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<?php |
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/* |
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|
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YakkaMySqlPageAdapter |
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|
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Default implementation of a YakkaPageStorage. |
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|
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This is the reference implementation of a YakkaPageStorage enabling access to a mysql-based storage-provider. |
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*/ |
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|
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require_once("YakkaMySqlDatabase.php"); |
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require_once("library/YakkaPage.php"); |
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|
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class YakkaMySqlPageAdapter extends YakkaMySqlDatabase { |
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var $table; |
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|
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function YakkaMySqlPageAdapter($parameters = null) { |
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$this->YakkaMySqlDatabase(); |
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|
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if ($parameters) |
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$this->connect($parameters["host"], $parameters["database"], $parameters["user"], $parameters["password"]); |
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|
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if (!$prefix = $parameters["table-prefix"]) |
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$this->table = "pages"; |
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else |
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$this->table = $prefix."pages"; |
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|
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} |
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|
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function hasPage($id) { |
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$sql = "select page_id from $this->table where page_tag = '".$this->escapeString($id)."' and page_is_latest_flag = 'Y' limit 1"; |
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return $this->queryRecord($sql) ? true : false; |
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} |
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|
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function loadPage($id) { |
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$id = $this->escapeString($id); |
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$sql = |
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<<<MYSQL |
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SELECT |
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page_tag, |
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page_name, |
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page_source, |
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page_comment, |
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page_version, |
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page_is_latest_flag, |
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page_create_user_tag, |
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page_modify_user_tag, |
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unix_timestamp(page_create_date) AS page_create_timestamp, |
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unix_timestamp(page_modify_date) AS page_modify_timestamp |
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FROM |
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$this->table |
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WHERE |
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page_tag = '$id' |
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AND |
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page_is_latest_flag = 'Y' |
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LIMIT 1 |
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MYSQL; |
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|
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if ($result = $this->queryRecord($sql)) |
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return array( |
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"id" => $result["page_tag"], |
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"name" => $result["page_name"], |
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"source" => $result["page_source"], |
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"version" => $result["page_version"], |
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"comment" => $result["page_comment"], |
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"islatest" => ($result["page_is_latest_flag"] == 'Y' ? true : false), |
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"createuserid" => $result["page_create_user_tag"], |
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"modifyuserid" => $result["page_modify_user_tag"], |
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"createtimestamp" => $result["page_create_timestamp"], |
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"modifytimestamp" => $result["page_modify_timestamp"] |
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); |
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|
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return null; |
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} |
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|
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function savePage($tag, $name, $source, $version, $comment = null, $createUserId = null, $modifyUserId = null, $createTimestamp = null, $modifyTimestamp = null) { |
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$tag = $this->escapeString($tag); |
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$name = $this->escapeString($name); |
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$source = $this->escapeString(trim($source)); |
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$version = $this->escapeString($version); |
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if ($comment) |
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$comment = $this->escapeString($comment); |
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|
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$createDate = $createTimestamp ? date("Y-m-d H:i:s", $createTimestamp) : date("Y-m-d H:i:s"); |
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$modifyDate = $modifyTimestamp ? date("Y-m-d H:i:s", $modifyTimestamp) : date("Y-m-d H:i:s"); |
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|
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$update = |
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<<<MYSQL |
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UPDATE |
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$this->table |
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SET |
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page_is_latest_flag = 'N' |
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WHERE |
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page_tag = '$tag' |
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AND |
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page_is_latest_flag = 'Y' |
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MYSQL; |
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|
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$insert = |
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<<<MYSQL |
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INSERT INTO |
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$this->table |
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SET |
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page_tag = '$tag', |
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page_name = '$name', |
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page_source = '$source', |
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page_version = '$version', |
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MYSQL; |
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|
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if ($comment) |
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$insert .= "page_comment = '$comment',"; |
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|
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if ($createUserId) |
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$insert .= "page_create_user_tag = '$createUserId',"; |
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|
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if ($modifyUserId) |
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$insert .= "page_modify_user_tag = '$modifyUserId',"; |
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|
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$insert .= |
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<<<MYSQL |
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page_create_date = '$createDate', |
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page_modify_date = '$modifyDate', |
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page_is_latest_flag = 'Y' |
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MYSQL; |
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|
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return $this->execute($update) && $this->execute($insert); |
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} |
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} |
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|
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?> |