13 files changed, 28 insertions, 114 deletions
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 6850ab405..300349f3b 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -2,8 +2,8 @@
 
 ## Resources in the documentation
 
-* [Development quickstart](http://searx.github.io/searx/dev/contribution_guide.html)
-* [Contribution guide](http://searx.github.io/searx/dev/contribution_guide.html)
+* [Development quickstart](https://searx.github.io/searx/dev/contribution_guide.html)
+* [Contribution guide](https://searx.github.io/searx/dev/contribution_guide.html)
 
 ## Submitting PRs
 
diff --git a/dockerfiles/docker-entrypoint.sh b/dockerfiles/docker-entrypoint.sh
index a8f18f05b..accc015f7 100755
--- a/dockerfiles/docker-entrypoint.sh
+++ b/dockerfiles/docker-entrypoint.sh
@@ -66,7 +66,7 @@ patch_searx_settings() {
     CONF="$1"
 
     # Make sure that there is trailing slash at the end of BASE_URL
-    # see http://www.gnu.org/savannah-checkouts/gnu/bash/manual/bash.html#Shell-Parameter-Expansion
+    # see https://www.gnu.org/savannah-checkouts/gnu/bash/manual/bash.html#Shell-Parameter-Expansion
     export BASE_URL="${BASE_URL%/}/"
 
     # update settings.yml
diff --git a/docs/admin/buildhosts.rst b/docs/admin/buildhosts.rst
index a727d25b9..1f6eb472e 100644
--- a/docs/admin/buildhosts.rst
+++ b/docs/admin/buildhosts.rst
@@ -67,7 +67,7 @@ to ``imgmath``:
 If your docs build (``make docs``) shows warnings like this::
 
    WARNING: dot(1) not found, for better output quality install \
-            graphviz from http://www.graphviz.org
+            graphviz from https://www.graphviz.org
    ..
    WARNING: LaTeX command 'latex' cannot be run (needed for math \
             display), check the imgmath_latex setting
diff --git a/docs/admin/installation-nginx.rst b/docs/admin/installation-nginx.rst
index 65fd73573..589c40ada 100644
--- a/docs/admin/installation-nginx.rst
+++ b/docs/admin/installation-nginx.rst
@@ -9,7 +9,7 @@ Install with nginx
 .. _nginx server configuration:
    https://docs.nginx.com/nginx/admin-guide/web-server/web-server/#setting-up-virtual-servers
 .. _nginx beginners guide:
-   http://nginx.org/en/docs/beginners_guide.html
+   https://nginx.org/en/docs/beginners_guide.html
 .. _Getting Started wiki:
    https://www.nginx.com/resources/wiki/start/
 .. _uWSGI support from nginx:
diff --git a/docs/admin/settings.rst b/docs/admin/settings.rst
index 532b99752..7bd990fbf 100644
--- a/docs/admin/settings.rst
+++ b/docs/admin/settings.rst
@@ -112,7 +112,7 @@ Global Settings
   specific instance of searx, a locale can be defined using an ISO language
   code, like ``fr``, ``en``, ``de``.
 
-.. _requests proxies: http://requests.readthedocs.io/en/latest/user/advanced/#proxies
+.. _requests proxies: https://requests.readthedocs.io/en/latest/user/advanced/#proxies
 .. _PySocks: https://pypi.org/project/PySocks/
 
 ``proxies`` :
diff --git a/docs/conf.py b/docs/conf.py
index 4b348ae0e..d6fde9bec 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -49,11 +49,11 @@ extlinks['man'] = ('https://manpages.debian.org/jump?q=%s', '')
 #extlinks['role'] = (
 #    'https://www.sphinx-doc.org/en/master/usage/restructuredtext/roles.html#role-%s', '')
 extlinks['duref'] = (
-    'http://docutils.sourceforge.net/docs/ref/rst/restructuredtext.html#%s', '')
+    'https://docutils.sourceforge.net/docs/ref/rst/restructuredtext.html#%s', '')
 extlinks['durole'] = (
-    'http://docutils.sourceforge.net/docs/ref/rst/roles.html#%s', '')
+    'https://docutils.sourceforge.net/docs/ref/rst/roles.html#%s', '')
 extlinks['dudir'] =  (
-    'http://docutils.sourceforge.net/docs/ref/rst/directives.html#%s', '')
+    'https://docutils.sourceforge.net/docs/ref/rst/directives.html#%s', '')
 extlinks['ctan'] =  (
     'https://ctan.org/pkg/%s', 'CTAN: ')
 
diff --git a/docs/dev/contribution_guide.rst b/docs/dev/contribution_guide.rst
index 26f8d2bb7..90b22670c 100644
--- a/docs/dev/contribution_guide.rst
+++ b/docs/dev/contribution_guide.rst
@@ -117,8 +117,8 @@ Translation currently takes place on :ref:`transifex <translation>`.
 Documentation
 =============
 
