main
Robert
3 days ago
parent
14b5a48bed
commit
b1715e8f3e
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<?php |
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|
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declare(strict_types=1); |
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|
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/** |
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* @author Robert Strutts |
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* @copyright Copyright (c) 2022, Robert Strutts. |
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* @license MIT |
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*/ |
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|
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namespace IOcornerstone\Framework\Database; |
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|
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use IOcornerstone\Framework\{ |
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RandomEngine, |
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Common, |
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}; |
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final class DummyData { |
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private $pdo; |
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private $randomEngine; |
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public function __construct(\PDO $pdo) { |
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$this->pdo = $pdo; |
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$this->randomEngine = new RandomEngine(); |
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} |
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|
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/* |
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* Helper for add_dummy_data and get_dummy_data. |
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* Purpose: To return ONE ROW of junk/dummy data from input data. |
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* @param array $data |
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* @retval array of random dummy data AKA one row worth of it. |
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*/ |
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private function useDummyData(array $data): array { |
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$ret = []; |
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foreach ($data as $field => $array_values) { |
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$array_count = Common::getCount($array_values); |
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if ($array_count) { |
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$ret[$field] = $array_values[$this->randomEngine->getInt(0, $array_count - 1)]; |
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} |
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} |
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return $ret; |
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} |
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|
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/** |
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* Inserts Dummy Data to DB |
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* @param int $num_rows to add/make |
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* @param array $data sample data EX: array('fname'=>array('bob','kim','lisa', ect...), ...) |
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* @retval bool true |
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*/ |
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public function addDummyData(string $table, int $num_rows, array $data): bool { |
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for ($i = 0; $i < $num_rows; $i++) { |
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$bind_data = $this->useDummyData($data); |
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$fields = []; |
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foreach ($data as $field => $array_values) { |
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$fields[] = $field; |
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} |
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$sql = "INSERT INTO `{$table}` " |
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. "(" . implode(", ", $fields) . ") " |
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. "VALUES (:" . implode(", :", $fields) . ");"; |
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$bind = []; |
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foreach ($fields as $field) { |
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$bind[":$field"] = $bind_data[$field]; |
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} |
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unset($bind_data); |
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unset($fields); |
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$pdo_stmt = $this->pdo->prepare($sql); |
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$exec = $pdo_stmt->execute($bind); |
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unset($bind); |
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} |
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return true; |
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} |
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|
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/** |
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* Make an array of fields for a fake row of dummy data out of input data. |
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* @param int $num_rows to make |
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* @param array $data sample data |
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* @retval array of rows with dummy data in it. |
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*/ |
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public function getDummyData(int $num_rows, array $data): array { |
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if ($num_rows > 100) { |
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throw new \LengthException("Generating too much dummy data via \$num_rows!"); |
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} |
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$ret = []; |
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for ($i = 0; $i < $num_rows; $i++) { |
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$ret[] = $this->useDummyData($data); |
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} |
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return $ret; |
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} |
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public function getDummyDataGenerator( |
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int $num_rows, |
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array $data |
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): \Generator { |
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for ($i = 0; $i < $num_rows; $i++) { |
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yield $this->useDummyData($data); |
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} |
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} |
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} |
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@ -0,0 +1,347 @@ |
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<?php |
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declare(strict_types=1); |
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/** |
