Add EPUB to LRF conversion/metadata support to the GUI

src/libprs500/ebooks/__init__.py

@@ -25,4 +25,4 @@ class UnknownFormatError(Exception):
     pass
 
 BOOK_EXTENSIONS = ['lrf', 'lrx', 'rar', 'zip', 'rtf', 'lit', 'txt', 'htm', 
-                   'html', 'xhtml', 'epub', 'pdf', 'prc', 'mobi', 'azw']
+                   'html', 'xhtml', 'epub', 'pdf', 'prc', 'mobi', 'azw', 'epub']

src/libprs500/ebooks/lrf/any/convert_from.py

@@ -24,6 +24,7 @@ from libprs500.ebooks.lrf.pdf.convert_from  import process_file as pdf2lrf
 from libprs500.ebooks.lrf.rtf.convert_from  import process_file as rtf2lrf
 from libprs500.ebooks.lrf.txt.convert_from  import process_file as txt2lrf
 from libprs500.ebooks.lrf.html.convert_from import process_file as html2lrf
+from libprs500.ebooks.lrf.epub.convert_from import process_file as epub2lrf
 
 def largest_file(files):
     maxsize, file = 0, None
@@ -60,7 +61,7 @@ def handle_archive(path):
     files = []
     cdir = traverse_subdirs(tdir)
     file = None
-    for ext in ('lit', 'rtf', 'pdf', 'txt'):
+    for ext in ('lit', 'rtf', 'pdf', 'txt', 'epub'):
         pat = os.path.join(cdir, '*.'+ext)
         files.extend(glob.glob(pat))
     file = largest_file(files)
@@ -112,6 +113,8 @@ def process_file(path, options, logger=None):
             convertor = rtf2lrf
         elif 'txt' == ext:
             convertor = txt2lrf
+        elif 'epub' == ext:
+            convertor = epub2lrf
         if not convertor:
             raise UnknownFormatError('Coverting from %s to LRF is not supported.')
         convertor(path, options, logger)
@@ -127,7 +130,7 @@ def main(args=sys.argv, logger=None):
 any2lrf myfile
 
 Convert any ebook format into LRF. Supported formats are:
-LIT, RTF, TXT, HTML and PDF. any2lrf will also process a RAR or
+LIT, RTF, TXT, HTML, EPUB and PDF. any2lrf will also process a RAR or
 ZIP archive.
     ''')
     options, args = parser.parse_args(args)

src/libprs500/ebooks/metadata/epub.py

@@ -12,7 +12,7 @@
 ##    You should have received a copy of the GNU General Public License along
 ##    with this program; if not, write to the Free Software Foundation, Inc.,
 ##    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-'''Read meta information from PDF files'''
+'''Read meta information from epub files'''
 
 from __future__ import with_statement
 
@@ -22,8 +22,7 @@ from zipfile import ZipFile, BadZipfile
 from cStringIO import StringIO
 from contextlib import closing
 
-from libprs500.ebooks.BeautifulSoup import BeautifulStoneSoup, BeautifulSoup
-from libprs500.ebooks.metadata import MetaInformation
+from libprs500.ebooks.BeautifulSoup import BeautifulStoneSoup
 from libprs500.ebooks.metadata.opf import OPF, OPFReader
 
 
@@ -108,8 +107,8 @@ def get_metadata(stream):
     return OCFZipReader(stream).opf
 
 def main(args=sys.argv):
-    if len(args) != 2 or '--help' in args or '-help' in args:
-        print >>sys.stderr, 'Usage: epub-meta FILE'
+    if len(args) != 2 or '--help' in args or '-h' in args:
+        print >>sys.stderr, 'Usage:', args[0], 'mybook.epub'
         return 1
     
     path = os.path.abspath(os.path.expanduser(args[1]))

src/libprs500/ebooks/metadata/meta.py

@@ -17,6 +17,7 @@ from libprs500.ebooks.metadata.rtf import get_metadata as rtf_metadata
 from libprs500.ebooks.lrf.meta      import get_metadata as lrf_metadata
 from libprs500.ebooks.metadata.pdf  import get_metadata as pdf_metadata
 from libprs500.ebooks.metadata.lit  import get_metadata as lit_metadata
+from libprs500.ebooks.metadata.epub import get_metadata as epub_metadata
 from libprs500.ebooks.metadata.rtf  import set_metadata as set_rtf_metadata
 from libprs500.ebooks.lrf.meta      import set_metadata as set_lrf_metadata
 
@@ -32,6 +33,8 @@ def get_metadata(stream, stream_type='lrf'):
         return pdf_metadata(stream)
     if stream_type == 'lit':
         return lit_metadata(stream)
+    if stream_type == 'epub':
+        return epub_metadata(stream)
     return MetaInformation(None, None)
 
 def set_metadata(stream, mi, stream_type='lrf'):

src/libprs500/linux.py

@@ -92,7 +92,7 @@ def setup_completion():
         f.write(opts_and_exts('rtf2lrf', htmlop, ['rtf']))
         f.write(opts_and_exts('pdf2lrf', htmlop, ['pdf']))
         f.write(opts_and_exts('any2lrf', htmlop, 
-            ['htm', 'html', 'xhtml', 'xhtm', 'rar', 'zip', 'txt', 'lit', 'rtf', 'pdf']))
+            ['epub', 'htm', 'html', 'xhtml', 'xhtm', 'rar', 'zip', 'txt', 'lit', 'rtf', 'pdf']))
         f.write(opts_and_exts('lrf2lrs', lrf2lrsop, ['lrf']))
         f.write(opts_and_exts('lrf-meta', metaop, ['lrf']))        
         f.write(opts_and_exts('rtf-meta', metaop, ['rtf']))