(feat) add jisho.org

Closes #1016

1 files changed, 125 insertions, 0 deletions

diff --git a/searx/engines/jisho.py b/searx/engines/jisho.py
new file mode 100644
index 000000000..6fab054e0
--- /dev/null
+++ b/searx/engines/jisho.py
@@ -0,0 +1,125 @@
+# SPDX-License-Identifier: AGPL-3.0-or-later
+"""
+Jisho (the Japanese-English dictionary)
+"""
+
+import json
+from urllib.parse import urlencode, urljoin
+
+# about
+about = {
+    "website": 'https://jisho.org',
+    "wikidata_id": 'Q24568389',
+    "official_api_documentation": "https://jisho.org/forum/54fefc1f6e73340b1f160000-is-there-any-kind-of-search-api",
+    "use_official_api": True,
+    "require_api_key": False,
+    "results": 'JSON',
+}
+
+categories = ['dictionaries']
+paging = False
+
+URL = 'https://jisho.org'
+BASE_URL = 'https://jisho.org/word/'
+SEARCH_URL = URL + '/api/v1/search/words?{query}'
+
+
+def request(query, params):
+    query = urlencode({'keyword': query})
+    params['url'] = SEARCH_URL.format(query=query)
+    logger.debug(f"query_url --> {params['url']}")
+    return params
+
+
+def response(resp):
+    results = []
+    infoboxed = False
+
+    search_results = json.loads(resp.text)
+    pages = search_results.get('data', [])
+
+    for page in pages:
+        # Entries that are purely from Wikipedia are excluded.
+        if page['senses'][0]['parts_of_speech'][0] != 'Wikipedia definition':
+            # Process alternative forms
+            japanese = page['japanese']
+            alt_forms = []
+            for title_raw in japanese:
+                if 'word' not in title_raw:
+                    alt_forms.append(title_raw['reading'])
+                else:
+                    title = title_raw['word']
+                    if 'reading' in title_raw:
+                        title += ' (' + title_raw['reading'] + ')'
+                    alt_forms.append(title)
+            # Process definitions
+            definitions = []
+            def_raw = page['senses']
+            for defn_raw in def_raw:
+                extra = ''
+                if not infoboxed:
+                    # Extra data. Since they're not documented, this implementation is based solely by the author's assumptions.
+                    if defn_raw['tags'] != []:
+                        if defn_raw['info'] != []:
+                            extra += defn_raw['tags'][0] + ', ' + defn_raw['info'][0] + '. ' # "usually written as kana: <kana>"
+                        else:
+                            extra += ', '.join(defn_raw['tags']) + '. ' # abbreviation, archaism, etc.
+                    elif defn_raw['info'] != []:
+                        extra += ', '.join(defn_raw['info']).capitalize() + '. ' # inconsistent
+                    if defn_raw['restrictions'] != []:
+                        extra += 'Only applies to: ' + ', '.join(defn_raw['restrictions']) + '. '
+                    extra = extra[:-1]
+                definitions.append((
+                    ', '.join(defn_raw['parts_of_speech']),
+                    '; '.join(defn_raw['english_definitions']),
+                    extra
+                ))
+            content = ''
+            infobox_content = '''
+                <small><a href="https://www.edrdg.org/wiki/index.php/JMdict-EDICT_Dictionary_Project">JMdict</a> 
+                and <a href="https://www.edrdg.org/enamdict/enamdict_doc.html">JMnedict</a> 
+                by <a href="https://www.edrdg.org/edrdg/licence.html">EDRDG</a>, CC BY-SA 3.0.</small><ul>
+                '''
+            for pos, engdef, extra in definitions:
+                if pos == 'Wikipedia definition':
+                    infobox_content += '</ul><small>Wikipedia, CC BY-SA 3.0.</small><ul>'
+                if pos == '':
+                    infobox_content += f"<li>{engdef}"
+                else:
+                    infobox_content += f"<li><i>{pos}</i>: {engdef}"
+                if extra != '':
+                    infobox_content += f" ({extra})"
+                infobox_content += '</li>'
+                content += f"{engdef}. "
+            infobox_content += '</ul>'
+            
+            # For results, we'll return the URL, all alternative forms (as title),
+            # and all definitions (as description) truncated to 300 characters.
+            results.append({
+                'url': urljoin(BASE_URL, page['slug']),
+                'title': ", ".join(alt_forms),
+                'content': content[:300] + (content[300:] and '...')
+            })
+
+            # Like Wordnik, we'll return the first result in an infobox too.
+            if not infoboxed:
+                infoboxed = True
+                infobox_urls = []
+                infobox_urls.append({
+                    'title': 'Jisho.org',
+                    'url': urljoin(BASE_URL, page['slug'])
+                })
+                infobox = {
+                    'infobox': alt_forms[0],
+                    'urls': infobox_urls
+                }
+                alt_forms.pop(0)
+                alt_content = ''
+                if len(alt_forms) > 0:
+                    alt_content = '<p><i>Other forms:</i> '
+                    alt_content += ", ".join(alt_forms)
+                    alt_content += '</p>'
+                infobox['content'] = alt_content + infobox_content
+                results.append(infobox)
+
+    return results