git.roojs.org Git - Pman.Core/blob - SimpleExcel.php

   1 <?php
   2
   3 /**
   4  * class to generate excel file from rows of data, and a configuration.
   5  *
   6  * usage :
   7  *   $x = new Pman_Core_SimpleExcel(array())
   8  *   $x->send($fn);
   9  *
  10  *
  11  * cfg:
  12  *     formats
  13  *          name : [ Align : left, .... ]
  14  *
  15  *     workbook : nameof
  16  *
  17  *     head  : [
  18             [ "a", "b" ]
  19             [],
  20             [ "A", "B" ]
  21             [ "a",  ["test", "left"]  ] << sub array [text, formatname]
  22         ],
  23  *     cols :  array(
  24             array(
  25                 'header'=> "Thumbnail",
  26                 'dataIndex'=> 'id',
  27  *              'dataFormat' => 'string' // to force a string..
  28                 'width'=>  75,
  29                 'renderer' => array($this, 'getThumb'),
  30  *              'color' => 'yellow', // set color for the cell which is a header element
  31  *              'fillBlank' => 'gray', // set the color for the cell which is a blank area
  32             ),
  33
  34         // if this is set then it will add a tab foreach one.
  35         workbooks = array(
  36             workbook ->
  37
  38         'leave_open' => false
  39
  40  */
  41
  42
  43
  44 require_once 'Pman.php';
  45
  46
  47 class Pman_Core_SimpleExcel extends Pman
  48 {
  49
  50     var $worksheet_cfg = array();
  51     var $start_row = 0;
  52     var $formats = array();
  53     var $workbook = false;
  54     var $worksheet= false;
  55
  56     function Pman_Core_SimpleExcel($data,$cfg)
  57     {
  58       // print_r($cfg);exit;
  59         require_once 'Spreadsheet/Excel/Writer.php';
  60         // Creating a workbook
  61         $outfile2 = $this->tempName('xls');
  62        // var_dump($outfile2);
  63         $workbook = new Spreadsheet_Excel_Writer($outfile2);
  64         //$workbook = new Spreadsheet_Excel_Writer();
  65         $workbook->setVersion(8);
  66         // sending HTTP headers
  67         $this->workbook = $workbook;
  68
  69         $formats = array();
  70
  71         $cfg['formats'] = isset($cfg['formats']) ? $cfg['formats'] : array();
  72
  73         foreach($cfg['formats'] as $f=>$fcfg) {
  74             $formats[$f] = & $workbook->addFormat();
  75             foreach($fcfg as $k=>$v) {
  76                 $formats[$f]->{'set' . $k}($v);
  77             }
  78
  79         }
  80
  81
  82         if (!empty($cfg['workbook'])) {
  83             $this->buildPage(   $formats , $data,$cfg);
  84         } elseif (!empty($cfg['workbooks'])) {
  85             foreach($cfg['workbooks'] as $i =>$wcfg) {
  86                 $this->buildPage(   $formats , $data[$i],$wcfg);
  87             }
  88
  89         }
  90         // if workbooks == false - > the user can call buildpage..
  91
  92
  93         if (!empty($cfg['leave_open'])) {
  94             $this->outfile2 = $outfile2;
  95             return;
  96         }
  97
  98         $workbook->close();
  99         $this->outfile2 = $outfile2;
 100
 101     }
 102
 103
 104
 105
 106     static function date($str)
 107     {
 108
 109         return (strtotime($str . ' UTC') +  (86400 *  25569)) / 86400;
 110
 111     }
 112
 113
 114     function buildPage( $formats , $data, $cfg)
 115     {
 116         $workbook = $this->workbook;
 117         //echo '<PRE>';        print_R($cfg);
 118       //  print_r($cfg);exit;
 119         // Creating a worksheet
 120         //print_R($cfg);exit;
 121         // copy the config and alias so that book can be written to..
 122         $this->worksheet_cfg[$cfg['workbook']] = &$cfg;
 123
 124         $this->formats = $formats;
 125         //var_dump($cfg['workbook']);
 126
 127         $worksheet =  $workbook->addWorksheet($cfg['workbook']);
 128         if (is_a($worksheet, 'PEAR_Error')) {
 129             die($worksheet->toString());
 130         }
 131         //print_R($worksheet);
 132         $worksheet->setInputEncoding('UTF-8');
 133
 134         $this->worksheet = $worksheet;
 135
 136         $start_row = 0;
 137
 138         if (!empty($cfg['head'])) {
 139             foreach($cfg['head'] as $row) {
 140                 foreach($row as $c => $col) {
 141                     if (is_array($col)) {
 142                         $format = isset($formats[$col[1]] ) ? $formats[$col[1]] : false;
 143                         $worksheet->write($start_row, $c, $col[0], $format);
 144                         continue;
 145                     }
 146
 147                     $worksheet->write($start_row, $c, $col);
 148
 149                 }
 150                 $start_row++;
 151             }
 152             // add a spacer..
