tablelib.php | searchcode

/lib/tablelib.php

https://bitbucket.org/ceu/moodle_demo
PHP | 811 lines | 535 code | 94 blank | 182 comment | 146 complexity | 36e18743929ddd10b858a60d6b99d905 MD5 | raw file
Possible License(s): BSD-3-Clause, LGPL-2.0, LGPL-2.1

<?php // $Id: tablelib.php,v 1.24.2.7 2010/04/26 15:47:55 tjhunt Exp $



define('TABLE_VAR_SORT',   1);

define('TABLE_VAR_HIDE',   2);

define('TABLE_VAR_SHOW',   3);

define('TABLE_VAR_IFIRST', 4);

define('TABLE_VAR_ILAST',  5);

define('TABLE_VAR_PAGE',   6);



class flexible_table {



    var $uniqueid        = NULL;

    var $attributes      = array();

    var $headers         = array();

    var $columns         = array();

    var $column_style    = array();

    var $column_class    = array();

    var $column_suppress = array();

    var $column_nosort   = array('userpic');

    var $setup           = false;

    var $sess            = NULL;

    var $baseurl         = NULL;

    var $request         = array();



    var $is_collapsible = false;

    var $is_sortable    = false;

    var $use_pages      = false;

    var $use_initials   = false;



    var $maxsortkeys = 2;

    var $pagesize    = 30;

    var $currpage    = 0;

    var $totalrows   = 0;

    var $sort_default_column = NULL;

    var $sort_default_order  = SORT_ASC;

    

    /**

     * Constructor

     * @param int $uniqueid

     * @todo Document properly

     */

    function flexible_table($uniqueid) {

        $this->uniqueid = $uniqueid;

        $this->request  = array(

            TABLE_VAR_SORT    => 'tsort',

            TABLE_VAR_HIDE    => 'thide',

            TABLE_VAR_SHOW    => 'tshow',

            TABLE_VAR_IFIRST  => 'tifirst',

            TABLE_VAR_ILAST   => 'tilast',

            TABLE_VAR_PAGE    => 'page'

        );

    }

    

    /**

     * Sets the is_sortable variable to the given boolean, sort_default_column to

     * the given string, and the sort_default_order to the given integer.

     * @param bool $bool

     * @param string $defaultcolumn

     * @param int $defaultorder

     * @return void

     */

    function sortable($bool, $defaultcolumn = NULL, $defaultorder = SORT_ASC) {

        $this->is_sortable = $bool;

        $this->sort_default_column = $defaultcolumn;

        $this->sort_default_order  = $defaultorder;

    }



    /**

     * Do not sort using this column

     * @param string column name

     */

    function no_sorting($column) {

        $this->column_nosort[] = $column;

    }



    /**

     * Is the column sortable?

     * @param string column name, null means table

     * @return bool

     */

    function is_sortable($column=null) {

        if (empty($column)) {

            return $this->is_sortable;

        }

        if (!$this->is_sortable) {

            return false;

        }

        return !in_array($column, $this->column_nosort);

    }



    /**

     * Sets the is_collapsible variable to the given boolean.

     * @param bool $bool

     * @return void

     */

    function collapsible($bool) {

        $this->is_collapsible = $bool;

    }



    /**

     * Sets the use_pages variable to the given boolean.

     * @param bool $bool

     * @return void

     */

    function pageable($bool) {

        $this->use_pages = $bool;

    }



    /**

     * Sets the use_initials variable to the given boolean.

     * @param bool $bool

     * @return void

     */

    function initialbars($bool) {

        $this->use_initials = $bool;

    }



    /**

     * Sets the pagesize variable to the given integer, the totalrows variable

     * to the given integer, and the use_pages variable to true.

     * @param int $perpage

     * @param int $total

     * @return void

     */

    function pagesize($perpage, $total) {

        $this->pagesize  = $perpage;

        $this->totalrows = $total;

        $this->use_pages = true;

    }



    /**

     * Assigns each given variable in the array to the corresponding index

     * in the request class variable.

