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Fix #4258, clean up \OC_Image and improve its unittest

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kondou 2013-08-06 16:56:50 +02:00
parent 0f5df181a3
commit 0869f9b655
2 changed files with 188 additions and 144 deletions
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299
lib/image.php
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@ -25,24 +25,27 @@
*/
class OC_Image {
protected $resource = false; // tmp resource.
protected $imagetype = IMAGETYPE_PNG; // Default to png if file type isn't evident.
protected $bit_depth = 24;
protected $filepath = null;
protected $imageType = IMAGETYPE_PNG; // Default to png if file type isn't evident.
protected $mimeType = "image/png"; // Default to png
protected $bitDepth = 24;
protected $filePath = null;
private $fileInfo;
/**
* @brief Get mime type for an image file.
* @param $filepath The path to a local image file.
* @returns string The mime type if the it could be determined, otherwise an empty string.
*/
static public function getMimeTypeForFile($filepath) {
static public function getMimeTypeForFile($filePath) {
// exif_imagetype throws "read error!" if file is less than 12 byte
if (filesize($filepath) > 11) {
$imagetype = exif_imagetype($filepath);
if (filesize($filePath) > 11) {
$imageType = exif_imagetype($filePath);
}
else {
$imagetype = false;
$imageType = false;
}
return $imagetype ? image_type_to_mime_type($imagetype) : '';
return $imageType ? image_type_to_mime_type($imageType) : '';
}
/**
@ -50,14 +53,19 @@ class OC_Image {
* @param $imageref The path to a local file, a base64 encoded string or a resource created by an imagecreate* function.
* @returns bool False on error
*/
public function __construct($imageref = null) {
public function __construct($imageRef = null) {
//OC_Log::write('core',__METHOD__.'(): start', OC_Log::DEBUG);
if(!extension_loaded('gd') || !function_exists('gd_info')) {
OC_Log::write('core', __METHOD__.'(): GD module not installed', OC_Log::ERROR);
return false;
}
if(!is_null($imageref)) {
$this->load($imageref);
if (\OC_Util::fileInfoLoaded()) {
$this->fileInfo = new finfo(FILEINFO_MIME_TYPE);
}
if(!is_null($imageRef)) {
$this->load($imageRef);
}
}
@ -74,7 +82,7 @@ class OC_Image {
* @returns int
*/
public function mimeType() {
return $this->valid() ? image_type_to_mime_type($this->imagetype) : '';
return $this->valid() ? $this->mimeType : '';
}
/**
@ -157,30 +165,30 @@ class OC_Image {
* @returns bool
*/
public function save($filepath=null) {
if($filepath === null && $this->filepath === null) {
public function save($filePath=null) {
if($filePath === null && $this->filePath === null) {
OC_Log::write('core', __METHOD__.'(): called with no path.', OC_Log::ERROR);
return false;
} elseif($filepath === null && $this->filepath !== null) {
$filepath = $this->filepath;
} elseif($filePath === null && $this->filePath !== null) {
$filePath = $this->filePath;
}
return $this->_output($filepath);
return $this->_output($filePath);
}
/**
* @brief Outputs/saves the image.
