admin/include/subject_builder.php

<?php
/**********************************************************
Function Library: subject_builder.php
Original Author: Paul Bramscher <brams006@tc.umn.edu>
Last Modified: 11.04.2003
***********************************************************
Comments:
This small library brings together basic functionality to
delete, insert, and update RQS subject pages. Note that all
of the function involve a header redirect back to the
authoring environment of RQS.
***********************************************************
Table of Contents:
assignSubOtherSub
assignSubPage
deleteSubjectBuilder
deleteSubOtherSub
deleteSubPage
insertSubjectBuilder
rqsPublish
rqsUnpublish
updateRQSUpdate
updateSubjectBuilder
**********************************************************/


/**********************************************************
Function: assignSubOtherSub
Author: Paul Bramscher
Last Modified: 11.04.2003
***********************************************************
Purpose:
Assigns other RQS pages (possibly multiple) to a given
subject and calls formSubject back again.
**********************************************************/
function assignSubOtherSub($con, $subject_id_array, $subject_id) {

        // For every subject, assign it to the selected subject
        for ($subscript = 0; $subscript < sizeof($subject_id_array); $subscript++ ) {
        
                // Check to make sure that the page isn't already assigned
                $sql = "SELECT * FROM sub_othersub WHERE subject_id = "
                        . $subject_id
                        . " AND othersub_id = "
                        . $subject_id_array[$subscript];

                $rs = mysql_query($sql);
                if (mysql_num_rows($rs) == 0) {

                        $sql = "INSERT INTO sub_othersub (subject_id, othersub_id) VALUES ("
                                . $subject_id
                                . ", "
                                . $subject_id_array[$subscript]
                                . ")";

                        if (!mysql_query($sql, $con)){
                                sql_err($con);
                                mysql_query ("UNLOCK TABLES", $con);
                                bailout();
                        } // bad write
                        else {
                                mysql_query("UNLOCK TABLES", $con);
                        
                        } // good write of sub_othersub
                        
                } // other subject not already assigned

        } // array of subject id's

        header("Location: subject_builder.phtml?subject_id=" . $subject_id);

} // function


/**********************************************************
Function: assignSubPage
Author: Paul Bramscher
Last Modified: 06.17.2003
***********************************************************
Purpose:
Assigns PageScribe pages (possibly multiple) to a given
subject and calls formSubject back again.
**********************************************************/
function assignSubPage($con, $page_id_array, $subject_id) {

        // For every page, assign it to the selected subject
        for ($subscript = 0; $subscript < sizeof($page_id_array); $subscript++ ) {
        
                // Check to make sure that the page isn't already assigned
                $sql = "SELECT * FROM sub_page WHERE subject_id = "
                        . $subject_id
                        . " AND page_id = "
                        . $page_id_array[$subscript];

                $rs = mysql_query($sql);
                if (mysql_num_rows($rs) == 0) {

                        $sql = "INSERT INTO sub_page (subject_id, page_id) VALUES ("
                                . $subject_id
                                . ", "
                                . $page_id_array[$subscript]
                                . ")";

                        if (!mysql_query($sql, $con)){
                                sql_err($con);
                                mysql_query ("UNLOCK TABLES", $con);
                                bailout();
                        } // bad write
                        else {
                                mysql_query("UNLOCK TABLES", $con);
                        
                        } // good write of sub_page
                        
                } // page not already assigned

        } // array of page id's

        header("Location: subject_builder.phtml?subject_id=" . $subject_id);

} // function


/**********************************************************
Function: deleteSubjectBuilder
Author: Paul Bramscher
Last Modified: 04.21.2003
***********************************************************
Purpose:
Deletes an entry on an RQS page, based on a triple
composite primary key of resource, subject and information
type.
**********************************************************/
function deleteSubjectBuilder($con, $infotype_id, $resource_id, $subject_id) {