     * @param array $variables

     * @return void

     */

    function set_control_variables($variables) {

        foreach($variables as $what => $variable) {

            if(isset($this->request[$what])) {

                $this->request[$what] = $variable;

            }

        }

    }



    /**

     * Gives the given $value to the $attribute index of $this->attributes.

     * @param string $attribute

     * @param mixed $value

     * @return void

     */

    function set_attribute($attribute, $value) {

        $this->attributes[$attribute] = $value;

    }



    /**

     * I think that what this method does is set the column so that if the same data appears in 

     * consecutive rows, then it is not repeated.

     *

     * For example, in the quiz overview report, the fullname column is set to be suppressed, so

     * that when one student has made multiple attempts, their name is only printed in the row

     * for their first attempt.

     * @param integer $column the index of a column.

     */

    function column_suppress($column) {

        if(isset($this->column_suppress[$column])) {

            $this->column_suppress[$column] = true;

        }

    }



    /**

     * Sets the given $column index to the given $classname in $this->column_class.

     * @param integer $column

     * @param string $classname

     * @return void

     */

    function column_class($column, $classname) {

        if(isset($this->column_class[$column])) {

            $this->column_class[$column] = ' '.$classname; // This space needed so that classnames don't run together in the HTML

        }

    }



    /**

     * Sets the given $column index and $property index to the given $value in $this->column_style.

     * @param integer $column

     * @param string $property

     * @param mixed $value

     * @return void

     */

    function column_style($column, $property, $value) {

        if(isset($this->column_style[$column])) {

            $this->column_style[$column][$property] = $value;

        }

    }



    /**

     * Sets all columns of the given $property to the given $value in $this->column_style.

     * @param integer $property

     * @param string $value

     * @return void

     */

    function column_style_all($property, $value) {

        foreach(array_keys($this->columns) as $column) {

            $this->column_style[$column][$property] = $value;

        }

    }



    /**

     * Sets $this->reseturl to the given $url, and $this->baseurl to the given $url plus ? or &amp;

     * @param type? $url

     * @return type?

     */

    function define_baseurl($url) {

        $this->reseturl = $url;

        if (!strpos($url, '?')) {

            $this->baseurl = $url.'?';

        } else {

            $this->baseurl = $url.'&amp;';

        }

    }



    /**

     * @todo Document

     * @return type?

     */

    function define_columns($columns) {

        $this->columns = array();

        $this->column_style = array();

        $this->column_class = array();

        $colnum = 0;



        foreach($columns as $column) {

            $this->columns[$column]         = $colnum++;

            $this->column_style[$column]    = array();

            $this->column_class[$column]    = '';

            $this->column_suppress[$column] = false;

        }

    }



    /**

     * @todo Document

     * @return type?

     */

    function define_headers($headers) {

        $this->headers = $headers;

    }



    /**

     * @todo Document

     * @return type?

     */

    function make_styles_string(&$styles) {

        if(empty($styles)) {

            return '';

        }



        $string = ' style="';

        foreach($styles as $property => $value) {

            $string .= $property.':'.$value.';';

        }

        $string .= '"';

        return $string;

    }



    /**

     * @todo Document

     * @return type?

     */

    function make_attributes_string(&$attributes) {

        if(empty($attributes)) {

            return '';

        }



        $string = ' ';

        foreach($attributes as $attr => $value) {

            $string .= ($attr.'="'.$value.'" ');

        }



        return $string;

    }



    /**

     * @todo Document

     * @return type?

