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[doc] grammar & format fixes in engine overview

This commit is contained in:
Noemi Vanyi 2015-12-01 15:32:06 +01:00
parent 11d6d80d88
commit ae69a58089
1 changed files with 86 additions and 89 deletions
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175
docs/dev/engine_overview.rst
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@ -3,14 +3,13 @@ Engine overview
searx is a `metasearch-engine <https://en.wikipedia.org/wiki/Metasearch_engine>`__,
so it is using different search engines to provide better results.
so it uses different search engines to provide better results.
Because there is no general search-api which can be used for every
search-engine, there must be build an adapter between searx and the
external search-engine. This adapters are stored in the folder
`*searx/engines* <https://github.com/asciimoo/searx/tree/master/searx/engines>`__,
and this site is build to make an general documentation about this
engines
Because there is no general search API which could be used for every
search engine, an adapter has to be built between searx and the
external search engines. Adapters are stored under the folder
`searx/engines
<https://github.com/asciimoo/searx/tree/master/searx/engines>`__.
.. contents::
@ -19,17 +18,16 @@ engines
general engine configuration
----------------------------
It is required to tell searx what results can the engine provide. The
arguments can be inserted in the engine file, or in the settings file
It is required to tell searx the type of results the engine provides. The
arguments can be set in the engine file or in the settings file
(normally ``settings.yml``). The arguments in the settings file override
the one in the engine file.
the ones in the engine file.
Really, it is for most options no difference if there are contained in
the engine-file or in the settings. But there is a standard where to
place specific arguments by default.
It does not matter if an options is stored in the engine file or in the
settings. However, the standard way is the following:
engine-file
engine file
~~~~~~~~~~~
+---------------------+-----------+-----------------------------------------+
@ -60,27 +58,27 @@ settings.yml
overrides
~~~~~~~~~
There are some options, with have default values in the engine, but are
often overwritten by the settings. If the option is assigned in the
engine-file with ``None`` it has to be redefined in the settings,
otherwise searx is not starting with that engine.
A few of the options have default values in the engine, but are
often overwritten by the settings. If ``None`` is assigned to an option
in the engine file, it has to be redefined in the settings,
otherwise searx will not start with that engine.
The naming of that overrides can be wathever you want. But we recommend
the using of already used overrides if possible:
The naming of that overrides is arbitrary. But the recommended
overrides are the following:
+-----------------------+----------+--------------------------------------------------------------+
| argument | type | information |
+=======================+==========+==============================================================+
| base\_url | string | base-url, can be overwrite to use same engine on other url |
+-----------------------+----------+--------------------------------------------------------------+
| number\_of\_results | int | maximum number of results per request |
+-----------------------+----------+--------------------------------------------------------------+
| language | string | ISO code of language and country like en\_US |
+-----------------------+----------+--------------------------------------------------------------+
| api\_key | string | api-key if required by engine |
+-----------------------+----------+--------------------------------------------------------------+
+-----------------------+----------+----------------------------------------------------------------+
| argument | type | information |
+=======================+==========+================================================================+
| base\_url | string | base-url, can be overwritten to use same engine on other URL |
+-----------------------+----------+----------------------------------------------------------------+
| number\_of\_results | int | maximum number of results per request |
+-----------------------+----------+----------------------------------------------------------------+
| language | string | ISO code of language and country like en\_US |
+-----------------------+----------+----------------------------------------------------------------+
| api\_key | string | api-key if required by engine |
+-----------------------+----------+----------------------------------------------------------------+
example-code
example code
~~~~~~~~~~~~
.. code:: python
@ -90,21 +88,20 @@ example-code
paging = True
language_support = True
doing request
-------------
making a request
----------------
To perform a search you have to specific at least a url on which the
request is performing
To perform a search an URL have to be specified. In addition to
specifying an URL, arguments can be passed to the query.
passed arguments
~~~~~~~~~~~~~~~~
This arguments can be used to calculate the search-query. Furthermore,
some of that parameters are filled with default values which can be
changed for special purpose.
These arguments can be used to construct the search query. Furthermore,
parameters with default value can be redefined for special purposes.
