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Better error when serializing catalog to XML fails

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Kovid Goyal 2023-05-04 22:15:17 +05:30
parent 1cc6f9eb7b
commit 4f364dc351
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1 changed files with 57 additions and 54 deletions
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111
src/calibre/library/catalogs/csv_xml.py
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@ -177,72 +177,75 @@ class CSV_XML(CatalogPlugin):
else: else:
root = E.calibredb() root = E.calibredb()
for r in data: for r in data:
record = E.record() try:
root.append(record) record = E.record()
root.append(record)
for field in fields: for field in fields:
if field.startswith('#'): if field.startswith('#'):
val = db.get_field(r['id'], field, index_is_id=True) val = db.get_field(r['id'], field, index_is_id=True)
if not isinstance(val, str): if not isinstance(val, str):
val = str(val) val = str(val)
item = getattr(E, field.replace('#', '_'))(val) item = getattr(E, field.replace('#', '_'))(val)
record.append(item) record.append(item)
for field in ('id', 'uuid', 'publisher', 'rating', 'size', for field in ('id', 'uuid', 'publisher', 'rating', 'size',
'isbn', 'ondevice', 'identifiers'): 'isbn', 'ondevice', 'identifiers'):
if field in fields: if field in fields:
val = r[field] val = r[field]
if not val: if not val:
continue continue
if not isinstance(val, (bytes, str)): if not isinstance(val, (bytes, str)):
if (fm.get(field, {}).get('datatype', None) == if (fm.get(field, {}).get('datatype', None) ==
'rating' and val): 'rating' and val):
val = '%.2g' % (val / 2) val = '%.2g' % (val / 2)
val = str(val) val = str(val)
item = getattr(E, field)(val) item = getattr(E, field)(val)
record.append(item) record.append(item)
if 'title' in fields: if 'title' in fields:
title = E.title(r['title'], sort=r['sort']) title = E.title(r['title'], sort=r['sort'])
record.append(title) record.append(title)
if 'authors' in fields: if 'authors' in fields:
aus = E.authors(sort=r['author_sort']) aus = E.authors(sort=r['author_sort'])
for au in r['authors']: for au in r['authors']:
aus.append(E.author(au)) aus.append(E.author(au))
record.append(aus) record.append(aus)
for field in ('timestamp', 'pubdate'): for field in ('timestamp', 'pubdate'):
if field in fields: if field in fields:
record.append(getattr(E, field)(isoformat(r[field], as_utc=False))) record.append(getattr(E, field)(isoformat(r[field], as_utc=False)))
if 'tags' in fields and r['tags']: if 'tags' in fields and r['tags']:
tags = E.tags() tags = E.tags()
for tag in r['tags']: for tag in r['tags']:
tags.append(E.tag(tag)) tags.append(E.tag(tag))
record.append(tags) record.append(tags)
if 'comments' in fields and r['comments']: if 'comments' in fields and r['comments']:
record.append(E.comments(r['comments'])) record.append(E.comments(r['comments']))
if 'series' in fields and r['series']: if 'series' in fields and r['series']:
record.append(E.series(r['series'], record.append(E.series(r['series'],
index=str(r['series_index']))) index=str(r['series_index'])))
if 'languages' in fields and r['languages']: if 'languages' in fields and r['languages']:
record.append(E.languages(r['languages'])) record.append(E.languages(r['languages']))
if 'cover' in fields and r['cover']: if 'cover' in fields and r['cover']:
record.append(E.cover(r['cover'].replace(os.sep, '/'))) record.append(E.cover(r['cover'].replace(os.sep, '/')))
if 'formats' in fields and r['formats']: if 'formats' in fields and r['formats']:
fmt = E.formats() fmt = E.formats()
for f in r['formats']: for f in r['formats']:
fmt.append(E.format(f.replace(os.sep, '/'))) fmt.append(E.format(f.replace(os.sep, '/')))
record.append(fmt) record.append(fmt)
if 'library_name' in fields: if 'library_name' in fields:
record.append(E.library_name(current_library)) record.append(E.library_name(current_library))
except Exception as e:
raise Exception('Failed to convert {} to XML with error: {}'.format(r['title'], e)) from e
with open(path_to_output, 'wb') as f: with open(path_to_output, 'wb') as f:
f.write(etree.tostring(root, encoding='utf-8', f.write(etree.tostring(root, encoding='utf-8',