if (!is_numeric($data['log_time'])) {
             $log_time = strtotime($data['log_time']);
             if ($log_time === false || $log_time <= 0) {
                 $data['log_time'] = 1;
             } else {
                 $data['log_time'] = $log_time - time();
             }
         } else {
             // not a literal time, so convert minutes to secs
             $data['log_time'] = $data['log_time'] * 60;
         }
     }
     // Make item published by default if new
     if (!isset($data['state']) && $is_new) {
         $data['state'] = 1;
     }
     if (parent::save($data)) {
         $id = $this->getState($this->getName() . '.id');
         // Load the just updated row
         $updated = $this->getTable();
         if ($updated->load($id) === false) {
             return false;
         }
         // Set the active project
         PFApplicationHelper::setActiveProject($updated->project_id);
         // Store entered rate in session
         if (isset($data['rate']) && !empty($data['rate']) && $data['rate'] != '0.00' && $is_new) {
             JFactory::getApplication()->setUserState('com_projectfork.jform_rate', $data['rate']);
         }
         return true;
     }
     return false;
 }

 /**
  * Method to auto-populate the model state.
  * Note. Calling getState in this method will result in recursion.
  *
  * @return    void
  */
 protected function populateState()
 {
     $app = JFactory::getApplication();
     // Load state from the request.
     $pk = JRequest::getInt('id');
     $this->setState($this->getName() . '.id', $pk);
     $return = JRequest::getVar('return', null, 'default', 'base64');
     $this->setState('return_page', base64_decode($return));
     if ($pk) {
         $table = $this->getTable();
         if ($table->load($pk)) {
             $project = (int) $table->project_id;
             $this->setState($this->getName() . '.project', $project);
             PFApplicationHelper::setActiveProject($project);
             $dir_id = (int) $table->dir_id;
             $this->setState($this->getName() . '.dir_id', $dir_id);
         }
     } else {
         $dir_id = JRequest::getUInt('filter_parent_id', 0);
         $this->setState($this->getName() . '.dir_id', $dir_id);
         $project = (int) $app->getUserStateFromRequest('com_projectfork.project.active.id', 'filter_project', '');
         if ($project) {
             $this->setState($this->getName() . '.project', $project);
             PFApplicationHelper::setActiveProject($project);
         } elseif ($dir_id) {
             $table = $this->getTable('Directory');
             if ($table->load($dir_id)) {
                 $project = (int) $table->project_id;
                 $this->setState($this->getName() . '.project', $project);
                 PFApplicationHelper::setActiveProject($project);
             }
         }
     }
     // Load the parameters.
     $params = $app->getParams();
     $this->setState('params', $params);
     $this->setState('layout', JRequest::getCmd('layout'));
 }

 /**
  * Method to auto-populate the model state.
  * Note. Calling getState in this method will result in recursion.
  *
  * @return    void
  */
 protected function populateState()
 {
     $app = JFactory::getApplication();
     // Load state from the request.
     $pk = JRequest::getInt('id');
     $this->setState($this->getName() . '.id', $pk);
     $return = JRequest::getVar('return', null, 'default', 'base64');
     $this->setState('return_page', base64_decode($return));
     // Load the parameters.
     $params = $app->getParams();
     $this->setState('params', $params);
     $this->setState('layout', JRequest::getCmd('layout'));
     if ($pk) {
         $table = $this->getTable();
         if ($table->load($pk)) {
             $project = (int) $table->project_id;
             $this->setState($this->getName() . '.project', $project);
             PFApplicationHelper::setActiveProject($project);
             $topic = (int) $table->topic_id;
             $this->setState($this->getName() . '.topic', $topic);
         }
     } else {
         $topic = JRequest::getUInt('filter_topic', 0);
         $this->setState($this->getName() . '.topic', $topic);
         $project = PFApplicationHelper::getActiveProjectId('filter_project');
         if ($project) {
             $this->setState($this->getName() . '.project', $project);
         } elseif ($topic) {
             $table = $this->getTable('Topic');
             if ($table->load($topic)) {
                 $project = (int) $table->project_id;
                 $this->setState($this->getName() . '.project', $project);
                 PFApplicationHelper::setActiveProject($project);
             }
         }
     }
 }

 /**
  * Method to save the form data.
