CRM/Utils/PDF/Label.php

   1 <?php
   2 /*
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   4  | CiviCRM version 5                                                  |
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   6  | Copyright CiviCRM LLC (c) 2004-2018                                |
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   8  | This file is a part of CiviCRM.                                    |
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  10  | CiviCRM is free software; you can copy, modify, and distribute it  |
  11  | under the terms of the GNU Affero General Public License           |
  12  | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
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  17  | See the GNU Affero General Public License for more details.        |
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  26  */
  27
  28 /**
  29  * Class to print labels in Avery or custom formats
  30  * functionality and smarts to the base PDF_Label.
  31  *
  32  * @package CRM
  33  * @copyright CiviCRM LLC (c) 2004-2018
  34  */
  35
  36 /**
  37  * Class CRM_Utils_PDF_Label
  38  */
  39 class CRM_Utils_PDF_Label extends TCPDF {
  40
  41   // make these properties public due to
  42   // CRM-5880
  43   // Default label format values
  44   public $defaults;
  45   // Current label format values
  46   public $format;
  47   // Name of format
  48   public $formatName;
  49   // Left margin of labels
  50   public $marginLeft;
  51   // Top margin of labels
  52   public $marginTop;
  53   // Horizontal space between 2 labels
  54   public $xSpace;
  55   // Vertical space between 2 labels
  56   public $ySpace;
  57   // Number of labels horizontally
  58   public $xNumber;
  59   // Number of labels vertically
  60   public $yNumber;
  61   // Width of label
  62   public $width;
  63   // Height of label
  64   public $height;
  65   // Line Height of label - used in event code
  66   public $lineHeight = 0;
  67   // Space between text and left edge of label
  68   public $paddingLeft;
  69   // Space between text and top edge of label
  70   public $paddingTop;
  71   // Character size (in points)
  72   public $charSize;
  73   // Metric used for all PDF doc measurements
  74   public $metricDoc;
  75   // Name of the font
  76   public $fontName;
  77   // 'B' bold, 'I' italic, 'BI' bold+italic
  78   public $fontStyle;
  79   // Paper size name
  80   public $paperSize;
  81   // Paper orientation
  82   public $orientation;
  83   // Paper dimensions array (w, h)
  84   public $paper_dimensions;
  85   // Counter for positioning labels
  86   public $countX = 0;
  87   // Counter for positioning labels
  88   public $countY = 0;
  89
  90   /**
  91    * Constructor.
  92    *
  93    * @param $format
  94    *   Either the name of a Label Format in the Option Value table.
  95    *                  or an array of Label Format values.
  96    * @param string|\Unit $unit Unit of measure for the PDF document
  97    */
  98   public function __construct($format, $unit = 'mm') {
  99     if (is_array($format)) {
 100       // Custom format
 101       $tFormat = $format;
 102     }
 103     else {
 104       // Saved format
 105       $tFormat = CRM_Core_BAO_LabelFormat::getByName($format);
 106     }
 107
 108     $this->LabelSetFormat($tFormat, $unit);
 109     parent::__construct($this->orientation, $this->metricDoc, $this->paper_dimensions);
 110     $this->generatorMethod = NULL;
 111     $this->SetFont($this->fontName, $this->fontStyle);
 112     $this->SetFontSize($this->charSize);
 113     $this->SetMargins(0, 0);
 114     $this->SetAutoPageBreak(FALSE);
 115     $this->setPrintHeader(FALSE);
 116     $this->setPrintFooter(FALSE);
 117   }
 118
 119   /**
 120    * @param $objectinstance
 121    * @param string $methodname
 122    */
 123   public function SetGenerator($objectinstance, $methodname = 'generateLabel') {
 124     $this->generatorMethod = $methodname;
 125     $this->generatorObject = $objectinstance;
 126   }
 127
 128   /**
 129    * @param string $name
 130    * @param bool $convert
 131    *
 132    * @return float|int|mixed
 133    */
 134   public function getFormatValue($name, $convert = FALSE) {
 135     if (isset($this->format[$name])) {
 136       $value = $this->format[$name];
 137       $metric = $this->format['metric'];
 138     }
 139     else {
 140       $value = CRM_Utils_Array::value($name, $this->defaults);
 141       $metric = $this->defaults['metric'];
 142     }
 143     if ($convert) {
 144       $value = CRM_Utils_PDF_Utils::convertMetric($value, $metric, $this->metricDoc);
 145     }
 146     return $value;
 147   }
 148
 149   /**
 150    * initialize label format settings.
