Hacker News API中的URI和版本
API都由https://hacker-news.firebaseio.com提供。
單個條目信息
故事，評論，招聘，問答，以及投票都叫做條目。它們有各自唯一的ID，是不相互重復的整數形式，接口地址是： https://hacker-news.firebaseio.com/v0/item/.
所有的條目都共有下面的屬性：
| 屬性 | 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. |
舉例說明，一個故事的數據結構是這樣的：: 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" }
而評論的是: 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" }
相關信息：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" }
用戶
用戶的ID是區分大小寫的，接口地址是 https://hacker-news.firebaseio.com/v0/user/.
舉例說明： 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 ] }
實時數據
Firebase最酷的地方是支持實時數據更新通知。你可以訂閱條目信息，這時你可以觀察它們在首頁的名次，那些新條目出現，或新的用戶信息更新。
獲取排名前100條信息
獲取最新的排名前100條的API是這里： https://hacker-news.firebaseio.com/v0/topstories.
舉例說明： https://hacker-news.firebaseio.com/v0/topstories.json?print=pretty
當前最大ID
獲取當前最大ID的接口地址是 https://hacker-news.firebaseio.com/v0/maxitem.
舉例說明： https://hacker-news.firebaseio.com/v0/maxitem.json?print=pretty
獲取條目和用戶的變更信息
接口地址是這里： https://hacker-news.firebaseio.com/v0/updates.
例如：https://hacker-news.firebaseio.com/v0/updates.json?print=pretty
