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<?php
// generates the $youtube object with API version 2
$clientLibraryPath = "../zend/library";
$oldPath = set_include_path(get_include_path() . PATH_SEPARATOR . $clientLibraryPath);
require_once 'Zend/Loader.php'; // the Zend dir must be in your include_path
Zend_Loader::loadClass('Zend_Gdata_YouTube');
$yt = new Zend_Gdata_YouTube();
$yt->setMajorProtocolVersion(2);
function error(){
header("Refresh: 0; /youtube");
exit;
}
function searchterm(){
$db = new SQLite3("../database/dict.db");
$table_array = array("english", "german");
$table=$table_array[0]; // choose the language
$rows = $db->query("SELECT count(*) as count FROM ". $table . ";");
$row = $rows->fetchArray();
$numRows = $row["count"];
$random = mt_rand(1,$numRows);
$search_word_db = $db->query("SELECT word FROM " . $table . " WHERE id=" . $random . ";");
if(empty($search_word_db)){
error();
}
$search_word_ar = $search_word_db->fetchArray();
$search_word = $search_word_ar["word"];
return $search_word;
}
function getAndPrintVideoFeed($location, $yt)
{
$videoFeed = $yt->getVideoFeed($location);
if(empty($videoFeed)){
error();
}
$videoID = printVideoFeed($videoFeed);
if(empty($videoID)){
error();
}
return $videoID;
}
function printVideoFeed($videoFeed)
{
$res_quant = count($videoFeed);
$video = mt_rand(0, $res_quant-1);
if(empty($video)){
error();
}
$videoId = printVideoEntry($videoFeed[$video]);
if(empty($videoId)){
error();
}
return $videoId;
}
function printVideoEntry($videoEntry)
{
$videoId = $videoEntry->getVideoId();
if(empty($videoId)){
error();
}
return $videoId;
}
function start($yt){
$searchstring = searchterm();
$location = $yt->newVideoQuery();
if(empty($location)){
error();
}
// $location->setOrderBy('viewCount');
$location->setSafeSearch('none');
$location->setVideoQuery($searchstring);
if(empty($location)){
error();
}
$videoID = getAndPrintVideoFeed($location, $yt);
if(empty($videoID)){
error();
}
if(fopen("https://gdata.youtube.com/feeds/api/videos/" . $videoID , "r")){
return $videoID;
} else {
start($yt);
}
}
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