From c1c08aed39c6676c8098b806cfa2fbe5ed3c2fd4 Mon Sep 17 00:00:00 2001 From: Andrew Dolgov Date: Sat, 2 Dec 2017 00:06:17 +0300 Subject: [PATCH] labels: PDO --- classes/labels.php | 128 ++++++++++++++++++++++++++++----------------- 1 file changed, 80 insertions(+), 48 deletions(-) diff --git a/classes/labels.php b/classes/labels.php index c46f70c9..9c6f22f5 100644 --- a/classes/labels.php +++ b/classes/labels.php @@ -10,24 +10,28 @@ class Labels } static function find_id($label, $owner_uid) { - $result = db_query( - "SELECT id FROM ttrss_labels2 WHERE caption = '$label' - AND owner_uid = '$owner_uid' LIMIT 1"); + $pdo = Db::pdo(); - if (db_num_rows($result) == 1) { - return db_fetch_result($result, 0, "id"); + $sth = $pdo->prepare("SELECT id FROM ttrss_labels2 WHERE caption = ? + AND owner_uid = ? LIMIT 1"); + $sth->execute([$label, $owner_uid]); + + if ($row = $sth->fetch()) { + return $row['id']; } else { return 0; } } static function find_caption($label, $owner_uid) { - $result = db_query( - "SELECT caption FROM ttrss_labels2 WHERE id = '$label' - AND owner_uid = '$owner_uid' LIMIT 1"); + $pdo = Db::pdo(); + + $sth = $pdo->prepare("SELECT caption FROM ttrss_labels2 WHERE id = ? + AND owner_uid = ? LIMIT 1"); + $sth->execute([$label, $owner_uid]); - if (db_num_rows($result) == 1) { - return db_fetch_result($result, 0, "caption"); + if ($row = $sth->fetch()) { + return $row['caption']; } else { return ""; } @@ -36,9 +40,13 @@ class Labels static function get_all_labels($owner_uid) { $rv = array(); - $result = db_query("SELECT id, fg_color, bg_color, caption FROM ttrss_labels2 WHERE owner_uid = '$owner_uid' ORDER BY caption"); + $pdo = Db::pdo(); + + $sth = $pdo->prepare("SELECT id, fg_color, bg_color, caption FROM ttrss_labels2 + WHERE owner_uid = ? ORDER BY caption"); + $sth->execute([$owner_uid]); - while ($line = db_fetch_assoc($result)) { + while ($line = $sth->fetch()) { array_push($rv, $line); } @@ -46,6 +54,7 @@ class Labels } static function update_cache($owner_uid, $id, $labels = false, $force = false) { + $pdo = Db::pdo(); if ($force) Labels::clear_cache($id); @@ -55,15 +64,19 @@ class Labels $labels = db_escape_string(json_encode($labels)); - db_query("UPDATE ttrss_user_entries SET - label_cache = '$labels' WHERE ref_id = '$id' AND owner_uid = '$owner_uid'"); + $sth = $pdo->prepare("UPDATE ttrss_user_entries SET + label_cache = ? WHERE ref_id = ? AND owner_uid = ?"); + $sth->execute([$labels, $id, $owner_uid]); } static function clear_cache($id) { - db_query("UPDATE ttrss_user_entries SET - label_cache = '' WHERE ref_id = '$id'"); + $pdo = Db::pdo(); + + $sth = $pdo->prepare("UPDATE ttrss_user_entries SET + label_cache = '' WHERE ref_id = ?"); + $sth->execute([$id]); } @@ -73,11 +86,14 @@ class Labels if (!$label_id) return; - db_query( - "DELETE FROM ttrss_user_labels2 + $pdo = Db::pdo(); + + $sth = $pdo->prepare("DELETE FROM ttrss_user_labels2 WHERE - label_id = '$label_id' AND - article_id = '$id'"); + label_id = ? AND + article_id = ?"); + + $sth->execute([$label_id, $id]); Labels::clear_cache($id); } @@ -88,18 +104,23 @@ class Labels if (!