[enh] add plugin converting strings into hash digests

1 files changed, 54 insertions, 0 deletions

diff --git a/searx/plugins/hash_plugin.py b/searx/plugins/hash_plugin.py
new file mode 100644
index 000000000..50d3b318e
--- /dev/null
+++ b/searx/plugins/hash_plugin.py
@@ -0,0 +1,54 @@
+'''
+searx is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+searx 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 Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with searx. If not, see < http://www.gnu.org/licenses/ >.
+
+(C) 2015 by Adam Tauber, <asciimoo@gmail.com>
+(C) 2018 by Vaclav Zouzalik
+'''
+
+from flask_babel import gettext
+import hashlib
+import re
+
+name = "Hash plugin"
+description = gettext("Converts strings to different hash digests.")
+default_on = True
+
+parser_re = re.compile(b'(md5|sha1|sha224|sha256|sha384|sha512) (.*)', re.I)
+
+def post_search(request, search):
+    # process only on first page
+    if search.search_query.pageno > 1:
+        return True
+    m = parser_re.match(search.search_query.query)
+    if not m:
+        # wrong query
+        return True
+
+    # end if the string is empty
+    function, string = m.groups()
+    if string.strip().__len__() == 0:
+        return True
+
+    # select hash function
+    f = hashlib.new(function.lower())
+    #f = hash_function[function.lower()]
+
+    # make digest from the given string
+    f.update(string.strip())
+    digest = f.hexdigest()
+
+    # print result
+    search.result_container.answers.clear()
+    search.result_container.answers.add(function + " " + gettext('hash function') + ": " + digest)
+    return True
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