  *
  * @param     array      The form data
  * @return    boolean    True on success
  */
 public function save($data)
 {
     $table = $this->getTable();
     $key = $table->getKeyName();
     $pk = !empty($data[$key]) ? $data[$key] : (int) $this->getState($this->getName() . '.id');
     $is_new = true;
     $old = null;
     // Include the content plugins for the on save events.
     JPluginHelper::importPlugin('content');
     $dispatcher = JDispatcher::getInstance();
     // Allow an exception to be thrown.
     try {
         if ($pk > 0) {
             if ($table->load($pk)) {
                 $is_new = false;
                 $old = clone $table;
             }
         }
         if (!$is_new) {
             $data['project_id'] = $table->project_id;
         }
         // Make sure the title and alias are always unique
         $data['alias'] = '';
         list($title, $alias) = $this->generateNewTitle($data['title'], $data['project_id'], $data['alias'], $pk);
         $data['title'] = $title;
         $data['alias'] = $alias;
         // Handle permissions and access level
         if (isset($data['rules'])) {
             $access = PFAccessHelper::getViewLevelFromRules($data['rules'], intval($data['access']));
             if ($access) {
                 $data['access'] = $access;
             }
         } else {
             if ($is_new) {
                 // Let the table class find the correct access level
                 $data['access'] = 0;
             } else {
                 // Keep the existing access in the table
                 if (isset($data['access'])) {
                     unset($data['access']);
                 }
             }
         }
         // Make item published by default if new
         if (!isset($data['state']) && $is_new) {
             $data['state'] = 1;
         }
         // Bind the data.
         if (!$table->bind($data)) {
             $this->setError($table->getError());
             return false;
         }
         // Prepare the row for saving
         $this->prepareTable($table);
         // Check the data.
         if (!$table->check()) {
             $this->setError($table->getError());
             return false;
         }
         // Trigger the onContentBeforeSave event.
         $result = $dispatcher->trigger($this->event_before_save, array($this->option . '.' . $this->name, &$table, $is_new));
         if (in_array(false, $result, true)) {
             $this->setError($table->getError());
             return false;
         }
         // Store the data.
         if (!$table->store()) {
             $this->setError($table->getError());
             return false;
         }
         $pk_name = $table->getKeyName();
         if (isset($table->{$pk_name})) {
             $this->setState($this->getName() . '.id', $table->{$pk_name});
         }
         $this->setState($this->getName() . '.new', $is_new);
         $id = $this->getState($this->getName() . '.id');
         // Set the active project
         PFApplicationHelper::setActiveProject($table->project_id);
         // Add to watch list
         if ($is_new) {
             $cid = array($id);
             if (!$this->watch($cid, 1)) {
                 return false;
             }
         }
         // Store the attachments
         if (isset($data['attachment']) && PFApplicationHelper::exists('com_pfrepo')) {
             $attachments = $this->getInstance('Attachments', 'PFrepoModel');
             if (!$attachments->getState('item.type')) {
                 $attachments->setState('item.type', 'com_pfmilestones.milestone');
             }
             if ($attachments->getState('item.id') == 0) {
                 $attachments->setState('item.id', $id);
             }
//.........这里部分代码省略.........

 /**
  * Method to get the record form.
  *
  * @param     array      Data for the form.
  * @param     boolean    True if the form is to load its own data (default case), false if not.
  *
  * @return    mixed      A JForm object on success, false on failure
  */
 public function getForm($data = array(), $loadData = true)
 {
     // Get the form.
     $form = $this->loadForm('com_pfprojects.project', 'project', array('control' => 'jform', 'load_data' => $loadData));
     if (empty($form)) {
         return false;
     }
     $jinput = JFactory::getApplication()->input;
     $user = JFactory::getUser();
     $id = (int) $jinput->get('id', 0);
     // Check for existing item.
     // Modify the form based on Edit State access controls.
     if ($id != 0 && !$user->authorise('core.edit.state', 'com_pfprojects.project.' . $id) || $id == 0 && !$user->authorise('core.edit.state', 'com_pfprojects')) {
         // Disable fields for display.
         $form->setFieldAttribute('state', 'disabled', 'true');
         $form->setFieldAttribute('start_date', 'disabled', 'true');
         $form->setFieldAttribute('end_date', 'disabled', 'true');
         // Disable fields while saving.
