Mercurial > hg > smartopen

annotate smartopen/handlers.py @ 14:a62fbff067f8

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start bringing this whole thing up to speed
author Jeff Hammel <jhammel@mozilla.com>
date Wed, 01 May 2013 06:56:12 -0700
parents f11ce7b1a349
children 1281d999618c
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1 import address
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2 import string
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3 import urllib
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4 import urllib2
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5 from subprocess import call
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6
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7 class Location(object):
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8 """
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9 generic class for locations
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10 """
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11
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12 def __init__(self, baseurl=""):
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13 self.baseurl = baseurl
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14 # should/could strip here?
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15
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16 def url(self, query):
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17 return self.baseurl + self.process(query)
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18
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19 def process(self, query):
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20 return query
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21
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22 def test(self, query):
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23 return True
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24
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25 def exists(self, URL):
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26 """does a URL exist?"""
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27 # need a phony user agent so wikipedia won't know we're a bot
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28 headers = {}
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29 headers['User-Agent'] = 'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-GB; rv:1.8.0.4) Gecko/20060508 Firefox/1.5.0.4'
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30
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31 request = urllib2.Request(URL, None, headers)
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32 try:
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33 f = urllib2.urlopen(request).read()
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34 return True
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35 except urllib2.HTTPError, e:
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36 return False
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37 except urllib2.URLError, e:
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38 return False
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39
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40 class URL(Location):
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41 """a straight URL"""
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42
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43 def process(self, query):
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44 if '://' in query:
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45 return query
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46 return 'http://' + query
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47
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48 def test(self, query):
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49 """try to open the url"""
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50 if ' ' in query or '\n' in query:
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51 return False
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52 return self.exists(self.process(query))
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53
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54 class GoogleMaps(Location):
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55 """try to google-maps the address"""
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56
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57 def __init__(self):
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58 gmapsurl='http://maps.google.com/maps?f=q&hl=en&q='
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59 Location.__init__(self, gmapsurl)
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60
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61 def process(self, query):
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62 theaddress = address.normalizeaddress(query)
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63 if not theaddress:
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64 return theaddress
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65 return urllib.quote_plus(theaddress)
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66
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67 def test(self, query):
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68 return bool(self.process(query))
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69
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70 class Trac(Location):
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71 def __init__(self, baseurl):
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72 baseurl = baseurl.strip('/') + '/'
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73 Location.__init__(self, baseurl)
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75 def process(self, query):
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76 if query[0] == 'r':
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77 if query[1:].isdigit():
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78 return 'changeset/' + str(query[1:])
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79 if query[0] == '#':
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80 if query[1:].isdigit():
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81 return 'ticket/' + str(query[1:])
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83 def test(self, query):
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84 return bool(self.process(query))
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86
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87 class Wikipedia(Location):
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88 """try to open the query in wikipedia"""
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89 def __init__(self):
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90 wikiurl = 'http://en.wikipedia.org/wiki/'
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91 Location.__init__(self, wikiurl)
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92
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93 def process(self, query):
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94 return urllib.quote_plus('_'.join(query.split()))
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95
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96 def test(self, query):
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97 'test to see if the article exists'
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98
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99 # need a phony user agent so wikipedia won't know we're a bot
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100 headers = {}
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101 headers['User-Agent'] = 'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-GB; rv:1.8.0.4) Gecko/20060508 Firefox/1.5.0.4'
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102
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103 request = urllib2.Request(self.url(query), None, headers)
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104 try:
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105 f = urllib2.urlopen(request).read()
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106 except urllib2.HTTPError, e:
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107 return False
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108
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109 if 'Wikipedia does not have an article with this exact name' in f:
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110 return False
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111 return True
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112
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113 class Wiktionary(Location):
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114 def __init__(self):
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115 baseurl = 'http://en.wiktionary.org/wiki/'
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116 Location.__init__(self, baseurl)
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117 def test(self, query):
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118 for c in (' ', '\n', '/'):
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119 if c in query:
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120 return False
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121 if self.exists(self.url(query)):
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122 return True
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123
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124 class Bugzilla(Location):
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125 def __init__(self):
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126 baseurl = 'https://bugzilla.mozilla.org/show_bug.cgi?id='
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127 Location.__init__(self, baseurl)
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128
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129 def test(self, query):
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130 try:
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131 int(query)
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132 return True
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133 except:
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134 return False
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135
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136 class Google(Location):
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137 def __init__(self):
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138 googleurl = 'http://www.google.com/search?hl=en&q='
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139 Location.__init__(self, googleurl)
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140
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141 def process(self, query):
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142 return urllib.quote_plus(query)
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143
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144 class FedEx(Location):
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145 def __init__(self):
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146 baseurl = 'http://www.fedex.com/Tracking?cntry_code=us&language=english&tracknumber_list='
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147 Location.__init__(self, baseurl)
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148
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149 def process(self, query):
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150 if query.count(' ') == 2:
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151 query = ''.join(query.split(' '))
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152 return query
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153
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154 def test(self, query):
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155 query = self.process(query)
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156 if len(query) != 12:
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157 return False
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158 try:
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159 int(query)
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160 except ValueError:
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161 return False
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162 return True
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163
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164 class MercurialRevision(Location):
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165 def __init__(self):
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166 baseurl = 'http://hg.mozilla.org/mozilla-central/rev/'
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167 Location.__init__(self, baseurl)
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168
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169 def test(self, query):
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170 query = set(query)
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171 if query.issubset(string.digits + 'abcdef'):
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172 return True
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173 return False
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174
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175 class UbuntuPackage(Location):
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176 def __init__(self):
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177 baseurl = 'http://packages.ubuntu.com/'
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178 Location.__init__(self, baseurl)
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179
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180 def test(self, query):
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181 if len(self.baseurl.strip().split()) > 1:
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182 return False # no spaces in packages
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183
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184 # use `apt-cache show` for the package name
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185 # the output could be captured:, e.g.
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186 # ...
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187 # Filename: pool/main/h/hello/hello_2.8-2_amd64.deb
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188 # Size: 28124
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189 # MD5sum: 73ad59a7920e2adcff9b84c00e38418a
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190 # SHA1: 70ef927cfa40b8e367f9ca7821e0064a946726c5
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191 # SHA256: f8341711f6b803e032be9aff2206dfdb4045a0c6c296b0ea0d310d415f10ff4d
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192 # Description-en: The classic greeting, and a good example
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193 # The GNU hello program produces a familiar, friendly greeting. It
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194 # allows non-programmers to use a classic computer science tool which
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195 # would otherwise be unavailable to them.
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196 # .
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197 # Seriously, though: this is an example of how to do a Debian package.
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198 # It is the Debian version of the GNU Project's `hello world' program
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199 # (which is itself an example for the GNU Project).
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200 # Homepage: http://www.gnu.org/software/hello/
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201 # Description-md5: b7df6fe7ffb325083a3a60819a7df548
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202 # Bugs: https://bugs.launchpad.net/ubuntu/+filebug
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203 # Origin: Ubuntu
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204 # Supported: 18m
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205
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206 # in theory both the home page and the ubuntu page could be interesting
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207 # (different handlers?)
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208
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209 returncode = call(['apt-cache', 'show', self.baseurl])
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210 if returncode:
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211 return False
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212
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213 # TODO:
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214 # - https://mozillians.org/en-US/u/jhammel/ handler
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215 # - https://mozillians.org/en-US/u/williamr/ handler
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216 # ... but no 404???