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<?php |
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/********************************************************** |
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Function Library: subject_builder.php |
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Original Author: Paul Bramscher <brams006@tc.umn.edu> |
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Last Modified: 11.04.2003 |
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*********************************************************** |
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Comments: |
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This small library brings together basic functionality to |
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delete, insert, and update RQS subject pages. Note that all |
| 10 |
of the function involve a header redirect back to the |
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authoring environment of RQS. |
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*********************************************************** |
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Table of Contents: |
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assignSubOtherSub |
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assignSubPage |
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deleteSubjectBuilder |
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deleteSubOtherSub |
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deleteSubPage |
| 19 |
insertSubjectBuilder |
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rqsPublish |
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rqsUnpublish |
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updateRQSUpdate |
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updateSubjectBuilder |
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**********************************************************/ |
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|
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|
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/********************************************************** |
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Function: assignSubOtherSub |
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Author: Paul Bramscher |
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Last Modified: 11.04.2003 |
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*********************************************************** |
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Purpose: |
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Assigns other RQS pages (possibly multiple) to a given |
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subject and calls formSubject back again. |
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**********************************************************/ |
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function assignSubOtherSub($con, $subject_id_array, $subject_id) { |
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|
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// For every subject, assign it to the selected subject |
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for ($subscript = 0; $subscript < sizeof($subject_id_array); $subscript++ ) { |
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|
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// Check to make sure that the page isn't already assigned |
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$sql = "SELECT * FROM sub_othersub WHERE subject_id = " |
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. $subject_id |
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. " AND othersub_id = " |
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. $subject_id_array[$subscript]; |
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|
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$rs = mysql_query($sql); |
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if (mysql_num_rows($rs) == 0) { |
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|
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$sql = "INSERT INTO sub_othersub (subject_id, othersub_id) VALUES (" |
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. $subject_id |
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. ", " |
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. $subject_id_array[$subscript] |
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. ")"; |
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|
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if (!mysql_query($sql, $con)){ |
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sql_err($con); |
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mysql_query ("UNLOCK TABLES", $con); |
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bailout(); |
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} // bad write |
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else { |
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mysql_query("UNLOCK TABLES", $con); |
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|
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} // good write of sub_othersub |
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|
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} // other subject not already assigned |
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|
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} // array of subject id's |
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|
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header("Location: subject_builder.phtml?subject_id=" . $subject_id); |
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|
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} // function |
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|
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|
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/********************************************************** |
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Function: assignSubPage |
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Author: Paul Bramscher |
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Last Modified: 06.17.2003 |
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*********************************************************** |
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Purpose: |
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Assigns PageScribe pages (possibly multiple) to a given |
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subject and calls formSubject back again. |
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**********************************************************/ |
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function assignSubPage($con, $page_id_array, $subject_id) { |
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|
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// For every page, assign it to the selected subject |
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for ($subscript = 0; $subscript < sizeof($page_id_array); $subscript++ ) { |
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|
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// Check to make sure that the page isn't already assigned |
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$sql = "SELECT * FROM sub_page WHERE subject_id = " |
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. $subject_id |
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. " AND page_id = " |
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. $page_id_array[$subscript]; |
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|
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$rs = mysql_query($sql); |
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if (mysql_num_rows($rs) == 0) { |
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|
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$sql = "INSERT INTO sub_page (subject_id, page_id) VALUES (" |
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. $subject_id |
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. ", " |
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. $page_id_array[$subscript] |
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. ")"; |
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|
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if (!mysql_query($sql, $con)){ |
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sql_err($con); |
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mysql_query ("UNLOCK TABLES", $con); |
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bailout(); |
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} // bad write |
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else { |
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mysql_query("UNLOCK TABLES", $con); |