         $form->setFieldAttribute('state', 'filter', 'unset');
         $form->setFieldAttribute('start_date', 'filter', 'unset');
         $form->setFieldAttribute('end_date', 'filter', 'unset');
     }
     // Always disable these fields while saving
     $form->setFieldAttribute('alias', 'filter', 'unset');
     // Disable these fields if not an admin
     if (!$user->authorise('core.admin', 'com_pfprojects') && !$user->authorise('core.manage', 'com_pfprojects')) {
         $form->setFieldAttribute('access', 'disabled', 'true');
         $form->setFieldAttribute('access', 'filter', 'unset');
         $form->setFieldAttribute('rules', 'disabled', 'true');
         $form->setFieldAttribute('rules', 'filter', 'unset');
     }
     if ($id) {
         // Set the project as active when editing
         PFApplicationHelper::setActiveProject($id);
     }
     return $form;
 }

 /**
  * Method to auto-populate the model state.
  * Note: Calling getState in this method will result in recursion.
  *
  * @return    void
  */
 protected function populateState($ordering = 'a.title', $direction = 'asc')
 {
     // Initialise variables.
     $app = JFactory::getApplication();
     $params = $app->getParams();
     // Adjust the context to support modal layouts.
     if ($layout = JRequest::getVar('layout')) {
         $this->context .= '.' . $layout;
     }
     // Set Params
     $this->setState('params', $params);
     // Config - Count elements
     $this->setState('list.count_elements', (int) $params->get('show_element_count'));
     // Filter - Search
     $search = $this->getUserStateFromRequest($this->context . '.filter.search', 'filter_search');
     $this->setState('filter.search', $search);
     // Filter - Access
     $access = $this->getUserStateFromRequest($this->context . '.filter.access', 'filter_access', '');
     $this->setState('filter.access', $access);
     // Filter - Project
     $project = PFApplicationHelper::getActiveProjectId('filter_project');
     // Filter - Author
     $author_id = $app->getUserStateFromRequest($this->context . '.filter.author_id', 'filter_author_id');
     $this->setState('filter.author_id', $author_id);
     // Filter - Labels
     $labels = (array) JRequest::getVar('filter_label', array(), 'post', 'array');
     $this->setState('filter.labels', $labels);
     // Filter - Directory
     $parent_id = JRequest::getVar('filter_parent_id');
     // Get the path
     $path = str_replace(':', '-', JRequest::getVar('path'));
     if (!$parent_id && !empty($path) && $project > 0) {
         // No parent folder given. Try to find it from the path
         $dir = $this->getInstance('DirectoryForm', 'PFrepoModel', $config = array('ignore_request' => true));
         $item = $dir->getItemFromProjectPath($project, $path);
         if ($item) {
             $parent_id = $item->id;
             JRequest::setVar('filter_parent_id', $parent_id);
         }
     }
     // If no parent folder is given, find the repo dir of the project
     if (empty($parent_id) && $project > 0) {
         $params = PFApplicationHelper::getProjectParams();
         $repo = (int) $params->get('repo_dir');
         if ($repo) {
             $parent_id = (int) $repo;
         }
     } elseif (is_numeric($parent_id) && $project <= 0) {
         // If a folder is selected, but no project, find the project id of the folder
         if ($project === "") {
             $parent_id = 1;
             $project = 0;
         } else {
             $dir = $this->getInstance('DirectoryForm', 'PFrepoModel', $config = array('ignore_request' => true));
             $item = $dir->getItem((int) $parent_id);
             if ($item->id > 0) {
                 if ($item->parent_id == '1') {
                     $project = $item->project_id;
                 } else {
                     $parent_id = 1;
                     $project = 0;
                 }
             } else {
                 $parent_id = 1;
                 $project = 0;
             }
         }
     } elseif ($project <= 0 && empty($parent_id)) {
         $parent_id = 1;
         $project = 0;
     }
     if (JRequest::getVar('filter_project', null, 'post') === '0') {
         $parent_id = 1;
         $project = 0;
     }
     PFApplicationHelper::setActiveProject($project);
     $this->setState('filter.project', $project);
     $this->setState('filter.parent_id', $parent_id);
     // Override the user input to control the other models
     JRequest::setVar('filter_parent_id', $parent_id);
     JRequest::setVar('filter_project', $project);
     // Handle list limit
     JRequest::setVar('limit', $app->getCfg('list_limit'));
     // Do not allow to filter by author if no project is selected
     if ($project <= 0) {
         $this->setState('filter.labels', array());
         $this->setState('filter.author_id', '');
         $labels = array();
         $author_id = '';
     }
     // Filter - Is set
     $this->setState('filter.isset', !empty($search) || count($labels) || is_numeric($author_id));
     // List state information.
     parent::populateState($ordering, $direction);
//.........这里部分代码省略.........

