API:Opensearch

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Solicitud GET para buscar la wiki y obtener resultados en un OpenSearch format.

Deberías usar esta API solo si estás desarrollando un navegador web. Esto te permitirá obtener resultados en un formato estándar y accesible adecuado para syndication o aggregation.

API Documentación


action=opensearch

(main | opensearch)

Search the wiki using the OpenSearch protocol.

Parameters:
search

Search string.

This parameter is required.
namespace

Namespaces to search. Ignored if search begins with a valid namespace prefix.

Values (separate with | or alternative): 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 90, 91, 92, 93, 100, 101, 102, 103, 104, 105, 106, 107, 486, 487, 828, 829, 1198, 1199, 2300, 2301, 2302, 2303, 2600, 5500, 5501
To specify all values, use *.
Default: 0
limit

Maximum number of results to return.

Type: integer or max
The value must be between 1 and 500.
Default: 10
profile

Search profile to use.

strict
Strict profile with few punctuation characters removed but diacritics and stress marks are kept.
normal
Few punctuation characters, some diacritics and stopwords removed.
normal-subphrases
Few punctuation characters, some diacritics and stopwords removed. It will match also subphrases (can be subphrases or subpages depending on internal wiki configuration).
fuzzy
Similar to normal with typo correction (two typos supported).
fast-fuzzy
Experimental fuzzy profile (may be removed at any time)
fuzzy-subphrases
Similar to normal with typo correction (two typos supported). It will match also subphrases (can be subphrases or subpages depending on internal wiki configuration).
classic
Classic prefix, few punctuation characters and some diacritics removed.
engine_autoselect
Let the search engine decide on the best profile to use.
One of the following values: classic, engine_autoselect, fast-fuzzy, fuzzy, fuzzy-subphrases, normal, normal-subphrases, strict
Default: engine_autoselect
suggest
Deprecated.

No longer used.

Type: boolean (details)
redirects

How to handle redirects:

return
Return the redirect itself.
resolve
Return the target page. May return fewer than limit results.

For historical reasons, the default is "return" for format=json and "resolve" for other formats.

One of the following values: resolve, return
format

The format of the output.

One of the following values: json, jsonfm, xml, xmlfm
Default: json
warningsaserror

If warnings are raised with format=json, return an API error instead of ignoring them.

Type: boolean (details)
Example:
Find pages beginning with Te.
api.php?action=opensearch&search=Te [open in sandbox]

Ejemplo

Solicitud GET


Respuesta

[
    "Hampi",
    [
        "Hampi",
        "Hampi (town)",
        "Hampi Express",
        ...
    ],
    [
        "Hampi, also referred to as the Group of Monuments at Hampi, is a UNESCO World Heritage Site located in east-central Karnataka, India.",
        "Hampi  is a town in Hospet taluk of the Ballari district in the Indian state of Karnataka. Located along the Tungabhadra River in the east and center part of the state, near the border of Andhra Pradesh, Hampi is near the city of Hosapete.",
        "The Hampi Express is a daily express train running between the Mysooru and Hubballi Junction, the headquarters of the South Western Railway in India.",
        ...
    ],
    [
        "https://en.wikipedia.org/wiki/Hampi",
        "https://en.wikipedia.org/wiki/Hampi_(town)",
        "https://en.wikipedia.org/wiki/Hampi_Express",
        ...
    ]
]
En Wikimedia, las descripciones de wikis están deshabilitadas debido a razones de rendimiento, por lo que la segunda matriz solo contiene cadenas vacías. Ver T241437.

Código de muestra

Python

#!/usr/bin/python3

"""
    opensearch.py
    MediaWiki API Demos
    Demo of `Opensearch` module: Search the wiki and obtain
	results in an OpenSearch (http://www.opensearch.org) format
    MIT License
"""

import requests

S = requests.Session()

URL = "https://en.wikipedia.org/w/api.php"

PARAMS = {
    "action": "opensearch",
    "namespace": "0",
    "search": "Hampi",
    "limit": "5",
    "format": "json"
}

R = S.get(url=URL, params=PARAMS)
DATA = R.json()

print(DATA)

PHP

<?php
/*
    opensearch.php

    MediaWiki API Demos
    Demo of `Opensearch` module: Search the wiki and obtain
	results in an OpenSearch (http://www.opensearch.org) format

    MIT License
*/

$endPoint = "https://en.wikipedia.org/w/api.php";
$params = [
    "action" => "opensearch",
    "search" => "Hampi",
    "limit" => "5",
    "namespace" => "0",
    "format" => "json"
];

$url = $endPoint . "?" . http_build_query( $params );

$ch = curl_init( $url );
curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true );
$output = curl_exec( $ch );
curl_close( $ch );

$result = json_decode( $output, true );
var_dump( $result );

JavaScript

/*
    opensearch.js
    MediaWiki API Demos
    Demo of `Opensearch` module: Search the wiki and obtain
	results in an OpenSearch (http://www.opensearch.org) format
    MIT License
*/

var url = "https://en.wikipedia.org/w/api.php"; 

var params = {
    action: "opensearch",
    search: "Hampi",
    limit: "5",
    namespace: "0",
    format: "json"
};

url = url + "?origin=*";
Object.keys(params).forEach(function(key){url += "&" + key + "=" + params[key];});

fetch(url)
    .then(function(response){return response.json();})
    .then(function(response) {console.log(response);})
    .catch(function(error){console.log(error);});

MediaWiki JS

/*
	opensearch.js
	MediaWiki API Demos
	Demo of `Opensearch` module: Search the wiki and obtain
	results in an OpenSearch (http://www.opensearch.org) format
	MIT License
*/

var params = {
		action: 'opensearch',
		search: 'Hampi',
		limit: '5',
		namespace: '0',
		format: 'json'
	},
	api = new mw.Api();

api.get( params ).done( function ( data ) {
	console.log( data );
} );

Errores posibles

Código Info
nosearch Se debe establecer el parámetro search.
unknown_format Valor no reconocido para el parámetro format: aaa.

Notas adicionales

En relación con esta API, algunos consejos adicionales para MediaWiki administradores de sitio y desarrolladores de extensiones:

  • Extension:TitleKey - permita que las sugerencias de búsqueda de esta API no distingan entre mayúsculas y minúsculas.
  • Extensión:TextExtracts y $wgExtractsExtendOpenSearchXml configurados como verdaderos en LocalSettings.php permitirían que cada elemento en el formato XML incluya una etiqueta <Description> con un extracto de texto del artículo.
  • Extension:PageImages y $wgPageImagesExpandOpenSearchXml configurados como true en LocalSettings.php permitirían que cada elemento en formato XML incluya una etiqueta <Image> con una imagen en miniatura del artículo.

Véase también