使用form上传文件流的，选了一个文件，然后编辑了本地文件，然后在点提交就会报错 #5846
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| name: Issue Spam Filter | |
| on: | |
| issues: | |
| types: [opened, edited] | |
| jobs: | |
| spam-check: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Run spam check script | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| const owner = context.repo.owner; | |
| const repo = context.repo.repo; | |
| const issue = context.payload.issue; | |
| if (!issue) return; | |
| // load config from repo (fallback defaults if missing) | |
| let config = { | |
| dry_run: true, | |
| min_account_age_days: 3, | |
| max_urls_for_spam: 1, | |
| min_body_len_for_links: 40, | |
| spam_words: [ | |
| "call now","zadzwoń","zadzwoń teraz","kontakt","telefon","telefone","contato", | |
| "suporte","infolinii","click here","buy now","subscribe","visit" | |
| ], | |
| bracket_max: 6, | |
| special_char_density_threshold: 0.12, | |
| phone_regex: "\\+?\\d[\\d\\-\\s\\(\\)\\.]{6,}\\d", | |
| labels_for_spam: ["spam"], | |
| labels_for_review: ["needs-triage"] | |
| }; | |
| try { | |
| const cfg = await github.rest.repos.getContent({ owner, repo, path: ".github/issue-spam-config.json" }); | |
| const raw = Buffer.from(cfg.data.content, "base64").toString(); | |
| config = Object.assign(config, JSON.parse(raw)); | |
| } catch (e) { | |
| // allow missing config file — use defaults | |
| } | |
| // Ensure labels exist | |
| async function ensureLabel(name, color, description) { | |
| try { | |
| await github.rest.issues.getLabel({ owner, repo, name }); | |
| } catch (e) { | |
| if (e.status === 404) { | |
| try { | |
| await github.rest.issues.createLabel({ owner, repo, name, color, description }); | |
| } catch (e2) { | |
| // ignore concurrent create errors | |
| } | |
| } | |
| } | |
| } | |
| for (const lb of config.labels_for_spam) { | |
| await ensureLabel(lb, "B60205", "Auto-marked as spam by workflow"); | |
| } | |
| for (const lb of config.labels_for_review) { | |
| await ensureLabel(lb, "FBCA04", "Needs triage"); | |
| } | |
| const title = (issue.title || "").toLowerCase(); | |
| const body = (issue.body || "").toLowerCase(); | |
| const combined = title + "\n" + body; | |
| // helpers | |
| const countMatches = (text, re) => ((text.match(re) || []).length); | |
| const urlRegex = /https?:\/\/\S+/g; | |
| const urlCount = countMatches(combined, urlRegex); | |
| const bodyLenNoSpace = combined.replace(/\s+/g, '').length; | |
| const spamWordsHit = config.spam_words.some(w => combined.includes(w)); | |
| const bracketCount = countMatches(title, /[\{\}\[\]\<\>\|\~\^\_]/g) + countMatches(body, /[\{\}\[\]\<\>\|\~\^\_]/g); | |
| const specialChars = combined.match(/[^a-z0-9\u4e00-\u9fff\u3040-\u30ff\uac00-\ud7af\s]/gi) || []; | |
| const specialCharDensity = specialChars.length / Math.max(1, combined.length); | |
| const phoneRe = new RegExp(config.phone_regex, "g"); | |
| const phoneCount = countMatches(combined, phoneRe); | |
| // account age | |
| let accountAgeDays = 3650; | |
| try { | |
| if (issue.user && issue.user.login) { | |
| const u = await github.rest.users.getByUsername({ username: issue.user.login }); | |
| accountAgeDays = (Date.now() - new Date(u.data.created_at)) / (1000*60*60*24); | |
| } | |
| } catch (e) { | |
| // ignore user fetch errors | |
| } | |
| // Decision logic (tunable) | |
| let isSpam = false; | |
| let reasons = []; | |
| if (urlCount > config.max_urls_for_spam) { | |
| isSpam = true; | |
| reasons.push(`包含 ${urlCount} 个链接`); | |
| } | |
| if (urlCount >= 1 && accountAgeDays < config.min_account_age_days) { | |
| isSpam = true; | |
| reasons.push(`账号创建 ${Math.floor(accountAgeDays)} 天且包含链接`); | |
| } | |
| if (spamWordsHit) { | |
| isSpam = true; | |
| reasons.push("命中垃圾关键词"); | |
| } | |
| if (bodyLenNoSpace < config.min_body_len_for_links && urlCount >= 1) { | |
| isSpam = true; | |
| reasons.push("正文过短且含链接"); | |
| } | |
| if (bracketCount >= config.bracket_max) { | |
| isSpam = true; | |
| reasons.push(`标题/正文中存在大量特殊括号 (${bracketCount})`); | |
| } | |
| if (specialCharDensity >= config.special_char_density_threshold && combined.length < 200) { | |
| isSpam = true; | |
| reasons.push(`特殊字符密度高 (${(specialCharDensity*100).toFixed(1)}%)`); | |
| } | |
| if (phoneCount >= 1 && bracketCount >= 2) { | |
| isSpam = true; | |
| reasons.push("包含电话号码模式且带有异常符号格式"); | |
| } | |
| // Apply actions | |
| const issue_number = issue.number; | |
| if (isSpam) { | |
| try { | |
| await github.rest.issues.addLabels({ owner, repo, issue_number, labels: config.labels_for_spam }); | |
| } catch (e) { /* ignore */ } | |
| const commentBody = `该 issue 被自动判定为可能的垃圾（${reasons.join('，')}）。` + | |
| (config.dry_run ? "当前处于 dry-run 模式，仅已打标签并留言；如需自动关闭，请在配置中关闭 dry_run。" : | |
| "已自动关闭。如误判请联系维护者。"); | |
| await github.rest.issues.createComment({ owner, repo, issue_number, body: commentBody }); | |
| if (!config.dry_run) { | |
| await github.rest.issues.update({ owner, repo, issue_number, state: "closed" }); | |
| } | |
| return; | |
| } | |
| try { | |
| await github.rest.issues.addLabels({ owner, repo, issue_number, labels: config.labels_for_review }); | |
| } catch (e) { /* ignore */ } |