[open-ils-commits] [GIT] Evergreen ILS branch master updated. 01529e4464381cfb1867083c32158f64afa9320e

Evergreen Git git at git.evergreen-ils.org
Mon Mar 11 15:42:05 EDT 2013


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       via  01529e4464381cfb1867083c32158f64afa9320e (commit)
       via  2f422efb600ed67eb086f3f4f130298a934f07ef (commit)
      from  369834f5ece9755a5a43d29f31afa70e2a4909c7 (commit)

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- Log -----------------------------------------------------------------
commit 01529e4464381cfb1867083c32158f64afa9320e
Author: Mike Rylander <mrylander at gmail.com>
Date:   Mon Mar 11 15:41:00 2013 -0400

    Stamping upgrade script for null SVF attribute value fix
    
    Signed-off-by: Mike Rylander <mrylander at gmail.com>

diff --git a/Open-ILS/src/sql/Pg/002.schema.config.sql b/Open-ILS/src/sql/Pg/002.schema.config.sql
index f749501..b485fb7 100644
--- a/Open-ILS/src/sql/Pg/002.schema.config.sql
+++ b/Open-ILS/src/sql/Pg/002.schema.config.sql
@@ -90,7 +90,7 @@ CREATE TRIGGER no_overlapping_deps
     BEFORE INSERT OR UPDATE ON config.db_patch_dependencies
     FOR EACH ROW EXECUTE PROCEDURE evergreen.array_overlap_check ('deprecates');
 
-INSERT INTO config.upgrade_log (version, applied_to) VALUES ('0765', :eg_version); -- berick/kmlussier
+INSERT INTO config.upgrade_log (version, applied_to) VALUES ('0766', :eg_version); -- gmc/miker
 
 CREATE TABLE config.bib_source (
 	id		SERIAL	PRIMARY KEY,
diff --git a/Open-ILS/src/sql/Pg/upgrade/XXXX.handle_null_svf_during_import.sql b/Open-ILS/src/sql/Pg/upgrade/0766.function.handle_null_svf_during_import.sql
similarity index 98%
rename from Open-ILS/src/sql/Pg/upgrade/XXXX.handle_null_svf_during_import.sql
rename to Open-ILS/src/sql/Pg/upgrade/0766.function.handle_null_svf_during_import.sql
index 953d3b3..6b63988 100644
--- a/Open-ILS/src/sql/Pg/upgrade/XXXX.handle_null_svf_during_import.sql
+++ b/Open-ILS/src/sql/Pg/upgrade/0766.function.handle_null_svf_during_import.sql
@@ -7,7 +7,7 @@ BEGIN;
 
 
 -- check whether patch can be applied
-SELECT evergreen.upgrade_deps_block_check('XXXX', :eg_version);
+SELECT evergreen.upgrade_deps_block_check('0766', :eg_version);
 
 CREATE OR REPLACE FUNCTION vandelay.extract_rec_attrs ( xml TEXT, attr_defs TEXT[]) RETURNS hstore AS $_$
 DECLARE

commit 2f422efb600ed67eb086f3f4f130298a934f07ef
Author: Galen Charlton <gmc at esilibrary.com>
Date:   Tue Feb 5 13:12:02 2013 -0500

    LP#1116509: prevent null SVF attribute value from breaking record import
    
    Fix problem where a record could fail to be staged for import
    with the following error:
    
    ERROR: query string argument of EXECUTE is null
    CONTEXT: PL/pgSQL function "extract_rec_attrs" line 72 at EXECUTE statement
    SQL function "extract_rec_attrs" statement 1
    
    This error would be triggered if at least one SVF attribute has a normalization
    function defined that is applied to a null value during record import.
    
    Patch is based on a suggestion by Bob Wicksall.
    
    Signed-off-by: Galen Charlton <gmc at esilibrary.com>
    Signed-off-by: Mike Rylander <mrylander at gmail.com>

