Upload pdf fixes:

Handle no title
Handle no author
Fix import of more than one language
Add missing pdf upload publisher handling

cps/comic.py

@@ -154,7 +154,8 @@ def get_comic_info(tmp_file_path, original_file_name, original_file_extension, r
                 tags="",
                 series=loadedMetadata.series or "",
                 series_id=loadedMetadata.issue or "",
-                languages=loadedMetadata.language)
+                languages=loadedMetadata.language,
+                publisher="")
 
     return BookMeta(
         file_path=tmp_file_path,
@@ -166,4 +167,5 @@ def get_comic_info(tmp_file_path, original_file_name, original_file_extension, r
         tags="",
         series="",
         series_id="",
-        languages="")
+        languages="",
+        publisher="")

cps/constants.py

@@ -130,7 +130,7 @@ def selected_roles(dictionary):
 
 # :rtype: BookMeta
 BookMeta = namedtuple('BookMeta', 'file_path, extension, title, author, cover, description, tags, series, '
-                                  'series_id, languages')
+                                  'series_id, languages, publisher')
 
 STABLE_VERSION = {'version': '0.6.12 Beta'}
 

cps/editbooks.py

@@ -444,10 +444,10 @@ def edit_book_languages(languages, book, upload=False):
     return modify_database_object(input_l, book.languages, db.Languages, calibre_db.session, 'languages')
 
 
-def edit_book_publisher(to_save, book):
+def edit_book_publisher(publishers, book):
     changed = False
-    if to_save["publisher"]:
+    if publishers:        
-        publisher = to_save["publisher"].rstrip().strip()
+        publisher = publishers.rstrip().strip()
         if len(book.publishers) == 0 or (len(book.publishers) > 0 and publisher != book.publishers[0].name):
             changed |= modify_database_object([publisher], book.publishers, db.Publishers, calibre_db.session,
                                               'publisher')
@@ -740,7 +740,7 @@ def edit_book(book_id):
                 book.pubdate = db.Books.DEFAULT_PUBDATE
 
             # handle book publisher
-            modif_date |= edit_book_publisher(to_save, book)
+            modif_date |= edit_book_publisher(to_save['publisher'], book)
 
             # handle book languages
             modif_date |= edit_book_languages(to_save['languages'], book)
@@ -867,6 +867,9 @@ def create_book_on_upload(modif_date, meta):
     # handle tags
     modif_date |= edit_book_tags(meta.tags, db_book)
 
+    # handle publisher
+    modif_date |= edit_book_publisher(meta.publisher, db_book)
+
     # handle series
     modif_date |= edit_book_series(meta.series, db_book)
 

cps/epub.py

@@ -142,4 +142,5 @@ def get_epub_info(tmp_file_path, original_file_name, original_file_extension):
         tags=epub_metadata['subject'].encode('utf-8').decode('utf-8'),
         series=epub_metadata['series'].encode('utf-8').decode('utf-8'),
         series_id=epub_metadata['series_id'].encode('utf-8').decode('utf-8'),
-        languages=epub_metadata['language'])
+        languages=epub_metadata['language'],
+        publisher="")

cps/fb2.py

@@ -77,4 +77,5 @@ def get_fb2_info(tmp_file_path, original_file_extension):
         tags="",
         series="",
         series_id="",
-        languages="")
+        languages="",
+        publisher="")

cps/isoLanguages.py

@@ -57,27 +57,29 @@ def get_language_name(locale, lang_code):
 
 def get_language_codes(locale, language_names, remainder=None):
     language_names = set(x.strip().lower() for x in language_names if x)
-    languages = list()
+    lang = list()
     for k, v in get_language_names(locale).items():
         v = v.lower()
         if v in language_names:
-            languages.append(k)
+            lang.append(k)
             language_names.remove(v)
     if remainder is not None:
         remainder.extend(language_names)
-    return languages
+    return lang
+
 
 def get_valid_language_codes(locale, language_names, remainder=None):
-    languages = list()
+    lang = list()
     if "" in language_names:
         language_names.remove("")
     for k, __ in get_language_names(locale).items():
         if k in language_names:
-            languages.append(k)
+            lang.append(k)
             language_names.remove(k)
     if remainder is not None and len(language_names):
         remainder.extend(language_names)
-    return languages
+    return lang
+
 
 def get_lang3(lang):
     try:

cps/uploader.py

@@ -43,12 +43,17 @@ except (ImportError, RuntimeError) as e:
     log.debug('Cannot import Image, generating pdf covers for pdf uploads will not work: %s', e)
     use_generic_pdf_cover = True
 
