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authorArno Teigseth <arno@teigseth.no>2011-01-31 05:34:56 +0000
committerArno Teigseth <arno@teigseth.no>2011-01-31 05:34:56 +0000
commit1afa96100bcb613c86533698f8a9d1115e63391e (patch)
tree07c754e874bcbc95eeaa21abc35d4bc84158f4fb /languagetool/TextCheckerCGI.py
parent635a3c7c275c00748c56736b4eb593b651223edd (diff)
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Added very basic pre-beta version of LanguageTool. Builds, though :)
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+#!/usr/bin/python
+# -*- coding: iso-8859-1 -*-
+#
+# LanguageTool -- A Rule-Based Style and Grammar Checker
+# Copyright (C) 2002,2003,2004 Daniel Naber <daniel.naber@t-online.de>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+import cgi
+import string
+import sys
+import os
+
+os.chdir(sys.path[0])
+sys.path.append(sys.path[0])
+sys.path.append(os.path.join(sys.path[0], "src"))
+
+import TagInfo
+import TextChecker
+
+# FIXME: for debugging only
+import cgitb
+cgitb.enable()
+
+def main():
+ form = cgi.FieldStorage()
+ if form.getvalue("text"):
+ check(form)
+ elif form.getvalue("explain"):
+ displayExplanation(form)
+ else:
+ displayForm(form)
+ return
+
+def displayExplanation(form):
+ print "Content-Type: text/html\n\n"
+ tag = cgi.escape(form.getvalue("explain")) # security: anti XSS
+ taginfo = TagInfo.TagInfo(form.getvalue("lang"))
+ print """<html><head>
+ <title>LanguageTool: Tag explanation for %s</title>
+ </head>
+ <body>
+ <h1>Tag explanation for %s</h1>
+
+ <p><strong>%s:</strong> %s</p>
+
+ </body></html>""" % (tag, tag, tag, taginfo.getExp(form.getvalue("explain")))
+ return
+
+def displayForm(form):
+ print "Content-Type: text/html\n\n"
+ print """<html><head>
+ <title>LanguageTool Web Interface</title>
+ <style rel='stylesheet'>
+ <!--
+ .error { font-weight: bold; color: red; }
+ -->
+ </style>
+ </head>
+ <body>
+ <h1>LanguageTool Web Interface</h1>
+ Enter text here:<br />
+ <form action="/cgi-bin/languagetool/TextCheckerCGI.py" method="post">
+ <textarea name="text" rows="8" cols="80"></textarea><br />
+ <select name="lang">
+ <option value="en">English</option>
+ <option value="de">German</option>
+ <option value="hu">Hungarian (experimental)</option>
+ </select><br />
+ <input type="checkbox" name="tags" checked="checked"> Show part-of-speech tags
+ <input type="checkbox" name="german_ff" checked="checked"> Check for false friends (for German native speakers)<br />
+ <input type="checkbox" name="style"> Check for some style issues (e.g. <em>don't</em> instead of <em>do not</em>)<br />
+ <input type="checkbox" name="sentencelength"> Complain about long sentences (more than 30 words)
+ <br />
+ <input type="submit" value="Check Text">
+ </form>
+ <p><strong>Suggested test text</strong><br>
+ The incorrect words are <span class="error">red</span> (copy and paste
+ into text field to try it):</p>
+
+ <p>Then he <span class="error">look</span> at the building.<br>
+ I definitely think <span class="error">is</span> should be less than four years.<br>
+ This allows to provide a powerful <span class="error">a</span> help system.<br>
+ His house is as big <span class="error">like</span> mine.<br>
+ His car is larger <span class="error">then</span> mine.
+ </p>
+ <hr>
+ <a href="http://www.danielnaber.de/languagetool/">LanguageTool Homepage</a>
+ </body></html>"""
+ return
+
+def check(form):
+ print "Content-Type: text/html\n\n"
+ text = form.getvalue("text").decode('latin1')
+ if not text:
+ text = ""
+ # TODO: put options for alle these in the web page? too confusing...
+ grammar = None
+ falsefriends = None
+ words = None
+ builtin = None
+ textlanguage = "en"
+ if not form.getvalue("style"):
+ words = ["__NONE"]
+ mothertongue = "de"
+ if not form.getvalue("german_ff"):
+ mothertongue = None
+ if form.getvalue("lang"):
+ textlanguage = form.getvalue("lang")
+ max_sentence_length = 0
+ if form.getvalue("sentencelength"):
+ max_sentence_length = None
+ checker = TextChecker.TextChecker(grammar, falsefriends, words, builtin, \
+ textlanguage, mothertongue, max_sentence_length)
+
+ print """<html><head>
+ <title>Check result</title>
+ <style rel='stylesheet'>
+ <!--
+ .tag { color: grey; }
+ .error { font-weight: bold; color: red; }
+ .expl { color: blue; }
+ .repl { font-weight: bold; }
+ -->
+ </style>
+ <script language="javascript">
+ <!--
+ var data = new Array();
+ """
+ taginfo = TagInfo.TagInfo(textlanguage)
+ print taginfo.getJavascriptCode()
+ print """
+ function info(s) {
+ alert(s + ": " + data[s]);
+ }
+ //-->
+ </script>
+ </head>
+ <body>
+ <h1>Result</h1>"""
+
+ (rule_matches, res, tags) = checker.check(text)
+ # TODO: add an option to print the complete checker XML response:
+ #print "XML reply:<br><pre>%s</pre>" % cgi.escape(res)
+ #print "<pre>%s</pre>" % tags
+ taglist = []
+ char_count = 0
+ list_count = 0
+ text_list = []
+ for tag_triple in tags:
+ tag_str = ""
+ if form.getvalue("tags") and tag_triple[2]:
+ w = tag_triple[2]
+ tag_str = '<span class="tag"><a href="TextCheckerCGI.py?explain=%s&amp;lang=%s" \
+ onclick="info(\'%s\');return false;">[%s]</a></span>' \
+ % (w, textlanguage, w, w)
+ if tag_triple[2] == 'SENT_END':
+ tag_str = '%s<br>\n' % tag_str
+ word = cgi.escape(tag_triple[0])
+ text_list.append(word)
+ text_list.append(tag_str)
+ char_count = char_count + len(word)
+ # guarantee that the rule_matches are ordered by their position:
+ rule_matches.sort()
+ rule_matches.reverse() # add messages from end of list to avoid count confusion
+ for rule_match in rule_matches:
+ # TODO: this produces invalid code if the rule ranges are nested!
+ ct = 0
+ i = 0
+ start_found = 0
+ end_found = 0
+ for el in text_list:
+ if not el.startswith("<span"):
+ from_pos = ct
+ to_pos = ct + len(el)
+ if rule_match.to_pos <= to_pos and rule_match.to_pos >= from_pos and not end_found:
+ text_list[i] = '%s</span><span class="expl">[%s (%s)]</span>' % (text_list[i], \
+ rule_match.message, rule_match.id)
+ end_found = 1
+ elif rule_match.from_pos <= to_pos and rule_match.from_pos >= from_pos and not start_found:
+ text_list[i] = '<span class="error">%s' % text_list[i]
+ start_found = 1
+ ct = ct + len(el)
+ if end_found and start_found:
+ break
+ i = i + 1
+ text = string.join(text_list, '')
+ print text.encode('latin1')
+
+ if len(rule_matches) == 1:
+ print "<p>%d possible error found.</p>" % len(rule_matches)
+ else:
+ print "<p>%d possible errors found.</p>" % len(rule_matches)
+
+ #print "<p>" + cgi.escape(res)
+ print "</body></html>"
+
+main()
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