Merge 78c9196bcb3b5de94cf800e9fd3501d356aa7bb5 into f82ead3e303d75ba63a370dc038311e172e1330d

searx/engines/recoll.py

@@ -0,0 +1,106 @@
+"""
+ Recoll (local search engine)
+
+ @using-api   yes
+ @results     JSON
+ @stable      yes
+ @parse       url, content, size, abstract, author, mtype, subtype, time, \
+              filename, label, type, embedded
+"""
+
+from json import loads
+from searx.url_utils import urlencode, quote
+from datetime import date, timedelta
+
+# engine dependent config
+paging = True
+time_range_support = True
+
+# parameters from settings.yml
+base_url = None
+search_dir = ''
+mount_prefix = None
+dl_prefix = None
+
+# embedded
+embedded_url = '<{ttype} controls height="166px" ' +\
+    'src="{url}" type="{mtype}"></{ttype}>'
+
+
+# helper functions
+def get_time_range(time_range):
+    sw = {
+        'day': 1,
+        'week': 7,
+        'month': 30,
+        'year': 365
+    }
+
+    offset = sw.get(time_range, 0)
+    if not offset:
+        return ''
+
+    return (date.today() - timedelta(days=offset)).isoformat()
+
+
+# do search-request
+def request(query, params):
+    search_after = get_time_range(params['time_range'])
+    search_url = base_url + 'json?{query}&highlight=0'
+    params['url'] = search_url.format(query=urlencode({
+        'query': query,
+        'page': params['pageno'],
+        'after': search_after,
+        'dir': search_dir}))
+
+    return params
+
+
+# get response from search-request
+def response(resp):
+    results = []
+
+    response_json = loads(resp.text)
+
+    if not response_json:
+        return []
+
+    for result in response_json.get('results', []):
+        title = result['label']
+        url = result['url'].replace('file://' + mount_prefix, dl_prefix)
+        content = u'{}'.format(result['snippet'])
+
+        # append result
+        item = {'url': url,
+                'title': title,
+                'content': content,
+                'template': 'files.html'}
+
+        if result['size']:
+            item['size'] = int(result['size'])
+
+        for parameter in ['filename', 'abstract', 'author', 'mtype', 'time']:
+            if result[parameter]:
+                item[parameter] = result[parameter]
+
+        # facilitate preview support for known mime types
+        if 'mtype' in result:
+            (mtype, subtype) = result['mtype'].split('/')
+            item['mtype'] = mtype
+            item['subtype'] = subtype
+
+            if mtype in ['audio', 'video']:
+                item['embedded'] = embedded_url.format(
+                    ttype=mtype,
+                    url=quote(url.encode('utf8'), '/:'),
+                    mtype=result['mtype'])
+
+            if mtype in ['image'] and subtype in ['bmp', 'gif', 'jpeg', 'png']:
+                item['img_src'] = url
+
+        results.append(item)
+
+    if 'nres' in response_json:
+        results.append({'number_of_results': response_json['nres']})
+
+    return results

searx/settings.yml

@@ -524,6 +524,64 @@ engines:
     shortcut : qws
     categories : social media
 
+    # recoll is a local search engine based on Xapian:
+    # http://www.lesbonscomptes.com/recoll/
+    #
+    # By itself recoll does not offer web or API access,
+    # this can be achieved using recoll-webui:
+    # https://github.com/koniu/recoll-webui
+    #
+    # As recoll-webui by default does not support paged JSON
+    # results it is advisable to use a patched version which does:
+    # https://github.com/Yetangitu/recoll-webui/tree/jsonpage
+    # A pull request was sent upstream, if this is merged the patched
+    # version is no longer needed
+    #
+    # This engine uses a custom 'files' result template
+    #
+    # set base_url to the location where recoll-webui can be reached
+    # set mount_prefix to the location where the file hierarchy is mounted on your _local_ filesystem
+    # set dl_prefix to a location where the file hierarchy as indexed by recoll can be reached
+    # 
+    # For example:
+    #
+    #     Recoll indexes a local filesystem mounted in /export/documents/reference
+    #     The Recoll search inteface can be reached at https://recoll.example.org/
+    #     The contents of this filesystem can be reached though https://download.example.org/reference
+    #
+    #        set base_url to https://recoll.example.org/
+    #        set mount_prefix to /export/documents
+    #        set dl_prefix to https://download.example.org
+    #
+    #     the resulting url will be https://download.example.org/reference
+    # 
+    # set search_dir to the part of the indexed file hierarchy to be searched, use an empty string
+    #     to search the entire search domain
+
+    # this entry (with search_dir set to an empty string) covers the entire recoll search domain
+#  - name: library
+#    engine: recoll
+#    shortcut: lib
+#    base_url: 'https://recoll.example.org/'
+#    search_dir: ''
+#    mount_prefix: /export
+#    dl_prefix: 'https://download.example.org'
+#    timeout: 30.0
+#    categories: files
+#    disabled: True
+
+    # this entry only searches the 'reference' directory
+#  - name: library reference
+#    engine: recoll
+#    base_url: 'https://recoll.example.org/'
+#    search_dir: reference
+#    mount_prefix: /export
+#    dl_prefix: 'https://download.example.org'
+#    shortcut: libr
+#    timeout: 30.0
+#    categories: files
+#    disabled: True
+
   - name : reddit
     engine : reddit
     shortcut : re

searx/static/themes/oscar/less/logicodev/results.less

@@ -41,6 +41,11 @@
 
 }
 
+.result-abstract {
+    margin-top: 0.5em;
+    margin-bottom: 0.8em;
+}
+
 .external-link {
     color: @dark-green;
     font-size: 12px;
@@ -114,6 +119,20 @@
     }
 }
 