*/
private function _output($filepath=null) {
if($filepath) {
if (!file_exists(dirname($filepath)))
mkdir(dirname($filepath), 0777, true);
if(!is_writable(dirname($filepath))) {
private function _output($filePath=null) {
if($filePath) {
if (!file_exists(dirname($filePath)))
mkdir(dirname($filePath), 0777, true);
if(!is_writable(dirname($filePath))) {
OC_Log::write('core',
__METHOD__.'(): Directory \''.dirname($filepath).'\' is not writable.',
__METHOD__.'(): Directory \''.dirname($filePath).'\' is not writable.',
OC_Log::ERROR);
return false;
} elseif(is_writable(dirname($filepath)) && file_exists($filepath) && !is_writable($filepath)) {
OC_Log::write('core', __METHOD__.'(): File \''.$filepath.'\' is not writable.', OC_Log::ERROR);
} elseif(is_writable(dirname($filePath)) && file_exists($filePath) && !is_writable($filePath)) {
OC_Log::write('core', __METHOD__.'(): File \''.$filePath.'\' is not writable.', OC_Log::ERROR);
return false;
}
}
@ -188,30 +196,30 @@ class OC_Image {
return false;
}
$retval = false;
switch($this->imagetype) {
$retVal = false;
switch($this->imageType) {
case IMAGETYPE_GIF:
$retval = imagegif($this->resource, $filepath);
$retVal = imagegif($this->resource, $filePath);
break;
case IMAGETYPE_JPEG:
$retval = imagejpeg($this->resource, $filepath);
$retVal = imagejpeg($this->resource, $filePath);
break;
case IMAGETYPE_PNG:
$retval = imagepng($this->resource, $filepath);
$retVal = imagepng($this->resource, $filePath);
break;
case IMAGETYPE_XBM:
$retval = imagexbm($this->resource, $filepath);
$retVal = imagexbm($this->resource, $filePath);
break;
case IMAGETYPE_WBMP:
$retval = imagewbmp($this->resource, $filepath);
$retVal = imagewbmp($this->resource, $filePath);
break;
case IMAGETYPE_BMP:
$retval = imagebmp($this->resource, $filepath, $this->bit_depth);
$retVal = imagebmp($this->resource, $filePath, $this->bitDepth);
break;
default:
$retval = imagepng($this->resource, $filepath);
$retVal = imagepng($this->resource, $filePath);
}
return $retval;
return $retVal;
}
/**
@ -233,7 +241,21 @@ class OC_Image {
*/
function data() {
ob_start();
$res = imagepng($this->resource);
switch ($this->mimeType) {
case "image/png":
$res = imagepng($this->resource);
break;
case "image/jpeg":
$res = imagejpeg($this->resource);
break;
case "image/gif":
$res = imagegif($this->resource);
break;
default:
$res = imagepng($this->resource);
OC_Log::write('core', 'OC_Image->data. Couldn\'t guess mimetype, defaulting to png', OC_Log::INFO);
break;
}
if (!$res) {
OC_Log::write('core', 'OC_Image->data. Error getting image data.', OC_Log::ERROR);
}
@ -261,11 +283,11 @@ class OC_Image {
OC_Log::write('core', 'OC_Image->fixOrientation() No image loaded.', OC_Log::DEBUG);
return -1;
}
if(is_null($this->filepath) || !is_readable($this->filepath)) {
if(is_null($this->filePath) || !is_readable($this->filePath)) {
OC_Log::write('core', 'OC_Image->fixOrientation() No readable file path set.', OC_Log::DEBUG);
return -1;
}
$exif = @exif_read_data($this->filepath, 'IFD0');
$exif = @exif_read_data($this->filePath, 'IFD0');
if(!$exif) {
return -1;
}
@ -351,19 +373,19 @@ class OC_Image {
* @param $imageref The path to a local file, a base64 encoded string or a resource created by an imagecreate* function or a file resource (file handle ).
* @returns An image resource or false on error
*/
public function load($imageref) {
if(is_resource($imageref)) {
if(get_resource_type($imageref) == 'gd') {
$this->resource = $imageref;
public function load($imageRef) {
if(is_resource($imageRef)) {
if(get_resource_type($imageRef) == 'gd') {
$this->resource = $imageRef;
return $this->resource;
} elseif(in_array(get_resource_type($imageref), array('file', 'stream'))) {
return $this->loadFromFileHandle($imageref);
} elseif(in_array(get_resource_type($imageRef), array('file', 'stream'))) {
return $this->loadFromFileHandle($imageRef);
}
} elseif($this->loadFromFile($imageref) !== false) {
} elseif($this->loadFromFile($imageRef) !== false) {
return $this->resource;
} elseif($this->loadFromBase64($imageref) !== false) {
} elseif($this->loadFromBase64($imageRef) !== false) {
return $this->resource;
} elseif($this->loadFromData($imageref) !== false) {
} elseif($this->loadFromData($imageRef) !== false) {
return $this->resource;
} else {
OC_Log::write('core', __METHOD__.'(): couldn\'t load anything. Giving up!', OC_Log::DEBUG);
@ -390,62 +412,62 @@ class OC_Image {
* @param $imageref The path to a local file.
