<?php

/**
 * @Software : ClipBucket
 * @Function : Handles all queries regarding ClipBucket Actions
 * @Author : Arslan Hassan
 * @Since : 15 December, 2007
 * @License : Attribution Assurance License -- http://www.opensource.org/licenses/attribution.php
 *
 * Name : Upload
 * This class can be edited for own purpose..
 * it handles all uploading that is done on ClipBucket or with ClipBucket
 */
class Upload {

    var $custom_form_fields = array();  //Step 1 of Uploading
    var $custom_form_fields_groups = array(); //Groups of custom fields
    var $custom_upload_fields = array(); //Step 2 of Uploading
    var $actions_after_video_upload = array('activate_video_with_file');

    /**
     * Function used to vlidate upload form fields
     */
    function validate_video_upload_form($array = NULL, $is_upload = FALSE) {
        global $LANG;

        //First Load All Fields in an array
        $required_fields = $this->loadRequiredFields($array);
        $location_fields = $this->loadLocationFields($array);
        $date_fields = $this->loadDateForm('', '/', TRUE);
        $option_fields = $this->loadOptionFields($array);

        if ($array == NULL)
            $array = $_POST;

        if (is_array($_FILES))
            $array = array_merge($array, $_FILES);

        //Mergin Array
        $upload_fields = array_merge($required_fields, $location_fields, $option_fields);

        //Adding Custom Upload Fields
        if (count($this->custom_upload_fields) > 0 && $is_upload)
            $upload_fields = array_merge($upload_fields, $this->custom_upload_fields);
        //Adding Custom Form Fields
        if (count($this->custom_form_fields) > 0)
            $upload_fields = array_merge($upload_fields, $this->custom_form_fields);

        validate_cb_form($upload_fields, $array);
    }

    function ValidateUploadForm() {
        return validate_video_upload_form();
    }

    function UploadProcess($array = NULL) {
        return $this->submit_upload($array);
    }

    function submit_upload($array = NULL) {
        global $eh, $Cbucket, $db, $userquery;

        if (!$array)
            $array = $_POST;

        $this->validate_video_upload_form($array, TRUE);

        if (empty($eh->error_list)) {
            $required_fields = $this->loadRequiredFields($array);
            $location_fields = $this->loadLocationFields($array);
            $option_fields = $this->loadOptionFields($array);

            $upload_fields = array_merge($required_fields, $location_fields, $option_fields);
            //Adding Custom Upload Fields
            if (count($this->custom_upload_fields) > 0)
                $upload_fields = array_merge($upload_fields, $this->custom_upload_fields);
            //Adding Custom Form Fields
            if (count($this->custom_form_fields) > 0)
                $upload_fields = array_merge($upload_fields, $this->custom_form_fields);

            $userid = userid();

            if (!userid() && has_access('allow_video_upload', true, false)) {
                $userid = $userquery->get_anonymous_user();
                //$userid = $user['userid'];
            } elseif (userid() && !has_access('allow_video_upload', true, true))
                return false;

            if (is_array($_FILES))
                $array = array_merge($array, $_FILES);

            foreach ($upload_fields as $field) {
                $name = formObj::rmBrackets($field['name']);
                $val = $array[$name];

                if ($field['use_func_val'])
                    $val = $field['validate_function']($val);


                if (!empty($field['db_field']))
                    $query_field[] = $field['db_field'];

                if (is_array($val)) {
                    $new_val = '';
                    foreach ($val as $v) {
                        $new_val .= "#" . $v . "# ";
                    }
                    $val = $new_val;
                }

                if (!$field['clean_func'] || (!apply_func($field['clean_func'], $val) && !is_array($field['clean_func'])))
                    $val = mysql_clean($val);
                else
                    $val = apply_func($field['clean_func'], sql_free($val));

                if (empty($val) && !empty($field['default_value']))
                    $val = $field['default_value'];

                if (!empty($field['db_field']))
                    $query_val[] = $val;
            }

            //Adding Video Code
            $query_field[] = "file_name";
            $file_name = mysql_clean($array['file_name']);
            $query_val[] = $file_name;

            //ADding Video Key
            $query_field[] = "videokey";
            $query_val[] = $this->video_keygen();


            //Userid
            $query_field[] = "userid";

            if (!$array['userid'])
                $query_val[] = $userid;
            else
                $query_val[] = $array['userid'];


            //Upload Ip
            $query_field[] = "uploader_ip";
            $query_val[] = $_SERVER['REMOTE_ADDR'];

            $activation = ACTIVATION;

            //Setting Activation Option
            if ($activation == 0) {
                $active = 'yes';
            } else {
                $active = 'no';
            }
            $query_field[] = "active";
            $query_val[] = $active;

            $query_field[] = "date_added";
            $query_val[] = now();

            $query_field[] = 'file_directory';
            $query_val[] = $array['file_directory'];

            
            /*$query = "INSERT INTO " . tbl("video") . " (";
            $total_fields = count($query_field);

            //Adding Fields to query
            $i = 0;
            foreach ($query_field as $qfield) {
                $i++;
                $query .= $qfield;
                if ($i < $total_fields)
                    $query .= ',';
            }

