PHP Utilities\ArrayHelper类代码示例

 /**
  * Create a thumbnail from an image file.
  *
  * <code>
  * $myFile   = "/tmp/myfile.jpg";
  *
  * $options = array(
  *     "destination" => "image/mypic.jpg",
  *     "width" => 200,
  *     "height" => 200,
  *     "scale" => JImage::SCALE_INSIDE
  * );
  *
  * $file = new PrismFileImage($myFile);
  * $file->createThumbnail($options);
  *
  * </code>
  *
  * @param  array $options Some options used in the process of generating thumbnail.
  *
  * @throws \InvalidArgumentException
  * @throws \RuntimeException
  *
  * @return string A location to the new file.
  */
 public function createThumbnail($options)
 {
     $width = ArrayHelper::getValue($options, "width", 100);
     $height = ArrayHelper::getValue($options, "height", 100);
     $scale = ArrayHelper::getValue($options, "scale", \JImage::SCALE_INSIDE);
     $destination = ArrayHelper::getValue($options, "destination");
     if (!$destination) {
         throw new \InvalidArgumentException(\JText::_("LIB_PRISM_ERROR_INVALID_FILE_DESTINATION"));
     }
     // Generate thumbnail.
     $image = new \JImage();
     $image->loadFile($this->file);
     if (!$image->isLoaded()) {
         throw new \RuntimeException(\JText::sprintf('LIB_PRISM_ERROR_FILE_NOT_FOUND', $this->file));
     }
     // Resize the file as a new object
     $thumb = $image->resize($width, $height, true, $scale);
     $fileName = basename($this->file);
     $ext = \JString::strtolower(\JFile::getExt(\JFile::makeSafe($fileName)));
     switch ($ext) {
         case "gif":
             $type = IMAGETYPE_GIF;
             break;
         case "png":
             $type = IMAGETYPE_PNG;
             break;
         case IMAGETYPE_JPEG:
         default:
             $type = IMAGETYPE_JPEG;
     }
     $thumb->toFile($destination, $type);
     return $destination;
 }

 /**
  * Method to toggle the featured setting of a list of contacts.
  *
  * @return  void
  *
  * @since   1.6
  */
 public function featured()
 {
     // Check for request forgeries
     JSession::checkToken() or jexit(JText::_('JINVALID_TOKEN'));
     $ids = $this->input->get('cid', array(), 'array');
     $values = array('featured' => 1, 'unfeatured' => 0);
     $task = $this->getTask();
     $value = ArrayHelper::getValue($values, $task, 0, 'int');
     // Get the model.
     /** @var ContactModelContact $model */
     $model = $this->getModel();
     // Access checks.
     foreach ($ids as $i => $id) {
         $item = $model->getItem($id);
         if (!JFactory::getUser()->authorise('core.edit.state', 'com_contact.category.' . (int) $item->catid)) {
             // Prune items that you can't change.
             unset($ids[$i]);
             JError::raiseNotice(403, JText::_('JLIB_APPLICATION_ERROR_EDITSTATE_NOT_PERMITTED'));
         }
     }
     if (empty($ids)) {
         JError::raiseWarning(500, JText::_('COM_CONTACT_NO_ITEM_SELECTED'));
     } else {
         // Publish the items.
         if (!$model->featured($ids, $value)) {
             JError::raiseWarning(500, $model->getError());
         }
     }
     $this->setRedirect('index.php?option=com_contact&view=contacts');
 }

 /**
  * Load data about updates from database by project ID.
  *
  * <code>
  * $options = array(
  *     "project_id" => 1, // It can also be an array with IDs.
  *     "period" => 7, // Period in days
  *     "limit" => 10 // Limit the results
  * );
  *
  * $updates   = new Crowdfunding\Updates(\JFactory::getDbo());
  * $updates->load($options);
  *
  * foreach($updates as $item) {
  *      echo $item->title;
  *      echo $item->record_date;
  * }
  * </code>
  *
  * @param array $options
  */
 public function load(array $options = array())
 {
     $query = $this->db->getQuery(true);
     $query->select('a.id, a.title, a.description, a.record_date, a.project_id')->from($this->db->quoteName('#__crowdf_updates', 'a'));
     // Filter by IDs.
     $ids = ArrayHelper::getValue($options, 'ids', array(), 'array');
     if (count($ids) > 0) {
         $query->where('a.ids IN (' . implode(',', $ids) . ')');
     }
     // Filter by project ID.
     $projectId = ArrayHelper::getValue($options, 'project_id', 0, 'int');
     if ($projectId > 0) {
         $query->where('a.project_id = ' . (int) $projectId);
     }
     // Filter by period.
     $period = ArrayHelper::getValue($options, 'period', 0, 'int');
     if ($period > 0) {
         $query->where('a.record_date >= DATE_SUB(NOW(), INTERVAL ' . $period . ' DAY)');
     }
     // Set limit.
     $limit = ArrayHelper::getValue($options, 'limit', 0, 'int');
     if ($limit > 0) {
         $this->db->setQuery($query, 0, $limit);
     } else {
         $this->db->setQuery($query);
     }
     $this->items = (array) $this->db->loadAssocList();
 }