+try:
+    from PyPDF3 import PdfFileReader
+    from PyPDF3 import __version__ as PyPdfVersion
+    use_pdf_meta = True
+except ImportError as ex:
     try:
         from PyPDF2 import PdfFileReader
         from PyPDF2 import __version__ as PyPdfVersion
         use_pdf_meta = True
     except ImportError as e:
-    log.debug('Cannot import PyPDF2, extracting pdf metadata will not work: %s', e)
+        log.debug('Cannot import PyPDF3/PyPDF2, extracting pdf metadata will not work: %s / %s', e)
         use_pdf_meta = False
 
 try:
@@ -102,7 +107,98 @@ def default_meta(tmp_file_path, original_file_name, original_file_extension):
         tags="",
         series="",
         series_id="",
-        languages="")
+        languages="",
+        publisher="")
+
+
+def parse_xmp(pdf_file):
+    """
+    Parse XMP Metadata and prepare for BookMeta object 
+    """
+    try:
+        xmp_info = pdf_file.getXmpMetadata()
+    except Exception as e:
+        log.debug('Can not read XMP metadata', e)
+        return None
+
+    if xmp_info:
+        try:
+            xmp_author = xmp_info.dc_creator # list
+        except AttributeError:
+            xmp_author = ['']
+        
+        if xmp_info.dc_title: 
+            xmp_title = xmp_info.dc_title['x-default']
+        else:
+            xmp_title = ''
+
+        if xmp_info.dc_description:
+            xmp_description = xmp_info.dc_description['x-default']
+        else:
+            xmp_description = ''
+
+        languages = []
+        try:
+            for i in xmp_info.dc_language:
+                #calibre-web currently only takes one language.
+                languages.append(isoLanguages.get_lang3(i))
+        except:
+            languages.append('')
+        
+        xmp_tags = ', '.join(xmp_info.dc_subject)
+        xmp_publisher = ', '.join(xmp_info.dc_publisher)
+
+        return {'author': xmp_author,
+                    'title': xmp_title,
+                    'subject': xmp_description,
+                    'tags': xmp_tags, 'languages': languages,
+                    'publisher': xmp_publisher
+                    }
+
+
+def parse_xmp(pdf_file):
+    """
+    Parse XMP Metadata and prepare for BookMeta object 
+    """
+    try:
+        xmp_info = pdf_file.getXmpMetadata()
+    except Exception as e:
+        log.debug('Can not read XMP metadata', e)
+        return None
+
+    if xmp_info:
+        try:
+            xmp_author = xmp_info.dc_creator # list
+        except:
+            xmp_author = ['']
+        
+        if xmp_info.dc_title: 
+            xmp_title = xmp_info.dc_title['x-default']
+        else:
+            xmp_title = ''
+
+        if xmp_info.dc_description:
+            xmp_description = xmp_info.dc_description['x-default']
+        else:
+            xmp_description = ''
+
+        languages = []
+        try:
+            for i in xmp_info.dc_language:
+                languages.append(isoLanguages.get_lang3(i))
+        except AttributeError:
+            languages= [""]
+        
+        xmp_tags = ', '.join(xmp_info.dc_subject)
+        xmp_publisher = ', '.join(xmp_info.dc_publisher)
+
+        return {'author': xmp_author,
+                    'title': xmp_title,
+                    'subject': xmp_description,
+                    'tags': xmp_tags,
+                    'languages': languages,
+                    'publisher': xmp_publisher
+                    }
 
 
 def parse_xmp(pdf_file):
@@ -154,6 +250,8 @@ def pdf_meta(tmp_file_path, original_file_name, original_file_extension):
 
     if use_pdf_meta:
         with open(tmp_file_path, 'rb') as f:
+            languages = [""]
+            publisher = ""
             pdf_file = PdfFileReader(f)
             doc_info = pdf_file.getDocumentInfo()
             xmp_info = parse_xmp(pdf_file)
@@ -166,20 +264,22 @@ def pdf_meta(tmp_file_path, original_file_name, original_file_extension):
         languages = xmp_info['languages']
         publisher = xmp_info['publisher']
 
