PHPStan Level 7 for more DAO PDO (#5328)

* PHPStan Level 7 for more DAO PDO
With new function to address common type and check problems

* A bit more

* PHPStan Level 7 for FreshRSS_Entry

1 files changed, 4 insertions, 7 deletions

diff --git a/p/api/fever.php b/p/api/fever.php
index 26efe841b..fde4ba7f5 100644
--- a/p/api/fever.php
+++ b/p/api/fever.php
@@ -113,7 +113,7 @@ final class FeverDAO extends Minz_ModelPdo
 		$sql .= ' LIMIT 50';
 
 		$stm = $this->pdo->prepare($sql);
-		if ($stm && $stm->execute($values)) {
+		if ($stm !== false && $stm->execute($values)) {
 			$result = $stm->fetchAll(PDO::FETCH_ASSOC);
 
 			$entries = array();
@@ -374,10 +374,7 @@ final class FeverAPI
 		return $favicons;
 	}
 
-	/**
-	 * @return int|false
-	 */
-	private function getTotalItems() {
+	private function getTotalItems(): int {
 		return $this->entryDAO->count();
 	}
 
@@ -419,12 +416,12 @@ final class FeverAPI
 	}
 
 	private function getUnreadItemIds(): string {
-		$entries = $this->entryDAO->listIdsWhere('a', 0, FreshRSS_Entry::STATE_NOT_READ, 'ASC', 0) ?: [];
+		$entries = $this->entryDAO->listIdsWhere('a', 0, FreshRSS_Entry::STATE_NOT_READ, 'ASC', 0) ?? [];
 		return $this->entriesToIdList($entries);
 	}
 
 	private function getSavedItemIds(): string {
-		$entries = $this->entryDAO->listIdsWhere('a', 0, FreshRSS_Entry::STATE_FAVORITE, 'ASC', 0) ?: [];
+		$entries = $this->entryDAO->listIdsWhere('a', 0, FreshRSS_Entry::STATE_FAVORITE, 'ASC', 0) ?? [];
 		return $this->entriesToIdList($entries);
 	}