function omv_get_previous_page($manga_e, $chapter_number_e, $current_page, $previous_chapter)
{
if ($current_page > 1) {
return $manga_e . '/' . $chapter_number_e . '/' . ($current_page - 1);
} else {
if ($previous_chapter) {
$pages = omv_get_pages(omv_decode($manga_e), $previous_chapter["folder"]);
return $manga_e . '/' . omv_encode($previous_chapter["number"]) . '/' . count($pages);
} else {
return null;
}
}
}
}
} else {
$chapter = $chapters[0];
$chapter_number = $chapters[0]["number"];
$chapter_number_escaped = omv_encode($chapter_number);
if (count($chapters) > 1) {
if ($omv_chapters_sorting == SORT_ASC) {
$next_chapter = $chapters[1];
} else {
$previous_chapter = $chapters[1];
}
}
}
if ($chapter) {
global $commentPage;
$pages = omv_get_pages($manga, $chapter["folder"], $commentPage);
if (isset($_GET["page"])) {
$_page = intval($_GET["page"]);
if ($_page >= 1 && $_page <= count($pages)) {
$page = $_page;
}
} else {
if (count($pages) > 0) {
$page = 1;
}
}
$title .= " - Chapter " . $chapter_number;
if ($page) {
$title .= " - Page " . $page;
}
}
}
}
} else {
$chapter = $chapters[0];
$chapter_number = $chapters[0]["number"];
$chapter_number_escaped = omv_encode($chapter_number);
if (count($chapters) > 1) {
if ($omv_chapters_sorting == SORT_ASC) {
$next_chapter = $chapters[1];
} else {
$previous_chapter = $chapters[1];
}
}
}
if ($chapter) {
$pages = omv_get_pages($manga, $chapter["folder"]);
if (isset($_GET["page"])) {
$_page = intval($_GET["page"]);
if ($_page >= 1 && $_page <= count($pages)) {
$page = $_page;
}
} else {
if (count($pages) > 0) {
$page = 1;
}
}
$title .= " - Chapter " . $chapter_number;
if ($page) {
$title .= " - Page " . $page;
}
}
