virtual = $virtual;
$this->_init();
$this->_setData($data);
$this->_setFunction($func_name);
if($nb_per_page != '') {
$this->setOption('nb_per_page',$nb_per_page);
}
if($nb_pages_per_group != '') {
$this->setOption('nb_pages_per_group',$nb_pages_per_group);
}
if($nb_cols != "") {
$this->setOption('nb_cols',$nb_cols);
}
# Calcul des données
#
# Nombre d'éléments
if (!$this->virtual) {
$this->nb_elements = count($this->data);
} else {
$this->nb_elements = $this->virtual;
}
# Nombre de pages possibles
$this->nb_pages = ceil($this->nb_elements/$this->options['nb_per_page']);
# On vérifie que env ne sort pas du nombre de pages
if ($env <= $this->nb_pages && $env != "") {
$this->env = (integer)$env;
} else {
$this->env = 1;
}
# Nombre de groupes
$this->nb_groups = (integer) ceil($this->nb_pages/$this->options['nb_pages_per_group']);
# Index de début de page
$this->index_start = ($this->env-1)*$this->options['nb_per_page'];
# Index de fin de page
$this->index_end = $this->index_start+$this->options['nb_per_page']-1;
if($this->index_end >= $this->nb_elements) {
$this->index_end = $this->nb_elements-1;
}
# Index du groupe en cours
$this->env_group = (integer) ceil($this->env/$this->options['nb_pages_per_group']);
# Index de la première page du groupe
$this->index_group_start = ($this->env_group-1)*$this->options['nb_pages_per_group']+1;
# Index de la dernière page du groupe
$this->index_group_end = $this->index_group_start+$this->options['nb_pages_per_group']-1;
if($this->index_group_end > $this->nb_pages) {
$this->index_group_end = $this->nb_pages;
}
}
function setOption($name,$value)
{
if (!in_array($name,array_keys($this->options))) {
trigger_error('Multipage: '.sprintf(_rc_undefined_option,$name),E_USER_NOTICE);
return false;
}
$this->options[$name] = $value;
}
function getPage()
{
$res = '';
$nb_elements = $this->index_end-$this->index_start+1;
$i = ($this->virtual==0) ? $this->index_start : 0;
$end = ($this->virtual==0) ? $this->index_end : $i+count($this->data)-1;
$function = $this->func_name;
if ($this->_emptyData())
{
return $this->options['html_empty'];
}
else
{
while ($i<=$end)
{
$tmp_res = '';
for ($j=0;$j<$this->options['nb_cols'];$j++)
{
if ($i<=$end) {
$tmp_res .= sprintf($this->options['html_cell'],$function($this->data[$i],$i));
} elseif ($this->options['draw_empty_cells']) {
$tmp_res .= sprintf($this->options['html_cell'],$this->options['html_empty_cell']);
}
$i++;
}
$res .= sprintf($this->options['html_row'],$tmp_res);
}
return sprintf($this->options['html_block'],$res);
}
}
function getLinks()
{
# Création des liens
$htmlLinks = '';
$htmlPrev = '';
$htmlNext = '';
$htmlPrevGrp = '';
$htmlNextGrp = '';
for($i=$this->index_group_start; $i<=$this->index_group_end; $i++)
{
if($i == $this->env) {
$htmlLinks .= sprintf($this->options['html_cur_page'],$i);
} else {
$htmlLinks .= ''.$i.'';
}
if($i != $this->index_group_end) {
$htmlLinks .= $this->options['html_links_sep'];
}
}
# Page précédente
if($this->env != 1) {
$htmlPrev = ''.
$htmlPrev .= $this->options['html_prev'].' ';
}
# Page suivante
if($this->env != $this->nb_pages) {
$htmlNext = ' ';
$htmlNext .= $this->options['html_next'].'';
}
//Groupe précédent
if($this->env_group != 1) {
$htmlPrevGrp = ' ';
$htmlPrevGrp .= $this->options['html_prev_grp'].' ';
}
if($this->env_group != $this->nb_groups) {
$htmlNextGrp = ' ';
$htmlNextGrp .= $this->options['html_next_grp'].' ';
}
$res = $htmlPrev.
$htmlPrevGrp.
$htmlLinks.
$htmlNextGrp.
$htmlNext;
if (count($this->data)>0) {
return sprintf($this->options['html_links'],$res);
}
}
function _setURL($pageNum)
{
$strLink = $_SERVER['REQUEST_URI'];
# Suppression de l'information de session
if(ereg(session_name().'='.session_id().'([&]){1}',$strLink)) {
$strLink = ereg_replace(session_name()."=".session_id().'([&]){1}','',$strLink);
} else {
$strLink = ereg_replace('([?&]){1}'.session_name().'='.session_id(),'',$strLink);
}
if(ereg('([?&]){1}'.$this->var_page.'=([0-9])+',$strLink)) {
$strLink = ereg_replace('([?&]){1}'.$this->var_page.'=([0-9])+', '\\1'.$this->var_page.'='.$pageNum, $strLink);
} else {
if(ereg('\?',$strLink)) {
$strLink = $strLink.'&'.$this->var_page.'='.$pageNum;
} else {
$strLink = $strLink.'?'.$this->var_page.'='.$pageNum;
}
}
return htmlspecialchars($strLink);
}
function _setData($data)
{
$this->data = $data;
}
function _emptyData()
{
return (count($this->data) > 0) ? false : true;
}
function _setFunction($str)
{
if (!function_exists($str)) {
trigger_error('Multipage: '.sprintf(_rc_undefined_function,$str),E_USER_ERROR);
return false;
}
$this->func_name = $str;
}
function _setVarPage($str)
{
$this->var_page = $str;
}
function _init()
{
$this->_setData(array());
$this->_setVarPage('env');
$this->options = array(
# Comptage
'nb_per_page' => 15,
'nb_pages_per_group'=> 10,
'nb_cols' => 1,
'draw_empty_cells' => true,
# Formatage HTML
'html_block' => '',
'html_row' => '%s
'."\n",
'html_cell' => '%s | '."\n",
'html_empty_cell' => ' ',
'html_links' => 'Page(s) : %s
',
'html_links_sep' => '-',
'html_cur_page' => '%s',
'html_prev' => '«prev.',
'html_next' => 'next»',
'html_prev_grp' => '...',
'html_next_grp' => '...',
'html_empty' => 'No result
'
);
}
function _debug()
{
return ''.
"Nombre d'éléments par page ........... ".$this->options['nb_per_page']."\n".
'Nombre de pages par groupe ........... '.$this->options['nb_pages_per_group']."\n".
'Nombre de colonnes ....................'.$this->options['nb_cols']."\n".
"Nombre d'éléments .................... ".$this->nb_elements."\n".
'Nombre de pages ...................... '.$this->nb_pages."\n".
'Nombre de groupes .................... '.$this->nb_groups."\n\n".
'Page en cour ..........................'.$this->env."\n".
'Index de départ ...................... '.$this->index_start."\n".
'Index de fin ......................... '.$this->index_end."\n".
'Groupe en cours ...................... '.$this->env_group."\n".
'Index de la première page du groupe .. '.$this->index_group_start."\n".
'Index de la dernière page du groupe .. '.$this->index_group_end."\n".
'
';
}
}
?>