public function testUnicodeUserComment()
{
$filename = $this->mediaPath . 'exif-user-comment.jpg';
$seg = JpegMetadataExtractor::segmentSplitter($filename);
$exif = new Exif($filename, $seg['byteOrder']);
$data = $exif->getFilteredData();
$expected = array('UserComment' => 'test⁔comment');
$this->assertEquals($expected, $data);
}
public function testUnicodeUserComment()
{
if (!wfDl('exif')) {
$this->markTestIncomplete("This test needs the exif extension.");
}
$filename = $this->mediaPath . 'exif-user-comment.jpg';
$seg = JpegMetadataExtractor::segmentSplitter($filename);
$exif = new Exif($filename, $seg['byteOrder']);
$data = $exif->getFilteredData();
$expected = array('UserComment' => 'test⁔comment');
$this->assertEquals($expected, $data);
}
/**
* @return ExifReader
*/
private static function instance()
{
if (self::$instance === null) {
self::$instance = ExifReader::factory(ExifReader::TYPE_NATIVE);
}
return self::$instance;
}
function isMetadataValid($image, $metadata)
{
global $wgShowEXIF;
if (!$wgShowEXIF) {
# Metadata disabled and so an empty field is expected
return self::METADATA_GOOD;
}
if ($metadata === self::OLD_BROKEN_FILE) {
# Old special value indicating that there is no EXIF data in the file.
# or that there was an error well extracting the metadata.
wfDebug(__METHOD__ . ": back-compat version\n");
return self::METADATA_COMPATIBLE;
}
if ($metadata === self::BROKEN_FILE) {
return self::METADATA_GOOD;
}
wfSuppressWarnings();
$exif = unserialize($metadata);
wfRestoreWarnings();
if (!isset($exif['MEDIAWIKI_EXIF_VERSION']) || $exif['MEDIAWIKI_EXIF_VERSION'] != Exif::version()) {
if (isset($exif['MEDIAWIKI_EXIF_VERSION']) && $exif['MEDIAWIKI_EXIF_VERSION'] == 1) {
//back-compatible but old
wfDebug(__METHOD__ . ": back-compat version\n");
return self::METADATA_COMPATIBLE;
}
# Wrong (non-compatible) version
wfDebug(__METHOD__ . ": wrong version\n");
return self::METADATA_BAD;
}
return self::METADATA_GOOD;
}
public function getInstance()
{
if (is_null(self::$instance)) {
self::$instance = new self();
}
return self::$instance;
}
function getMetadata($image, $filename)
{
try {
$meta = BitmapMetadataHandler::Jpeg($filename);
if (!is_array($meta)) {
// This should never happen, but doesn't hurt to be paranoid.
throw new MWException('Metadata array is not an array');
}
$meta['MEDIAWIKI_EXIF_VERSION'] = Exif::version();
return serialize($meta);
} catch (MWException $e) {
// BitmapMetadataHandler throws an exception in certain exceptional
// cases like if file does not exist.
wfDebug(__METHOD__ . ': ' . $e->getMessage() . "\n");
/* This used to use 0 (ExifBitmapHandler::OLD_BROKEN_FILE) for the cases
* * No metadata in the file
* * Something is broken in the file.
* However, if the metadata support gets expanded then you can't tell if the 0 is from
* a broken file, or just no props found. A broken file is likely to stay broken, but
* a file which had no props could have props once the metadata support is improved.
* Thus switch to using -1 to denote only a broken file, and use an array with only
* MEDIAWIKI_EXIF_VERSION to denote no props.
*/
return ExifBitmapHandler::BROKEN_FILE;
}
}
public static function get_exif_info($img)
{
$exif = Exif::get_exif_arr($img);
$imgtype = array("", "GIF", "JPG", "PNG", "SWF", "PSD", "BMP", "TIFF(intel byte order)", "TIFF(motorola byte order)", "JPC", "JP2", "JPX", "JB2", "SWC", "IFF", "WBMP", "XBM");
$Orientation = array("", "top left side", "top right side", "bottom right side", "bottom left side", "left side top", "right side top", "right side bottom", "left side bottom");
$ResolutionUnit = array("", "", "英寸", "厘米");
$YCbCrPositioning = array("", "the center of pixel array", "the datum point");
$ExposureProgram = array("未定义", "手动", "标准程序", "光圈先决", "快门先决", "景深先决", "运动模式", "肖像模式", "风景模式");
$MeteringMode_arr = array("0" => "未知", "1" => "平均", "2" => "中央重点平均测光", "3" => "点测", "4" => "分区", "5" => "评估", "6" => "局部", "255" => "其他");
$Lightsource_arr = array("0" => "未知", "1" => "日光", "2" => "荧光灯", "3" => "钨丝灯", "10" => "闪光灯", "17" => "标准灯光A", "18" => "标准灯光B", "19" => "标准灯光C", "20" => "D55", "21" => "D65", "22" => "D75", "255" => "其他");
