sheldonmlee/photo-viewer-backend
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compare: sheldonmlee:792b9c875f1aefc83eda48b2d9fa9b66bf748b85
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3c1f996342 ... 792b9c875f

3 changed files with 22 additions and 69 deletions
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40
php/cors.php
View File

@ -1,40 +0,0 @@
<?php
include_once __DIR__ . "/logging.php";
/**
* An example CORS-compliant method. It will allow any GET, POST, or OPTIONS requests from any
* origin.
*
* In a production environment, you probably want to be more restrictive, but this gives you
* the general idea of what is involved. For the nitty-gritty low-down, read:
*
* - https://developer.mozilla.org/en/HTTP_access_control
* - https://fetch.spec.whatwg.org/#http-cors-protocol
*
*/
function cors() {
// Allow from any origin
if (isset($_SERVER['HTTP_ORIGIN'])) {
log_print("HTTP_ORIGIN: ".$_SERVER['HTTP_ORIGIN']);
// Decide if the origin in $_SERVER['HTTP_ORIGIN'] is one
// you want to allow, and if so:
#if ($_SERVER['HTTP_ORIGIN'] !== 'http://app1.localhost') return;
header("Access-Control-Allow-Origin: {$_SERVER['HTTP_ORIGIN']}");
header('Access-Control-Allow-Credentials: true');
header('Access-Control-Max-Age: 86400'); // cache for 1 day
}
// Access-Control headers are received during OPTIONS requests
if ($_SERVER['REQUEST_METHOD'] == 'OPTIONS') {
if (isset($_SERVER['HTTP_ACCESS_CONTROL_REQUEST_METHOD']))
// may also be using PUT, PATCH, HEAD etc
header("Access-Control-Allow-Methods: GET, POST, OPTIONS");
if (isset($_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS']))
header("Access-Control-Allow-Headers: {$_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS']}");
exit(0);
}
}
?>

38
php/get.php
View File

@ -1,7 +1,5 @@
<?php
include_once __DIR__ . "/logging.php";
include_once __DIR__ . "/cors.php";
cors();
define("ROOT_URL", "http://localhost/");
define("ROOT_DIR", "/var/www/localhost/");
@ -26,6 +24,8 @@ define("VIDEO_EXTENSIONS", [
define("FILE_EXTENSIONS", array_merge(IMAGE_EXTENSIONS, VIDEO_EXTENSIONS));
main();
function main(): void {
$data = json_decode(file_get_contents('php://input'), true);
$array = [];
@ -42,17 +42,15 @@ function main(): void {
$is_dir = is_dir(ROOT_DIR.IMG_DIR.$path);
if (!$is_dir && !is_valid_file_type($file)) continue;
$url = ROOT_URL.IMG_DIR.$path;
$thumbnail_url = null;
if (!$is_dir) {
$thumbnail_url = create_thumbnail($category, $file);
}
$file_item = [];
$file_item["is_dir"] = $is_dir;
$file_item["url"] = $url;
$file_item["thumbnail_url"] = $thumbnail_url;
if ($is_dir) {
$file_item["url"] = ROOT_URL.IMG_DIR.$path;
$file_item["thumbnail_url"] = null;
} else {
$file_item["url"] = ROOT_URL.IMG_DIR.$path;
$file_item["thumbnail_url"] = create_thumbnail($category, $file);
}
array_push($array, $file_item);
}
@ -65,14 +63,11 @@ function create_thumbnail(string $category, string $file): string | null {
$path = add_seperator_ab("/", $category, $file);
$original_file = ROOT_DIR.IMG_DIR.$path;
$hash = hash_file("sha1", $original_file);
$thumbnail_directory = ROOT_DIR.THUMBNAIL_DIR;
$thumbnail_name = "$hash.jpg";
$thumbnail_file = $thumbnail_directory.$thumbnail_name;
$thumbnail_directory = ROOT_DIR.THUMBNAIL_DIR.IMG_DIR.add_seperator_ab("/", $category, "");
$thumbnail_file = $thumbnail_directory.$file;
if (file_exists($thumbnail_file)) {
log_print("thumbnail for $original_file exists, skipping generation");
log_print("$thumbnail_file exists, skipping gneeration");
goto return_thumbnail;
}
@ -83,16 +78,16 @@ function create_thumbnail(string $category, string $file): string | null {
log_error($e->getMessage());
}
log_print("generating thumbnail for $original_file");
log_print(THUMBNAIL_SCRIPT." '$original_file' '$thumbnail_file'");
$output = shell_exec(THUMBNAIL_SCRIPT." '$original_file' '$thumbnail_file' 2>&1");
if ($output) log_print($output);
log_print($output);
if ($output === false) {
log_error("Thumbnail failed");
return ROOT_URL.IMG_DIR.$path;
}
return_thumbnail:
return ROOT_URL.THUMBNAIL_DIR.$thumbnail_name;
return ROOT_URL.THUMBNAIL_DIR.IMG_DIR.$path;
}
function add_seperator_ab(string $separator, string $a, string $b): string {
@ -113,6 +108,5 @@ function is_image_file_type(string $filename): bool {
}
return false;
}
main();
?>

13
scripts/resize-img
View File

@ -4,13 +4,15 @@ import sys
def main():
target_width = 2048
argn = len(sys.argv)
if argn == 1:
print("Error: You must specify an input file")
print("You must specify an input file")
exit(1)
elif argn == 2:
print("Error: You must specify an output file")
print("You must specify an output file")
exit(1)
input_image_path = sys.argv[1]
@ -19,12 +21,10 @@ def main():
try:
image = Image.open(input_image_path)
except IOError:
print(f"Error: Cannot open image file {input_image_path}")
image.close()
print(f"Cannot open image file {input_image_path}")
exit(1)
width, height = image.size
target_width = int(max(width/4, 1280))
new_height = int(target_width * height / width)
image = image.resize((target_width, new_height), Image.Resampling.BICUBIC)
@ -37,8 +37,7 @@ def main():
try:
image.save(output_image_path, **kwargs)
except IOError:
print(f"Error: Cannot save file {output_image_path}")
image.close()
print(f"Cannot save file {output_image_path}")
exit(1)