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Disabled libxml external entity loading by default. 

If you want to allow loading external entity references in XML, call PHPExcel_Settings::setLibXmlLoaderOptions(0).
This commit is contained in:
Maarten Balliauw 2014-02-21 09:23:55 +01:00
parent 220da7485e
commit 1dad681142
5 changed files with 285 additions and 254 deletions
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6
Classes/PHPExcel/Reader/Excel2003XML.php
View File

@ -137,7 +137,7 @@ class PHPExcel_Reader_Excel2003XML extends PHPExcel_Reader_Abstract implements P
$worksheetNames = array(); $worksheetNames = array();
$xml = simplexml_load_file($pFilename); $xml = simplexml_load_file($pFilename, 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
$namespaces = $xml->getNamespaces(true); $namespaces = $xml->getNamespaces(true);
$xml_ss = $xml->children($namespaces['ss']); $xml_ss = $xml->children($namespaces['ss']);
@ -165,7 +165,7 @@ class PHPExcel_Reader_Excel2003XML extends PHPExcel_Reader_Abstract implements P
$worksheetInfo = array(); $worksheetInfo = array();
$xml = simplexml_load_file($pFilename); $xml = simplexml_load_file($pFilename, 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
$namespaces = $xml->getNamespaces(true); $namespaces = $xml->getNamespaces(true);
$worksheetID = 1; $worksheetID = 1;
@ -330,7 +330,7 @@ class PHPExcel_Reader_Excel2003XML extends PHPExcel_Reader_Abstract implements P
throw new PHPExcel_Reader_Exception($pFilename . " is an Invalid Spreadsheet file."); throw new PHPExcel_Reader_Exception($pFilename . " is an Invalid Spreadsheet file.");
} }
$xml = simplexml_load_file($pFilename); $xml = simplexml_load_file($pFilename, 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
$namespaces = $xml->getNamespaces(true); $namespaces = $xml->getNamespaces(true);
$docProps = $objPHPExcel->getProperties(); $docProps = $objPHPExcel->getProperties();

62
Classes/PHPExcel/Reader/Excel2007.php
View File

@ -94,7 +94,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
$zip = new $zipClass; $zip = new $zipClass;
if ($zip->open($pFilename) === true) { if ($zip->open($pFilename) === true) {
// check if it is an OOXML archive // check if it is an OOXML archive
$rels = simplexml_load_string($this->_getFromZipArchive($zip, "_rels/.rels")); $rels = simplexml_load_string($this->_getFromZipArchive($zip, "_rels/.rels"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
if ($rels !== false) { if ($rels !== false) {
foreach ($rels->Relationship as $rel) { foreach ($rels->Relationship as $rel) {
switch ($rel["Type"]) { switch ($rel["Type"]) {
@ -136,13 +136,13 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
// The files we're looking at here are small enough that simpleXML is more efficient than XMLReader // The files we're looking at here are small enough that simpleXML is more efficient than XMLReader
$rels = simplexml_load_string( $rels = simplexml_load_string(
$this->_getFromZipArchive($zip, "_rels/.rels") $this->_getFromZipArchive($zip, "_rels/.rels", 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions())
); //~ http://schemas.openxmlformats.org/package/2006/relationships"); ); //~ http://schemas.openxmlformats.org/package/2006/relationships");
foreach ($rels->Relationship as $rel) { foreach ($rels->Relationship as $rel) {
switch ($rel["Type"]) { switch ($rel["Type"]) {
case "http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument": case "http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument":
$xmlWorkbook = simplexml_load_string( $xmlWorkbook = simplexml_load_string(
$this->_getFromZipArchive($zip, "{$rel['Target']}") $this->_getFromZipArchive($zip, "{$rel['Target']}", 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions())
); //~ http://schemas.openxmlformats.org/spreadsheetml/2006/main"); ); //~ http://schemas.openxmlformats.org/spreadsheetml/2006/main");
if ($xmlWorkbook->sheets) { if ($xmlWorkbook->sheets) {
@ -180,11 +180,11 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
$zip = new $zipClass; $zip = new $zipClass;
$zip->open($pFilename); $zip->open($pFilename);
$rels = simplexml_load_string($this->_getFromZipArchive($zip, "_rels/.rels")); //~ http://schemas.openxmlformats.org/package/2006/relationships"); $rels = simplexml_load_string($this->_getFromZipArchive($zip, "_rels/.rels"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/package/2006/relationships");