     */

    function setup() {

        global $SESSION, $CFG;



        if(empty($this->columns) || empty($this->uniqueid)) {

            return false;

        }



        if (!isset($SESSION->flextable)) {

            $SESSION->flextable = array();

        }



        if(!isset($SESSION->flextable[$this->uniqueid])) {

            $SESSION->flextable[$this->uniqueid] = new stdClass;

            $SESSION->flextable[$this->uniqueid]->uniqueid = $this->uniqueid;

            $SESSION->flextable[$this->uniqueid]->collapse = array();

            $SESSION->flextable[$this->uniqueid]->sortby   = array();

            $SESSION->flextable[$this->uniqueid]->i_first  = '';

            $SESSION->flextable[$this->uniqueid]->i_last   = '';

        }



        $this->sess = &$SESSION->flextable[$this->uniqueid];



        if(!empty($_GET[$this->request[TABLE_VAR_SHOW]]) && isset($this->columns[$_GET[$this->request[TABLE_VAR_SHOW]]])) {

            // Show this column

            $this->sess->collapse[$_GET[$this->request[TABLE_VAR_SHOW]]] = false;

        }

        else if(!empty($_GET[$this->request[TABLE_VAR_HIDE]]) && isset($this->columns[$_GET[$this->request[TABLE_VAR_HIDE]]])) {

            // Hide this column

            $this->sess->collapse[$_GET[$this->request[TABLE_VAR_HIDE]]] = true;

            if(array_key_exists($_GET[$this->request[TABLE_VAR_HIDE]], $this->sess->sortby)) {

                unset($this->sess->sortby[$_GET[$this->request[TABLE_VAR_HIDE]]]);

            }

        }



        // Now, update the column attributes for collapsed columns

        foreach(array_keys($this->columns) as $column) {

            if(!empty($this->sess->collapse[$column])) {

                $this->column_style[$column]['width'] = '10px';

            }

        }



        if(

            !empty($_GET[$this->request[TABLE_VAR_SORT]]) && $this->is_sortable($_GET[$this->request[TABLE_VAR_SORT]]) &&

            (isset($this->columns[$_GET[$this->request[TABLE_VAR_SORT]]]) ||

                (($_GET[$this->request[TABLE_VAR_SORT]] == 'firstname' || $_GET[$this->request[TABLE_VAR_SORT]] == 'lastname') && isset($this->columns['fullname']))

            ))

        {

            if(empty($this->sess->collapse[$_GET[$this->request[TABLE_VAR_SORT]]])) {

                if(array_key_exists($_GET[$this->request[TABLE_VAR_SORT]], $this->sess->sortby)) {

                    // This key already exists somewhere. Change its sortorder and bring it to the top.

                    $sortorder = $this->sess->sortby[$_GET[$this->request[TABLE_VAR_SORT]]] == SORT_ASC ? SORT_DESC : SORT_ASC;

                    unset($this->sess->sortby[$_GET[$this->request[TABLE_VAR_SORT]]]);

                    $this->sess->sortby = array_merge(array($_GET[$this->request[TABLE_VAR_SORT]] => $sortorder), $this->sess->sortby);

                }

                else {

                    // Key doesn't exist, so just add it to the beginning of the array, ascending order

                    $this->sess->sortby = array_merge(array($_GET[$this->request[TABLE_VAR_SORT]] => SORT_ASC), $this->sess->sortby);

                }

                // Finally, make sure that no more than $this->maxsortkeys are present into the array

                if(!empty($this->maxsortkeys) && ($sortkeys = count($this->sess->sortby)) > $this->maxsortkeys) {

                    while($sortkeys-- > $this->maxsortkeys) {

                        array_pop($this->sess->sortby);

                    }

                }

            }

        }



        // If we didn't sort just now, then use the default sort order if one is defined and the column exists

        if(empty($this->sess->sortby) && !empty($this->sort_default_column) && (isset($this->columns[$this->sort_default_column])

                                                                                || (in_array('fullname',$this->columns)

                                                                                    && in_array($this->sort_default_column,

                                                                                                array('firstname','lastname')))))  {

            $this->sess->sortby = array ($this->sort_default_column => ($this->sort_default_order == SORT_DESC ? SORT_DESC : SORT_ASC));

        }



        if(isset($_GET[$this->request[TABLE_VAR_ILAST]])) {

            if(empty($_GET[$this->request[TABLE_VAR_ILAST]]) || is_numeric(strpos(get_string('alphabet'), $_GET[$this->request[TABLE_VAR_ILAST]]))) {

