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import HTMLParser
import json
import re
import textwrap
import urllib2
import vim
API_URL = "http://node-hnapi.herokuapp.com"
def hacker_news():
vim.command("edit .hackernews")
vim.command("setlocal noswapfile")
vim.command("setlocal buftype=nofile")
b = vim.current.buffer
b[0] = "Hacker News"
b.append("===========")
b.append("")
news1 = json.loads(urllib2.urlopen(API_URL+"/news").read())
news2 = json.loads(urllib2.urlopen(API_URL+"/news2").read())
for i, item in enumerate(news1+news2):
line = "%d. %s (%d comments) [%d]"
line %= (i+1, item['title'], item['comments_count'], item['id'])
b.append(line)
b.append("")
def hacker_news_item():
line = vim.current.line
start, end = line.rfind('['), line.rfind(']')
if start < 0 or end < 0:
print "HackerNews.vim Error: Could not parse [item id]"
return
id = line[start+1:end]
item = json.loads(urllib2.urlopen(API_URL+"/item/"+id).read())
vim.command("edit .hackernews")
b = vim.current.buffer
b[0] = item['title']
b.append("Posted %s by %s" % (item['time_ago'], item['user']))
b.append("%d Points / %d Comments" % (item['points'], item['comments_count']))
b.append("[%s]" % item['url'])
b.append("")
b.append("")
print_comments(item['comments'], b)
html = HTMLParser.HTMLParser()
def print_comments(comments, b):
for comment in comments:
level = comment['level']
b.append("%sComment by %s %s:" % ("\t"*level, comment.get('user','???'), comment['time_ago']))
for p in comment['content'].split("<p>"):
p = html.unescape(p)
# Convert <a href="http://url/">Text</a> tags
# to markdown equivalent: (Text)[http://url/]
s = p.find("a>")
while s > 0:
s += 2
section = p[:s]
m = re.search(r"<a.*href=[\"\']([^\"\']*)[\"\'].*>(.*)</a>", section)
# Do not bother with anchor text if it is same as href url
if m.group(1)[:20] == m.group(2)[:20]:
p = p.replace(m.group(0), "[%s]" % m.group(2))
else:
p = p.replace(m.group(0), "(%s)[%s]" % (m.group(2), m.group(1)))
s = p.find("a>")
contents = textwrap.wrap(re.sub('<[^<]+?>', '', p),
width=80,
initial_indent=" "*4*level,
subsequent_indent=" "*4*level)
for line in contents:
b.append(line)
b.append("")
print_comments(comment['comments'], b)
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