            $query .= ") VALUES (";


            $i = 0;
            //Adding Fields Values to query
            foreach ($query_val as $qval) {
                $i++;
                $query .= "'$qval'";
                if ($i < $total_fields)
                    $query .= ',';
            }

            //Finalzing Query
            $query .= ")";
            */
            
            $the_fields = array();
            $total_fields = count($query_field);
            for($i=0;$i<$total_fields;$i++)
            {
                $the_fields[$query_field[$i]] = $query_val[$i];
            }
            

            //exit($query);

            if (!userid() && !has_access('allow_video_upload', false, false)) {
                e(lang("you_not_logged_in"));
                //exit();
            } else {

                $insert_id = file_name_exists($file_name);
                if (!$insert_id) {
                    
                    //$db->Execute($query);

                    $insert_id = db_insert(tbl('video'), $the_fields);

                    //loggin Upload
                    $log_array = array
                        (
                        'success' => 'yes',
                        'action_obj_id' => $insert_id,
                        'userid' => $userid,
                        'details' => "uploaded a video");
                    insert_log('upload_video', $log_array);

                    $db->update(tbl("users"), array("total_videos"), array("|f|total_videos+1"), " userid='" . $userid . "'");
                }
            }
        }

        //Adding Video Feed
        //addFeed(array('action' => 'upload_video', 'object_id' => $insert_id, 'object' => 'video'));
        
        return $insert_id;
    }

    /**
     * Function used to get available name for video thumb
     * @param FILE_Name
     */
    function get_available_file_num($file_name, $big = false) {
        //Starting from 1
        $code = 1;
        if ($big)
            $big = "big-";
        while (1) {
            $path = THUMBS_DIR . '/' . $file_name . '-' . $big . $code . '.';
            if (!file_exists($path . 'jpg') && !file_exists($path . 'png') && !file_exists($path . 'gif'))
                break;
            else
                $code = $code + 1;
        }

        return $code;
    }

    function upload_thumb($file_name, $file_array, $key = 0) {
        global $imgObj, $LANG;
        $file = $file_array;
        if (!empty($file['name'][$key])) {
            $file_num = $this->get_available_file_num($file_name);
            $ext = getExt($file['name'][$key]);
            if ($imgObj->ValidateImage($file['tmp_name'][$key], $ext)) {
                $file_path = THUMBS_DIR . '/' . $file_name . '-' . $file_num . '.' . $ext;
                $big_file_path = THUMBS_DIR . '/' . $file_name . '-big-' . $file_num . '.' . $ext;
                move_uploaded_file($file['tmp_name'][$key], $file_path);

                $imgObj->CreateThumb($file_path, $big_file_path, config('big_thumb_width'), $ext, config('big_thumb_height'), false);
                $imgObj->CreateThumb($file_path, $file_path, THUMB_WIDTH, $ext, THUMB_HEIGHT, false);
                e(lang('upload_vid_thumb_msg'), 'm');
            }
        }
    }

    /**
     * Function used to upload big thumb
     * @param FILE_NAME
     * @param $_FILES array name
     */
    function upload_big_thumb($file_name, $file_array) {
        global $imgObj, $LANG;
        $file = $file_array;
        $ext = getExt($file['name']);
        $bigThumbWidth = config('big_thumb_width');
        $bigThumbHeight = config('big_thumb_height');

        if ($imgObj->ValidateImage($file['tmp_name'], $ext)) {
            $path = THUMBS_DIR . '/' . $file_name . '-big.' . $ext;
            move_uploaded_file($file['tmp_name'], $path);
            $imgObj->CreateThumb($path, $path, $bigThumbWidth, $ext, $bigThumbHeight, false);
            e(lang('Video big thumb uploaded'), 'm');
        }
    }

    /**
     * Function used to upload video thumbs
     * @param FILE_NAME
     * @param $_FILES array name
     */
    function upload_thumbs($file_name, $file_array) {
        global $LANG;
        if (count($file_array[name]) > 1) {
            for ($i = 0; $i < count($file_array['name']); $i++) {
                $this->upload_thumb($file_name, $file_array, $i);
            }
            e(lang('upload_vid_thumbs_msg'), 'm');
        } else {
            $file = $file_array;
            $this->upload_thumb($file_name, $file);
        }
    }

    function UploadThumb($flv, $thumbid) {
        $file = $_FILES["upload_thumb_$thumbid"]['tmp_name'];
        $ext = GetExt($_FILES["upload_thumb_$thumbid"]['name']);
        if (!empty($file) && $ext == 'jpg') {
            $image = new ResizeImage();
            if ($image->ValidateImage($file, $ext)) {
                $thumb = BASEDIR . '/files/thumbs/' . GetThumb($flv, $thumbid);
                move_uploaded_file($file, $thumb);
                $image->CreateThumb($thumb, $thumb, THUMB_WIDTH, $ext, THUMB_HEIGHT, false);
                return true;
            } else {
                return false;
            }
        } else {
            return false;
        }
    }