                $this->sess->i_last = $_GET[$this->request[TABLE_VAR_ILAST]];

            }

        }



        if(isset($_GET[$this->request[TABLE_VAR_IFIRST]])) {

            if(empty($_GET[$this->request[TABLE_VAR_IFIRST]]) || is_numeric(strpos(get_string('alphabet'), $_GET[$this->request[TABLE_VAR_IFIRST]]))) {

                $this->sess->i_first = $_GET[$this->request[TABLE_VAR_IFIRST]];

            }

        }



        if(empty($this->baseurl)) {

            $getcopy  = $_GET;

            unset($getcopy[$this->request[TABLE_VAR_SHOW]]);

            unset($getcopy[$this->request[TABLE_VAR_HIDE]]);

            unset($getcopy[$this->request[TABLE_VAR_SORT]]);

            unset($getcopy[$this->request[TABLE_VAR_IFIRST]]);

            unset($getcopy[$this->request[TABLE_VAR_ILAST]]);

            unset($getcopy[$this->request[TABLE_VAR_PAGE]]);



            $strippedurl = strip_querystring(qualified_me());



            if(!empty($getcopy)) {

                $first = false;

                $querystring = '';

                foreach($getcopy as $var => $val) {

                    if(!$first) {

                        $first = true;

                        $querystring .= '?'.$var.'='.$val;

                    }

                    else {

                        $querystring .= '&amp;'.$var.'='.$val;

                    }

                }

                $this->reseturl =  $strippedurl.$querystring;

                $querystring .= '&amp;';

            }

            else {

                $this->reseturl =  $strippedurl;

                $querystring = '?';

            }



            $this->baseurl = strip_querystring(qualified_me()) . $querystring;

        }



        // If it's "the first time" we 've been here, forget the previous initials filters

        if(qualified_me() == $this->reseturl) {

            $this->sess->i_first = '';

            $this->sess->i_last  = '';

        }



        $this->currpage = optional_param($this->request[TABLE_VAR_PAGE], 0);

        $this->setup = true;



    /// Always introduce the "flexible" class for the table if not specified

    /// No attributes, add flexible class

        if (empty($this->attributes)) {

            $this->attributes['class'] = 'flexible';

    /// No classes, add flexible class

        } else if (!isset($this->attributes['class'])) {

            $this->attributes['class'] = 'flexible';

    /// No flexible class in passed classes, add flexible class

        } else if (!in_array('flexible', explode(' ', $this->attributes['class']))) {

            $this->attributes['class'] = trim('flexible ' . $this->attributes['class']);

        }

    }



    /**

     * @todo Document

     * @return type?

     */

    function get_sql_sort($uniqueid = NULL) {

        if($uniqueid === NULL) {

            // "Non-static" function call

            if(!$this->setup) {

               return false;

            }

            $sess = &$this->sess;

        }

        else {

            // "Static" function call

            global $SESSION;

            if(empty($SESSION->flextable[$uniqueid])) {

               return '';

            }

            $sess = &$SESSION->flextable[$uniqueid];

        }



        if(!empty($sess->sortby)) {

            $sortstring = '';

            foreach($sess->sortby as $column => $order) {

                if(!empty($sortstring)) {

                    $sortstring .= ', ';

                }

                $sortstring .= $column.($order == SORT_ASC ? ' ASC' : ' DESC');

            }

            return $sortstring;

        }

        return '';

    }



    /**

     * @todo Document

     * @return type?

     */

    function get_page_start() {

        if(!$this->use_pages) {

            return '';

        }

        return $this->currpage * $this->pagesize;

    }



    /**

     * @todo Document

     * @return type?

     */

    function get_page_size() {

        if(!$this->use_pages) {

            return '';

        }

        return $this->pagesize;

    }



    /**

     * @todo Document

     * @return type?

