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  *   $x = new Pman_Core_SimpleExcel($data_array, array())
   8  *   $x->send($fn);
   9  *
  10  *
  11  *
  12
  13 new Pman_Core_SimpleExcel($data_array, array(
  14     'formats' => array(
  15         'format_name' => array( 'Align' =>  'left' ), // etc...
  16     ),
  17     'workbook' => 'name_of_workbook'm
  18
  19     'head' => array(
  20         array ( 'this', 'is', 'the' , 'first', 'row'),
  21         array ( 'this', 'is', 'the' , 'seconde', 'row'),  // ... etc.
  22         array (  array( 'string', 'format_name') , 'another cell') ,  // with formating..
  23     ),
  24
  25     'merged_ranges' => array(
  26                            array($first_row, $first_col, $last_row, $last_col),
  27                          array($first_row, $first_col, $last_row, $last_col),
  28     ),
  29     'cols' =>  array(
  30             array(
  31                 'header'=> "Thumbnail",
  32                 'dataIndex'=> 'id',
  33                 'dataFormat' => 'string' // to force a string..
  34                 'width'=>  75,
  35                 'renderer' => array($this, 'getThumb'),
  36                 'txtrenderer' => function($value, $worksheet, $row, $col, $row_data) {
  37                     return $value
  38                 },   // for text content...
  39                 'color' => 'yellow', // set color for the cell which is a header element
  40                 'fillBlank' => 'gray', // set the color for the cell which is a blank area
  41             ),
  42             //..... and ther rows...
  43     ),
  44
  45     // if this is set then it will add a tab foreach one.
  46     'workbooks' = array(
  47             workbook => '....' // ???
  48     ),
  49     'leave_open' => false,  // if you call addrows?? later..
  50
  51 ));
  52
  53     callbacks: renderer
  54
  55         function($value, $worksheet, $row, $col, $row_data)
  56
  57         // callbacks : txtrenderer
  58         function($value, $worksheet, $row, $col, $row_data)
  59
  60
  61
  62  */
  63
  64
  65
  66 require_once 'Pman.php';
  67
  68
  69 class Pman_Core_SimpleExcel extends Pman
  70 {
  71
  72     var $worksheet_cfg = array();
  73     var $start_row = 0;
  74     var $formats = array();
  75     var $workbook = false;
  76     var $worksheet= false;
  77     var $postRender = array();
  78
  79     function __construct($data,$cfg)
  80     {
  81       // print_r($cfg);exit;
  82         require_once 'Spreadsheet/Excel/Writer.php';
  83         // Creating a workbook
  84         $outfile2 = $this->tempName('xls');
  85        // var_dump($outfile2);
  86         $workbook = new Spreadsheet_Excel_Writer($outfile2);
  87         //$workbook = new Spreadsheet_Excel_Writer();
  88         $workbook->setVersion(8);
  89         // sending HTTP headers
  90         $this->workbook = $workbook;
  91
  92         $formats = array();
  93
  94         $cfg['formats'] = isset($cfg['formats']) ? $cfg['formats'] : array();
  95
  96         $this->formats['_default_date_format_'] = $workbook->addFormat();;
  97         $this->formats['_default_date_format_']->setNumFormat('YYYY-MM-DD');
  98
  99         foreach($cfg['formats'] as $f=>$fcfg) {
 100
 101             $this->formats[$f] = & $workbook->addFormat();
 102             foreach((array)$fcfg as $k=>$v) {
 103                 $this->formats[$f]->{'set' . $k}($v);
 104             }
 105
 106         }
 107
 108
 109         if (!empty($cfg['workbook'])) {
 110             $this->buildPage(  array(), $data,$cfg);
 111         } elseif (!empty($cfg['workbooks'])) {
 112             foreach($cfg['workbooks'] as $i =>$wcfg) {
 113                 $this->buildPage(   array() , $data[$i],$wcfg);
 114             }
 115
 116         }
 117         // if workbooks == false - > the user can call buildpage..