foreach ($rels->Relationship as $rel) { foreach ($rels->Relationship as $rel) {
if ($rel["Type"] == "http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument") { if ($rel["Type"] == "http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument") {
$dir = dirname($rel["Target"]); $dir = dirname($rel["Target"]);
$relsWorkbook = simplexml_load_string($this->_getFromZipArchive($zip, "$dir/_rels/" . basename($rel["Target"]) . ".rels")); //~ http://schemas.openxmlformats.org/package/2006/relationships"); $relsWorkbook = simplexml_load_string($this->_getFromZipArchive($zip, "$dir/_rels/" . basename($rel["Target"]) . ".rels"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/package/2006/relationships");
$relsWorkbook->registerXPathNamespace("rel", "http://schemas.openxmlformats.org/package/2006/relationships"); $relsWorkbook->registerXPathNamespace("rel", "http://schemas.openxmlformats.org/package/2006/relationships");
$worksheets = array(); $worksheets = array();
@ -194,7 +194,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
} }
} }
$xmlWorkbook = simplexml_load_string($this->_getFromZipArchive($zip, "{$rel['Target']}")); //~ http://schemas.openxmlformats.org/spreadsheetml/2006/main"); $xmlWorkbook = simplexml_load_string($this->_getFromZipArchive($zip, "{$rel['Target']}"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/spreadsheetml/2006/main");
if ($xmlWorkbook->sheets) { if ($xmlWorkbook->sheets) {
$dir = dirname($rel["Target"]); $dir = dirname($rel["Target"]);
foreach ($xmlWorkbook->sheets->sheet as $eleSheet) { foreach ($xmlWorkbook->sheets->sheet as $eleSheet) {
@ -209,7 +209,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
$fileWorksheet = $worksheets[(string) self::array_item($eleSheet->attributes("http://schemas.openxmlformats.org/officeDocument/2006/relationships"), "id")]; $fileWorksheet = $worksheets[(string) self::array_item($eleSheet->attributes("http://schemas.openxmlformats.org/officeDocument/2006/relationships"), "id")];
$xml = new XMLReader(); $xml = new XMLReader();
$res = $xml->open('zip://'.PHPExcel_Shared_File::realpath($pFilename).'#'."$dir/$fileWorksheet"); $res = $xml->open('zip://'.PHPExcel_Shared_File::realpath($pFilename).'#'."$dir/$fileWorksheet", null, PHPExcel_Settings::getLibXmlLoaderOptions());
$xml->setParserProperty(2,true); $xml->setParserProperty(2,true);
$currCells = 0; $currCells = 0;
@ -361,14 +361,14 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
$zip->open($pFilename); $zip->open($pFilename);
// Read the theme first, because we need the colour scheme when reading the styles // Read the theme first, because we need the colour scheme when reading the styles
$wbRels = simplexml_load_string($this->_getFromZipArchive($zip, "xl/_rels/workbook.xml.rels")); //~ http://schemas.openxmlformats.org/package/2006/relationships"); $wbRels = simplexml_load_string($this->_getFromZipArchive($zip, "xl/_rels/workbook.xml.rels"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/package/2006/relationships");
foreach ($wbRels->Relationship as $rel) { foreach ($wbRels->Relationship as $rel) {
switch ($rel["Type"]) { switch ($rel["Type"]) {
case "http://schemas.openxmlformats.org/officeDocument/2006/relationships/theme": case "http://schemas.openxmlformats.org/officeDocument/2006/relationships/theme":
$themeOrderArray = array('lt1','dk1','lt2','dk2'); $themeOrderArray = array('lt1','dk1','lt2','dk2');
$themeOrderAdditional = count($themeOrderArray); $themeOrderAdditional = count($themeOrderArray);
$xmlTheme = simplexml_load_string($this->_getFromZipArchive($zip, "xl/{$rel['Target']}")); $xmlTheme = simplexml_load_string($this->_getFromZipArchive($zip, "xl/{$rel['Target']}"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
if (is_object($xmlTheme)) { if (is_object($xmlTheme)) {
$xmlThemeName = $xmlTheme->attributes(); $xmlThemeName = $xmlTheme->attributes();
$xmlTheme = $xmlTheme->children("http://schemas.openxmlformats.org/drawingml/2006/main"); $xmlTheme = $xmlTheme->children("http://schemas.openxmlformats.org/drawingml/2006/main");
@ -398,11 +398,11 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
} }
} }
$rels = simplexml_load_string($this->_getFromZipArchive($zip, "_rels/.rels")); //~ http://schemas.openxmlformats.org/package/2006/relationships"); $rels = simplexml_load_string($this->_getFromZipArchive($zip, "_rels/.rels"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/package/2006/relationships");
