Hacker News API

Hacker News API中的URI和版本

API都由https://hacker-news.firebaseio.com提供。

单个条目信息

故事，评论，招聘，问答，以及投票都叫做条目。它们有各自唯一的ID，是不相互重复的整数形式，接口地址是： https://hacker-news.firebaseio.com/v0/item/.

所有的条目都共有下面的属性：

属性	描述
id	The item’s unique id. Required.
deleted	true if the item is deleted.
type	The type of item. One of “job”, “story”, “comment”, “poll”, or “pollopt”.
by	The username of the item’s author.
time	Creation date of the item, in Unix Time.
text	The comment, Ask HN, or poll text. HTML.
dead	true if the item is dead.
parent	The item’s parent. For comments, either another comment or the relevant story. For pollopts, the relevant poll.
kids	The ids of the item’s comments, in ranked display order.
url	The URL of the story.
score	The story’s score, or the votes for a pollopt.
title	The title of the story or poll.
parts	A list of related pollopts, in display order.

举例说明，一个故事的数据结构是这样的：: https://hacker-news.firebaseio.com/v0/item/8863.json?print=pretty

{
  "by" : "dhouston",
  "id" : 8863,
  "kids" : [ 8952, 9224, 8917, 8884, 8887, 8943, 8869, 8958, 9005, 9671, 8940, 9067, 8908, 9055, 8865, 8881, 8872, 8873, 8955, 10403, 8903, 8928, 9125, 8998, 8901, 8902, 8907, 8894, 8878, 8870, 8980, 8934, 8876 ],
  "score" : 111,
  "time" : 1175714200,
  "title" : "My YC app: Dropbox - Throw away your USB drive",
  "type" : "story",
  "url" : "http://www.getdropbox.com/u/2/screencast.html"
}

而评论的是: https://hacker-news.firebaseio.com/v0/item/2921983.json?print=pretty

{
  "by" : "norvig",
  "id" : 2921983,
  "kids" : [ 2922097, 2922429, 2924562, 2922709, 2922573, 2922140, 2922141 ],
  "parent" : 2921506,
  "text" : "Aw shucks, guys ... you make me blush with your compliments.<p>Tell you what, Ill make a deal: I'll keep writing if you keep reading. K?",
  "time" : 1314211127,
  "type" : "comment"
}

投票的是: https://hacker-news.firebaseio.com/v0/item/126809.json?print=pretty

{
  "by" : "pg",
  "id" : 126809,
  "kids" : [ 126822, 126823, 126993, 126824, 126934, 127411, 126888, 127681, 126818, 126816, 126854, 127095, 126861, 127313, 127299, 126859, 126852, 126882, 126832, 127072, 127217, 126889, 127535, 126917, 126875 ],
  "parts" : [ 126810, 126811, 126812 ],
  "score" : 46,
  "text" : "",
  "time" : 1204403652,
  "title" : "Poll: What would happen if News.YC had explicit support for polls?",
  "type" : "poll"
}

相关信息：https://hacker-news.firebaseio.com/v0/item/160705.json?print=pretty

{
  "by" : "pg",
  "id" : 160705,
  "parent" : 160704,
  "score" : 335,
  "text" : "Yes, ban them; I'm tired of seeing Valleywag stories on News.YC.",
  "time" : 1207886576,
  "type" : "pollopt"
}

用户

用户的ID是区分大小写的，接口地址是 https://hacker-news.firebaseio.com/v0/user/.

举例说明： https://hacker-news.firebaseio.com/v0/user/jl.json?print=pretty

{
  "about" : "This is a test",
  "created" : 1173923446,
  "delay" : 0,
  "id" : "jl",
  "karma" : 2937,
  "submitted" : [ 8265435, 8168423, 8090946, 8090326, 7699907, 7637962, 7596179, 7596163, 7594569, 7562135, 7562111, 7494708, 7494171, 7488093, 7444860, 7327817, 7280290, 7278694, 7097557, 7097546, 7097254, 7052857, 7039484, 6987273, 6649999, 6649706, 6629560, 6609127, 6327951, 6225810, 6111999, 5580079, 5112008, 4907948, 4901821, 4700469, 4678919, 3779193, 3711380, 3701405, 3627981, 3473004, 3473000, 3457006, 3422158, 3136701, 2943046, 2794646, 2482737, 2425640, 2411925, 2408077, 2407992, 2407940, 2278689, 2220295, 2144918, 2144852, 1875323, 1875295, 1857397, 1839737, 1809010, 1788048, 1780681, 1721745, 1676227, 1654023, 1651449, 1641019, 1631985, 1618759, 1522978, 1499641, 1441290, 1440993, 1436440, 1430510, 1430208, 1385525, 1384917, 1370453, 1346118, 1309968, 1305415, 1305037, 1276771, 1270981, 1233287, 1211456, 1210688, 1210682, 1194189, 1193914, 1191653, 1190766, 1190319, 1189925, 1188455, 1188177, 1185884, 1165649, 1164314, 1160048, 1159156, 1158865, 1150900, 1115326, 933897, 924482, 923918, 922804, 922280, 922168, 920332, 919803, 917871, 912867, 910426, 902506, 891171, 807902, 806254, 796618, 786286, 764412, 764325, 642566, 642564, 587821, 575744, 547504, 532055, 521067, 492164, 491979, 383935, 383933, 383930, 383927, 375462, 263479, 258389, 250751, 245140, 243472, 237445, 229393, 226797, 225536, 225483, 225426, 221084, 213940, 213342, 211238, 210099, 210007, 209913, 209908, 209904, 209903, 170904, 165850, 161566, 158388, 158305, 158294, 156235, 151097, 148566, 146948, 136968, 134656, 133455, 129765, 126740, 122101, 122100, 120867, 120492, 115999, 114492, 114304, 111730, 110980, 110451, 108420, 107165, 105150, 104735, 103188, 103187, 99902, 99282, 99122, 98972, 98417, 98416, 98231, 96007, 96005, 95623, 95487, 95475, 95471, 95467, 95326, 95322, 94952, 94681, 94679, 94678, 94420, 94419, 94393, 94149, 94008, 93490, 93489, 92944, 92247, 91713, 90162, 90091, 89844, 89678, 89498, 86953, 86109, 85244, 85195, 85194, 85193, 85192, 84955, 84629, 83902, 82918, 76393, 68677, 61565, 60542, 47745, 47744, 41098, 39153, 38678, 37741, 33469, 12897, 6746, 5252, 4752, 4586, 4289 ]
}

实时数据

Firebase最酷的地方是支持实时数据更新通知。你可以订阅条目信息，这时你可以观察它们在首页的名次，那些新条目出现，或新的用户信息更新。

获取排名前100条信息

获取最新的排名前100条的API是这里： https://hacker-news.firebaseio.com/v0/topstories.

举例说明： https://hacker-news.firebaseio.com/v0/topstories.json?print=pretty

当前最大ID

获取当前最大ID的接口地址是 https://hacker-news.firebaseio.com/v0/maxitem.

举例说明： https://hacker-news.firebaseio.com/v0/maxitem.json?print=pretty

获取条目和用户的变更信息

接口地址是这里： https://hacker-news.firebaseio.com/v0/updates.

例如：https://hacker-news.firebaseio.com/v0/updates.json?print=pretty