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index e7ed7911e2cce8d63cf8eb38faafed981b17790b..3ec96e99538c13fc62179b7a0e776ea28d2db68d 100644 (file)
*/
class ObjectListViewport {
+ /* Internal variable for color alternation */
+ protected $colorAlternator= 0;
+
+ /* Dummy here ----> */
+ private $headline;
+ private $footer;
+ private $entryFormat;
+ private $attributes= array('cn', '_icon', '_actions', 'dn');
+
+ /* <---- Dummy here */
+ private $displayHeaderFlag= TRUE;
+ private $displayFooterFlag= TRUE;
+ private $numberOfCols= 0;
+
/*!
\brief Container for objects
*/
private $objects;
+ /*!
+ \brief Switch to handle multiselect or not
+ */
+ private $multiselect;
+ /*! \brief ID used to identify objects of same list */
+ private $id = "";
+
/*! \brief ObjectListViewport constructor
The ObjectListViewport class renders/handles the ObjectList defined by $config.
\param config Config section that is used to configure this ObjectListViewport
*/
- public function __construct($config){
+ public function __construct($config, $multiselect= TRUE){
+
+ $this->multiselect= $multiselect;
+ /* Dummy here */
+ $cr= Registry::getInstance("ConfigManager");
+ $cr->setSection($config);
+ $this->parseHeadline($cr->getValue("headline"));
+ $this->footer= $cr->getValue("footer");
+ $this->entryFormat= $cr->getValue("entryFormat");
/* Load and instanciate classes, extract filter, icons, view hooks, etc. */
$this->objects= new ObjectList($config);
+
+ /* generate an unique id */
+ $this->id = preg_replace("/[^0-9]/","",microtime());
}
/*! \brief Handles _POST / _GET events
\return HTML rendered headline
*/
private function renderHeadline(){
- return $this->objects->getHeadline()."\n";
+ $tpl =" <tr>
+ <td class='ObjectListViewport_TD_Header' id='ObjectListViewport_TD_Header".$this->id."'>
+ <table class='ObjectListViewport_Header_Table' id='ObjectListViewport_Header_Table".$this->id."'>
+ <tr>
+ {content}
+ </tr>
+ </table>
+ </td>
+ </tr>";
+ $buffer ="";
+ foreach($this->headline as $key => $value){
+ $buffer .= "<td class='ObjectListViewport_Header_Cell' style='".$value['style']."'>".$value['name']."</td>\n";
+ }
+ return(preg_replace("/\{content\}/", $buffer,$tpl));
}
\return HTML rendered footer
*/
private function renderFooter(){
- return $this->objects->getFooter()."\n";
+ $buffer ="<tr>
+ <td class='ObjectListViewport_TD_Footer' id='ObjectListViewport_TD_Footer".$this->id."'>
+ <table class='ObjectListViewport_Footer_Table'>
+ <tr>
+ <td class='ObjectListViewport_Footer_Cell' colspan='".count($this->headline)."'>".$this->footer."</td>
+ </tr>
+ </table>
+ </td>
+ </tr>";
+ return $buffer;
}
- /*! \brief Renders entries from the ObjectList iterator into a string
+ private function getEntryIcon($entry,$alt = ""){
+ return("<img src='images/".$entry['_icon']."' alt='".$alt."' class='center'>");
+ }
- Gets the entry descriptions from the ObjectList object and renders them.
+ /*! \brief Renders entries from the ObjectList iterator into a string
+ Gets the entry descriptions from the ObjectList object and renders them.
\return HTML rendered list entries
*/
private function renderEntry($entry){
- $buffer= "|";
- foreach ($entry as $column){
- $buffer.= "$column|";
+
+ /* Copy template */
+ $buffer= $this->entryFormat;
+
+ /* Replace set of attributes */
+ foreach ($this->attributes as $attribute){
+ if (!isset($entry[$attribute])){
+ throw new ObjectListViewportException(sprintf(_("Can't locate attribute '%s' to replace in entry!"), $attribute));
+ } else {
+
+ if(preg_match("/_icon/i",$attribute)){
+ $buffer= preg_replace('/\{'.$attribute.'\}/', $this->getEntryIcon($entry),$buffer);
+ }else{
+ $buffer= preg_replace('/\{'.$attribute.'\}/', $entry[$attribute],$buffer);
+ }
+ }
}
- $buffer.= "\n";
- return $buffer;
+ /* Execute optional filters */
+ preg_match_all ( '/\{_filter\(([^)]+)\)\}/', $buffer, $matches, PREG_SET_ORDER);
+ foreach ($matches as $match){
+ $filterName= preg_replace('/,.+$/', '', $match[1]);
+ $filterParameter= preg_replace('/^[^,]+,/', '', $match[1]);
+ $buffer= preg_replace('/\{_filter\('.normalizePreg($match[1]).'\)\}/', $this->applyEntryFilter($filterName, $filterParameter), $buffer);
+ }
+
+ #TODO: Make $buffer a proper HTML table output
+ $tmp = split("\|",trim($buffer,"|"));
+
+ /* define entry template */
+ $tpl = "<td class='ObjectListViewport_Entry_Cell' style='{style_1}'>
+ <div style='{style_2}'>
+ {content}
+ </div>
+ </td>
+ ";
+ /* Template vriables to replace */
+ $attrs = array("/\{style_1\}/","/\{style_2\}/","/\{content\}/");
+
+ /* Append template for each given col */
+ $buffer ="";
+ for($i= 0; $i < $this->numberOfCols; $i++){
+
+ /* If current entry is the last to appen, then skip adding styles */
+ if($i == ($this->numberOfCols-1)){
+ $buffer.= preg_replace( $attrs,
+ array($this->headline[$i]['style'],"width:100%;overflow:hidden;",$tmp[$i]),$tpl);
+ }else{
+ $buffer.= preg_replace( $attrs,
+ array($this->headline[$i]['style'],"width:100%;overflow:hidden;".$this->headline[$i]['style'],$tmp[$i]),$tpl);
+ }
+ }
+
+ /* Add class depending on given id, to alternate background colors */
+ if($this->colorAlternator++ & 1){
+ $a = "class='ObjectListViewport_Entry_Row1'";
+ }else{
+ $a = "class='ObjectListViewport_Entry_Row2'";
+ }
+
+ return "<tr ".$a.">\n".$buffer."</tr>\n";
+ }
+
+
+ /*! \brief Applies filter to the given entry format string.
