Library use case:

Decompose the API
needed for context

.github/tour.sh

@@ -1,6 +1,6 @@
 #!/bin/bash -ex
 echo Clone tester repo.
-git clone --single-branch --branch newmain https://github.com/John-LittleBearLabs/ipfs_client_clitester.git
+git clone --single-branch --branch decomposed_context https://github.com/John-LittleBearLabs/ipfs_client_clitester.git
 
 echo Install dependencies.
 sudo apt-get update

.github/workflows/library.yml

@@ -16,9 +16,19 @@ jobs:
       - name: Tour de IPFS
         run: ./ipfs_chromium/.github/tour.sh
       - name: Upload coverage reports to Codecov.com
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           files: build/library/cov.info
+      - name: Run Doxygen
+        run: |
+          cmake --build build --config Debug --target doc
+          ls -lrth build/doc/html
+          mv -v ipfs_chromium/.git .
+      - name: UpDoc
+        uses: JamesIves/github-pages-deploy-action@v4
+        with:
+          folder: build/doc/html
+          repository-name: little-bear-labs/ipfs-chromium
   build:
     name: ${{ matrix.config.name }}
     needs: [prechecks]
@@ -60,7 +70,7 @@ jobs:
               generators: "Visual Studio 17 2022"
             }
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Print env
         run: |
           echo github.event.action: ${{ github.event.action }}

.github/workflows/ut.yml

@@ -10,13 +10,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           path: 'ipfs_chromium'
       - name: Run versioned script
         shell: bash
         run: ./ipfs_chromium/.github/ut.sh
       - name: Upload coverage reports to Codecov.com
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           files: build/library/cov.info

README.md

@@ -12,11 +12,8 @@ Also, slides for a BlinkOn [lightning talk](doc/slides/blinkon23.md).
 [demo.webm](https://github.com/little-bear-labs/ipfs-chromium/assets/97759690/ae072a58-f5de-4270-8d48-2c858d9b17b1)
 
 ## Documentation
-See the [Doxygen](https://little-bear-labs.github.io/ipfs-chromium/annotated.html) docs.
-
-### Near-term tasks
-
-See [doc/todo.md](doc/todo.md)
+For info on how to use the library outside of Chromium, see [its readme](library/README.md).
+See also the [Doxygen](https://little-bear-labs.github.io/ipfs-chromium/annotated.html) docs.
 
 ## Design
 

chromium_edits/122.0.6226.2/chrome/browser/chrome_content_browser_client.cc.patch

@@ -46,7 +46,8 @@ index 23ee785c34a30..8550b43c61f2f 100644
        RenderFrameHost::FromID(render_process_id, render_frame_id);
    WebContents* web_contents = WebContents::FromRenderFrameHost(frame_host);
  #endif  // BUILDFLAG(IS_CHROMEOS_ASH) || BUILDFLAG(ENABLE_EXTENSIONS) || \
-         // !BUILDFLAG(IS_ANDROID)
+-        // !BUILDFLAG(IS_ANDROID)
++        // !BUILDFLAG(IS_ANDROID) || BUILDFLAG(ENABLE_IPFS)
 +#if BUILDFLAG(ENABLE_IPFS)
 +  if (base::FeatureList::IsEnabled(ipfs::kEnableIpfs)) {
 +    network::mojom::URLLoaderFactory* default_factory = g_browser_process->system_network_context_manager()->GetURLLoaderFactory();

chromium_edits/122.0.6236.2/chrome/browser/chrome_content_browser_client.cc.patch

@@ -46,7 +46,8 @@ index a9f0eb5ab9151..8956d3ca5519e 100644
        RenderFrameHost::FromID(render_process_id, render_frame_id);
    WebContents* web_contents = WebContents::FromRenderFrameHost(frame_host);
  #endif  // BUILDFLAG(IS_CHROMEOS_ASH) || BUILDFLAG(ENABLE_EXTENSIONS) || \
-         // !BUILDFLAG(IS_ANDROID)
+-        // !BUILDFLAG(IS_ANDROID)
++        // !BUILDFLAG(IS_ANDROID) || BUILDFLAG(ENABLE_IPFS)
 +#if BUILDFLAG(ENABLE_IPFS)
 +  if (base::FeatureList::IsEnabled(ipfs::kEnableIpfs)) {
 +    network::mojom::URLLoaderFactory* default_factory = g_browser_process->system_network_context_manager()->GetURLLoaderFactory();