foreach ($rels->Relationship as $rel) { foreach ($rels->Relationship as $rel) {
switch ($rel["Type"]) { switch ($rel["Type"]) {
case "http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties": case "http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties":
$xmlCore = simplexml_load_string($this->_getFromZipArchive($zip, "{$rel['Target']}")); $xmlCore = simplexml_load_string($this->_getFromZipArchive($zip, "{$rel['Target']}"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
if (is_object($xmlCore)) { if (is_object($xmlCore)) {
$xmlCore->registerXPathNamespace("dc", "http://purl.org/dc/elements/1.1/"); $xmlCore->registerXPathNamespace("dc", "http://purl.org/dc/elements/1.1/");
$xmlCore->registerXPathNamespace("dcterms", "http://purl.org/dc/terms/"); $xmlCore->registerXPathNamespace("dcterms", "http://purl.org/dc/terms/");
@ -421,7 +421,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
break; break;
case "http://schemas.openxmlformats.org/officeDocument/2006/relationships/extended-properties": case "http://schemas.openxmlformats.org/officeDocument/2006/relationships/extended-properties":
$xmlCore = simplexml_load_string($this->_getFromZipArchive($zip, "{$rel['Target']}")); $xmlCore = simplexml_load_string($this->_getFromZipArchive($zip, "{$rel['Target']}"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
if (is_object($xmlCore)) { if (is_object($xmlCore)) {
$docProps = $excel->getProperties(); $docProps = $excel->getProperties();
if (isset($xmlCore->Company)) if (isset($xmlCore->Company))
@ -432,7 +432,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
break; break;
case "http://schemas.openxmlformats.org/officeDocument/2006/relationships/custom-properties": case "http://schemas.openxmlformats.org/officeDocument/2006/relationships/custom-properties":
$xmlCore = simplexml_load_string($this->_getFromZipArchive($zip, "{$rel['Target']}")); $xmlCore = simplexml_load_string($this->_getFromZipArchive($zip, "{$rel['Target']}"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
if (is_object($xmlCore)) { if (is_object($xmlCore)) {
$docProps = $excel->getProperties(); $docProps = $excel->getProperties();
foreach ($xmlCore as $xmlProperty) { foreach ($xmlCore as $xmlProperty) {
@ -458,12 +458,12 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
break; break;
case "http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument": case "http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument":
$dir = dirname($rel["Target"]); $dir = dirname($rel["Target"]);
$relsWorkbook = simplexml_load_string($this->_getFromZipArchive($zip, "$dir/_rels/" . basename($rel["Target"]) . ".rels")); //~ http://schemas.openxmlformats.org/package/2006/relationships"); $relsWorkbook = simplexml_load_string($this->_getFromZipArchive($zip, "$dir/_rels/" . basename($rel["Target"]) . ".rels"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/package/2006/relationships");
$relsWorkbook->registerXPathNamespace("rel", "http://schemas.openxmlformats.org/package/2006/relationships"); $relsWorkbook->registerXPathNamespace("rel", "http://schemas.openxmlformats.org/package/2006/relationships");
$sharedStrings = array(); $sharedStrings = array();
$xpath = self::array_item($relsWorkbook->xpath("rel:Relationship[@Type='http://schemas.openxmlformats.org/officeDocument/2006/relationships/sharedStrings']")); $xpath = self::array_item($relsWorkbook->xpath("rel:Relationship[@Type='http://schemas.openxmlformats.org/officeDocument/2006/relationships/sharedStrings']"));
$xmlStrings = simplexml_load_string($this->_getFromZipArchive($zip, "$dir/$xpath[Target]")); //~ http://schemas.openxmlformats.org/spreadsheetml/2006/main"); $xmlStrings = simplexml_load_string($this->_getFromZipArchive($zip, "$dir/$xpath[Target]"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/spreadsheetml/2006/main");
if (isset($xmlStrings) && isset($xmlStrings->si)) { if (isset($xmlStrings) && isset($xmlStrings->si)) {
foreach ($xmlStrings->si as $val) { foreach ($xmlStrings->si as $val) {
if (isset($val->t)) { if (isset($val->t)) {
@ -502,7 +502,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
$styles = array(); $styles = array();
$cellStyles = array(); $cellStyles = array();