        // Find the default information type for this resource
        $sql = "DELETE FROM res_sub_infotype WHERE resource_id = "
                . $resource_id . " AND subject_id = "
                . $subject_id . " AND infotype_id = "
                . $infotype_id;

        if (!mysql_query ($sql, $con)){
                sql_err($sql);
                mysql_query ("UNLOCK TABLES", $con);
                bailout();
        }
        else {
                mysql_query ("UNLOCK TABLES", $con);
        }

        header("Location: subject_builder.phtml?subject_id=" . $subject_id);

}


/********************************************************** 
Function: deleteSubOtherSub
Author: Paul Bramscher
Last Modified: 11.04.2003
***********************************************************
Purpose:
Deletes subject-othersubject associations based on the
supplied subject id (possibly multiple) and calls
formSubject back again.
**********************************************************/
function deleteSubOtherSub($con, $key_list_array, $subject_id){

        // For every page in the array, delete it from the bridging table
        for ($element = 0; $element < sizeof($key_list_array); $element++) {

                $sql = "DELETE FROM sub_othersub WHERE subject_id = "
                        . $subject_id
                        . " AND othersub_id = "
                        . $key_list_array[$element];

                // Failed                               
                if (!mysql_query ($sql, $con)){
                        sql_err($sql);
                        mysql_query ("UNLOCK TABLES", $con);
                        bailout();
                }
                
                // Succeeded 
                else {
                        mysql_query ("UNLOCK TABLES", $con);
                }
        }
        
        header("Location: subject_builder.phtml?subject_id=" . $subject_id);
}


/********************************************************** 
Function: deleteSubPage
Author: Paul Bramscher
Last Modified: 06.17.2003
***********************************************************
Purpose:
Deletes subject-page associations based on the
supplied subject id (possibly multiple) and calls
formSubject back again.
**********************************************************/
function deleteSubPage($con, $key_list_array, $subject_id){

        // For every page in the array, delete it from the bridging table
        for ($element = 0; $element < sizeof($key_list_array); $element++) {

                $sql = "DELETE FROM sub_page WHERE subject_id = "
                        . $subject_id
                        . " AND page_id = "
                        . $key_list_array[$element];

                // Failed                               
                if (!mysql_query ($sql, $con)){
                        sql_err($sql);
                        mysql_query ("UNLOCK TABLES", $con);
                        bailout();
                }
                
                // Succeeded 
                else {
                        mysql_query ("UNLOCK TABLES", $con);
                }
        }
        
        header("Location: subject_builder.phtml?subject_id=" . $subject_id);
}


/**********************************************************
Function: insertSubjectBuilder
Author: Paul Bramscher
Last Modified: 04.21.2003
***********************************************************
Purpose:
Inserts a resource onto an RQS page.  Note that the incoming
parameters include a flag for whether this is a highlighted
or "core" resource, the resource id itself, and the subject
id.  The third key in the primary composite key for the
resource-subject-infotype is supplied by looking up the
resource's default information type.  Unless specified,
it'll be NULL and appear initially on RQS pages under
the (N/A) and (N/A) masterinfotype and infotype headings.
**********************************************************/
function insertSubjectBuilder($con, $highlighted, $resource_id, $subject_id) {

        // Continue only if a resource was selected
        if ($resource_id > 0) {

                // Flag to allow adding to this RQS+ page
                $allow = 1;

                // Find the default information type for this resource
                $sql = "SELECT infotype_id FROM resource WHERE resource_id = " . $resource_id;
                $rs = mysql_query($sql, $con);
                $row = mysql_fetch_array ($rs);
                $infotype_id = $row["infotype_id"];

                // Check to see if it's already there.
                $exists = existsResSub($con, $resource_id, $subject_id);

                // If already there, check to see whether the (N/A) infotype exists
                if ($exists > 0) $existsNA = existsResSubNA($con, $resource_id, $subject_id);
                
                // If (N/A) exists, disallow adding             
                if ($existsNA > 0) $allow = 0;
                
