Physikerwelt has uploaded a new change for review.
https://gerrit.wikimedia.org/r/67412
Change subject: Demo: getSecure TeX see MathSearch
......................................................................
Demo: getSecure TeX see MathSearch
* Keep the tex output of texvc and treat png and tex file in the same way
* Fix: emtpty tex string on load from database
* new Method: MathTexvc::getSecuredTex
Change-Id: Iaaf5c7ae018eeb0d014bbc2e06c7ffa7f40e14dc
---
M MathRenderer.php
M MathTexvc.php
M math/render.ml
M tests/MathLaTeXMLTest.php
4 files changed, 48 insertions(+), 15 deletions(-)
git pull ssh://gerrit.wikimedia.org:29418/mediawiki/extensions/Math
refs/changes/12/67412/1
diff --git a/MathRenderer.php b/MathRenderer.php
index 9a818a7..8d198bb 100644
--- a/MathRenderer.php
+++ b/MathRenderer.php
@@ -197,6 +197,7 @@
if ( $this->tex != "" ) {
wfDebugLog ( "Math", 'WARNING database
text is '.
var_export($dbtex,true).'
whereas input text was' . $this->tex );
+ $dbtex = $this->tex;
}
}
$this->tex = $dbtex;
diff --git a/MathTexvc.php b/MathTexvc.php
index 493e83a..2fdb7b8 100644
--- a/MathTexvc.php
+++ b/MathTexvc.php
@@ -17,21 +17,22 @@
* @author Brion Vibber
* @author Moritz Schubotz
*/
-define( 'MW_TEXVC_SUCCESS', -1 );
class MathTexvc extends MathRenderer {
const CONSERVATIVE = 2;
const MODERATE = 1;
const LIBERAL = 0;
+ const MW_TEXVC_SUCCESS = -1;
/**
* Renders TeX using texvc
*
* @return string rendered TeK
*/
- function render() {
+ public function render() {
if ( !$this->readCache() ) { // cache miss
+ wfDebug('Math', 'cache miss. texvc renderer called');
$result = $this->callTexvc();
- if ( $result != MW_TEXVC_SUCCESS ) {
+ if ( $result != self::MW_TEXVC_SUCCESS ) {
return $result;
}
}
@@ -43,7 +44,7 @@
*
* @return string Storage directory
*/
- function getHashPath() {
+ public function getHashPath() {
$path = $this->getBackend()->getRootStoragePath() .
'/math-render/' . $this->getHashSubPath();
wfDebugLog("Math", "TeX: getHashPath, hash is:
{$this->getHash()}, path is: $path\n" );
@@ -55,7 +56,7 @@
*
* @return string Relative directory
*/
- function getHashSubPath() {
+ public function getHashSubPath() {
return substr( $this->getHash(), 0, 1 )
. '/' . substr( $this->getHash(), 1, 1 )
. '/' . substr( $this->getHash(), 2, 1 );
@@ -66,10 +67,21 @@
*
* @return string image URL
*/
- function getMathImageUrl() {
+ public function getMathImageUrl() {
global $wgMathPath;
$dir = $this->getHashSubPath();
return "$wgMathPath/$dir/{$this->getHash()}.png";
+ }
+
+ /**
+ * Gets URL for math image
+ *
+ * @return string image URL
+ */
+ public function getMathTeXFileUrl() {
+ global $wgMathPath;
+ $dir = $this->getHashSubPath();
+ return "$wgMathPath/$dir/{$this->getHash()}.tex";
}
/**
@@ -125,7 +137,7 @@
*
* @return int|string MW_TEXVC_SUCCESS or error string
*/
- function callTexvc() {
+ public function callTexvc() {
global $wgTexvc, $wgTexvcBackgroundColor, $wgUseSquid,
$wgMathCheckFiles;
$tmpDir = wfTempDir();
if ( !is_executable( $wgTexvc ) ) {
@@ -159,7 +171,8 @@
$tempFsFile = new TempFSFile( "$tmpDir/{$this->getHash()}.png"
);
$tempFsFile->autocollect(); // destroy file when $tempFsFile
leaves scope
-
+ $tempFsFile = new TempFSFile( "$tmpDir/{$this->getHash()}.tex"
);
+ $tempFsFile->autocollect(); // destroy file when $tempFsFile
leaves scope
$retval = substr( $contents, 0, 1 );
$errmsg = '';
if ( ( $retval == 'C' ) || ( $retval == 'M' ) || ( $retval ==
'L' ) ) {
@@ -228,7 +241,12 @@
) {
return $this->getError( 'math_output_error' );
}