 118
 119
 120         if (!empty($cfg['leave_open'])) {
 121             $this->outfile2 = $outfile2;
 122             return;
 123         }
 124
 125         $workbook->close();
 126         $this->outfile2 = $outfile2;
 127
 128     }
 129
 130
 131
 132
 133     static function date($str)
 134     {
 135
 136         return (strtotime($str . ' UTC') +  (86400 *  25569)) / 86400;
 137
 138     }
 139
 140
 141     function buildPage( $formats , $data, $cfg)
 142     {
 143         $workbook = $this->workbook;
 144         //echo '<PRE>';        print_R($cfg);
 145       //  print_r($cfg);exit;
 146         // Creating a worksheet
 147         //print_R($cfg);exit;
 148         // copy the config and alias so that book can be written to..
 149         $this->worksheet_cfg[$cfg['workbook']] = &$cfg;
 150
 151
 152         //$this->formats = (array)$formats;
 153
 154         foreach($formats as $k=>$fcfg) {
 155             if (!isset($this->formats[$f])) {
 156                 $this->formats[$f] = & $workbook->addFormat();
 157             }
 158             if (is_a($fcfg,'Spreadsheet_Excel_Writer_Format')) {
 159                 continue; // skip!?!?
 160             }
 161             // not an object..
 162             foreach((array)$fcfg as $k=>$v) {
 163                 $this->formats[$f]->{'set' . $k}($v);
 164             }
 165         }
 166
 167         if (isset($cfg['formats'])) {
 168
 169             foreach($cfg['formats'] as $f=>$fcfg) {
 170                 if (!isset($this->formats[$f])) {
 171                     $this->formats[$f] = & $workbook->addFormat();
 172                 }
 173                 foreach((array)$fcfg as $k=>$v) {
 174                     $this->formats[$f]->{'set' . $k}($v);
 175                 }
 176
 177             }
 178
 179
 180         }
 181
 182
 183
 184         //var_dump($cfg['workbook']);
 185
 186         $worksheet =  $workbook->addWorksheet($cfg['workbook']);
 187         if (is_a($worksheet, 'PEAR_Error')) {
 188             die($worksheet->toString());
 189         }
 190         //print_R($worksheet);
 191         $worksheet->setInputEncoding('UTF-8');
 192
 193         if(!empty($cfg['merged_ranges'])){ // merge cell
 194             $worksheet->_merged_ranges = $cfg['merged_ranges'];
 195         }
 196
 197         $this->worksheet = $worksheet;
 198
 199         $start_row = 0;
 200
 201         if (!empty($cfg['head'])) {
 202             foreach($cfg['head'] as $row) {
 203                 foreach($row as $c => $col) {
 204                     if (is_array($col)) {
 205                         $format = isset($this->formats[$col[1]] ) ?$this->formats[$col[1]] : false;
 206                         $worksheet->write($start_row, $c, $col[0], $format);
 207                         continue;
 208                     }
 209
 210                     $worksheet->write($start_row, $c, $col);
 211
 212                 }
 213                 $start_row++;
 214             }
 215             // add a spacer..
 216             if(!isset($cfg['nonspacer'])){ $start_row++; }
 217         }
 218
 219
 220         foreach($cfg['cols'] as $c=>$col_cfg) {
 221             if (is_string($col_cfg)) {
 222                 $cfg['cols'][$c] = array(
 223                     'header' => $col_cfg,
 224                     'dataIndex' => $col_cfg,
 225                     'width' => 50,
 226                 );
 227             }
 228         }
 229
 230
 231         foreach($cfg['cols'] as $c=>$col_cfg) {
 232
 233             $format = isset($col_cfg['color']) && isset($this->formats[$col_cfg['color']]) ? $this->formats[$col_cfg['color']] : false;
 234             $worksheet->write($start_row, $c, @$col_cfg['header'],$format);
 235             $worksheet->setColumn ( $c, $c, $col_cfg['width'] / 5);
 236         }
 237         $start_row++;
 238         $this->start_row = &$start_row;
 239
 240
 241         $hasRender  = false;
 242
 243         if (empty($data)) {
 244             return;
 245         }
 246
 247         foreach($cfg['cols']  as $c => $col_cfg) {
 248             if (isset($col_cfg['renderer'])) {
 249                 $hasRender = true;
 250                 break;
 251             }
 252         }
 253
 254
 255
 256         if (is_object($data)) {
 257             $data_ar = array();
 258             $count = $data->count();
 259             $data->find();
 260
 261             while($data->fetch()) {
 262                 $hasRenderRow = $this->addLine($cfg['workbook'], $data);
 263                 $hasRender = ($hasRender  || $hasRenderRow) ? true : false;
 264             }
 265             $start_row += $count;
 266         } else {
 267
 268             foreach($data as $r=>$clo) {
 269                 $hasRenderRow = $this->addLine($cfg['workbook'], $clo);
 270                 $hasRender = ($hasRender  || $hasRenderRow) ? true : false;
 271
 272             }
 273         /// call user render on any that are defined..