$Flash_arr = array("0" => "flash did not fire", "1" => "flash fired", "5" => "flash fired but strobe return light not detected", "7" => "flash fired and strobe return light detected");
$exif_info = array("文件名" => isset($exif['FILE']['FileName']) ? $exif['FILE']['FileName'] : "", "文件类型" => isset($exif['FILE']['FileType']) ? isset($imgtype[$exif['FILE']['FileType']]) ? $imgtype[$exif['FILE']['FileType']] : "" : "", "文件格式" => isset($exif['FILE']['MimeType']) ? $exif['FILE']['MimeType'] : "", "文件大小" => isset($exif['FILE']['FileSize']) ? number_format($exif['FILE']['FileSize'] / 1000, 0) . " KB" : "", "时间戳" => isset($exif['FILE']['FileDateTime']) ? $exif['FILE']['FileDateTime'] : "", "图片说明" => isset($exif['IFD0']['ImageDescription']) ? $exif['IFD0']['ImageDescription'] : "", "制造商" => isset($exif['IFD0']['Make']) ? $exif['IFD0']['Make'] : "", "型号" => isset($exif['IFD0']['Model']) ? $exif['IFD0']['Model'] : "", "方向" => isset($exif['IFD0']['Orientation']) ? isset($Orientation[$exif['IFD0']['Orientation']]) ? $Orientation[$exif['IFD0']['Orientation']] : "" : "", "水平分辨率" => isset($exif['IFD0']['XResolution']) ? $exif['IFD0']['XResolution'] : "" . isset($exif['IFD0']['ResolutionUnit']) ? isset($ResolutionUnit[$exif['IFD0']['ResolutionUnit']]) ? $ResolutionUnit[$exif['IFD0']['ResolutionUnit']] : "" : "", "垂直分辨率" => isset($exif['IFD0']['YResolution']) ? $exif['IFD0']['YResolution'] : "" . isset($exif['IFD0']['ResolutionUnit']) ? isset($ResolutionUnit[$exif['IFD0']['ResolutionUnit']]) ? $ResolutionUnit[$exif['IFD0']['ResolutionUnit']] : "" : "", "创建软件" => isset($exif['IFD0']['Software']) ? $exif['IFD0']['Software'] : "", "修改时间" => isset($exif['IFD0']['DateTime']) ? $exif['IFD0']['DateTime'] : "", "作者" => isset($exif['IFD0']['Artist']) ? $exif['IFD0']['Artist'] : "", "YCbCr位置控制" => isset($exif['IFD0']['YCbCrPositioning']) ? isset($YCbCrPositioning[$exif['IFD0']['YCbCrPositioning']]) ? $YCbCrPositioning[$exif['IFD0']['YCbCrPositioning']] : "" : "", "版权" => isset($exif['IFD0']['Copyright']) ? $exif['IFD0']['Copyright'] : "", "摄影版权" => isset($exif['COMPUTED']['Copyright.Photographer']) ? $exif['COMPUTED']['Copyright.Photographer'] : "", "编辑版权" => isset($exif['COMPUTED']['Copyright.Editor']) ? $exif['COMPUTED']['Copyright.Editor'] : "", "Exif版本" => isset($exif['EXIF']['ExifVersion']) ? $exif['EXIF']['ExifVersion'] : "", "FlashPix版本" => isset($exif['EXIF']['FlashPixVersion']) ? "Ver. " . number_format($exif['EXIF']['FlashPixVersion'] / 100, 2) : "", "拍摄时间" => isset($exif['EXIF']['DateTimeOriginal']) ? $exif['EXIF']['DateTimeOriginal'] : "", "数字化时间" => isset($exif['EXIF']['DateTimeDigitized']) ? $exif['EXIF']['DateTimeDigitized'] : "", "拍摄分辨率高" => isset($exif['COMPUTED']['Height']) ? $exif['COMPUTED']['Height'] : "", "拍摄分辨率宽" => isset($exif['COMPUTED']['Width']) ? $exif['COMPUTED']['Width'] : "", "光圈" => isset($exif['EXIF']['ApertureValue']) ? $exif['EXIF']['ApertureValue'] : "", "快门速度" => isset($exif['EXIF']['ShutterSpeedValue']) ? $exif['EXIF']['ShutterSpeedValue'] : "", "快门光圈" => isset($exif['COMPUTED']['ApertureFNumber']) ? $exif['COMPUTED']['ApertureFNumber'] : "", "最大光圈值" => isset($exif['EXIF']['MaxApertureValue']) ? "F" . $exif['EXIF']['MaxApertureValue'] : "", "曝光时间" => isset($exif['EXIF']['ExposureTime']) ? $exif['EXIF']['ExposureTime'] : "", "F-Number" => isset($exif['EXIF']['FNumber']) ? $exif['EXIF']['FNumber'] : "", "测光模式" => isset($exif['EXIF']['MeteringMode']) ? Exif::get_img_val($exif['EXIF']['MeteringMode'], $MeteringMode_arr) : "", "光源" => isset($exif['EXIF']['LightSource']) ? Exif::get_img_val($exif['EXIF']['LightSource'], $Lightsource_arr) : "", "闪光灯" => isset($exif['EXIF']['Flash']) ? Exif::get_img_val($exif['EXIF']['Flash'], $Flash_arr) : "", "曝光模式" => isset($exif['EXIF']['ExposureMode']) ? $exif['EXIF']['ExposureMode'] == 1 ? "手动" : "自动" : "", "白平衡" => isset($exif['EXIF']['WhiteBalance']) ? $exif['EXIF']['WhiteBalance'] == 1 ? "手动" : "自动" : "", "曝光程序" => isset($exif['EXIF']['ExposureProgram']) ? isset($ExposureProgram[$exif['EXIF']['ExposureProgram']]) ? $ExposureProgram[$exif['EXIF']['ExposureProgram']] : "" : "", "曝光补偿" => isset($exif['EXIF']['ExposureBiasValue']) ? $exif['EXIF']['ExposureBiasValue'] . "EV" : "", "ISO感光度" => isset($exif['EXIF']['ISOSpeedRatings']) ? $exif['EXIF']['ISOSpeedRatings'] : "", "图像压缩率" => isset($exif['EXIF']['CompressedBitsPerPixel']) ? $exif['EXIF']['CompressedBitsPerPixel'] . "Bits/Pixel" : "", "对焦距离" => isset($exif['COMPUTED']['FocusDistance']) ? $exif['COMPUTED']['FocusDistance'] . "m" : "", "焦距" => isset($exif['EXIF']['FocalLength']) ? $exif['EXIF']['FocalLength'] . "mm" : "", "等价35mm焦距" => isset($exif['EXIF']['FocalLengthIn35mmFilm']) ? $exif['EXIF']['FocalLengthIn35mmFilm'] . "mm" : "", "用户注释编码" => isset($exif['COMPUTED']['UserCommentEncoding']) ? $exif['COMPUTED']['UserCommentEncoding'] : "", "用户注释" => isset($exif['COMPUTED']['UserComment']) ? $exif['COMPUTED']['UserComment'] : "", "色彩空间" => isset($exif['EXIF']['ColorSpace']) ? $exif['EXIF']['ColorSpace'] == 1 ? "sRGB" : "Uncalibrated" : "", "Exif图像宽度" => isset($exif['EXIF']['ExifImageLength']) ? $exif['EXIF']['ExifImageLength'] : "", "Exif图像高度" => isset($exif['EXIF']['ExifImageWidth']) ? $exif['EXIF']['ExifImageWidth'] : "", "文件来源" => isset($exif['EXIF']['FileSource']) ? bin2hex($exif['EXIF']['FileSource']) == 0x3 ? "digital still camera" : "unknown" : "", "场景类型" => isset($exif['EXIF']['SceneType']) ? bin2hex($exif['EXIF']['SceneType']) == 0x1 ? "A directly photographed image" : "unknown" : "", "缩略图文件格式" => isset($exif['COMPUTED']['Thumbnail.FileType']) ? $exif['COMPUTED']['Thumbnail.FileType'] : "", "缩略图Mime格式" => isset($exif['COMPUTED']['Thumbnail.MimeType']) ? $exif['COMPUTED']['Thumbnail.MimeType'] : "");
$degree = 0;
if (isset($exif['IFD0']['Orientation'])) {
$ort = $exif['IFD0']['Orientation'];
switch ($ort) {
case 1:
// nothing
break;
case 2:
// nothing
break;
case 3:
$degree = 2;
break;
case 4:
// nothing
$degree = 2;
break;
case 5:
$degree = 1;
break;
case 6:
$degree = 1;
break;
case 7:
$degree = 3;
break;
case 8:
$degree = 3;
break;
}
}
$height = isset($exif['COMPUTED']['Height']) ? $exif['COMPUTED']['Height'] : 0;
$width = isset($exif['COMPUTED']['Width']) ? $exif['COMPUTED']['Width'] : 0;
//拍摄时间
$datetime_original = isset($exif['EXIF']['DateTimeOriginal']) ? $exif['EXIF']['DateTimeOriginal'] : "";
//相机型号
$camera_model = isset($exif['IFD0']['Model']) ? $exif['IFD0']['Model'] : "";
//文件格式
$pic_type = isset($exif['FILE']['MimeType']) ? $exif['FILE']['MimeType'] : "";
$exif_info['degree'] = $degree;
$return = array("exif_info" => $exif_info, "degree" => $degree, "height" => $height, "width" => $width, "datetime_original" => $datetime_original, "pic_type" => $pic_type, "camera_model" => $camera_model);
return $return;
}
/**
* Going through all the fields that have been created for a given node type
* and try to figure out which match the naming convention -> so that we know
* which exif information we have to read
*
* Naming convention are: field_exif_xxx (xxx would be the name of the exif
* tag to read
*
* @param $arCckFields array of CCK fields
* @return array a list of exif tags to read for this image
*/
public function getMetadataFields($arCckFields = array())
{
$arSections = Exif::getMetadataSections();
foreach ($arCckFields as $drupal_field => $metadata_settings) {
$metadata_field = $metadata_settings['metadata_field'];
$ar = explode("_", $metadata_field);
if (isset($ar[0]) && in_array($ar[0], $arSections)) {
$section = $ar[0];
unset($ar[0]);
$arCckFields[$drupal_field]['metadata_field'] = array('section' => $section, 'tag' => implode("_", $ar));
}
}
return $arCckFields;
}
/**
* Create new exif model with exif data
*
* @param string $filename
* @param int $image_id of parent image
* @return Exif_Model
*/
public static function factory($filename = false, $image_id = false)
{
$exif_model = new Exif_Model();
if ($filename) {
// read exif data from file
$exif_data = Exif::factory($filename)->read();
if (!empty($exif_data)) {
// set image_id if given
if ($image_id) {
$exif_data['image_id'] = (int) $image_id;
}
// validate
if ($exif_model->validate($exif_data)) {
// save our model only if image_id was given
if ($exif_model->image_id) {
$exif_model->save();
}
}
}
}
return $exif_model;
}
/**
* @param $image
* @param $filename
* @return string
*/
function getMetadata($image, $filename)
{
global $wgShowEXIF;
if ($wgShowEXIF) {
try {
$meta = BitmapMetadataHandler::Tiff($filename);
if (!is_array($meta)) {
// This should never happen, but doesn't hurt to be paranoid.