+.result-metadata {
+    clear: both;
+    margin: 1em;
+
+    td {
+        padding-right: 1em;
+        color: @gray;
+    }
+
+    td:first-of-type {
+        color: @dark-gray;
+    }
+}
+
 // map formating of results
 .result-map {
     clear: both;

searx/templates/oscar/macros.html

@@ -39,6 +39,20 @@
 <div class="external-link">{{ result.pretty_url }}</div>
 {%- endmacro %}
 
+<!-- Draw result footer without cache link -->
+{% macro result_footer_nocache(result) -%}
+    <div class="clearfix"></div>
+    <div class="pull-right">
+    {% for engine in result.engines %}
+        <span class="label label-default">{{ engine }}</span>
+    {% endfor %}
+    {% if proxify %}
+    <small>{{ result_link(proxify(result.url), icon('sort') + _('proxied'), "text-info") }}</small>
+    {% endif %}
+</div>
+<div class="external-link">{{ result.pretty_url }}</div>
+{%- endmacro %}
+
 <!-- Draw result footer -->
 {% macro result_footer_rtl(result) -%}
     <div class="clearfix"></div>
@@ -52,6 +66,18 @@
     <div class="external-link">{{ result.pretty_url }}</div>
 {%- endmacro %}
 
+<!-- Draw result footer without cache link -->
+{% macro result_footer_nocache_rtl(result) -%}
+    <div class="clearfix"></div>
+    {% for engine in result.engines %}
+        <span class="label label-default">{{ engine }}</span>
+    {% endfor %}
+    {% if proxify %}
+    <small>{{ result_link(proxify(result.url), icon('sort') + _('proxied'), "text-info") }}</small>
+    {% endif %}
+    <div class="external-link">{{ result.pretty_url }}</div>
+{%- endmacro %}
+
 {% macro preferences_item_header(info, label, rtl) -%}
     {% if rtl %}
     <div class="row form-group">

searx/templates/oscar/result_templates/files.html

@@ -0,0 +1,55 @@
+{% from 'oscar/macros.html' import result_header, result_sub_header, result_footer_nocache, result_footer_nocache_rtl, icon with context %}
+
+{{ result_header(result, favicons) }}
+{{ result_sub_header(result) }}
+
+{% if result.embedded %}
+    <small> &bull; <a class="text-info btn-collapse collapsed cursor-pointer media-loader disabled_if_nojs" data-toggle="collapse" data-target="#result-media-{{ index }}" data-btn-text-collapsed="{{ _('show media') }}" data-btn-text-not-collapsed="{{ _('hide media') }}">
+    {% if result.mtype == 'audio' %}{{ icon('music') }}
+    {% elif result.mtype == 'video' %} {{ icon('film') }}
+    {% endif %} {{ _('show media') }}</a></small>
+{% endif %}
+
+{% if result.embedded %}
+<div id="result-media-{{ index }}" class="collapse">
+   {{ result.embedded|safe }}
+</div>
+{% endif %}
+
+{% if result.abstract %}<p class="result-content result-abstract">{{ result.abstract|safe }}</p>{% endif %}
+
+{% if result.img_src %}
+<div class="container-fluid">
+    <div class="row">
+<img src="{{ image_proxify(result.img_src) }}" alt="{{ result.title|striptags }}" title="{{ result.title|striptags }}" style="width: auto; max-height: 60px; min-height: 60px;" class="col-xs-2 col-sm-4 col-md-4 result-content">
+{% if result.content %}<p class="result-content col-xs-8 col-sm-8 col-md-8">{{ result.content|safe }}</p>{% endif %}
+    </div>
+</div>
+{% else %}
+{% if result.content %}<p class="result-content">{{ result.content|safe }}</p>{% endif %}
+{% endif %}
+
+<table class="result-metadata result-content">
+{% if result.author %}<tr><td>{{ _('Author') }}</td><td>{{ result.author|safe }}</td></tr>{% endif %}
+
+{% if result.filename %}<tr><td>{{ _('Filename') }}</td><td>{{ result.filename|safe }}</td></tr>{% endif %}
+
+{% if result.size %}<tr><td>{{ _('Filesize') }}</td><td>
+        {% if result.size < 1024 %}{{ result.size }} {{ _('Bytes') }}
+        {% elif result.size < 1024*1024 %}{{ '{0:0.2f}'.format(result.size/1024) }} {{ _('kiB') }}
+        {% elif result.size < 1024*1024*1024 %}{{ '{0:0.2f}'.format(result.size/1024/1024) }} {{ _('MiB') }}
+        {% elif result.size < 1024*1024*1024*1024 %}{{ '{0:0.2f}'.format(result.size/1024/1024/1024) }} {{ _('GiB') }}
+        {% else %}{{ '{0:0.2f}'.format(result.size/1024/1024/1024/1024) }} {{ _('TiB') }}{% endif %}
+    </td></tr>
+{% endif %}
+
+{% if result.time %}<tr><td>{{ _('Date') }}</td><td>{{ result.time|safe }}</td></tr>{% endif %}
+
+{% if result.mtype %}<tr><td>{{ _('Type') }}</td><td>{{ result.mtype|safe }}/{{ result.subtype|safe }}</td></tr>{% endif %}
+</table>
+
+{% if rtl %}
+{{ result_footer_nocache_rtl(result) }}
+{% else %}
+{{ result_footer_nocache(result) }}
+{% endif %}