                // Else allow the adding, but force into (N/A) infotype.
                if ($exists > 0 && $existsNA < 1) $infotype_id = 1;

                if ($allow == 1) {

                        // Determine if highlighted/core
                        if ($highlighted == "Add Core") $highlighted = 1;
                        else $highlighted = 0;

                        // Fetch the master information type
                        $masterinfotype_id = lookupField($con, "infotype", "infotype_id", $infotype_id, "masterinfotype_id");

                        // Build the SQL
                        $sql = "INSERT INTO res_sub_infotype (resource_id, subject_id, infotype_id, masterinfotype_id, highlighted) VALUES ("
                                . $resource_id
                                . ", "
                                . $subject_id
                                . ", "
                                . $infotype_id
                                . ", "
                                . $masterinfotype_id
                                . ", "
                                . $highlighted
                                . ")";

                        // Debugging
                        // printf("sql was: %s<BR>", $sql);

                        if (!mysql_query ($sql, $con)){
                                sql_err($sql);
                                mysql_query ("UNLOCK TABLES", $con);
                                bailout();
                        }
                        else {
                                mysql_query ("UNLOCK TABLES", $con);
                        }

                }

        }

        header("Location: subject_builder.phtml?subject_id=" . $subject_id . "&recent=" . $resource_id . "#select");

}


/********************************************************** 
Function: rqsPublish
Author: Paul Bramscher
Last Modified: 08.27.2003
***********************************************************
Purpose:
Toggles the RQS published flag to 1 (true).
**********************************************************/
function rqsPublish($con, $subject_id){

        $sql = "UPDATE subject SET rqs_published = '1' WHERE subject_id = "
                . $subject_id;

        // Failed                               
        if (!mysql_query ($sql, $con)){
                sql_err($sql);
                mysql_query ("UNLOCK TABLES", $con);
                bailout();
        }

        // Succeeded 
        else {
                mysql_query ("UNLOCK TABLES", $con);
        }

        header("Location: subject_builder.phtml?subject_id=" . $subject_id);
}


/********************************************************** 
Function: rqsUnpublish
Author: Paul Bramscher
Last Modified: 08.27.2003
***********************************************************
Purpose:
Toggles the RQS published flag to 0 (false).
**********************************************************/
function rqsUnpublish($con, $subject_id){

        $sql = "UPDATE subject SET rqs_published = '0' WHERE subject_id = "
                . $subject_id;

        // Failed                               
        if (!mysql_query ($sql, $con)){
                sql_err($sql);
                mysql_query ("UNLOCK TABLES", $con);
                bailout();
        }

        // Succeeded 
        else {
                mysql_query ("UNLOCK TABLES", $con);
        }

        header("Location: subject_builder.phtml?subject_id=" . $subject_id);
}


/**********************************************************
Function: updateRQSUpdate
Author: Paul Bramscher
Last Modified: 08.27.2003
***********************************************************
Purpose:
Modifies the RQS "last updated" fields accordingly.
**********************************************************/
function updateRQSUpdate($con, $sess_staff_account, $subject_id) {

        $sql = "UPDATE subject SET rqs_date_modified = now(), rqs_account_modified ='"
                . $sess_staff_account
                . "' WHERE subject_id = "
                . $subject_id;

        // Failed                               
        if (!mysql_query ($sql, $con)){
                sql_err($sql);
                mysql_query ("UNLOCK TABLES", $con);
                bailout();
        }

        // Succeeded 
        else {
                mysql_query ("UNLOCK TABLES", $con);
        }
}


/**********************************************************
Function: updateSubjectBuilder
Author: Paul Bramscher
Last Modified: 05.27.2003
***********************************************************
Purpose:
Update the RQS resource-subject-infoype assignment.  Note
that the incoming variables also include a flag for whether
the assignment is to be a highlighted or "core" resource.
**********************************************************/
function updateSubjectBuilder($con, $description, $descr_default, $highlighted,
        $infotype_id, $old_infotype_id, $resource_id, $subject_id) {