-.. _Sphinx: http://www.sphinx-doc.org
-.. _reST: http://www.sphinx-doc.org/en/master/usage/restructuredtext/basics.html
+.. _Sphinx: https://www.sphinx-doc.org
+.. _reST: https://www.sphinx-doc.org/en/master/usage/restructuredtext/basics.html
 
 .. sidebar:: The reST sources
 
diff --git a/docs/dev/engine_overview.rst b/docs/dev/engine_overview.rst
index 0b5f9857f..99726a456 100644
--- a/docs/dev/engine_overview.rst
+++ b/docs/dev/engine_overview.rst
@@ -265,7 +265,7 @@ latitude                  latitude of result (in decimal format)
 longitude                 longitude of result (in decimal format)
 boundingbox               boundingbox of result (array of 4. values
                           ``[lat-min, lat-max, lon-min, lon-max]``)
-geojson                   geojson of result (http://geojson.org)
+geojson                   geojson of result (https://geojson.org/)
 osm.type                  type of osm-object (if OSM-Result)
 osm.id                    id of osm-object (if OSM-Result)
 address.name              name of object
diff --git a/docs/dev/quickstart.rst b/docs/dev/quickstart.rst
index 3e1a5e344..14af03fa6 100644
--- a/docs/dev/quickstart.rst
+++ b/docs/dev/quickstart.rst
@@ -60,7 +60,7 @@ read :ref:`make test`.
 How to compile styles and javascript
 ====================================
 
-.. _less: http://lesscss.org/
+.. _less: https://lesscss.org/
 .. _NodeJS: https://nodejs.org
 
 How to build styles
diff --git a/docs/dev/reST.rst b/docs/dev/reST.rst
index 906a0e9af..963378748 100644
--- a/docs/dev/reST.rst
+++ b/docs/dev/reST.rst
@@ -1391,27 +1391,27 @@ The next example shows the difference of ``\tfrac`` (*textstyle*) and ``\dfrac``
 
 .. _readability: https://docs.python-guide.org/writing/style/
 .. _Sphinx-Primer:
-    http://www.sphinx-doc.org/en/master/usage/restructuredtext/basics.html
+    https://www.sphinx-doc.org/en/master/usage/restructuredtext/basics.html
 .. _reST: https://docutils.sourceforge.io/rst.html
 .. _Sphinx Roles:
     https://www.sphinx-doc.org/en/master/usage/restructuredtext/roles.html
-.. _Sphinx: http://www.sphinx-doc.org
-.. _`sphinx-doc FAQ`: http://www.sphinx-doc.org/en/stable/faq.html
+.. _Sphinx: https://www.sphinx-doc.org
+.. _`sphinx-doc FAQ`: https://www.sphinx-doc.org/en/stable/faq.html
 .. _Sphinx markup constructs:
-    http://www.sphinx-doc.org/en/stable/markup/index.html
+    https://www.sphinx-doc.org/en/stable/markup/index.html
 .. _`sphinx cross references`:
-    http://www.sphinx-doc.org/en/stable/markup/inline.html#cross-referencing-arbitrary-locations
+    https://www.sphinx-doc.org/en/stable/markup/inline.html#cross-referencing-arbitrary-locations
 .. _sphinx.ext.extlinks:
     https://www.sphinx-doc.org/en/master/usage/extensions/extlinks.html
-.. _intersphinx: http://www.sphinx-doc.org/en/stable/ext/intersphinx.html
-.. _sphinx config: http://www.sphinx-doc.org/en/stable/config.html
-.. _Sphinx's autodoc: http://www.sphinx-doc.org/en/stable/ext/autodoc.html
+.. _intersphinx: https://www.sphinx-doc.org/en/stable/ext/intersphinx.html
+.. _sphinx config: https://www.sphinx-doc.org/en/stable/config.html
+.. _Sphinx's autodoc: https://www.sphinx-doc.org/en/stable/ext/autodoc.html
 .. _Sphinx's Python domain:
-    http://www.sphinx-doc.org/en/stable/domains.html#the-python-domain
+    https://www.sphinx-doc.org/en/stable/domains.html#the-python-domain
 .. _Sphinx's C domain:
-   http://www.sphinx-doc.org/en/stable/domains.html#cross-referencing-c-constructs
+   https://www.sphinx-doc.org/en/stable/domains.html#cross-referencing-c-constructs
 .. _doctree:
-    http://www.sphinx-doc.org/en/master/extdev/tutorial.html?highlight=doctree#build-phases
+    https://www.sphinx-doc.org/en/master/extdev/tutorial.html?highlight=doctree#build-phases
 .. _docutils: http://docutils.sourceforge.net/docs/index.html
 .. _docutils FAQ: http://docutils.sourceforge.net/FAQ.html
 .. _linuxdoc: https://return42.github.io/linuxdoc
@@ -1424,5 +1424,5 @@ The next example shows the difference of ``\tfrac`` (*textstyle*) and ``\dfrac``
 .. _ImageMagick: https://www.imagemagick.org
 