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|
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} // good write of sub_page |
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|
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} // page not already assigned |
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|
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} // array of page id's |
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|
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header("Location: subject_builder.phtml?subject_id=" . $subject_id); |
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|
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} // function |
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|
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|
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|
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/********************************************************** |
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Function: deleteSubjectBuilder |
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Author: Paul Bramscher |
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Last Modified: 04.21.2003 |
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*********************************************************** |
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Purpose: |
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Deletes an entry on an RQS page, based on a triple |
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composite primary key of resource, subject and information |
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type. |
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**********************************************************/ |
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function deleteSubjectBuilder($con, $infotype_id, $resource_id, $subject_id) { |
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|
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// Find the default information type for this resource |
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$sql = "DELETE FROM res_sub_infotype WHERE resource_id = " |
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. $resource_id . " AND subject_id = " |
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. $subject_id . " AND infotype_id = " |
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. $infotype_id; |
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|
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if (!mysql_query ($sql, $con)){ |
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sql_err($sql); |
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mysql_query ("UNLOCK TABLES", $con); |
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bailout(); |
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} |
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else { |
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mysql_query ("UNLOCK TABLES", $con); |
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} |
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|
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header("Location: subject_builder.phtml?subject_id=" . $subject_id); |
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|
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} |
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|
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|
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/********************************************************** |
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Function: deleteSubOtherSub |
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Author: Paul Bramscher |
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Last Modified: 11.04.2003 |
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*********************************************************** |
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Purpose: |
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Deletes subject-othersubject associations based on the |
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supplied subject id (possibly multiple) and calls |
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formSubject back again. |
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**********************************************************/ |
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function deleteSubOtherSub($con, $key_list_array, $subject_id){ |
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|
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// For every page in the array, delete it from the bridging table |
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for ($element = 0; $element < sizeof($key_list_array); $element++) { |
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|
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$sql = "DELETE FROM sub_othersub WHERE subject_id = " |
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. $subject_id |
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. " AND othersub_id = " |
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. $key_list_array[$element]; |
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|
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// Failed |
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if (!mysql_query ($sql, $con)){ |
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sql_err($sql); |
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mysql_query ("UNLOCK TABLES", $con); |
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bailout(); |
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} |
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|
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// Succeeded |
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else { |
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mysql_query ("UNLOCK TABLES", $con); |
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} |
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} |
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|
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header("Location: subject_builder.phtml?subject_id=" . $subject_id); |
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} |
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|
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|
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/********************************************************** |
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Function: deleteSubPage |
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Author: Paul Bramscher |
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Last Modified: 06.17.2003 |
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*********************************************************** |
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Purpose: |
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Deletes subject-page associations based on the |
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supplied subject id (possibly multiple) and calls |
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formSubject back again. |
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**********************************************************/ |
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function deleteSubPage($con, $key_list_array, $subject_id){ |
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|
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// For every page in the array, delete it from the bridging table |
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for ($element = 0; $element < sizeof($key_list_array); $element++) { |
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|
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$sql = "DELETE FROM sub_page WHERE subject_id = " |
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. $subject_id |
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. " AND page_id = " |
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. $key_list_array[$element]; |
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|
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// Failed |
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if (!mysql_query ($sql, $con)){ |
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sql_err($sql); |
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mysql_query ("UNLOCK TABLES", $con); |
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bailout(); |
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} |
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|
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// Succeeded |
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else { |
