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   1  <?php
   2  
   3  /**
   4   * @version   v5.20.3  01-Jan-2016
   5   * @copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved.
   6   * @copyright (c) 2014      Damien Regad, Mark Newnham and the ADOdb community
   7   * Released under both BSD license and Lesser GPL library license.
   8   * Whenever there is any discrepancy between the two licenses,
   9   * the BSD license will take precedence.
  10   *
  11   * Code to export recordsets in several formats:
  12   *
  13   * AS VARIABLE
  14   * $s = rs2csv($rs); # comma-separated values
  15   * $s = rs2tab($rs); # tab delimited
  16   *
  17   * TO A FILE
  18   * $f = fopen($path,'w');
  19   * rs2csvfile($rs,$f);
  20   * fclose($f);
  21   *
  22   * TO STDOUT
  23   * rs2csvout($rs);
  24   */
  25  
  26  // returns a recordset as a csv string
  27  function rs2csv(&$rs,$addtitles=true)
  28  {
  29      return _adodb_export($rs,',',',',false,$addtitles);
  30  }
  31  
  32  // writes recordset to csv file
  33  function rs2csvfile(&$rs,$fp,$addtitles=true)
  34  {
  35      _adodb_export($rs,',',',',$fp,$addtitles);
  36  }
  37  
  38  // write recordset as csv string to stdout
  39  function rs2csvout(&$rs,$addtitles=true)
  40  {
  41      $fp = fopen('php://stdout','wb');
  42      _adodb_export($rs,',',',',true,$addtitles);
  43      fclose($fp);
  44  }
  45  
  46  function rs2tab(&$rs,$addtitles=true)
  47  {
  48      return _adodb_export($rs,"\t",',',false,$addtitles);
  49  }
  50  
  51  // to file pointer
  52  function rs2tabfile(&$rs,$fp,$addtitles=true)
  53  {
  54      _adodb_export($rs,"\t",',',$fp,$addtitles);
  55  }
  56  
  57  // to stdout
  58  function rs2tabout(&$rs,$addtitles=true)
  59  {
  60      $fp = fopen('php://stdout','wb');
  61      _adodb_export($rs,"\t",' ',true,$addtitles);
  62      if ($fp) fclose($fp);
  63  }
  64  
  65  function _adodb_export(&$rs,$sep,$sepreplace,$fp=false,$addtitles=true,$quote = '"',$escquote = '"',$replaceNewLine = ' ')
  66  {
  67      if (!$rs) return '';
  68      //----------
  69      // CONSTANTS
  70      $NEWLINE = "\r\n";
  71      $BUFLINES = 100;
  72      $escquotequote = $escquote.$quote;
  73      $s = '';
  74  
  75      if ($addtitles) {
  76          $fieldTypes = $rs->FieldTypesArray();
  77          reset($fieldTypes);
  78          $i = 0;
  79          $elements = array();
  80          while(list(,$o) = each($fieldTypes)) {
  81  
  82              $v = ($o) ? $o->name : 'Field'.($i++);
  83              if ($escquote) $v = str_replace($quote,$escquotequote,$v);
  84              $v = strip_tags(str_replace("\n", $replaceNewLine, str_replace("\r\n",$replaceNewLine,str_replace($sep,$sepreplace,$v))));
  85              $elements[] = $v;
  86  
  87          }
  88          $s .= implode($sep, $elements).$NEWLINE;
  89      }
  90      $hasNumIndex = isset($rs->fields[0]);
  91  
  92      $line = 0;
  93      $max = $rs->FieldCount();
  94  
  95      while (!$rs->EOF) {
  96          $elements = array();
  97          $i = 0;
  98  
  99          if ($hasNumIndex) {
 100              for ($j=0; $j < $max; $j++) {
 101                  $v = $rs->fields[$j];
 102                  if (!is_object($v)) $v = trim($v);
 103                  else $v = 'Object';
 104                  if ($escquote) $v = str_replace($quote,$escquotequote,$v);
 105                  $v = strip_tags(str_replace("\n", $replaceNewLine, str_replace("\r\n",$replaceNewLine,str_replace($sep,$sepreplace,$v))));
 106  
 107                  if (strpos($v,$sep) !== false || strpos($v,$quote) !== false) $elements[] = "$quote$v$quote";
 108                  else $elements[] = $v;
 109              }
 110          } else { // ASSOCIATIVE ARRAY
 111              foreach($rs->fields as $v) {
 112                  if ($escquote) $v = str_replace($quote,$escquotequote,trim($v));
 113                  $v = strip_tags(str_replace("\n", $replaceNewLine, str_replace("\r\n",$replaceNewLine,str_replace($sep,$sepreplace,$v))));
 114  
 115                  if (strpos($v,$sep) !== false || strpos($v,$quote) !== false) $elements[] = "$quote$v$quote";
 116                  else $elements[] = $v;
 117              }
 118          }
 119          $s .= implode($sep, $elements).$NEWLINE;
 120          $rs->MoveNext();
 121          $line += 1;
 122          if ($fp && ($line % $BUFLINES) == 0) {
 123              if ($fp === true) echo $s;
 124              else fwrite($fp,$s);
 125              $s = '';
 126          }
 127      }
 128  
 129      if ($fp) {
 130          if ($fp === true) echo $s;
 131          else fwrite($fp,$s);
 132          $s = '';
 133      }
 134  
 135      return $s;
 136  }