This is my test recipe which created the ebooks from the screenshots above.
Code:
#!/usr/bin/env python
# -*- coding: utf-8 mode: python -*-
__license__ = 'GPL v3'
__copyright__ = 'Steffen Siebert <calibre at steffensiebert.de>'
__version__ = '1.0'
""" Create dummy ebook to test navigation elements. """
import re
import string
from calibre.web.feeds.recipes import BasicNewsRecipe
from calibre.ptempfile import PersistentTemporaryFile
class NavigationTest(BasicNewsRecipe):
__author__ = 'Steffen Siebert'
title = 'Navigation Test'
description = 'Navigation Test'
publisher ='Steffen Siebert'
lang = 'de-DE'
language = 'de'
publication_type = 'magazine'
articles_are_obfuscated = True
use_embedded_content = False
no_stylesheets = True
conversion_options = {'comments': description, 'language': language, 'publisher': publisher}
feeds = 3
""" The number of feeds to generate. """
articles_per_feed = 3
""" The number of articles to generate for each feed. """
LOREM_IPSUM = """Line 1<br>line 2<br>line 3<br><br>line a<br>line b<br>
<p>Lorem ipsum dolor sit amet, consectetur adipisici elit, sed eiusmod tempor incidunt ut labore et
dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquid ex ea commodi
consequat. Quis aute iure reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.
Excepteur sint obcaecat cupiditat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
<p>Duis autem vel eum iriure dolor in hendrerit in vulputate velit esse molestie consequat, vel illum dolore eu
feugiat nulla facilisis at vero eros et accumsan et iusto odio dignissim qui blandit praesent luptatum zzril delenit
augue duis dolore te feugait nulla facilisi. Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy
nibh euismod tincidunt ut laoreet dolore magna aliquam erat volutpat.</p>"""
""" Dummy text. """
"""
Calibre recipe to create dummy ebook for testing navigation elements.
"""
def generate_image(self, feed, article):
try:
from PIL import Image, ImageDraw, ImageFont
Image, ImageDraw, ImageFont
except ImportError:
import Image, ImageDraw, ImageFont
font_path = P('fonts/liberation/LiberationSerif-Bold.ttf')
img = Image.new('RGB', (self.MI_WIDTH, self.MI_HEIGHT), 'white')
draw = ImageDraw.Draw(img)
font = ImageFont.truetype(font_path, 22)
text = "Image of feed %s article %s" % (feed, article)
width, height = draw.textsize(text, font=font)
left = max(int((self.MI_WIDTH - width)/2.), 0)
top = max(int((self.MI_HEIGHT - height)/2.), 0)
draw.text((left, top), text, fill=(255,0,0), font=font)
output = PersistentTemporaryFile('_fa.jpg')
img.save(output, 'JPEG')
output.close()
return output.name
def get_obfuscated_article(self, url):
result = re.match("^http://dummy/feed_([0-9]+)/article_([0-9]+).html$", url)
feed = result.group(1)
article = result.group(2)
imageUrl = "file:///%s" % self.generate_image(feed, article)
# Generate content into new temporary html file.
html = PersistentTemporaryFile('_fa.html')
html.write('<html>\n<head>\n<title>Feed %s Article %s</title>\n</head>\n' % (feed, article))
html.write("<body>\n<h1>Feed %s Article %s</h1>\n" % (feed, article))
html.write('<p><img src="%s" alt="Image of feed %s article %s"></p>' % (imageUrl, feed, article))
html.write(self.LOREM_IPSUM)
html.write("</body>\n</html>\n")
html.close()
return html.name
def parse_index(self):
feeds = []
for feed in range(1, self.feeds + 1):
feedName = "Feed %i" % feed
articles = []
for article in range(1, self.articles_per_feed + 1):
url = "http://dummy/feed_%i/article_%i.html" % (feed, article)
title = "Feed %i Article %i" % (feed, article)
articles.append({'title': title, 'url': url, 'date': ''})
feeds.append((feedName, articles))
return feeds