def shorten_material_id(old_id):
""" Reduce length of long material IDs from 32 to 8 characters
"""
try:
new_id = generateMaterialId()
Material.objects.filter(material_id=old_id).update(material_id=new_id)
OriginalID.objects.filter(material_id=old_id).update(material_id=new_id)
MaterialFile.objects.filter(material_id=old_id).update(material_id=new_id)
MaterialExport.objects.filter(material_id=old_id).update(material_id=new_id)
print '%s >> %s' % (old_id, new_id)
except:
print 'Error with ' + old_id
def shorten_material_id_2(old_id):
""" Reduce length of long material IDs from 32 to 8 characters
"""
cur = connection.cursor()
try:
new_id = generateMaterialId()
tables = (
'vpr_content_material',
'vpr_content_originalid',
'vpr_content_materialexport',
'vpr_content_materialfile'
)
for t in tables:
sql = """UPDATE %s SET material_id='%s' WHERE material_id='%s';""" \
% (t, new_id, old_id)
res = cur.execute(sql)
transaction.commit_unless_managed()
print '%s >> %s' % (old_id, new_id)
except:
raise
print 'Error with ' + old_id