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* @author Robert Strutts <Robert@TryingToScale.com> |
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* @copyright Copyright (c) 2022, Robert Strutts. |
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* @license MIT |
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*/ |
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namespace IOcornerstone\Framework\Database; |
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use IOcornerstone\Framework\{ |
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TimeZones, |
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Common, |
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}; |
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class Model { |
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use \IOCornerstone\Framework\Trait\Database\RunSql; |
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use \IOCornerstone\Framework\Trait\Database\Validation; |
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const SUCCESSFUL_SAVE = 1; |
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const DUPLICATE_FOUND = 2; |
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const VALIDATION_ERROR = 3; |
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const PRE_SAVE_FAILED = 4; |
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const POST_SAVE_FAILED = 5; |
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private $members = []; |
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private $validationMembers = []; |
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private $missing = []; |
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private $errorMessage; |
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private $primaryKey = 'id'; |
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private $dbSkiped = []; |
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public function saved(bool $worked = true): array { |
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$time = TimeZones::convertTimeZone(array('format' => 'g:i a')); |
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return ['time' => $time, 'saved' => $worked]; |
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} |
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/** |
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* JSON API inform AJAX that save failed |
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*/ |
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public function saveFailed($msg = 'Save Failed!'): array { |
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return ['saved' => false, 'msg' => $msg]; |
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} |
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public function dumpTableFields(string $table) { |
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$fields = $this->get_fields($table); |
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$this->doDump($fields); |
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} |
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public function dumpDiff(): bool { |
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$fields = $this->get_fields($this->table); |
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$diff = array_diff($fields, array_keys($this->members)); |
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if (($key = array_search('id', $diff)) !== false) { |
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unset($diff[$key]); // Who cares about IDs |
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} |
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foreach($this->dbSkiped as $skip) { |
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unset($diff[$skip]); |
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} |
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if (count($diff)) { |
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echo "Diff on fields:<br>" . PHP_EOL; |
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$this->doDump($diff); |
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return true; |
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} |
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return false; |
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} |
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private function doDump(array $data) { |
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echo "<pre style=\"border: 1px solid #000; overflow: auto; margin: 0.5em;\">"; |
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print_r($data); |
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echo '</pre>'; |
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} |
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public function setPrimaryKeyName(string $key): void { |
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$this->primaryKey = $key; |
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} |
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/** |
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* Do not use this one in production! AS anyone can override |
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* the DB security and Inject stuff into the DB via POST, etc... |
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*/ |
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public function autoSetMembers(array $globals = [], array $skip = ['route', 'm'], array $onlyThese = []): void { |
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if (isLive()) { |
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return; // Bail if LIVE |
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} |
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foreach ($globals as $key => $data) { |
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if (count($skip) && in_array($key, $skip)) { |
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continue; |
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} |
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if (in_array($key, $onlyThese) || !count($onlyThese)) { |
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$this->members[$key] = (! empty($data)) ? $data : ""; |
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} |
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} |
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} |
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public function getMissing() { |
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return $this->missing; |
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} |
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public function getMember(string $member) { |
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return $this->members[$member] ?? null; |
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} |
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public function getMembers() { |
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return $this->members; |
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} |
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public function setMember(string $member, string $data): void { |
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$this->members[$member] = $data; |
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} |
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public function hasMember($member): bool { |
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return isset($this->members[$member]); |
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} |
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public function getLastError(): string { |