-    elif doc_info:
+    if doc_info:
-        author = ' & '.join(split_authors([doc_info.author]))
+        if author == '':
-        title = doc_info.title
+            author = ' & '.join(split_authors([doc_info.author])) if doc_info.author else u'Unknown'
+        if title == '':
+            title = doc_info.title if doc_info.title else original_file_name
+        if subject == '':
             subject = doc_info.subject
+        if tags == '' and '/Keywords' in doc_info:
             tags = doc_info['/Keywords']
-        languages = ""
-        publisher = ""
 
     else:
         author= u'Unknown'
         title = original_file_name
         subject = ""
         tags = ""
-        languages = ""
+        languages = [""]
         publisher = ""
 
     return BookMeta(
@@ -192,8 +292,8 @@ def pdf_meta(tmp_file_path, original_file_name, original_file_extension):
         tags=tags,
         series="",
         series_id="",
-        languages=', '.join(languages)
+        languages=','.join(languages),
-        )
+        publisher=publisher)
 
 
 def pdf_preview(tmp_file_path, tmp_dir):

requirements.txt

@@ -6,7 +6,7 @@ singledispatch>=3.4.0.0,<3.5.0.0
 backports_abc>=0.4
 Flask>=1.0.2,<1.2.0
 iso-639>=0.4.5,<0.5.0
-PyPDF2>=1.26.0,<1.27.0
+PyPDF3>=1.0.0,<1.0.4
 pytz>=2016.10
 requests>=2.11.1,<2.25.0
 SQLAlchemy>=1.3.0,<1.4.0

setup.cfg

@@ -42,7 +42,7 @@ install_requires =
     backports_abc>=0.4
     Flask>=1.0.2,<1.2.0
     iso-639>=0.4.5,<0.5.0
-    PyPDF2>=1.26.0,<1.27.0
+    PyPDF3>=1.0.0,<1.0.4
     pytz>=2016.10
     requests>=2.11.1,<2.25.0
     SQLAlchemy>=1.3.0,<1.4.0
@@ -52,9 +52,9 @@ install_requires =
 
 [options.extras_require]
 gdrive =
-    google-api-python-client>=1.7.11,<1.8.0
+    google-api-python-client>=1.7.11,<1.13.0
-    gevent>=1.2.1,<20.6.0
+    gevent>20.6.0,<21.2.0
-    greenlet>=0.4.12,<0.4.17
+    greenlet>=0.4.17,<1.1.0
     httplib2>=0.9.2,<0.18.0
     oauth2client>=4.0.0,<4.1.4
     uritemplate>=3.0.0,<3.1.0
@@ -68,16 +68,16 @@ goodreads =
     goodreads>=0.3.2,<0.4.0
     python-Levenshtein>=0.12.0,<0.13.0
 ldap =
-    python-ldap>=3.0.0,<3.3.0
+    python-ldap>=3.0.0,<3.4.0
     Flask-SimpleLDAP>=1.4.0,<1.5.0
 oauth =
     Flask-Dance>=1.4.0,<3.1.0
     SQLAlchemy-Utils>=0.33.5,<0.37.0
 metadata =
-    lxml>=3.8.0,<4.6.0
+    lxml>=3.8.0,<4.7.0
     rarfile>=2.7
 comics =
-    natsort>=2.2.0
+    natsort>=2.2.0,<7.1.0
     comicapi>= 2.1.3,<2.2.0
 kobo =
     jsonschema>=3.2.0,<3.3.0