/**
*
* @return boolean
*/
protected function _addGraphs()
{
$xpath = new DOMXPath($this->_dom);
$graphs = $xpath->query('//div[@class="graphs"]', $this->_content);
if (empty($graphs->length)) {
return false;
}
$images = $graphs->item(0)->getElementsByTagName('img');
foreach ($images as $img) {
$src = $img->getAttribute('src');
$src = preg_replace('/^.+image\\/id\\//i', '', $src);
$src = preg_replace('/\\/image.png$/i', '', $src);
$contents = App_Cache::load($src);
$randomName = App_General_String::randomHash();
$fileName = $this->_tempDir . DIRECTORY_SEPARATOR . $randomName . '.png';
file_put_contents($fileName, $contents);
$size = getimagesize($fileName);
$this->_mainSection->addImage($fileName, array('align' => 'center', 'width' => 675, 'height' => $size[1]));
}
return true;
}
/**
* Function to print all blocks (parts) of a question or answer text in one textrun.
* Blocks can be of type string, newline or image.
* If the first block is a string it is printed as a listitem using the numbering and depth provided.
* Otherwise, the empty string is used as the list item string.
*
* @param PHPWord_Section $section A PHP Word section
* @param array $blocks The array of blocks as created by the conversion functions.
* @param PHPWord_Numbering_AbstractNumbering $numbering The numbering used for the list item
* @param int $depth The depth in the enumeration (0 for questions, 1 for answers).
*/
function offlinequiz_print_blocks_docx(PHPWord_Section $section, $blocks, $numbering = null, $depth = 0)
{
// We skip leading newlines.
while ($blocks[0]['type'] == 'newline') {
array_shift($blocks);
}
// First print the list item string.
if (!empty($numbering)) {
$itemstring = ' ';
$style = 'nStyle';
if ($blocks[0]['type'] == 'string') {
$itemstring = $blocks[0]['value'];
if (array_key_exists('style', $blocks[0])) {
$style = $blocks[0]['style'];
}
array_shift($blocks);
}
$section->addListItem($itemstring, $depth, $numbering, $style);
// We also skip the first sequential newline because we got a newline with addListItem.
if (!empty($blocks) && $blocks[0]['type'] == 'newline') {
array_shift($blocks);
}
}
// Now we go through the rest of the blocks (if there are any) and print them to a textrun.
if (!empty($blocks)) {
if (empty($numbering)) {
$textrun = $section->createTextRun();
} else {
$textrun = $section->createTextRun('questionTab');
$textrun->addText("\t", 'nStyle');
}
$counter = count($blocks);
foreach ($blocks as $block) {
$counter--;
if ($block['type'] == 'string') {
// Skip empty string at the end of the text block.
if ($counter == 0 && strlen(trim($block['value']) == '')) {
continue;
}
if (array_key_exists('style', $block) && !empty($block['style'])) {
$textrun->addText($block['value'], $block['style']);
} else {
$textrun->addText($block['value'], 'nStyle');
}
} else {
if ($block['type'] == 'newline') {
if (empty($numbering)) {
$textrun = $section->createTextRun();
} else {
$textrun = $section->createTextRun('questionTab');
$textrun->addText("\t", 'nStyle');
}
} else {
if ($block['type'] == 'image') {
// Retrieve the style info.
$style = array();
$style['width'] = 200;
$style['height'] = 100;
$style['align'] = 'center';
if ($block['width']) {
$style['width'] = intval($block['width']);
}
if ($block['height']) {
$style['height'] = intval($block['height']);
}
if ($block['align']) {
$style['align'] = $block['align'];
if ($style['align'] == 'middle') {
$style['align'] = 'center';
}
}
// Now add the image and start a new textrun.
$section->addImage($block['value'], $style);
if ($counter > 0) {
if (empty($numbering)) {
$textrun = $section->createTextRun();
} else {
$textrun = $section->createTextRun('questionTab');
$textrun->addText("\t", 'nStyle');
}
}
}
}
}
}
}
}