 /**
  * Method to get the data of a project.
  *
  * @param     integer    The id of the item.
  *
  * @return    mixed      Item data object on success, false on failure.
  */
 public function &getItem($pk = null)
 {
     // Initialise variables.
     $pk = !empty($pk) ? $pk : (int) $this->getState('filter.project');
     if ($this->_item === null) {
         $this->_item = array();
     }
     if (!$pk) {
         $this->_item[$pk] = null;
         return $this->_item[$pk];
     }
     if (!isset($this->_item[$pk])) {
         try {
             $query = $this->_db->getQuery(true);
             $query->select($this->getState('item.select', 'a.id, a.asset_id, a.title, a.alias, a.description AS text, ' . 'a.created, a.created_by, a.modified_by, a.checked_out, a.checked_out_time, ' . 'a.attribs, a.access, a.state, a.start_date, a.end_date'));
             $query->from('#__pf_projects AS a');
             // Join on user table.
             $query->select('u.name AS author')->join('LEFT', '#__users AS u on u.id = a.created_by')->where('a.id = ' . (int) $pk);
             $this->_db->setQuery($query);
             $data = $this->_db->loadObject();
             if ($error = $this->_db->getErrorMsg()) {
                 throw new Exception($error);
             }
             if (empty($data)) {
                 if (PFApplicationHelper::getActiveProjectId() == $pk) {
                     PFApplicationHelper::setActiveProject(0);
                     $this->_item[$pk] = null;
                     return $this->_item[$pk];
                 }
                 return JError::raiseError(404, JText::_('COM_PROJECTFORK_ERROR_PROJECT_NOT_FOUND'));
             }
             // Convert parameter fields to objects.
             $registry = new JRegistry();
             $registry->loadString($data->attribs);
             $data->params = clone $this->getState('params');
             $data->params->merge($registry);
             // Get the attachments
             if (PFApplicationHelper::exists('com_pfrepo')) {
                 $attachments = $this->getInstance('Attachments', 'PFrepoModel');
                 $data->attachments = $attachments->getItems('com_pfprojects.project', $data->id);
             } else {
                 $data->attachments = array();
             }
             // Compute selected asset permissions.
             $user = JFactory::getUser();
             // Technically guest could edit the item, but lets not check that to improve performance a little.
             if (!$user->get('guest')) {
                 $uid = $user->get('id');
                 $access = PFprojectsHelper::getActions($data->id);
                 // Check general edit permission first.
                 if ($access->get('core.edit')) {
                     $data->params->set('access-edit', true);
                 } elseif (!empty($uid) && $access->get('core.edit.own')) {
                     // Check for a valid user and that they are the owner.
                     if ($uid == $data->created_by) {
                         $data->params->set('access-edit', true);
                     }
                 }
             }
             // Compute view access permissions.
             if ($access = $this->getState('filter.access')) {
                 // If the access filter has been set, we already know this user can view.
                 $data->params->set('access-view', true);
             } else {
                 // If no access filter is set, the layout takes some responsibility for display of limited information.
                 $user = JFactory::getUser();
                 $groups = $user->getAuthorisedViewLevels();
                 $data->params->set('access-view', in_array($data->access, $groups));
             }
             $this->_item[$pk] = $data;
         } catch (JException $e) {
             if ($e->getCode() == 404) {
                 // Need to go thru the error handler to allow Redirect to work.
                 JError::raiseError(404, $e->getMessage());
             } else {
                 $this->setError($e);
                 $this->_item[$pk] = false;
             }
         }
     }
     return $this->_item[$pk];
 }

 /**
  * Method to auto-populate the model state.
  * Note: Calling getState in this method will result in recursion.
  *
  * @return    void
  */
 protected function populateState($ordering = 'a.title', $direction = 'asc')
 {
     // Initialise variables.