* @returns An image resource or false on error
*/
public function loadFromFile($imagepath=false) {
public function loadFromFile($imagePath=false) {
// exif_imagetype throws "read error!" if file is less than 12 byte
if(!@is_file($imagepath) || !file_exists($imagepath) || filesize($imagepath) < 12 || !is_readable($imagepath)) {
if(!@is_file($imagePath) || !file_exists($imagePath) || filesize($imagePath) < 12 || !is_readable($imagePath)) {
// Debug output disabled because this method is tried before loadFromBase64?
OC_Log::write('core', 'OC_Image->loadFromFile, couldn\'t load: '.$imagepath, OC_Log::DEBUG);
OC_Log::write('core', 'OC_Image->loadFromFile, couldn\'t load: '.$imagePath, OC_Log::DEBUG);
return false;
}
$itype = exif_imagetype($imagepath);
switch($itype) {
$iType = exif_imagetype($imagePath);
switch ($iType) {
case IMAGETYPE_GIF:
if (imagetypes() & IMG_GIF) {
$this->resource = imagecreatefromgif($imagepath);
$this->resource = imagecreatefromgif($imagePath);
} else {
OC_Log::write('core',
'OC_Image->loadFromFile, GIF images not supported: '.$imagepath,
'OC_Image->loadFromFile, GIF images not supported: '.$imagePath,
OC_Log::DEBUG);
}
break;
case IMAGETYPE_JPEG:
if (imagetypes() & IMG_JPG) {
$this->resource = imagecreatefromjpeg($imagepath);
$this->resource = imagecreatefromjpeg($imagePath);
} else {
OC_Log::write('core',
'OC_Image->loadFromFile, JPG images not supported: '.$imagepath,
'OC_Image->loadFromFile, JPG images not supported: '.$imagePath,
OC_Log::DEBUG);
}
break;
case IMAGETYPE_PNG:
if (imagetypes() & IMG_PNG) {
$this->resource = imagecreatefrompng($imagepath);
$this->resource = imagecreatefrompng($imagePath);
} else {
OC_Log::write('core',
'OC_Image->loadFromFile, PNG images not supported: '.$imagepath,
'OC_Image->loadFromFile, PNG images not supported: '.$imagePath,
OC_Log::DEBUG);
}
break;
case IMAGETYPE_XBM:
if (imagetypes() & IMG_XPM) {
$this->resource = imagecreatefromxbm($imagepath);
$this->resource = imagecreatefromxbm($imagePath);
} else {
OC_Log::write('core',
'OC_Image->loadFromFile, XBM/XPM images not supported: '.$imagepath,
'OC_Image->loadFromFile, XBM/XPM images not supported: '.$imagePath,
OC_Log::DEBUG);
}
break;
case IMAGETYPE_WBMP:
if (imagetypes() & IMG_WBMP) {
$this->resource = imagecreatefromwbmp($imagepath);
$this->resource = imagecreatefromwbmp($imagePath);
} else {
OC_Log::write('core',
'OC_Image->loadFromFile, WBMP images not supported: '.$imagepath,
'OC_Image->loadFromFile, WBMP images not supported: '.$imagePath,
OC_Log::DEBUG);
}
break;
case IMAGETYPE_BMP:
$this->resource = $this->imagecreatefrombmp($imagepath);
$this->resource = $this->imagecreatefrombmp($imagePath);
break;
/*
case IMAGETYPE_TIFF_II: // (intel byte order)
@ -474,14 +496,15 @@ class OC_Image {
default:
// this is mostly file created from encrypted file
$this->resource = imagecreatefromstring(\OC\Files\Filesystem::file_get_contents(\OC\Files\Filesystem::getLocalPath($imagepath)));
$itype = IMAGETYPE_PNG;