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return $this->errorMessage; |
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} |
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/** |
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* Set Member for Validation |
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* @param string $key |
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* @param array $a |
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*/ |
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public function setMemberForValidation(string $key, array $a): void { |
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$this->validationMembers[$key] = $a; |
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} |
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/** |
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* Get Validation Member |
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* @param string $key |
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* @return array |
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*/ |
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public function getVaildationMember(string $key): array { |
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return $this->validationMembers[$key] ?? array(); |
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} |
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/** |
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* Unset Validation Member |
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* @param string $key |
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*/ |
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public function clearValidationMember(string $key): void { |
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unset($this->validationMembers[$key]); |
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} |
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private function cleanup($bind) { |
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if (!is_array($bind)) { |
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if (!empty($bind)) { |
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$bind = array($bind); |
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} else { |
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$bind = array(); |
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} |
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} |
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return $bind; |
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} |
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public static function emptyGenerator(): \Generator { |
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yield from []; |
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} |
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/** |
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* Please use this fetch_lazy instead of fetch_all!!! |
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* To AVOID running out of Memory!!!!!!!!!!!!!!!!!!!! |
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* @param \PDOStatement $stmt |
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* @return \Generator |
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*/ |
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public static function pdoFetchLazy(\PDOStatement $stmt): \Generator { |
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foreach($stmt as $record) { |
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yield $record; |
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} |
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} |
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public static function isValid(array $data): bool { |
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$error_count = (isset($data['errors'])) ? count($data['errors']) : 0; |
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return ($error_count === 0); |
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} |
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public function load(int $id): bool{ |
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if (method_exists($this, 'pre_load')) { |
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$this->pre_load(); |
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} |
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$sql = "SELECT * FROM {$this->table} WHERE {$this->primaryKey} = ? LIMIT 1"; |
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$query = $this->pdo->prepare($sql); |
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$query->execute(array($id)); |
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if ($query === false) { |
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return false; |
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} |
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$data = $query->fetch(\PDO::FETCH_ASSOC); |
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if ($data === false) { |
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return false; |
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} |
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$this->members = array_merge($this->members, $data); |
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if (method_exists($this, 'post_load')) { |
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$this->post_load(); |
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} |
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return true; |
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} |
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public function insert($table, $info) { |
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$fields = $this->filter($table, $info); |
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if (strrpos($table, "`") === false) { |
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$table = "`{$table}`"; |
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} |
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$sql = "INSERT INTO {$table} (" . implode(", ", $fields) . ") VALUES (:" . implode(", :", $fields) . ");"; |
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$bind = array(); |
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foreach ($fields as $field) { |
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$bind[":$field"] = $info[$field]; |
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} |
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return $this->run($sql, $bind); |
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} |
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public function update($table, $info, $where, $bind = "") { |
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$bind = $this->cleanup($bind); |
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$fields = $this->filter($table, $info); |
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if (strrpos($table, "`") === false) { |
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$table = "`{$table}`"; |
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} |
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$sql = "UPDATE {$table} SET "; |
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$f = 0; |
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foreach ($fields as $key => $value) { |
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if ($f > 0) { |
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$sql .= ", "; |
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} |
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$f++; |
