/**
* Returns text with soft hyphens.
* @param $text (string) text to process
* @param $patterns (mixed) Array of hypenation patterns or a TEX file containing hypenation patterns. TEX patterns can be downloaded from http://www.ctan.org/tex-archive/language/hyph-utf8/tex/generic/hyph-utf8/patterns/
* @param $dictionary (array) Array of words to be returned without applying the hyphenation algorithm.
* @param $leftmin (int) Minimum number of character to leave on the left of the word without applying the hyphens.
* @param $rightmin (int) Minimum number of character to leave on the right of the word without applying the hyphens.
* @param $charmin (int) Minimum word length to apply the hyphenation algorithm.
* @param $charmax (int) Maximum length of broken piece of word.
* @return array text with soft hyphens
* @author Nicola Asuni
* @since 4.9.012 (2010-04-12)
* @public
*/
public function hyphenateText($text, $patterns, $dictionary = array(), $leftmin = 1, $rightmin = 2, $charmin = 1, $charmax = 8)
{
$text = $this->unhtmlentities($text);
$word = array();
// last word
$txtarr = array();
// text to be returned
$intag = false;
// true if we are inside an HTML tag
$skip = false;
// true to skip hyphenation
if (!is_array($patterns)) {
$patterns = TCPDF_STATIC::getHyphenPatternsFromTEX($patterns);
}
// get array of characters
$unichars = TCPDF_FONTS::UTF8StringToArray($text, $this->isunicode, $this->CurrentFont);
// for each char
foreach ($unichars as $char) {
if (!$intag and !$skip and TCPDF_FONT_DATA::$uni_type[$char] == 'L') {
// letter character
$word[] = $char;
} else {
// other type of character
if (!TCPDF_STATIC::empty_string($word)) {
// hypenate the word
$txtarr = array_merge($txtarr, $this->hyphenateWord($word, $patterns, $dictionary, $leftmin, $rightmin, $charmin, $charmax));
$word = array();
}
$txtarr[] = $char;
if (chr($char) == '<') {
// we are inside an HTML tag
$intag = true;
} elseif ($intag and chr($char) == '>') {
// end of HTML tag
$intag = false;
// check for style tag
$expected = array(115, 116, 121, 108, 101);
// = 'style'
$current = array_slice($txtarr, -6, 5);
// last 5 chars
$compare = array_diff($expected, $current);
if (empty($compare)) {
// check if it is a closing tag
$expected = array(47);
// = '/'
$current = array_slice($txtarr, -7, 1);
$compare = array_diff($expected, $current);
if (empty($compare)) {
// closing style tag
$skip = false;
} else {
// opening style tag
$skip = true;
}
}
}
}
}
if (!TCPDF_STATIC::empty_string($word)) {
// hypenate the word
$txtarr = array_merge($txtarr, $this->hyphenateWord($word, $patterns, $dictionary, $leftmin, $rightmin, $charmin, $charmax));
}
// convert char array to string and return
return TCPDF_FONTS::UTF8ArrSubString($txtarr, '', '', $this->isunicode);
}
/**
* Returns text with soft hyphens.
* @param $text (string) text to process
* @param $patterns (mixed) Array of hypenation patterns or a TEX file containing hypenation patterns. TEX patterns can be downloaded from http://www.ctan.org/tex-archive/language/hyph-utf8/tex/generic/hyph-utf8/patterns/
* @param $dictionary (array) Array of words to be returned without applying the hyphenation algoritm.
* @param $leftmin (int) Minimum number of character to leave on the left of the word without applying the hyphens.
* @param $rightmin (int) Minimum number of character to leave on the right of the word without applying the hyphens.
* @param $charmin (int) Minimum word length to apply the hyphenation algoritm.
* @param $charmax (int) Maximum length of broken piece of word.
* @return array text with soft hyphens
* @author Nicola Asuni
* @since 4.9.012 (2010-04-12)
* @public
*/
public function hyphenateText($text, $patterns, $dictionary = array(), $leftmin = 1, $rightmin = 2, $charmin = 1, $charmax = 8)
{
$text = $this->unhtmlentities($text);
$word = array();
// last word
$txtarr = array();
// text to be returned
$intag = false;
// true if we are inside an HTML tag
if (!is_array($patterns)) {
$patterns = TCPDF_STATIC::getHyphenPatternsFromTEX($patterns);
}
// get array of characters
$unichars = TCPDF_FONTS::UTF8StringToArray($text, $this->isunicode, $this->CurrentFont);
// for each char
foreach ($unichars as $char) {
if (!$intag and TCPDF_FONT_DATA::$uni_type[$char] == 'L') {
// letter character
$word[] = $char;
} else {
// other type of character
if (!TCPDF_STATIC::empty_string($word)) {
// hypenate the word
$txtarr = array_merge($txtarr, $this->hyphenateWord($word, $patterns, $dictionary, $leftmin, $rightmin, $charmin, $charmax));
$word = array();
}
$txtarr[] = $char;
if (chr($char) == '<') {
// we are inside an HTML tag
$intag = true;
} elseif ($intag and chr($char) == '>') {
// end of HTML tag
$intag = false;
}
}
}
if (!TCPDF_STATIC::empty_string($word)) {
// hypenate the word
$txtarr = array_merge($txtarr, $this->hyphenateWord($word, $patterns, $dictionary, $leftmin, $rightmin, $charmin, $charmax));
}
// convert char array to string and return
return TCPDF_FONTS::UTF8ArrSubString($txtarr, '', '', $this->isunicode);
}
protected function renderRow($x, $y, $row, $options, &$view = NULL, $key = NULL, $printLabels = TRUE)
{
$pageDim = $this->getPageDimensions();
// Render the content if it is not already:
if (is_object($view) && $key != NULL && isset($view->field[$key]) && is_object($view->field[$key]) && !is_string($row)) {
$content = $view->field[$key]->theme($row);
} elseif (is_string($row)) {
$content = $row;
} else {
// We got bad data. So return.
