summaryrefslogtreecommitdiff
path: root/plugin/hackernews.py
blob: 357f6fdcaa73d3c9c4ac8bab581b6ca134f3d316 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
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_link():
    line = vim.current.line

    # Search for Hacker News [item id]
    m = re.search(r"^[0-9]{1,2}.*\[([0-9]+)\]", line)
    if m:
        id = m.group(1)
        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)
        return

    # Search for [http] link
    b = vim.current.buffer
    i = vim.current.range.start
    while b[i].find("[http") < 0 and i >= 0:
        # The line we were on had no part of a link in it
        if b[i-1].find("]") > 0 and b[i-1].find("]") > b[i-1].find("[http"):
            return
        i -= 1
    start = i
    if b[i].find("[http") >= 0:
        if b[i].find("]") >= 0:
            url = b[i][b[i].find("[http")+1:b[i].find("]")]
        else:
            url = b[i][b[i].find("[http")+1:]
            while b[i].find("]") < 0:
                if i != start:
                    url += b[i]
                i += 1
            if i != start:
                url += b[i][:b[i].find("]")]
            url = url.replace(" ", "").replace("\n", "")
        vim.command("edit .hackernews")
        b = vim.current.buffer
        content = urllib2.urlopen("http://fuckyeahmarkdown.com/go/?read=1&u="+url).read()
        for i, line in enumerate(content.split('\n')):
            if not line:
                b.append("")
                continue
            line = textwrap.wrap(line, width=80)
            for j, wrap in enumerate(line):
                if i == 0 and j == 0:
                    b[0] = wrap
                else:
                    b.append(wrap)
        return

    print "HackerNews.vim Error: Could not parse [item id]"


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(1))
                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)
            if contents:
                b.append("")
        b.append("")
        print_comments(comment['comments'], b)