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<?php
/**
* A utility class for presenting a provided array as a table view. Includes
* support for pagination, sorting by any column, providing optional header arrays,
* providing classes for styling the table, rows, and cells (including alternate
* row styling), as well as adding form controls to each row.
*
* @author Jason Coward <jason@opengeek.com> (MODx)
*/
class MakeTable {
var $actionField;
var $cellAction;
var $linkAction;
var $tableWidth;
var $tableClass;
var $tableID;
var $thClass;
var $rowHeaderClass;
var $columnHeaderClass;
var $rowRegularClass;
var $rowAlternateClass;
var $formName;
var $formAction;
var $formElementType;
var $formElementName;
var $rowAlternatingScheme;
var $excludeFields;
var $allOption;
var $pageNav;
var $columnWidths;
var $selectedValues;
function MakeTable() {
$this->fieldHeaders= array();
$this->excludeFields= array();
$this->actionField= '';
$this->cellAction= '';
$this->linkAction= '';
$this->tableWidth= '';
$this->tableClass= '';
$this->rowHeaderClass= '';
$this->columnHeaderClass= '';
$this->rowRegularClass= '';
$this->rowAlternateClass= 'alt';
$this->formName= 'tableForm';
$this->formAction= '[~[*id*]~]';
$this->formElementName= '';
$this->formElementType= '';
$this->rowAlternatingScheme= 'EVEN';
$this->allOption= 0;
$this->selectedValues= array();
$this->extra= '';
}
/**
* Sets the default link href for all cells in the table.
*
* @param $value A URL to execute when table cells are clicked.
*/
function setCellAction($value) {
$this->cellAction= $this->prepareLink($value);
}
/**
* Sets the default link href for the text presented in a cell.
*
* @param $value A URL to execute when text within table cells are clicked.
*/
function setLinkAction($value) {
$this->linkAction= $this->prepareLink($value);
}
/**
* Sets the width attribute of the main HTML TABLE.
*
* @param $value A valid width attribute for the HTML TABLE tag
*/
function setTableWidth($value) {
$this->tableWidth= $value;
}
/**
* Sets the class attribute of the main HTML TABLE.
*
* @param $value A class for the main HTML TABLE.
*/
function setTableClass($value) {
$this->tableClass= $value;
}
/**
* Sets the id attribute of the main HTML TABLE.
*
* @param $value A class for the main HTML TABLE.
*/
function setTableID($value) {
$this->tableID= $value;
}
/**
* Sets the class attribute of the table header row.
*
* @param $value A class for the table header row.
*/
function setRowHeaderClass($value) {
$this->rowHeaderClass= $value;
}
/**
* Sets the class attribute of the table header row.
*
* @param $value A class for the table header row.
*/
function setThHeaderClass($value) {
$this->thClass= $value;
}
/**
* Sets the class attribute of the column header row.
*
* @param $value A class for the column header row.
*/
function setColumnHeaderClass($value) {
$this->columnHeaderClass= $value;
}
/**
* Sets the class attribute of regular table rows.
*
* @param $value A class for regular table rows.
*/
function setRowRegularClass($value) {
$this->rowRegularClass= $value;
}
/**
* Sets the class attribute of alternate table rows.
*
* @param $value A class for alternate table rows.
*/
function setRowAlternateClass($value) {
$this->rowAlternateClass= $value;
}
/**
* Sets the type of INPUT form element to be presented as the first column.
*
* @param $value Indicates the INPUT form element type attribute.
*/
function setFormElementType($value) {
$this->formElementType= $value;
}
/**
* Sets the name of the INPUT form element to be presented as the first column.
*
* @param $value Indicates the INPUT form element name attribute.
*/
function setFormElementName($value) {
$this->formElementName= $value;
}
/**
* Sets the name of the FORM to wrap the table in when a form element has
* been indicated.
*
* @param $value Indicates the FORM name attribute.
*/
function setFormName($value) {
$this->formName= $value;
}
/**
* Sets the action of the FORM element.
*
* @param $value Indicates the FORM action attribute.
*/
function setFormAction($value) {
$this->formAction= $value;
}
/**
* Excludes fields from the table by array key.
*
* @param $value An Array of field keys to exclude from the table.