$xpath = self::array_item($relsWorkbook->xpath("rel:Relationship[@Type='http://schemas.openxmlformats.org/officeDocument/2006/relationships/styles']")); $xpath = self::array_item($relsWorkbook->xpath("rel:Relationship[@Type='http://schemas.openxmlformats.org/officeDocument/2006/relationships/styles']"));
$xmlStyles = simplexml_load_string($this->_getFromZipArchive($zip, "$dir/$xpath[Target]")); //~ http://schemas.openxmlformats.org/spreadsheetml/2006/main"); $xmlStyles = simplexml_load_string($this->_getFromZipArchive($zip, "$dir/$xpath[Target]"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/spreadsheetml/2006/main");
$numFmts = null; $numFmts = null;
if ($xmlStyles && $xmlStyles->numFmts[0]) { if ($xmlStyles && $xmlStyles->numFmts[0]) {
$numFmts = $xmlStyles->numFmts[0]; $numFmts = $xmlStyles->numFmts[0];
@ -606,7 +606,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
} }
} }
$xmlWorkbook = simplexml_load_string($this->_getFromZipArchive($zip, "{$rel['Target']}")); //~ http://schemas.openxmlformats.org/spreadsheetml/2006/main"); $xmlWorkbook = simplexml_load_string($this->_getFromZipArchive($zip, "{$rel['Target']}"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/spreadsheetml/2006/main");
// Set base date // Set base date
if ($xmlWorkbook->workbookPr) { if ($xmlWorkbook->workbookPr) {
@ -649,7 +649,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
// reverse // reverse
$docSheet->setTitle((string) $eleSheet["name"],false); $docSheet->setTitle((string) $eleSheet["name"],false);
$fileWorksheet = $worksheets[(string) self::array_item($eleSheet->attributes("http://schemas.openxmlformats.org/officeDocument/2006/relationships"), "id")]; $fileWorksheet = $worksheets[(string) self::array_item($eleSheet->attributes("http://schemas.openxmlformats.org/officeDocument/2006/relationships"), "id")];
$xmlSheet = simplexml_load_string($this->_getFromZipArchive($zip, "$dir/$fileWorksheet")); //~ http://schemas.openxmlformats.org/spreadsheetml/2006/main"); $xmlSheet = simplexml_load_string($this->_getFromZipArchive($zip, "$dir/$fileWorksheet"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/spreadsheetml/2006/main");
$sharedFormulas = array(); $sharedFormulas = array();
@ -1233,7 +1233,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
if (!$this->_readDataOnly) { if (!$this->_readDataOnly) {
// Locate hyperlink relations // Locate hyperlink relations
if ($zip->locateName(dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels")) { if ($zip->locateName(dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels")) {
$relsWorksheet = simplexml_load_string($this->_getFromZipArchive($zip, dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels") ); //~ http://schemas.openxmlformats.org/package/2006/relationships"); $relsWorksheet = simplexml_load_string($this->_getFromZipArchive($zip, dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels") , 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/package/2006/relationships");
foreach ($relsWorksheet->Relationship as $ele) { foreach ($relsWorksheet->Relationship as $ele) {
if ($ele["Type"] == "http://schemas.openxmlformats.org/officeDocument/2006/relationships/hyperlink") { if ($ele["Type"] == "http://schemas.openxmlformats.org/officeDocument/2006/relationships/hyperlink") {
$hyperlinks[(string)$ele["Id"]] = (string)$ele["Target"]; $hyperlinks[(string)$ele["Id"]] = (string)$ele["Target"];
@ -1274,7 +1274,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
if (!$this->_readDataOnly) { if (!$this->_readDataOnly) {
// Locate comment relations // Locate comment relations
if ($zip->locateName(dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels")) { if ($zip->locateName(dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels")) {
$relsWorksheet = simplexml_load_string($this->_getFromZipArchive($zip, dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels") ); //~ http://schemas.openxmlformats.org/package/2006/relationships"); $relsWorksheet = simplexml_load_string($this->_getFromZipArchive($zip, dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels") , 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/package/2006/relationships");
foreach ($relsWorksheet->Relationship as $ele) { foreach ($relsWorksheet->Relationship as $ele) {
if ($ele["Type"] == "http://schemas.openxmlformats.org/officeDocument/2006/relationships/comments") { if ($ele["Type"] == "http://schemas.openxmlformats.org/officeDocument/2006/relationships/comments") {