        // Clean up strings
        if (strlen($description) > 0) $description = textInmySQL($description);
        
        // First delete the one, as well as the newly-selected information type entry (if exists)
        $sql = "DELETE FROM res_sub_infotype WHERE resource_id = "
                . $resource_id
                . " AND subject_id = "
                . $subject_id
                . " AND (infotype_id = "
                . $old_infotype_id
                . " OR infotype_id = "
                . $infotype_id
                . ")";
        
        if (!mysql_query ($sql, $con)){
                sql_err($sql);
                mysql_query ("UNLOCK TABLES", $con);
                bailout();
        }
        else {
                mysql_query ("UNLOCK TABLES", $con);
        }
                
        // If the user opted for default resource description, void out the incoming $description;
        if ($descr_default == 1) $description = "";

        // Fetch the master information type
        $masterinfotype_id = lookupField($con, "infotype", "infotype_id", $infotype_id, "masterinfotype_id");
        
        // Insert the new row
        $sql = "INSERT INTO res_sub_infotype (
                        resource_id,
                        subject_id,
                        infotype_id,
                        masterinfotype_id,
                        highlighted,
                        description) VALUES ("
                        . $resource_id
                        . ", "
                        . $subject_id
                        . ", "
                        . $infotype_id
                        . ", "
                        . $masterinfotype_id
                        . ", '"
                        . $highlighted
                        . "', '"
                        . $description
                        . "')";
        
        if (!mysql_query ($sql, $con)){
                sql_err($sql);
                mysql_query ("UNLOCK TABLES", $con);
                bailout();
        }
        else {
                mysql_query ("UNLOCK TABLES", $con);
        }