 /**
  * Shows the data formatted for the list view
  *
  * @param   string    $data      Elements data
  * @param   stdClass  &$thisRow  All the data in the lists current row
  * @param   array     $opts      Rendering options
  *
  * @return  string	formatted value
  */
 public function renderListData($data, stdClass &$thisRow, $opts = array())
 {
     $listModel = $this->getListModel();
     $params = $this->getParams();
     $w = (int) $params->get('fb_gm_table_mapwidth');
     $h = (int) $params->get('fb_gm_table_mapheight');
     $z = (int) $params->get('fb_gm_table_zoomlevel');
     $data = FabrikWorker::JSONtoData($data, true);
     foreach ($data as $i => &$d) {
         if ($params->get('fb_gm_staticmap_tableview')) {
             $d = $this->_staticMap($d, $w, $h, $z, $i, true, ArrayHelper::fromObject($thisRow));
         }
         if ($params->get('icon_folder') == '1' && ArrayHelper::getValue($opts, 'icon', 1)) {
             // $$$ rob was returning here but that stopped us being able to use links and icons together
             $d = $this->replaceWithIcons($d, 'list', $listModel->getTmpl());
         } else {
             if (!$params->get('fb_gm_staticmap_tableview')) {
                 $d = $params->get('fb_gm_staticmap_tableview_type_coords', 'num') == 'dms' ? $this->_dmsformat($d) : $this->_microformat($d);
             }
         }
         if (ArrayHelper::getValue($opts, 'rollover', 1)) {
             $d = $this->rollover($d, $thisRow, 'list');
         }
         if (ArrayHelper::getValue($opts, 'link', 1)) {
             $d = $listModel->_addLink($d, $this, $thisRow, $i);
         }
     }
     return $this->renderListDataFinal($data);
 }

 public function save($key = null, $urlVar = null)
 {
     JSession::checkToken() or jexit(JText::_('JINVALID_TOKEN'));
     $data = $this->input->post->get('jform', array(), 'array');
     $itemId = ArrayHelper::getValue($data, "id");
     $redirectData = array("task" => $this->getTask(), "id" => $itemId);
     $model = $this->getModel();
     /** @var $model GamificationModelRank */
     $form = $model->getForm($data, false);
     /** @var $form JForm */
     if (!$form) {
         throw new Exception(JText::_("COM_GAMIFICATION_ERROR_FORM_CANNOT_BE_LOADED"), 500);
     }
     // Validate the form
     $validData = $model->validate($form, $data);
     // Check for errors
     if ($validData === false) {
         $this->displayNotice($form->getErrors(), $redirectData);
         return;
     }
     try {
         $itemId = $model->save($validData);
         $redirectData["id"] = $itemId;
     } catch (Exception $e) {
         JLog::add($e->getMessage());
         throw new Exception(JText::_('COM_GAMIFICATION_ERROR_SYSTEM'));
     }
     $this->displayMessage(JText::_('COM_GAMIFICATION_LEVEL_SAVED'), $redirectData);
 }

 /**
  * Get the lists that contain events
  *
  * @return array
  */
 public function &getEventLists()
 {
     if (is_null($this->eventLists)) {
         $this->eventLists = array();
         $db = FabrikWorker::getDbo(true);
         $params = $this->getParams();
         $lists = (array) $params->get('calendar_table');
         $lists = ArrayHelper::toInteger($lists);
         $dateFields = (array) $params->get('calendar_startdate_element');
         $dateFields2 = (array) $params->get('calendar_enddate_element');
         $labels = (array) $params->get('calendar_label_element');
         $stati = (array) $params->get('status_element');
         $colours = (array) $params->get('colour');
         $query = $db->getQuery(true);
         $query->select('id AS value, label AS text')->from('#__{package}_lists')->where('id IN (' . implode(',', $lists) . ')');
         $db->setQuery($query);
         $rows = $db->loadObjectList();
         for ($i = 0; $i < count($rows); $i++) {
             if (!isset($colours[$i])) {
                 $colours[$i] = '';
             }
             if (!isset($stati[$i])) {
                 $stati[$i] = '';
             }
             $rows[$i]->startdate_element = $dateFields[$i];
             $rows[$i]->enddate_element = FArrayHelper::getValue($dateFields2, $i);
             $rows[$i]->label_element = $labels[$i];
             $rows[$i]->status = FArrayHelper::getValue($stati, $i, '');
             $rows[$i]->colour = $colours[$i];
         }
         $this->eventLists = $rows;
     }
     return $this->eventLists;
 }