throw new MWException('Metadata array is not an array');
}
$meta['MEDIAWIKI_EXIF_VERSION'] = Exif::version();
return serialize($meta);
} catch (MWException $e) {
// BitmapMetadataHandler throws an exception in certain exceptional
// cases like if file does not exist.
wfDebug(__METHOD__ . ': ' . $e->getMessage() . "\n");
return ExifBitmapHandler::BROKEN_FILE;
}
} else {
return '';
}
}
<?php
$fullFilename = loadPicFile("helpers/checkfilepath.php");
list($normalisedExtension, $mimeType) = loadPicFile("helpers/checkimagetype.php", array("filename" => $fullFilename));
$imageSizes = loadPicFile("conf/app.json")["image_sizes"];
if (empty($_POST["size"]) || !in_array($_POST["size"], array_keys($imageSizes))) {
$imageSize = $imageSizes["medium"];
} else {
$imageSize = $imageSizes[$_POST["size"]];
}
$path = Access::getCurrentPath();
$image = PicImage::open($fullFilename);
$image->cropResize($imageSize["width"], $imageSize["height"]);
$image->fixOrientation();
$imageData = $image->cacheData($normalisedExtension);
header("Content-type: {$mimeType}");
loadPicFile("classes/exif.php");
$exif = Exif::read($fullFilename);
if ($path->hasPermission("metadata") && $exif) {
header("X-Pictorials-Pic-Metadata: " . json_encode(array_filter(array("date_taken" => $exif->getCreationDate() ? $exif->getCreationDate()->format("Y-m-d") : null, "exposure" => $exif->getExposure(), "iso" => $exif->getIso(), "focal_length" => $exif->getFocalLength()))));
}
if ($path->hasPermission("gps") && $exif) {
if ($gpsCoords = $exif->getGPS()) {
list($gpsLat, $gpsLon) = explode(",", $gpsCoords);
header("X-Pictorials-Pic-GPS: " . json_encode(array("lat" => (double) $gpsLat, "lon" => (double) $gpsLon)));
}
}
echo $imageData;
function getExifData()
{
global $wgRequest;
if ($this->metadata === '0') {
return array();
}
$purge = $wgRequest->getVal('action') == 'purge';
$ret = unserialize($this->metadata);
$oldver = isset($ret['MEDIAWIKI_EXIF_VERSION']) ? $ret['MEDIAWIKI_EXIF_VERSION'] : 0;
$newver = Exif::version();
if (!count($ret) || $purge || $oldver != $newver) {
$this->updateExifData($newver);
}
if (isset($ret['MEDIAWIKI_EXIF_VERSION'])) {
unset($ret['MEDIAWIKI_EXIF_VERSION']);
}
$format = new FormatExif($ret);
return $format->getFormattedData();
}
function isMetadataValid($image, $metadata)
{
global $wgShowEXIF;
if (!$wgShowEXIF) {
# Metadata disabled and so an empty field is expected
return true;
}
if ($metadata === '0') {
# Special value indicating that there is no EXIF data in the file
return true;
}
$exif = @unserialize($metadata);
if (!isset($exif['MEDIAWIKI_EXIF_VERSION']) || $exif['MEDIAWIKI_EXIF_VERSION'] != Exif::version()) {
# Wrong version
wfDebug(__METHOD__ . ": wrong version\n");
return false;
}
return true;
}
/**
* @param object $metaObj Object from the FileMetadata class which calls this function
*
* @return array $metadata Returns an array of metadata
*/
function getExtendedData($metaObj)
{
/*
* these properties can be accessed similarly for all image files and were set in the ImageFile class that
* this class extends
*/
$metadata['header'] = $this->header;
$metadata['width'] = $this->width;
$metadata['height'] = $this->height;
$metadata['otherinfo'] = $this->otherinfo;
/*
* these following types of metadata are also common to other types of files but may need to be accessed
* differently based on file type
*/
//EXIF
//get raw exif
$metadata['exifraw'] = function_exists('exif_read_data') ? exif_read_data($metaObj->currname, 0, true) : false;
//interpret and add tags
if ($metadata['exifraw']) {
require_once 'lib/metadata/datatypes/exif.php';
$exif = new Exif();
$metadata['exif'] = $exif->processRawData($metadata['exifraw']);
//add EXIF to combined metadata array that is not reconciled
$metadata['combined']['exif'] = $metadata['exif'];
} else {
$metadata['exif'] = false;
}
//IPTC
//get raw iptc and place in an iptc key so that iptc array has same number of levels as exif and xmp
//and to distinguish from digest key added later
$metadata['iptcraw']['iptc'] = !empty($this->otherinfo['APP13']) ? iptcparse($this->otherinfo['APP13']) : false;
//process raw iptc
if (is_array($metadata['iptcraw']['iptc'])) {
//first prepare for processing
foreach ($metadata['iptcraw']['iptc'] as $fieldname => $value) {
if (count($value) > 1) {
$metadata['iptcraw']['iptc'][$fieldname] = $value;
} else {
