kashire/lainchan
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Add support for 4chan-compatible json API.

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K 2013-07-02 19:52:29 +02:00
parent 9b0c31daa6
commit 74a470bf4e
2 changed files with 155 additions and 2 deletions
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123
inc/api.php Normal file
View File

@ -0,0 +1,123 @@
<?php
/*
* Copyright (c) 2010-2013 Tinyboard Development Group
*/
/**
* Class for generating json API compatible with 4chan API
*/
class Api {
/**
* Translation from local fields to fields in 4chan-style API
*/
public static $postFields = array(
'id' => 'no',
'thread' => 'resto',
'subject' => 'sub',
'email' => 'email',
'name' => 'name',
'trip' => 'trip',
'capcode' => 'capcode',
'body' => 'com',
'time' => 'time',
'thumb' => 'thumb', // non-compatible field
'thumbx' => 'tn_w',
'thumby' => 'tn_h',
'file' => 'file', // non-compatible field
'filex' => 'w',
'filey' => 'h',
'filesize' => 'fsize',
//'filename' => 'filename',
'omitted' => 'omitted_posts',
'omitted_images' => 'omitted_images',
//'posts' => 'replies',
//'ip' => '',
'sticky' => 'sticky',
'locked' => 'locked',
//'bumplocked' => '',
//'embed' => '',
//'root' => '',
//'mod' => '',
//'hr' => '',
);
static $ints = array(
'no' => 1,
'resto' => 1,
'time' => 1,
'tn_w' => 1,
'tn_h' => 1,
'w' => 1,
'h' => 1,
'fsize' => 1,
'omitted_posts' => 1,
'omitted_images' => 1,
'sticky' => 1,
'locked' => 1,
);
private function translatePost($post) {
$apiPost = array();
foreach (self::$postFields as $local => $translated) {
if (!isset($post->$local))
continue;
$toInt = isset(self::$ints[$translated]);
$val = $post->$local;
if ($val !== null && $val !== '') {
$apiPost[$translated] = $toInt ? (int) $val : $val;
}
}
if (isset($post->filename)) {
$dotPos = strrpos($post->filename, '.');
$apiPost['filename'] = substr($post->filename, 0, $dotPos);
$apiPost['ext'] = substr($post->filename, $dotPos);
}
return $apiPost;
}
function translateThread(Thread $thread) {
$apiPosts = array();
$op = $this->translatePost($thread);
$op['resto'] = 0;
$apiPosts['posts'][] = $op;
foreach ($thread->posts as $p) {
$apiPosts['posts'][] = $this->translatePost($p);
}
return $apiPosts;
}
function translatePage(array $threads) {
$apiPage = array();
foreach ($threads as $thread) {
$apiPage['threads'][] = $this->translateThread($thread);
}
return $apiPage;
}
function translateCatalogPage(array $threads) {
$apiPage = array();
foreach ($threads as $thread) {
$ts = $this->translateThread($thread);
$apiPage['threads'][] = current($ts['posts']);
}
return $apiPage;
}
function translateCatalog($catalog) {
$apiCatalog = array();
foreach ($catalog as $page => $threads) {
$apiPage = $this->translateCatalogPage($threads);
$apiPage['page'] = $page;
$apiCatalog[] = $apiPage;
}
return $apiCatalog;
}
}

34
inc/functions.php
View File

@ -13,6 +13,7 @@ require_once 'inc/display.php';
require_once 'inc/template.php';
require_once 'inc/database.php';
require_once 'inc/events.php';
require_once 'inc/api.php';
require_once 'inc/lib/gettext/gettext.inc';
// the user is not currently logged in as a moderator
@ -964,6 +965,8 @@ function index($page, $mod=false) {
if ($query->rowcount() < 1 && $page > 1)
return false;
$threads = array();
while ($th = $query->fetch()) {
$thread = new Thread(
$th['id'], $th['subject'], $th['email'], $th['name'], $th['trip'], $th['capcode'], $th['body'], $th['time'], $th['thumb'],
@ -1012,7 +1015,8 @@ function index($page, $mod=false) {
$thread->omitted = $omitted['post_count'] - ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview']);
$thread->omitted_images = $omitted['image_count'] - $num_images;
}
$threads[] = $thread;
$body .= $thread->build(true);
}
@ -1021,7 +1025,8 @@ function index($page, $mod=false) {
'body' => $body,
'post_url' => $config['post_url'],
'config' => $config,
'boardlist' => createBoardlist($mod)
'boardlist' => createBoardlist($mod),
'threads' => $threads
);
}
@ -1211,6 +1216,9 @@ function buildIndex() {
$pages = getPages();
$antibot = create_antibot($board['uri']);
$api = new Api();
$catalog = array();
$page = 1;
while ($page <= $config['max_pages'] && $content = index($page)) {
$filename = $board['dir'] . ($page == 1 ? $config['file_index'] : sprintf($config['file_page'], $page));
@ -1223,6 +1231,14 @@ function buildIndex() {
$content['antibot'] = $antibot;
file_write($filename, Element('index.html', $content));
// json api
$threads = $content['threads'];
$json = json_encode($api->translatePage($threads));
$jsonFilename = $board['dir'] . ($page-1) . ".json"; // pages should start from 0
file_write($jsonFilename, $json);
$catalog[$page-1] = $threads;
$page++;
}
@ -1230,8 +1246,16 @@ function buildIndex() {
for (;$page<=$config['max_pages'];$page++) {
$filename = $board['dir'] . ($page==1 ? $config['file_index'] : sprintf($config['file_page'], $page));
file_unlink($filename);
$jsonFilename = $board['dir'] . ($page-1) . ".json";
file_unlink($jsonFilename);
}
}
// json api catalog
$json = json_encode($api->translateCatalog($catalog));
$jsonFilename = $board['dir'] . "catalog.json";
file_write($jsonFilename, $json);
}
function buildJavascript() {
@ -1547,6 +1571,12 @@ function buildThread($id, $return=false, $mod=false) {
return $body;
file_write($board['dir'] . $config['dir']['res'] . sprintf($config['file_page'], $id), $body);
// json api
$api = new Api();
$json = json_encode($api->translateThread($thread));
$jsonFilename = $board['dir'] . $config['dir']['res'] . $id . ".json";
file_write($jsonFilename, $json);
}
function rrmdir($dir) {