    /**
     * FUNCTION USED TO LOAD UPLOAD FORM REQUIRED FIELDS
     * title [Text Field]
     * description [Text Area]
     * tags [Text Field]
     * categories [Check Box]
     */
    function loadRequiredFields($default = NULL) {
        global $LANG;
        if ($default == NULL)
            $default = $_POST;

        $title = $default['title'];
        $desc = $default['description'];

        if (is_array($default['category']))
            $cat_array = array($default['category']);
        else {
            preg_match_all('/#([0-9]+)#/', $default['category'], $m);
            $cat_array = array($m[1]);
        }

        $tags = $default['tags'];

        $uploadFormRequiredFieldsArray = array
            (
            /**
             * this function will create initial array for fields
             * this will tell 
             * array(
             *       title [text that will represents the field]
             *       type [type of field, either radio button, textfield or text area]
             *       name [name of the fields, input NAME attribute]
             *       id [id of the fields, input ID attribute]       
             *       value [value of the fields, input VALUE attribute]
             *       id [name of the fields, input NAME attribute]
             *       size
             *       class
             *       label
             *       extra_params
             *       hint_1 [hint before field]
             *       hint_2 [hint after field]
             *       anchor_before [before after field]
             *       anchor_after [anchor after field]
             *      )
             */
            'title' => array('title' => lang('vdo_title'),
                'type' => 'textfield',
                'name' => 'title',
                'id' => 'title',
                'value' => cleanForm($title),
                'size' => '45',
                'db_field' => 'title',
                'required' => 'yes',
                'min_length' => config("video_min_title"),
                'max_length' => config("video_max_title")
            ),
            'desc' => array('title' => lang('vdo_desc'),
                'type' => 'textarea',
                'name' => 'description',
                'id' => 'desc',
                'value' => cleanForm($desc),
                'size' => '35',
                'extra_params' => ' rows="4"',
                'db_field' => 'description',
                'required' => 'no',
                'anchor_after' => 'after_desc_compose_box',
            ),
            'cat' => array('title' => lang('vdo_cat'),
                'type' => 'checkbox',
                'name' => 'category[]',
                'id' => 'category',
                'value' => array('category', $cat_array),
                'hint_1' => sprintf(lang('vdo_cat_msg'), ALLOWED_VDO_CATS),
                'db_field' => 'category',
                'required' => 'yes',
                'validate_function' => 'validate_vid_category',
                'invalid_err' => lang('vdo_cat_err3'),
                'display_function' => 'convert_to_categories'
            ),
            'tags' => array('title' => lang('tag_title'),
                'type' => 'textfield',
                'name' => 'tags',
                'id' => 'tags',
                'value' => cleanForm(genTags($tags)),
                'hint_1' => '',
                'hint_2' => lang('vdo_tags_msg'),
                'db_field' => 'tags',
                'required' => 'yes',
                'validate_function' => 'genTags'
            ),
        );
        //Setting Anchors
        $uploadFormRequiredFieldsArray['desc']['anchor_before'] = 'before_desc_compose_box';

        //Setting Sizes
        return $uploadFormRequiredFieldsArray;
    }

    /**
     * FUNCTION USED TO LOAD FORM OPTION FIELDS
     * broadacast [Radio Button]
     * embedding [Radio Button]
     * rating [Radio Button]
     * comments [Radio Button]
     * comments rating [Radio Button]
     */
    function loadOptionFields($default = NULL) {
        global $LANG, $uploadFormOptionFieldsArray;


        if ($default == NULL)
            $default = $_POST;

        $broadcast = $default['broadcast'] ? $default['broadcast'] : 'public';
        $comments = $default['allow_comments'] ? $default['allow_comments'] : 'yes';
        $comment_voting = $default['comment_voting'] ? $default['comment_voting'] : 'yes';
        $rating = $default['allow_rating'] ? $default['allow_rating'] : 'yes';
        $embedding = $default['allow_embedding'] ? $default['allow_embedding'] : 'yes';

        //Checking weather to enabled or disable password field
        $video_pass_disable = 'disabled="disabled"  ';
        $video_user_disable = 'disabled="disabled"  ';

        if ($broadcast == 'unlisted')
            $video_pass_disable = "";
        elseif ($broadcast == 'private')
            $video_user_disable = '';

        $uploadFormOptionFieldsArray = array
            (
            'broadcast' => array('title' => lang('vdo_br_opt'),
                'type' => 'radiobutton',
                'name' => 'broadcast',
                'id' => 'broadcast',
                'value' => array('public' => lang('vdo_br_opt1'), 'private' => lang('vdo_br_opt2')
                    , 'unlisted' => lang('vdo_broadcast_unlisted'), 'logged' => lang("logged_users_only")),
                'checked' => $broadcast,
                'db_field' => 'broadcast',
                'required' => 'no',
                'validate_function' => 'yes_or_no',
                'display_function' => 'display_sharing_opt',
                'default_value' => 'public',
                'extra_tags' =>
                ' onClick="
									$(\'#video_password\').attr(\'disabled\',\'disabled\');
									$(\'#video_users\').attr(\'disabled\',\'disabled\');
									if($(this).val()==\'unlisted\') 
										$(\'#video_password\').attr(\'disabled\',\'\')
									else if($(this).val()==\'private\') 
										$(\'#video_users\').attr(\'disabled\',\'\')

