5ebc559595
git-svn-id: file:///home/shish/svn/shimmie2/trunk@710 7f39781d-f577-437e-ae19-be835c7a54ca
68 lines
2.1 KiB
PHP
68 lines
2.1 KiB
PHP
<?php
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/**
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* Name: Resolution Limiter
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* Author: Shish <webmaster@shishnet.org>
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* Link: http://trac.shishnet.org/shimmie2/
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* License: GPLv2
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* Description: Allows the admin to set min / max image dimentions
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*/
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class ResolutionLimit extends Extension {
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public function receive_event($event) {
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if(is_a($event, 'ImageAdditionEvent')) {
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global $config;
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$min_w = $config->get_int("upload_min_width", -1);
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$min_h = $config->get_int("upload_min_height", -1);
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$max_w = $config->get_int("upload_max_width", -1);
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$max_h = $config->get_int("upload_max_height", -1);
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$ratios = explode(" ", $config->get_string("upload_ratios", ""));
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$image = $event->image;
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if($min_w > 0 && $image->width < $min_w) $event->veto("Image too small");
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if($min_h > 0 && $image->height < $min_h) $event->veto("Image too small");
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if($max_w > 0 && $image->width > $min_w) $event->veto("Image too large");
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if($max_h > 0 && $image->height > $min_h) $event->veto("Image too large");
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if(count($ratios) > 0) {
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$ok = false;
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foreach($ratios as $ratio) {
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$parts = explode(":", $ratio);
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$width = $parts[0];
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$height = $parts[1];
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if($image->width / $width == $image->height / $height) {
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$ok = true;
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break;
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}
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}
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if(!$ok) {
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$event->veto("Image needs to be in one of these ratios: ".html_escape($config->get_string("upload_ratios", "")));
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}
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}
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}
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if(is_a($event, 'SetupBuildingEvent')) {
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$sb = new SetupBlock("Resolution Limits");
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$sb->add_label("Min ");
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$sb->add_int_option("upload_min_width");
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$sb->add_label(" x ");
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$sb->add_int_option("upload_min_height");
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$sb->add_label(" px");
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$sb->add_label("<br>Max ");
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$sb->add_int_option("upload_max_width");
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$sb->add_label(" x ");
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$sb->add_int_option("upload_max_height");
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$sb->add_label(" px");
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$sb->add_label("<br>(-1 for no limit)");
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$sb->add_label("<br>Ratios ");
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$sb->add_text_option("upload_ratios");
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$sb->add_label("<br>(eg. '4:3 16:9', blank for no limit)");
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$event->panel->add_block($sb);
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}
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}
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}
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add_event_listener(new ResolutionLimit(), 40); // early, to veto UIE
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?>
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