From b7778b54c9a422b94fc0934932d081600a8ccd92 Mon Sep 17 00:00:00 2001
From: Daku <dakutree@codeanimu.net>
Date: Wed, 29 Jan 2014 07:18:49 +0000
Subject: [PATCH] add TagTermParseEvent for parsing tags during tagging

---
 core/imageboard.pack.php | 12 +++---------
 ext/pools/main.php       | 10 ++++++++++
 ext/tag_edit/main.php    | 28 ++++++++++++++++++++++++++++
 3 files changed, 41 insertions(+), 9 deletions(-)

diff --git a/core/imageboard.pack.php b/core/imageboard.pack.php
index 6d5cd1cd..a65e9bc1 100644
--- a/core/imageboard.pack.php
+++ b/core/imageboard.pack.php
@@ -479,15 +479,9 @@ class Image {
 			$this->delete_tags_from_image();
 			// insert each new tags
 			foreach($tags as $tag) {
-				if(preg_match("/^source[=|:](.*)$/i", $tag, $matches)) {
-					$this->set_source($matches[1]);
-					continue;
-				}
-				if(preg_match("/^pool[=|:](.*)$/i", $tag, $matches)) {
-					if(class_exists("Pools")) {
-						$pls = new Pools();
-						$pls->add_post_from_tag($matches[1], $this->id);
-					}
+				$ttpe = new TagTermParseEvent($tag, $this->id);
+				send_event($ttpe);
+				if($ttpe->is_metatag()) {
 					continue;
 				}
 
diff --git a/ext/pools/main.php b/ext/pools/main.php
index 6bcd8760..8ef17423 100644
--- a/ext/pools/main.php
+++ b/ext/pools/main.php
@@ -315,6 +315,16 @@ class Pools extends Extension {
 		}
 	}
 
+	public function onTagTermParse(TagTermParseEvent $event) {
+		$matches = array();
+
+		if(preg_match("/^pool[=|:](.*)$/i", $event->term, $matches)) {
+			$this->add_post_from_tag($matches[1], $event->id);
+		}
+
+		if(!empty($matches)) $event->metatag = true;
+	}
+
 	public function add_post_from_tag(/*str*/ $poolTag, /*int*/ $imageID){
 		$poolTag = str_replace("_", " ", $poolTag);
 		//First check if pool tag is a title
diff --git a/ext/tag_edit/main.php b/ext/tag_edit/main.php
index 0f1655a1..2d0fd8b9 100644
--- a/ext/tag_edit/main.php
+++ b/ext/tag_edit/main.php
@@ -72,6 +72,25 @@ class LockSetEvent extends Event {
 	}
 }
 
+/*
+ * TagTermParseEvent:
+ * Signal that a tag term needs parsing
+ */
+class TagTermParseEvent extends Event {
+	var $term = null;
+	var $id = null;
+	var $metatag = false;
+
+	public function TagTermParseEvent($term, $id) {
+		$this->term = $term;
+		$this->id = $id;
+	}
+
+	public function is_metatag() {
+		return $this->metatag;
+	}
+}
+
 class TagEdit extends Extension {
 	public function onPageRequest(PageRequestEvent $event) {
 		global $user, $page;
@@ -169,6 +188,15 @@ class TagEdit extends Extension {
 		$event->add_part($this->theme->get_lock_editor_html($event->image), 42);
 	}
 
+	public function onTagTermParse(TagTermParseEvent $event) {
+		$matches = array();
+
+		if(preg_match("/^source[=|:](.*)$/i", $event->term, $matches)) {
+			send_event(new SourceSetEvent(Image::by_id($event->id), $matches[1]));
+		}
+
+		if(!empty($matches)) $event->metatag = true;
+	}
 
 	private function can_tag(Image $image) {
 		global $config, $user;