									" '
            ),
            'video_password' => array
                ('title' => lang('video_password'),
                'type' => 'password',
                'name' => 'video_password',
                'id' => 'video_password',
                'value' => $default['video_password'],
                'db_field' => 'video_password',
                'required' => 'no',
                'extra_tags' => " $video_pass_disable ",
                'hint_2' => lang('set_video_password')
            ),
            'video_users' => array('title' => lang('video_users'),
                'type' => 'textarea',
                'name' => 'video_users',
                'id' => 'video_users',
                'value' => $default['video_users'],
                'db_field' => 'video_users',
                'required' => 'no',
                'extra_tags' => " $video_user_disable ",
                'hint_2' => lang('specify_video_users'),
                'validate_function' => 'video_users',
                'use_func_val' => true
            ),
            'comments' => array('title' => lang('comments'),
                'type' => 'radiobutton',
                'name' => 'allow_comments',
                'id' => 'comments',
                'value' => array('yes' => lang('vdo_allow_comm'), 'no' => lang('vdo_dallow_comm')),
                'checked' => $comments,
                'db_field' => 'allow_comments',
                'required' => 'no',
                'validate_function' => 'yes_or_no',
                'display_function' => 'display_sharing_opt',
                'default_value' => 'yes',
            ),
            'commentsvote' => array('title' => lang('vdo_comm_vote'),
                'type' => 'radiobutton',
                'name' => 'comment_voting',
                'id' => 'comment_voting',
                'value' => array('yes' => lang('vdo_allow_comm') . ' Voting', 'no' => lang('vdo_dallow_comm') . ' Voting'),
                'checked' => $comment_voting,
                'db_field' => 'comment_voting',
                'required' => 'no',
                'validate_function' => 'yes_or_no',
                'display_function' => 'display_sharing_opt',
                'default_value' => 'yes',
            ),
            'rating' => array('title' => lang('ratings'),
                'type' => 'radiobutton',
                'name' => 'allow_rating',
                'id' => 'rating',
                'value' => array('yes' => lang('vdo_allow_rating'), 'no' => lang('vdo_dallow_ratig')),
                'checked' => $rating,
                'db_field' => 'allow_rating',
                'required' => 'no',
                'validate_function' => 'yes_or_no',
                'display_function' => 'display_sharing_opt',
                'default_value' => 'yes',
            ),
            'embedding' => array('title' => lang('vdo_embedding'),
                'type' => 'radiobutton',
                'name' => 'allow_embedding',
                'id' => 'embedding',
                'value' => array('yes' => lang('vdo_embed_opt1'), 'no' => lang('vdo_embed_opt2')),
                'checked' => $embedding,
                'db_field' => 'allow_embedding',
                'required' => 'no',
                'validate_function' => 'yes_or_no',
                'display_function' => 'display_sharing_opt',
                'default_value' => 'yes',
            ),
        );
        return $uploadFormOptionFieldsArray;
    }

    /**
     * FUNCTION USED TO LOAD DATE AND LOCATION OPTION OF UPLOAD FORM
     * - day - month - year
     * - country
     * - city
     */
    function loadLocationFields($default = NULL) {
        global $LANG, $LocationFieldsArray, $CBucket;

        if ($default == NULL)
            $default = $_POST;

        $dcountry = $default['country'];
        $location = $default['location'];
        $date_recorded = $default['datecreated'];
        $date_recorded = $date_recorded ? date(config("date_format"), strtotime($date_recorded)) : date(config("date_format"), time());

        $country_array = array("");

        $country_array = @array_merge($country_array, ClipBucket::get_countries());

        $LocationFieldsArray = array
            (
            'country' => array('title' => lang('country'),
                'type' => 'dropdown',
                'name' => 'country',
                'id' => 'country',
                'value' => $country_array,
                'checked' => $dcountry,
                'db_field' => 'country',
                'required' => 'no',
                'default_value' => '',
            ),
            'location' => array('title' => lang('location'),
                'type' => 'textfield',
                'name' => 'location',
                'id' => 'location',
                'value' => $location,
                'hint_2' => lang('vdo_add_eg'),
                'db_field' => 'location',
                'required' => 'no',
                'default_value' => '',
            ),
            'date_recorded' => array(
                'title' => 'Date Recorded',
                'type' => 'textfield',
                'name' => 'datecreated',
                'id' => 'datecreated',
                'class' => 'date_field',
                'anchor_after' => 'date_picker',
                'value' => $date_recorded,
                'db_field' => 'datecreated',
                'required' => 'no',
                'default_value' => '',
                'use_func_val' => true,
                'validate_function' => 'datecreated',
                'hint_2' => config("date_format"),
            )
        );
        return $LocationFieldsArray;
    }

