From b24504b121315813939fa5af1963bee93b6d9d4d Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@madoka.volgo-balt.ru>
Date: Tue, 30 Oct 2012 12:58:35 +0400
Subject: add ability to auto-assign articles to labels (bump schema)

---
 include/functions.php | 14 +++++++++++++-
 include/rssfuncs.php  | 41 ++++++++++++++++++++++++++++++++++++-----
 2 files changed, 49 insertions(+), 6 deletions(-)

(limited to 'include')

diff --git a/include/functions.php b/include/functions.php
index 2e230c3c6..4d7f61a2b 100644
--- a/include/functions.php
+++ b/include/functions.php
@@ -1,6 +1,6 @@
 <?php
 	define('EXPECTED_CONFIG_VERSION', 26);
-	define('SCHEMA_VERSION', 97);
+	define('SCHEMA_VERSION', 98);
 
 	$fetch_last_error = false;
 
@@ -3923,6 +3923,18 @@
 		}
 	}
 
+	function get_all_labels($link, $owner_uid) {
+		$rv = array();
+
+		$result = db_query($link, "SELECT fg_color, bg_color, caption FROM ttrss_labels2 WHERE owner_uid = " . $owner_uid);
+
+		while ($line = db_fetch_assoc($result)) {
+			array_push($rv, $line);
+		}
+
+		return $rv;
+	}
+
 	function label_update_cache($link, $id, $labels = false, $force = false) {
 
 		if ($force)
diff --git a/include/rssfuncs.php b/include/rssfuncs.php
index 73323ea31..1e2feb3cb 100644
--- a/include/rssfuncs.php
+++ b/include/rssfuncs.php
@@ -405,10 +405,11 @@
 			}
 
 			if ($debug_enabled) {
-				_debug("update_rss_feed: loading filters...");
+				_debug("update_rss_feed: loading filters & labels...");
 			}
 
 			$filters = load_filters($link, $feed, $owner_uid);
+			$labels = get_all_labels($link, $owner_uid);
 
 			if ($debug_enabled) {
 				//print_r($filters);
@@ -874,6 +875,8 @@
 						}
 					}
 
+					$article_labels = get_article_labels($link, $entry_ref_id);
+
 					if (find_article_filter($article_filters, "filter")) {
 						db_query($link, "COMMIT"); // close transaction in progress
 						continue;
@@ -1034,7 +1037,7 @@
 				}
 
 				assign_article_to_label_filters($link, $entry_ref_id, $article_filters,
-					$owner_uid);
+					$owner_uid, $article_labels);
 
 				if ($debug_enabled) {
 					_debug("update_rss_feed: looking for enclosures...");
@@ -1207,6 +1210,22 @@
 					db_query($link, "COMMIT");
 				}
 
+				if (get_pref($link, "AUTO_ASSIGN_LABELS", $owner_uid, false)) {
+					if ($debug_enabled) {
+						_debug("update_rss_feed: auto-assigning labels...");
+					}
+
+					foreach ($labels as $label) {
+						$caption = $label["caption"];
+
+						if (preg_match("/\b$caption\b/i", "$tags_str $entry_content $entry_title")) {
+							if (!labels_contains_caption($article_labels, $caption)) {
+								label_add_article($link, $entry_ref_id, $caption, $owner_uid);
+							}
+						}
+					}
+				}
+
 				if ($debug_enabled) {
 					_debug("update_rss_feed: article processed");
 				}
@@ -1437,11 +1456,23 @@
 		return $score;
 	}
 
-	function assign_article_to_label_filters($link, $id, $filters, $owner_uid) {
+	function labels_contains_caption($labels, $caption) {
+		foreach ($labels as $label) {
+			if ($label[1] == $caption) {
+				return true;
+			}
+		}
+
+		return false;
+	}
+
+	function assign_article_to_label_filters($link, $id, $filters, $owner_uid, $article_labels) {
 		foreach ($filters as $f) {
 			if ($f["type"] == "label") {
-				label_add_article($link, $id, $f["param"], $owner_uid);
-			};
+				if (!labels_contains_caption($article_labels, $f["param"])) {
+					label_add_article($link, $id, $f["param"], $owner_uid);
+				}
+			}
 		}
 	}
 ?>
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