Reader.php

<?php
if(($isPage)) {
    global $previousPage, $previousLink, $nextPage, $nextLink, $kommiku, $theimage;
    if($kommiku['series_chapter']) {
        foreach ($kommiku['series_chapter'] as $chapterList) { $h++;
            $chapterLists[$h] = $chapterList->slug;
            $chapterListID[$h] = $chapterList->id;
            if($select) {
                $nextChapter = $chapterList->slug;
                $nextChapterID = $chapterList->id;
            }
            unset($select);
            if($chapterList->slug == $chapter["slug"]) {
                $select = "selected=selected ";
                $chapterSelected = $h;
            }
            unset($chapterTitle);
            if ($chapterList->title) $chapterTitle = ' - '.stripslashes($chapterList->title);
            $chapter_items[$chapterList->number] = '<option '.$select.'value="'.$chapterList->slug.'">'.$chapterList->slug.$chapterTitle.'</option>';
            if($select) {
                $pass = $h-1;
                if(isset($chapterListID[$pass])) $previousChapter = $chapterLists[$pass];
                if(isset($chapterListID[$pass])) $previousChapterID = $chapterListID[$pass];
            }
        }
        natsort($chapter_items);
        krsort($chapter_items);
        foreach($chapter_items as $chapter_item){
            $kommiku['chapterOption'] .= $chapter_item;
        }
        $chapterOption = $kommiku['chapterOption'];
    }

    if($chapter_pages) {
    foreach ($chapter_pages as $pageList) { $i++;
        $pageLists[$i] = $pageList->number;
        if(isset($select)) $nextPage = $pageList->slug;
        unset($select);
        if($pageList->number == $page["number"]) {
            $select = "selected=selected ";
            $pageSelected = $pageList->number;
        }
        $kommiku['pageOption'] .= '<option '.$select.'value="'.$pageList->slug.'">'.$pageList->slug.'</option>';
        $lastPage = $pageList->number;
        if($select) $previousPage = $pageLists[$i-1];
        }
    }
    $pageOption = $kommiku['pageOption'];

    if(isset($chapter["number"])){
        $chapter["next"] = $chapter["slug"].'/';
        $chapter["previous"] = $chapter["slug"].'/';
    }

    if($lastPage == $pageSelected && $nextChapterID) {
        $number = $wpdb->get_var("SELECT min(number) FROM `".$wpdb->prefix."comic_page` WHERE chapter_id = '".$nextChapterID."'");
        $nextPage = $wpdb->get_var("SELECT min(slug) FROM `".$wpdb->prefix."comic_page` WHERE chapter_id = '".$nextChapterID."' AND number = '".$number."'");
        $chapter["next"] = $nextChapter.'/';
        } else if ($lastPage == $pageSelected) {
            unset($nextPage);
        }

    if(is_null($previousPage) && $previousChapterID) {
        $number = $wpdb->get_var("SELECT max(number) FROM `".$wpdb->prefix."comic_page` WHERE chapter_id = '".$previousChapterID."'");
        $previousPage = $wpdb->get_var("SELECT slug FROM `".$wpdb->prefix."comic_page` WHERE chapter_id = '".$previousChapterID."' AND number = '".$number."'");
        $chapter["previous"] = $previousChapter.'/';
    }

    if(KOMMIKU_URL_FORMAT)
        $komUrlDash = KOMMIKU_URL_FORMAT.'/';

    if(!$kommiku['one_comic'])
        $seriesUrl = $series["slug"].'/';

    if($chapter) {
        if(isset($previousPage)) $previousLink = HTTP_HOST.$komUrlDash.$seriesUrl.$chapter["previous"].$previousPage.'/';
        if(isset($nextPage)) $nextLink = HTTP_HOST.$komUrlDash.$seriesUrl.$chapter["next"].$nextPage.'/';
    } else {
        if(isset($previousPage)) $previousLink = HTTP_HOST.$komUrlDash.$seriesUrl.$previousPage.'/';
        if(isset($nextPage)) $nextLink = HTTP_HOST.$komUrlDash.$seriesUrl.$nextPage.'/';
    }

    function prevPage($link = false,$wrapper = '',$class = NULL,$title = NULL) {
        global $previousPage, $previousLink;

        if($link && isset($previousLink)) {
            if($class) $class = 'class="'.$class.'" ';
            if($title) {
                $title = 'title="'.$title.'" ';
            } else {
                $title =  'title="'.__("Read the previous page", 'kommiku').'"';
            }
            echo '<a '.$class.$title.'href="'.$previousLink.'">'.$wrapper.'</a>';
        } else if($link) {
            echo $wrapper;
        } else {
            echo $previousLink;
        }

    }

    function checkPrevPage() {
        global $previousPage, $previousLink;

        if(isset($previousPage) && isset($previousLink))
            return true;

        return false;

    }

    function checkNextPage() {
        global $nextPage, $nextLink;

        if(isset($nextLink) && isset($nextPage))
            return true;

        return false;

    }

    function nextPage($link = false,$wrapper = '',$class = NULL,$title = NULL) {
        global $nextPage, $nextLink;

        if($link && isset($nextLink)) {
            if($class) $class = 'class="'.$class.'" ';
            if($title) {
                $title = 'title="'.$title.'" ';
            } else {
                $title = 'title="'.__("Read the next page", 'kommiku').'"';
            }
            echo '<a '.$class.$title.'href="'.$nextLink.'">'.$wrapper.'</a>';
        } else if($link) {
            echo $wrapper;
        } else {
            echo $nextLink;
        }

    }

    function img($echo = true,$class = NULL,$title = NULL) {
            global $nextPage, $nextLink, $series, $chapter, $page, $imageWidth;

        if($chapter["folder"]) {
            $url = $chapter["folder"];
        } else if($series['chapterless'] != 0) {
            $url = '/'.$series["slug"].'/';
        } else {
            die('Something is wrong here!');
        }

        $theimage = UPLOAD_URLPATH.$url.$page["img"];
        $theimage_abs = UPLOAD_FOLDER.$url.$page["img"];

        if($width > 950) {
            $class = 'class="constraintImage"';
            $imageWidth = $width;
            }

            $wrapper = '<img id="theBigImage" src="'.$imagePath.'"'.$class.'/>';

        if(file_exists($theimage_abs) && $echo == true) {
            $wrapper = '<img src="'.$theimage.'" />';

        } else {
            return $theimage;
        }

        if(isset($nextLink)) {
            if($class) $class = 'class="'.$class.'" ';
            if($title) {
                $title = 'title="'.$title.'" ';
            } else {
                $title = 'title="'.__("Read the next page", 'kommiku').'"';
            }
            echo '<a '.$class.$title.'href="'.$nextLink.'">'.$wrapper.'</a>';
        } else {
            echo $wrapper;
        }

    }

}


?>