+----------------------+------------+------------------------------------------------------------------------+
| argument | type | default-value, informations |
| argument | type | default-value, information |
+======================+============+========================================================================+
| url | string | ``''`` |
+----------------------+------------+------------------------------------------------------------------------+
@ -132,27 +129,27 @@ changed for special purpose.
parsed arguments
~~~~~~~~~~~~~~~~
The function ``def request(query, params):`` is always returning the
``params`` variable back. Inside searx, the following paramters can be
used to specific a search-request:
The function ``def request(query, params):`` always returns the
``params`` variable. Inside searx, the following paramters can be
used to specify a search request:
+------------+-----------+----------------------------------------------------------+
| argument | type | information |
+============+===========+==========================================================+
| url | string | requested url |
+------------+-----------+----------------------------------------------------------+
| method | string | HTTP request methode |
+------------+-----------+----------------------------------------------------------+
| headers | set | HTTP header informations |
+------------+-----------+----------------------------------------------------------+
| data | set | HTTP data informations (parsed if ``method != 'GET'``) |
+------------+-----------+----------------------------------------------------------+
| cookies | set | HTTP cookies |
+------------+-----------+----------------------------------------------------------+
| verify | boolean | Performing SSL-Validity check |
+------------+-----------+----------------------------------------------------------+
+------------+-----------+---------------------------------------------------------+
| argument | type | information |
+============+===========+=========================================================+
| url | string | requested url |
+------------+-----------+---------------------------------------------------------+
| method | string | HTTP request method |
+------------+-----------+---------------------------------------------------------+
| headers | set | HTTP header information |
+------------+-----------+---------------------------------------------------------+
| data | set | HTTP data information (parsed if ``method != 'GET'``) |
+------------+-----------+---------------------------------------------------------+
| cookies | set | HTTP cookies |
+------------+-----------+---------------------------------------------------------+
| verify | boolean | Performing SSL-Validity check |
+------------+-----------+---------------------------------------------------------+
example-code
example code
~~~~~~~~~~~~
.. code:: python
@ -171,10 +168,10 @@ example-code
return params
returning results
-----------------
returned results
----------------
Searx has the possiblity to return results in different media-types.
Searx is able to return results of different media-types.
Currently the following media-types are supported:
- default
@ -183,8 +180,8 @@ Currently the following media-types are supported:
- torrent
- map
to set another media-type as default, you must set the parameter
``template`` to the required type.
To set another media-type as default, the parameter
``template`` must be set to the desired type.
default
~~~~~~~
@ -246,31 +243,31 @@ videos
torrent
~~~~~~~
+------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+
| result-parameter | information |
+------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+
| template | is set to ```torrent.html``` |
+------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+
| url | string, which is representing the url of the result |
+------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+
| title | string, which is representing the title of the result |
+------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+
| content | string, which is giving a general result-text |
+------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+
| publishedDate | [datetime.datetime](https://docs.python.org/2/library/datetime.html#datetime-objects), represent when the result is published _(not implemented yet)_ |
+------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+
| seed | int, number of seeder |
+------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+
| leech | int, number of leecher |
+------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+
| filesize | int, size of file in bytes |
+------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+
| files | int, number of files |
+------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+
| magnetlink | string, which is the [magnetlink](https://en.wikipedia.org/wiki/Magnet_URI_scheme) of the result |
+------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+
| torrentfile | string, which is the torrentfile of the result |
+------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------+
+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------+
| result-parameter | information |
+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------+
| template | is set to ```torrent.html``` |
+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------+
| url | string, which is representing the url of the result |
+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------+
| title | string, which is representing the title of the result |
+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------+
| content | string, which is giving a general result-text |
+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------+
| publishedDate | `datetime.datetime <https://docs.python.org/2/library/datetime.html#datetime-objects>`__, represent when the result is published *(not implemented yet)* |
+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------+
| seed | int, number of seeder |
+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------+
| leech | int, number of leecher |
+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------+
| filesize | int, size of file in bytes |
+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------+
| files | int, number of files |
+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------+
| magnetlink | string, which is the `magnetlink <https://en.wikipedia.org/wiki/Magnet_URI_scheme>`__ of the result |
+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------+
| torrentfile | string, which is the torrentfile of the result |
+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------+
map