    /**
     * FUNCTION USED TO DISPLAY DATE FORM
     */
    function loadDateForm($date = NULL, $sep = '/', $bg_process = FALSE) {
        global $LANG, $formObj;
        $month_array = array('' => '--');
        $day_array = array('' => '--');
        $year_array = array('' => '----');
        for ($i = 1; $i < 13; $i++)
            $month_array[$i] = $i;
        for ($i = 1; $i < 32; $i++)
            $day_array[$i] = $i;
        for ($i = date("Y", time()); $i > 1900; $i--)
            $year_array[$i] = $i;

        if ($date['value'] == NULL) {
            $d_month = $_POST['month'];
            $d_day = $_POST['day'];
            $d_year = $_POST['year'];
        } else {
            $d_month = date("m", strtotime($date));
            $d_day = date("d", strtotime($date));
            $d_year = date("Y", strtotime($date));
        }
        if (!$bg_process) {
            echo $formObj->createField('dropdown', 'month', '', $month_array, NULL, NULL, NULL, NULL, $d_month);
            echo $sep;
            echo $formObj->createField('dropdown', 'day', '', $day_array, NULL, NULL, NULL, NULL, $d_day);
            echo $sep;
            echo $formObj->createField('dropdown', 'year', '', $year_array, NULL, NULL, NULL, NULL, $d_year);
            echo lang('vdo_for_date');
        }
    }

    /**
     * Function used to load upload form fields
     * it will load all the values that are submited in the upload form
     * after validation
     */
    function load_post_fields() {

        $required_fields = $this->loadRequiredFields($array);
        $location_fields = $this->loadLocationFields($array);
        $option_fields = $this->loadOptionFields($array);
        $upload_fields = array_merge($required_fields, $location_fields, $option_fields);
        if (count($this->custom_form_fields) > 0)
            $upload_fields = array_merge($upload_fields, $this->custom_form_fields);

        foreach ($upload_fields as $field) {
            $name = formObj::rmBrackets($field['name']);
            $val = $_POST[$name];
            if (!is_array($val)) {
                $val = cleanForm($_POST[$name]);
                echo '<input type="hidden" name="' . $name . '" value="' . $val . '">';
            } else {
                $loop = count($val);
                for ($i = 0; $i < $loop; $i++) {
                    $val = $_POST[$name][$i];
                    $val = cleanForm($_POST[$name][$i]);
                    echo '<input type="hidden" name="' . $name . '[]" value="' . $val . '">';
                }
            }
        }
    }

    /**
     * Function used to add files in conversion queue
     */
    function add_conversion_queue($file, $file_dir) {
        global $Cbucket, $db;
        $tmp_ext = $Cbucket->temp_exts;

        $count = 1;
        while (1) {
            $exists = 'no';
            foreach ($tmp_ext as $exts) {

                if (file_exists(TEMP_DIR . '/' . getName($file) . '.' . $exts)) {
                    $exists = 'yes';
                    break;
                }
            }

            if ($exists != 'yes')
                break;

            $new_file = getName($file) . '-' . $count . '.' . strtolower(getExt($file));
            rename(TEMP_DIR . '/' . $file, TEMP_DIR . '/' . $new_file);
            $file = $new_file;

            $count++;
            if ($count > 50)
                break;
        }

        //Checking file existsi or not
        if (file_exists(TEMP_DIR . '/' . $file)) {
            $ext = mysql_clean(strtolower(getExt($file)));
            $name = mysql_clean(getName($file));
            //Get Temp Ext
            $tmp_ext = mysql_clean($tmp_ext[rand(0, count($tmp_ext) - 1)]);
            //Creating New File Name
            $new_file = $name . '.' . $tmp_ext;
            //Renaming File for security purpose
            if (!file_exists(TEMP_DIR . '/' . $file) || !$name)
                return false;
            rename(TEMP_DIR . '/' . $file, TEMP_DIR . '/' . $new_file);
            //Adding Details to database
            $db->Execute("INSERT INTO " . tbl("conversion_queue") . "
                        (queue_name,queue_ext,queue_tmp_ext,date_added,file_directory)
                        VALUES ('" . $name . "','" . $ext . "','" . $tmp_ext . "','" . NOW() . "','" . $file_dir . "') ");
            return $db->insert_id;
        }else {
            return false;
        }
    }

    /**
     * Video Key Gen
     * * it is use to generate video key
     */
    function video_keygen() {
        global $db;

        $char_list = "ABDGHKMNORSUXWY";
        $char_list .= "123456789";
        $char_list .= "qwdvbnmkpouyt";

        while (1) {
            $vkey = '';
            srand((double) microtime() * 1000000);
            for ($i = 0; $i < 12; $i++) {
                $vkey .= substr($char_list, (rand() % (strlen($char_list))), 1);
            }

            if (!vkey_exists($vkey))
                break;
        }

        return $vkey;
    }

    /**
     * Function used to load upload form
     */
    function load_upload_options() {
        global $Cbucket, $Smarty;
        $opt_list = $Cbucket->upload_opt_list;

        foreach ($opt_list as $opt) {
            $Smarty->register_function($opt['load_func'], $opt['load_func']);
        }

        return $opt_list;
    }

    /**
     * Function used to perform some actions , after video is upload
     * @param Videoid
     */
    function do_after_video_upload($vid) {
        foreach ($this->actions_after_video_upload as $funcs) {
            if (function_exists($funcs))
                $funcs($vid);
        }
    }

