Merge pull request #1246 from Venca24/devel_hash

[enh] add plugin converting strings into hash digests

2 files changed, 56 insertions, 0 deletions

diff --git a/searx/plugins/__init__.py b/searx/plugins/__init__.py
index 2f02e224f..b6dc4875b 100644
--- a/searx/plugins/__init__.py
+++ b/searx/plugins/__init__.py
@@ -28,6 +28,7 @@ from searx import logger, settings, static_path
 logger = logger.getChild('plugins')
 
 from searx.plugins import (oa_doi_rewrite,
+                           hash_plugin,
                            https_rewrite,
                            infinite_scroll,
                            self_info,
@@ -163,6 +164,7 @@ def sha_sum(filename):
 
 plugins = PluginStore()
 plugins.register(oa_doi_rewrite)
+plugins.register(hash_plugin)
 plugins.register(https_rewrite)
 plugins.register(infinite_scroll)
 plugins.register(self_info)
diff --git a/searx/plugins/hash_plugin.py b/searx/plugins/hash_plugin.py
new file mode 100644
index 000000000..1d3baaede
--- /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, 2020 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('(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
+
+    function, string = m.groups()
+    if string.strip().__len__() == 0:
+        # end if the string is empty
+        return True
+
+    # select hash function
+    f = hashlib.new(function.lower())
+
+    # make digest from the given string
+    f.update(string.encode('utf-8').strip())
+    answer = function + " " + gettext('hash digest') + ": " + f.hexdigest()
+
+    # print result
+    search.result_container.answers.clear()
+    search.result_container.answers['hash'] = {'answer': answer}
+    return True