<?php
/**
*
* LICENSE
*
* This source file is subject to the new BSD license
* It is available through the world-wide-web at this URL:
* http://www.petala-azul.com/bsd.txt
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to geral@petala-azul.com so we can send you a copy immediately.
*
* @package Bvb_Grid
* @copyright Copyright (c) (http://www.petala-azul.com)
* @license http://www.petala-azul.com/bsd.txt New BSD License
* @version $Id$
* @author Bento Vilas Boas <geral@petala-azul.com >
*/
class Bvb_Grid_Deploy_Pdf extends Bvb_Grid implements Bvb_Grid_Deploy_DeployInterface
{
protected $_page;
protected $_width;
protected $_styles;
protected $_height;
protected $_cellFontSize = 8;
protected $_font;
protected $_pdf;
protected $_la;
protected $_cell;
protected $_totalPages;
protected $_currentPage;
public function __construct (array $options = array())
{
$this->_setRemoveHiddenFields(true);
parent::__construct($options);
}
/**
* @copyright http://n4.nabble.com/Finding-width-of-a-drawText-Text-in-Zend-Pdf-td677978.html
* @param $string
* @param $this->_font
* @param $this->_fontSize
*/
public function widthForStringUsingFontSize($string, $font, $fontSize=8)
{
@$drawingString = iconv('', 'UTF-16BE', $string);
$characters = array();
for ($i = 0; $i < strlen($drawingString); $i++) {
$characters[] = (ord($drawingString[$i++]) << 8) | ord($drawingString[$i]);
}
$glyphs = $font->glyphNumbersForCharacters($characters);
$widths = $this->_font->widthsForGlyphs($glyphs);
$stringWidth = (array_sum($widths) / $this->_font->getUnitsPerEm()) * $fontSize;
return $stringWidth;
}
public function calculateCellSize($titles, $sqlexp,$grid)
{
$this->_font = Zend_Pdf_Font::fontWithName(Zend_Pdf_Font::FONT_HELVETICA);
$i = 0;
$larg = array();
$fix = array();
foreach ($titles as $titles) {
if ((@$titles['field'] != $this->getInfo('hRow,field') && $this->getInfo('hRow,title') != '')
|| $this->getInfo('hRow,title') == ''
) {
$fix[$i] = ceil($this->widthForStringUsingFontSize($titles['value'], $this->_font, 14));
$i++;
}
}
$i = 0;
if (is_array($sqlexp)) {
foreach ($sqlexp as $sql) {
if (($sql['field'] != $this->getInfo('hRow,field') && $this->getInfo('hRow,title') != '')
|| $this->getInfo('hRow,title') == ''
) {
if ($fix[$i] < $this->widthForStringUsingFontSize($sql['value'], $this->_font)) {
$fix[$i] = ceil($this->widthForStringUsingFontSize($sql['value'], $this->_font));
}
$i++;
}
}
}
if ($this->getInfo('hRow,title') != '') {
$bar = $grid;
$hbar = trim($this->getInfo('hRow,field'));
$p = 0;
foreach ($grid[0] as $value) {
if ($value['field'] == $hbar) {
$hRowIndex = $p;
}
$p++;
}
$aa = 0;
}
foreach ($grid as $row) {
$i = 0;
$a = 1;
foreach ($row as $value) {
$value['value'] = strip_tags($value['value']);
if ((isset($value['field']) && $value['field']
!= $this->getInfo('hRow,field')
&& $this->getInfo('hRow,title') != '')
|| $this->getInfo('hRow,title') == ''
) {
if (!isset($larg[$i]) || $larg[$i] < strlen($value['value'])) {
$larg[$i] = strlen($value['value']);
}
$i++;
}
$a++;
}
$i++;
}
return array('larg'=>$larg,'fix'=>$fix);
}
public function buildPageStructure($titles,$firstPage = false)
{
if (strtoupper($this->_deploy['size'] = 'LETTER')
&& strtoupper($this->_deploy['orientation']) == 'LANDSCAPE'
) {
$this->_page = $this->_pdf->newPage(Zend_Pdf_Page::SIZE_LETTER_LANDSCAPE);
} elseif (strtoupper($this->_deploy['size'] = 'LETTER')
&& strtoupper($this->_deploy['orientation']) != 'LANDSCAPE'
