From 21208ecc1c6223cdfd2dbfeaff3bcfad8d0b8937 Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Wed, 15 Jul 2020 18:13:49 +0200
Subject: Add torrent complete notification

---
 src/main.c | 51 ++++++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 48 insertions(+), 3 deletions(-)

(limited to 'src/main.c')

diff --git a/src/main.c b/src/main.c
index e8ff068..10ba396 100644
--- a/src/main.c
+++ b/src/main.c
@@ -3,10 +3,12 @@
 #include "transmission.h"
 #include "fileutils.h"
 #include "stringutils.h"
+#include "program.h"
 #include "rss.h"
 #include "rss_html_common.h"
 #include "html.h"
 #include "json.h"
+#include "alloc.h"
 
 #include <stdio.h>
 #include <stdlib.h>
@@ -383,6 +385,37 @@ static void sync_tracked_html(char *html_config_dir, char *program_dir, const ch
     iterate_tracked_items(html_config_dir, iterate_tracked_item_html_callback, &iterate_html_item_userdata);
 }
 
+typedef struct {
+    char *items;
+    int size;
+} UnfinishedTorrents;
+
+static void torrent_list_check_new_downloads_callback(int id, const char *name, double percentage_done, void *userdata) {
+    /* Sanity check, random high number */
+    if(id <= 0 || id >= 650000) {
+        fprintf(stderr, "Invalid torrent id: %d\n", id);
+        return;
+    }
+
+    id--;
+    UnfinishedTorrents *unfinished_torrents = userdata;
+
+    int is_finished = (percentage_done >= 0.9999);
+    if(is_finished) {
+        if(id < unfinished_torrents->size && unfinished_torrents->items[id] == 1) {
+            unfinished_torrents->items[id] = 0;
+            const char *notify_args[] = { "notify-send", "-u", "normal", "--", "Download finished", name, NULL };
+            program_exec(notify_args, NULL, NULL);
+        }
+    } else {
+        if(id >= unfinished_torrents->size) {
+            unfinished_torrents->size = id + 128;
+            unfinished_torrents->items = realloc_or_crash(unfinished_torrents->items, unfinished_torrents->size);
+        }
+        unfinished_torrents->items[id] = 1;
+    }
+}
+
 static void sync_rss_html(char *rss_config_dir, char *html_config_dir, char *program_dir, const char *download_dir, int sync_rate_sec) {
     if(transmission_is_daemon_running() != 0) {
         if(transmission_start_daemon(download_dir) != 0) {
@@ -397,16 +430,28 @@ static void sync_rss_html(char *rss_config_dir, char *html_config_dir, char *pro
         exit(2);
     }
 
+    /* Check for torrent progress every 15 seconds */
+    int check_torrent_status_rate_sec = 15;
+
+    UnfinishedTorrents unfinished_torrents;
+    unfinished_torrents.items = alloc_or_crash(1024);
+    unfinished_torrents.size = 1024;
+
     automedia_running = 1;
     /* running is set to 0 in SIGINT signal handler (ctrl+c) */
     while(automedia_running) {
         sync_tracked_rss(&transmission_session, rss_config_dir);
         sync_tracked_html(html_config_dir, program_dir, download_dir);
 
-        /* TODO: Show finished html/rss items */
-        if(automedia_running)
-            sleep(sync_rate_sec);
+        int check_count = 0;
+        while(automedia_running && check_count < sync_rate_sec/check_torrent_status_rate_sec) {
+            transmission_list_torrents(&transmission_session, torrent_list_check_new_downloads_callback, &unfinished_torrents);
+            sleep(check_torrent_status_rate_sec);
+            ++check_count;
+        }
     }
+
+    free(unfinished_torrents.items);
 }
 
 static int cmdline_contains_str(const char *cmdline, const char *str) {
-- 
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