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mysql_query ("UNLOCK TABLES", $con); |
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} |
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} |
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|
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header("Location: subject_builder.phtml?subject_id=" . $subject_id); |
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} |
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|
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|
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/********************************************************** |
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Function: insertSubjectBuilder |
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Author: Paul Bramscher |
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Last Modified: 04.21.2003 |
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*********************************************************** |
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Purpose: |
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Inserts a resource onto an RQS page. Note that the incoming |
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parameters include a flag for whether this is a highlighted |
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or "core" resource, the resource id itself, and the subject |
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id. The third key in the primary composite key for the |
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resource-subject-infotype is supplied by looking up the |
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resource's default information type. Unless specified, |
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it'll be NULL and appear initially on RQS pages under |
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the (N/A) and (N/A) masterinfotype and infotype headings. |
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**********************************************************/ |
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function insertSubjectBuilder($con, $highlighted, $resource_id, $subject_id) { |
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|
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// Continue only if a resource was selected |
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if ($resource_id > 0) { |
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|
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// Flag to allow adding to this RQS+ page |
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$allow = 1; |
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|
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// Find the default information type for this resource |
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$sql = "SELECT infotype_id FROM resource WHERE resource_id = " . $resource_id; |
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$rs = mysql_query($sql, $con); |
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$row = mysql_fetch_array ($rs); |
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$infotype_id = $row["infotype_id"]; |
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|
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// Check to see if it's already there. |
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$exists = existsResSub($con, $resource_id, $subject_id); |
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|
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// If already there, check to see whether the (N/A) infotype exists |
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if ($exists > 0) $existsNA = existsResSubNA($con, $resource_id, $subject_id); |
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|
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// If (N/A) exists, disallow adding |
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if ($existsNA > 0) $allow = 0; |
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|
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// Else allow the adding, but force into (N/A) infotype. |
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if ($exists > 0 && $existsNA < 1) $infotype_id = 1; |
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|
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if ($allow == 1) { |
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|
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// Determine if highlighted/core |
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if ($highlighted == "Add Core") $highlighted = 1; |
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else $highlighted = 0; |
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|
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// Fetch the master information type |
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$masterinfotype_id = lookupField($con, "infotype", "infotype_id", $infotype_id, "masterinfotype_id"); |
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|
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// Build the SQL |
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$sql = "INSERT INTO res_sub_infotype (resource_id, subject_id, infotype_id, masterinfotype_id, highlighted) VALUES (" |
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. $resource_id |
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. ", " |
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. $subject_id |
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. ", " |
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. $infotype_id |
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. ", " |
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. $masterinfotype_id |
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. ", " |
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. $highlighted |
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. ")"; |
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|
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// Debugging |
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// printf("sql was: %s<BR>", $sql); |
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|
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if (!mysql_query ($sql, $con)){ |
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sql_err($sql); |
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mysql_query ("UNLOCK TABLES", $con); |
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bailout(); |
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} |
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else { |
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mysql_query ("UNLOCK TABLES", $con); |
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} |
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|
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} |
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|
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} |
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|
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header("Location: subject_builder.phtml?subject_id=" . $subject_id . "&recent=" . $resource_id . "#select"); |
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|
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} |
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|
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|
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/********************************************************** |
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Function: rqsPublish |
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Author: Paul Bramscher |
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Last Modified: 08.27.2003 |
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*********************************************************** |
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Purpose: |
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Toggles the RQS published flag to 1 (true). |
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**********************************************************/ |
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function rqsPublish($con, $subject_id){ |
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|
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$sql = "UPDATE subject SET rqs_published = '1' WHERE subject_id = " |
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. $subject_id; |
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|
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// Failed |
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if (!mysql_query ($sql, $con)){ |
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sql_err($sql); |
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mysql_query ("UNLOCK TABLES", $con); |
