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ap.php
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ap.php
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<?php
error_reporting(0);
function get_page_by_id($page, $per_page, $query, $tag)
{
$result=array();
for($i=0;$i<count($tag);$i++)
{
array_push($result,array("tag"=>$tag[$i]));
}
$fin=$result;
// print_r($fin);print_r($result); print_r($tag);
if(!is_numeric($page) || $page<1)
{
$page=1; //changes input to default value
}
if(!is_numeric($per_page) || $per_page<1 )
{
$per_page=10; //changes input to default value
}
$page_info = array();
$m = new MongoClient();
$db = $m->mydb; //connecting to db
$collection = $db->mycol;
$i =(($page-1)*$per_page); //setting per page limit
if(isset($_GET["query"]) && !empty($_GET["query"]) && (!isset($_GET["tag"]) || (isset($_GET['tag']) && empty($_GET["tag"])))) //only query
{
$value = new MongoRegex("/$query/i");
$cursor = $collection->find(array('$or' => array( array('title' => $value), array('post' => $value))))->skip($i);
}
elseif (isset($_GET["tag"]) && !empty($_GET["tag"]) && (!isset($_GET["query"]) || (isset($_GET['query']) && empty($_GET["query"])))) //only tag
{
$cursor = $collection->find(array('$and'=>$fin))->skip($i);
}
elseif (isset($_GET["tag"]) && !empty($_GET["tag"]) && isset($_GET["query"]) && !empty($_GET["query"]))
{
$value = new MongoRegex("/$query/i");
$cursor = $collection->find(array('$and' => array( array('$or' => array(array('title' => $value), array('post' => $value))), array('$and' => $fin))))->skip($i);
}
else
{
$cursor = $collection->find()->skip($i);
}
$v=$cursor->count();
$total_pages=ceil($v/$per_page); //calculating total pages
$cursor->limit($per_page);
$cursor->sort(array('updated_on' => -1));
foreach ($cursor as $document) { //looping through all data for current page
$t=substr($document["title"], 0, 22);
$p=substr($document["post"], 0, 97);
if(strlen($t)==22)
{
$t=$t."...";
} //setting display limit for title and post
if(strlen($p)==97)
{
$p=$p."...";
}
array_push($page_info, array("id" => $document["id"].$document["_id"],"title" => $t, "post" => $p, "tag" => $document["tag"], "created_on" => $document["created_on"], "updated_on" => $document["updated_on"]));
}
return array("articles" => $page_info, "pagination"=> array("count"=>intval($v), "current_page"=> intval($page), "total_pages" => intval($total_pages), "per_page"=> intval($per_page)));
return $tag;
}
$possible_url = array( "get_page","query","tag"); //listening to all possible url accepted
$value = "An error has occurred";
if (isset($_GET["action"]) && in_array($_GET["action"], $possible_url))
{
foreach($_GET as $name=>$val)
{
}
switch ($_GET["action"])
{
case "get_page":
if (isset($_GET["page"]) and isset($_GET["per_page"]) and !empty($_GET["page"]) and !empty($_GET["per_page"]))
{
if (isset($_GET["query"]) or isset($_GET["tag"]))
{
if(isset($_GET["tag"]) and !isset($_GET["query"]))
{
$value = get_page_by_id($_GET["page"],$_GET["per_page"],false,$val);
}
elseif (isset($_GET["query"]) and !isset($_GET["tag"]))
{
$value = get_page_by_id($_GET["page"],$_GET["per_page"],$_GET["query"],false);
}
else
{
$value = get_page_by_id($_GET["page"],$_GET["per_page"],$_GET["query"],$val);
}
}
else
{
$value = get_page_by_id($_GET["page"],$_GET["per_page"],false,false);
}
}
else
{
if(!isset($_GET["page"]) || empty($_GET["page"])) {$a=1;}
else { $a=$_GET["page"];}
if(!isset($_GET["per_page"]) || empty($_GET["per_page"])) {$b=10;}
else { $b=$_GET["per_page"];}
if (isset($_GET["query"]) or isset($_GET["tag"]))
{
if(isset($_GET["tag"]) and empty($_GET["query"]))
{
$value = get_page_by_id($a,$b,flase,$val);
}
elseif (isset($_GET["query"]) and empty($_GET["tag"]))
{
$value = get_page_by_id($a,$b,$_GET["query"],false);
}
elseif (isset($_GET["query"]) and isset($_GET["tag"]))
{
$value= get_page_by_id($a, $b, $_GET["query"],$val);
}
}
else
{
$value = get_page_by_id($a,$b,false,false);
}
}
break;
default :
echo "database empty";
}
}
header('Content-Type: application/json');
exit(json_encode(array("data" => $value)));
?>