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$value = trim($value); |
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if (strrpos($value, "`") === false) { |
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$cf = '`' . $value . '`'; |
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} else { |
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$cf = $value; |
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} |
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$sql .= $cf . " = :update_" . $value; |
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$bind[":update_$value"] = $info[$value]; |
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} |
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$sql .= " WHERE " . $where . ";"; |
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return $this->run($sql, $bind); |
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} |
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public static function makeDbTimeStamp(): string { |
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return TimeZones::convertTimeZone(['format' => 'database', 'timezone' => 'UTC']); |
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} |
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/** |
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* Save |
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* |
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* @param object $lcoal_model Should be $this from the Model |
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* |
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* Insert if primary key not set |
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* Update if primary key set |
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*/ |
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public function save(bool $validate = true): int { |
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if (method_exists($this, 'preSave')) { |
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$preWasSuccessfull = $this->preSave(); |
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if (! $preWasSuccessfull) { |
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return self::PRE_SAVE_FAILED; |
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} |
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} |
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$name = $this->pdo->getAttribute(\PDO::ATTR_DRIVER_NAME); // Get DB Driver |
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if ($name === 'mysql' && $validate) { |
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if (!$this->validateMysql()) { |
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return self::VALIDATION_ERROR; |
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} |
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} |
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if ($this->hasMember('modified')) { |
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$this->setMember('modified', self::makeDbTimeStamp()); |
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} |
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if (empty($this->members[$this->primaryKey])) { |
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if (method_exists($this, 'duplicateCheck')) { |
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$dup = $this->duplicateCheck(); |
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if ($dup) { |
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return self::DUPLICATE_FOUND; |
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} |
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} |
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if ($this->hasMember('created')) { |
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$this->setMember('created', self::makeDbTimeStamp()); |
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} |
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$this->members[$this->primaryKey] = $this->insert($this->table, $this->members); |
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} else { |
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$this->setMember("row_count", $this->update($this->table, $this->members, |
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"`{$this->primaryKey}` = :search_key", |
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array(':search_key' => $this->members[$this->primaryKey]) |
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)); |
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} |
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if (method_exists($this, 'postSave')) { |
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$postSaveSuccessfull = $this->postSave(); |
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if (! $postSaveSuccessfull) { |
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return self::POST_SAVE_FAILED; |
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} |
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} |
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return self::SUCCESSFUL_SAVE; |
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} |
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/** |
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* This FN requires SSL connection to the database. |
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* So, the KEY does not get exposed!!!! |
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*/ |
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public function encodeMySQLusingAES(#[\SensitiveParameter] string $data, #[\SensitiveParameter] string $key, bool $bind = true) { |
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$safe_text = addslashes($data); |
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$safe_key = addslashes($key); |
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$parm = ($bind) ? ":{$safe_text}" : "'{$safe_text}'"; |
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$ret = "HEX(AES_ENCRYPT($parm},'{$safe_key}'))"; |
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Common::wipe($key); |
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Common::wipe($safe_key); |
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Common::wipe($data); |
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Common::wipe($safe_text); |
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Common::wipe($parm); |
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return $ret; |
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} |
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/** |
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* This FN requires SSL connection to the database. |
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* So, the KEY does not get exposed!!!! |
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*/ |
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public function decodeMySQLusingAES(string $field_name, #[\SensitiveParameter] string $key, bool $add_as = false) { |
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$safe_field = addslashes($field_name); |
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$safe_key = addslashes($key); |
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$as = ($add_as === true) ? " AS `{$safe_field}`" : ""; |
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return "CAST(AES_DECRYPT(UNHEX(`{$safe_field}`),'{$safe_key}') AS char){$as}"; |
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} |
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/* End Model */ |
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} |
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@ -0,0 +1,283 @@ |