) {
$this->_page = $this->_pdf->newPage(Zend_Pdf_Page::SIZE_LETTER);
} elseif (strtoupper($this->_deploy['size'] != 'A4')
&& strtoupper($this->_deploy['orientation']) == 'LANDSCAPE'
) {
$this->_page = $this->_pdf->newPage(Zend_Pdf_Page::SIZE_A4_LANDSCAPE);
} else {
$this->_page = $this->_pdf->newPage(Zend_Pdf_Page::SIZE_A4);
}
if($firstPage===true)
{
return;
}
$this->_page->setStyle($this->_styles['style']);
$this->_pdf->pages[] = $this->_page;
$this->_currentPage++;
$this->_font = Zend_Pdf_Font::fontWithName(Zend_Pdf_Font::FONT_HELVETICA);
$this->_page->setFont($this->_font, $this->getDeployOption('headerFontSize',14));
if (file_exists($this->_deploy['logo'])) {
$image = Zend_Pdf_Image::imageWithPath($this->_deploy['logo']);
list ($this->_width, $this->_height, $type, $attr) = getimagesize($this->_deploy['logo']);
$this->_page->drawImage(
$image, 40, $this->_page->getHeight() - $this->_height - 40, 40 + $this->_width, $this->_page->getHeight() - 40
);
}
$this->_page->drawText(
$this->__($this->_deploy['title']), $this->_width + 70, $this->_page->getHeight() - 70, $this->getCharEncoding()
);
$this->_page->setFont($this->_font, $this->_cellFontSize);
$this->_page->drawText(
$this->__($this->_deploy['subtitle']), $this->_width + 70, $this->_page->getHeight() - 80, $this->getCharEncoding()
);
$this->_height = $this->_page->getHeight() - 120;
$this->_page->drawText($this->__($this->_deploy['footer']), 40, 40, $this->getCharEncoding());
if ($this->_deploy['noPagination'] != 1) {
$this->_page->drawText(
$this->__($this->_deploy['page']) . ' ' . $this->_currentPage . '/' . $this->_totalPages, $this->_page->getWidth() - (strlen($this->__($this->_deploy['page'])) * $this->_cellFontSize) - 50, 40, $this->getCharEncoding()
);
}
reset($titles);
$i = 0;
$largura1 = 40;
$this->_page->setFont($this->_font, $this->_cellFontSize + 1);
foreach ($titles as $title) {
if (($title['field'] != $this->getInfo('hRow,field') && $this->getInfo('hRow,title') != '')
|| $this->getInfo('hRow,title') == ''
) {
if ((int) $this->_la == 0) {
$largura1 = 40;
} else {
@$largura1 = $this->_cell[$i - 1] + $largura1;
}
$this->_page->setStyle($this->_styles['topo']);
$this->_page->drawRectangle($largura1, $this->_height - 8, $largura1 + $this->_cell[$i] + 1, $this->_height + 12);
$this->_page->setStyle($this->_styles['style']);
$this->_page->drawText($title['value'], $largura1 + 2, $this->_height, $this->getCharEncoding());
$this->_la = $largura1;
$i++;
}
$this->_page->setFont($this->_font, $this->_cellFontSize);
}
}
public function deploy()
{
$this->checkExportRights();
$this->setRecordsPerPage(0);
parent::deploy();
$this->_width = 0;
$colors = array('title' => '#000000',
'subtitle' => '#111111',
'footer' => '#111111',
'header' => '#AAAAAA',
'row1' => '#EEEEEE',
'row2' => '#FFFFFF',
'sqlexp' => '#BBBBBB',
'lines' => '#111111',
'hrow' => '#E4E4F6',
'text' => '#000000',
'filters' => '#F9EDD2',
'filtersBox' => '#DEDEDE');
$this->_deploy['colors'] = array_merge($colors, (array) $this->_deploy['colors']);
if (!isset($this->_deploy['save'])) {
$this->_deploy['save'] = false;
}
if (!isset($this->_deploy['download'])) {
$this->_deploy['download'] = false;
}
if ($this->_deploy['save'] != 1 && $this->_deploy['download'] != 1) {
throw new Exception('Nothing to do. Please specify download&&|save options');
}
if (empty($this->_deploy['name'])) {
