feat(admin): XHProf 函数监控规则与命中记录

app/admin/view/xhprof/watch/add.js

@@ -0,0 +1,40 @@
+$(function(){
+    // PCRE 正则前端预校验：必须带定界符（权威校验在后端 @preg_match）
+    var form = window.UA_CORE.form;
+    if (form) {
+        form.verify({
+            watchRegex: function (value) {
+                value = $.trim(value);
+                if (value === '') {
+                    return '正则不能为空';
+                }
+                var delim = value.charAt(0);
+                if (/[a-zA-Z0-9\s\\]/.test(delim)) {
+                    return '必须带 PCRE 定界符，如 ~think\\db\\.*~';
+                }
+                var body = value.substring(1);
+                var closeIdx = -1;
+                for (var i = 0; i < body.length; i++) {
+                    var c = body.charAt(i);
+                    if (c === '\\') {
+                        i++;
+                        continue;
+                    }
+                    if (c === delim) {
+                        closeIdx = i;
+                        break;
+                    }
+                }
+                if (closeIdx === -1) {
+                    return '找不到闭合定界符 ' + delim;
+                }
+                var modifiers = body.substring(closeIdx + 1);
+                if (!/^[imsxADSUXJu]*$/.test(modifiers)) {
+                    return '非法修饰符：' + modifiers;
+                }
+            },
+        });
+    }
+
+    ua.listen();
+})