     */

    function get_sql_where() {

        if(!isset($this->columns['fullname'])) {

            return '';

        }



        $LIKE = sql_ilike();

        if(!empty($this->sess->i_first) && !empty($this->sess->i_last)) {

            return 'firstname '.$LIKE.' \''.$this->sess->i_first.'%\' AND lastname '.$LIKE.' \''.$this->sess->i_last.'%\'';

        }

        else if(!empty($this->sess->i_first)) {

            return 'firstname '.$LIKE.' \''.$this->sess->i_first.'%\'';

        }

        else if(!empty($this->sess->i_last)) {

            return 'lastname '.$LIKE.' \''.$this->sess->i_last.'%\'';

        }



        return '';

    }



    /**

     * @todo Document

     * @return type?

     */

    function get_initial_first() {

        if(!$this->use_initials) {

            return NULL;

        }



        return $this->sess->i_first;

    }



    /**

     * @todo Document

     * @return type?

     */

    function get_initial_last() {

        if(!$this->use_initials) {

            return NULL;

        }



        return $this->sess->i_last;

    }



    /**

     * @todo Document

     * @return type?

     */

    function print_html() {

        global $CFG;



        if(!$this->setup) {

            return false;

        }



        $colcount = count($this->columns);



        // Do we need to print initial bars?



        if($this->use_initials && isset($this->columns['fullname'])) {



            $strall = get_string('all');

            $alpha  = explode(',', get_string('alphabet'));



            // Bar of first initials

         

            echo '<div class="initialbar firstinitial">'.get_string('firstname').' : ';

            if(!empty($this->sess->i_first)) {

                echo '<a href="'.$this->baseurl.$this->request[TABLE_VAR_IFIRST].'=">'.$strall.'</a>';

            } else {

                echo '<strong>'.$strall.'</strong>';

            }

            foreach ($alpha as $letter) {

                if (isset($this->sess->i_first) && $letter == $this->sess->i_first) {

                    echo ' <strong>'.$letter.'</strong>';

                } else {

                    echo ' <a href="'.$this->baseurl.$this->request[TABLE_VAR_IFIRST].'='.$letter.'">'.$letter.'</a>';

                }

            }

            echo '</div>';



            // Bar of last initials



            echo '<div class="initialbar lastinitial">'.get_string('lastname').' : ';

            if(!empty($this->sess->i_last)) {

                echo '<a href="'.$this->baseurl.$this->request[TABLE_VAR_ILAST].'=">'.$strall.'</a>';

            } else {

                echo '<strong>'.$strall.'</strong>';

            }

            foreach ($alpha as $letter) {

                if (isset($this->sess->i_last) && $letter == $this->sess->i_last) {

                    echo ' <strong>'.$letter.'</strong>';

                } else {

                    echo ' <a href="'.$this->baseurl.$this->request[TABLE_VAR_ILAST].'='.$letter.'">'.$letter.'</a>';

                }

            }

            echo '</div>';



        }



        // End of initial bars code



        // Paging bar

        if($this->use_pages) {

            print_paging_bar($this->totalrows, $this->currpage, $this->pagesize, $this->baseurl, $this->request[TABLE_VAR_PAGE]);

        }



        if (empty($this->data)) {

            print_heading(get_string('nothingtodisplay'));

            return true;

        }





        $suppress_enabled = array_sum($this->column_suppress);

        $suppress_lastrow = NULL;

        // Start of main data table



        echo '<table'.$this->make_attributes_string($this->attributes).'>';



        echo '<tr>';

        foreach($this->columns as $column => $index) {

            $icon_hide = '';

            $icon_sort = '';



            if($this->is_collapsible) {

                if(!empty($this->sess->collapse[$column])) {

                    // some headers contain < br/> tags, do not include in title

                    $icon_hide = ' <a href="'.$this->baseurl.$this->request[TABLE_VAR_SHOW].'='.$column.'"><img src="'.$CFG->pixpath.'/t/switch_plus.gif" title="'.get_string('show').' '.strip_tags($this->headers[$index]).'" alt="'.get_string('show').'" /></a>';