$this->_deploy['name'] = date('H_m_d_H_i_s');
}
if (substr($this->_deploy['name'], - 4) == '.xls') {
$this->_deploy['name'] = substr($this->_deploy['name'], 0, - 4);
}
if (!isset($this->_deploy['noPagination'])) {
$this->_deploy['noPagination'] = 0;
}
$this->_deploy['dir'] = rtrim($this->_deploy['dir'], '/') . '/';
if (!isset($this->_deploy['dir']) || !is_dir($this->_deploy['dir'])) {
throw new Bvb_Grid_Exception($this->_deploy['dir'] . ' is not a dir');
}
if (!is_writable($this->_deploy['dir'])) {
throw new Bvb_Grid_Exception($this->_deploy['dir'] . ' is not writable');
}
$this->_la = 0;
$titles = parent::_buildTitles();
$grid = parent::_BuildGrid();
$sqlExp = parent::_buildSqlExp();
$larg = $this->calculateCellSize($titles,$sqlExp,$grid);
$lengthTotal = array_sum($larg['larg']);
$this->_cellFontSize = $this->getDeployOption('cellFontSize', 8);
if (!$this->getInfo('hRow,field')) {
$this->_info['hRow']['field'] = '';
}
if (strtoupper($this->_deploy['orientation']) == 'LANDSCAPE'
&& strtoupper($this->_deploy['size']) == 'A4'
) {
$this->_totalPages = ceil(count($grid) / 26);
} elseif (strtoupper($this->_deploy['orientation']) == 'LANDSCAPE'
&& strtoupper($this->_deploy['size']) == 'LETTER'
) {
$this->_totalPages = ceil(count($grid) / 27);
} else {
$this->_totalPages = ceil(count($grid) / 37);
}
if ($this->_totalPages < 1) {
$this->_totalPages = 1;
}
$this->_pdf = new Zend_Pdf();
$this->_styles['style'] = new Zend_Pdf_Style();
$this->_styles['style']->setFillColor(new Zend_Pdf_Color_Html($this->_deploy['colors']['lines']));
$this->_styles['topo'] = new Zend_Pdf_Style();
$this->_styles['topo']->setFillColor(new Zend_Pdf_Color_Html($this->_deploy['colors']['header']));
$this->_styles['td'] = new Zend_Pdf_Style();
$this->_styles['td']->setFillColor(new Zend_Pdf_Color_Html($this->_deploy['colors']['row2']));
$this->_styles['styleFilters'] = new Zend_Pdf_Style();
$this->_styles['styleFilters']->setFillColor(new Zend_Pdf_Color_Html($this->_deploy['colors']['filters']));
$this->_styles['styleFiltersBox'] = new Zend_Pdf_Style();
$this->_styles['styleFiltersBox']->setFillColor(new Zend_Pdf_Color_Html($this->_deploy['colors']['filtersBox']));
$this->_styles['td2'] = new Zend_Pdf_Style();
$this->_styles['td2']->setFillColor(new Zend_Pdf_Color_Html($this->_deploy['colors']['row1']));
$this->_styles['hRowStyle'] = new Zend_Pdf_Style();
$this->_styles['hRowStyle']->setFillColor(new Zend_Pdf_Color_Html($this->_deploy['colors']['hrow']));
$this->_styles['styleSql'] = new Zend_Pdf_Style();
$this->_styles['styleSql']->setFillColor(new Zend_Pdf_Color_Html($this->_deploy['colors']['sqlexp']));
$this->_styles['styleText'] = new Zend_Pdf_Style();
$this->_styles['styleText']->setFillColor(new Zend_Pdf_Color_Html($this->_deploy['colors']['text']));
$this->buildPageStructure($titles,true);
$pageWidth = $this->_page->getWidth() - 80;
$i = 0;
foreach ($larg['larg'] as $final) {
$this->_cell[$i] = ceil($final * $pageWidth / $lengthTotal);
$i++;
}
$needed = 0;
$fix = $larg['fix'];
$larg = $larg['larg'];
$perc = array();
$i = 0;
foreach ($this->_cell as $key => $value) {
$perc[$key] = $value - $fix[$key];
$i++;
}
$perc = array();
foreach ($this->_cell as $key => $value) {
if ($value + 2 < $fix[$key]) {
$needed = ceil($fix[$key] - $value);
$this->_cell[$key] = $fix[$key];
}
if ($value > $fix[$key] + 2 + $needed) {
$this->_cell[$key] = $this->_cell[$key] - $needed;
$needed = 0;
