importtwitteratom.php 4.67 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
#!/usr/bin/env php
<?php
/*
 * StatusNet - the distributed open-source microblogging tool
 * Copyright (C) 2010 StatusNet, Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

define('INSTALLDIR', realpath(dirname(__FILE__) . '/..'));

$shortoptions = 'i:n:f:';
$longoptions = array('id=', 'nickname=', 'file=');

$helptext = <<<END_OF_IMPORTTWITTERATOM_HELP
importtwitteratom.php [options]
import an Atom feed from Twitter as notices by a user

  -i --id       ID of user to update
  -n --nickname nickname of the user to update
  -f --file     file to import (Atom-only for now)

END_OF_IMPORTTWITTERATOM_HELP;

require_once INSTALLDIR.'/scripts/commandline.inc';
require_once INSTALLDIR.'/extlib/htmLawed/htmLawed.php';

function getAtomFeedDocument()
{
    $filename = get_option_value('f', 'file');

    if (empty($filename)) {
        show_help();
        exit(1);
    }

    if (!file_exists($filename)) {
        throw new Exception("No such file '$filename'.");
    }

    if (!is_file($filename)) {
        throw new Exception("Not a regular file: '$filename'.");
    }

    if (!is_readable($filename)) {
        throw new Exception("File '$filename' not readable.");
    }

    $xml = file_get_contents($filename);

    $dom = DOMDocument::loadXML($xml);

    if ($dom->documentElement->namespaceURI != Activity::ATOM ||
        $dom->documentElement->localName != 'feed') {
        throw new Exception("'$filename' is not an Atom feed.");
    }

    return $dom;
}

function importActivityStream($user, $doc)
{
    $feed = $doc->documentElement;

    $entries = $feed->getElementsByTagNameNS(Activity::ATOM, 'entry');

    for ($i = $entries->length - 1; $i >= 0; $i--) {
        $entry = $entries->item($i);
        $activity = new Activity($entry, $feed);
Zach Copley's avatar
Zach Copley committed
81
        $object = $activity->objects[0];
82 83 84 85 86 87 88 89 90 91
        if (!have_option('q', 'quiet')) {
            print $activity->content . "\n";
        }
        $html = getTweetHtml($object->link);

        $config = array('safe' => 1,
                        'deny_attribute' => 'class,rel,id,style,on*');

        $html = htmLawed($html, $config);

92
        $content = html_entity_decode(strip_tags($html), ENT_QUOTES, 'UTF-8');
93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168

        $notice = Notice::saveNew($user->id,
                                  $content,
                                  'importtwitter',
                                  array('uri' => $object->id,
                                        'url' => $object->link,
                                        'rendered' => $html,
                                        'created' => common_sql_date($activity->time),
                                        'replies' => array(),
                                        'groups' => array()));
    }
}

function getTweetHtml($url)
{
    try {
        $client = new HTTPClient();
        $response = $client->get($url);
    } catch (HTTP_Request2_Exception $e) {
        print "ERROR: HTTP response " . $e->getMessage() . "\n";
        return false;
    }

    if (!$response->isOk()) {
        print "ERROR: HTTP response " . $response->getCode() . "\n";
        return false;
    }

    $body = $response->getBody();

    return tweetHtmlFromBody($body);
}

function tweetHtmlFromBody($body)
{
    $doc = DOMDocument::loadHTML($body);
    $xpath = new DOMXPath($doc);

    $spans = $xpath->query('//span[@class="entry-content"]');

    if ($spans->length == 0) {
        print "ERROR: No content in tweet page.\n";
        return '';
    }

    $span = $spans->item(0);

    $children = $span->childNodes;

    $text = '';

    for ($i = 0; $i < $children->length; $i++) {
        $child = $children->item($i);
        if ($child instanceof DOMElement &&
            $child->tagName == 'a' &&
            !preg_match('#^https?://#', $child->getAttribute('href'))) {
            $child->setAttribute('href', 'http://twitter.com' . $child->getAttribute('href'));
        }
        $text .= $doc->saveXML($child);
    }

    return $text;
}

try {

    $doc = getAtomFeedDocument();
    $user = getUser();

    importActivityStream($user, $doc);

} catch (Exception $e) {
    print $e->getMessage()."\n";
    exit(1);
}