def categories(ctx, rd, library_id):
'''
Return the list of top-level categories as a list of dictionaries. Each
dictionary is of the form::
{
'name': Display Name,
'url':URL that gives the JSON object corresponding to all entries in this category,
'icon': URL to icon of this category,
'is_category': False for the All Books and Newest categories, True for everything else
}
'''
db = get_db(ctx, rd, library_id)
with db.safe_read_lock:
ans = {}
categories = ctx.get_categories(rd, db)
category_meta = db.field_metadata
library_id = db.server_library_id
def getter(x):
return category_meta[x]['name']
displayed_custom_fields = custom_fields_to_display(db)
for category in sorted(categories, key=lambda x: sort_key(getter(x))):
if len(categories[category]) == 0:
continue
if category in ('formats', 'identifiers'):
continue
meta = category_meta.get(category, None)
if meta is None:
continue
if category_meta.is_ignorable_field(category) and \
category not in displayed_custom_fields:
continue
display_name = meta['name']
if category.startswith('@'):
category = category.partition('.')[0]
display_name = category[1:]
url = force_unicode(category)
icon = category_icon(category, meta)
ans[url] = (display_name, icon)
ans = [{'url':k, 'name':v[0], 'icon':v[1], 'is_category':True}
for k, v in ans.iteritems()]
ans.sort(key=lambda x: sort_key(x['name']))
for name, url, icon in [
(_('All books'), 'allbooks', 'book.png'),
(_('Newest'), 'newest', 'forward.png'),
]:
ans.insert(0, {'name':name, 'url':url, 'icon':icon,
'is_category':False})
for c in ans:
c['url'] = ctx.url_for(globals()['category'], encoded_name=encode_name(c['url']), library_id=library_id)
c['icon'] = ctx.url_for(get_icon, which=c['icon'])
return ans
def categories(ctx, rd, library_id):
"""
Return the list of top-level categories as a list of dictionaries. Each
dictionary is of the form::
{
'name': Display Name,
'url':URL that gives the JSON object corresponding to all entries in this category,
'icon': URL to icon of this category,
'is_category': False for the All Books and Newest categories, True for everything else
}
"""
db = get_db(ctx, library_id)
with db.safe_read_lock:
ans = {}
categories = ctx.get_categories(rd, db)
category_meta = db.field_metadata
library_id = db.server_library_id
def getter(x):
return category_meta[x]["name"]
displayed_custom_fields = custom_fields_to_display(db)
for category in sorted(categories, key=lambda x: sort_key(getter(x))):
if len(categories[category]) == 0:
continue
if category in ("formats", "identifiers"):
continue
meta = category_meta.get(category, None)
if meta is None:
continue
if category_meta.is_ignorable_field(category) and category not in displayed_custom_fields:
continue
display_name = meta["name"]
if category.startswith("@"):
category = category.partition(".")[0]
display_name = category[1:]
url = force_unicode(category)
icon = category_icon(category, meta)
ans[url] = (display_name, icon)
ans = [{"url": k, "name": v[0], "icon": v[1], "is_category": True} for k, v in ans.iteritems()]
ans.sort(key=lambda x: sort_key(x["name"]))
for name, url, icon in [(_("All books"), "allbooks", "book.png"), (_("Newest"), "newest", "forward.png")]:
ans.insert(0, {"name": name, "url": url, "icon": icon, "is_category": False})
for c in ans:
c["url"] = ctx.url_for(globals()["category"], encoded_name=encode_name(c["url"]), library_id=library_id)
c["icon"] = ctx.url_for(get_icon, which=c["icon"])
return ans