//
// WIRIS Plugin is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with WIRIS Plugin. If not, see <http://www.gnu.org/licenses/>.
//
require_once 'bootstrap.php';
include 'libwiris.php';
$currentPath = dirname($_SERVER['PHP_SELF']) . '/';
if (isset($_POST['image'])) {
$fileName = md5($_POST['image']);
$config = wrs_loadConfig(WRS_CONFIG_FILE);
$formulaPath = wrs_getFormulaDirectory($config) . '/' . $fileName . '.xml';
if (isset($_POST['mml']) && !is_file($formulaPath)) {
file_put_contents($formulaPath, $_POST['mml']);
}
$url = $currentPath . 'showcasimage.php?formula=' . $fileName . '.png';
$imagePath = wrs_getCacheDirectory($config) . '/' . $fileName . '.png';
if (!is_file($imagePath)) {
if (file_put_contents($imagePath, base64_decode($_POST['image'])) !== false) {
echo $url;
} else {
echo $currentPath . '../core/cas.gif';
}
} else {
echo $url;
}
} else {
//
require_once 'bootstrap.php';
include 'libwiris.php';
$digest = NULL;
if (isset($_POST['md5']) && mb_strlen($_POST['md5']) == 32) {
// Support for "generic simple" integration.
$digest = $_POST['md5'];
} else {
if (isset($_POST['digest'])) {
// Support for future integrations (where maybe they aren't using md5 sums).
$digest = $_POST['digest'];
}
}
if (!is_null($digest)) {
$config = wrs_loadConfig(WRS_CONFIG_FILE);
$filePath = wrs_getFormulaDirectory($config) . '/' . basename($digest);
if (is_file($filePath . '.ini')) {
$formula = wrs_parseIni($filePath . '.ini');
if ($formula !== false) {
if (isset($formula['mml'])) {
echo $formula['mml'];
}
} else {
echo 'Error: could not read the formula. Check your file permissions.';
}
} else {
if (is_file($filePath . '.xml')) {
if (($handle = fopen($filePath, 'r')) !== false) {
if (($line = fgets($handle)) !== false) {
echo $line;
}
return true;
}
function mustBeCached()
{
global $wrs_xmlFileAttributes;
foreach ($_GET as $key => $value) {
if (in_array($key, $wrs_xmlFileAttributes) || substr($key, 0, 4) == 'font') {
return false;
}
}
return true;
}
if (!empty($_GET['formula'])) {
$config = wrs_loadConfig(WRS_CONFIG_FILE);
$formula = rtrim(basename($_GET['formula']), '.png');
$formulaPath = wrs_getFormulaDirectory($config) . '/' . $formula;
$extension = is_file($formulaPath . '.ini') ? 'ini' : 'xml';
if (mustBeCached()) {
$imagePath = wrs_getCacheDirectory($config) . '/' . $formula . '.png';
if (is_file($imagePath) || createAndSaveImage($config, $formulaPath, $extension, $imagePath)) {
header('Content-Type: image/png');
readfile($imagePath);
} else {
echo 'Error creating the image.';
}
} else {
$imageStream = createImage($config, $formulaPath, $extension, true);
if (is_null($imageStream)) {
echo 'Error creating the image.';
} else {
header('Content-Type: image/png');
public function com_wiris_plugin_PluginAPI()
{
$this->formulaDirectory = wrs_getFormulaDirectory(wrs_loadConfig(WRS_CONFIG_FILE));
$this->TAGS = new stdClass();
}
?> </tr> <tr> <?php $file = wrs_getFormulaDirectory($config) . '/test.xml'; $test_name = 'Writing a formula file'; $report_text = 'Writing file ' . $file; $solution_link = ''; echo wrs_createTableRow($test_name, $report_text, $solution_link, @fopen($file, 'w') !== false); ?> </tr> <tr> <?php $file = wrs_getFormulaDirectory($config) . '/test.xml'; $test_name = 'Reading a formula file'; $report_text = 'Reading file ' . $file; $solution_link = ''; echo wrs_createTableRow($test_name, $report_text, $solution_link, @fopen($file, 'r') !== false); ?> </tr> <tr> <?php $file = wrs_getCacheDirectory($config) . '/test.png'; $test_name = 'Writing an image file'; $report_text = 'Writing file ' . $file; $solution_link = ''; echo wrs_createTableRow($test_name, $report_text, $solution_link, @fopen($file, 'w') !== false); ?>