                }

                else if($this->headers[$index] !== NULL) {

                    // some headers contain < br/> tags, do not include in title

                    $icon_hide = ' <a href="'.$this->baseurl.$this->request[TABLE_VAR_HIDE].'='.$column.'"><img src="'.$CFG->pixpath.'/t/switch_minus.gif" title="'.get_string('hide').' '.strip_tags($this->headers[$index]).'" alt="'.get_string('hide').'" /></a>';

                }

            }



            $primary_sort_column = '';

            $primary_sort_order  = '';

            if(reset($this->sess->sortby)) {

                $primary_sort_column = key($this->sess->sortby);

                $primary_sort_order  = current($this->sess->sortby);

            }



            switch($column) {



                case 'fullname':

                if($this->is_sortable($column)) {

                    $icon_sort_first = $icon_sort_last = '';

                    if($primary_sort_column == 'firstname') {

                        $lsortorder = get_string('asc');

                        if($primary_sort_order == SORT_ASC) {

                            $icon_sort_first = ' <img src="'.$CFG->pixpath.'/t/down.gif" alt="'.get_string('asc').'" />';

                            $fsortorder = get_string('asc');

                        }

                        else {

                            $icon_sort_first = ' <img src="'.$CFG->pixpath.'/t/up.gif" alt="'.get_string('desc').'" />';

                            $fsortorder = get_string('desc');

                        }

                    }

                    else if($primary_sort_column == 'lastname') {

                        $fsortorder = get_string('asc');

                        if($primary_sort_order == SORT_ASC) {

                            $icon_sort_last = ' <img src="'.$CFG->pixpath.'/t/down.gif" alt="'.get_string('asc').'" />';

                            $lsortorder = get_string('asc');

                        }

                        else {

                            $icon_sort_last = ' <img src="'.$CFG->pixpath.'/t/up.gif" alt="'.get_string('desc').'" />';

                            $lsortorder = get_string('desc');

                        }

                    } else {

                        $fsortorder = get_string('asc');

                        $lsortorder = get_string('asc');

                    }



                    $override = new object();

                    $override->firstname = 'firstname';

                    $override->lastname = 'lastname';

                    $fullnamelanguage = get_string('fullnamedisplay', '', $override);

                    

                    if (($CFG->fullnamedisplay == 'firstname lastname') or

                        ($CFG->fullnamedisplay == 'firstname') or

                        ($CFG->fullnamedisplay == 'language' and $fullnamelanguage == 'firstname lastname' )) {

                        $this->headers[$index] = '<a href="'.$this->baseurl.$this->request[TABLE_VAR_SORT].'=firstname">'.get_string('firstname').get_accesshide(get_string('sortby').' '.get_string('firstname').' '.$fsortorder).'</a> '.$icon_sort_first.' / '.

                                                 '<a href="'.$this->baseurl.$this->request[TABLE_VAR_SORT].'=lastname">'.get_string('lastname').get_accesshide(get_string('sortby').' '.get_string('lastname').' '.$lsortorder).'</a> '.$icon_sort_last;

                    } else { 

                        $this->headers[$index] = '<a href="'.$this->baseurl.$this->request[TABLE_VAR_SORT].'=lastname">'.get_string('lastname').get_accesshide(get_string('sortby').' '.get_string('lastname').' '.$lsortorder).'</a> '.$icon_sort_last.' / '.

                                                 '<a href="'.$this->baseurl.$this->request[TABLE_VAR_SORT].'=firstname">'.get_string('firstname').get_accesshide(get_string('sortby').' '.get_string('firstname').' '.$fsortorder).'</a> '.$icon_sort_first;

                    } 

                }

                break;



                case 'userpic':

                    // do nothing, do not display sortable links      

                break;



                default:

                if($this->is_sortable($column)) {

                    if($primary_sort_column == $column) {

                        if($primary_sort_order == SORT_ASC) {

                            $icon_sort = ' <img src="'.$CFG->pixpath.'/t/down.gif" alt="'.get_string('asc').'" />';