*/
function setExcludeFields($value) {
$this->excludeFields= $value;
}
/**
* Sets the table to provide alternate row colors using ODD or EVEN rows
*
* @param $value 'ODD' or 'EVEN' to indicate the alternate row scheme.
*/
function setRowAlternatingScheme($value) {
$this->rowAlternatingScheme= $value;
}
/**
* Sets the default field value to be used when appending query parameters
* to link actions.
*
* @param $value The key of the field to add as a query string parameter.
*/
function setActionFieldName($value) {
$this->actionField= $value;
}
/**
* Sets the width attribute of each column in the array.
*
* @param $value An Array of column widths in the order of the keys in the
* source table array.
*/
function setColumnWidths($widthArray) {
$this->columnWidths= $widthArray;
}
/**
* An optional array of values that can be preselected when using
*
* @param $value Indicates the INPUT form element type attribute.
*/
function setSelectedValues($valueArray) {
$this->selectedValues= $valueArray;
}
/**
* Sets extra content to be presented following the table (but within
* the form, if a form is being rendered with the table).
*
* @param $value A string of additional content.
*/
function setExtra($value) {
$this->extra= $value;
}
/**
* Retrieves the width of a specific table column by index position.
*
* @param $columnPosition The index of the column to get the width for.
*/
function getColumnWidth($columnPosition) {
$currentWidth= '';
if (is_array($this->columnWidths)) {
$currentWidth= $this->columnWidths[$columnPosition] ? ' width="'.$this->columnWidths[$columnPosition].'" ' : '';
}
return $currentWidth;
}
/**
* Determines what class the current row should have applied.
*
* @param $value The position of the current row being rendered.
*/
function determineRowClass($position) {
switch ($this->rowAlternatingScheme) {
case 'ODD' :
$modRemainder= 1;
break;
case 'EVEN' :
$modRemainder= 0;
break;
}
if ($position % 2 == $modRemainder) {
$currentClass= $this->rowRegularClass;
} else {
$currentClass= $this->rowAlternateClass;
}
return ' class="'.$currentClass.'"';
}
/**
* Generates an onclick action applied to the current cell, to execute
* any specified cell actions.
*
* @param $value Indicates the INPUT form element type attribute.
*/
function getCellAction($currentActionFieldValue) {
if ($this->cellAction) {
$cellAction= ' onClick="javascript:window.location=\''.$this->cellAction.$this->actionField.'='.urlencode($currentActionFieldValue).'\'" ';
}
return $cellAction;
}
/**
* Generates the cell content, including any specified action fields values.
*
* @param $currentActionFieldValue The value to be applied to the link action.
* @param $value The value of the cell.
*/
function createCellText($currentActionFieldValue, $value) {
$cell .= $value;
if ($this->linkAction) {
$cell= '<a href="'.$this->linkAction.$this->actionField.'='.urlencode($currentActionFieldValue).'">'.$cell.'</a>';
}
return $cell;
}
/**
* Sets an option to generate a check all link when checkbox is indicated
* as the table formElementType.
*/
function setAllOption() {
$this->allOption= 1;
}
/**
* Function to prepare a link generated in the table cell/link actions.
*
* @param $value Indicates the INPUT form element type attribute.
*/
function prepareLink($link) {
if (strstr($link, '?')) {
$end= '&';
} else {
$end= '?';
}
return $link.$end;
}
/**
* Generates the table content.
*
* @param $fieldsArray The associative array representing the table rows
* and columns.
* @param $fieldHeadersArray An optional array of values for providing
* alternative field headers; this is an associative arrays of keys from
* the $fieldsArray where the values represent the alt heading content
* for each column.
