adding tagger extension

git-svn-id: file:///home/shish/svn/shimmie2/trunk@491 7f39781d-f577-437e-ae19-be835c7a54ca

contrib/tagger/main.php

@@ -0,0 +1,26 @@
+<?php 
+// author: Erik Youngren 
+// email: artanis.00@gmail.com 
+class tagger extends Extension { 
+	var $theme; 
+
+	public function receive_event ($event) { 
+		if(is_null($this->theme)) 
+			$this->theme = get_theme_object("tagger", "taggerTheme");    
+		if(is_a($event,"DisplayingImageEvent")) { 
+			//show tagger box 
+			global $database; 
+			global $page; 
+
+			$tags = $database->Execute(" 
+					SELECT tag 
+					FROM `tags` 
+					WHERE count > 1 
+					ORDER BY tag"); 
+
+			$this->theme->build($page, $tags); 
+		} 
+	} 
+} 
+add_event_listener(new tagger()); 
+?>

contrib/tagger/script.js

@@ -0,0 +1,184 @@
+function byId(id) { 
+	return document.getElementById(id); 
+} 
+
+function tagExists(tag) { 
+	var tags = byId("tags"); 
+	tags_list = tags.value; 
+	tags_array = tags_list.split(" "); 
+
+	tags_list = ""; 
+	for (x in tags_array) { 
+		if(tags_array[x] == tag) { 
+			return true; 
+		} 
+	} 
+	return false; 
+} 
+
+function addTag(tag) { 
+	if (!tagExists(tag)) { 
+		// append tag to tag box. 
+		var tags = byId("tags"); 
+		tags.value = tags.value +" "+ tag; 
+	} 
+} 
+
+// Drag Code // 
+//***************************************************************************** 
+// Do not remove this notice. 
+// 
+// Copyright 2001 by Mike Hall. 
+// See http://www.brainjar.com for terms of use. 
+//***************************************************************************** 
+
+// Determine browser and version. 
+
+function Browser() { 
+
+	var ua, s, i; 
+
+	this.isIE    = false; 
+	this.isNS    = false; 
+	this.version = null; 
+
+	ua = navigator.userAgent; 
+
+	s = "MSIE"; 
+	if ((i = ua.indexOf(s)) >= 0) { 
+		this.isIE = true; 
+		this.version = parseFloat(ua.substr(i + s.length)); 
+		return; 
+	} 
+
+	s = "Netscape6/"; 
+	if ((i = ua.indexOf(s)) >= 0) { 
+		this.isNS = true; 
+		this.version = parseFloat(ua.substr(i + s.length)); 
+		return; 
+	} 
+
+	// Treat any other "Gecko" browser as NS 6.1. 
+
+	s = "Gecko"; 
+	if ((i = ua.indexOf(s)) >= 0) { 
+		this.isNS = true; 
+		this.version = 6.1; 
+		return; 
+	} 
+} 
+
+var browser = new Browser(); 
+
+// Global object to hold drag information. 
+
+var dragObj = new Object(); 
+dragObj.zIndex = 0; 
+
+function dragStart(event, id) { 
+
+	var el; 
+	var x, y; 
+
+	// If an element id was given, find it. Otherwise use the element being 
+	// clicked on. 
+
+	if (id) 
+		dragObj.elNode = document.getElementById(id); 
+	else { 
+		if (browser.isIE) 
+			dragObj.elNode = window.event.srcElement; 
+		if (browser.isNS) 
+			dragObj.elNode = event.target; 
+
+		// If this is a text node, use its parent element. 
+
+		if (dragObj.elNode.nodeType == 3) 
+			dragObj.elNode = dragObj.elNode.parentNode; 
+	} 
+
+	// Get cursor position with respect to the page. 
+
+	if (browser.isIE) { 
+		x = window.event.clientX + document.documentElement.scrollLeft 
+			+ document.body.scrollLeft; 
+		y = window.event.clientY + document.documentElement.scrollTop 
+			+ document.body.scrollTop; 
+	} 
+	if (browser.isNS) { 
+		x = event.clientX + window.scrollX; 
+		y = event.clientY + window.scrollY; 
+	} 
+
+	// Save starting positions of cursor and element. 
+
+	dragObj.cursorStartX = x; 
+	dragObj.cursorStartY = y; 
+	dragObj.elStartLeft  = parseInt(dragObj.elNode.style.left, 10); 
+	dragObj.elStartTop   = parseInt(dragObj.elNode.style.top,  10); 
+
+	if (isNaN(dragObj.elStartLeft)) dragObj.elStartLeft = 0; 
+	if (isNaN(dragObj.elStartTop))  dragObj.elStartTop  = 0; 
+
+	// Update element's z-index. 
+
+	dragObj.elNode.style.zIndex = ++dragObj.zIndex; 
+
+	// Capture mousemove and mouseup events on the page. 
+
+	if (browser.isIE) { 
+		document.attachEvent("onmousemove", dragGo); 
+		document.attachEvent("onmouseup",   dragStop); 
+		window.event.cancelBubble = true; 
+		window.event.returnValue = false; 
+	} 
+	if (browser.isNS) { 
+		document.addEventListener("mousemove", dragGo,   true); 
+		document.addEventListener("mouseup",   dragStop, true); 
+		event.preventDefault(); 
+	} 
+} 
+
+function dragGo(event) { 
+
+	var x, y; 
+
+	// Get cursor position with respect to the page. 
+
+	if (browser.isIE) { 
+		x = window.event.clientX + document.documentElement.scrollLeft 
+			+ document.body.scrollLeft; 
+		y = window.event.clientY + document.documentElement.scrollTop 
+			+ document.body.scrollTop; 
+	} 
+	if (browser.isNS) { 
+		x = event.clientX + window.scrollX; 
+		y = event.clientY + window.scrollY; 
+	} 
+
+	// Move drag element by the same amount the cursor has moved. 
+
+	dragObj.elNode.style.left = (dragObj.elStartLeft + x - dragObj.cursorStartX) + "px"; 
+	dragObj.elNode.style.top  = (dragObj.elStartTop  + y - dragObj.cursorStartY) + "px"; 
+
+	if (browser.isIE) { 
+		window.event.cancelBubble = true; 
+		window.event.returnValue = false; 
+	} 
+	if (browser.isNS) 
+		event.preventDefault(); 
+} 
+
+function dragStop(event) { 
+
+	// Stop capturing mousemove and mouseup events. 
+
+	if (browser.isIE) { 
+		document.detachEvent("onmousemove", dragGo); 
+		document.detachEvent("onmouseup",   dragStop); 
+	} 
+	if (browser.isNS) { 
+		document.removeEventListener("mousemove", dragGo,   true); 
+		document.removeEventListener("mouseup",   dragStop, true); 
+	} 
+}

contrib/tagger/theme.php

@@ -0,0 +1,16 @@
+<?php 
+class taggerTheme extends Themelet { 
+	public function build ($page, $tags) { 
+		$html = "<div onmousedown='dragStart(event);' style='position:fixed;top:100px;left:800px;height:400px;overflow:scroll;padding:1em;border:2px solid;background-color:white;'>"; 
+		foreach ($tags as $tag) { 
+			$html .= "<input type='button' style='width:10em;' onclick='javascript:addTag(\"".$tag['tag']."\");' value='".$tag['tag']."'></input><br/>"; 
+		} 
+		$html .= "</div>"; 
+
+		$page->add_block( new Block(null, 
+					$html, 
+					"main", 
+					1000)); 
+	} 
+} 
+?>