参考文献bug

2026-06-10 15:31:10 +08:00
parent 0a2b053718
commit 249a04c109
5 changed files with 109 additions and 5 deletions
--- a/application/common/CrossrefService.php
+++ b/application/common/CrossrefService.php
@@ -300,6 +300,73 @@ class CrossrefService
        return $authors;
    }

+    /**
+     * 引用格式作者串：姓全写 + 名首字母，超过 $maxAuthors 个取前 N 个 + et al
+     * 例：Smith JA, Jones B, Lee C, et al
+     *
+     * @param array $aDoiInfo Crossref message
+     * @param int   $maxAuthors 最多展示作者数，超过则截断加 et al
+     * @return string
+     */
+    public function getAuthorsCitation($aDoiInfo = [], $maxAuthors = 3)
+    {
+        $list = [];
+        if (!empty($aDoiInfo['author'])) {
+            foreach ($aDoiInfo['author'] as $author) {
+                $family = trim((string)($author['family'] ?? ''));
+                $given = trim((string)($author['given'] ?? ''));
+
+                if ($family === '' && $given === '') {
+                    // 机构作者等无姓名结构的情况
+                    $orgName = trim((string)($author['name'] ?? ''));
+                    if ($orgName !== '') {
+                        $list[] = $orgName;
+                    }
+                    continue;
+                }
+
+                $initials = $this->givenToInitials($given);
+                $name = $initials !== '' ? trim($family . ' ' . $initials) : $family;
+                if ($name !== '') {
+                    $list[] = $name;
+                }
+            }
+        }
+
+        if (empty($list)) {
+            return '';
+        }
+
+        $maxAuthors = max(1, (int)$maxAuthors);
+        if (count($list) > $maxAuthors) {
+            $list = array_slice($list, 0, $maxAuthors);
+            return implode(', ', $list) . ', et al';
+        }
+
+        return implode(', ', $list);
+    }
+
+    /**
+     * 名转首字母：取每个组成部分（空格/连字符/点分隔）首字母大写并拼接。
+     * 例："John A." -> "JA"，"Mary-Jane" -> "MJ"
+     */
+    private function givenToInitials($given)
+    {
+        $given = trim((string)$given);
+        if ($given === '') {
+            return '';
+        }
+        $parts = preg_split('/[\s\-\.]+/u', $given, -1, PREG_SPLIT_NO_EMPTY);
+        $initials = '';
+        foreach ($parts as $p) {
+            $first = mb_substr($p, 0, 1);
+            if ($first !== '') {
+                $initials .= mb_strtoupper($first);
+            }
+        }
+        return $initials;
+    }
+
    /**
     * 提取发表年份
     */