*/
function create($fieldsArray, $fieldHeadersArray=array(),$linkpage="") {
global $_lang;
if (is_array($fieldsArray)) {
$i= 0;
foreach ($fieldsArray as $fieldName => $fieldValue) {
$table .= "\t<tr".$this->determineRowClass($i).">\n";
$currentActionFieldValue= $fieldValue[$this->actionField];
if (is_array($this->selectedValues)) {
$isChecked= array_search($currentActionFieldValue, $this->selectedValues)===false? 0 : 1;
} else {
$isChecked= false;
}
$table .= $this->addFormField($currentActionFieldValue, $isChecked);
$colPosition= 0;
foreach ($fieldValue as $key => $value) {
if (!in_array($key, $this->excludeFields)) {
$table .= "\t\t<td".$this->getCellAction($currentActionFieldValue).">";
$table .= $this->createCellText($currentActionFieldValue, $value);
$table .= "</td>\n";
if ($i == 0) {
if (empty ($header) && $this->formElementType) {
$header .= "\t\t<th style=\"width:32px\" ".($this->thClass ? 'class="'.$this->thClass.'"' : '').">". ($this->allOption ? '<a href="javascript:clickAll()">all</a>' : '')."</th>\n";
}
$headerText= array_key_exists($key, $fieldHeadersArray)? $fieldHeadersArray[$key]: $key;
$header .= "\t\t<th".$this->getColumnWidth($colPosition).($this->thClass ? ' class="'.$this->thClass.'" ' : '').">".$headerText."</th>\n";
}
$colPosition ++;
}
}
$i ++;
$table .= "\t</tr>\n";
}
$table= "\n".'<table'. ($this->tableWidth ? ' width="'.$this->tableWidth.'"' : ''). ($this->tableClass ? ' class="'.$this->tableClass.'"' : ''). ($this->tableID ? ' id="'.$this->tableID.'"' : '').">\n". ($header ? "\t<thead>\n\t<tr class=\"".$this->rowHeaderClass."\">\n".$header."\t</tr>\n\t</thead>\n" : '').$table."</table>\n";
if ($this->formElementType) {
$table= "\n".'<form id="'.$this->formName.'" name="'.$this->formName.'" action="'.$this->formAction.'" method="POST">'.$table;
}
if (strlen($this->pageNav) > 1) {//changed to display the pagination if exists.
/* commented this part because of cookie
$table .= '<div id="max-display-records" ><select style="display:inline" onchange="javascript:updatePageSize(this[this.selectedIndex].value);">';
$pageSizes= array (10, 25, 50, 100, 250);
for ($i= 0; $i < count($pageSizes); $i ++) {
$table .= '<option value="'.$pageSizes[$i].'"';
$table .= MAX_DISPLAY_RECORDS_NUM == $pageSizes[$i] ? ' selected ' : '';
$table .= '>'.$pageSizes[$i].'</option>';
}
$table .= '</select>'.$_lang["pagination_table_perpage"].'</div>';
*/
$table .= '<div id="pagination" class="paginate">'.$_lang["pagination_table_gotopage"].'<ul>'.$this->pageNav.'</ul></div>';
//$table .= '<script language="javascript">function updatePageSize(size){window.location = \''.$this->prepareLink($linkpage).'pageSize=\'+size;}</script>';
}
if ($this->allOption) {
$table .= '
<script language="javascript">
toggled = 0;
function clickAll() {
myform = document.getElementById("'.$this->formName.'");
for(i=0;i<myform.length;i++) {
if(myform.elements[i].type==\'checkbox\') {
myform.elements[i].checked=(toggled?false:true);
}
}
toggled = (toggled?0:1);
}
</script>';
}
if ($this->formElementType) {
if ($this->extra) {
$table.= "\n".$this->extra."\n";
}
$table.= "\n".'</form>'."\n";
}
return $table;
}
}
/**
* Generates optional paging navigation controls for the table.
*
* @param $numRecords The number of records to show per page.
* @param $qs An optional query string to be appended to the paging links
*/
function createPagingNavigation($numRecords, $qs='') {
global $_lang;
$currentPage= (is_numeric($_GET['page']) ? $_GET['page'] : 1);
$numPages= ceil($numRecords / MAX_DISPLAY_RECORDS_NUM);
if ($numPages > 1) {
$currentURL= empty($qs)? '': '?'.$qs;
if ($currentPage > 6) {
$nav .= $this->createPageLink($currentURL, 1, $_lang["pagination_table_first"]);
}
if ($currentPage != 1) {
$nav .= $this->createPageLink($currentURL, $currentPage -1, '<<');
}
$offset= -4 + ($currentPage < 5 ? (5 - $currentPage) : 0);
$i= 1;
while ($i < 10 && ($currentPage + $offset <= $numPages)) {
if ($currentPage == $currentPage + $offset)
$nav .= $this->createPageLink($currentURL, $currentPage + $offset, $currentPage + $offset, true);
else
$nav .= $this->createPageLink($currentURL, $currentPage + $offset, $currentPage + $offset);
$i ++;
$offset ++;
}
if ($currentPage < $numPages) {
$nav .= $this->createPageLink($currentURL, $currentPage +1, '>>');
}
if ($currentPage != $numPages) {
$nav .= $this->createPageLink($currentURL, $numPages, $_lang["pagination_table_last"]);
}
}
$this->pageNav= ' '.$nav;
}
/**
* Creates an individual page link for the paging navigation.