 /**
  * Method to set the publishing state for a row or list of rows in the database
  * table. The method respects checked out rows by other users and will attempt
  * to checkin rows that it can after adjustments are made.
  *
  * @param   mixed    $pks     An array of primary key values to update.  If not
  *                            set the instance property value is used. [optional]
  * @param   integer  $state   The publishing state. eg. [0 = unpublished, 1 = published] [optional]
  * @param   integer  $userId  The user id of the user performing the operation. [optional]
  *
  * @return  boolean  True on success.
  *
  * @since   2.5
  */
 public function publish($pks = null, $state = 1, $userId = 0)
 {
     $k = $this->_tbl_key;
     // Sanitize input.
     $pks = ArrayHelper::toInteger($pks);
     $state = (int) $state;
     // If there are no primary keys set check to see if the instance key is set.
     if (empty($pks)) {
         if ($this->{$k}) {
             $pks = array($this->{$k});
         } else {
             $this->setError(JText::_('JLIB_DATABASE_ERROR_NO_ROWS_SELECTED'));
             return false;
         }
     }
     // Build the WHERE clause for the primary keys.
     $where = $k . '=' . implode(' OR ' . $k . '=', $pks);
     // Update the publishing state for rows with the given primary keys.
     $query = $this->_db->getQuery(true)->update($this->_db->quoteName($this->_tbl))->set($this->_db->quoteName('state') . ' = ' . (int) $state)->where($where);
     $this->_db->setQuery($query);
     try {
         $this->_db->execute();
     } catch (RuntimeException $e) {
         $this->setError($e->getMessage());
         return false;
     }
     // If the JTable instance value is in the list of primary keys that were set, set the instance.
     if (in_array($this->{$k}, $pks)) {
         $this->state = $state;
     }
     $this->setError('');
     return true;
 }

 /**
  * Get the foreign keys value.
  *
  * @return  mixed string|int
  */
 protected function fkData()
 {
     if (!isset($this->fkData)) {
         /** @var FabrikFEModelForm $formModel */
         $formModel = $this->getModel();
         $params = $this->getParams();
         $this->fkData = array();
         // Get the foreign key element
         $fkElement = $this->fkElement();
         if ($fkElement) {
             $fkElementKey = $fkElement->getFullName();
             $this->fkData = json_decode(FArrayHelper::getValue($formModel->formData, $fkElementKey));
             if (is_object($this->fkData)) {
                 $this->fkData = ArrayHelper::fromObject($this->fkData);
             }
             $fkEval = $params->get('foreign_key_eval', '');
             if ($fkEval !== '') {
                 $fkData = $this->fkData;
                 $eval = eval($fkEval);
                 if ($eval !== false) {
                     $this->fkData = $eval;
                 }
             }
         }
     }
     return $this->fkData;
 }

 /**
  * Load transactions from database.
  *
  * <code>
  * $options = array(
  *     "ids" => array(1,2,3),
  *     "txn_status" => "completed"
  * );
  *
  * $transactions    = new Crowdfunding\Transactions(\JFactory::getDbo());
  * $transactions->load($options);
  *
  * foreach($transactions as $transaction) {
  *   echo $transaction->txn_id;
  *   echo $transaction->txn_amount;
  * }
  *
  * </code>
  *
  * @param array $options
  *
  * @throws \UnexpectedValueException
  */
 public function load($options = array())
 {
     $ids = !isset($options["ids"]) ? null : (array) $options["ids"];
     if (!is_array($ids) or !$ids) {
         return;
     }
     ArrayHelper::toInteger($ids);
     // Load project data
     $query = $this->db->getQuery(true);
     $query->select("a.id, a.txn_date, a.txn_id, a.txn_amount, a.txn_currency, a.txn_status, " . "a.extra_data, a.status_reason, a.project_id, a.reward_id, a.investor_id, " . "a.receiver_id, a.service_provider, a.reward_state")->from($this->db->quoteName("#__crowdf_transactions", "a"))->where("a.id IN ( " . implode(",", $ids) . " )");
     // Filter by status.
     $status = ArrayHelper::getValue($options, "txn_status", null, "cmd");
     if (!empty($status)) {
         $query->where("a.txn_status = " . $this->db->quote($status));
     }
     $this->db->setQuery($query);
     $results = $this->db->loadObjectList();
     // Convert JSON string into an array.
     if (!empty($results)) {
         foreach ($results as $key => $result) {
             if (!empty($result->extra_data)) {
                 $result->extra_data = json_decode($result->extra_data, true);
                 $results[$key] = $result;
             }
         }
     } else {
         $results = array();
     }
     $this->items = $results;
 }