- return MW_TEXVC_SUCCESS;
+// Store the TeX source as well
+ wfDebugLog('Math','Move texfile from
'."$tmpDir/{$this->getHash()}.tex".' to '."$hashpath/{$this->getHash()}.tex");
+ $backend->quickStore( array(
+ 'src' => "$tmpDir/{$this->getHash()}.tex",
'dst' => "$hashpath/{$this->getHash()}.tex"
+ ));
+ return self::MW_TEXVC_SUCCESS;
}
/**
@@ -236,7 +254,7 @@
*
* @return FileBackend appropriate file backend
*/
- function getBackend() {
+ public function getBackend() {
global $wgMathFileBackend, $wgMathDirectory;
if ( $wgMathFileBackend ) {
return FileBackendGroup::singleton()->get(
$wgMathFileBackend );
@@ -259,7 +277,7 @@
*
* @return string HTML string
*/
- function doHTMLRender() {
+ private function doHTMLRender() {
if ( $this->getMode() == MW_MATH_MATHML && $this->getMathml()
!= '' ) {
return Xml::tags( 'math',
$this->getAttributes( 'math',
@@ -306,7 +324,7 @@
*
* @return boolean true if retrieved, false otherwise
*/
- function readCache() {
+ public function readCache() {
global $wgMathCheckFiles;
if ( $this->readFromDatabase() ) {
if ( !$wgMathCheckFiles ) {
@@ -328,4 +346,16 @@
}
}
+ /**
+ *
+ * @return string texvc secured tex code
+ */
+ public function getSecureTex(){
+ $backend = $this->getBackend();
+ $src= $this->getHashPath() .'/'.$this->getHash().'.tex';
+ $fullTeXDocumentContent =
$backend->getFileContents(array('src'=>$src));
+ $parts = explode('$$', $fullTeXDocumentContent);
+ $newtex = $parts[1];
+ return $newtex;
+ }
}
\ No newline at end of file
diff --git a/math/render.ml b/math/render.ml
index 362b566..67cb389 100644
--- a/math/render.ml
+++ b/math/render.ml
@@ -14,7 +14,7 @@
exception ExternalCommandFailure of string
let render tmppath finalpath outtex md5 backcolor =
- let tmpprefix0 = (*(string_of_int (Unix.getpid ()))^"_"^*)md5 in
+ let tmpprefix0 = (string_of_int (Unix.getpid ()))^"_"^md5 in
let tmpprefix = (tmppath^"/"^tmpprefix0) in
let unlink_all () =
begin
@@ -22,7 +22,7 @@
Sys.remove (tmpprefix ^ ".dvi");
Sys.remove (tmpprefix ^ ".aux");
Sys.remove (tmpprefix ^ ".log");
- (*Sys.remove (tmpprefix ^ ".tex");*)
+ Sys.rename (tmpprefix ^ ".tex") (tmppath^"/"^md5^".tex");
if Sys.file_exists (tmpprefix ^ ".ps")
then Sys.remove (tmpprefix ^ ".ps");
end in
diff --git a/tests/MathLaTeXMLTest.php b/tests/MathLaTeXMLTest.php
index 303fbf3..1db638c 100644
--- a/tests/MathLaTeXMLTest.php
+++ b/tests/MathLaTeXMLTest.php
@@ -96,10 +96,12 @@
public function testInsecureResult(){
$bad_mml='<math href="javascript:alert(1)">CLICKME</math>';
$bad_mml2='<math> <!-- up to FF 13 --> <maction
actiontype="statusline#http://google.com";
xlink:href="javascript:alert(2)">CLICKME</maction> <!-- FF 14+ --> <maction
actiontype="statusline"
xlink:href="javascript:alert(3)">CLICKME<mtext>http://http://google.com</mtext></maction>
</math>';
- $final_mml=MathLaTeXML::embedMathML($bad_mml2);
+ $final_mml=MathLaTeXML::embedMathML($bad_mml);
+
$plain_tex=MathRenderer::renderMath($bad_mml,array(),MW_MATH_SOURCE);
echo(var_dump(MathLaTeXML::isValidMathML($bad_mml))."\n");
echo(var_dump(MathLaTeXML::isValidMathML($bad_mml2))."\n");
echo($final_mml);
+ echo($plain_tex);
}
/**
--
To view, visit https://gerrit.wikimedia.org/r/67412
To unsubscribe, visit https://gerrit.wikimedia.org/r/settings
Gerrit-MessageType: newchange
Gerrit-Change-Id: Iaaf5c7ae018eeb0d014bbc2e06c7ffa7f40e14dc
Gerrit-PatchSet: 1
Gerrit-Project: mediawiki/extensions/Math
Gerrit-Branch: LaTeXML
Gerrit-Owner: Physikerwelt <[email protected]>
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