mirror of
https://github.com/pi-hole/web.git
synced 2025-12-23 12:18:26 +00:00
119 lines
3.5 KiB
PHP
119 lines
3.5 KiB
PHP
<?php
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// Allow file_get_contents to read remote sources via URL
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ini_set("allow_url_fopen", 1);
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// Function that grabs latest tag from GitHub
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function get_github_version($url)
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{
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// Have to fake the user agent to be able to query from Github's API
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$context = stream_context_create(array("http" => array("user_agent" => "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36")));
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$json = file_get_contents($url, false, $context);
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$result = json_decode($json);
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return $result->tag_name;
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}
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/********** Get Pi-hole core branch / version / commit **********/
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// Check if on a dev branch
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$core_branch = exec("cd /etc/.pihole/ && git rev-parse --abbrev-ref HEAD");
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if($core_branch !== "master") {
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$core_current = "vDev";
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$core_commit = exec("cd /etc/.pihole/ && git describe --long --dirty --tags");
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}
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else {
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$core_current = exec("cd /etc/.pihole/ && git describe --tags --abbrev=0");
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}
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/********** Get Pi-hole web branch / version / commit **********/
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$web_branch = exec("git rev-parse --abbrev-ref HEAD");
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if($web_branch !== "master") {
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$web_current = "vDev";
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$web_commit = exec("git describe --long --dirty --tags");
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}
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else {
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$web_current = exec("git describe --tags --abbrev=0");
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}
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/********** Get Pi-hole FTL version (not a git repository) **********/
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$FTL_current = exec("pihole-FTL version");
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// can write only in the root web dir, i.e. /var/www/html
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$versionfile = "../versions";
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$check_version = false;
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$date = date_create();
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$timestamp = date_timestamp_get($date);
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// Check version if version buffer file does not exist
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if(is_readable($versionfile))
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{
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// Obtain latest time stamp from buffer file
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$versions = explode(",",file_get_contents($versionfile));
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// Is last check for updates older than 30 minutes?
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if($timestamp >= intval($versions[0]) + 1800)
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{
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// Yes: Retrieve new/updated version data
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$check_version = true;
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}
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else
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{
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// No: We can use the buffered data
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$check_version = false;
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}
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}
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else
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{
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// No buffer file or not readable: Request version data
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$check_version = true;
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}
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// Get data from GitHub if requested
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if($check_version){
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$core_latest = get_github_version("https://api.github.com/repos/pi-hole/pi-hole/releases/latest");
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$web_latest = get_github_version("https://api.github.com/repos/pi-hole/AdminLTE/releases/latest");
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$FTL_latest = get_github_version("https://api.github.com/repos/pi-hole/FTL/releases/latest");
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// Save to buffer file
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file_put_contents($versionfile, array($timestamp,",",$core_latest,",",$web_latest,",",$FTL_latest));
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}
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else
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{
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// Use data from buffer file
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$core_latest = $versions[1];
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$web_latest = $versions[2];
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$FTL_latest = $versions[3];
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}
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// Core version comparison
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if($core_current !== "vDev")
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{
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// This logic allows the local core version to be newer than the upstream version
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// The update indicator is only shown if the upstream version is NEWER
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$core_update = (version_compare($core_current, $core_latest) < 0);
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}
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else
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{
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$core_update = false;
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}
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// Web version comparison
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if($web_current !== "vDev")
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{
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// This logic allows the local core version to be newer than the upstream version
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// The update indicator is only shown if the upstream version is NEWER
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$web_update = (version_compare($web_current, $web_latest) < 0);
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}
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else
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{
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$web_update = false;
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}
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// FTL version comparison
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// This logic allows the local core version to be newer than the upstream version
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// The update indicator is only shown if the upstream version is NEWER
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$FTL_update = (version_compare($FTL_current, $FTL_latest) < 0);
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?>
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