 274             if ($hasRender) {
 275                 foreach($data as $r=>$cl) {
 276
 277                     foreach($cfg['cols']   as $c=>$col_cfg) {
 278                         $v = isset($cl[$col_cfg['dataIndex']]) ? $cl[$col_cfg['dataIndex']] : '';
 279                         if (empty($cl[$col_cfg['dataIndex']])) {
 280                             continue;
 281                         }
 282                         if (!empty($col_cfg['renderer'])) {
 283                              if (is_a($col_cfg['renderer'], 'Closure')) {
 284                                 $col_cfg['renderer']($cl[$col_cfg['dataIndex']], $worksheet, $r+1, $c, $cl);
 285                             } else {
 286                             // not sure if row is correct here...!!!?
 287                                 call_user_func($col_cfg['renderer'], $cl[$col_cfg['dataIndex']], $worksheet, $r+1, $c, $cl);
 288                             }
 289
 290                         }
 291                       //  echo "<PRE>WRITE: ". htmlspecialchars(print_r(array($r+1, $c, $cl[$col_cfg['dataIndex']]), true));
 292
 293                     }
 294                 }
 295             }
 296             $start_row += count($data);
 297
 298         }
 299
 300         if (!empty($cfg['foot'])) {
 301             foreach($cfg['foot'] as $row) {
 302                 foreach($row as $c => $col) {
 303                     // if it's an array? - formated ???
 304                     if (is_array($col)) {
 305                         $format = isset($this->formats[$col[1]] ) ? $this->formats[$col[1]] : false;
 306                         $worksheet->write($start_row, $c, $col[0], $format);
 307                         continue;
 308                     }
 309                     $worksheet->write($start_row, $c, $col);
 310
 311                 }
 312                 $start_row++;
 313             }
 314             // add a spacer..
 315             $start_row++;
 316         }
 317
 318     }
 319
 320     function addLine($worksheet_name, $clo)
 321     {
 322         $cfg        = $this->worksheet_cfg[$worksheet_name];
 323         $start_row  = $this->start_row;
 324         $formats    = (array)$this->formats;
 325         $worksheet  = $this->worksheet;
 326
 327         $hasRender   = false;
 328         $r = 0;
 329
 330         $cl = $clo;
 331         if (is_object($clo)) {
 332             $cl = (array)$clo; // lossless converstion..