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<?php |
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declare(strict_types=1); |
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/** |
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* Modified from: |
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* @link https://code.tutsplus.com/tutorials/how-to-paginate-data-with-php--net-2928 |
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*/ |
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namespace IOcornerstone\Framework\Database; |
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class Paginate |
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{ |
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private $_conn; |
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private int $_limit; |
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private int $_page; |
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private $_query; |
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private $_total; |
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private $_url; |
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private $_url_limit; |
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private $_url_page; |
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public $maxLimit = 500; |
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|
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/* |
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* Query needs to be string for MySQL and array for MonogDB |
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*/ |
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public function __construct($conn, string|array $query, string $dbType = "mysql") |
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{ |
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$this->_conn = $conn; |
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$this->_query = $query; |
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|
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if ($dbType === "mysql") { |
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$rs = $this->_conn->query($this->_query); |
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$this->_total = $rs->rowCount(); |
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} |
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} |
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|
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private function setLimit(int $limit = 10): int |
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{ |
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if ($limit < 1) { |
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return 10; |
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} |
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return ($limit > $this->maxLimit) ? $this->maxLimit : $limit; |
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} |
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|
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private function setPage(int $page = 1): int |
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{ |
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return ($page < 1) ? 1 : $page; |
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} |
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public function mongoGetData(int $limit = 10, int $page = 1, array $options = []) |
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{ |
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$this->_limit = $this->setLimit($limit); // Number of items per page |
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$this->_page = $this->setPage($page); // The current page number |
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|
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$skip = (($this->_page - 1) * $this->_limit); |
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|
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if ($this->_limit === 0) { |
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$db_options = $options; |
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} else { |
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$limits = ['limit' => $this->_limit, 'skip' => $skip]; |
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$db_options = array_merge($limits, $options); |
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} |
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|
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// NOTE _query is the WHERE condition as an array |
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$collection = $this->_conn; |
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$documents = $collection->find($this->_query, $db_options); |
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|
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// Calculate the total number of documents in the collection |
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$this->_total = $collection->countDocuments($this->_query); |
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|
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$result = new \stdClass(); |
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$result->page = $this->_page; |
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$result->limit = $this->_limit; |
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$result->total = $this->_total; |
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$result->data = $documents; |
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|
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return $result; |
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} |
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|
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public function getData(int $limit = 10, int $page = 1) |
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{ |
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$this->_limit = $this->setLimit($limit); |
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$this->_page = $this->setPage($page); |
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|
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if ($this->_limit === 0) { |
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$query = $this->_query; |
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} else { |
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$query = $this->_query . " LIMIT " . (($this->_page - 1) * $this->_limit) . ", $this->_limit"; |
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} |
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$rs = $this->_conn->query($query); |
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|
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$result = new \stdClass(); |
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$result->page = $this->_page; |
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$result->limit = $this->_limit; |
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$result->total = $this->_total; |
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$result->rs = $rs; |
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|
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return $result; |
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} |
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|
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public function useHashRoutes(string $url): void |
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{ |
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$this->_url = $url; |
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$this->_url_limit = "/"; |