$comments[(string)$ele["Id"]] = (string)$ele["Target"]; $comments[(string)$ele["Id"]] = (string)$ele["Target"];
@ -1289,7 +1289,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
foreach ($comments as $relName => $relPath) { foreach ($comments as $relName => $relPath) {
// Load comments file // Load comments file
$relPath = PHPExcel_Shared_File::realpath(dirname("$dir/$fileWorksheet") . "/" . $relPath); $relPath = PHPExcel_Shared_File::realpath(dirname("$dir/$fileWorksheet") . "/" . $relPath);
$commentsFile = simplexml_load_string($this->_getFromZipArchive($zip, $relPath) ); $commentsFile = simplexml_load_string($this->_getFromZipArchive($zip, $relPath) , 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
// Utility variables // Utility variables
$authors = array(); $authors = array();
@ -1310,7 +1310,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
foreach ($vmlComments as $relName => $relPath) { foreach ($vmlComments as $relName => $relPath) {
// Load VML comments file // Load VML comments file
$relPath = PHPExcel_Shared_File::realpath(dirname("$dir/$fileWorksheet") . "/" . $relPath); $relPath = PHPExcel_Shared_File::realpath(dirname("$dir/$fileWorksheet") . "/" . $relPath);
$vmlCommentsFile = simplexml_load_string( $this->_getFromZipArchive($zip, $relPath) ); $vmlCommentsFile = simplexml_load_string( $this->_getFromZipArchive($zip, $relPath) , 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
$vmlCommentsFile->registerXPathNamespace('v', 'urn:schemas-microsoft-com:vml'); $vmlCommentsFile->registerXPathNamespace('v', 'urn:schemas-microsoft-com:vml');
$shapes = $vmlCommentsFile->xpath('//v:shape'); $shapes = $vmlCommentsFile->xpath('//v:shape');
@ -1361,7 +1361,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
// Header/footer images // Header/footer images
if ($xmlSheet && $xmlSheet->legacyDrawingHF && !$this->_readDataOnly) { if ($xmlSheet && $xmlSheet->legacyDrawingHF && !$this->_readDataOnly) {
if ($zip->locateName(dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels")) { if ($zip->locateName(dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels")) {
$relsWorksheet = simplexml_load_string($this->_getFromZipArchive($zip, dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels") ); //~ http://schemas.openxmlformats.org/package/2006/relationships"); $relsWorksheet = simplexml_load_string($this->_getFromZipArchive($zip, dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels") , 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/package/2006/relationships");
$vmlRelationship = ''; $vmlRelationship = '';
foreach ($relsWorksheet->Relationship as $ele) { foreach ($relsWorksheet->Relationship as $ele) {
@ -1372,7 +1372,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
if ($vmlRelationship != '') { if ($vmlRelationship != '') {
// Fetch linked images // Fetch linked images
$relsVML = simplexml_load_string($this->_getFromZipArchive($zip, dirname($vmlRelationship) . '/_rels/' . basename($vmlRelationship) . '.rels' )); //~ http://schemas.openxmlformats.org/package/2006/relationships"); $relsVML = simplexml_load_string($this->_getFromZipArchive($zip, dirname($vmlRelationship) . '/_rels/' . basename($vmlRelationship) . '.rels' ), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/package/2006/relationships");
$drawings = array(); $drawings = array();
foreach ($relsVML->Relationship as $ele) { foreach ($relsVML->Relationship as $ele) {
if ($ele["Type"] == "http://schemas.openxmlformats.org/officeDocument/2006/relationships/image") { if ($ele["Type"] == "http://schemas.openxmlformats.org/officeDocument/2006/relationships/image") {
@ -1381,7 +1381,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
} }
// Fetch VML document // Fetch VML document
$vmlDrawing = simplexml_load_string($this->_getFromZipArchive($zip, $vmlRelationship)); $vmlDrawing = simplexml_load_string($this->_getFromZipArchive($zip, $vmlRelationship), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
$vmlDrawing->registerXPathNamespace('v', 'urn:schemas-microsoft-com:vml'); $vmlDrawing->registerXPathNamespace('v', 'urn:schemas-microsoft-com:vml');
$hfImages = array(); $hfImages = array();
@ -1420,7 +1420,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
// TODO: Autoshapes from twoCellAnchors! // TODO: Autoshapes from twoCellAnchors!