$this->resource = imagecreatefromstring(\OC\Files\Filesystem::file_get_contents(\OC\Files\Filesystem::getLocalPath($imagePath)));
$iType = IMAGETYPE_PNG;
OC_Log::write('core', 'OC_Image->loadFromFile, Default', OC_Log::DEBUG);
break;
}
if($this->valid()) {
$this->imagetype = $itype;
$this->filepath = $imagepath;
$this->imageType = $iType;
$this->mimeType = image_type_to_mime_type($iType);
$this->filePath = $imagePath;
}
return $this->resource;
}
@ -496,6 +519,9 @@ class OC_Image {
return false;
}
$this->resource = @imagecreatefromstring($str);
if (\OC_Util::fileInfoLoaded()) {
$this->mimeType = $this->fileInfo->buffer($str);
}
if(!$this->resource) {
OC_Log::write('core', 'OC_Image->loadFromData, couldn\'t load', OC_Log::DEBUG);
return false;
@ -515,6 +541,9 @@ class OC_Image {
$data = base64_decode($str);
if($data) { // try to load from string data
$this->resource = @imagecreatefromstring($data);
if (\OC_Util::fileInfoLoaded()) {
$this->mimeType = $this->fileInfo->buffer($data);
}
if(!$this->resource) {
OC_Log::write('core', 'OC_Image->loadFromBase64, couldn\'t load', OC_Log::DEBUG);
return false;
@ -534,16 +563,16 @@ class OC_Image {
* </p>
* @return resource an image resource identifier on success, <b>FALSE</b> on errors.
*/
private function imagecreatefrombmp($filename) {
if (!($fh = fopen($filename, 'rb'))) {
trigger_error('imagecreatefrombmp: Can not open ' . $filename, E_USER_WARNING);
private function imagecreatefrombmp($fileName) {
if (!($fh = fopen($fileName, 'rb'))) {
trigger_error('imagecreatefrombmp: Can not open ' . $fileName, E_USER_WARNING);
return false;
}
// read file header
$meta = unpack('vtype/Vfilesize/Vreserved/Voffset', fread($fh, 14));
// check for bitmap
if ($meta['type'] != 19778) {
trigger_error('imagecreatefrombmp: ' . $filename . ' is not a bitmap!', E_USER_WARNING);
trigger_error('imagecreatefrombmp: ' . $fileName . ' is not a bitmap!', E_USER_WARNING);
return false;
}
// read image header
@ -554,7 +583,7 @@ class OC_Image {
}
// set bytes and padding
$meta['bytes'] = $meta['bits'] / 8;
$this->bit_depth = $meta['bits']; //remember the bit depth for the imagebmp call
$this->bitDepth = $meta['bits']; //remember the bit depth for the imagebmp call
$meta['decal'] = 4 - (4 * (($meta['width'] * $meta['bytes'] / 4)- floor($meta['width'] * $meta['bytes'] / 4)));
if ($meta['decal'] == 4) {
$meta['decal'] = 0;
@ -590,7 +619,7 @@ class OC_Image {
$p = 0;
$vide = chr(0);
$y = $meta['height'] - 1;
$error = 'imagecreatefrombmp: ' . $filename . ' has not enough data!';
$error = 'imagecreatefrombmp: ' . $fileName . ' has not enough data!';
// loop through the image data beginning with the lower left corner
while ($y >= 0) {
$x = 0;
@ -653,7 +682,7 @@ class OC_Image {
break;
default:
trigger_error('imagecreatefrombmp: '
. $filename . ' has ' . $meta['bits'] . ' bits and this is not supported!',
. $fileName . ' has ' . $meta['bits'] . ' bits and this is not supported!',
E_USER_WARNING);
return false;
}
@ -673,24 +702,24 @@ class OC_Image {
* @param $maxsize The maximum size of either the width or height.
