rework class system to use subdirectories

add placeholder plugin/hook system

classes/button/share.php

@@ -0,0 +1,54 @@
+<?php
+class Button_Share extends Button {
+	function render($article_id, $line) {
+		return "<img src=\"".theme_image($this->link, 'images/art-share.png')."\"
+			class='tagsPic' style=\"cursor : pointer\"
+			onclick=\"shareArticle(".$line['int_id'].")\"
+			title='".__('Share by URL')."'>";
+	}
+
+	function shareArticle() {
+		$param = db_escape_string($_REQUEST['param']);
+
+		$result = db_query($this->link, "SELECT uuid, ref_id FROM ttrss_user_entries WHERE int_id = '$param'
+			AND owner_uid = " . $_SESSION['uid']);
+
+		if (db_num_rows($result) == 0) {
+			print "Article not found.";
+		} else {
+
+			$uuid = db_fetch_result($result, 0, "uuid");
+			$ref_id = db_fetch_result($result, 0, "ref_id");
+
+			if (!$uuid) {
+				$uuid = db_escape_string(sha1(uniqid(rand(), true)));
+				db_query($this->link, "UPDATE ttrss_user_entries SET uuid = '$uuid' WHERE int_id = '$param'
+					AND owner_uid = " . $_SESSION['uid']);
+			}
+
+			print __("You can share this article by the following unique URL:");
+
+			$url_path = get_self_url_prefix();
+			$url_path .= "/public.php?op=share&key=$uuid";
+
+			print "<div class=\"tagCloudContainer\">";
+			print "<a id='pub_opml_url' href='$url_path' target='_blank'>$url_path</a>";
+			print "</div>";
+
+			/* if (!label_find_id($this->link, __('Shared'), $_SESSION["uid"]))
+				label_create($this->link, __('Shared'), $_SESSION["uid"]);
+
+			label_add_article($this->link, $ref_id, __('Shared'), $_SESSION['uid']); */
+		}
+
+		print "<div align='center'>";
+
+		print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('shareArticleDlg').hide()\">".
+			__('Close this window')."</button>";
+
+		print "</div>";
+	}
+
+
+}
+?>