                            $localsortorder = get_string('asc');

                        }

                        else {

                            $icon_sort = ' <img src="'.$CFG->pixpath.'/t/up.gif" alt="'.get_string('desc').'" />';

                            $localsortorder = get_string('desc');

                        }

                    } else {

                        $localsortorder = get_string('asc');  

                    }

                    $this->headers[$index] = '<a href="'.$this->baseurl.$this->request[TABLE_VAR_SORT].'='.$column.'">'.$this->headers[$index].get_accesshide(get_string('sortby').' '.$this->headers[$index].' '.$localsortorder).'</a>';

                }

            }



            if($this->headers[$index] === NULL) {

                echo '<th class="header c'.$index.$this->column_class[$column].'" scope="col">&nbsp;</th>';

            }

            else if(!empty($this->sess->collapse[$column])) {

                echo '<th class="header c'.$index.$this->column_class[$column].'" scope="col">'.$icon_hide.'</th>';

            }

            else {

                // took out nowrap for accessibility, might need replacement

                if (!is_array($this->column_style[$column])) {

                    // $usestyles = array('white-space:nowrap');

                    $usestyles = '';

                 } else {

                    // $usestyles = $this->column_style[$column]+array('white-space'=>'nowrap');

                    $usestyles = $this->column_style[$column];

                 }

                echo '<th class="header c'.$index.$this->column_class[$column].'" '.$this->make_styles_string($usestyles).' scope="col">'.$this->headers[$index].$icon_sort.'<div class="commands">'.$icon_hide.'</div></th>';

            }



        }

        echo '</tr>';



        if(!empty($this->data)) {

            $oddeven = 1;

            $colbyindex = array_flip($this->columns);

            foreach($this->data as $row) {

                $oddeven = $oddeven ? 0 : 1;

                echo '<tr class="r'.$oddeven.'">';



                // If we have a separator, print it

                if($row === NULL && $colcount) {

                    echo '<td colspan="'.$colcount.'"><div class="tabledivider"></div></td>';

                }

                else {

                    foreach($row as $index => $data) {

                        if($index >= $colcount) {

                            break;

                        }

                        $column = $colbyindex[$index];

                        echo '<td class="cell c'.$index.$this->column_class[$column].'"'.$this->make_styles_string($this->column_style[$column]).'>';

                        if(empty($this->sess->collapse[$column])) {

                            if($this->column_suppress[$column] && $suppress_lastrow !== NULL && $suppress_lastrow[$index] === $data) {

                                echo '&nbsp;';

                            }

                            else {

                                echo $data;

                            }

                        }

                        else {

                            echo '&nbsp;';

                        }

                        echo '</td>';

                    }

                }

                echo '</tr>';

                if($suppress_enabled) {

                    $suppress_lastrow = $row;

                }

            }

        }



        echo '</table>';



        // Paging bar

        if($this->use_pages) {

            print_paging_bar($this->totalrows, $this->currpage, $this->pagesize, $this->baseurl, $this->request[TABLE_VAR_PAGE]);

        }

    }



    /**

     * @todo Document

     * @return type?

     */

    function add_data($row) {

        if(!$this->setup) {

            return false;

        }

        $this->data[] = $row;

    }



    /**

     * @todo Document

     * @return type?

     */

    function add_separator() {

        if(!$this->setup) {

            return false;

        }

        $this->data[] = NULL;

    }



    /**

     * Add a row of data to the table. This function takes an array with

     * column names as keys.

     * It ignores any elements with keys that are not defined as columns. It

     * puts in empty strings into the row when there is no element in the passed

     * array corresponding to a column in the table. It puts the row elements in

     * the proper order.

     * @param $rowwithkeys array

     */

    function add_data_keyed($rowwithkeys){

        foreach (array_keys($this->columns) as $column){

            if (isset($rowwithkeys[$column])){

                $row [] = $rowwithkeys[$column];

            } else {

                $row[] ='';

            }

        }

        $this->add_data($row);

    }



}



?>