<?php
+/**
+ * Global functions related to images
+ *
+ * @file
+ */
+
/**
* Return a rounded pixel equivalent for a labeled CSS/SVG length.
* http://www.w3.org/TR/SVG11/coords.html#UnitIdentifiers
*
* @param $length String: CSS/SVG length.
- * @param $viewpoerSize: Float optional scale for percentage units...
- * @return Integer: length in pixels
+ * @param $viewportSize: Float optional scale for percentage units...
+ * @return float: length in pixels
*/
function wfScaleSVGUnit( $length, $viewportSize=512 ) {
static $unitLength = array(
$length = floatval( $matches[1] );
$unit = $matches[2];
if( $unit == '%' ) {
- return round( $length * 0.01 * $viewportSize );
+ return $length * 0.01 * $viewportSize;
} else {
- return round( $length * $unitLength[$unit] );
+ return $length * $unitLength[$unit];
}
} else {
// Assume pixels
- return round( floatval( $length ) );
+ return floatval( $length );
}
}
$width = $height * $aspect;
}
- $this->width = $width;
- $this->height = $height;
+ if( $width > 0 && $height > 0 ) {
+ $this->width = intval( round( $width ) );
+ $this->height = intval( round( $height ) );
+ }
+
$this->first = false;
}
}
static $badImages = false;
wfProfileIn( __METHOD__ );
+ # Handle redirects
+ $redirectTitle = RepoGroup::singleton()->checkRedirect( Title::makeTitle( NS_FILE, $name ) );
+ if( $redirectTitle ) {
+ $name = $redirectTitle->getDbKey();
+ }
+
# Run the extension hook
$bad = false;
if( !wfRunHooks( 'BadImage', array( $name, &$bad ) ) ) {