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var desktopModeGutenbergDropReceiver = function(exports) { |
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"use strict"; |
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function escapeHtml(s) { |
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return s.replace(/&/g, "&").replace(/</g, "<").replace(/>/g, ">").replace(/"/g, """).replace(/'/g, "'"); |
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} |
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function isSafeUrl(raw) { |
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const lower = raw.trimStart().toLowerCase(); |
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if (lower.startsWith("javascript:")) { |
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return false; |
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} |
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if (lower.startsWith("data:")) { |
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return false; |
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} |
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if (lower.startsWith("vbscript:")) { |
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return false; |
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} |
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return true; |
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} |
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function buildBlockSpec(payload) { |
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if (payload.kind === "attachment") { |
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if (!payload.url || !isSafeUrl(payload.url)) { |
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return null; |
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} |
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const mime = payload.mime || ""; |
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if (mime.startsWith("image/")) { |
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return { |
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name: "core/image", |
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attributes: { |
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id: payload.id, |
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url: payload.url, |
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alt: payload.alt || "", |
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caption: "" |
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} |
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}; |
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} |
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if (mime.startsWith("video/")) { |
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return { |
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name: "core/video", |
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attributes: { |
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id: payload.id, |
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src: payload.url |
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} |
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}; |
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} |
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if (mime.startsWith("audio/")) { |
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return { |
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name: "core/audio", |
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attributes: { |
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id: payload.id, |
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src: payload.url |
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} |
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}; |
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} |
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return { |
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name: "core/file", |
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attributes: { |
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id: payload.id, |
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href: payload.url, |
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fileName: payload.title |
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} |
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}; |
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} |
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if (!payload.url || !isSafeUrl(payload.url)) { |
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return null; |
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} |
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const safeTitle = escapeHtml(payload.title || payload.url); |
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const safeHref = escapeHtml(payload.url); |
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return { |
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name: "core/paragraph", |
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attributes: { |
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content: `<a href="${safeHref}">${safeTitle}</a>` |
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} |
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}; |
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} |
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async function waitForEditor() { |
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return new Promise((resolve, reject) => { |
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let ticks = 0; |
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const MAX_TICKS = 300; |
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const tick = () => { |
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const wp = window.wp; |
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if (wp?.blocks && wp.data) { |
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resolve({ blocks: wp.blocks, data: wp.data }); |
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return; |
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} |
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ticks++; |
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if (ticks > MAX_TICKS) { |
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reject( |
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new Error( |
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"desktop-mode/gutenberg-drop-receiver: timed out waiting for wp.blocks + wp.data" |
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) |
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); |
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return; |
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} |
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requestAnimationFrame(tick); |
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}; |
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tick(); |
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}); |
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} |
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async function performInsert(payload) { |
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const spec = buildBlockSpec(payload); |
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if (!spec) { |
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return; |
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} |
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const { blocks, data } = await waitForEditor(); |
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const block = blocks.createBlock(spec.name, spec.attributes); |
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data.dispatch("core/block-editor").insertBlocks([block]); |
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} |
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function notifyParentOfFailure(reason) { |
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if (window.parent === window) { |
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return; |
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} |
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try { |
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window.parent.postMessage( |
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{ type: "desktop-mode-drop-failed", reason }, |
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window.location.origin |
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); |
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} catch { |
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} |
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} |
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function isDropMsg(m) { |
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if (!m || typeof m !== "object") { |
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return false; |
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} |
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const obj = m; |
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if (obj.type !== "desktop-mode-drop") { |
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return false; |
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} |
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const p = obj.payload; |
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if (!p || typeof p !== "object") { |
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return false; |
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} |
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return p.kind === "attachment" || p.kind === "post" || p.kind === "user"; |
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} |
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function isDragOverMsg(m) { |
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if (!m || typeof m !== "object") { |
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return false; |
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} |
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const obj = m; |
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if (obj.type !== "desktop-mode-drag-over") { |