* @returns bool
*/
public function resize($maxsize) {
public function resize($maxSize) {
if(!$this->valid()) {
OC_Log::write('core', __METHOD__.'(): No image loaded', OC_Log::ERROR);
return false;
}
$width_orig=imageSX($this->resource);
$height_orig=imageSY($this->resource);
$ratio_orig = $width_orig/$height_orig;
$widthOrig=imageSX($this->resource);
$heightOrig=imageSY($this->resource);
$ratioOrig = $widthOrig/$heightOrig;
if ($ratio_orig > 1) {
$new_height = round($maxsize/$ratio_orig);
$new_width = $maxsize;
if ($ratioOrig > 1) {
$newHeight = round($maxSize/$ratioOrig);
$newWidth = $maxSize;
} else {
$new_width = round($maxsize*$ratio_orig);
$new_height = $maxsize;
$newWidth = round($maxSize*$ratioOrig);
$newHeight = $maxSize;
}
$this->preciseResize(round($new_width), round($new_height));
$this->preciseResize(round($newWidth), round($newHeight));
return true;
}
@ -699,8 +728,8 @@ class OC_Image {
OC_Log::write('core', __METHOD__.'(): No image loaded', OC_Log::ERROR);
return false;
}
$width_orig=imageSX($this->resource);
$height_orig=imageSY($this->resource);
$widthOrig=imageSX($this->resource);
$heightOrig=imageSY($this->resource);
$process = imagecreatetruecolor($width, $height);
if ($process == false) {
@ -710,13 +739,13 @@ class OC_Image {
}
// preserve transparency
if($this->imagetype == IMAGETYPE_GIF or $this->imagetype == IMAGETYPE_PNG) {
if($this->imageType == IMAGETYPE_GIF or $this->imageType == IMAGETYPE_PNG) {
imagecolortransparent($process, imagecolorallocatealpha($process, 0, 0, 0, 127));
imagealphablending($process, false);
imagesavealpha($process, true);
}
imagecopyresampled($process, $this->resource, 0, 0, 0, 0, $width, $height, $width_orig, $height_orig);
imagecopyresampled($process, $this->resource, 0, 0, 0, 0, $width, $height, $widthOrig, $heightOrig);
if ($process == false) {
OC_Log::write('core', __METHOD__.'(): Error resampling process image '.$width.'x'.$height, OC_Log::ERROR);
imagedestroy($process);
@ -737,19 +766,19 @@ class OC_Image {
OC_Log::write('core', 'OC_Image->centerCrop, No image loaded', OC_Log::ERROR);
return false;
}
$width_orig=imageSX($this->resource);
$height_orig=imageSY($this->resource);
if($width_orig === $height_orig and $size==0) {
$widthOrig=imageSX($this->resource);
$heightOrig=imageSY($this->resource);
if($widthOrig === $heightOrig and $size==0) {
return true;
}
$ratio_orig = $width_orig/$height_orig;
$width = $height = min($width_orig, $height_orig);
$ratioOrig = $widthOrig/$heightOrig;
$width = $height = min($widthOrig, $heightOrig);
if ($ratio_orig > 1) {
$x = ($width_orig/2) - ($width/2);
if ($ratioOrig > 1) {
$x = ($widthOrig/2) - ($width/2);
$y = 0;
} else {
$y = ($height_orig/2) - ($height/2);
$y = ($heightOrig/2) - ($height/2);
$x = 0;
}
if($size>0) {
@ -767,7 +796,7 @@ class OC_Image {
}
// preserve transparency
if($this->imagetype == IMAGETYPE_GIF or $this->imagetype == IMAGETYPE_PNG) {
if($this->imageType == IMAGETYPE_GIF or $this->imageType == IMAGETYPE_PNG) {
imagecolortransparent($process, imagecolorallocatealpha($process, 0, 0, 0, 127));
imagealphablending($process, false);
imagesavealpha($process, true);
@ -827,9 +856,9 @@ class OC_Image {
OC_Log::write('core', __METHOD__.'(): No image loaded', OC_Log::ERROR);
return false;
}
$width_orig=imageSX($this->resource);
$height_orig=imageSY($this->resource);
$ratio = $width_orig/$height_orig;
$widthOrig=imageSX($this->resource);
$heightOrig=imageSY($this->resource);
$ratio = $widthOrig/$heightOrig;
$newWidth = min($maxWidth, $ratio*$maxHeight);
$newHeight = min($maxHeight, $maxWidth/$ratio);
@ -863,7 +892,7 @@ if ( ! function_exists( 'imagebmp') ) {
* @param int $compression [optional]
* @return bool <b>TRUE</b> on success or <b>FALSE</b> on failure.