 /**
  * Method to change the block status on a record.
  *
  * @return  void
  *
  * @since   1.6
  */
 public function changeBlock()
 {
     // Check for request forgeries.
     JSession::checkToken() or jexit(JText::_('JINVALID_TOKEN'));
     $ids = $this->input->get('cid', array(), 'array');
     $values = array('block' => 1, 'unblock' => 0);
     $task = $this->getTask();
     $value = ArrayHelper::getValue($values, $task, 0, 'int');
     if (empty($ids)) {
         JError::raiseWarning(500, JText::_('COM_USERS_USERS_NO_ITEM_SELECTED'));
     } else {
         // Get the model.
         $model = $this->getModel();
         // Change the state of the records.
         if (!$model->block($ids, $value)) {
             JError::raiseWarning(500, $model->getError());
         } else {
             if ($value == 1) {
                 $this->setMessage(JText::plural('COM_USERS_N_USERS_BLOCKED', count($ids)));
             } elseif ($value == 0) {
                 $this->setMessage(JText::plural('COM_USERS_N_USERS_UNBLOCKED', count($ids)));
             }
         }
     }
     $this->setRedirect('index.php?option=com_users&view=users');
 }

 /**
  * Set which fieldsets should be used
  *
  * @since   3.0.7
  *
  * @return  array  fieldset names
  */
 private function setFieldSets()
 {
     $input = $this->app->input;
     // From list data view in admin
     $id = $input->getInt('listid', 0);
     // From list of lists checkbox selection
     $cid = $input->get('cid', array(0), 'array');
     $cid = ArrayHelper::toInteger($cid);
     if ($id === 0) {
         $id = $cid[0];
     }
     if ($id !== 0) {
         $db = FabrikWorker::getDbo();
         $query = $db->getQuery(true);
         $query->select('label')->from('#__{package}_lists')->where('id = ' . $id);
         $db->setQuery($query);
         $this->listName = $db->loadResult();
     }
     $fieldsets = array('details');
     if ($this->model->canEmpty()) {
         $fieldsets[] = 'drop';
     }
     $fieldsets[] = $id === 0 ? 'creation' : 'append';
     $fieldsets[] = 'format';
     return $fieldsets;
 }

 /**
  * Method to get the field options.
  *
  * @return  array  The field option objects.
  *
  * @since   3.6.0
  */
 public function getOptions()
 {
     $lang = JFactory::getLanguage();
     $options = array();
     $db = JFactory::getDbo();
     $query = $db->getQuery(true)->select($db->quoteName('id', 'value'))->select($db->quoteName('title', 'text'))->from($db->quoteName('#__finder_types'));
     // Get the options.
     $db->setQuery($query);
     try {
         $contentTypes = $db->loadObjectList();
     } catch (RuntimeException $e) {
         JError::raiseWarning(500, $db->getMessage());
     }
     // Translate.
     foreach ($contentTypes as $contentType) {
         $key = FinderHelperLanguage::branchSingular($contentType->text);
         $contentType->translatedText = $lang->hasKey($key) ? JText::_($key) : $contentType->text;
     }
     // Order by title.
     $contentTypes = ArrayHelper::sortObjects($contentTypes, 'translatedText', 1, true, true);
     // Convert the values to options.
     foreach ($contentTypes as $contentType) {
         $options[] = JHtml::_('select.option', $contentType->value, $contentType->translatedText);
     }
     // Merge any additional options in the XML definition.
     $options = array_merge(parent::getOptions(), $options);
     return $options;
 }

