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get SVG size

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git-svn-id: file:///home/shish/svn/shimmie2/trunk@814 7f39781d-f577-437e-ae19-be835c7a54ca
This commit is contained in:
shish 2008-04-11 06:56:31 +00:00
parent 62d0f3df7c
commit cc3767c1b8
2 changed files with 34 additions and 14 deletions
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39
contrib/handle_svg/main.php
View File

@ -14,10 +14,7 @@ class SVGFileHandler extends Extension {
if(is_a($event, 'DataUploadEvent') && $this->supported_ext($event->type) && $this->check_contents($event->tmpname)) {
$hash = $event->hash;
$ha = substr($hash, 0, 2);
if(!copy($event->tmpname, "images/$ha/$hash")) {
$event->veto("SVG Handler failed to move file from uploads to archive");
return;
}
if(!move_upload_to_archive($event)) return;
send_event(new ThumbnailGenerationEvent($event->hash, $event->type));
$image = $this->create_image_from_data("images/$ha/$hash", $event->metadata);
if(is_null($image)) {
@ -74,9 +71,9 @@ class SVGFileHandler extends Extension {
$image = new Image();
// FIXME: ugh, xml parsing :|
$image->width = 0;
$image->height = 0;
$msp = new MiniSVGParser($filename);
$image->width = $msp->width;
$image->height = $msp->height;
$image->filesize = $metadata['size'];
$image->hash = $metadata['hash'];
@ -89,9 +86,33 @@ class SVGFileHandler extends Extension {
}
private function check_contents($file) {
// FIXME: magic header?
return (file_exists($file));
if(!file_exists($file)) return false;
$msp = new MiniSVGParser($file);
return $msp->valid;
}
}
class MiniSVGParser {
var $valid=false, $width=0, $height=0;
function MiniSVGParser($file) {
$xml_parser = xml_parser_create();
xml_set_element_handler($xml_parser, array($this, "startElement"), array($this, "endElement"));
$this->valid = xml_parse($xml_parser, file_get_contents($file), true);
xml_parser_free($xml_parser);
}
function startElement($parser, $name, $attrs) {
if($name == "SVG") {
$this->width = int_escape($attrs["WIDTH"]);
$this->height = int_escape($attrs["HEIGHT"]);
}
}
function endElement($parser, $name) {
}
}
add_event_listener(new SVGFileHandler());
?>

9
contrib/handle_svg/theme.php
View File

@ -2,12 +2,11 @@
class SVGFileHandlerTheme extends Themelet {
public function display_image($page, $image) {
$link = make_link("get_svg/{$image->id}/{$image->id}.svg");
$ilink = $image->get_image_link();
// FIXME: object and embed have "height" and "width"
$ilink = make_link("get_svg/{$image->id}/{$image->id}.svg");
// $ilink = $image->get_image_link();
$html = "
<object data='$ilink' type='image/svg+xml' width='300' height='300'>
<embed src='$ilink' type='image/svg+xml' width='300' height='300' />
<object data='$ilink' type='image/svg+xml' width='{$image->width}' height='{$image->height}'>
<embed src='$ilink' type='image/svg+xml' width='{$image->width}' height='{$image->height}' />
</object>
";
$page->add_block(new Block("Image", $html, "main", 0));