 153             if(!isset($cfg['nonspacer'])){ $start_row++; }
 154         }
 155
 156
 157         foreach($cfg['cols'] as $c=>$col_cfg) {
 158             if (is_string($col_cfg)) {
 159                 $cfg['cols'][$c] = array(
 160                     'header' => $col_cfg,
 161                     'dataIndex' => $col_cfg,
 162                     'width' => 50,
 163                 );
 164             }
 165         }
 166
 167
 168         foreach($cfg['cols'] as $c=>$col_cfg) {
 169             $format = isset($col_cfg['color']) ? $formats[$col_cfg['color']] : false;
 170             $worksheet->write($start_row, $c, $col_cfg['header'],$format);
 171             $worksheet->setColumn ( $c, $c, $col_cfg['width'] / 5);
 172         }
 173         $start_row++;
 174         $this->start_row = &$start_row;
 175
 176
 177         $hasRender  = false;
 178
 179
 180         foreach($data as $r=>$clo) {
 181             $hasRenderRow = $this->addLine($cfg['workbook'], $clo);
 182             $hasRender = ($hasRender  || $hasRenderRow) ? true : false;
 183
 184         }
 185         /// call user render on any that are defined..
 186         if ($hasRender) {
 187             foreach($data as $r=>$cl) {
 188
 189                 foreach($cfg['cols']   as $c=>$col_cfg) {
 190                     $v = isset($cl[$col_cfg['dataIndex']]) ? $cl[$col_cfg['dataIndex']] : '';
 191                     if (empty($cl[$col_cfg['dataIndex']])) {
 192                         continue;
 193                     }
 194                     if (isset($col_cfg['renderer'])) {
 195                         // not sure if row is correct here...!!!?
 196                         call_user_func($col_cfg['renderer'], $cl[$col_cfg['dataIndex']], $worksheet, $r+1, $c, $cl);
 197
 198                     }
 199                   //  echo "<PRE>WRITE: ". htmlspecialchars(print_r(array($r+1, $c, $cl[$col_cfg['dataIndex']]), true));
 200
 201                 }
 202             }
 203         }
 204         $start_row += count($data);
 205
 206         if (!empty($cfg['foot'])) {
 207             foreach($cfg['foot'] as $row) {
 208                 foreach($row as $c => $col) {
 209                     // if it's an array? - formated ???
 210                     if (is_array($col)) {
 211                         $format = isset($formats[$col[1]] ) ? $formats[$col[1]] : false;
 212                         $worksheet->write($start_row, $c, $col[0], $format);
 213                         continue;
 214                     }
 215                     $worksheet->write($start_row, $c, $col);
 216
 217                 }
 218                 $start_row++;
 219             }
 220             // add a spacer..
 221             $start_row++;
 222         }
 223
 224
 225
 226     }
 227
 228     function addLine($worksheet_name, $clo)
 229     {
 230         $cfg        = $this->worksheet_cfg[$worksheet_name];
 231         $start_row  = $this->start_row;
 232         $formats    = $this->formats;
 233         $worksheet  = $this->worksheet;
 234
 235         $hasRender   = false;
 236         $r = 0;
 237
 238         $cl = $clo;
 239         if (is_object($clo)) {
 240             $cl = (array)$clo; // lossless converstion..
 241         }
 242
 243         if (isset($cfg['row_height'])) {
 244             $worksheet->setRow($start_row +$r, $cfg['row_height']);
 245         }
 246
 247         foreach($cfg['cols']  as $c=>$col_cfg) {
 248
 249             if(isset($cl[$col_cfg['dataIndex']])){
 250                 $v = $cl[$col_cfg['dataIndex']];
 251             }else{
 252                 if(isset($col_cfg['fillBlank'])){
 253                     $worksheet->write($start_row+$r, $c, '', $formats[$col_cfg['fillBlank']]);
 254                 }
 255                 continue;
 256             }
 257
 258             if (!isset($cl[$col_cfg['dataIndex']])) {
 259                 continue;
 260             }
 261             if (isset($col_cfg['txtrenderer'])) {
 262                 $v = call_user_func($col_cfg['txtrenderer'],
 263                         $cl[$col_cfg['dataIndex']], $worksheet, $r+1, $c, $clo);
 264                 if ($v === false) {
 265                     continue;
 266                 }
 267               //  var_dump($v);
 268             }
 269             if (isset($col_cfg['renderer'])) {
 270                 $hasRender = true;
 271                 continue;
 272             }
 273
 274             $v = @iconv('UTF-8', 'UTF-8//IGNORE', $v);
 275
 276             $dataFormat = empty($col_cfg['dataFormat']) ? '' : $col_cfg['dataFormat'];
 277             $format = isset($col_cfg['format'])  && isset($formats[$col_cfg['format']] )   ? $formats[$col_cfg['format']] : false;
 278           //  print_R(array($start_row+$r, $c, $v, $format));exit;
 279           // handle 0 prefixes..
 280             if ( (is_numeric($v) &&  strlen($v) > 1 && substr($v,0,1) == '0' && substr($v,1,1) != '.')
 281                     ||
 282                     $dataFormat == 'string' ) {
 283                 $worksheet->writeString($start_row+$r, $c, $v, $format);
 284             } else {
 285
 286                 $worksheet->write($start_row+$r, $c, $v, $format);
 287             }
 288         }
 289         $this->start_row++;
 290
 291         return $hasRender;
 292     }
 293
 294
 295     function send($fname)
 296     {
 297         if (!empty($this->workbook)) {
 298             $this->workbook->close();
 299             $this->workbook = false;
 300         }
 301
 302         require_once 'File/Convert.php';
 303         $fc=  new File_Convert($this->outfile2, "application/vnd.ms-excel");
 304         $fn = $fc->convert("application/vnd.ms-excel");
 305         $fc->serve('attachment',$fname); // can fix IE Mess
 306     }
 307
 308
 309 }