 333         }
 334
 335         if (isset($cfg['row_height'])) {
 336             $worksheet->setRow($start_row +$r, $cfg['row_height']);
 337         }
 338
 339         $line_height = (isset($cfg['line_height'])) ? $cfg['line_height'] : 12;
 340         $height = 0;
 341
 342         foreach($cfg['cols']  as $c => $col_cfg) {
 343
 344             if(isset($col_cfg['dataIndex']) && isset($cl[$col_cfg['dataIndex']])){
 345                 $v =    $cl[$col_cfg['dataIndex']]  ;
 346
 347             }else{
 348                 if(isset($col_cfg['fillBlank'])){
 349                     $worksheet->write($start_row+$r, $c, '', $formats[$col_cfg['fillBlank']]);
 350                 }
 351                 continue;
 352             }
 353
 354             if (!isset($cl[$col_cfg['dataIndex']])) {
 355                 continue;
 356             }
 357             if (isset($col_cfg['txtrenderer'])) {
 358
 359                  if (is_a($col_cfg['txtrenderer'], 'Closure')) {
 360
 361                     $v =     $col_cfg['txtrenderer']($cl[$col_cfg['dataIndex']], $worksheet, $r+1, $c, $clo);
 362                 } else {
 363                     $v = call_user_func($col_cfg['txtrenderer'],
 364                             $cl[$col_cfg['dataIndex']], $worksheet, $r+1, $c, $clo);
 365                 }
 366                 if ($v === false) {
 367                     continue;
 368                 }
 369               //  var_dump($v);
 370             }
 371             if (isset($col_cfg['renderer'])) {
 372                 $hasRender = true;
 373
 374                 $v = isset($cl[$col_cfg['dataIndex']]) ? $cl[$col_cfg['dataIndex']] : '';
 375                 if (empty($cl[$col_cfg['dataIndex']])) {
 376                     continue;
 377                 }
 378                 $this->postRender[] = array(
 379                     $col_cfg['renderer'], $cl[$col_cfg['dataIndex']], $worksheet, $start_row+$r+1, $c, $cl
 380                 );
 381
 382
 383
 384
 385                 continue;
 386             }
 387
 388             $v = @iconv('UTF-8', 'UTF-8//TRANSLIT//IGNORE', $v);
 389
 390             $dataFormat = empty($col_cfg['dataFormat']) ? '' : $col_cfg['dataFormat'];
 391
 392
 393             $format = isset($col_cfg['format'])  && isset($formats[$col_cfg['format']] )   ? $formats[$col_cfg['format']] : false;
 394           //  print_R(array($start_row+$r, $c, $v, $format));exit;
 395           // handle 0 prefixes..
 396
 397             if (preg_match('/^[0-9]{4}-[0-9]{2}-[0-9]{2}$/', $v)) {
 398                 $dataFormat = 'date';
 399                 $format = empty($format) ? $this->formats['_default_date_format_']: $format;
 400                 $ut_to_ed_diff = 86400 * 25569;
 401                 $gmt = strtotime('1970-01-01');
 402
 403                 $v = (strtotime($v) + $ut_to_ed_diff - $gmt) / 86400;
 404                 // need to +8hrs to get real time..
 405
 406
 407             }
 408
 409             if ( (is_numeric($v) &&  strlen($v) > 1 && substr($v,0,1) == '0' && substr($v,1,1) != '.' )
 410                     ||
 411                     $dataFormat == 'string' ) {
 412                 $worksheet->writeString($start_row+$r, $c, $v, $format);
 413             } else {
 414
 415                 $worksheet->write($start_row+$r, $c, $v, $format);
 416             }
 417
 418             if(isset($col_cfg['autoHeight'])){
 419                 $vv = explode("\n", $v);
 420                 $height = MAX(count($vv) * $line_height, $height);;
 421                 $worksheet->setRow($start_row+$r, $height);
 422             }
 423         }
 424         $this->start_row++;
 425
 426         return $hasRender;
 427     }
 428
 429
 430     function send($fname)
 431     {
 432
 433         if (!empty($this->postRender)) {
 434             foreach($this->postRender as $ar) {
 435                  if (is_a($ar[0], 'Closure')) {
 436                     $ar[0]($ar[1], $ar[2], $ar[3], $ar[4], $ar[5]);
 437                 } else {
 438                 // not sure if row is correct here...!!!?
 439                     call_user_func($ar[0],$ar[1], $ar[2], $ar[3], $ar[4], $ar[5]);
 440                 }
 441             }
 442
 443         }
 444
 445
 446         if (!empty($this->workbook)) {
 447             $this->workbook->close();
 448             $this->workbook = false;
 449         }
 450
 451         require_once 'File/Convert.php';
 452         //var_Dump($this->outfile2);
 453         $fc=  new File_Convert($this->outfile2, "application/vnd.ms-excel");
 454         $fn = $fc->convert("application/vnd.ms-excel");
 455         //print_r($fc);
 456         $fc->serve('attachment',$fname); // can fix IE Mess
 457     }
 458
 459
 460 }