$perc[$key] = $this->_cell[$key] - $fix[$key];
}
}
if (array_sum($this->_cell) > $pageWidth) {
$totalToRemove = array_sum($this->_cell) - $pageWidth;
foreach ($perc as $key => $value) {
$this->_cell[$key] = $this->_cell[$key] - round($totalToRemove * $value / array_sum($perc));
}
}
$cellsCount = count($titles);
if ($this->getInfo('hRow,title') != '') {
$cellsCount--;
}
$largura = ($this->_page->getWidth() - 80) / $cellsCount;
$this->_height = $this->_page->getHeight() - 120;
$this->buildPageStructure($titles);
$this->_page->setFont($this->_font, $this->_cellFontSize);
$this->_page->setStyle($this->_styles['style']);
if (is_array($grid)) {
if ($this->getInfo('hRow,title') != '') {
$bar = $grid;
$hbar = trim($this->getInfo('hRow,field'));
$p = 0;
foreach ($grid[0] as $value) {
if ($value['field'] == $hbar) {
$hRowIndex = $p;
}
$p++;
}
$aa = 0;
}
$ia = 0;
$aa = 0;
foreach ($grid as $value) {
if ($this->_height <= 80) {
$this->buildPageStructure($titles);
}
$this->_la = 0;
$this->_height = $this->_height - 16;
$i = 0;
$tdf = $ia % 2 ? $this->_styles['td'] : $this->_styles['td2'];
$a = 1;
if ($this->getInfo('hRow,title') != '') {
if ($bar[$aa][$hRowIndex]['value'] != @$bar[$aa - 1][$hRowIndex]['value']) {
$centrar = $this->_page->getWidth() - 80;
$centrar = round($centrar / 2) + 30;
if ((int) $this->_la == 0) {
$largura1 = 40;
} else {
$largura1 = $this->_cell[$i - 1] + $largura1;
}
$this->_page->setStyle($this->_styles['hRowStyle']);
$this->_page->drawRectangle($largura1, $this->_height-8, $this->_page->getWidth() - 39, $this->_height + 16);
$this->_page->setStyle($this->_styles['styleText']);
$this->_page->drawText($bar[$aa][$hRowIndex]['value'], $centrar, $this->_height+2, $this->getCharEncoding());
$this->_la = 0;
$this->_height = $this->_height - 16;
}
}
$nl = 0;
$tLines = $this->calculateNumerOfLinesForRecord($value);
$cellPos = 0;
foreach ($value as $value1) {
$value1['value'] = strip_tags(trim($value1['value']));
if (($value1['field'] != $this->getInfo('hRow,field') && $this->getInfo('hRow,title') != '')
|| $this->getInfo('hRow,title') == ''
) {
if ((int) $this->_la == 0) {
$largura1 = 40;
} else {
$largura1 = $this->_cell[$i - 1] + $largura1;
}
$this->_page->setStyle($tdf);
$this->_page->drawRectangle($largura1, $this->_height + 8 , $largura1 + $this->_cell[$i] + 1, $this->_height - 8 );
$this->_page->setStyle($this->_styles['styleText']);
$textToShow = $this->getArrayForPdfRecord($value1['value'],$cellPos,$tLines);
$heightSupport = 0;
for ($ti = 0; $ti < $tLines; $ti++) {
if (!isset($textToShow[$ti])) {
continue;
}
if (count($textToShow) == 1) {
$extraHeight = round($tLines / count($textToShow)) + 2;
} else {
$extraHeight = 0;
}
$this->_page->drawText($textToShow[$ti], $largura1 + 2, $this->_height - $extraHeight - ($heightSupport * 8), $this->getCharEncoding());
$heightSupport++;
}
$this->_la = $largura1;
$i++;
$nl++;
$cellPos++;
}
$a++;
}
$aa++;
$ia++;
}
}
$this->buildSqlPdf($sqlExp);
$this->buildShowFiltersInExport();
$this->_pdf->save($this->_deploy['dir'] . $this->_deploy['name'] . '.pdf');
if ($this->_deploy['download'] == 1) {
header('Content-type: application/pdf');
header('Content-Disposition: attachment; filename="' . $this->_deploy['name'] . '.pdf"');
readfile($this->_deploy['dir'] . $this->_deploy['name'] . '.pdf');
}
if ($this->_deploy['save'] != 1) {
unlink($this->_deploy['dir'] . $this->_deploy['name'] . '.pdf');
}
die();
}
public function buildSqlPdf($sql)