chromium_edits/123.0.6272.0/chrome/browser/BUILD.gn.patch

@@ -0,0 +1,27 @@
+diff --git a/chrome/browser/BUILD.gn b/chrome/browser/BUILD.gn
+index b68caa1566367..70c0b5afea31e 100644
+--- a/chrome/browser/BUILD.gn
++++ b/chrome/browser/BUILD.gn
+@@ -39,6 +39,7 @@ import("//rlz/buildflags/buildflags.gni")
+ import("//sandbox/features.gni")
+ import("//testing/libfuzzer/fuzzer_test.gni")
+ import("//third_party/blink/public/public_features.gni")
++import("//third_party/ipfs_client/args.gni")
+ import("//third_party/protobuf/proto_library.gni")
+ import("//third_party/webrtc/webrtc.gni")
+ import("//third_party/widevine/cdm/widevine.gni")
+@@ -2630,6 +2631,14 @@ static_library("browser") {
+       ]
+     }
+
++    if (enable_ipfs) {
++      sources += [
++        "ipfs_extra_parts.cc",
++        "ipfs_extra_parts.h",
++      ]
++      deps += [ "//components/ipfs" ]
++    }
++
+     if (is_chromeos_ash) {
+       deps += [ "//chrome/browser/screen_ai:screen_ai_dlc_installer" ]
+     }

chromium_edits/123.0.6272.0/chrome/browser/about_flags.cc.patch

@@ -0,0 +1,38 @@
+diff --git a/chrome/browser/about_flags.cc b/chrome/browser/about_flags.cc
+index 1eccaad1240c9..fe87a844c2757 100644
+--- a/chrome/browser/about_flags.cc
++++ b/chrome/browser/about_flags.cc
+@@ -215,6 +215,7 @@
+ #include "third_party/blink/public/common/features_generated.h"
+ #include "third_party/blink/public/common/forcedark/forcedark_switches.h"
+ #include "third_party/blink/public/common/switches.h"
++#include "third_party/ipfs_client/ipfs_buildflags.h"
+ #include "ui/accessibility/accessibility_features.h"
+ #include "ui/accessibility/accessibility_switches.h"
+ #include "ui/base/ozone_buildflags.h"
+@@ -311,6 +312,10 @@
+ #include "extensions/common/switches.h"
+ #endif  // BUILDFLAG(ENABLE_EXTENSIONS)
+
++#if BUILDFLAG(ENABLE_IPFS)
++#include "components/ipfs/ipfs_features.h"
++#endif
++
+ #if BUILDFLAG(ENABLE_PDF)
+ #include "pdf/pdf_features.h"
+ #endif
+@@ -9554,6 +9559,14 @@ const FeatureEntry kFeatureEntries[] = {
+      flag_descriptions::kOmitCorsClientCertDescription, kOsAll,
+      FEATURE_VALUE_TYPE(network::features::kOmitCorsClientCert)},
+
++#if BUILDFLAG(ENABLE_IPFS)
++    {"enable-ipfs",
++     flag_descriptions::kEnableIpfsName,
++     flag_descriptions::kEnableIpfsDescription,
++     kOsMac | kOsWin | kOsLinux,//TODO: These are the only variants currently getting built, but that is not likely to remain the case
++     FEATURE_VALUE_TYPE(ipfs::kEnableIpfs)},
++#endif
++
+     {"use-idna2008-non-transitional",
+      flag_descriptions::kUseIDNA2008NonTransitionalName,
+      flag_descriptions::kUseIDNA2008NonTransitionalDescription, kOsAll,

chromium_edits/123.0.6272.0/chrome/browser/autocomplete/chrome_autocomplete_scheme_classifier.cc.patch