 .. _`Emacs Table Mode`: https://www.emacswiki.org/emacs/TableMode
-.. _`Online Tables Generator`: http://www.tablesgenerator.com/text_tables
+.. _`Online Tables Generator`: https://www.tablesgenerator.com/text_tables
 .. _`OASIS XML Exchange Table Model`: https://www.oasis-open.org/specs/tm9901.html
diff --git a/searx/autocomplete.py b/searx/autocomplete.py
index 420b8a461..fbe634a5b 100644
--- a/searx/autocomplete.py
+++ b/searx/autocomplete.py
@@ -113,7 +113,7 @@ def searx_bang(full_query):
 
 def dbpedia(query, lang):
     # dbpedia autocompleter, no HTTPS
-    autocomplete_url = 'http://lookup.dbpedia.org/api/search.asmx/KeywordSearch?'
+    autocomplete_url = 'https://lookup.dbpedia.org/api/search.asmx/KeywordSearch?'
 
     response = get(autocomplete_url + urlencode(dict(QueryString=query)))
 
@@ -121,8 +121,7 @@ def dbpedia(query, lang):
 
     if response.ok:
         dom = etree.fromstring(response.content)
-        results = dom.xpath('//a:Result/a:Label//text()',
-                            namespaces={'a': 'http://lookup.dbpedia.org/'})
+        results = dom.xpath('//Result/Label//text()')
 
     return results
 
diff --git a/searx/engines/filecrop.py b/searx/engines/filecrop.py
deleted file mode 100644
index 0331e7b19..000000000
--- a/searx/engines/filecrop.py
+++ /dev/null
@@ -1,85 +0,0 @@
-from html.parser import HTMLParser
-from urllib.parse import urlencode
-
-
-url = 'http://www.filecrop.com/'
-search_url = url + '/search.php?{query}&size_i=0&size_f=100000000&engine_r=1&engine_d=1&engine_e=1&engine_4=1&engine_m=1&pos={index}'  # noqa
-
-paging = True
-
-
-class FilecropResultParser(HTMLParser):  # pylint: disable=W0223  # (see https://bugs.python.org/issue31844)
-
-    def __init__(self):
-        HTMLParser.__init__(self)
-        self.__start_processing = False
-
-        self.results = []
-        self.result = {}
-
-        self.tr_counter = 0
-        self.data_counter = 0
-
-    def handle_starttag(self, tag, attrs):
-
-        if tag == 'tr':
-            if ('bgcolor', '#edeff5') in attrs or\
-               ('bgcolor', '#ffffff') in attrs:
-                self.__start_processing = True
-
-        if not self.__start_processing:
-            return
-
-        if tag == 'label':
-            self.result['title'] = [attr[1] for attr in attrs
-                                    if attr[0] == 'title'][0]
-        elif tag == 'a' and ('rel', 'nofollow') in attrs\
-                and ('class', 'sourcelink') in attrs:
-            if 'content' in self.result:
-                self.result['content'] += [attr[1] for attr in attrs
-                                           if attr[0] == 'title'][0]
-            else:
-                self.result['content'] = [attr[1] for attr in attrs
-                                          if attr[0] == 'title'][0]
-            self.result['content'] += ' '
-        elif tag == 'a':
-            self.result['url'] = url + [attr[1] for attr in attrs
-                                        if attr[0] == 'href'][0]
-
-    def handle_endtag(self, tag):
-        if self.__start_processing is False:
-            return
-
-        if tag == 'tr':
-            self.tr_counter += 1
-
-            if self.tr_counter == 2:
-                self.__start_processing = False
-                self.tr_counter = 0
-                self.data_counter = 0
-                self.results.append(self.result)
-                self.result = {}
-
-    def handle_data(self, data):
-        if not self.__start_processing:
-            return
-
-        if 'content' in self.result:
-            self.result['content'] += data + ' '
-        else:
-            self.result['content'] = data + ' '
-
-        self.data_counter += 1
-
-
-def request(query, params):
-    index = 1 + (params['pageno'] - 1) * 30
-    params['url'] = search_url.format(query=urlencode({'w': query}), index=index)
-    return params
-
-
-def response(resp):
-    parser = FilecropResultParser()
-    parser.feed(resp.text)
-
-    return parser.results
diff --git a/utils/makefile.python b/utils/makefile.python
index 6c6696964..668b0894b 100644
--- a/utils/makefile.python
+++ b/utils/makefile.python
@@ -252,7 +252,7 @@ pyenv-python: pyenv-install
 # PyPi is required and since uploads via setuptools is not recommended, we have
 # to imstall / use twine ... its really a mess.
 #
-# [1] http://python-packaging.readthedocs.io/en/latest/dependencies.html#packages-not-on-pypi
+# [1] https://python-packaging.readthedocs.io/en/latest/dependencies.html#packages-not-on-pypi
 # [2] https://github.com/pypa/pip/pull/1519
 
 # https://github.com/pypa/twine