*/
function imagebmp($im, $filename='', $bit=24, $compression=0) {
function imagebmp($im, $fileName='', $bit=24, $compression=0) {
if (!in_array($bit, array(1, 4, 8, 16, 24, 32))) {
$bit = 24;
}
@ -874,14 +903,14 @@ if ( ! function_exists( 'imagebmp') ) {
imagetruecolortopalette($im, true, $bits);
$width = imagesx($im);
$height = imagesy($im);
$colors_num = imagecolorstotal($im);
$rgb_quad = '';
$colorsNum = imagecolorstotal($im);
$rgbQuad = '';
if ($bit <= 8) {
for ($i = 0; $i < $colors_num; $i++) {
for ($i = 0; $i < $colorsNum; $i++) {
$colors = imagecolorsforindex($im, $i);
$rgb_quad .= chr($colors['blue']) . chr($colors['green']) . chr($colors['red']) . "\0";
$rgbQuad .= chr($colors['blue']) . chr($colors['green']) . chr($colors['red']) . "\0";
}
$bmp_data = '';
$bmpData = '';
if ($compression == 0 || $bit < 8) {
$compression = 0;
$extra = '';
@ -899,35 +928,35 @@ if ( ! function_exists( 'imagebmp') ) {
$bin |= $index << $k;
$i++;
}
$bmp_data .= chr($bin);
$bmpData .= chr($bin);
}
$bmp_data .= $extra;
$bmpData .= $extra;
}
}
// RLE8
else if ($compression == 1 && $bit == 8) {
for ($j = $height - 1; $j >= 0; $j--) {
$last_index = "\0";
$same_num = 0;
$lastIndex = "\0";
$sameNum = 0;
for ($i = 0; $i <= $width; $i++) {
$index = imagecolorat($im, $i, $j);
if ($index !== $last_index || $same_num > 255) {
if ($same_num != 0) {
$bmp_data .= chr($same_num) . chr($last_index);
if ($index !== $lastIndex || $sameNum > 255) {
if ($sameNum != 0) {
$bmpData .= chr($same_num) . chr($lastIndex);
}
$last_index = $index;
$same_num = 1;
$lastIndex = $index;
$sameNum = 1;
}
else {
$same_num++;
$sameNum++;
}
}
$bmp_data .= "\0\0";
$bmpData .= "\0\0";
}
$bmp_data .= "\0\1";
$bmpData .= "\0\1";
}
$size_quad = strlen($rgb_quad);
$size_data = strlen($bmp_data);
$sizeQuad = strlen($rgbQuad);
$sizeData = strlen($bmpData);
}
else {
$extra = '';
@ -935,7 +964,7 @@ if ( ! function_exists( 'imagebmp') ) {
if ($padding % 4 != 0) {
$extra = str_repeat("\0", $padding);
}
$bmp_data = '';
$bmpData = '';
for ($j = $height - 1; $j >= 0; $j--) {
for ($i = 0; $i < $width; $i++) {
$index = imagecolorat($im, $i, $j);
@ -945,27 +974,27 @@ if ( ! function_exists( 'imagebmp') ) {
$bin |= ($colors['red'] >> 3) << 10;
$bin |= ($colors['green'] >> 3) << 5;
$bin |= $colors['blue'] >> 3;
$bmp_data .= pack("v", $bin);
$bmpData .= pack("v", $bin);
}
else {
$bmp_data .= pack("c*", $colors['blue'], $colors['green'], $colors['red']);
$bmpData .= pack("c*", $colors['blue'], $colors['green'], $colors['red']);
}
}
$bmp_data .= $extra;
$bmpData .= $extra;
}
$size_quad = 0;
$size_data = strlen($bmp_data);
$colors_num = 0;
$sizeQuad = 0;
$sizeData = strlen($bmpData);
$colorsNum = 0;
}
$file_header = 'BM' . pack('V3', 54 + $size_quad + $size_data, 0, 54 + $size_quad);
$info_header = pack('V3v2V*', 0x28, $width, $height, 1, $bit, $compression, $size_data, 0, 0, $colors_num, 0);
if ($filename != '') {
$fp = fopen($filename, 'wb');
fwrite($fp, $file_header . $info_header . $rgb_quad . $bmp_data);
$fileHeader = 'BM' . pack('V3', 54 + $sizeQuad + $sizeData, 0, 54 + $sizeQuad);
$infoHeader = pack('V3v2V*', 0x28, $width, $height, 1, $bit, $compression, $sizeData, 0, 0, $colorsNum, 0);
if ($fileName != '') {
$fp = fopen($fileName, 'wb');
fwrite($fp, $fileHeader . $infoHeader . $rgbQuad . $bmpData);
fclose($fp);
return true;
}
echo $file_header . $info_header. $rgb_quad . $bmp_data;
echo $fileHeader . $infoHeader. $rgbQuad . $bmpData;
return true;
}
}
@ -977,8 +1006,8 @@ if ( ! function_exists( 'exif_imagetype' ) ) {