@@ -0,0 +1,50 @@
+diff --git a/chrome/browser/autocomplete/chrome_autocomplete_scheme_classifier.cc b/chrome/browser/autocomplete/chrome_autocomplete_scheme_classifier.cc
+index 4c88614c68c25..f8bb12a3b0c2e 100644
+--- a/chrome/browser/autocomplete/chrome_autocomplete_scheme_classifier.cc
++++ b/chrome/browser/autocomplete/chrome_autocomplete_scheme_classifier.cc
+@@ -10,6 +10,8 @@
+ #include "chrome/browser/custom_handlers/protocol_handler_registry_factory.h"
+ #include "chrome/browser/external_protocol/external_protocol_handler.h"
+ #include "chrome/browser/profiles/profile.h"
++#include "third_party/ipfs_client/ipfs_buildflags.h"
++
+ #if BUILDFLAG(IS_ANDROID)
+ #include "chrome/browser/profiles/profile_android.h"
+ #endif
+@@ -18,6 +20,9 @@
+ #include "chrome/browser/ui/android/omnibox/jni_headers/ChromeAutocompleteSchemeClassifier_jni.h"
+ #endif
+ #include "components/custom_handlers/protocol_handler_registry.h"
++#if BUILDFLAG(ENABLE_IPFS)
++#include "components/ipfs/ipfs_features.h"
++#endif
+ #include "content/public/common/url_constants.h"
+ #include "url/url_util.h"
+
+@@ -55,12 +60,20 @@ ChromeAutocompleteSchemeClassifier::GetInputTypeForScheme(
+   if (scheme.empty()) {
+     return metrics::OmniboxInputType::EMPTY;
+   }
+-  if (base::IsStringASCII(scheme) &&
+-      (ProfileIOData::IsHandledProtocol(scheme) ||
+-       base::EqualsCaseInsensitiveASCII(scheme, content::kViewSourceScheme) ||
+-       base::EqualsCaseInsensitiveASCII(scheme, url::kJavaScriptScheme) ||
+-       base::EqualsCaseInsensitiveASCII(scheme, url::kDataScheme))) {
+-    return metrics::OmniboxInputType::URL;
++  if (base::IsStringASCII(scheme)) {
++      if (ProfileIOData::IsHandledProtocol(scheme) ||
++          base::EqualsCaseInsensitiveASCII(scheme, content::kViewSourceScheme) ||
++          base::EqualsCaseInsensitiveASCII(scheme, url::kJavaScriptScheme) ||
++          base::EqualsCaseInsensitiveASCII(scheme, url::kDataScheme)) {
++        return metrics::OmniboxInputType::URL;
++      }
++#if BUILDFLAG(ENABLE_IPFS)
++      if (base::FeatureList::IsEnabled(ipfs::kEnableIpfs) &&
++         (base::EqualsCaseInsensitiveASCII(scheme, "ipfs") || base::EqualsCaseInsensitiveASCII(scheme, "ipns"))
++          ) {
++        return metrics::OmniboxInputType::URL;
++      }
++#endif
+   }
+
+   // Also check for schemes registered via registerProtocolHandler(), which

chromium_edits/123.0.6272.0/chrome/browser/chrome_content_browser_client.cc.patch

