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<?php |
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class EVCDataSet extends DataObject |
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{ |
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private static $default_sort = "LastEdited DESC"; |
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/** |
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* |
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* @param string | null $code |
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* |
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* @return EVCDataSet |
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*/ |
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public static function find_or_create($code = null, $forceCreation = false) |
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{ |
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$obj = null; |
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if ($code) { |
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Convert::raw2sql($code); |
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$obj = EVCDataSet::get()->filter(array("Code" => $code))->first(); |
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if (!$obj) { |
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$obj = EVCDataSet::get()->filter(array("URLSegment" => $code))->first(); |
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} |
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} |
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if (!$obj) { |
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if ($forceCreation) { |
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$obj = EVCDataSet::create(); |
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$id = $obj->write(); |
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} |
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} |
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return $obj; |
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} |
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private static $db = array( |
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"Title" => "Varchar(255)", |
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"URLSegment" => "Varchar(255)", |
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"Code" => "Varchar(7)", |
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"IP" => "Varchar(15)", |
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"Locked" => "Boolean", |
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"Data" => "Text" |
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); |
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private static $indexes = array( |
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"Code" => true |
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); |
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public function Link($action) |
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{ |
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$page = EVCPage::get()->first(); |
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return $this->MyLink($page, $action); |
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} |
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public function MyLink($page, $action) |
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{ |
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if ($this->URLSegment) { |
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return $page->AbsoluteLink("$action/$this->URLSegment/"); |
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} else { |
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return $page->AbsoluteLink("$action/$this->Code/"); |
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} |
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} |
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public function getCopyIfNeeded() |
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{ |
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if ($this->Locked) { |
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$obj = EVCDataSet::find_or_create(null, true); |
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$obj->Data = $this->Data; |
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$obj->write(); |
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return $obj; |
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} |
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return $this; |
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} |
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/** |
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* |
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* @param string $key |
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* @param string $value |
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* |
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* @return string |
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*/ |
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public function setValue($key, $value) |
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{ |
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$obj = $this->getCopyIfNeeded(); |
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$array = unserialize($obj->Data); |
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$array[$key] = $value; |
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$obj->Data = serialize($array); |
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$obj->write(); |
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return $obj->Code; |
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} |
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/** |
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* @return string | null |
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*/ |
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public function returnValuesAsJS() |
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{ |
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$array = unserialize($this->Data); |
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$json = null; |
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if (is_array($array) && count($array)) { |
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$json = ''; |
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foreach ($array as $key => $value) { |
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$json .= "\n".'EVC.ActualData.'.$key.' = '.(floatval($value)-0).';'; |
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} |
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if ($this->Locked) { |
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$json .= "\n".'EVC.isLocked = true;'; |
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} |
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} |
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return $json; |
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} |
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public function onBeforeWrite() |
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{ |
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parent::onBeforeWrite(); |
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if (!$this->IP) { |
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$this->IP = $this->getIPAddress(); |
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} |
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if (!$this->Code) { |
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$this->Code = substr(hash("md5", uniqid()), 0, 7); |
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} |
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if ($this->Title) { |
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$filter = URLSegmentFilter::create(); |
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$this->URLSegment = $filter->filter($this->Title); |
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// Fallback to generic page name if path is empty (= no valid, convertable characters) |
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if (!$this->URLSegment || $this->URLSegment == '-' || $this->URLSegment == '-1') { |
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$this->URLSegment = $this->Code; |
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} |
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$originalURLSegment = $this->URLSegment; |
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$originalTitle = $this->Title; |
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$id = intval($this->ID) - 0; |
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for ($i = 2; $i < 9999; $i++) { |
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$count = EVCDataSet::get()->filter(array("URLSegment" => $this->URLSegment))->exclude(array("ID" => $id))->Count(); |
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if ($count) { |
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$this->URLSegment = $originalURLSegment."-".$i; |
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$this->Title = $originalTitle." #".$i; |
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} else { |
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$i = 9999999; |
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} |
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} |
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} |
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} |
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private function getIPAddress() |
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{ |
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$ip = null; |
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if (isset($_SERVER['HTTP_CLIENT_IP'])) { |
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$ip = $_SERVER['HTTP_CLIENT_IP']; |
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} elseif (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) { |
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$ip = $_SERVER['HTTP_X_FORWARDED_FOR']; |
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} elseif (isset($_SERVER['HTTP_CF_CONNECTING_IP'])) { |
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$ip = $_SERVER['HTTP_CF_CONNECTING_IP']; |
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} |
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if ( |
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!$ip || |
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!filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE) |
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) { |
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$ip = $_SERVER['REMOTE_ADDR']; |
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} |
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return $ip; |
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} |
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} |
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You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.