Merge pull request #81 from bifek/rss-rw

if rss script is in read-only directory, skip file generation
This commit is contained in:
Tom.C. 2014-11-27 07:37:31 +01:00
commit 493eea95ab

96
rss.php
View file

@ -92,61 +92,67 @@ function print_array($array_to_display)
/*===================*/
require("config-default.php");
include("config.php");
#$content = "";
$old_files_list = "db_old_files"; //list of files in ./photos
$db_feed_source = "db_feed_source";
$db_rss_timestamp = "db_rss_timestamp";
$Folder = 'photos';
$content = ListFiles($gallery_link, $content, $Folder, $SkipExts, $SkipObjects);
$to_store = "";
// Init files
if (!file_exists($old_files_list)) {
file_put_contents($old_files_list, "");
}
if (!file_exists($db_feed_source)) {
file_put_contents($db_feed_source, "");
}
if (!file_exists($db_rss_timestamp)) {
file_put_contents($db_rss_timestamp, "");
}
/*===================*/
/* Computing */
/*===================*/
#Todo : ajouter une condition : dois-je regénérer le flux ou utiliser les anciens fichiers ?
$temp = file_get_contents($db_feed_source);
$last_rss_gen = file_get_contents($db_rss_timestamp);
$current_time = time();
// If the RSS generation is already launched, don't do a second generation at the same time
if (($current_time - $last_rss_gen) > $rss_refresh_interval && file_exists("rss.locker") == false) {
file_put_contents("rss.locker", "");
file_put_contents($db_rss_timestamp, time());
// Load the list from files.
$old_files_list_content = explode("\n", file_get_contents($old_files_list));
$new_files_list_content = explode("\n", $content); #debug
// Generate and stock new elements
$differences = diff($old_files_list_content, $new_files_list_content);
for ($i=0; $i < count($differences); $i++) {
if (is_array($differences[$i])) {
for ($j=0; $j < count($differences[$i]["i"]); $j++) {
if (strlen($differences[$i]["i"][$j]) > 2) {
$to_store .= $differences[$i]["i"][$j] . "\n";
$content = "";
$folder = "photos";
$content = listFiles($gallery_link, $content, $folder, $SkipExts, $SkipObjects);
if (is_writeable(".")) {
$to_store = "";
$old_files_list = "db_old_files"; //list of files in ./photos
$db_feed_source = "db_feed_source";
$db_rss_timestamp = "db_rss_timestamp";
// Init files
if (!file_exists($old_files_list)) {
file_put_contents($old_files_list, "");
}
if (!file_exists($db_feed_source)) {
file_put_contents($db_feed_source, "");
}
if (!file_exists($db_rss_timestamp)) {
file_put_contents($db_rss_timestamp, "");
}
/*===================*/
/* Computing */
/*===================*/
#Todo : ajouter une condition : dois-je regénérer le flux ou utiliser les anciens fichiers ?
$temp = file_get_contents($db_feed_source);
$last_rss_gen = file_get_contents($db_rss_timestamp);
$current_time = time();
// If the RSS generation is already launched, don't do a second generation at the same time
if (($current_time - $last_rss_gen) > $rss_refresh_interval && file_exists("rss.locker") == false) {
file_put_contents("rss.locker", "");
file_put_contents($db_rss_timestamp, time());
// Load the list from files.
$old_files_list_content = explode("\n", file_get_contents($old_files_list));
$new_files_list_content = explode("\n", $content); #debug
// Generate and stock new elements
$differences = diff($old_files_list_content, $new_files_list_content);
for ($i=0; $i < count($differences); $i++) {
if (is_array($differences[$i])) {
for ($j=0; $j < count($differences[$i]["i"]); $j++) {
if (strlen($differences[$i]["i"][$j]) > 2) {
$to_store .= $differences[$i]["i"][$j] . "\n";
}
}
}
}
// Add new elements at the top of the feed's source
$temp = $to_store . $temp;
file_put_contents($db_feed_source, $temp);
// Store the current file list for the next generation
file_put_contents($old_files_list, $content);
unlink("rss.locker");
}
// Add new elements at the top of the feed's source
$temp = $to_store . $temp;
file_put_contents($db_feed_source, $temp);
// Store the current file list for the next generation
file_put_contents($old_files_list, $content);
unlink("rss.locker");
$content = $temp;
}
/*===================*/
/* XML Gen */
/*===================*/
$temp = explode("\n", $temp);
$temp = explode("\n", $content);
echo "<rss version='2.0'>\n<channel>";
echo "<title>$title</title>";
echo "<link>$gallery_link</link>";