    /**
     * Function used to load custom upload fields
     */
    function load_custom_upload_fields($data, $ck_display_admin = FALSE, $ck_display_user = FALSE) {
        $array = $this->custom_upload_fields;
        foreach ($array as $key => $fields) {
            $ok = 'yes';
            if ($ck_display_admin) {
                if ($fields['display_admin'] == 'no_display')
                    $ok = 'no';
            }

            if ($ok == 'yes') {
                if (!$fields['value'])
                    $fields['value'] = $data[$fields['db_field']];
                $new_array[$key] = $fields;
            }
        }

        return $new_array;
    }

    /**
     * Function used to load custom form fields
     */
    function load_custom_form_fields($data, $group_based = false) {
        if (!$group_based) {
            $array = $this->custom_form_fields;
            foreach ($array as $key => $fields) {
                if ($data[$fields['db_field']])
                    $value = $data[$fields['db_field']];
                elseif ($data[$fields['name']])
                    $value = $data[$fields['name']];


                if ($fields['type'] == 'radiobutton' ||
                        $fields['type'] == 'checkbox' ||
                        $fields['type'] == 'dropdown')
                    $fields['checked'] = $value;
                else
                    $fields['value'] = $value;


                $new_array[$key] = $fields;
            }
            return $new_array;
        }else {
            return $array = $this->custom_form_fields_groups;
        }
    }

    /**
     * function used to upload user avatar and or background
     */
    function upload_user_file($type = 'a', $file, $uid) {
        global $db, $userquery, $cbphoto, $imgObj;
        $avatar_dir = BASEDIR . '/images/avatars/';
        $bg_dir = BASEDIR . '/images/backgrounds/';

        if ($userquery->user_exists($uid)) {
            switch ($type) {
                case 'a':
                case 'avatar': {

                        if ($file['size'] / 1024 > config('max_profile_pic_size'))
                            e(sprintf(lang('file_size_exceeds'), config('max_profile_pic_size')));
                        elseif (file_exists($file['tmp_name'])) {
                            $ext = getext($file['name']);
                            $file_name = $uid . '.' . $ext;
                            $file_path = $avatar_dir . $file_name;
                            if (move_uploaded_file($file['tmp_name'], $file_path)) {
                                if (!$imgObj->ValidateImage($file_path, $ext)) {
                                    e(lang("Invalid file type"));
                                    @unlink($file_path);
                                } else {
                                    $small_size = $avatar_dir . $uid . '-small.' . $ext;
                                    $cbphoto->CreateThumb($file_path, $file_path, $ext, AVATAR_SIZE, AVATAR_SIZE);
                                    $cbphoto->CreateThumb($file_path, $small_size, $ext, AVATAR_SMALL_SIZE, AVATAR_SMALL_SIZE);
                                }
                            } else {
                                e(lang("class_error_occured"));
                            }
                        }
                    }
                    break;
                case 'b':
                case 'bg':
                case 'background': {
                        if ($file['size'] / 1024 > config('max_bg_size'))
                            e(sprintf(lang('file_size_exceeds'), config('max_bg_size')));
                        elseif (file_exists($file['tmp_name'])) {
                            $ext = getext($file['name']);
                            $file_name = $uid . '.' . $ext;
                            $file_path = $bg_dir . $file_name;
                            if (move_uploaded_file($file['tmp_name'], $file_path)) {
                                if (!$imgObj->ValidateImage($file_path, $ext)) {
                                    e(lang("Invalid file type"));
                                    @unlink($file_path);
                                } else {
                                    $imgObj->CreateThumb($file_path, $file_path, BG_SIZE, $ext);
                                }
                            } else {
                                e(lang("An error occured While Uploading File!"));
                            }
                        }
                    }
                    break;
            }
            return $file_name;
        }else
            e(lang('user_doesnt_exist'));
    }

    /**
     * Function used to upload website logo
     * @param logo_file
     * @return $file_name.'.'.$ext;
     */
    function upload_website_logo($file) {
        global $imgObj, $LANG;

        if (!empty($file['name'])) {
            //$file_num = $this->get_available_file_num($file_name);
            $ext = getExt($file['name']);
            $file_name = 'plaery-logo';
            if ($imgObj->ValidateImage($file['tmp_name'], $ext)) {
                $file_path = BASEDIR . '/images/' . $file_name . '.' . $ext;
                if (file_exists($file_path))
                    if (!unlink($file_path)) {
                        e("Unable to remove '$file_path' , please chmod it to 0777");
                        return false;
                    }

                move_uploaded_file($file['tmp_name'], $file_path);
                //$imgObj->CreateThumb($file_path,$file_path,200,$ext,200,false);
                e("Logo has been uploaded", 'm');
                return $file_name . '.' . $ext;
            }else
                e("Invalid Image file");
        }
        return false;
    }