+
+ Instanciates the given ObjectListEntryFilter and calls the method.
+
+ \return rendered output
+ \sa ObjectListEntryFilter
+ */
+ private function applyEntryFilter($filterName, $string){
+ $className= "ObjectListEntryFilter_".$filterName;
+ $cl= new $className;
+ return $cl->filter("$string");
}
\return HTML rendered list
*/
public function render() {
- /* Generate fixed headline */
- $buffer= $this->renderHeadline();
- /* Generate scrollable contents */
- foreach ($this->objects as $value){
- $buffer.= $this->renderEntry($value);
+ $header = $footer = "";
+ if($this->displayHeaderFlag){
+ $header = $this->renderHeadline();
+ }
+ if($this->displayFooterFlag){
+ $footer = $this->renderFooter();
}
- /* Generate footer */
- $buffer.= $this->renderFooter();
+ /* Apply current filter */
+ $entries = "";
+ $objects= new ObjectListFilterIterator($this->objects->getIterator());
+ foreach ($objects as $value){
+ $entries .= $this->renderEntry($value);
+ }
+
+ /* Generate fixed headline */
+ $buffer = "
+ <table class='ObjectListViewport' id='ObjectListViewport".$this->id."' cellspacing=0 cellpadding=0>
+ <tr>
+ <td>
+ <table class='ObjectListViewport_Table' id='ObjectListViewport_Table".$this->id."' cellpadding=0 cellspacing=0 >
+ ".$header."
+ <tr>
+ <td class='ObjectListViewport_TD_Entries' id='ObjectListViewport_TD_Entries".$this->id."'>
+ <div class='ObjectListViewport_Entry_Cover' id='ObjectListViewport_Entry_Cover".$this->id."'>
+ <table class='ObjectListViewport_Entry_Table' id='ObjectListViewport_Entry_Table".$this->id."'>
+ ".$entries."
+ </table>
+ </div>
+ </td>
+ </tr>
+ ".$footer."
+ </table>
+
+ </td>
+ </tr>
+ </table>
+";
return ($buffer);
}
+
+ /*! \brief Parses the given headline format string
+
+ \return Array with cell properties (width, alignment,name)
+ */
+ private function parseHeadline($data)
+ {
+ /* Each cell definition is seperated by |
+ * split by and go through each definition
+ */
+ $this->headline= array();
+ $this->numberOfCols= 0;
+ $tmp= split("\|", trim($data, "|"));
+ $cell_formats= array();
+
+ foreach($tmp as $key => $dta){
+
+ $width= "";
+ $alignment= "";
+ $name= preg_replace("/\{[^\}]*+\}/", "", $dta);
+ $style= "";
+
+ /* Parse format string and detect width & alignment */
+ if(preg_match("/\{.*\}/", $dta)){
+ $format= preg_replace("/^[^\{]*+\{([^\}]*).*$/", "\\1", $dta);
+
+ /* Get aligment */
+ if(preg_match("/:/",$format)){
+ $al= preg_replace("/^[^:]*+:([a-z]*).*$/i", "\\1", $format);
+
+ if(preg_match("/T/i", $al)){
+ $alignment.= "top-";
+ $style.= "vertical-align: top;";
+ }
+ if(preg_match("/B/i", $al)){
+ $alignment.= "bottom-";
+ $style.= "vertical-align: bottom;";
+ }
+ if(preg_match("/R/i", $al)){
+ $alignment.= "right";
+ $style.= "text-align: right;";
+ }elseif(preg_match("/L/i", $al)){
+ $alignment.= "left";
+ $style.= "text-align: left;";
+ }elseif(preg_match("/C/i", $al) || preg_match("/M/i", $al) ){
+ $alignment.= "center";
+ $style.= "text-align: center;";
+ }
+ }
+
+ /* Get width */
+ $width = preg_replace("/^([^:]*).*$/","\\1", $format);
+ if(!empty($width)){
+ $style.= "width: ".$width.";";
+ }
+ }
+
+ $cell_formats[$key]= array("name" => $name, "width" => $width, "alignment" => $alignment, "style" => $style);
+ $this->numberOfCols++;
+ }
+ $this->headline= $cell_formats;
+ }
+
+
+ public function enableFooter($bool= TRUE){
+ $this->displayFooterFlag= $bool;
+ }
+
+
+ public function enableHeader($bool= TRUE){
+ $this->displayHeaderFlag= $bool;
+ }
+
}
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