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fix(session-title): 剥离 session 标签前缀并放大标题存储长度至 600 字符 #257

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Merged
ThreeFish-AI merged 1 commit into from
May 31, 2026
Merged

fix(session-title): 剥离 session 标签前缀并放大标题存储长度至 600 字符 #257

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4 changes: 2 additions & 2 deletions src/coding/proxy/routing/executor.py
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Original file line number Diff line number Diff line change
Expand Up @@ -54,7 +54,7 @@

logger = logging.getLogger(__name__)

_SESSION_TITLE_MAX_LEN = 30
_SESSION_TITLE_MAX_LEN = 600

# Claude Code 注入的"噪声"标签 — 系统级上下文,不应进入 Session 标题。
# 这些标签由 CC harness 在首个 user 消息 content 中拼接,高度同质,
Expand All @@ -63,7 +63,7 @@
r"<(?P<tag>system-reminder|user-preferences|"
r"local-command-stdout|local-command-stderr|"
r"bash-input|bash-stdout|bash-stderr|"
r"ide_selection|stdin|system_instruction)\b[^>]*>"
r"ide_selection|stdin|system_instruction|session)\b[^>]*>"
r".*?</(?P=tag)>",
flags=re.DOTALL | re.IGNORECASE,
)
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19 changes: 18 additions & 1 deletion src/coding/proxy/server/dashboard.py
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Expand Up @@ -444,6 +444,21 @@ def _build_favicon() -> bytes:
.detail-card .detail-item { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.detail-card .detail-label { font-size: 11px; color: var(--text-tertiary); text-transform: uppercase; letter-spacing: .3px; }
.detail-card .detail-value { color: var(--text-primary); line-height: 1.4; word-break: break-all; overflow-wrap: break-word; }
.detail-title-row {
padding-bottom: 10px; margin-bottom: 10px;
border-bottom: 1px solid var(--border);
}
.detail-title-row .detail-value {
white-space: normal;
word-break: break-word;
overflow-wrap: break-word;
line-height: 1.5;
max-height: 4.5em;
overflow: hidden;
display: -webkit-box;
-webkit-line-clamp: 3;
-webkit-box-orient: vertical;
}
.detail-identity-row {
display: flex; gap: 16px;
padding-bottom: 10px; margin-bottom: 10px;
Expand Down Expand Up @@ -1903,9 +1918,11 @@ def _build_favicon() -> bytes:
'<td>' + formatCategories(s.client_categories) + '</td>' +
'</tr>' +
'<tr class="row-detail"><td colspan="11"><div class="detail-card">' +
'<div class="detail-title-row">' +
'<div class="detail-item"><div class="detail-label">Title</div><div class="detail-value">' + (sessionTitle ? escapeHtml(sessionTitle) : '–') + '</div></div>' +
'</div>' +
'<div class="detail-identity-row">' +
'<div class="detail-item"><div class="detail-label">Session ID</div><div class="detail-value" title="' + escapeHtml(s.session_key) + '">' + escapeHtml(parsed.session_id || s.session_key) + '</div></div>' +
'<div class="detail-item"><div class="detail-label">Title</div><div class="detail-value">' + (sessionTitle ? escapeHtml(sessionTitle) : '–') + '</div></div>' +
'<div class="detail-item"><div class="detail-label">Device</div><div class="detail-value" title="' + escapeHtml(parsed.device_id || '') + '">' + (parsed.device_id ? escapeHtml(parsed.device_id) : '–') + '</div></div>' +
'<div class="detail-item"><div class="detail-label">Account</div><div class="detail-value" title="' + escapeHtml(parsed.account_uuid || '') + '">' + (parsed.account_uuid ? escapeHtml(parsed.account_uuid) : '–') + '</div></div>' +
'</div>' +
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11 changes: 10 additions & 1 deletion tests/test_router_executor.py
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Expand Up @@ -2249,6 +2249,15 @@ def test_strips_local_command_output(self):
raw = "<local-command-stdout>build ok</local-command-stdout>构建后的下一步问题"
assert _sanitize_user_text(raw) == "构建后的下一步问题"

def test_strips_session_tag(self):
"""``<session>`` 标签应被完整剥离,不残留在标题中."""
raw = "<session>session metadata</session>用户真实输入文本"
assert _sanitize_user_text(raw) == "用户真实输入文本"

def test_strips_session_tag_multiline(self):
raw = "<session>\nline1\nline2\n</session>真实标题"
assert _sanitize_user_text(raw) == "真实标题"


class TestExtractSessionTitle:
"""``_extract_session_title`` — 端到端从 CanonicalRequest 抽取标题."""
Expand All @@ -2258,7 +2267,7 @@ def _build_request(messages: list[dict]):
return build_canonical_request({"model": "test", "messages": messages}, {})

def test_truncates_to_max_len(self):
long_text = "用户输入文本" * 20
long_text = "用户输入文本" * 200
req = self._build_request([{"role": "user", "content": long_text}])
title = _extract_session_title(req)
assert len(title) == _SESSION_TITLE_MAX_LEN
Expand Down
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