        header("Location: subject_builder.phtml?subject_id=" . $subject_id . "#" . $resource_id);
}
?>
1	dpavlin	1	<?php
2			/**********************************************************
3			Function Library: subject_builder.php
4			Original Author: Paul Bramscher <brams006@tc.umn.edu>
5			Last Modified: 11.04.2003
6			***********************************************************
7			Comments:
8			This small library brings together basic functionality to
9			delete, insert, and update RQS subject pages. Note that all
10			of the function involve a header redirect back to the
11			authoring environment of RQS.
12			***********************************************************
13			Table of Contents:
14			assignSubOtherSub
15			assignSubPage
16			deleteSubjectBuilder
17			deleteSubOtherSub
18			deleteSubPage
19			insertSubjectBuilder
20			rqsPublish
21			rqsUnpublish
22			updateRQSUpdate
23			updateSubjectBuilder
24			**********************************************************/
25
26
27			/**********************************************************
28			Function: assignSubOtherSub
29			Author: Paul Bramscher
30			Last Modified: 11.04.2003
31			***********************************************************
32			Purpose:
33			Assigns other RQS pages (possibly multiple) to a given
34			subject and calls formSubject back again.
35			**********************************************************/
36			function assignSubOtherSub($con, $subject_id_array, $subject_id) {
37
38			// For every subject, assign it to the selected subject
39			for ($subscript = 0; $subscript < sizeof($subject_id_array); $subscript++ ) {
40
41			// Check to make sure that the page isn't already assigned
42			$sql = "SELECT * FROM sub_othersub WHERE subject_id = "
43			. $subject_id
44			. " AND othersub_id = "
45			. $subject_id_array[$subscript];
46
47			$rs = mysql_query($sql);
48			if (mysql_num_rows($rs) == 0) {
49
50			$sql = "INSERT INTO sub_othersub (subject_id, othersub_id) VALUES ("
51			. $subject_id
52			. ", "
53			. $subject_id_array[$subscript]
54			. ")";
55
56			if (!mysql_query($sql, $con)){
57			sql_err($con);
58			mysql_query ("UNLOCK TABLES", $con);
59			bailout();
60			} // bad write
61			else {
62			mysql_query("UNLOCK TABLES", $con);
63
64			} // good write of sub_othersub
65
66			} // other subject not already assigned
67
68			} // array of subject id's
69
70			header("Location: subject_builder.phtml?subject_id=" . $subject_id);
71
72			} // function
73
74
75			/**********************************************************
76			Function: assignSubPage
77			Author: Paul Bramscher
78			Last Modified: 06.17.2003
79			***********************************************************
80			Purpose:
81			Assigns PageScribe pages (possibly multiple) to a given
82			subject and calls formSubject back again.
83			**********************************************************/
84			function assignSubPage($con, $page_id_array, $subject_id) {
85
86			// For every page, assign it to the selected subject
87			for ($subscript = 0; $subscript < sizeof($page_id_array); $subscript++ ) {
88
89			// Check to make sure that the page isn't already assigned
90			$sql = "SELECT * FROM sub_page WHERE subject_id = "
91			. $subject_id
92			. " AND page_id = "
93			. $page_id_array[$subscript];
94
95			$rs = mysql_query($sql);
96			if (mysql_num_rows($rs) == 0) {
97
98			$sql = "INSERT INTO sub_page (subject_id, page_id) VALUES ("
99			. $subject_id
100			. ", "
101			. $page_id_array[$subscript]
102			. ")";
103
104			if (!mysql_query($sql, $con)){
105			sql_err($con);
106			mysql_query ("UNLOCK TABLES", $con);
107			bailout();
108			} // bad write
109			else {
110			mysql_query("UNLOCK TABLES", $con);
111
112			} // good write of sub_page
113
114			} // page not already assigned
115
116			} // array of page id's
117
118			header("Location: subject_builder.phtml?subject_id=" . $subject_id);
119
120			} // function
121
122
123
124			/**********************************************************
125			Function: deleteSubjectBuilder
126			Author: Paul Bramscher
127			Last Modified: 04.21.2003
128			***********************************************************
129			Purpose:
130			Deletes an entry on an RQS page, based on a triple
131			composite primary key of resource, subject and information
132			type.
133			**********************************************************/
134			function deleteSubjectBuilder($con, $infotype_id, $resource_id, $subject_id) {
135
136			// Find the default information type for this resource
137			$sql = "DELETE FROM res_sub_infotype WHERE resource_id = "
138			. $resource_id . " AND subject_id = "
139			. $subject_id . " AND infotype_id = "
140			. $infotype_id;
141
142			if (!mysql_query ($sql, $con)){
