diff options
Diffstat (limited to 'plugins/af_zz_imgproxy/init.php')
| -rwxr-xr-x | plugins/af_zz_imgproxy/init.php | 78 |
1 files changed, 41 insertions, 37 deletions
diff --git a/plugins/af_zz_imgproxy/init.php b/plugins/af_zz_imgproxy/init.php index b172d4563..ddc30936f 100755 --- a/plugins/af_zz_imgproxy/init.php +++ b/plugins/af_zz_imgproxy/init.php @@ -4,6 +4,9 @@ class Af_Zz_ImgProxy extends Plugin { /* @var PluginHost $host */ private $host; + /* @var DiskCache $cache */ + private $cache; + function about() { return array(1.0, "Load insecure images via built-in proxy", @@ -18,6 +21,7 @@ class Af_Zz_ImgProxy extends Plugin { function init($host) { $this->host = $host; + $this->cache = new DiskCache("images"); $host->add_hook($host::HOOK_RENDER_ARTICLE, $this); $host->add_hook($host::HOOK_RENDER_ARTICLE_CDM, $this); @@ -50,16 +54,12 @@ class Af_Zz_ImgProxy extends Plugin { return; } - $local_filename = CACHE_DIR . "/images/" . sha1($url); - - if ($_REQUEST["debug"] == "1") { print $url . "\n" . $local_filename; die; } - - header("Content-Disposition: inline; filename=\"".basename($local_filename)."\""); - - if (file_exists($local_filename)) { - - send_local_file($local_filename); + $local_filename = sha1($url); + if ($this->cache->exists($local_filename)) { + header("Location: " . $this->cache->getUrl($local_filename)); + return; + //$this->cache->send($local_filename); } else { $data = fetch_file_contents(["url" => $url, "max_size" => MAX_CACHE_FILE_SIZE]); @@ -67,10 +67,10 @@ class Af_Zz_ImgProxy extends Plugin { $disable_cache = $this->host->get($this, "disable_cache"); - if (!$disable_cache && strlen($data) > MIN_CACHE_FILE_SIZE) { - if (file_put_contents($local_filename, $data)) { - $mimetype = mime_content_type($local_filename); - header("Content-type: $mimetype"); + if (!$disable_cache) { + if ($this->cache->put($local_filename, $data)) { + header("Location: " . $this->cache->getUrl($local_filename)); + return; } } @@ -110,36 +110,40 @@ class Af_Zz_ImgProxy extends Plugin { } } - function rewrite_url_if_needed($url, $all_remote = false) { - $scheme = parse_url($url, PHP_URL_SCHEME); + private function rewrite_url_if_needed($url, $all_remote = false) { + /* we don't need to handle URLs where local cache already exists, tt-rss rewrites those automatically */ + if (!$this->cache->exists(sha1($url))) { - if ($all_remote) { - $host = parse_url($url, PHP_URL_HOST); - $self_host = parse_url(get_self_url_prefix(), PHP_URL_HOST); + $scheme = parse_url($url, PHP_URL_SCHEME); - $is_remote = $host != $self_host; - } else { - $is_remote = false; - } + if ($all_remote) { + $host = parse_url($url, PHP_URL_HOST); + $self_host = parse_url(get_self_url_prefix(), PHP_URL_HOST); + + $is_remote = $host != $self_host; + } else { + $is_remote = false; + } - if (($scheme != 'https' && $scheme != "") || $is_remote) { - if (strpos($url, "data:") !== 0) { - $parts = parse_url($url); - - foreach (explode(" " , $this->ssl_known_whitelist) as $host) { - if (substr(strtolower($parts['host']), -strlen($host)) === strtolower($host)) { - $parts['scheme'] = 'https'; - $url = build_url($parts); - if ($all_remote && $is_remote) { - break; - } else { - return $url; + if (($scheme != 'https' && $scheme != "") || $is_remote) { + if (strpos($url, "data:") !== 0) { + $parts = parse_url($url); + + foreach (explode(" " , $this->ssl_known_whitelist) as $host) { + if (substr(strtolower($parts['host']), -strlen($host)) === strtolower($host)) { + $parts['scheme'] = 'https'; + $url = build_url($parts); + if ($all_remote && $is_remote) { + break; + } else { + return $url; + } } } - } - return get_self_url_prefix() . "/public.php?op=pluginhandler&plugin=af_zz_imgproxy&pmethod=imgproxy&url=" . - urlencode($url); + return get_self_url_prefix() . "/public.php?op=pluginhandler&plugin=af_zz_imgproxy&pmethod=imgproxy&url=" . + urlencode($url); + } } } |