     $params = JComponentHelper::getParams('com_pfrepo');
     $app = JFactory::getApplication();
     // Adjust the context to support modal layouts.
     if ($layout = JRequest::getVar('layout')) {
         $this->context .= '.' . $layout;
     }
     // Config - Count elements
     $this->setState('list.count_elements', (int) $params->get('show_element_count'));
     // Filter - Search
     $search = $this->getUserStateFromRequest($this->context . '.filter.search', 'filter_search');
     $this->setState('filter.search', $search);
     // Filter - Access
     $access = $this->getUserStateFromRequest($this->context . '.filter.access', 'filter_access', '');
     $this->setState('filter.access', $access);
     // Filter - Project
     $project = PFApplicationHelper::getActiveProjectId('filter_project');
     // Filter - Author
     $author_id = $app->getUserStateFromRequest($this->context . '.filter.author_id', 'filter_author_id');
     $this->setState('filter.author_id', $author_id);
     // Filter - Directory
     $parent_id = JRequest::getVar('filter_parent_id');
     // If no parent folder is given (or in root), find the repo dir of the project
     if ($parent_id <= 1 && $project) {
         $params = PFApplicationHelper::getProjectParams();
         $repo = (int) $params->get('repo_dir');
         if ($repo) {
             $parent_id = (int) $repo;
         }
     } elseif ($parent_id > 1 && !$project) {
         // If a folder is selected, but no project active, find the project id of the folder
         $query = $this->_db->getQuery(true);
         $query->select('project_id')->from('#__pf_repo_dirs')->where('id = ' . (int) $parent_id);
         $this->_db->setQuery($query);
         $project = (int) $this->_db->loadResult();
         // If no project was found, return to the repo root
         if (!$project) {
             $parent_id = 1;
         }
     } elseif (empty($parent_id) && !$project) {
         $parent_id = 1;
         $project = 0;
     }
     if (JRequest::getVar('filter_project', null, 'post') === '0') {
         $parent_id = 1;
         $project = 0;
     }
     PFApplicationHelper::setActiveProject($project);
     $this->setState('filter.project', $project);
     $this->setState('filter.parent_id', $parent_id);
     // Override the user input to control the other models
     JRequest::setVar('filter_parent_id', $parent_id);
     JRequest::setVar('filter_project', $project);
     // Handle list limit
     if ($project) {
         JRequest::setVar('limit', 0);
     } else {
         if (JRequest::getVar('limit') === null) {
             JRequest::setVar('limit', $app->getCfg('list_limit'));
         }
     }
     // List state information.
     parent::populateState($ordering, $direction);
 }

 /**
  * Method to auto-populate the model state.
  * Note. Calling getState in this method will result in recursion.
  *
  * @return    void
  */
 protected function populateState($ordering = 'a.created', $direction = 'ASC')
 {
     $app = JFactory::getApplication();
     // Adjust the context to support modal layouts.
     $layout = JRequest::getCmd('layout');
     // View Layout
     $this->setState('layout', $layout);
     if ($layout) {
         $this->context .= '.' . $layout;
     }
     // Params
     $value = $app->getParams();
     $this->setState('params', $value);
     // State
     $state = $app->getUserStateFromRequest($this->context . '.filter.published', 'filter_published', '');
     $this->setState('filter.published', $state);
     // Filter - Topic
     $topic = JRequest::getCmd('filter_topic', '');
     $this->setState('filter.topic', $topic);
     // Filter - Project
     $project = PFApplicationHelper::getActiveProjectId('filter_project');
     if (!$project && $topic > 0) {
         $db = JFactory::getDbo();
         $query = $db->getQuery(true);
         $query->select('project_id')->from('#__pf_topics')->where('id = ' . $db->quote((int) $topic));
         $db->setQuery($query);
         $project = (int) $db->loadResult();
         PFApplicationHelper::setActiveProject($project);
     }
     $this->setState('filter.project', $project);
     if ($topic) {
         $access = PFforumHelper::getActions($topic);
     } else {
         $access = PFforumHelper::getReplyActions();
     }
     // Filter on published for those who do not have edit or edit.state rights.
     if (!$access->get('core.edit.state') && !$access->get('core.edit')) {
         $this->setState('filter.published', 1);
         $state = '';
     }
     // Filter - Search
     $value = JRequest::getString('filter_search', '');
     $this->setState('filter.search', $value);
     // Filter - Author
     $author = $app->getUserStateFromRequest($this->context . '.filter.author', 'filter_author', '');
     $this->setState('filter.author', $author);
     // Do not allow to filter by author if no project is selected
     if (!is_numeric($project) || intval($project) == 0) {
         $this->setState('filter.author', '');
         $author = '';
     }
     // Filter - Is set
     $this->setState('filter.isset', is_numeric($state) || !empty($search) || is_numeric($author));
     // Call parent method
     parent::populateState($ordering, $direction);
 }