143			sql_err($sql);
144			mysql_query ("UNLOCK TABLES", $con);
145			bailout();
146			}
147			else {
148			mysql_query ("UNLOCK TABLES", $con);
149			}
150
151			header("Location: subject_builder.phtml?subject_id=" . $subject_id);
152
153			}
154
155
156			/**********************************************************
157			Function: deleteSubOtherSub
158			Author: Paul Bramscher
159			Last Modified: 11.04.2003
160			***********************************************************
161			Purpose:
162			Deletes subject-othersubject associations based on the
163			supplied subject id (possibly multiple) and calls
164			formSubject back again.
165			**********************************************************/
166			function deleteSubOtherSub($con, $key_list_array, $subject_id){
167
168			// For every page in the array, delete it from the bridging table
169			for ($element = 0; $element < sizeof($key_list_array); $element++) {
170
171			$sql = "DELETE FROM sub_othersub WHERE subject_id = "
172			. $subject_id
173			. " AND othersub_id = "
174			. $key_list_array[$element];
175
176			// Failed
177			if (!mysql_query ($sql, $con)){
178			sql_err($sql);
179			mysql_query ("UNLOCK TABLES", $con);
180			bailout();
181			}
182
183			// Succeeded
184			else {
185			mysql_query ("UNLOCK TABLES", $con);
186			}
187			}
188
189			header("Location: subject_builder.phtml?subject_id=" . $subject_id);
190			}
191
192
193			/**********************************************************
194			Function: deleteSubPage
195			Author: Paul Bramscher
196			Last Modified: 06.17.2003
197			***********************************************************
198			Purpose:
199			Deletes subject-page associations based on the
200			supplied subject id (possibly multiple) and calls
201			formSubject back again.
202			**********************************************************/
203			function deleteSubPage($con, $key_list_array, $subject_id){
204
205			// For every page in the array, delete it from the bridging table
206			for ($element = 0; $element < sizeof($key_list_array); $element++) {
207
208			$sql = "DELETE FROM sub_page WHERE subject_id = "
209			. $subject_id
210			. " AND page_id = "
211			. $key_list_array[$element];
212
213			// Failed
214			if (!mysql_query ($sql, $con)){
215			sql_err($sql);
216			mysql_query ("UNLOCK TABLES", $con);
217			bailout();
218			}
219
220			// Succeeded
221			else {
222			mysql_query ("UNLOCK TABLES", $con);
223			}
224			}
225
226			header("Location: subject_builder.phtml?subject_id=" . $subject_id);
227			}
228
229
230			/**********************************************************
231			Function: insertSubjectBuilder
232			Author: Paul Bramscher
233			Last Modified: 04.21.2003
234			***********************************************************
235			Purpose:
236			Inserts a resource onto an RQS page. Note that the incoming
237			parameters include a flag for whether this is a highlighted
238			or "core" resource, the resource id itself, and the subject
239			id. The third key in the primary composite key for the
240			resource-subject-infotype is supplied by looking up the
241			resource's default information type. Unless specified,
242			it'll be NULL and appear initially on RQS pages under
243			the (N/A) and (N/A) masterinfotype and infotype headings.
244			**********************************************************/
245			function insertSubjectBuilder($con, $highlighted, $resource_id, $subject_id) {
246
247			// Continue only if a resource was selected
248			if ($resource_id > 0) {
249
250			// Flag to allow adding to this RQS+ page
251			$allow = 1;
252
253			// Find the default information type for this resource
254			$sql = "SELECT infotype_id FROM resource WHERE resource_id = " . $resource_id;
255			$rs = mysql_query($sql, $con);
256			$row = mysql_fetch_array ($rs);
257			$infotype_id = $row["infotype_id"];
258
259			// Check to see if it's already there.
260			$exists = existsResSub($con, $resource_id, $subject_id);
261
262			// If already there, check to see whether the (N/A) infotype exists
263			if ($exists > 0) $existsNA = existsResSubNA($con, $resource_id, $subject_id);
264
265			// If (N/A) exists, disallow adding
266			if ($existsNA > 0) $allow = 0;
267
268			// Else allow the adding, but force into (N/A) infotype.
269			if ($exists > 0 && $existsNA < 1) $infotype_id = 1;
270
271			if ($allow == 1) {
272
273			// Determine if highlighted/core
274			if ($highlighted == "Add Core") $highlighted = 1;
275			else $highlighted = 0;
276
277			// Fetch the master information type
278			$masterinfotype_id = lookupField($con, "infotype", "infotype_id", $infotype_id, "masterinfotype_id");
279
280			// Build the SQL