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return false; |
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} |
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const p = obj.payload; |
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if (!p || typeof p !== "object") { |
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return false; |
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} |
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return p.kind === "attachment" || p.kind === "post" || p.kind === "user"; |
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} |
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function isDragLeaveMsg(m) { |
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if (!m || typeof m !== "object") { |
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return false; |
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} |
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return m.type === "desktop-mode-drag-leave"; |
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} |
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let stashedBridgePayload = null; |
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const _debugCounters = { |
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dragOverMsgs: 0, |
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dragLeaveMsgs: 0, |
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nativeDrops: 0, |
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nativeDropsWithStash: 0, |
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docsAttached: 0 |
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}; |
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function onNativeDrop(e) { |
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_debugCounters.nativeDrops++; |
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if (!stashedBridgePayload) { |
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return; |
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} |
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_debugCounters.nativeDropsWithStash++; |
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const payload = stashedBridgePayload; |
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stashedBridgePayload = null; |
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e.preventDefault(); |
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e.stopPropagation(); |
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if (typeof e.stopImmediatePropagation === "function") { |
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e.stopImmediatePropagation(); |
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} |
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void performInsert(payload).catch((err) => { |
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const reason = err instanceof Error ? err.message : String(err); |
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console.error( |
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"[desktop-mode] Gutenberg drop receiver native-drop insert failed:", |
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err |
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); |
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notifyParentOfFailure(reason); |
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}); |
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} |
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function onNativeDragOver(e) { |
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if (!stashedBridgePayload) { |
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return; |
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} |
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e.preventDefault(); |
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if (e.dataTransfer) { |
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e.dataTransfer.dropEffect = "copy"; |
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} |
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} |
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function attachToDocument(doc) { |
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const sentinel = doc; |
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if (sentinel.__desktopModeDropReceiverAttached) { |
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return; |
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} |
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sentinel.__desktopModeDropReceiverAttached = true; |
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doc.addEventListener("drop", onNativeDrop, true); |
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doc.addEventListener("dragover", onNativeDragOver, true); |
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_debugCounters.docsAttached++; |
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} |
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function attachToAllFrames() { |
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attachToDocument(document); |
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document.querySelectorAll("iframe").forEach((iframe) => { |
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try { |
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const innerDoc = iframe.contentDocument; |
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if (innerDoc) { |
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attachToDocument(innerDoc); |
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} |
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} catch { |
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} |
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}); |
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} |
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function install() { |
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const expectedOrigin = window.location.origin; |
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window.addEventListener("message", (e) => { |
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if (e.origin !== expectedOrigin) { |
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return; |
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} |
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if (isDragOverMsg(e.data)) { |
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stashedBridgePayload = e.data.payload; |
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_debugCounters.dragOverMsgs++; |
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return; |
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} |
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if (isDragLeaveMsg(e.data)) { |
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stashedBridgePayload = null; |
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_debugCounters.dragLeaveMsgs++; |
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return; |
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} |
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if (!isDropMsg(e.data)) { |
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return; |
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} |
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stashedBridgePayload = null; |
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void performInsert(e.data.payload).catch((err) => { |
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const reason = err instanceof Error ? err.message : String(err); |
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console.error( |
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"[desktop-mode] Gutenberg drop receiver insert failed:", |
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err |
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); |
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notifyParentOfFailure(reason); |
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}); |
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}); |
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attachToAllFrames(); |
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if (typeof MutationObserver !== "undefined" && document.documentElement) { |
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new MutationObserver(() => attachToAllFrames()).observe( |
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document.documentElement, |
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{ childList: true, subtree: true } |
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); |
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} |
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document.addEventListener( |
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"load", |
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(e) => { |
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if (e.target instanceof HTMLIFrameElement) { |
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attachToAllFrames(); |
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} |
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}, |
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true |
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); |
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window.__desktopModeDropReceiverDebug = () => ({ |
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..._debugCounters, |
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hasStash: stashedBridgePayload !== null, |
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stashKind: stashedBridgePayload?.kind ?? null, |
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iframesNow: document.querySelectorAll("iframe").length |
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}); |
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} |
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install(); |
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exports.buildBlockSpec = buildBlockSpec; |
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Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" }); |
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return exports; |
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}({}); |
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