$metadata['iptcraw']['iptc'][$fieldname] = $value[0];
}
}
//process raw data
require_once 'lib/metadata/datatypes/iptc.php';
$iptc = new Iptc();
$metadata['iptc'] = $iptc->processRawData($metadata['iptcraw']);
//add IPTC to combined metadata array that is not reconciled
$metadata['combined']['iptc'] = $metadata['iptc'];
//check stored and create current hash
/*
* add stored iptc hash if it exists
* The IPTC block is within the APP13 (Photoshop) segment, which is at $this->otherinfo['APP13']
* The stored checksum is at hex marker \x38\x42\x49\x4D\x04\x25\x00\x00\x00\x00 (resource ID 1061)
*/
$hashstored = $metaObj->getDataSegment($this->otherinfo['APP13'], "8BIM%", 10, 2);
if (!empty($hashstored)) {
$metadata['iptc']['digest']['iptchashstored'] = array('newval' => bin2hex($hashstored), 'label' => 'Stored IPTC Hash');
}
/*
* add calculated current hash of the IPTC block,
* which starts at hex marker \x38\x42\x49\x4D\x04\x04\x00\x00\x00\x00 within the APP13 segment
*/
$iptcblock = $metaObj->getDataSegment($this->otherinfo['APP13'], "8BIM", 10, 2);
if (!empty($iptcblock)) {
$metadata['iptc']['digest']['iptchashcurrent'] = array('newval' => md5($iptcblock), 'label' => 'Computed IPTC Hash');
}
if (!isset($metadata['iptc']['digest']['iptchashstored']['newval']) || strlen($metadata['iptc']['digest']['iptchashstored']['newval']) > 0 && $metadata['iptc']['digest']['iptchashstored']['newval'] == $metadata['iptc']['digest']['iptchashcurrent']['newval']) {
if (isset($metadata['iptc']['digest']['iptchashstored']['newval'])) {
$metadata['iptc']['digest']['match']['newval'] = '';
//place text in suffix so it can be translated
$metadata['iptc']['digest']['match']['suffix'] = 'IPTC stored and actual hash match - indication that metadata editors were compliant';
$metadata['iptc']['digest']['match']['label'] = 'Note';
}
} else {
$metadata['iptc']['digest']['mismatch']['newval'] = '';
$metadata['iptc']['digest']['mismatch']['suffix'] = 'Metadata has been edited by a noncompliant editor - IPTC stored and actual hash do not match';
$metadata['iptc']['digest']['mismatch']['label'] = 'Warning';
}
/*
* In case we needed to get the individual APP13 records, below are a couple of examples
* each record starts with the tag marker of hex 1c (13), followed by record number and dataset number
*
* Example: record number is 02 and dataset number is hex 74 (116), so this is IPTC field 2#116 (or 2:116)
* $single = $metaObj->getDataSegment($this->otherinfo['APP13'], "\x1c\x02\x74", 3, 2);
*
* Example2: record number is 01 and dataset number is hex 5a (90), so this is IPTC field 1#090 (or 1:090)
* $single2 = $metaObj->getDataSegment($this->otherinfo['APP13'], "\x1c\x01\x5a", 3, 2);
*
* next two bytes after the record and dataset number are the size of the dataset
*/
} else {
$metadata['iptc'] = false;
}
//XMP
//get raw xmp DOM, convert to an array add tags and interpret
if (!empty($metaObj->content)) {
require_once 'lib/metadata/datatypes/xmp.php';
$xmp = new Xmp();
$metadata['xmpraw'] = $xmp->getXmp($metaObj->content, $metaObj->basicraw['type']);
$metadata['xmp'] = $xmp->processRawData($metadata['xmpraw']);
} else {
$metadata['xmpraw'] = false;
$metadata['xmp'] = false;
}
//add XMP to combined unreconciled metadata array
if ($metadata['xmp'] !== false) {
$metadata['combined']['xmp'] = $metadata['xmp'];
}
//Reconcile extended metadata in accordance with the Metadata Working Group standards
require_once 'lib/metadata/reconcile.php';
$rec = new ReconcileExifIptcXmp();
$metadata['reconciled'] = $rec->reconcileAllMeta($metadata);
//Add basic info
$metadata = $metaObj->mergeBasicInfo($metaObj, $metadata);
return $metadata;
}
/**
* Reads metadata of the tiff file via shell command and returns an associative array.
* layout:
* meta['page_count'] = number of pages
* meta['first_page'] = number of first page
* meta['last_page'] = number of last page
* meta['page_data'] = metadata per page
* meta['exif'] = Exif, XMP and IPTC
* meta['errors'] = identify-errors
* meta['warnings'] = identify-warnings
*/
public function retrieveMetaData() {
global $wgImageMagickIdentifyCommand, $wgExiv2Command, $wgTiffUseExiv;
global $wgTiffUseTiffinfo, $wgTiffTiffinfoCommand;
global $wgShowEXIF;
if ( $this->_meta === null ) {
wfProfileIn( 'PagedTiffImage::retrieveMetaData' );
//fetch base info: number of pages, size and alpha for each page.
