X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Fdbm.php;h=d28d49d63b4b53647392f5d6c928fdba5b76d3bf;hb=47fd9226c3f0b90f460fe2031fa46cbb49a87100;hp=6098dce739feec494587391382643249e39d4b4c;hpb=8e50254bb994592b28e04299a4bfc11f4c8c979a;p=friendica.git

diff --git a/include/dbm.php b/include/dbm.php
index 6098dce739..d28d49d63b 100644
--- a/include/dbm.php
+++ b/include/dbm.php
@@ -49,5 +49,59 @@ class dbm {
 		}
 		return (is_array($array) && count($array) > 0);
 	}
+
+	/**
+	 * @brief Callback function for "esc_array"
+	 *
+	 * @param mixed $value Array value
+	 * @param string $key Array key
+	 * @param boolean $add_quotation add quotation marks for string values
+	 */
+	private static function esc_array_callback(&$value, $key, $add_quotation) {
+
+		if (!$add_quotation) {
+			if (is_bool($value)) {
+				$value = ($value ? '1' : '0');
+			} else {
+				$value = dbesc($value);
+			}
+			return;
+		}
+
+		if (is_bool($value)) {
+			$value = ($value ? 'true' : 'false');
+		} elseif (is_float($value) OR is_integer($value)) {
+			$value = (string)$value;
+		} else {
+			 $value = "'".dbesc($value)."'";
+		}
+	}
+
+	/**
+	 * @brief Escapes a whole array
+	 *
+	 * @param mixed $arr Array with values to be escaped
+	 * @param boolean $add_quotation add quotation marks for string values
+	 */
+	public static function esc_array(&$arr, $add_quotation = false) {
+		array_walk($arr, 'self::esc_array_callback', $add_quotation);
+	}
+
+	/**
+	 * Checks Converts any date string into a SQL compatible date string
+	 *
+	 * @param string $date a date string in any format
+	 * @return string SQL style date string
+	 */
+	public static function date($date = 'now') {
+		$timestamp = strtotime($date);
+
+		// Don't allow lower date strings as '0001-01-01 00:00:00'
+		if ($timestamp < -62135596800) {
+			$timestamp = -62135596800;
+		}
+
+		return date('Y-m-d H:i:s', $timestamp);
+	}
 }
 ?>