    /**
     * load_video_fields
     * 
     * @param $input default values for all videos
     * @return array of video fields
     *
     * Function used to load Video fields
     * in clipbucket v2.5 , video fields are loaded in form of groups arrays
     * each group has it name and fields wrapped in array 
     * and that array will be part of video fields
     */
    function load_video_fields($input) {
        $fields = array
            (
            array
                (
                'group_name' => lang('required_fields'),
                'group_id' => 'required_fields',
                'fields' => $this->loadRequiredFields($input),
            ),
            array
                (
                'group_name' => lang('vdo_share_opt'),
                'group_id' => 'sharing_fields',
                'fields' => $this->loadOptionFields($input),
            ),
            array
                (
                'group_name' => lang('date_recorded_location'),
                'group_id' => 'date_location_fields',
                'fields' => $this->loadLocationFields($input),
            )
        );

        //Adding Custom Fields
        $custom_fields = $this->load_custom_form_fields($input, false);

        if ($custom_fields) {
            $more_fields_group =
                    array
                        (
                        'group_name' => lang('more_fields'),
                        'group_id' => 'custom_fields',
                        'fields' => $custom_fields,
            );
        }

        //Adding Custom Fields With Groups
        $custom_fields_with_group = $this->load_custom_form_fields($input, true);

        //Finaling putting them together in their main array called $fields
        if ($custom_fields_with_group) {
            $custFieldGroups = $custom_fields_with_group;

            foreach ($custFieldGroups as $gKey => $fieldGroup) {

                foreach ($fieldGroup['fields'] as $mainKey => $nField) {
                    $updatedNewFields[$mainKey] = $nField;
                    if ($input[$nField['db_field']])
                        $value = $input[$nField['db_field']];
                    elseif ($input[$nField['name']])
                        $value = $input[$nField['name']];

                    if ($nField['type'] == 'radiobutton' ||
                            $nField['type'] == 'checkbox' ||
                            $nField['type'] == 'dropdown')
                        $updatedNewFields[$mainKey]['checked'] = $value;
                    else
                        $updatedNewFields[$mainKey]['value'] = $value;
                }

                $fieldGroup['fields'] = $updatedNewFields;

                $group_id = $fieldGroup['group_id'];

                foreach ($fields as $key => $field) {

                    if ($field['group_id'] == $group_id) {
                        $inputFields = $field['fields'];
                        //Setting field values
                        $newFields = $fieldGroup['fields'];



                        $mergeField = array_merge($inputFields, $newFields);


                        //Finally Updating array
                        $newGroupArray =
                                array
                                    (
                                    'group_name' => $field['group_name'],
                                    'group_id' => $field['group_id'],
                                    'fields' => $mergeField,
                        );

                        $fields[$key] = $newGroupArray;

                        $matched = true;
                        break;
                    }else
                        $matched = false;
                }

                if (!$matched)
                    $fields[] = $fieldGroup;
            }
        }

        if ($more_fields_group)
            $fields[] = $more_fields_group;

        return $fields;
    }

    function isTime($time) {
        preg_match("/(([0-9]?[0-9]{1}):)?([0-5]{1}[0-9]{1}):([0-5]{1}[0-9]{1})/", $time, $match);
        if (!empty($match[0]))
            return ($match[0]);
        else
            return false;
    }

    function time_to_sec($time) {
        if (!$this->isTime($time))
            e(lang("Format of time is not right."));
        else {
            $hours = substr($time, 0, -6);
            $minutes = substr($time, -5, 2);
            $seconds = substr($time, -2);
            return $hours * 3600 + $minutes * 60 + $seconds;
        }
    }

    /**
     * Get files from conversion queue..
     * 
     * @return ARRAY 
     */
    function get_queued_files() {
        global $db;

        $results = $db->select(tbl("conversion_queue"), "*", " conversion='p' OR conversion='no' ", NULL, " conversion_counts ASC ");

        if ($db->num_rows > 0) {
            $new_results = array();
            //Get video files...we can do this by LEFT JOIN but want a child array for this.
            foreach ($results as $result) {

                $result['files'] = $this->get_video_files(array('queue_id' => $result['queue_id']));
                $new_results[] = $result;
            }

            return $new_results;
        }else
            return false;
    }

    /**
     * Get queue details from database
     * 
     * get_queue_details 
     * 
     * @param INT queue_id
     * @return ARRAY queue details with video files
     */
    function get_queue_details($qid) {
        global $db;
        $results = $db->select(tbl('conversion_queue'), '*', "queue_id='$qid'");
        if ($db->num_rows > 0) {
            $result = $results[0];
            $result['files'] = $this->get_video_files(array('queue_id' => $qid));

            return $result;
        }else
            return false;
    }

    /**
     * Get video files from database table
     * this will fetch data from cb_video_files as per given conditions
     * 
     * @param ARRAY $array a set of conditions
     * @return ARRAY $output list of files
     */
    function get_video_files($array) {
        global $db;
        $array = apply_filters($array, 'get_video_files');
        $cond = "";

        if ($array['limit'])
            $limit = $array['limit'];
        else
            $limit = NULL;


        if ($array['order'])
            $order = $array['order'];
        else
            $order = ' file_id ASC ';

        if ($array['queue_id'])
            $cond = cond(" queue_id = '" . $array['queue_id'] . "' ");

        if ($array['file_name'])
            $cond = cond(" file_name = '" . $array['file_name'] . "' ");

