/**
* @group ZF-9450
*/
public function testUnescapeOctal()
{
$input = array(0304 => '\\304', 0326 => '\\326', 0334 => '\\334');
foreach ($input as $k => $v) {
$this->assertEquals(Zend_Pdf_Element_String::unescape($v), chr($k), 'expected German Umlaut');
}
}
/**
* Draw a line of text at the specified position.
*
* @param string $text
* @param float $x
* @param float $y
* @param string $charEncoding (optional) Character encoding of source text.
* Defaults to current locale.
* @throws Zend_Pdf_Exception
* @return Zend_Pdf_Page
*/
public function drawText($text, $x, $y, $charEncoding = '')
{
if ($this->_font === null) {
//require_once 'Zend/Pdf/Exception.php';
throw new Zend_Pdf_Exception('Font has not been set');
}
$this->_addProcSet('Text');
$textObj = new Zend_Pdf_Element_String($this->_font->encodeString($text, $charEncoding));
$xObj = new Zend_Pdf_Element_Numeric($x);
$yObj = new Zend_Pdf_Element_Numeric($y);
$this->_contents .= "BT\n" . $xObj->toString() . ' ' . $yObj->toString() . " Td\n" . $textObj->toString() . " Tj\n" . "ET\n";
return $this;
}
/**
* Read string PDF object
* Also reads trailing ')' from a pdf stream
*
* @return Zend_Pdf_Element_String
* @throws Zend_Pdf_Exception
*/
private function _readString()
{
$start = $this->offset;
$openedBrackets = 1;
$this->offset += strcspn($this->data, '()\\', $this->offset);
while ($this->offset < strlen($this->data)) {
switch (ord($this->data[$this->offset])) {
case 0x28:
// '(' - opened bracket in the string, needs balanced pair.
$this->offset++;
$openedBrackets++;
break;
case 0x29:
// ')' - pair to the opened bracket
$this->offset++;
$openedBrackets--;
break;
case 0x5c:
// '\\' - escape sequence, skip next char from a check
$this->offset += 2;
}
if ($openedBrackets == 0) {
break;
// end of string
}
$this->offset += strcspn($this->data, '()\\', $this->offset);
}
if ($openedBrackets != 0) {
require_once 'Zend/Pdf/Exception.php';
throw new Zend_Pdf_Exception(sprintf('PDF file syntax error. Unexpected end of file while string reading. Offset - 0x%X. \')\' expected.', $start));
}
return new Zend_Pdf_Element_String(Zend_Pdf_Element_String::unescape(substr($this->data, $start, $this->offset - $start - 1)));
}
/**
* Draw a line of text at the specified position.
*
* @param string $text
* @param float $x
* @param float $y
* @throws Zend_Pdf_Exception
*/
public function drawText($text, $x, $y)
{
if ($this->_font === null) {
throw new Zend_Pdf_Exception('Font has not been set');
}
$this->_addProcSet('Text');
$textObj = new Zend_Pdf_Element_String($text);
$xObj = new Zend_Pdf_Element_Numeric($x);
$yObj = new Zend_Pdf_Element_Numeric($y);
$this->_contents .= "BT\n" . $xObj->toString() . ' ' . $yObj->toString() . " Td\n" . $textObj->toString() . " Tj\n" . "ET\n";
}
public function testUnescape()
{
$this->assertEquals(Zend_Pdf_Element_String::unescape("\\n\\r\\t\\b\\f\\(\\)\\\\ \nsome \\\ntext"), "\n\r\t\f()\\ \nsome text");
}
/**
* Read string PDF object
* Also reads trailing ')' from a pdf stream
*
* @return Zend_Pdf_Element_String
* @throws Zend_Pdf_Exception
*/
private function _readString()
{
$start = $this->_current;
$openedBrackets = 1;
while ($this->_current < strlen($this->_pdfString)) {
switch (ord($this->_pdfString[$this->_current])) {
case 0x28:
// '(' - opened bracket in the string, needs balanced pair.
$openedBrackets++;
break;
case 0x29:
// ')' - pair to the opened bracket
$openedBrackets--;
break;
case 0x5c:
// '\\' - escape sequence, skip next char from a check
$this->_current++;
}
$this->_current++;
if ($openedBrackets == 0) {
break;
// end of string
}
}
if ($openedBrackets != 0) {
throw new Zend_Pdf_Exception(sprintf('PDF file syntax error. Unexpected end of file while string reading. Offset - 0x%X. \')\' expected.', $start));
}
return new Zend_Pdf_Element_String(Zend_Pdf_Element_String::unescape(substr($this->_pdfString, $start, $this->_current - $start - 1)));
}
private function _readString()
{
$start = $this->offset;
$openedBrackets = 1;
$this->offset += strcspn($this->data, '()\\', $this->offset);
while ($this->offset < strlen($this->data)) {
switch (ord($this->data[$this->offset])) {
case 0x28:
$this->offset++;
$openedBrackets++;
break;
case 0x29:
$this->offset++;
$openedBrackets--;
break;
case 0x5c:
$this->offset += 2;
}
if ($openedBrackets == 0) {
break;
}
$this->offset += strcspn($this->data, '()\\', $this->offset);
}
if ($openedBrackets != 0) {
throw new Zend_Pdf_Exception(sprintf('PDF file syntax error. Unexpected end of file while string reading. Offset - 0x%X. \')\' expected.', $start));
}
return new Zend_Pdf_Element_String(Zend_Pdf_Element_String::unescape(substr($this->data, $start, $this->offset - $start - 1)));
}