if ($zip->locateName(dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels")) { if ($zip->locateName(dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels")) {
$relsWorksheet = simplexml_load_string($this->_getFromZipArchive($zip, dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels") ); //~ http://schemas.openxmlformats.org/package/2006/relationships"); $relsWorksheet = simplexml_load_string($this->_getFromZipArchive($zip, dirname("$dir/$fileWorksheet") . "/_rels/" . basename($fileWorksheet) . ".rels") , 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/package/2006/relationships");
$drawings = array(); $drawings = array();
foreach ($relsWorksheet->Relationship as $ele) { foreach ($relsWorksheet->Relationship as $ele) {
if ($ele["Type"] == "http://schemas.openxmlformats.org/officeDocument/2006/relationships/drawing") { if ($ele["Type"] == "http://schemas.openxmlformats.org/officeDocument/2006/relationships/drawing") {
@ -1430,7 +1430,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
if ($xmlSheet->drawing && !$this->_readDataOnly) { if ($xmlSheet->drawing && !$this->_readDataOnly) {
foreach ($xmlSheet->drawing as $drawing) { foreach ($xmlSheet->drawing as $drawing) {
$fileDrawing = $drawings[(string) self::array_item($drawing->attributes("http://schemas.openxmlformats.org/officeDocument/2006/relationships"), "id")]; $fileDrawing = $drawings[(string) self::array_item($drawing->attributes("http://schemas.openxmlformats.org/officeDocument/2006/relationships"), "id")];
$relsDrawing = simplexml_load_string($this->_getFromZipArchive($zip, dirname($fileDrawing) . "/_rels/" . basename($fileDrawing) . ".rels") ); //~ http://schemas.openxmlformats.org/package/2006/relationships"); $relsDrawing = simplexml_load_string($this->_getFromZipArchive($zip, dirname($fileDrawing) . "/_rels/" . basename($fileDrawing) . ".rels") , 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions()); //~ http://schemas.openxmlformats.org/package/2006/relationships");
$images = array(); $images = array();
if ($relsDrawing && $relsDrawing->Relationship) { if ($relsDrawing && $relsDrawing->Relationship) {
@ -1446,7 +1446,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
} }
} }
} }
$xmlDrawing = simplexml_load_string($this->_getFromZipArchive($zip, $fileDrawing))->children("http://schemas.openxmlformats.org/drawingml/2006/spreadsheetDrawing"); $xmlDrawing = simplexml_load_string($this->_getFromZipArchive($zip, $fileDrawing), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions())->children("http://schemas.openxmlformats.org/drawingml/2006/spreadsheetDrawing");
if ($xmlDrawing->oneCellAnchor) { if ($xmlDrawing->oneCellAnchor) {
foreach ($xmlDrawing->oneCellAnchor as $oneCellAnchor) { foreach ($xmlDrawing->oneCellAnchor as $oneCellAnchor) {
@ -1710,13 +1710,13 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
if (!$this->_readDataOnly) { if (!$this->_readDataOnly) {
$contentTypes = simplexml_load_string($this->_getFromZipArchive($zip, "[Content_Types].xml")); $contentTypes = simplexml_load_string($this->_getFromZipArchive($zip, "[Content_Types].xml"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
foreach ($contentTypes->Override as $contentType) { foreach ($contentTypes->Override as $contentType) {
switch ($contentType["ContentType"]) { switch ($contentType["ContentType"]) {
case "application/vnd.openxmlformats-officedocument.drawingml.chart+xml": case "application/vnd.openxmlformats-officedocument.drawingml.chart+xml":
if ($this->_includeCharts) { if ($this->_includeCharts) {
$chartEntryRef = ltrim($contentType['PartName'],'/'); $chartEntryRef = ltrim($contentType['PartName'],'/');