//run hooks first, then optionally tiffinfo or, per default, ImageMagic's identify command
if ( !wfRunHooks( 'PagedTiffHandlerTiffData', array( $this->mFilename, &$this->_meta ) ) ) {
wfDebug( __METHOD__ . ": hook PagedTiffHandlerTiffData overrides TIFF data extraction\n" );
} elseif ( $wgTiffUseTiffinfo ) {
// read TIFF directories using libtiff's tiffinfo, see
// http://www.libtiff.org/man/tiffinfo.1.html
$cmd = wfEscapeShellArg( $wgTiffTiffinfoCommand ) .
' ' . wfEscapeShellArg( $this->mFilename ) . ' 2>&1';
wfProfileIn( 'tiffinfo' );
wfDebug( __METHOD__ . ": $cmd\n" );
$retval = '';
$dump = wfShellExec( $cmd, $retval );
wfProfileOut( 'tiffinfo' );
if ( $retval ) {
$data['errors'][] = "tiffinfo command failed: $cmd";
wfDebug( __METHOD__ . ": tiffinfo command failed: $cmd\n" );
return $data; // fail. we *need* that info
}
$this->_meta = $this->parseTiffinfoOutput( $dump );
} else {
$cmd = wfEscapeShellArg( $wgImageMagickIdentifyCommand ) .
' -format "[BEGIN]page=%p\nalpha=%A\nalpha2=%r\nheight=%h\nwidth=%w\ndepth=%z[END]" ' .
wfEscapeShellArg( $this->mFilename ) . ' 2>&1';
wfProfileIn( 'identify' );
wfDebug( __METHOD__ . ": $cmd\n" );
$retval = '';
$dump = wfShellExec( $cmd, $retval );
wfProfileOut( 'identify' );
if ( $retval ) {
$data['errors'][] = "identify command failed: $cmd";
wfDebug( __METHOD__ . ": identify command failed: $cmd\n" );
return $data; // fail. we *need* that info
}
$this->_meta = $this->parseIdentifyOutput( $dump );
}
$this->_meta['exif'] = array();
//fetch extended info: EXIF/IPTC/XMP
//run hooks first, then optionally Exiv2 or, per default, the internal EXIF class
if ( !empty( $this->_meta['errors'] ) ) {
wfDebug( __METHOD__ . ": found errors, skipping EXIF extraction\n" );
} elseif ( !wfRunHooks( 'PagedTiffHandlerExifData', array( $this->mFilename, &$this->_meta['exif'] ) ) ) {
wfDebug( __METHOD__ . ": hook PagedTiffHandlerExifData overrides EXIF extraction\n" );
} elseif ( $wgTiffUseExiv ) {
// read EXIF, XMP, IPTC as name-tag => interpreted data
// -ignore unknown fields
// see exiv2-doc @link http://www.exiv2.org/sample.html
// NOTE: the linux version of exiv2 has a bug: it can only
// read one type of meta-data at a time, not all at once.
$cmd = wfEscapeShellArg( $wgExiv2Command ) .
' -u -psix -Pnt ' . wfEscapeShellArg( $this->mFilename ) . ' 2>&1';
wfProfileIn( 'exiv2' );
wfDebug( __METHOD__ . ": $cmd\n" );
$retval = '';
$dump = wfShellExec( $cmd, $retval );
wfProfileOut( 'exiv2' );
if ( $retval ) {
$data['errors'][] = "exiv command failed: $cmd";
wfDebug( __METHOD__ . ": exiv command failed: $cmd\n" );
// don't fail - we are missing info, just report
}
$data = $this->parseExiv2Output( $dump );
$this->_meta['exif'] = $data;
} elseif ( $wgShowEXIF ) {
wfDebug( __METHOD__ . ": using internal Exif( {$this->mFilename} )\n" );
if ( method_exists( 'BitmapMetadataHandler', 'Tiff' ) ) {
$data = BitmapMetadataHandler::Tiff( $this->mFilename );
} else {
// old method for back compat.
