API:Random/zh
| MediaWiki版本: | ≥ 1.12 |
使用GET请求查看随机页面列表。
该模块可用作生成器。
list=random (rn)
- This module requires read rights.
- This module can be used as a generator.
- Source: MediaWiki
- License: GPL-2.0-or-later
Get a set of random pages.
Pages are listed in a fixed sequence, only the starting point is random. This means that if, for example, Main Page is the first random page in the list, List of fictional monkeys will always be second, List of people on stamps of Vanuatu third, etc.
- rnnamespace
Return pages in these namespaces only.
- 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, 710, 711, 828, 829, 1198, 1199, 1728, 1729, 2600, 5500, 5501
- To specify all values, use *.
- rnfilterredir
How to filter for redirects.
- One of the following values: all, nonredirects, redirects
- Default: nonredirects
- rnminsize
Limit to pages with at least this many bytes.
- Type: integer
- rnmaxsize
Limit to pages with at most this many bytes.
- Type: integer
- rncontentmodel
Filter pages that have the specified content model.
- One of the following values: GadgetDefinition, Graph.JsonConfig, Json.JsonConfig, JsonSchema, MassMessageListContent, NewsletterContent, Scribunto, SecurePoll, css, flow-board, javascript, json, sanitized-css, text, translate-messagebundle, unknown, vue, wikitext
- rnredirect
- Deprecated.
Use rnfilterredir=redirects instead.
- Type: boolean (details)
- rnlimit
Limit how many random pages will be returned.
- Type: integer or max
- The value must be between 1 and 500.
- Default: 1
- rncontinue
When more results are available, use this to continue. More detailed information on how to continue queries can be found on mediawiki.org.
- Return two random pages from the main namespace.
- api.php?action=query&list=random&rnnamespace=0&rnlimit=2 [open in sandbox]
- Return page info about two random pages from the main namespace.
- api.php?action=query&generator=random&grnnamespace=0&grnlimit=2&prop=info [open in sandbox]
- Return page info about one random page from the main namespace that has at least 500 bytes of text.
- api.php?action=query&list=random&rnnamespace=0&rnlimit=1&minsize=500 [open in sandbox]
GET请求
响应
{
"batchcomplete": "",
"continue": {
"rncontinue": "0.559881820010|0.559881954661|47659388|0",
"continue": "-||"
},
"query": {
"random": [
{
"id": 32381675,
"ns": 0,
"title": "Mallabhum Institute of Technology"
},
{
"id": 25126452,
"ns": 3,
"title": "User talk:96.232.132.176"
},
{
"id": 1440028,
"ns": 0,
"title": "Hyundai Epsilon engine"
},
{
"id": 35446805,
"ns": 15,
"title": "Category talk:Ukrainian card games"
},
{
"id": 12613,
"ns": 0,
"title": "Grue"
}
]
}
}
Python
#!/usr/bin/python3
"""
get_random.py
MediaWiki API Demos
Demo of Random module: Get request to list 5 random pages.
MIT License
"""
import requests
S = requests.Session()
URL = "https://en.wikipedia.org/w/api.php"
PARAMS = {
"action": "query",
"format": "json",
"list": "random",
"rnlimit": "5"
}
R = S.get(url=URL, params=PARAMS)
DATA = R.json()
RANDOMS = DATA["query"]["random"]
for r in RANDOMS:
print(r["title"])
PHP
<?php
/*
get_random.php
MediaWiki API Demos
Demo of Random module: Get request to list 5 random pages.
MIT License
*/
$endPoint = "https://en.wikipedia.org/w/api.php";
$params = [
"action" => "query",
"format" => "json",
"list" => "random",
"rnlimit" => "5"
];
$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 );
foreach( $result["query"]["random"] as $k => $v ) {
echo( $v["title"] . "\n" );
}
JavaScript
/*
get_random.js
MediaWiki API Demos
Demo of Random module: Get request to list 5 random pages.
MIT License
*/
var url = "https://en.wikipedia.org/w/api.php";
var params = {
action: "query",
format: "json",
list: "random",
rnlimit: "5"
};
url = url + "?origin=*";
Object.keys(params).forEach(function(key){url += "&" + key + "=" + params[key];});
fetch(url)
.then(function(response){return response.json();})
.then(function(response) {
var randoms = response.query.random;
for (var r in randoms) {
console.log(randoms[r].title);
}
})
.catch(function(error){console.log(error);});
MediaWiki JS
/*
get_random.js
MediaWiki API Demos
Demo of Random module: Get request to list 5 random pages.
MIT License
*/
var params = {
action: 'query',
format: 'json',
list: 'random',
rnlimit: '5'
},
api = new mw.Api();
api.get( params ).done( function ( data ) {
var randoms = data.query.random,
r;
for ( r in randoms ) {
console.log( randoms[ r ].title );
}
} );
参数历史
- v1.26: 之前在
rnlimit上的10/20的限制已提高到標準的500/5000的限制。 - v1.26: 棄用
rnredirect。 - v1.26: 啟用
rnfilterredir。 - v1.14: 啟用
rnredirect。
附加提醒
- 不像許多模塊一樣在 Action API中,頁面的預設值是1而非10.
- 頁面是以固定順序回傳;只有起始點是隨機的。
- 預設行為是從整個維基中選取頁面,包括討論頁、使用者頁等等。 如果您想要的功能與Special:Random類似,即隨機選擇條目,請將
rnnamespace限制到0。 - 如果頁數少於
rnlimit,則請求將直接傳回所有可用頁數。 它不會重複頁面以填充回應時間直至達到限制。
- Manual:Random page - 介绍如何在后端配置API。