$chartElements = simplexml_load_string($this->_getFromZipArchive($zip, $chartEntryRef)); $chartElements = simplexml_load_string($this->_getFromZipArchive($zip, $chartEntryRef), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
$objChart = PHPExcel_Reader_Excel2007_Chart::readChart($chartElements,basename($chartEntryRef,'.xml')); $objChart = PHPExcel_Reader_Excel2007_Chart::readChart($chartElements,basename($chartEntryRef,'.xml'));
// echo 'Chart ',$chartEntryRef,'<br />'; // echo 'Chart ',$chartEntryRef,'<br />';
@ -1990,7 +1990,7 @@ class PHPExcel_Reader_Excel2007 extends PHPExcel_Reader_Abstract implements PHPE
$dataRels = $this->_getFromZipArchive($zip, $pathRels); $dataRels = $this->_getFromZipArchive($zip, $pathRels);
if ($dataRels) { if ($dataRels) {
// exists and not empty if the ribbon have some pictures (other than internal MSO) // exists and not empty if the ribbon have some pictures (other than internal MSO)
$UIRels = simplexml_load_string($dataRels); $UIRels = simplexml_load_string($dataRels, 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
if ($UIRels) { if ($UIRels) {
// we need to save id and target to avoid parsing customUI.xml and "guess" if it's a pseudo callback who load the image // we need to save id and target to avoid parsing customUI.xml and "guess" if it's a pseudo callback who load the image
foreach ($UIRels->Relationship as $ele) { foreach ($UIRels->Relationship as $ele) {

6
Classes/PHPExcel/Reader/Gnumeric.php
View File

@ -117,7 +117,7 @@ class PHPExcel_Reader_Gnumeric extends PHPExcel_Reader_Abstract implements PHPEx
$xml = new XMLReader(); $xml = new XMLReader();
$xml->open( $xml->open(
'compress.zlib://'.realpath($pFilename) 'compress.zlib://'.realpath($pFilename), null, PHPExcel_Settings::getLibXmlLoaderOptions()
); );
$xml->setParserProperty(2,true); $xml->setParserProperty(2,true);
@ -151,7 +151,7 @@ class PHPExcel_Reader_Gnumeric extends PHPExcel_Reader_Abstract implements PHPEx
$xml = new XMLReader(); $xml = new XMLReader();
$xml->open( $xml->open(
'compress.zlib://'.realpath($pFilename) 'compress.zlib://'.realpath($pFilename), null, PHPExcel_Settings::getLibXmlLoaderOptions()
); );
$xml->setParserProperty(2,true); $xml->setParserProperty(2,true);
@ -243,7 +243,7 @@ class PHPExcel_Reader_Gnumeric extends PHPExcel_Reader_Abstract implements PHPEx
// echo htmlentities($gFileData,ENT_QUOTES,'UTF-8'); // echo htmlentities($gFileData,ENT_QUOTES,'UTF-8');
// echo '</pre><hr />'; // echo '</pre><hr />';
// //
$xml = simplexml_load_string($gFileData); $xml = simplexml_load_string($gFileData, 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
$namespacesMeta = $xml->getNamespaces(true); $namespacesMeta = $xml->getNamespaces(true);
// var_dump($namespacesMeta); // var_dump($namespacesMeta);

10
Classes/PHPExcel/Reader/OOCalc.php
View File

@ -90,7 +90,7 @@ class PHPExcel_Reader_OOCalc extends PHPExcel_Reader_Abstract implements PHPExce
if ($stat && ($stat['size'] <= 255)) { if ($stat && ($stat['size'] <= 255)) {
$mimeType = $zip->getFromName($stat['name']); $mimeType = $zip->getFromName($stat['name']);
} elseif($stat = $zip->statName('META-INF/manifest.xml')) { } elseif($stat = $zip->statName('META-INF/manifest.xml')) {
$xml = simplexml_load_string($zip->getFromName('META-INF/manifest.xml')); $xml = simplexml_load_string($zip->getFromName('META-INF/manifest.xml'), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
$namespacesContent = $xml->getNamespaces(true); $namespacesContent = $xml->getNamespaces(true);
if (isset($namespacesContent['manifest'])) { if (isset($namespacesContent['manifest'])) {
$manifest = $xml->children($namespacesContent['manifest']); $manifest = $xml->children($namespacesContent['manifest']);
@ -136,7 +136,7 @@ class PHPExcel_Reader_OOCalc extends PHPExcel_Reader_Abstract implements PHPExce
$worksheetNames = array(); $worksheetNames = array();
