add bloomsbury harvest

core/loaders/harvest.py

@@ -65,6 +65,7 @@ def harvesters(ebook):
     yield ebook.url.find('link.springer') >= 0, harvest_springerlink
     yield ebook.provider == 'OAPEN Library', harvest_oapen
     yield ebook.provider == 'pulp.up.ac.za', harvest_pulp
+    yield ebook.provider == 'bloomsburycollections.com', harvest_bloomsbury
 
 def ebf_if_harvested(url):
     onlines = EbookFile.objects.filter(source=url)
@@ -110,8 +111,8 @@ def make_dl_ebook(url, ebook, user_agent=settings.USER_AGENT, method='GET'):
         logger.warning('couldn\'t get %s', url)
     return None, 0
 
-def make_stapled_ebook(urllist, ebook, user_agent=settings.USER_AGENT):
-    pdffile = staple_pdf(urllist, user_agent)
+def make_stapled_ebook(urllist, ebook, user_agent=settings.USER_AGENT, strip_covers=False):
+    pdffile = staple_pdf(urllist, user_agent, strip_covers=strip_covers)
     if not pdffile:
         return None, 0
     return make_harvested_ebook(pdffile.getvalue(), ebook, 'pdf')
@@ -413,5 +414,25 @@ def harvest_pulp(ebook):
     return harvested, made
 
 
-    
+def harvest_bloomsbury(ebook):
+    doc = get_soup(ebook.url)
+    if doc:
+        pdflinks = []
+        try:
+            base = doc.find('base')['href']
+        except:
+            base = ebook.url
+        for obj in doc.select('li.pdf-chapter--title a[href]'):
+            if obj:
+                chap = urljoin(base, obj['href']) + '.pdf?dl'
+            pdflinks.append(chap)
+        if pdflinks:
+            stapled = make_stapled_ebook(pdflinks, ebook, strip_covers=True)
+        if stapled:
+            return stapled
+        else:
+            logger.warning('couldn\'t staple %s', pdflinks)
+    else:
+        logger.warning('couldn\'t get soup for %s', ebook.url)
+    return None, 0