@@ -0,0 +1,78 @@
+diff --git a/chrome/browser/chrome_content_browser_client.cc b/chrome/browser/chrome_content_browser_client.cc
+index 6267bcf055ddf..4479a47c74d8f 100644
+--- a/chrome/browser/chrome_content_browser_client.cc
++++ b/chrome/browser/chrome_content_browser_client.cc
+@@ -373,6 +373,7 @@
+ #include "third_party/blink/public/common/switches.h"
+ #include "third_party/blink/public/mojom/browsing_topics/browsing_topics.mojom.h"
+ #include "third_party/blink/public/public_buildflags.h"
++#include "third_party/ipfs_client/ipfs_buildflags.h"
+ #include "third_party/widevine/cdm/buildflags.h"
+ #include "ui/base/clipboard/clipboard_format_type.h"
+ #include "ui/base/l10n/l10n_util.h"
+@@ -494,6 +495,13 @@
+ #include "chrome/browser/fuchsia/chrome_browser_main_parts_fuchsia.h"
+ #endif
+
++#if BUILDFLAG(ENABLE_IPFS)
++#include "chrome/browser/ipfs_extra_parts.h"
++#include "components/ipfs/interceptor.h"
++#include "components/ipfs/ipfs_features.h"
++#include "components/ipfs/url_loader_factory.h"
++#endif
++
+ #if !BUILDFLAG(IS_ANDROID)
+ #include "chrome/browser/preloading/preview/preview_navigation_throttle.h"
+ #endif  // !BUILDFLAG(IS_ANDROID)
+@@ -1663,6 +1671,11 @@ ChromeContentBrowserClient::CreateBrowserMainParts(bool is_integration_test) {
+   main_parts->AddParts(
+       std::make_unique<ChromeBrowserMainExtraPartsNaclDeprecation>());
+
++#if BUILDFLAG(ENABLE_IPFS)
++  if (base::FeatureList::IsEnabled(ipfs::kEnableIpfs)) {
++    main_parts->AddParts(std::make_unique<IpfsExtraParts>());
++  }
++#endif
+   return main_parts;
+ }
+
+@@ -6007,12 +6020,25 @@ void ChromeContentBrowserClient::
+         const std::optional<url::Origin>& request_initiator_origin,
+         NonNetworkURLLoaderFactoryMap* factories) {
+ #if BUILDFLAG(IS_CHROMEOS_ASH) || BUILDFLAG(ENABLE_EXTENSIONS) || \
+-    !BUILDFLAG(IS_ANDROID)
++    !BUILDFLAG(IS_ANDROID) || BUILDFLAG(ENABLE_IPFS)
+   content::RenderFrameHost* frame_host =
+       RenderFrameHost::FromID(render_process_id, render_frame_id);
+   WebContents* web_contents = WebContents::FromRenderFrameHost(frame_host);
+ #endif  // BUILDFLAG(IS_CHROMEOS_ASH) || BUILDFLAG(ENABLE_EXTENSIONS) || \
+-        // !BUILDFLAG(IS_ANDROID)
++        // !BUILDFLAG(IS_ANDROID) || BUILDFLAG(ENABLE_IPFS)
++#if BUILDFLAG(ENABLE_IPFS)
++  if (base::FeatureList::IsEnabled(ipfs::kEnableIpfs)) {
++    network::mojom::URLLoaderFactory* default_factory = g_browser_process->system_network_context_manager()->GetURLLoaderFactory();
++    auto* context = web_contents->GetBrowserContext();
++    ipfs::IpfsURLLoaderFactory::Create(
++      factories,
++      context,
++      default_factory,
++      GetSystemNetworkContext(),
++      Profile::FromBrowserContext(context)->GetPrefs()
++    );
++  }
++#endif  // BUILDFLAG(ENABLE_IPFS)
+
+ #if BUILDFLAG(IS_CHROMEOS_ASH)
+   if (web_contents) {
+@@ -6149,6 +6175,11 @@ ChromeContentBrowserClient::WillCreateURLLoaderRequestInterceptors(
+     scoped_refptr<base::SequencedTaskRunner> navigation_response_task_runner) {
+   std::vector<std::unique_ptr<content::URLLoaderRequestInterceptor>>
+       interceptors;
++#if BUILDFLAG(ENABLE_IPFS)
++  if (base::FeatureList::IsEnabled(ipfs::kEnableIpfs)) {
++    interceptors.push_back(std::make_unique<ipfs::Interceptor>(g_browser_process->system_network_context_manager()->GetURLLoaderFactory(), GetSystemNetworkContext()));
++  }
++#endif
+ #if BUILDFLAG(ENABLE_OFFLINE_PAGES)
+   interceptors.push_back(
+       std::make_unique<offline_pages::OfflinePageURLLoaderRequestInterceptor>(