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$this->_url_page = "/"; |
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} |
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|
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public function useGetRoutes(string $url = ""): void |
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{ |
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$this->_url = $url; |
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$this->_url_limit = "?limit="; |
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$this->_url_page = "&page="; |
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} |
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|
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private function do_href(int $limit, int $page): string |
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{ |
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return 'href="' . $this->_url . $this->_url_limit . $limit . $this->_url_page . $page . '"'; |
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} |
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|
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public function createLinks(int $links = 7, string $list_class = "ui pagination menu", string $item = "item"): string |
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{ |
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$last = ceil($this->_total / $this->_limit); |
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|
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if ($this->_limit === 0 || $last < 2) { |
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return ''; |
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} |
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|
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$start = (($this->_page - $links) > 0) ? $this->_page - $links : 1; |
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$end = (($this->_page + $links) < $last) ? $this->_page + $links : $last; |
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|
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$html = '<div class="' . $list_class . '">'; |
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|
||||
$class = ($this->_page == 1) ? "disabled" : ""; |
||||
$item = " " . $item; |
||||
|
||||
$html .= '<a class="' . $class . $item . '" ' . $this->do_href($this->_limit, $this->_page - 1) . '>«</a>'; |
||||
|
||||
if ($start > 1) { |
||||
$html .= '<a class="' . $item . '" ' . $this->do_href($this->_limit, 1) . '>1</a>'; |
||||
$html .= '<div class="disabled' . $item . '"><span>...</span></div>'; |
||||
} |
||||
|
||||
for ($i = $start; $i <= $end; $i++) { |
||||
$class = ($this->_page == $i) ? "active" : ""; |
||||
$html .= '<a class="' . $class . $item . '" ' . $this->do_href($this->_limit, $i) . '>' . $i . '</a>'; |
||||
} |
||||
|
||||
if ($end < $last) { |
||||
$html .= '<div class="disabled' . $item . '"><span>...</span></div>'; |
||||
$html .= '<a class="' . $class . $item . '" ' . $this->do_href($this->_limit, $last) . '>' . $last . '</a>'; |
||||
} |
||||
|
||||
$class = ($this->_page == $last) ? "disabled" : ""; |
||||
$html .= '<a class="' . $class . $item . '" ' . $this->do_href($this->_limit, $this->_page + 1) . '>»</a>'; |
||||
|
||||
$html .= '</div>'; |
||||
|
||||
return $html; |
||||
} |
||||
|
||||
public function createJumpMenuWithLinks(int $links = 7, string $label = "Jump to ", string $end_label = " page.", string $item = "item"): string |
||||
{ |
||||
if ($this->_limit === 0) { |
||||
return ''; |
||||
} |
||||
|
||||
$last = ceil($this->_total / $this->_limit); |
||||
|
||||
$start = (($this->_page - $links) > 0) ? $this->_page - $links : 1; |
||||
$end = (($this->_page + $links) < $last) ? $this->_page + $links : $last; |
||||
|
||||
// Prev. Page |
||||
$class = ($this->_page == 1) ? "disabled " : ""; |
||||
$item = " " . $item; |
||||
$href = ($this->_page == 1) ? "" : $this->do_href($this->_limit, $this->_page - 1); |
||||
$html .= '<a class="' . $class . $item . '" ' . $href . '>«</a>'; |
||||
|
||||
$html .= $this->createJumpMenu(); |
||||
|
||||
// Next Page |
||||
$class = ($this->_page == $last) ? "disabled " : ""; |
||||
$href = ($this->_page == $last) ? "" : $this->do_href($this->_limit, $this->_page + 1); |
||||
$html .= '<a class="' . $class . $item . '" ' . $href . '>»</a>'; |
||||
|
||||
return $html; |
||||
} |
||||
|
||||
public function createJumpMenu(string $label = "Jump to ", string $end_label = " page.", string $item = "item"): string |
||||
{ |
||||
$last = ceil($this->_total / $this->_limit); |
||||
$option = ''; |
||||
for ($i = 1; $i <= $last; $i++) { |
||||
$option .= ($i == $this->_page) ? "<option value=\"{$i}\" selected>Page {$i}</option>\n" : "<option value=\"{$i}\">Page {$i}</option>\n"; |
||||
} |
||||
return "<label>{$label}<select class=\"{$item}\" onchange=\"window.location='" . $this->_url . $this->_url_limit . $this->_limit . $this->_url_page . "'+this[this.selectedIndex].value;return false;\">" |
||||
. "{$option}</select>" |
||||
. "{$end_label}</label>\n"; |
||||
} |
||||
|
||||
public function createItemsPerPage(string $label = "Items ", string $end_label = " per page.", string $item = "item"): string |
||||
{ |
||||
$items = ''; |
||||
$ipp_array = array(3, 6, 12, 24, 50, 100); |
||||
$found = false; |
||||
foreach ($ipp_array as $ipp_opt) { |
||||
if ($ipp_opt == $this->_limit) { |
||||
$found = true; |
||||
} |
||||
$items .= ($ipp_opt == $this->_limit) ? "<option selected value=\"{$ipp_opt}\">{$ipp_opt}</option>\n" : "<option value=\"{$ipp_opt}\">{$ipp_opt}</option>\n"; |
||||
} |
||||
|
||||
if ($found === false) { |
||||
$items = "<option selected value=\"{$this->_limit}\">{$this->_limit}</option>\n" . $items; |
||||
} |
||||
|
||||
$my_page = str_replace("&", "?", $this->_url_page); |
||||
$my_limit = str_replace("?", "&", $this->_url_limit); |
||||
|
||||
return "<label>{$label}<select class=\"{$item}\" onchange=\"window.location='" . $my_page . "1" . $my_limit . "'+this[this.selectedIndex].value;return false;\">{$items}</select>" |
||||
. "{$end_label}</label>\n"; |
||||
} |
||||
|
||||
public function getCSS(): string |
||||
{ |
||||
return ".pagination a { |
||||
color: #333; |
||||
padding: 2px 20px; |
||||
line-height: 1; |
||||
font-size: 14px; |
||||
text-decoration: none; |
||||
border-radius: 6px; |
||||
border: 1px solid #ddd; |
||||
background: #fff; |
||||
box-shadow: 0 1px 3px rgba(0,0,0,.1); |
||||
transition: all .2s ease; |
||||
} |
||||
.pagination a:hover:not(.active) { |
||||
transform: translateY(-1px); |
||||
box-shadow: 0 2px 6px rgba(0,0,0,.15); |
||||
} |
||||
.pagination a.active { |
||||
background: #4CAF50; |
||||
color: white; |
||||
border-color: #4CAF50; |
||||
} |
||||
.pagination .disabled { |
||||
display: inline-block; |
||||
padding: 4px 12px; |
||||
color: #999; |
||||
border: 1px solid #ddd; |
||||
border-radius: 4px; |
||||
background: #f8f8f8; |
||||
cursor: not-allowed; |
||||
pointer-events: none; |
||||
opacity: 0.6; |
||||
} |
||||
div.pagination.menu { |
||||
padding-top: 10px; |
||||
}"; |
||||
} |
||||
} |
||||
|
||||
/* |
||||
* mongo db |
||||
$limit = $_GET['limit'] ?? 18; |
||||
$page = $_GET['page'] ?? 1; |
||||
$url = "#pages/bill"; |
||||
$query = [ 'user_id' => (string) $user_id ]; |
||||
$mongo_options = [ 'projection' => [ 'billing' => 1 ]]; |
||||
|
||||
$pag = new Paginate($collection, $query, "mongodb"); |
||||
$r = $pag->mongoGetData($limit, $page, $mongo_options); |
||||
$pag->useHashRoutes($url); |
||||
|
||||
foreach ($r->data as $bill) { |
||||
echo $bill; |
||||
} |
||||
|
||||
echo $pag->createLinks(); |
||||
*/ |
||||
Loading…
Reference in new issue