        $cond = apply_filters($cond, 'get_video_files_cond');


        $results = $db->select(tbl('video_files'), '*', $cond, $limit, $order);

        if ($db->num_rows > 0) {
            $output = $results;
        }else
            $output = 0;

        $output = apply_filters($output, 'get_video_files_output');
        return $output;
    }

    /**
     * Count number of conversion beein proccessed
     * 
     * conversions_count 
     */
    function conversion_count() {
        global $db;
        $count = $db->count(tbl('video_files'), 'file_id', "status='p'");
        return $count;
    }

    /**
     * Update queue status..
     * 
     * @param STRING status
     * @param STRING message 
     */
    function update_queue_status($qid, $status, $message = NULL, $increment = false) {
        global $db;

        if (is_array($qid)) {
            $queue = $qid;
            $qid = $queue['queue_id'];
        } else {
            $queue = $this->get_queue_details($qid);
        }

        //Messages Array
        $messages = $queue['messages'];
        $messages = json_decode($messages, true);
        $messages[] = $message;
        $messages = '|no_mc|' . json_encode($messages);

        $fields = array('conversion', 'status', 'messages', 'conversion_counts', 'time_completed');
        $tbl = tbl('conversion_queue');

        $conv_count = $queue['conversion_counts'];

        if ($increment) {
            $conv_count = $conv_count + 1;
        }

        switch ($status) {
            case "u": {
                    $db->update($tbl, $fields, array('p', 'u', $messages, $conv_count, time()), "queue_id='$qid'");
                }
                break;

            case "s": {
                    $db->update($tbl, $fields, array('yes', 's', $messages, $conv_count, time()), "queue_id='$qid'");
                }
                break;

            case "f": {
                    $db->update($tbl, $fields, array('yes', 'f', $messages, $conv_count, time()), "queue_id='$qid'");
                }
                break;
        }
    }

    /**
     * Add video file
     * 
     * @param INT queue_id
     * @param ARRAY video_info
     * @param INT profile_id 
     */
    function add_video_file($qid, $vid_info, $status = 'p', $profile_id = NULL, $log_file = NULL) {
        global $db, $cbvid;

        if ($profile_id)
            $profile = $cbvid->get_video_profile($profile_id);

        if (is_array($qid)) {
            $queue = $qid;
            $qid = $queue['queue_id'];
        } else {
            $queue = $this->get_queue_details($qid);
        }


        $fields = array();
        $values = array();


        $is_original = 'no';

        if (!$profile_id) {
            $is_original = 'yes';
            $file_ext = $queue['queue_ext'];
        }else
            $file_ext = $profile['ext'];

        $directory = create_dated_folder(NULL, $queue['date_added']);
        $original_source = $queue['queue_name'] . '.' . $queue['queue_ext'];
        $vid_info = '|no_mc|' . json_encode($vid_info);
        $file_name = $queue['queue_name'];

        $vid_file = $this->video_file_exists($file_name, $qid, $profile_id, $file_ext);

        if ($vid_file)
            return $vid_file['file_id'];

        $fields = array('queue_id', 'file_name', 'file_directory',
            'original_source', 'is_original', 'file_ext',
            'output_results', 'status', 'profile_id', 'date_added', 'log_file');

        $values = array($qid, $file_name, $directory, $original_source,
            $is_original, $file_ext, $vid_info, $status, $profile_id, now(), $log_file);


        if (!$profile_id) {
            $fields[] = 'date_completed';
            $values[] = now();
        }

        $db->insert(tbl('video_files'), $fields, $values);

        return $db->insert_id();
    }

    /**
     * update video file info 
     * 
     * @param INT profile_id
     * @param ARRAY $file_fileds
     * @param ARRAY $file_values
     */
    function update_video_file($fid, $values) {
        global $db;
      
        db_update(tbl('video_files'),$values,"file_id='$fid' ");
        
        //$db->update(tbl('video_files'), $flds, $vals, "file_id='$fid' ");
    }

    /**
     * video file exists
     * 
     * @param file_name
     * @param Queue_id
     * @param ext 
     */
    function video_file_exists($filename, $queueid = NULL, $profile_id = NULL, $ext = NULL) {
        global $db;

        $var = " ";

        if ($filename)
            $var = cond("file_name='$filename'", "AND", $var);

        if ($queueid)
            $var = cond("queue_id='$queueid'", "AND", $var);
        if ($ext)
            $var = cond("file_ext='$ext'", "AND", $var);

        if ($profile_id)
            $var = cond("profile_id='$profile_id'", "AND", $var);

        $results = $db->select(tbl('video_files'), "*", $var);

        if ($db->num_rows > 0)
            return $results[0];
        else
            return false;
    }

}

?>