From 66e80f3278ac50a15fd37f5e86693a3b93bb4936 Mon Sep 17 00:00:00 2001
From: Joseph Graham <joseph@fibreglass.tunachunks>
Date: Fri, 6 Jun 2014 11:13:40 +0100
Subject: tried to fix bug of it failing to move torrents. Made it not check
 for .torrents for .db files. Made it check the last modified date on .db
 files.

---
 pacman2pacman-get | 90 +++++++++++++++++++++++++++++++++++++++++--------------
 1 file changed, 68 insertions(+), 22 deletions(-)

diff --git a/pacman2pacman-get b/pacman2pacman-get
index 6cf2aa6..c020a6a 100644
--- a/pacman2pacman-get
+++ b/pacman2pacman-get
@@ -1,7 +1,7 @@
 #! /bin/bash
 # /usr/bin/pacman2pacman-get
 #
-# Version 1.3.0
+# Version 1.4.0
 #
 # Copyright (C) 2014 Joseph Graham <joseph@t67.eu>
 #
@@ -48,6 +48,14 @@ cd "${torrent_folder}"
 pname="${url##*/}"
 pname="${pname%%-[[:digit:]]*}"
 
+# Find out if it's a dbfile
+if [[ "${url}" == *'.db' ]] || [[ "${url}" == *'.db.sig' ]]
+then
+    dbfile=1
+else
+    dbfile=0
+fi
+
 # Check for a .torrent.
 
 # We will cycle through the mirrors in the mirrorlist, trying to get
@@ -55,26 +63,33 @@ pname="${pname%%-[[:digit:]]*}"
 # mirrors until we get a 404 or a success, because only a 404
 # indicates that the .torrent does not exist.
 
-while read mirror
-do
-    # Remove the `Server = ' part, whether it has spaces or not
-    mirror="${mirror##Server?( )=?( )}"
-
-    torrent_url="${mirror%%\$*}torrents/${url##*/}.torrent"
-
-    err=$( curl -O -f -L -s -A 'Pacman2pacman' "${torrent_url}" )
-
-    if [[ "${?}" == 0 ]]
-    then
-        response='found_torrent'
-        break
+# If it's a .db file then we don't even check for a .torrent
+if (( dbfile ))
+then
+    response='no_torrent'
 
-    elif [[ "${err}" == *'404'* ]]
-    then
-        response='no_torrent'
-        break
-    fi
-done < <(grep 'Server \?= \?' "/etc/pacman.d/mirrorlist")
+else
+    while read mirror
+    do
+        # Remove the `Server = ' part, whether it has spaces or not
+        mirror="${mirror##Server?( )=?( )}"
+
+        torrent_url="${mirror%%\$*}torrents/${url##*/}.torrent"
+        
+        err=$( curl -O -f -L -s -A 'Pacman2pacman' "${torrent_url}" )
+
+        if [[ "${?}" == 0 ]]
+        then
+            response='found_torrent'
+            break
+
+        elif [[ "${err}" == *'404'* ]]
+        then
+            response='no_torrent'
+            break
+        fi
+    done < <(grep 'Server \?= \?' "/etc/pacman.d/mirrorlist")
+fi
 
 # If there's a .torrent we download the package with transmission
 # otherwize we just download it by http.
@@ -131,7 +146,19 @@ then
 
     echo
 
-    mv -f "${pkg_cache_location}/${url##*/}" "${filename}" || exit 1
+    err_count=0
+    until mv -f "${pkg_cache_location}/${url##*/}" "${filename}" 2>/dev/null
+    do
+        if (( err_count > 50 ))
+        then
+            echo "error moving \"${pkg_cache_location}/${url##*/}\""
+            exit 1
+        fi
+
+        sleep 0.1
+
+        (( ++ err_count ))
+    done
 
 else
     cd "${pkg_cache_location}"
@@ -147,7 +174,20 @@ else
 
     # The first loop gets rid of all the backspace and `#'es and
     # stuff. The second loop isolates the percent done number.
-    curl -# -f -L -o "${filename}" -A 'Pacman2pacman' "${url}" 2>&1 |
+    {
+        # For dbs we check if they are modified
+        if (( dbfile ))
+        then
+            if [[ -f "/srv/pacman2pacman/dbcache/${filename##*/}" ]]
+            then
+                curl -# -f -L -z "/srv/pacman2pacman/dbcache/${filename##*/}" -o "/srv/pacman2pacman/dbcache/${filename##*/}" -A 'Pacman2pacman' "${url}" 2>&1
+            else
+                curl -# -f -L -o "/srv/pacman2pacman/dbcache/${filename##*/}" -A 'Pacman2pacman' "${url}" 2>&1
+            fi
+        else
+            curl -# -f -L -o "${filename}" -A 'Pacman2pacman' "${url}" 2>&1
+        fi
+    } |
     while read -N 1 char
     do
         [[ "${char}" =~ [[:digit:].%\ ] ]] && echo -n "${char}"
@@ -164,7 +204,13 @@ else
 
     echo
 
+    if (( dbfile )) && [[ -f "/srv/pacman2pacman/dbcache/${filename##*/}" ]]
+    then
+        cp "/srv/pacman2pacman/dbcache/${filename##*/}" "${filename}" 2>/dev/null
+    fi
+
     [[ -f "${filename}" ]] || exit 1
+
 fi
 
 exit
-- 
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