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bailout(); |
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} |
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|
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// Succeeded |
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else { |
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mysql_query ("UNLOCK TABLES", $con); |
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} |
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|
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header("Location: subject_builder.phtml?subject_id=" . $subject_id); |
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} |
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|
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|
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/********************************************************** |
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Function: rqsUnpublish |
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Author: Paul Bramscher |
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Last Modified: 08.27.2003 |
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*********************************************************** |
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Purpose: |
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Toggles the RQS published flag to 0 (false). |
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**********************************************************/ |
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function rqsUnpublish($con, $subject_id){ |
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|
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$sql = "UPDATE subject SET rqs_published = '0' WHERE subject_id = " |
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. $subject_id; |
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|
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// Failed |
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if (!mysql_query ($sql, $con)){ |
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sql_err($sql); |
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mysql_query ("UNLOCK TABLES", $con); |
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bailout(); |
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} |
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|
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// Succeeded |
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else { |
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mysql_query ("UNLOCK TABLES", $con); |
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} |
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|
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header("Location: subject_builder.phtml?subject_id=" . $subject_id); |
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} |
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|
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|
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/********************************************************** |
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Function: updateRQSUpdate |
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Author: Paul Bramscher |
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Last Modified: 08.27.2003 |
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*********************************************************** |
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Purpose: |
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Modifies the RQS "last updated" fields accordingly. |
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**********************************************************/ |
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function updateRQSUpdate($con, $sess_staff_account, $subject_id) { |
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|
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$sql = "UPDATE subject SET rqs_date_modified = now(), rqs_account_modified ='" |
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. $sess_staff_account |
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. "' WHERE subject_id = " |
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. $subject_id; |
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|
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// Failed |
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if (!mysql_query ($sql, $con)){ |
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sql_err($sql); |
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mysql_query ("UNLOCK TABLES", $con); |
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bailout(); |
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} |
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|
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// Succeeded |
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else { |
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mysql_query ("UNLOCK TABLES", $con); |
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} |
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} |
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|
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|
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/********************************************************** |
| 402 |
Function: updateSubjectBuilder |
| 403 |
Author: Paul Bramscher |
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Last Modified: 05.27.2003 |
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*********************************************************** |
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Purpose: |
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Update the RQS resource-subject-infoype assignment. Note |
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that the incoming variables also include a flag for whether |
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the assignment is to be a highlighted or "core" resource. |
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**********************************************************/ |
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function updateSubjectBuilder($con, $description, $descr_default, $highlighted, |
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$infotype_id, $old_infotype_id, $resource_id, $subject_id) { |
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|
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// Clean up strings |
| 415 |
if (strlen($description) > 0) $description = textInmySQL($description); |
| 416 |
|
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// First delete the one, as well as the newly-selected information type entry (if exists) |
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$sql = "DELETE FROM res_sub_infotype WHERE resource_id = " |
| 419 |
. $resource_id |
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. " AND subject_id = " |
| 421 |
. $subject_id |
| 422 |
. " AND (infotype_id = " |
| 423 |
. $old_infotype_id |
| 424 |
. " OR infotype_id = " |
| 425 |
. $infotype_id |
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. ")"; |
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|
| 428 |
if (!mysql_query ($sql, $con)){ |
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sql_err($sql); |
| 430 |
mysql_query ("UNLOCK TABLES", $con); |
| 431 |
bailout(); |
| 432 |
} |
| 433 |
else { |
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mysql_query ("UNLOCK TABLES", $con); |
| 435 |
} |
| 436 |
|
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// If the user opted for default resource description, void out the incoming $description; |
| 438 |
if ($descr_default == 1) $description = ""; |
| 439 |
|
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// Fetch the master information type |
| 441 |
$masterinfotype_id = lookupField($con, "infotype", "infotype_id", $infotype_id, "masterinfotype_id"); |
| 442 |
|
| 443 |
// Insert the new row |
| 444 |
$sql = "INSERT INTO res_sub_infotype ( |
| 445 |
resource_id, |
| 446 |
subject_id, |
| 447 |
infotype_id, |
| 448 |
masterinfotype_id, |
| 449 |
highlighted, |
| 450 |
description) VALUES (" |
| 451 |
. $resource_id |
| 452 |
. ", " |
| 453 |
. $subject_id |
| 454 |
. ", " |
| 455 |
. $infotype_id |
| 456 |
. ", " |
| 457 |
. $masterinfotype_id |
| 458 |
. ", '" |
| 459 |
. $highlighted |
| 460 |
. "', '" |
| 461 |
. $description |
| 462 |
. "')"; |
| 463 |
|
| 464 |
if (!mysql_query ($sql, $con)){ |
| 465 |
sql_err($sql); |
| 466 |
mysql_query ("UNLOCK TABLES", $con); |
| 467 |
bailout(); |
| 468 |
} |
| 469 |
else { |
| 470 |
mysql_query ("UNLOCK TABLES", $con); |
| 471 |
} |
| 472 |
|
| 473 |
header("Location: subject_builder.phtml?subject_id=" . $subject_id . "#" . $resource_id); |
| 474 |
} |
| 475 |
?> |
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