* @param string $filename
* @return string|boolean
*/
function exif_imagetype ( $filename ) {
if ( ( $info = getimagesize( $filename ) ) !== false ) {
function exif_imagetype ( $fileName ) {
if ( ( $info = getimagesize( $fileName ) ) !== false ) {
return $info[2];
}
return false;

33
tests/lib/image.php
View file

@ -7,6 +7,10 @@
*/
class Test_Image extends PHPUnit_Framework_TestCase {
public static function tearDownAfterClass() {
unlink(OC::$SERVERROOT.'/tests/data/testimage2.png');
unlink(OC::$SERVERROOT.'/tests/data/testimage2.jpg');
}
public function testGetMimeTypeForFile() {
$mimetype = \OC_Image::getMimeTypeForFile(OC::$SERVERROOT.'/tests/data/testimage.png');
@ -55,7 +59,6 @@ class Test_Image extends PHPUnit_Framework_TestCase {
}
public function testMimeType() {
$this->markTestSkipped("When loading from data or base64, imagetype is always image/png, see #4258.");
$img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png');
$this->assertEquals('image/png', $img->mimeType());
@ -102,35 +105,47 @@ class Test_Image extends PHPUnit_Framework_TestCase {
$img->resize(16);
$img->save(OC::$SERVERROOT.'/tests/data/testimage2.png');
$this->assertEquals(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage2.png'), $img->data());
$img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.jpg');
$img->resize(128);
$img->save(OC::$SERVERROOT.'/tests/data/testimage2.jpg');
$this->assertEquals(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage2.jpg'), $img->data());
}
public function testData() {
$this->markTestSkipped("\OC_Image->data() converts to png before outputting data, see #4258.");
$img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png');
$expected = file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.png');
$raw = imagecreatefromstring(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.png'));
ob_start();
imagepng($raw);
$expected = ob_get_clean();
$this->assertEquals($expected, $img->data());
$img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.jpg');
$expected = file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.jpg');
$raw = imagecreatefromstring(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.jpg'));
ob_start();
imagejpeg($raw);
$expected = ob_get_clean();
$this->assertEquals($expected, $img->data());
$img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.gif');
$expected = file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.gif');
$raw = imagecreatefromstring(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.gif'));
ob_start();
imagegif($raw);
$expected = ob_get_clean();
$this->assertEquals($expected, $img->data());
}
public function testToString() {
$this->markTestSkipped("\OC_Image->data() converts to png before outputting data, see #4258.");
$img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png');
$expected = base64_encode(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.png'));
$expected = base64_encode($img->data());
$this->assertEquals($expected, (string)$img);
$img = new \OC_Image(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.jpg'));
$expected = base64_encode(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.jpg'));
$expected = base64_encode($img->data());
$this->assertEquals($expected, (string)$img);
$img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.gif');
$expected = base64_encode(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.gif'));
$expected = base64_encode($img->data());
$this->assertEquals($expected, (string)$img);
}