281			$sql = "INSERT INTO res_sub_infotype (resource_id, subject_id, infotype_id, masterinfotype_id, highlighted) VALUES ("
282			. $resource_id
283			. ", "
284			. $subject_id
285			. ", "
286			. $infotype_id
287			. ", "
288			. $masterinfotype_id
289			. ", "
290			. $highlighted
291			. ")";
292
293			// Debugging
294			// printf("sql was: %s<BR>", $sql);
295
296			if (!mysql_query ($sql, $con)){
297			sql_err($sql);
298			mysql_query ("UNLOCK TABLES", $con);
299			bailout();
300			}
301			else {
302			mysql_query ("UNLOCK TABLES", $con);
303			}
304
305			}
306
307			}
308
309			header("Location: subject_builder.phtml?subject_id=" . $subject_id . "&recent=" . $resource_id . "#select");
310
311			}
312
313
314			/**********************************************************
315			Function: rqsPublish
316			Author: Paul Bramscher
317			Last Modified: 08.27.2003
318			***********************************************************
319			Purpose:
320			Toggles the RQS published flag to 1 (true).
321			**********************************************************/
322			function rqsPublish($con, $subject_id){
323
324			$sql = "UPDATE subject SET rqs_published = '1' WHERE subject_id = "
325			. $subject_id;
326
327			// Failed
328			if (!mysql_query ($sql, $con)){
329			sql_err($sql);
330			mysql_query ("UNLOCK TABLES", $con);
331			bailout();
332			}
333
334			// Succeeded
335			else {
336			mysql_query ("UNLOCK TABLES", $con);
337			}
338
339			header("Location: subject_builder.phtml?subject_id=" . $subject_id);
340			}
341
342
343			/**********************************************************
344			Function: rqsUnpublish
345			Author: Paul Bramscher
346			Last Modified: 08.27.2003
347			***********************************************************
348			Purpose:
349			Toggles the RQS published flag to 0 (false).
350			**********************************************************/
351			function rqsUnpublish($con, $subject_id){
352
353			$sql = "UPDATE subject SET rqs_published = '0' WHERE subject_id = "
354			. $subject_id;
355
356			// Failed
357			if (!mysql_query ($sql, $con)){
358			sql_err($sql);
359			mysql_query ("UNLOCK TABLES", $con);
360			bailout();
361			}
362
363			// Succeeded
364			else {
365			mysql_query ("UNLOCK TABLES", $con);
366			}
367
368			header("Location: subject_builder.phtml?subject_id=" . $subject_id);
369			}
370
371
372			/**********************************************************
373			Function: updateRQSUpdate
374			Author: Paul Bramscher
375			Last Modified: 08.27.2003
376			***********************************************************
377			Purpose:
378			Modifies the RQS "last updated" fields accordingly.
379			**********************************************************/
380			function updateRQSUpdate($con, $sess_staff_account, $subject_id) {
381
382			$sql = "UPDATE subject SET rqs_date_modified = now(), rqs_account_modified ='"
383			. $sess_staff_account
384			. "' WHERE subject_id = "
385			. $subject_id;
386
387			// Failed
388			if (!mysql_query ($sql, $con)){
389			sql_err($sql);
390			mysql_query ("UNLOCK TABLES", $con);
391			bailout();
392			}
393
394			// Succeeded
395			else {
396			mysql_query ("UNLOCK TABLES", $con);
397			}
398			}
399
400
401			/**********************************************************
402			Function: updateSubjectBuilder
403			Author: Paul Bramscher
404			Last Modified: 05.27.2003
405			***********************************************************
406			Purpose:
407			Update the RQS resource-subject-infoype assignment. Note
408			that the incoming variables also include a flag for whether
409			the assignment is to be a highlighted or "core" resource.
410			**********************************************************/
411			function updateSubjectBuilder($con, $description, $descr_default, $highlighted,
412			$infotype_id, $old_infotype_id, $resource_id, $subject_id) {
413
414			// Clean up strings
415			if (strlen($description) > 0) $description = textInmySQL($description);
416
417			// First delete the one, as well as the newly-selected information type entry (if exists)
418			$sql = "DELETE FROM res_sub_infotype WHERE resource_id = "
419			. $resource_id
420			. " AND subject_id = "
421			. $subject_id
422			. " AND (infotype_id = "
423			. $old_infotype_id
424			. " OR infotype_id = "
425			. $infotype_id
426			. ")";
427
428			if (!mysql_query ($sql, $con)){
429			sql_err($sql);
430			mysql_query ("UNLOCK TABLES", $con);
431			bailout();
432			}
433			else {
434			mysql_query ("UNLOCK TABLES", $con);
435			}
436
437			// If the user opted for default resource description, void out the incoming $description;
438			if ($descr_default == 1) $description = "";
439
440			// 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			?>