[PHP] มีใครเคยทำ Meta Data แบบ Dublin Core บ้างครับ รบกวนสอบถามหน่อย

Array
(
    [dublin_core] => Array
        (
            [dcvalue] => Array
                (
                    [0] => Array
                        (
                            [@value] => Electronics
                            [@attributes] => Array
                                (
                                    [element] => contributor
                                    [qualifier] => advisor
                                )

                        )

                    [1] => Array
                        (
                            [@value] => Electronics Arts
                            [@attributes] => Array
                                (
                                    [element] => contributor
                                    [qualifier] => co-advisor
                                )

                        )

                    [2] => Array
                        (
                            [@value] => Thesis
                            [@attributes] => Array
                                (
                                    [element] => contributor
                                    [qualifier] => committee
                                )

                        )

                    [3] => Array
                        (
                            [@value] => Name
                            [@attributes] => Array
                                (
                                    [element] => contributor
                                    [qualifier] => author
                                )

                        )

                    [4] => Array
                        (
                            [@value] => Agricultural
                            [@attributes] => Array
                                (
                                    [element] => subject
                                    [qualifier] => subject-area
                                )

                        )

                    [5] => Array
                        (
                            [@value] => (miscellaneous)
                            [@attributes] => Array
                                (
                                    [element] => subject
                                    [qualifier] => subject-category
                                )

                        )

                    [6] => Array
                        (
                            [@value] => TEACHERS’ CLASSROOM MANAGEMENT
                            [@attributes] => Array
                                (
                                    [element] => description
                                    [qualifier] => title
                                    [language] => th
                                )

                        )

                    [7] => Array
                        (
                            [@value] => การจัดการชั้นเรียนของครูที่ตอบสนองต่อชั้นเรียน
                            [@attributes] => Array
                                (
                                    [element] => description
                                    [qualifier] => title
                                    [language] => en
                                )

                        )

                    [8] => Array
                        (
                            [@value] => การจัดการ
                            [@attributes] => Array
                                (
                                    [element] => description
                                    [qualifier] => keyword
                                    [language] => th
                                )

                        )

                    [9] => Array
                        (
                            [@value] => mangement
                            [@attributes] => Array
                                (
                                    [element] => description
                                    [qualifier] => keyword
                                    [language] => en
                                )

                        )

                    [10] => Array
                        (
                            [@value] => Publication
                            [@attributes] => Array
                                (
                                    [element] => description
                                    [qualifier] => publication
                                )

                        )

                    [11] => Array
                        (
                            [@value] => Good Jobs
                            [@attributes] => Array
                                (
                                    [element] => description
                                    [qualifier] => evaduate
                                )

                        )

                    [12] => Array
                        (
                            [@value] => 0.29
                            [@attributes] => Array
                                (
                                    [element] => identification
                                    [qualifier] => plagiarism
                                )

                        )

                )

            [@attributes] => Array
                (
                    [element] => student_id
                    [qualifier] => 5234490934
                )

        )

)