diff --git a/Open-ILS/src/sql/Pg/012.schema.vandelay.sql b/Open-ILS/src/sql/Pg/012.schema.vandelay.sql
index b7f79d0..def8dfd 100644
--- a/Open-ILS/src/sql/Pg/012.schema.vandelay.sql
+++ b/Open-ILS/src/sql/Pg/012.schema.vandelay.sql
@@ -460,7 +460,7 @@ BEGIN
               WHERE attr = attr_def.name
               ORDER BY m.pos LOOP
                 EXECUTE 'SELECT ' || normalizer.func || '(' ||
-                    quote_literal( attr_value ) ||
+                    quote_nullable( attr_value ) ||
                     CASE
                         WHEN normalizer.param_count > 0
                             THEN ',' || REPLACE(REPLACE(BTRIM(normalizer.params,'[]'),E'\'',E'\\\''),E'"',E'\'')
diff --git a/Open-ILS/src/sql/Pg/upgrade/XXXX.handle_null_svf_during_import.sql b/Open-ILS/src/sql/Pg/upgrade/XXXX.handle_null_svf_during_import.sql
new file mode 100644
index 0000000..953d3b3
--- /dev/null
+++ b/Open-ILS/src/sql/Pg/upgrade/XXXX.handle_null_svf_during_import.sql
@@ -0,0 +1,104 @@
+-- Evergreen DB patch XXXX.handle_null_svf_during_import.sql
+--
+-- Prevent applying a normalization function to a null SVF
+-- attribute value from breaking record import.
+--
+BEGIN;
+
+
+-- check whether patch can be applied
+SELECT evergreen.upgrade_deps_block_check('XXXX', :eg_version);
+
+CREATE OR REPLACE FUNCTION vandelay.extract_rec_attrs ( xml TEXT, attr_defs TEXT[]) RETURNS hstore AS $_$
+DECLARE
+    transformed_xml TEXT;
+    prev_xfrm       TEXT;
+    normalizer      RECORD;
+    xfrm            config.xml_transform%ROWTYPE;
+    attr_value      TEXT;
+    new_attrs       HSTORE := ''::HSTORE;
+    attr_def        config.record_attr_definition%ROWTYPE;
+BEGIN
+
+    FOR attr_def IN SELECT * FROM config.record_attr_definition WHERE name IN (SELECT * FROM UNNEST(attr_defs)) ORDER BY format LOOP
+
+        IF attr_def.tag IS NOT NULL THEN -- tag (and optional subfield list) selection
+            SELECT  ARRAY_TO_STRING(ARRAY_ACCUM(x.value), COALESCE(attr_def.joiner,' ')) INTO attr_value
+              FROM  vandelay.flatten_marc(xml) AS x
+              WHERE x.tag LIKE attr_def.tag
+                    AND CASE
+                        WHEN attr_def.sf_list IS NOT NULL
+                            THEN POSITION(x.subfield IN attr_def.sf_list) > 0
+                        ELSE TRUE
+                        END
+              GROUP BY x.tag
+              ORDER BY x.tag
+              LIMIT 1;
+
+        ELSIF attr_def.fixed_field IS NOT NULL THEN -- a named fixed field, see config.marc21_ff_pos_map.fixed_field
+            attr_value := vandelay.marc21_extract_fixed_field(xml, attr_def.fixed_field);
+
+        ELSIF attr_def.xpath IS NOT NULL THEN -- and xpath expression
+
+            SELECT INTO xfrm * FROM config.xml_transform WHERE name = attr_def.format;
+
+            -- See if we can skip the XSLT ... it's expensive
+            IF prev_xfrm IS NULL OR prev_xfrm <> xfrm.name THEN
+                -- Can't skip the transform
+                IF xfrm.xslt <> '---' THEN
+                    transformed_xml := oils_xslt_process(xml,xfrm.xslt);
+                ELSE
+                    transformed_xml := xml;
+                END IF;
+
+                prev_xfrm := xfrm.name;
+            END IF;
+
+            IF xfrm.name IS NULL THEN
+                -- just grab the marcxml (empty) transform
+                SELECT INTO xfrm * FROM config.xml_transform WHERE xslt = '---' LIMIT 1;
+                prev_xfrm := xfrm.name;
+            END IF;
+
+            attr_value := oils_xpath_string(attr_def.xpath, transformed_xml, COALESCE(attr_def.joiner,' '), ARRAY[ARRAY[xfrm.prefix, xfrm.namespace_uri]]);
+
+        ELSIF attr_def.phys_char_sf IS NOT NULL THEN -- a named Physical Characteristic, see config.marc21_physical_characteristic_*_map
+            SELECT  m.value::TEXT INTO attr_value
+              FROM  vandelay.marc21_physical_characteristics(xml) v
+                    JOIN config.marc21_physical_characteristic_value_map m ON (m.id = v.value)
+              WHERE v.subfield = attr_def.phys_char_sf
+              LIMIT 1; -- Just in case ...
+
+        END IF;
+
+        -- apply index normalizers to attr_value
+        FOR normalizer IN
+            SELECT  n.func AS func,
+                    n.param_count AS param_count,
+                    m.params AS params
+              FROM  config.index_normalizer n
+                    JOIN config.record_attr_index_norm_map m ON (m.norm = n.id)
+              WHERE attr = attr_def.name
+              ORDER BY m.pos LOOP
+                EXECUTE 'SELECT ' || normalizer.func || '(' ||
+                    quote_nullable( attr_value ) ||
+                    CASE
+                        WHEN normalizer.param_count > 0
+                            THEN ',' || REPLACE(REPLACE(BTRIM(normalizer.params,'[]'),E'\'',E'\\\''),E'"',E'\'')
+                            ELSE ''
+                        END ||
+                    ')' INTO attr_value;
+
+        END LOOP;
+
+        -- Add the new value to the hstore
+        new_attrs := new_attrs || hstore( attr_def.name, attr_value );
+
+    END LOOP;
+
+    RETURN new_attrs;
+END;
+$_$ LANGUAGE PLPGSQL;
+
+
+COMMIT;

-----------------------------------------------------------------------

Summary of changes:
 Open-ILS/src/sql/Pg/002.schema.config.sql          |    2 +-
 Open-ILS/src/sql/Pg/012.schema.vandelay.sql        |    2 +-
 ...0766.function.handle_null_svf_during_import.sql |  104 ++++++++++++++++++++
 3 files changed, 106 insertions(+), 2 deletions(-)
 create mode 100644 Open-ILS/src/sql/Pg/upgrade/0766.function.handle_null_svf_during_import.sql


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