 /**
  * Render the list of associated items
  *
  * @param   integer  $catid      Category identifier to search its associations
  * @param   string   $extension  Category Extension
  *
  * @return  string   The language HTML
  *
  * @since   3.2
  * @throws  Exception
  */
 public static function association($catid, $extension = 'com_content')
 {
     // Defaults
     $html = '';
     // Get the associations
     if ($associations = CategoriesHelper::getAssociations($catid, $extension)) {
         $associations = ArrayHelper::toInteger($associations);
         // Get the associated categories
         $db = JFactory::getDbo();
         $query = $db->getQuery(true)->select('c.id, c.title')->select('l.sef as lang_sef')->select('l.lang_code')->from('#__categories as c')->where('c.id IN (' . implode(',', array_values($associations)) . ')')->join('LEFT', '#__languages as l ON c.language=l.lang_code')->select('l.image')->select('l.title as language_title');
         $db->setQuery($query);
         try {
             $items = $db->loadObjectList('id');
         } catch (RuntimeException $e) {
             throw new Exception($e->getMessage(), 500, $e);
         }
         if ($items) {
             foreach ($items as &$item) {
                 $text = $item->lang_sef ? strtoupper($item->lang_sef) : 'XX';
                 $url = JRoute::_('index.php?option=com_categories&task=category.edit&id=' . (int) $item->id . '&extension=' . $extension);
                 $classes = 'hasPopover label label-association label-' . $item->lang_sef;
                 $item->link = '<a href="' . $url . '" title="' . $item->language_title . '" class="' . $classes . '" data-content="' . $item->title . '" data-placement="top">' . $text . '</a>';
             }
         }
         JHtml::_('bootstrap.popover');
         $html = JLayoutHelper::render('joomla.content.associations', $items);
     }
     return $html;
 }

 /**
  * Creates a list of maps.
  *
  * @return  array  An array containing the maps that can be selected.
  *
  * @since   2.5
  */
 public static function mapslist()
 {
     $lang = JFactory::getLanguage();
     // Load the finder types.
     $db = JFactory::getDbo();
     $query = $db->getQuery(true)->select($db->quoteName('title', 'text'))->select($db->quoteName('id', 'value'))->from($db->quoteName('#__finder_taxonomy'))->where($db->quoteName('parent_id') . ' = 1');
     $db->setQuery($query);
     try {
         $branches = $db->loadObjectList();
     } catch (RuntimeException $e) {
         JError::raiseWarning(500, $db->getMessage());
     }
     // Translate.
     foreach ($branches as $branch) {
         $key = FinderHelperLanguage::branchPlural($branch->text);
         $branch->translatedText = $lang->hasKey($key) ? JText::_($key) : $branch->text;
     }
     // Order by title.
     $branches = ArrayHelper::sortObjects($branches, 'translatedText', 1, true, true);
     // Compile the options.
     $options = array();
     $options[] = JHtml::_('select.option', '', JText::_('COM_FINDER_MAPS_SELECT_BRANCH'));
     // Convert the values to options.
     foreach ($branches as $branch) {
         $options[] = JHtml::_('select.option', $branch->value, $branch->translatedText);
     }
     return $options;
 }

 /**
  * Generate a string of amount based on location.
  * The method uses PHP NumberFormatter ( Internationalization Functions ).
  * If the internationalization library is not loaded, the method generates a simple string ( 100 USD, 500 EUR,... )
  *
  * <code>
  * $options = array(
  *     "intl" => true",
  *     "locale" => "en_GB",
  *     "symbol" => "£",
  *     "position" => 0 // 0 for symbol on the left side, 1 for symbole on the right side.
  * );
  *
  * $amount = Prism\Utilities\StringHelper::getAmount(100, GBP, $options);
  *
  * echo $amount;
  * </code>
  *
  * @param float $amount Amount value.
  * @param string $currency Currency Code ( GBP, USD, EUR,...)
  * @param array $options Options - "intl", "locale", "symbol",...
  *
  * @return string
  */
 public static function getAmount($amount, $currency, array $options = array())
 {
     $useIntl = ArrayHelper::getValue($options, 'intl', false, 'bool');
     $locale = ArrayHelper::getValue($options, 'locale');
     $symbol = ArrayHelper::getValue($options, 'symbol');
     $position = ArrayHelper::getValue($options, 'position', 0, 'int');
     // Use PHP Intl library.
     if ($useIntl and extension_loaded('intl')) {
         // Generate currency string using PHP NumberFormatter ( Internationalization Functions )
         // Get current locale code.
         if (!$locale) {
             $lang = \JFactory::getLanguage();
             $locale = $lang->getName();
         }
         $numberFormat = new \NumberFormatter($locale, \NumberFormatter::CURRENCY);
         $result = $numberFormat->formatCurrency($amount, $currency);
     } else {
         // Generate a custom currency string.
         if (\JString::strlen($symbol) > 0) {
             // Symbol
             if (0 === $position) {
                 // Symbol at the beginning.
                 $result = $symbol . $amount;
             } else {
                 // Symbol at end.
                 $result = $amount . $symbol;
             }
         } else {
             // Code
             $result = $amount . $currency;
         }
     }
     return $result;
 }