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allow_report/
html.rs

1use allow_core::{Finding, MatchOutcome, MatchStatus};
2
3use crate::text::html_escape;
4use crate::{
5    CLAIM_BOUNDARY_TEXT, FilePosture, ReportContext, ReviewSignals, STATUS_COUNT_ORDER, Summary,
6    audit_review_queue, non_rust_file_rows, render_source_inventory_html,
7};
8
9pub fn render_html(
10    command: &str,
11    findings: &[Finding],
12    outcomes: &[MatchOutcome],
13    failed: bool,
14) -> String {
15    render_html_with_context(
16        command,
17        findings,
18        outcomes,
19        failed,
20        ReportContext::default(),
21    )
22}
23
24pub fn render_html_with_context(
25    command: &str,
26    findings: &[Finding],
27    outcomes: &[MatchOutcome],
28    failed: bool,
29    context: ReportContext<'_>,
30) -> String {
31    let summary = Summary::from_outcomes(outcomes);
32    let mut out = String::new();
33    out.push_str("<!doctype html>\n<html lang=\"en\">\n<head>\n");
34    out.push_str("  <meta charset=\"utf-8\">\n");
35    out.push_str(&format!(
36        "  <title>cargo-allow {}</title>\n",
37        html_escape(command)
38    ));
39    out.push_str("  <style>body{font-family:system-ui,sans-serif;max-width:1100px;margin:2rem auto;padding:0 1rem;line-height:1.45}table{border-collapse:collapse;width:100%;margin:1rem 0}th,td{border:1px solid #d0d7de;padding:.4rem .55rem;text-align:left}th{background:#f6f8fa}td.count{text-align:right;font-variant-numeric:tabular-nums}.status{font-weight:700}.failed{color:#b42318}.passed{color:#1a7f37}code{background:#f6f8fa;padding:.1rem .25rem;border-radius:4px}.claim{border-left:4px solid #57606a;padding-left:1rem;color:#57606a}</style>\n");
40    out.push_str("</head>\n<body>\n");
41    out.push_str(&format!("<h1>cargo-allow {}</h1>\n", html_escape(command)));
42    out.push_str(&format!(
43        "<p class=\"status {}\">Result: {}</p>\n",
44        if failed { "failed" } else { "passed" },
45        if failed { "failed" } else { "passed/advisory" }
46    ));
47    out.push_str(&format!(
48        "<p>Findings scanned: <code>{}</code></p>\n",
49        findings.len()
50    ));
51    out.push_str(&format!(
52        "<p>Inventory: <code>source_tree</code> / <code>source_syntax</code> via <code>{}</code>{}</p>\n",
53        html_escape(context.inventory.source),
54        inventory_files_html_suffix(context)
55    ));
56    if let Some(root) = context.inventory.root {
57        out.push_str(&format!(
58            "<p>Source tree root: <code>{}</code></p>\n",
59            html_escape(root)
60        ));
61    }
62    out.push_str("<h2>Status Counts</h2>\n");
63    render_status_count_table_html(&summary, &mut out);
64    if command == "audit" {
65        render_source_inventory_html(findings, outcomes, &mut out);
66        render_audit_summary_html(&summary, outcomes, context, &mut out);
67    }
68    render_non_rust_html(findings, outcomes, &mut out);
69    render_non_matched_html(outcomes, &mut out);
70    out.push_str("<h2>Claim Boundary</h2>\n");
71    out.push_str(&format!(
72        "<p class=\"claim\">{}</p>\n",
73        html_escape(CLAIM_BOUNDARY_TEXT)
74    ));
75    out.push_str("</body>\n</html>\n");
76    out
77}
78
79fn render_status_count_table_html(summary: &Summary, out: &mut String) {
80    out.push_str("<table><thead><tr><th>Status</th><th>Count</th></tr></thead><tbody>\n");
81    for status in STATUS_COUNT_ORDER {
82        out.push_str(&format!(
83            "<tr><td><code>{}</code></td><td class=\"count\">{}</td></tr>\n",
84            status.as_str(),
85            summary.count(status)
86        ));
87    }
88    out.push_str("</tbody></table>\n");
89}
90
91fn render_audit_summary_html(
92    summary: &Summary,
93    outcomes: &[MatchOutcome],
94    context: ReportContext<'_>,
95    out: &mut String,
96) {
97    let signals = ReviewSignals::from_summary(summary, context);
98    let queue = audit_review_queue(outcomes);
99    out.push_str("<h2>Audit Summary</h2>\n");
100    out.push_str("<table><thead><tr><th>Signal</th><th>Count</th></tr></thead><tbody>\n");
101    for (name, value) in [
102        ("Match outcomes", summary.total),
103        ("Review items", signals.review_items),
104        ("New unreceipted", summary.count(MatchStatus::New)),
105        ("Expired", summary.count(MatchStatus::Expired)),
106        ("Evidence gaps", summary.count(MatchStatus::EvidenceMissing)),
107        ("Policy missing evidence", signals.policy_missing_evidence),
108        ("Broken evidence links", signals.broken_evidence_links),
109        (
110            "Weak evidence/link references",
111            signals.weak_evidence_references,
112        ),
113        ("Baseline debt", signals.baseline_debt),
114    ] {
115        out.push_str(&format!(
