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Image from html to docx #304

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3298551
For absolute page positioning, the vPos and hPos vars of the Frame style
Jul 2, 2014
b4548d9
Added images from html, including inline base64 image data.
Jul 3, 2014
49460cf
Corrected typo
Jul 4, 2014
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35 changes: 33 additions & 2 deletions src/PhpWord/Element/Image.php
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Original file line number Diff line number Diff line change
Expand Up @@ -33,7 +33,8 @@ class Image extends AbstractElement
const SOURCE_LOCAL = 'local'; // Local images
const SOURCE_GD = 'gd'; // Generated using GD
const SOURCE_ARCHIVE = 'archive'; // Image in archives zip://$archive#$image

const SOURCE_INLINE = 'inline'; // Image in inline base64 encoding

/**
* Image source
*
Expand Down Expand Up @@ -341,6 +342,11 @@ public function getImageStringData($base64 = false)
fclose($fileHandle);
}
}

if ($this->sourceType == self::SOURCE_INLINE) {
$imageBinary = substr($source, strpos($source, 'base64,')+7);
$base64=true;
}
if ($imageBinary !== null) {
if ($base64) {
$imageData = chunk_split(base64_encode($imageBinary));
Expand All @@ -367,10 +373,11 @@ public function getImageStringData($base64 = false)
private function checkImage($source)
{
$this->setSourceType($source);

// Check image data
if ($this->sourceType == self::SOURCE_ARCHIVE) {
$imageData = $this->getArchiveImageSize($source);
} elseif ($this->sourceType == self::SOURCE_INLINE) {
$imageData = $this->getInlineImageSize($source);
} else {
$imageData = @getimagesize($source);
}
Expand Down Expand Up @@ -407,6 +414,9 @@ private function setSourceType($source)
} elseif (strpos($source, 'zip://') !== false) {
$this->memoryImage = false;
$this->sourceType = self::SOURCE_ARCHIVE;
} elseif (strpos($source, 'data:') !== false) {
$this->memoryImage = true;
$this->sourceType = self::SOURCE_INLINE;
} else {
$this->memoryImage = (filter_var($source, FILTER_VALIDATE_URL) !== false);
$this->sourceType = $this->memoryImage ? self::SOURCE_GD : self::SOURCE_LOCAL;
Expand Down Expand Up @@ -442,6 +452,27 @@ private function getArchiveImageSize($source)
return $imageData;
}

/**
* Get image size from inline
*
* @param string $source
* @return array|null
*/
private function getInlineImageSize($source)
{
$imageData = null;
$imageContent = base64_decode(substr($source, strpos($source, 'base64,')+7));
$tempFilename = tempnam(sys_get_temp_dir(), 'PHPWordImage');

if ($imageContent !== false) {
file_put_contents($tempFilename, $imageContent);
$imageData = @getimagesize($tempFilename);
unlink($tempFilename);
}

return $imageData;
}

/**
* Set image functions and extensions
*/
Expand Down
62 changes: 62 additions & 0 deletions src/PhpWord/Shared/Html.php
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Expand Up @@ -126,6 +126,7 @@ protected static function parseNode($node, $element, $styles = array(), $data =
'ul' => array('List', null, null, $styles, $data, 3, null),
'ol' => array('List', null, null, $styles, $data, 7, null),
'li' => array('ListItem', $node, $element, $styles, $data, null, null),
'img' => array('Image', $node, $element, $styles, $data, null, null),
);

$newElement = null;
Expand All @@ -143,6 +144,7 @@ protected static function parseNode($node, $element, $styles = array(), $data =
$arguments[$keys[$i]] = &$args[$i];
}
}

$method = "parse{$method}";
$newElement = call_user_func_array(array('PhpOffice\PhpWord\Shared\Html', $method), $arguments);

Expand Down Expand Up @@ -334,6 +336,66 @@ private static function parseListItem($node, $element, &$styles, $data)
return null;
}

