$database_bibles->deleteChapter($bible, $book, $chapter);
$database_logs->log(Locale_Translate::_("Deleting chapter because the server does not have it") . ": {$bible} {$book_name} {$chapter}", Filter_Roles::TRANSLATOR_LEVEL);
}
// The client goes through all chapters in the book.
// It compares the checksum of that chapter locally with the same checksum on the server.
// If the checksums differ, then the client requests the updated chapter from the server and stores it locally.
// As the user on the client may continue editing the Bible while the sync operations runs,
// the edits made by the user should not be overwritten by downloading the newest chapter from the server,
// because in this case the newest chapter is not on the server, but on the client.
// The solution is this:
// When the Bible actions database contains an action for this particular chapter,
// it means that chapter is being edited, and therefore the new chapter from the server should be merged with what is on the client.
foreach ($server_chapters as $chapter) {
// Get checksum for the chapter on client and on server.
// If both are the same, it means the USFM in both is the same, and we're done.
$client_checksum = Checksum_Logic::getChapter($bible, $book, $chapter);
$post = array("b" => $bible, "bk" => $book, "c" => $chapter, "a" => "chapter");
$server_checksum = Sync_Logic::post($post, $url);
if ($server_checksum === false) {
$database_logs->log(Locale_Translate::_("Failure getting checksum:") . " {$bible} {$book_name} {$chapter}", Filter_Roles::TRANSLATOR_LEVEL);
continue;
}
if ($client_checksum == $server_checksum) {
continue;
}
// Different checksums: Get the USFM for the chapter as it is on the server.
$database_logs->log(Locale_Translate::_("Getting chapter:") . " {$bible} {$book_name} {$chapter}", Filter_Roles::TRANSLATOR_LEVEL);
$post = array("b" => $bible, "bk" => $book, "c" => $chapter, "a" => "get");
$server_usfm = Sync_Logic::post($post, $url);
if ($server_usfm === false) {
$database_logs->log(Locale_Translate::_("Failure getting chapter:") . " {$bible} {$book_name} {$chapter}", Filter_Roles::TRANSLATOR_LEVEL);
} else {
if ($action == "book") {
// The server responds with the checksum of the whole book.
$server_checksum = Checksum_Logic::getBook($bible, $book);
echo $server_checksum;
} else {
if ($action == "chapters") {
// The server responds with the list of books in the Bible book.
$server_chapters = $database_bibles->getChapters($bible, $book);
$server_chapters = implode("\n", $server_chapters);
$checksum = Checksum_Logic::get($server_chapters);
echo "{$checksum}\n{$server_chapters}";
} else {
if ($action == "chapter") {
// The server responds with the checksum of the whole chapter.
$server_checksum = Checksum_Logic::getChapter($bible, $book, $chapter);
echo $server_checksum;
} else {
if ($action == "get") {
// The server responds with the USFM of the chapter, prefixed by a checksum.
$usfm = $database_bibles->getChapter($bible, $book, $chapter);
$checksum = Checksum_Logic::get($usfm);
echo "{$checksum}\n{$usfm}";
}
}
}
}
}
}
}
}
public function testGetChapter2()
{
$checksum = Checksum_Logic::getChapter("phpunit2", 2, 6);
$this->assertEquals(md5(""), $checksum);
}
