Facebook story and parser

js/zs-background.js

@@ -247,3 +247,7 @@ browser.browserAction.onClicked.addListener(async () => {
         browser.tabs.update(tab.id, {active: true});
     }
 });
+
+browser.runtime.onInstalled.addListener(() => {
+  browser.storage.local.set({ 'zs-enabled-facebook.com': '1' });
+});

manifest.json

@@ -46,6 +46,7 @@
       "modules/gab.js",
       "modules/truth.js",
       "modules/threads.js",
+      "modules/facebook.js",
       "modules/pinterest.js",
       "modules/rednote.js",
       "modules/rednote-comments.js"

modules/facebook.js

@@ -0,0 +1,136 @@
+zeeschuimer.register_module(
+    'Facebook (posts)',
+    'facebook.com',
+    function (response, source_platform_url, source_url) {
+        // 用於追蹤已處理的貼文 ID，避免重複
+        const processedIds = new Set();
+        function parse_story(obj) {
+            const exactKeysToRemove = new Set([
+                "encrypted_tracking",
+                "click_tracking_linkshim_cb",
+                "encrypted_click_tracking",
+                "comet_footer_renderer",
+                "actor_provider",
+                "trackingdata",
+                "viewability_config",
+                "client_view_config",
+                "accessibility_caption",
+                "accent_color",
+                "focus",
+                "comment_composer_placeholder"
+            ]);
+
+            function shouldRemoveKey(key) {
+                return (
+                    exactKeysToRemove.has(key) ||
+                    key.startsWith("__") ||
+                    key.startsWith("ghl") ||
+                    key.startsWith("viewer_")
+                );
+            }
+
+            function deepClean(target) {
+                if (Array.isArray(target)) {
+                    for (let i = target.length - 1; i >= 0; i--) {
+                        const item = target[i];
+                        if (typeof item === "object" && item !== null) {
+                            deepClean(item);
+                            if (isEmpty(item)) {
+                                target.splice(i, 1);
+                            }
+                        } else if (item === null || item === undefined) {
+                            target.splice(i, 1);
+                        }
+                    }
+                } else if (target && typeof target === "object") {
+                    for (const key of Object.keys(target)) {
+                        if (shouldRemoveKey(key)) {
+                            delete target[key];
+                        } else {
+                            const value = target[key];
+                            if (typeof value === "object" && value !== null) {
+                                deepClean(value);
+                                if (isEmpty(value)) {
+                                    delete target[key];
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+
+            function isEmpty(value) {
+                if (Array.isArray(value)) {
+                    return value.length === 0;
+                } else if (value && typeof value === "object") {
+                    return Object.keys(value).length === 0;
+                }
+                return false;
+            }
+
+            const cloned = structuredClone(obj);
+            deepClean(cloned);
+            return cloned;
+        }
+
+        let domain = source_platform_url.split("/")[2].toLowerCase().replace(/^www\./, '');
+
+        if (!["facebook.com"].includes(domain) || !source_url.endsWith('api/graphql/')) {
+            return [];
+        }
+
+        let datas = [];
+        let edges = [];
+        const type_list = ['SOCIAL_POSTS', 'POSTS_SET_FEATURED', 'PUBLIC_POSTS'];
+
+        try {
+            datas.push(JSON.parse(response));
+        } catch (e) {
+            if (response.substring(0, 1) === '{') {
+                const lines = response.split('\n');
+                for (const line of lines) {
+                    try {
+                        datas.push(JSON.parse(line));
+                    } catch (e) {
+                        // silently ignore bad lines
+                        console.log(e);
+                    }
+                }
+            }
+        }
+
+        const traverse = function (obj) {
+            for (const property in obj) {
+                if (!obj.hasOwnProperty(property)) continue;
+
+                if (obj['id'] && obj['__typename'] === 'Story' && obj['comet_sections']) {
+                    // 檢查是否已經處理過這個 ID
+                    if (!processedIds.has(obj['id'])) {
+                        processedIds.add(obj['id']);
+                        edges.push(parse_story(obj));
+                        console.log(obj);
+                    }
+                } else if (typeof obj[property] === "object") {
+                    traverse(obj[property]);
+                }
+            }
+        };
+
+        for (const data of datas) {
+            if (data) {
+                traverse(data);
+            }
+        }
+
+        for (const index in edges) {
+            try {
+                const better_id = atob(edges[index]['id']);
+                edges[index]['id'] = better_id;
+            } catch (e) {
+                // fail quietly
+            }
+        }
+
+        return edges;
+    }
+);