$label_id) return; - $result = db_query( - "SELECT + $pdo = Db::pdo(); + + $sth = $pdo->prepare("SELECT article_id FROM ttrss_labels2, ttrss_user_labels2 WHERE label_id = id AND - label_id = '$label_id' AND - article_id = '$id' AND owner_uid = '$owner_uid' + label_id = ? AND + article_id = ? AND owner_uid = ? LIMIT 1"); - if (db_num_rows($result) == 0) { - db_query("INSERT INTO ttrss_user_labels2 - (label_id, article_id) VALUES ('$label_id', '$id')"); + $sth->execute([$label_id, $id, $owner_uid]); + + if (!$sth->fetch()) { + $sth = $pdo->prepare("INSERT INTO ttrss_user_labels2 + (label_id, article_id) VALUES (?, ?)"); + + $sth->execute([$label_id, $id]); } Labels::clear_cache($id); @@ -109,53 +130,64 @@ class Labels static function remove($id, $owner_uid) { if (!$owner_uid) $owner_uid = $_SESSION["uid"]; - db_query("BEGIN"); + $pdo = Db::pdo(); - $result = db_query("SELECT caption FROM ttrss_labels2 - WHERE id = '$id'"); + $pdo->beginTransaction(); - $caption = db_fetch_result($result, 0, "caption"); + $sth = $pdo->prepare("SELECT caption FROM ttrss_labels2 + WHERE id = ?"); + $sth->execute([$id]); - $result = db_query("DELETE FROM ttrss_labels2 WHERE id = '$id' - AND owner_uid = " . $owner_uid); + $row = $sth->fetch(); + $caption = $row['caption']; - if (db_affected_rows($result) != 0 && $caption) { + $sth = $pdo->prepare("DELETE FROM ttrss_labels2 WHERE id = ? + AND owner_uid = ?"); + $sth->execute([$id, $owner_uid]); + + if ($sth->rowCount() != 0 && $caption) { /* Remove access key for the label */ $ext_id = LABEL_BASE_INDEX - 1 - $id; - db_query("DELETE FROM ttrss_access_keys WHERE - feed_id = '$ext_id' AND owner_uid = $owner_uid"); + $sth = $pdo->prepare("DELETE FROM ttrss_access_keys WHERE + feed_id = ? AND owner_uid = ?"); + $sth->execute([$ext_id, $owner_uid]); /* Remove cached data */ - db_query("UPDATE ttrss_user_entries SET label_cache = '' - WHERE label_cache LIKE '%$caption%' AND owner_uid = " . $owner_uid); + $sth = $pdo->prepare("UPDATE ttrss_user_entries SET label_cache = '' + WHERE label_cache LIKE ? AND owner_uid = ?"); + $sth->execute(["%$caption%", $owner_uid]); } - db_query("COMMIT"); + $pdo->commit(); } static function create($caption, $fg_color = '', $bg_color = '', $owner_uid = false) { if (!$owner_uid) $owner_uid = $_SESSION['uid']; - db_query("BEGIN"); + $pdo = Db::pdo(); + + $pdo->beginTransaction(); + + $sth = $pdo->prepare("SELECT id FROM ttrss_labels2 + WHERE caption = ? AND owner_uid = ?"); + $sth->execute([$caption, $owner_uid]); - $result = db_query("SELECT id FROM ttrss_labels2 - WHERE caption = '$caption' AND owner_uid = $owner_uid"); + if (!$sth->fetch()) { + $sth = $pdo->prepare("INSERT INTO ttrss_labels2 + (caption,owner_uid,fg_color,bg_color) VALUES (?, ?, ?, ?)"); - if (db_num_rows($result) == 0) { - $result = db_query( - "INSERT INTO ttrss_labels2 (caption,owner_uid,fg_color,bg_color) - VALUES ('$caption', '$owner_uid', '$fg_color', '$bg_color')"); + $sth->execute([$caption, $owner_uid, $fg_color, $bg_color]); - $result = db_affected_rows($result) != 0; + $result = $sth->rowCount(); } - db_query("COMMIT"); + $pdo->commit(); return $result; } -- 2.39.5