garbot /search.py

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"""
search.py - Willie Web Search Module
Copyright 2008-9, Sean B. Palmer, inamidst.com
Copyright 2012, Edward Powell, embolalia.net
Licensed under the Eiffel Forum License 2.

http://willie.dftba.net
"""

import re
import willie.web as web
import json

def google_ajax(query):
    """Search using AjaxSearch, and return its JSON."""
    if isinstance(query, unicode):
        query = query.encode('utf-8')
    uri = 'http://ajax.googleapis.com/ajax/services/search/web'
    args = '?v=1.0&safe=off&q=' + web.quote(query)
    bytes = web.get(uri + args)
    return json.loads(bytes)

def google_search(query):
    results = google_ajax(query)
    try: return results['responseData']['results'][0]['unescapedUrl']
    except IndexError: return None
    except TypeError:
        return False

def google_count(query):
    results = google_ajax(query)
    if not results.has_key('responseData'): return '0'
    if not results['responseData'].has_key('cursor'): return '0'
    if not results['responseData']['cursor'].has_key('estimatedResultCount'):
        return '0'
    return results['responseData']['cursor']['estimatedResultCount']

def formatnumber(n):
    """Format a number with beautiful commas."""
    parts = list(str(n))
    for i in range((len(parts) - 3), 0, -3):
        parts.insert(i, ',')
    return ''.join(parts)

def g(willie, trigger):
    """Queries Google for the specified input."""
    query = trigger.group(2)
    if not query:
        return willie.reply('.g what?')
    try:
        query = query.encode('utf-8')
    except:
        pass
    uri = google_search(query)
    if uri:
        willie.reply(uri)
        if not hasattr(willie.bot, 'last_seen_uri'):
            willie.bot.last_seen_uri = {}
        willie.bot.last_seen_uri[trigger.sender] = uri
    elif uri is False: willie.reply("Problem getting data from Google.")
    else: willie.reply("No results found for '%s'." % query)
g.commands = ['g','google']
g.priority = 'high'
g.example = '.g swhack'

def gc(willie, trigger):
    """Returns the number of Google results for the specified input."""
    query = trigger.group(2)
    if not query:
        return willie.reply('.gc what?')
    query = query.encode('utf-8')
    num = formatnumber(google_count(query))
    willie.say(query + ': ' + num)
gc.commands = ['gc']
gc.priority = 'high'
gc.example = '.gc extrapolate'

r_query = re.compile(
    r'\+?"[^"\\]*(?:\\.[^"\\]*)*"|\[[^]\\]*(?:\\.[^]\\]*)*\]|\S+'
)

def gcs(willie, trigger):
    """Compare the number of Google search results"""
    if not trigger.group(2):
        return willie.reply("Nothing to compare.")
    queries = r_query.findall(trigger.group(2))
    if len(queries) > 6:
        return willie.reply('Sorry, can only compare up to six things.')

    results = []
    for i, query in enumerate(queries):
        query = query.strip('[]')
        query = query.encode('utf-8')
        n = int((formatnumber(google_count(query)) or '0').replace(',', ''))
        results.append((n, query))
        if i >= 2: __import__('time').sleep(0.25)
        if i >= 4: __import__('time').sleep(0.25)

    results = [(term, n) for (n, term) in reversed(sorted(results))]
    reply = ', '.join('%s (%s)' % (t, formatnumber(n)) for (t, n) in results)
    willie.say(reply)
gcs.commands = ['gcs', 'comp']
gcs.example = '.gcs foo bar'

r_bing = re.compile(r'<h3><a href="([^"]+)"')

def bing_search(query, lang='en-GB'):
    query = web.quote(query)
    base = 'http://www.bing.com/search?mkt=%s&q=' % lang
    bytes = web.get(base + query)
    m = r_bing.search(bytes)
    if m: return m.group(1)

def bing(willie, trigger):
    """Queries Bing for the specified input."""
    query = trigger.group(2)
    if query.startswith(':'):
        lang, query = query.split(' ', 1)
        lang = lang[1:]
    else: lang = 'en-GB'
    if not query:
        return willie.reply('.bing what?')

    query = query.encode('utf-8')
    uri = bing_search(query, lang)
    if uri:
        willie.reply(uri)
        if not hasattr(willie.bot, 'last_seen_uri'):
            willie.bot.last_seen_uri = {}
        willie.bot.last_seen_uri[trigger.sender] = uri
    else: willie.reply("No results found for '%s'." % query)
bing.commands = ['bing']
bing.example = '.bing swhack'

r_duck = re.compile(r'nofollow" class="[^"]+" href="(.*?)">')

def duck_search(query):
    query = query.replace('!', '')
    query = web.quote(query)
    uri = 'http://duckduckgo.com/html/?q=%s&kl=uk-en' % query
    bytes = web.get(uri)
    m = r_duck.search(bytes)
    if m: return web.decode(m.group(1))

def duck_api(query):
    if '!bang' in query.lower():
        return 'https://duckduckgo.com/bang.html'

    uri = web.quote(query)
    uri = 'http://api.duckduckgo.com/?q=%s&format=json&no_html=1&no_redirect=1'%query
    results = json.loads(web.get(uri))
    print results
    if results['Redirect']:
        return results['Redirect']
    else:
        return None

def duck(willie, trigger):
    """Queries Duck Duck Go for the specified input."""
    query = trigger.group(2)
    if not query:
        return willie.reply('.ddg what?')
    query = query.encode('utf-8')
    
    #If the API gives us something, say it and stop
    result = duck_api(query)
    if result:
        willie.reply(result)
        return
    
    #Otherwise, look it up on the HTMl version
    uri= duck_search(query)
    
    if uri:
        willie.reply(uri)
        if not hasattr(willie.bot, 'last_seen_uri'):
            willie.bot.last_seen_uri = {}
        willie.bot.last_seen_uri[trigger.sender] = uri
    else: willie.reply("No results found for '%s'." % query)
duck.commands = ['duck', 'ddg']

def search(willie, trigger):
    """Searches Google, Bing, and Duck Duck Go."""
    if not trigger.group(2):
        return willie.reply('.search for what?')
    query = trigger.group(2).encode('utf-8')
    gu = google_search(query) or '-'
    bu = bing_search(query) or '-'
    du = duck_search(query) or '-'

    if (gu == bu) and (bu == du):
        result = '%s (g, b, d)' % gu
    elif (gu == bu):
        result = '%s (g, b), %s (d)' % (gu, du)
    elif (bu == du):
        result = '%s (b, d), %s (g)' % (bu, gu)
    elif (gu == du):
        result = '%s (g, d), %s (b)' % (gu, bu)
    else:
        if len(gu) > 250: gu = '(extremely long link)'
        if len(bu) > 150: bu = '(extremely long link)'
        if len(du) > 150: du = '(extremely long link)'
        result = '%s (g), %s (b), %s (d)' % (gu, bu, du)

    willie.reply(result)
search.commands = ['search']
search.example = '.search nerdfighter'

def suggest(willie, trigger):
    """Suggest terms starting with given input"""
    if not trigger.group(2):
        return willie.reply("No query term.")
    query = trigger.group(2).encode('utf-8')
    uri = 'http://websitedev.de/temp-bin/suggest.pl?q='
    answer = web.get(uri + web.quote(query).replace('+', '%2B'))
    if answer:
        willie.say(answer)
    else: willie.reply('Sorry, no result.')
suggest.commands = ['suggest']

if __name__ == '__main__':
    print __doc__.strip()
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