 151    *
 152    * @param $format
 153    * @param $unit
 154    */
 155   public function LabelSetFormat(&$format, $unit) {
 156     $this->defaults = CRM_Core_BAO_LabelFormat::getDefaultValues();
 157     $this->format = &$format;
 158     $this->formatName = $this->getFormatValue('name');
 159     $this->paperSize = $this->getFormatValue('paper-size');
 160     $this->orientation = $this->getFormatValue('orientation');
 161     $this->fontName = $this->getFormatValue('font-name');
 162     $this->charSize = $this->getFormatValue('font-size');
 163     $this->fontStyle = $this->getFormatValue('font-style');
 164     $this->xNumber = $this->getFormatValue('NX');
 165     $this->yNumber = $this->getFormatValue('NY');
 166     $this->metricDoc = $unit;
 167     $this->marginLeft = $this->getFormatValue('lMargin', TRUE);
 168     $this->marginTop = $this->getFormatValue('tMargin', TRUE);
 169     $this->xSpace = $this->getFormatValue('SpaceX', TRUE);
 170     $this->ySpace = $this->getFormatValue('SpaceY', TRUE);
 171     $this->width = $this->getFormatValue('width', TRUE);
 172     $this->height = $this->getFormatValue('height', TRUE);
 173     $this->paddingLeft = $this->getFormatValue('lPadding', TRUE);
 174     $this->paddingTop = $this->getFormatValue('tPadding', TRUE);
 175     $paperSize = CRM_Core_BAO_PaperSize::getByName($this->paperSize);
 176     $w = CRM_Utils_PDF_Utils::convertMetric($paperSize['width'], $paperSize['metric'], $this->metricDoc);
 177     $h = CRM_Utils_PDF_Utils::convertMetric($paperSize['height'], $paperSize['metric'], $this->metricDoc);
 178     $this->paper_dimensions = array($w, $h);
 179   }
 180
 181   /**
 182    * Generate the pdf of one label (can be modified using SetGenerator)
 183    *
 184    * @param string $text
 185    */
 186   public function generateLabel($text) {
 187     $args = array(
 188       'w' => $this->width - 2 * $this->paddingLeft,
 189       'h' => 0,
 190       'txt' => $text,
 191       'border' => 0,
 192       'align' => 'L',
 193       'fill' => 0,
 194       'ln' => 0,
 195       'x' => '',
 196       'y' => '',
 197       'reseth' => TRUE,
 198       'stretch' => 0,
 199       'ishtml' => FALSE,
 200       'autopadding' => FALSE,
 201       'maxh' => $this->height,
 202     );
 203
 204     CRM_Utils_Hook::alterMailingLabelParams($args);
 205
 206     if ($args['ishtml'] == TRUE) {
 207       $this->writeHTMLCell($args['w'], $args['h'],
 208         $args['x'], $args['y'],
 209         $args['txt'], $args['border'],
 210         $args['ln'], $args['fill'],
 211         $args['reseth'], $args['align'],
 212         $args['autopadding']
 213       );
 214     }
 215     else {
 216       $this->multiCell($args['w'], $args['h'],
 217         $args['txt'], $args['border'],
 218         $args['align'], $args['fill'],
 219         $args['ln'], $args['x'],
 220         $args['y'], $args['reseth'],
 221         $args['stretch'], $args['ishtml'],
 222         $args['autopadding'], $args['maxh']
 223       );
 224     }
 225   }
 226
 227   /**
 228    * Print a label.
 229    *
 230    * @param $texte
 231    */
 232   public function AddPdfLabel($texte) {
 233     if ($this->countX == $this->xNumber) {
 234       // Page full, we start a new one
 235       $this->AddPage();
 236       $this->countX = 0;
 237       $this->countY = 0;
 238     }
 239
 240     $posX = $this->marginLeft + ($this->countX * ($this->width + $this->xSpace));
 241     $posY = $this->marginTop + ($this->countY * ($this->height + $this->ySpace));
 242     $this->SetXY($posX + $this->paddingLeft, $posY + $this->paddingTop);
 243     if ($this->generatorMethod) {
 244       call_user_func_array(array($this->generatorObject, $this->generatorMethod), array($texte));
 245     }
 246     else {
 247       $this->generateLabel($texte);
 248     }
 249     $this->countY++;
 250
 251     if ($this->countY == $this->yNumber) {
 252       // End of column reached, we start a new one
 253       $this->countX++;
 254       $this->countY = 0;
 255     }
 256   }
 257
 258   /**
 259    * Get the available font names.
 260    *
 261    * @return array
 262    */
 263   public function getFontNames() {
 264     // Define labels for TCPDF core fonts
 265     $fontLabel = array(
 266       'courier' => ts('Courier'),
 267       'helvetica' => ts('Helvetica'),
 268       'times' => ts('Times New Roman'),
 269       'dejavusans' => ts('Deja Vu Sans (UTF-8)'),
 270     );
 271
 272     // Check to see if we have any additional fonts to add. You can specify more fonts in
 273     // civicrm.settings.php via: $config['CiviCRM Preferences']['additional_fonts']
 274     // CRM-13307
 275     $additionalFonts = Civi::settings()->get('additional_fonts');
 276     if (is_array($additionalFonts)) {
 277       $fontLabel = array_merge($fontLabel, $additionalFonts);
 278     }
 279
 280     $tcpdfFonts = $this->fontlist;
 281     foreach ($tcpdfFonts as $fontName) {
 282       if (array_key_exists($fontName, $fontLabel)) {
 283         $list[$fontName] = $fontLabel[$fontName];
 284       }
 285     }
 286
 287     return $list;
 288   }
 289
 290 }