*
* @param $link The link for the page, defaulted to the current document.
* @param $pageNum The page number of the link.
* @param $displayText The text of the link.
* @param $currentPage Indicates if the link is to the current page.
* @param $qs And optional query string to be appended to the link.
*/
function createPageLink($link='', $pageNum, $displayText, $currentPage=false, $qs='') {
global $modx;
$orderBy= !empty($_GET['orderby'])? '&orderby=' . $_GET['orderby']: '';
$orderDir= !empty($_GET['orderdir'])? '&orderdir=' . $_GET['orderdir']: '';
if (!empty($qs)) $qs= "?$qs";
$link= empty($link)? $modx->makeUrl($modx->documentIdentifier, $modx->documentObject['alias'], $qs . "page=$pageNum$orderBy$orderDir"): $this->prepareLink($link) . "page=$pageNum";
$nav .= '<li'.($currentPage? ' class="currentPage"': '').'><a'.($currentPage? ' class="currentPage"': '').' href="'.$link.'">'.$displayText.'</a></li>'."\n";
return $nav;
}
/**
* Adds an INPUT form element column to the table.
*
* @param $value The value attribute of the element.
* @param $isChecked Indicates if the checked attribute should apply to the
* element.
*/
function addFormField($value, $isChecked) {
if ($this->formElementType) {
$checked= $isChecked? "checked ": "";
$field= "\t\t".'<td><input type="'.$this->formElementType.'" name="'. ($this->formElementName ? $this->formElementName : $value).'" value="'.$value.'" '.$checked.'/></td>'."\n";
}
return $field;
}
/**
* Generates the proper LIMIT clause for queries to retrieve paged results in
* a MakeTable $fieldsArray.
*/
function handlePaging() {
$offset= (is_numeric($_GET['page']) && $_GET['page'] > 0) ? $_GET['page'] - 1 : 0;
$limitClause= ' LIMIT '. ($offset * MAX_DISPLAY_RECORDS_NUM).', '.MAX_DISPLAY_RECORDS_NUM;
return $limitClause;
}
/**
* Generates the SORT BY clause for queries used to retrieve a MakeTable
* $fieldsArray
*
* @param $natural_order If true, the results are returned in natural order.
*/
function handleSorting($natural_order=false) {
$orderByClause= '';
if (!$natural_order) {
$orderby= !empty($_GET['orderby'])? $_GET['orderby']: "id";
$orderdir= !empty($_GET['orderdir'])? $_GET['orderdir']: "DESC";
$orderbyClause= !empty($orderby)? ' ORDER BY ' . $orderby . ' ' . $orderdir . ' ': "";
}
return $orderbyClause;
}
/**
* Generates a link to order by a specific $fieldsArray key; use to generate
* sort by links in the MakeTable $fieldHeadingsArray values.
*
* @param $key The $fieldsArray key for the column to sort by.
* @param $text The text for the link (e.g. table column header).
* @param $qs An optional query string to append to the order by link.
*/
function prepareOrderByLink($key, $text, $qs='') {
global $modx;
if (!empty($_GET['orderdir'])) {
$orderDir= strtolower($_GET['orderdir'])=='desc'? '&orderdir=asc': '&orderdir=desc';
} else {
$orderDir= '&orderdir=asc';
}
if (!empty($qs)) {
if (!strrpos($qs, '&')==strlen($qs)-1) $qs.= '&';
}
return '<a href="[~'.$modx->documentIdentifier.'~]?'.$qs.'orderby='.$key.$orderDir.'">'.$text.'</a>';
}
}
?>