116            "<tr><td>{}</td><td class=\"count\">{}</td></tr>\n",
117            html_escape(name),
118            value
119        ));
120    }
121    out.push_str("</tbody></table>\n");
122    if signals.review_items == 0 {
123        out.push_str("<p>Recommended next step: keep <code>cargo-allow check --mode no-new</code> in CI.</p>\n");
124    } else if queue.is_empty() && signals.broken_evidence_links > 0 {
125        out.push_str("<p>Recommended next step: run <code>cargo-allow worklist --item-kind broken_evidence_link --format json</code> to repair broken local evidence/link references.</p>\n");
126    } else if queue.is_empty()
127        && signals.policy_missing_evidence > summary.count(MatchStatus::EvidenceMissing)
128    {
129        out.push_str("<p>Recommended next step: run <code>cargo-allow worklist --format json</code> to route retained entries with no evidence references; add <code>--missing-evidence</code> to focus that queue.</p>\n");
130    } else if queue.is_empty() && signals.weak_evidence_references > 0 {
131        out.push_str("<p>Recommended next step: run <code>cargo-allow worklist --item-kind weak_evidence_reference --format json</code> to replace unstructured or unknown-prefix evidence/link references.</p>\n");
132    } else if queue.is_empty() && signals.baseline_debt > 0 {
133        out.push_str("<p>Recommended next step: run <code>cargo-allow worklist --format json</code> to review generated baseline debt.</p>\n");
134    } else {
135        out.push_str(
136            "<p>Recommended next step: review the queue below before tightening policy.</p>\n",
137        );
138    }
139    if !queue.is_empty() {
140        out.push_str("<h2>Audit Review Queue</h2>\n<ul>\n");
141        for outcome in queue {
142            out.push_str(&format!(
143                "<li><code>{}</code>: {}</li>\n",
144                outcome.status.as_str(),
145                html_escape(&outcome.message)
146            ));
147        }
148        out.push_str("</ul>\n");
149    }
150}
151
152fn render_non_rust_html(findings: &[Finding], outcomes: &[MatchOutcome], out: &mut String) {
153    let posture = FilePosture::from_report(findings, outcomes);
154    if !posture.has_files() {
155        return;
156    }
157    out.push_str("<h2>Non-Rust File Inventory</h2>\n");
158    out.push_str("<table><thead><tr><th>Metric</th><th>Count</th></tr></thead><tbody>\n");
159    for (name, value) in [
160        ("Files scanned", posture.total),
161        ("Matched", posture.matched),
162        ("New", posture.new),
163        ("Generated", posture.generated),
164    ] {
165        out.push_str(&format!(
166            "<tr><td>{}</td><td class=\"count\">{}</td></tr>\n",
167            html_escape(name),
168            value
169        ));
170    }
171    out.push_str("</tbody></table>\n");
172    if !posture.by_family.is_empty() {
173        out.push_str("<table><thead><tr><th>Family</th><th>Count</th></tr></thead><tbody>\n");
174        for (family, count) in posture.by_family {
175            out.push_str(&format!(
176                "<tr><td><code>{}</code></td><td class=\"count\">{}</td></tr>\n",
177                html_escape(&family),
178                count
179            ));
180        }
181        out.push_str("</tbody></table>\n");
182    }
183    let rows = non_rust_file_rows(findings, outcomes);
184    if !rows.is_empty() {
185        out.push_str(
186            "<table><thead><tr><th>Status</th><th>Family</th><th>Path</th></tr></thead><tbody>\n",
187        );
188        for row in rows.into_iter().take(60) {
189            out.push_str(&format!(
190                "<tr><td><code>{}</code></td><td><code>{}</code></td><td><code>{}</code></td></tr>\n",
191                html_escape(row.status),
192                html_escape(&row.family),
193                html_escape(&row.path)
194            ));
195        }
196        out.push_str("</tbody></table>\n");
197    }
198}
199
200fn render_non_matched_html(outcomes: &[MatchOutcome], out: &mut String) {
201    let non_matched = outcomes
202        .iter()
203        .filter(|outcome| outcome.status != MatchStatus::Matched)
204        .take(100)
205        .collect::<Vec<_>>();
206    if non_matched.is_empty() {
207        return;
208    }
209    out.push_str("<h2>Non-matched Outcomes</h2>\n<ul>\n");
210    for outcome in non_matched {
211        out.push_str(&format!(
212            "<li><code>{}</code>: {}</li>\n",
213            outcome.status.as_str(),
214            html_escape(&outcome.message)
215        ));
216    }
217    out.push_str("</ul>\n");
218}
219
220fn inventory_files_html_suffix(context: ReportContext<'_>) -> String {
221    context
222        .inventory
223        .files_scanned
224        .map(|files| format!("; files scanned: <code>{files}</code>"))
225        .unwrap_or_default()
226}