return;
}
if (empty($key) || !empty($view->field[$key]->options['exclude']) || empty($content) && $view->field[$key]->options['hide_empty']) {
return '';
}
// Apply the hyphenation patterns to the content:
if (!isset($options['text']['hyphenate']) && is_object($view) && is_object($view->display_handler)) {
$options['text']['hyphenate'] = $view->display_handler->get_option('default_text_hyphenate');
}
if (isset($options['text']['hyphenate']) && $options['text']['hyphenate'] != 'none') {
$patternFile = $options['text']['hyphenate'];
if ($options['text']['hyphenate'] == 'auto' && is_object($row)) {
// Workaround:
// Since "$nodeLanguage = $row->node_language;" does not work anymore,
// we using this:
if (isset($row->_field_data['nid']['entity']->language)) {
$nodeLanguage = $row->_field_data['nid']['entity']->language;
foreach (self::getAvailableHyphenatePatterns() as $file => $pattern) {
if (stristr($pattern, $nodeLanguage) !== FALSE) {
$patternFile = $file;
break;
}
}
}
}
$patternFile = views_pdf_get_library('tcpdf') . '/hyphenate_patterns/' . $patternFile;
if (file_exists($patternFile)) {
if (method_exists('TCPDF_STATIC', 'getHyphenPatternsFromTEX')) {
$hyphen_patterns = TCPDF_STATIC::getHyphenPatternsFromTEX($patternFile);
} else {
$hyphen_patterns = $this->getHyphenPatternsFromTEX($patternFile);
}
// Bugfix if you like to print some html code to the PDF, we
// need to prevent the replacement of this tags.
$content = str_replace('>', '&gt;', $content);
$content = str_replace('<', '&lt;', $content);
$content = $this->hyphenateText($content, $hyphen_patterns);
}
}
// Set css variable
if (is_object($view) && is_object($view->display_handler)) {
$css_file = $view->display_handler->get_option('css_file');
}
// Render Labels
$prefix = '';
if ($printLabels && !empty($view->field[$key]->options['label'])) {
$prefix = $view->field[$key]->options['label'];
if ($view->field[$key]->options['element_label_colon']) {
$prefix .= ':';
}
$prefix .= ' ';
}
$font_size = empty($options['text']['font_size']) ? $this->defaultFontSize : $options['text']['font_size'];
$font_family = $options['text']['font_family'] == 'default' || empty($options['text']['font_family']) ? $this->defaultFontFamily : $options['text']['font_family'];
$font_style = is_array($options['text']['font_style']) ? $options['text']['font_style'] : $this->defaultFontStyle;
$textColor = !empty($options['text']['color']) ? $this->parseColor($options['text']['color']) : $this->parseColor($this->defaultFontColor);
$w = $options['position']['width'];
$h = $options['position']['height'];
$border = 0;
$align = isset($options['text']['align']) ? $options['text']['align'] : $this->defaultTextAlign;
$fill = 0;
$ln = 1;
$reseth = TRUE;
$stretch = 0;
$ishtml = isset($options['render']['is_html']) ? $options['render']['is_html'] : 1;
$stripHTML = !$ishtml;
$autopadding = TRUE;
$maxh = 0;
$valign = 'T';
$fitcell = FALSE;
// Run eval before.
if (!empty($options['render']['bypass_eval_before']) && !empty($options['render']['eval_before'])) {
eval($options['render']['eval_before']);
} elseif (!empty($options['render']['eval_before'])) {
$content = php_eval($options['render']['eval_before']);
}
// Add css if there is a css file set and stripHTML is not active.
if (!empty($css_file) && is_string($css_file) && !$stripHTML && $ishtml && !empty($content)) {
$content = '<link type="text/css" rel="stylesheet" media="all" href="' . $css_file . '" />' . PHP_EOL . $content;
}
// Set Text Color.
$this->SetTextColorArray($textColor);
// Set font.
$this->SetFont($font_family, implode('', $font_style), $font_size);
// Save the last page before starting writing, this
// is needed to dected if we write over a page. Then we need
// to reset the y coordinate for the 'last_writing' position option.
$this->lastWritingPage = $this->getPage();
if ($stripHTML) {
$content = strip_tags($content);
}
// Write the content of a field to the pdf file:
if (!empty($content)) {
$this->MultiCell($w, $h, $prefix . $content, $border, $align, $fill, $ln, $x, $y, $reseth, $stretch, $ishtml, $autopadding, $maxh, $valign, $fitcell);
} else {
$this->MultiCell($w, $h, $prefix, $border, $align, $fill, $ln, $x, $y, $reseth, $stretch, $ishtml, $autopadding, $maxh, $valign, $fitcell);
}
// Reset font to default.
$this->SetFont($this->defaultFontFamily, implode('', $this->defaultFontStyle), $this->defaultFontSize);
// Run eval after.
if (!empty($options['render']['bypass_eval_after']) && !empty($options['render']['eval_after'])) {
eval($options['render']['eval_after']);
} elseif (!empty($options['render']['eval_after'])) {
$content = php_eval($options['render']['eval_after']);
}
// Write Coordinates of element.
$this->elements[$key] = array('x' => $x, 'y' => $y, 'width' => empty($w) ? $pageDim['wk'] - $this->rMargin - $x : $w, 'height' => $this->y - $y, 'page' => $this->lastWritingPage);
$this->lastWritingElement = $key;
}