$exif = new Exif( $this->mFilename );
$data = $exif->getFilteredData();
}
if ( $data ) {
$data['MEDIAWIKI_EXIF_VERSION'] = Exif::version();
$this->_meta['exif'] = $data;
}
}
unset( $this->_meta['exif']['Image'] );
unset( $this->_meta['exif']['filename'] );
unset( $this->_meta['exif']['Base filename'] );
unset( $this->_meta['exif']['XMLPacket'] );
unset( $this->_meta['exif']['ImageResources'] );
$this->_meta['TIFF_METADATA_VERSION'] = TIFF_METADATA_VERSION;
wfProfileOut( 'PagedTiffImage::retrieveMetaData' );
}
return $this->_meta;
}
public function uploadFileEnd($temp_id, $flag)
{
$uid = $this->uid;
$data = $this->db->getRow("album_upload_temp", "file_title, file_md5, file_size, file_offset, file_path, file_type", "temp_id={$temp_id} AND user_id={$uid}");
if (!$data) {
return array("code" => 403, "msg" => "uploadID不存在或无权限");
}
//if($data['file_size'] != $data['file_offset']) {
// return array("code" => 403, "msg" => "文件大小不匹配.");
//}
//$tempfsize = 0;
//if( file_exists(ALBUM_TEMP.$data['file_path']) ) {
// $tempfsize = filesize(ALBUM_TEMP.$data['file_path']);
//}
//if(!$tempfsize || $tempfsize != $data['file_size']) {
// return array("code" => 403, "msg" => "文件大小不匹配!");
//}
//移动临时文件到文件目录
if (!is_dir(ALBUM_IMAGE . $uid)) {
mkdir(ALBUM_IMAGE . $uid, 0777);
}
//临时文件移动到user文件夹下
$tempfname = substr($data['file_path'], 0, -4);
rename(ALBUM_TEMP . $data['file_path'], ALBUM_IMAGE . $tempfname);
//移动文件成功
if (file_exists(ALBUM_IMAGE . $tempfname)) {
$file_url = ALBUM_IMAGE . $tempfname;
//获取图片的EXIF信息
$exif = Exif::get_exif_info($file_url);
$img_exif = $exif['exif_info'];
$degree = $exif['degree'];
//获取图片的高度、宽度
$img = getimagesize($file_url);
$width = $img[0];
$height = $img[1];
$file_format = $img[2];
if (!$img || !$width || !$height || $file_format > 6) {
return false;
}
if ($file_format == 2 && $degree) {
//旋转图片
$rotateDeg = $degree * 90;
Image::rotate_by_degree($file_url, $rotateDeg);
if ($degree == 1 || $degree == 3) {
$t = $width;
$width = $height;
$height = $t;
}
$img_exif['degree'] = 0;
$degree = 0;
}
$flag = $flag ? $flag : 2;
//广播标识
$album_id = $this->db->getOne("wp_album", "album_id", "user_id = {$uid} AND album_flag={$flag}");
if (!$album_id) {
//创建广播相册
$album_data = array('album_name' => '广播相册', 'user_id' => $uid, 'create_dt' => time(), 'update_dt' => time(), 'album_flag' => $flag);
$album_id = $this->db->insertData("wp_album", $album_data);
}
$pic_info = array('album_id' => $album_id, 'user_id' => $uid, 'create_time' => time(), 'update_time' => time(), 'upload_ip' => $_SERVER['REMOTE_ADDR'], 'file_md5' => $data['file_md5'], 'file_size' => $data['file_size'], 'file_type' => $data['file_type'], 'pic_width' => $width, 'pic_height' => $height, 'degree' => intval($degree), 'appid' => 1);
//上传到FS
include 'application/include/FastDFS.php';
$this->fs = FastDFS::factory('group1');
//FS存储地址
$img_fs_name = $this->fs->upByFileName($file_url);
//写TTServer
$value = array("pic_fs_path" => $img_fs_name, "exif" => serialize($img_exif), "width" => $width, "height" => $height);
$this->TT = new TTServer();
$this->TT->set($data['file_md5'], $value);
$pic_id = $this->db->insertData("wp_pic", $pic_info);
$this->db->query("UPDATE wp_album SET pic_num = pic_num+1 WHERE album_id={$album_id}");
//删除临时表数据
$this->db->DeleteData("album_upload_temp", array("temp_id" => $temp_id));
//生成160
$images = Image::createThumb_by_type($file_url, 160);
$thumb_fs_name = substr($img_fs_name, 0, -4);
$meta = array('remote_filename' => $thumb_fs_name . '_160.jpg');
$this->fs->upByFileName($images, $meta);
if (file_exists($images)) {
unlink($images);
}
return array("pid" => $pic_id, "url" => Kohana::config('album.recordThumb') . 'imgs/' . $pic_id . '_160.jpg', "uploaded" => true);
} else {
//移动文件失败
return null;
}
}
/**
* This doesn't do much yet, but eventually I plan to add
* XMP support for Tiff. (PHP's exif support already extracts
* but needs some further processing because PHP's exif support
* is stupid...)
*
* @todo Add XMP support, so this function actually makes
* sense to put here.
*
* The various exceptions this throws are caught later.
* @param $filename String
* @throws MWException
* @return Array The metadata.