$xml = new XMLReader(); $xml = new XMLReader();
$res = $xml->open('zip://'.realpath($pFilename).'#content.xml'); $res = $xml->open('zip://'.realpath($pFilename).'#content.xml', null, PHPExcel_Settings::getLibXmlLoaderOptions());
$xml->setParserProperty(2,true); $xml->setParserProperty(2,true);
// Step into the first level of content of the XML // Step into the first level of content of the XML
@ -188,7 +188,7 @@ class PHPExcel_Reader_OOCalc extends PHPExcel_Reader_Abstract implements PHPExce
} }
$xml = new XMLReader(); $xml = new XMLReader();
$res = $xml->open('zip://'.realpath($pFilename).'#content.xml'); $res = $xml->open('zip://'.realpath($pFilename).'#content.xml', null, PHPExcel_Settings::getLibXmlLoaderOptions());
$xml->setParserProperty(2,true); $xml->setParserProperty(2,true);
// Step into the first level of content of the XML // Step into the first level of content of the XML
@ -345,7 +345,7 @@ class PHPExcel_Reader_OOCalc extends PHPExcel_Reader_Abstract implements PHPExce
} }
// echo '<h1>Meta Information</h1>'; // echo '<h1>Meta Information</h1>';
$xml = simplexml_load_string($zip->getFromName("meta.xml")); $xml = simplexml_load_string($zip->getFromName("meta.xml"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
$namespacesMeta = $xml->getNamespaces(true); $namespacesMeta = $xml->getNamespaces(true);
// echo '<pre>'; // echo '<pre>';
// print_r($namespacesMeta); // print_r($namespacesMeta);
@ -431,7 +431,7 @@ class PHPExcel_Reader_OOCalc extends PHPExcel_Reader_Abstract implements PHPExce
// echo '<h1>Workbook Content</h1>'; // echo '<h1>Workbook Content</h1>';
$xml = simplexml_load_string($zip->getFromName("content.xml")); $xml = simplexml_load_string($zip->getFromName("content.xml"), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
$namespacesContent = $xml->getNamespaces(true); $namespacesContent = $xml->getNamespaces(true);
// echo '<pre>'; // echo '<pre>';
// print_r($namespacesContent); // print_r($namespacesContent);

33
Classes/PHPExcel/Settings.php
View File

@ -105,6 +105,12 @@ class PHPExcel_Settings
*/ */
private static $_pdfRendererPath = NULL; private static $_pdfRendererPath = NULL;
/**
* Default options for libxml loader
*
* @var int
*/
private static $_libXmlLoaderOptions = null;
/** /**
* Set the Zip handler Class that PHPExcel should use for Zip file management (PCLZip or ZipArchive) * Set the Zip handler Class that PHPExcel should use for Zip file management (PCLZip or ZipArchive)
@ -339,7 +345,6 @@ class PHPExcel_Settings
return self::$_pdfRendererName; return self::$_pdfRendererName;
} // function getPdfRendererName() } // function getPdfRendererName()
/** /**
* Return the directory path to the PDF Rendering Library that PHPExcel is currently configured to use * Return the directory path to the PDF Rendering Library that PHPExcel is currently configured to use
* *
@ -351,4 +356,30 @@ class PHPExcel_Settings
return self::$_pdfRendererPath; return self::$_pdfRendererPath;
} // function getPdfRendererPath() } // function getPdfRendererPath()
/**
* Set default options for libxml loader
*
* @param int $options Default options for libxml loader
*/
public static function setLibXmlLoaderOptions($options = null)
{
if (is_null($options)) {
$options = LIBXML_DTDLOAD | LIBXML_DTDATTR;
}
self::$_libXmlLoaderOptions = $options;
} // function setLibXmlLoaderOptions
/**
* Get default options for libxml loader.
* Defaults to LIBXML_DTDLOAD | LIBXML_DTDATTR when not set explicitly.
*
* @return int Default options for libxml loader
*/
public static function getLibXmlLoaderOptions()
{
if (is_null(self::$_libXmlLoaderOptions)) {
self::$_libXmlLoaderOptions = LIBXML_DTDLOAD | LIBXML_DTDATTR;
}
return self::$_libXmlLoaderOptions;
} // function getLibXmlLoaderOptions
} }