chromium_edits/123.0.6272.0/chrome/browser/flag-metadata.json.patch

@@ -0,0 +1,16 @@
+diff --git a/chrome/browser/flag-metadata.json b/chrome/browser/flag-metadata.json
+index a0d0fb5b4e1d7..7afd2694ede8d 100644
+--- a/chrome/browser/flag-metadata.json
++++ b/chrome/browser/flag-metadata.json
+@@ -2984,6 +2984,11 @@
+     "owners": [ "[email protected]", "[email protected]" ],
+     "expiry_milestone": 130
+   },
++  {
++    "name": "enable-ipfs",
++    "owners": [ "//components/ipfs/OWNERS" ],
++    "expiry_milestone": 150
++  },
+   {
+     "name": "enable-isolated-sandboxed-iframes",
+     "owners": [ "[email protected]", "[email protected]", "[email protected]" ],

chromium_edits/123.0.6272.0/chrome/browser/flag_descriptions.cc.patch

@@ -0,0 +1,16 @@
+diff --git a/chrome/browser/flag_descriptions.cc b/chrome/browser/flag_descriptions.cc
+index 45d78f4ea13de..bf2cce609fac4 100644
+--- a/chrome/browser/flag_descriptions.cc
++++ b/chrome/browser/flag_descriptions.cc
+@@ -287,6 +287,11 @@ const char kEnableBenchmarkingChoiceDefaultFeatureStates[] =
+ const char kEnableBenchmarkingChoiceMatchFieldTrialTestingConfig[] =
+     "Match Field Trial Testing Config";
+
++#if BUILDFLAG(ENABLE_IPFS)
++extern const char kEnableIpfsName[] = "Enable IPFS";
++extern const char kEnableIpfsDescription[] = "Enable ipfs:// and ipns:// URLs";
++#endif
++
+ const char kPreloadingOnPerformancePageName[] =
+     "Preloading Settings on Performance Page";
+ const char kPreloadingOnPerformancePageDescription[] =

chromium_edits/123.0.6272.0/chrome/browser/flag_descriptions.h.patch

@@ -0,0 +1,24 @@
+diff --git a/chrome/browser/flag_descriptions.h b/chrome/browser/flag_descriptions.h
+index 31332fb557463..41e976604e6d2 100644
+--- a/chrome/browser/flag_descriptions.h
++++ b/chrome/browser/flag_descriptions.h
+@@ -23,6 +23,7 @@
+ #include "pdf/buildflags.h"
+ #include "printing/buildflags/buildflags.h"
+ #include "third_party/blink/public/common/buildflags.h"
++#include "third_party/ipfs_client/ipfs_buildflags.h"
+
+ // This file declares strings used in chrome://flags. These messages are not
+ // translated, because instead of end-users they target Chromium developers and
+@@ -176,6 +177,11 @@ extern const char kEnableBenchmarkingChoiceDisabled[];
+ extern const char kEnableBenchmarkingChoiceDefaultFeatureStates[];
+ extern const char kEnableBenchmarkingChoiceMatchFieldTrialTestingConfig[];
+
++#if BUILDFLAG(ENABLE_IPFS)
++extern const char kEnableIpfsName[];
++extern const char kEnableIpfsDescription[];
++#endif
++
+ #if BUILDFLAG(USE_FONTATIONS_BACKEND)
+ extern const char kFontationsFontBackendName[];
+ extern const char kFontationsFontBackendDescription[];

chromium_edits/123.0.6272.0/chrome/browser/ipfs_extra_parts.cc

@@ -0,0 +1,10 @@
+#include "ipfs_extra_parts.h"
+
+#include "profiles/profile.h"
+
+#include <components/ipfs/inter_request_state.h>
+
+void IpfsExtraParts::PostProfileInit(Profile* profile, bool /* is_initial_profile */ ) {
+  DCHECK(profile);
+  ipfs::InterRequestState::CreateForBrowserContext(profile, profile->GetPrefs());
+}

chromium_edits/123.0.6272.0/chrome/browser/ipfs_extra_parts.h

@@ -0,0 +1,10 @@
+#ifndef IPFS_EXTRA_PART_H_
+#define IPFS_EXTRA_PART_H_
+
+#include <chrome/browser/chrome_browser_main_extra_parts.h>
+
+class IpfsExtraParts : public ChromeBrowserMainExtraParts {
+  void PostProfileInit(Profile* profile, bool is_initial_profile) override;
+};
+
+#endif  // IPFS_EXTRA_PART_H_