*/
public static function Tiff($filename)
{
if (file_exists($filename)) {
$byteOrder = self::getTiffByteOrder($filename);
if (!$byteOrder) {
throw new MWException("Error determining byte order of {$filename}");
}
$exif = new Exif($filename, $byteOrder);
$data = $exif->getFilteredData();
if ($data) {
$data['MEDIAWIKI_EXIF_VERSION'] = Exif::version();
return $data;
} else {
throw new MWException("Could not extract data from tiff file {$filename}");
}
} else {
throw new MWException("File doesn't exist - {$filename}");
}
}
public function update_contact_avatar($small_data, $middle_data, $original_data, $pic_data)
{
$user_id = $this->uid;
//获取通讯录相册
$album_id = $this->db->getOne("wp_album", "album_id", "user_id = {$user_id} AND album_flag = '3'");
if (!$album_id) {
$data = array("album_name" => '通讯录相册', "user_id" => $user_id, "create_dt" => time(), "update_dt" => time(), "album_flag" => 3);
$album_id = $this->db->insertData("wp_album", $data);
}
$file_md5 = md5($original_data);
if (!$this->TT) {
$this->TT = new TTServer();
}
$data = $this->TT->get($file_md5);
//上传到FS
include 'application/include/FastDFS.php';
$this->fs = FastDFS::factory('group1');
if ($data) {
//生成新的格式的FS
$fsfile_name_array = explode('.', $data['pic_fs_path']);
$thumb_small_path = $fsfile_name_array[0] . '_48.' . $fsfile_name_array[1];
$thumb_middle_path = $fsfile_name_array[0] . '_120.' . $fsfile_name_array[1];
//已存在
$dataExif = unserialize($data['exif']);
$pic_data_array['pic_width'] = $dataExif['拍摄分辨率宽'] ? $dataExif['拍摄分辨率宽'] : $data['width'];
$pic_data_array['pic_height'] = $dataExif['拍摄分辨率高'] ? $dataExif['拍摄分辨率高'] : $data['height'];
$pic_data_array['degree'] = $dataExif['方向'];
//上传size=small的图片
$meta = array('remote_filename' => $thumb_small_path);
$fs_small = $this->fs->upByBuff($small_data, 'jpg', $meta);
//上传size=middle的图片
$meta = array('remote_filename' => $thumb_middle_path);
$fs_middle = $this->fs->upByBuff($middle_data, 'jpg', $meta);
//插入 数据大wp图片表
$pic_data_array['album_id'] = $album_id;
$pic_data_array['user_id'] = $user_id;
$pic_data_array['create_time'] = time();
$pic_data_array['update_time'] = time();
$pic_data_array['upload_ip'] = $_SERVER['REMOTE_ADDR'];
$pic_data_array['upload_file_name'] = $pic_data['upload_file_name'];
$pic_data_array['file_md5'] = $file_md5;
$pic_data_array['file_size'] = strlen($original_data);
$pic_id = $this->db->insertData("wp_pic", $pic_data_array);
if ($pic_id) {
return array("data" => array("0" => Kohana::config('album.recordThumb') . 'imgs/' . $pic_id . '.jpg', "1" => Kohana::config('album.recordThumb') . 'imgs/' . $pic_id . '_120.jpg'));
} else {
return null;
}
} else {
//写入用户临时图片文件
//写入文件
if (!is_dir(ALBUM_IMAGE . $user_id)) {
mkdir(ALBUM_IMAGE . $user_id, 0777);
}
$tmpfname = ALBUM_IMAGE . $user_id . '/' . $user_id . '_' . $file_md5 . '.jpg';
$handle = fopen($tmpfname, "w");
fseek($handle, 0);
//移动指针到文件开始位置
fwrite($handle, $original_data);
fclose($handle);
//上传到DFS、获得文件映射名
//fs图片文件映射
$img_fs_name = $this->fs->upByFileName($tmpfname);
if ($img_fs_name) {
$fsfile_type_array = explode('.', $img_fs_name);
$fsfile_name = $fsfile_type_array[0];
$thumb_small_path = $fsfile_type_array[0] . '_48.' . $fsfile_type_array[1];
$thumb_middle_path = $fsfile_type_array[0] . '_120.' . $fsfile_type_array[1];
//上传size=small的图片
$meta = array('remote_filename' => $thumb_small_path);
$fs_small = $this->fs->upByBuff($small_data, 'jpg', $meta);
//上传size=middle的图片
$meta = array('remote_filename' => $thumb_middle_path);
$fs_middle = $this->fs->upByBuff($middle_data, 'jpg', $meta);
}
//获取图片exif信息
$exif = Exif::get_exif_info($tmpfname);
$img_exif = $exif['exif_info'];
$degree = $exif['degree'] ? intval($exif['degree']) : 0;
$imgsWH = Image::getImagesWidthHight($tmpfname);
$images_width = $imgsWH['width'];
$images_height = $imgsWH['height'];
//缩略图队列写入内存表
$thumb_array = array();
$thumb_array['file_path'] = $tmpfname;
$thumb_array['fs_path'] = $fsfile_name;
/*
$thumbs = $this->create_thumb_by_width_height($images_width, $images_height, true, true);
foreach ( $thumbs as $key => $value ) {
if($key == 0) {
$thumb_type_array.= $value['type'];
} else {
$thumb_type_array.= ','.$value['type'];
}
}
$thumb_array['thumb_type'] = $thumb_type_array ;
$thumb_array['images_width'] = $images_width;
$thumb_array['images_height'] = $images_height;
$thumb_array['create_time'] = time();
$this->add_to_thumb_queue($thumb_array);
*/
//添加数据到TTServer
$value = array("pic_fs_path" => $img_fs_name, "exif" => serialize($img_exif));
$this->TT->set($file_md5, $value);
//写表
$pic_data_array = array();
$pic_data_array['pic_width'] = $images_width;
$pic_data_array['pic_height'] = $images_height;
$pic_data_array['degree'] = $degree;
$pic_data_array['album_id'] = $album_id;
$pic_data_array['user_id'] = $user_id;
$pic_data_array['create_time'] = time();
$pic_data_array['update_time'] = time();
$pic_data_array['upload_ip'] = $_SERVER['REMOTE_ADDR'];
$pic_data_array['upload_file_name'] = $pic_data['upload_file_name'];
$pic_data_array['file_md5'] = $file_md5;
$pic_data_array['file_size'] = strlen($original_data);
$pic_id = $this->db->insertData("wp_pic", $pic_data_array);
if ($pic_id) {
return array("data" => array("0" => Kohana::config('album.recordThumb') . 'imgs/' . $pic_id . '.jpg', "1" => Kohana::config('album.recordThumb') . 'imgs/' . $pic_id . '_120.jpg'));
} else {
return null;
}
}
}
