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https://github.com/searxng/searxng.git
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58 lines
1.5 KiB
Python
58 lines
1.5 KiB
Python
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# SPDX-License-Identifier: AGPL-3.0-or-later
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# lint: pylint
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# pylint: disable=missing-function-docstring
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"""MySQL database (offline)
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"""
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# import error is ignored because the admin has to install mysql manually to use
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# the engine
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import mysql.connector # pylint: disable=import-error
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engine_type = 'offline'
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auth_plugin = 'caching_sha2_password'
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host = "127.0.0.1"
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database = ""
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username = ""
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password = ""
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query_str = ""
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limit = 10
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paging = True
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result_template = 'key-value.html'
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_connection = None
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def init(engine_settings):
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global _connection # pylint: disable=global-statement
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if 'query_str' not in engine_settings:
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raise ValueError('query_str cannot be empty')
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if not engine_settings['query_str'].lower().startswith('select '):
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raise ValueError('only SELECT query is supported')
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_connection = mysql.connector.connect(
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database = database,
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user = username,
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password = password,
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host = host,
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auth_plugin=auth_plugin,
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)
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def search(query, params):
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query_params = {'query': query}
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query_to_run = query_str + ' LIMIT {0} OFFSET {1}'.format(limit, (params['pageno'] - 1) * limit)
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with _connection.cursor() as cur:
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cur.execute(query_to_run, query_params)
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return _fetch_results(cur)
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def _fetch_results(cur):
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results = []
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for res in cur:
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result = dict(zip(cur.column_names, map(str, res)))
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result['template'] = result_template
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results.append(result)
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return results
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