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version_index.php
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version_index.php
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<?php
include_once('version_config.php');
//version_index.php
//author: Lu Zexi
//get version json
$version_name = empty($_GET["version"])?"":$_GET["version"];
// $version_name = "v1";
$version_index = 0;
$version_array = array();
$res_dir = $RESOURCES_DIR;
$version_dir = $VERSION_DIR;
function readAllFile($file_path)
{
//is file exist
if(file_exists($file_path))
{
if($fp=fopen($file_path,"a+"))
{
//read file
$conn=fread($fp,filesize($file_path));
return $conn;
}
else
{
die("file open fail.\n");
}
}
else
{
die("no file exist.\n");
}
fclose($fp);
return null;
}
//get version file
if(is_dir($version_dir))
{
if($dh=opendir($version_dir))
{
while (($file = readdir($dh))!= false)
{
list($file_name,$file_ex) = split('[.]', $file);
if($file_ex != "json")
continue;
list($file_version , $file_time) = split("[_]", $file_name);
// echo $file_name." - ".$file_ex." - ".$file_time." - ".$file_version."\n";
//get path
$filePath = $version_dir.$file;
$conn = readAllFile($filePath);
$data = json_decode($conn,true);
//set data
array_push($version_array, ["time"=>$file_time , "version"=>$file_version , "data"=>$data]);
}
closedir($dh);
//sort
function sort_by_time($a , $b)
{
if( $a["time"] == $b["time"])
return 0;
if( strcmp( $a["time"] , $b["time"] ) > 0 )
{
return 1;
}
else
{
return -1;
}
}
usort($version_array, 'sort_by_time');
for($i = 0 ; $i<count($version_array) ; $i++)
{
$version_file_item = $version_array[$i];
// echo $version_file_item["version"]."\n";
if($version_file_item["version"] == $version_name)
{
$version_index = $i + 1;
// echo "version index ".$version_index."\n";
}
}
}
}
$result = array();
for($i = $version_index ; $i<count($version_array) ; $i++)
{
$version_item = $version_array[$i];
$json_data = $version_item["data"];
for($j = 0 ; $j<count($json_data) ; $j++)
{
$data_item = $json_data[$j];
if( $data_item["operate"] == "new" )
{
$result[$data_item["file"]] = "new";
}
else if( $data_item["operate"] == "del" )
{
if(array_key_exists($data_item["file"], $result) && $result[$data_item["file"]] == "new")
{
unset($result[$data_item["file"]]);
continue;
}
$result[$data_item["file"]] = "del";
}
else if( $data_item["operate"] == "update" )
{
if( array_key_exists($data_item["file"], $result) && $result[$data_item["file"]] == "new" )
{
continue;
}
$result[$data_item["file"]] = "update";
}
}
}
$res_data = array();
$res_data["code"] = 0;
$res_data["data"] = array();
$res_data["data"]["version_prename"] = $version_name;
$res_data["data"]["version_name"] = $version_array[count($version_array)-1]["version"];
$res_data["data"]["version_file"] = array();
$res_data["desc"] = "ok";
foreach ($result as $key => $value)
{
array_push($res_data["data"]["version_file"], ["file"=>$key,"operate"=>$value]);
}
echo json_encode($res_data);
return;