{
$la = 0;
$this->_height = $this->_height - 20;
$i = 0;
if (is_array($sql)) {
foreach ($sql as $value) {
if ((int) $la == 0) {
$largura1 = 40;
} else {
$largura1 = $this->_cell[$i - 1] + $largura1;
}
$this->_page->setStyle($this->_styles['styleSql']);
$this->_page->drawRectangle($largura1, $this->_height - 4, $largura1 + $this->_cell[$i]+1, $this->_height + 12);
$this->_page->setStyle($this->_styles['styleText']);
$this->_page->drawText($value['value'], $largura1 + 2, $this->_height, $this->getCharEncoding());
$la = $largura1;
$i++;
}
}
}
public function buildShowFIltersInExport()
{
$this->_la = 0;
$this->_height = $this->_height - 16;
$i = 0;
if (is_array($this->_showFiltersInExport) || $this->_showFiltersInExport == true) {
if (is_array($this->_showFiltersInExport) && is_array($this->_filtersValues)) {
$this->_showFiltersInExport = array_merge($this->_showFiltersInExport, $this->_filtersValues);
} elseif (is_array($this->_showFiltersInExport)) {
$this->_showFiltersInExport = $this->_showFiltersInExport;
} elseif (is_array($this->_filtersValues)) {
$this->_showFiltersInExport = $this->_filtersValues;
}
if (count($this->_showFiltersInExport) > 0) {
$this->_page->setStyle($this->_styles['styleFilters']);
$this->_page->drawRectangle(40, $this->_height - 4, array_sum($this->_cell) + 41, $this->_height + 12);
$this->_page->setStyle($this->_styles['styleText']);
$tLarg = $this->widthForStringUsingFontSize($this->__('Filtered by:'), $this->_font);
$i = 0;
$this->_page->setStyle($this->_styles['styleFiltersBox']);
$this->_page->drawRectangle(40, $this->_height - 4, $tLarg + 60, $this->_height + 12);
$this->_page->setStyle($this->_styles['styleText']);
$text = ' ' . $this->__('Filtered by:') . ' ';
foreach ($this->_showFiltersInExport as $key => $value) {
if ($keyHelper = $this->getField($key)) {
$key = $keyHelper['title'];
}
if (is_array($value)) {
foreach ($value as $newName => $newValue) {
$text .= $this->__($key) . ' - ' . $this->__(ucfirst($newName)) . ': '
. $this->__($newValue) . ' | ';
}
} else {
$text .= $this->__($key) . ': ' . $this->__($value) . ' | ';
}
$i++;
}
$this->_page->drawText($text, $tLarg + 3, $this->_height, $this->getCharEncoding());
}
}
}
public function calculateNumerOfLinesForRecord($value)
{
$value = array_slice($value, 0, count($this->_cell));
$width = array();
foreach ($value as $key => $field) {
$width[$key] = round($this->widthForStringUsingFontSize($field['value'], $this->_font));
}
$lines = 1;
foreach ($width as $key => $value) {
$i = ceil($width[$key]/$this->_cell[$key]);
if ($i > $lines) {
$lines = $i;
}
}
return $lines;
}
public function getArrayForPdfRecord($value, $pos)
{
$width = round($this->widthForStringUsingFontSize($value, $this->_font));
$maxWidth = $this->_cell[$pos];
if ($maxWidth > $width) {
return array($value);
}
$return = array();
$chuncks = explode(" ",$value);
$current = 0;
$currentCounter = 0;
for ($i = 0; $i < count($chuncks); $i++) {
$aux = implode(' ', array_slice($chuncks, $current, $currentCounter + 1));
if ($this->widthForStringUsingFontSize($aux, $this->_font) > $maxWidth) {
$return[] = implode(' ', array_slice($chuncks, $current, $currentCounter));
$current = $i;
$currentCounter = 0;
}
$currentCounter++;
if (($i + 1) == count($chuncks)) {
$return[] = implode(' ',array_slice($chuncks,$current+1));
}
}
return $return;
}
}
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