/**
* Parse image node
*
* @param \DOMNode $node
* @param \PhpOffice\PhpWord\Element\AbstractContainer $element
* @param array $styles
* @param array $data
* @return \PhpOffice\PhpWord\Element\Image $element
*
*/
private static function parseImage($node, $element, &$styles, $data)
{
$style=array();
foreach ($node->attributes as $attribute) {
switch ($attribute->name) {
case 'src':
$src=$attribute->value;
break;
case 'width':
$width=$attribute->value;
$style['width']=$width;
break;
case 'height':
$height=$attribute->value;
$style['height']=$height;
break;
case 'style':
$styleattr=explode(';', $attribute->value);
foreach ($styleattr as $attr) {
if (strpos($attr, ':')) {
list($k, $v) = explode(':', $attr);
switch ($k) {
case 'float':
if (trim($v)=='right') {
$style['hPos']=\PhpOffice\PhpWord\Style\Image::POS_RIGHT;
$style['hPosRelTo']=\PhpOffice\PhpWord\Style\Image::POS_RELTO_PAGE;
$style['pos']=\PhpOffice\PhpWord\Style\Image::POS_RELATIVE;
$style['wrap']=\PhpOffice\PhpWord\Style\Image::WRAP_TIGHT;
$style['overlap']=true;
}
if (trim($v)=='left') {
$style['hPos']=\PhpOffice\PhpWord\Style\Image::POS_LEFT;
$style['hPosRelTo']=\PhpOffice\PhpWord\Style\Image::POS_RELTO_PAGE;
$style['pos']=\PhpOffice\PhpWord\Style\Image::POS_RELATIVE;
$style['wrap']=\PhpOffice\PhpWord\Style\Image::WRAP_TIGHT;
$style['overlap']=true;
}
break;
}
}

}
break;
}
}
$newElement = $element->addImage($src, $style);
return $newElement;
}


/**
* Parse style
*
Expand Down
34 changes: 32 additions & 2 deletions src/PhpWord/Style/Frame.php
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Original file line number Diff line number Diff line change
Expand Up @@ -171,6 +171,14 @@ class Frame extends AbstractStyle
*/
private $wrap;

/**
* Allow overlap
*
* @var bool
*/
private $overlap = false;


/**
* Create a new instance
*
Expand Down Expand Up @@ -362,7 +370,7 @@ public function getHPos()
*/
public function setHPos($value)
{
$enum = array(self::POS_LEFT, self::POS_CENTER, self::POS_RIGHT, self::POS_INSIDE, self::POS_OUTSIDE);
$enum = array(self::POS_LEFT, self::POS_CENTER, self::POS_RIGHT, self::POS_INSIDE, self::POS_OUTSIDE, self::POS_ABSOLUTE);
$this->hPos = $this->setEnumVal($value, $enum, $this->hPos);

return $this;
Expand All @@ -386,7 +394,7 @@ public function getVPos()
*/
public function setVPos($value)
{
$enum = array(self::POS_TOP, self::POS_CENTER, self::POS_BOTTOM, self::POS_INSIDE, self::POS_OUTSIDE);
$enum = array(self::POS_TOP, self::POS_CENTER, self::POS_BOTTOM, self::POS_INSIDE, self::POS_OUTSIDE, self::POS_ABSOLUTE);
$this->vPos = $this->setEnumVal($value, $enum, $this->vPos);

return $this;
Expand Down Expand Up @@ -472,4 +480,26 @@ public function setWrap($value)

return $this;
}

/**
* Get overlap
*
* @return bool
*/
public function getOverlap()
{
return $this->overlap;
}

/**
* Set overlap
*
* @param bool
* @return self
*/
public function setOverlap($value)
{
$this->overlap = $this->setBoolVal($value, false);
return $this;
}
}
7 changes: 7 additions & 0 deletions src/PhpWord/Writer/AbstractWriter.php
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Expand Up @@ -347,6 +347,13 @@ protected function addFilesToPackage(ZipArchive $zip, $elements)
// Retrive GD image content or get local media
if (isset($element['isMemImage']) && $element['isMemImage']) {
$image = call_user_func($element['createFunction'], $element['source']);

// Preserve transparancy for png files
if ($element['imageType']=='image/png') {
imageAlphaBlending($image, true);
imageSaveAlpha($image, true);
}

ob_start();
call_user_func($element['imageFunction'], $image);
$imageContents = ob_get_contents();
Expand Down
6 changes: 6 additions & 0 deletions src/PhpWord/Writer/Word2007/Style/Frame.php
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Expand Up @@ -69,6 +69,12 @@ public function write()

// Style attribute
$xmlWriter->writeAttribute('style', $this->assembleStyle($styles));

if ($style->getOverlap()) {
$xmlWriter->writeAttribute('o:allowoverlap', 't');
} else {
$xmlWriter->writeAttribute('o:allowoverlap', 'f');
}

$this->writeWrap($xmlWriter, $style, $wrap);
}
Expand Down