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authorkkanetkar@chromium.org <kkanetkar@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2010-04-02 01:46:54 +0000
committerkkanetkar@chromium.org <kkanetkar@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2010-04-02 01:46:54 +0000
commit493d192f856567f441b2a8b436b9fb7ddfdbd4ad (patch)
tree30b1dd1f92cda60af3b2af6985b6a47e65ce72a6 /webkit/appcache/view_appcache_internals_job.cc
parentc8ac1e8a3e1cb541985c7b048baf31521ad9e4f7 (diff)
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Adding disabled appcaches information along with capability of
removing appcaches with button clicks. BUG=38463 TEST=Run chrome, navigate to about:appcache-internals, add/view/remove appcaches. Review URL: http://codereview.chromium.org/1576009 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@43430 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'webkit/appcache/view_appcache_internals_job.cc')
-rw-r--r--webkit/appcache/view_appcache_internals_job.cc133
1 files changed, 112 insertions, 21 deletions
diff --git a/webkit/appcache/view_appcache_internals_job.cc b/webkit/appcache/view_appcache_internals_job.cc
index 49384ac..6cd11a0 100644
--- a/webkit/appcache/view_appcache_internals_job.cc
+++ b/webkit/appcache/view_appcache_internals_job.cc
@@ -9,24 +9,51 @@
#include "base/utf_string_conversions.h"
#include "base/i18n/time_formatting.h"
#include "base/string_util.h"
+#include "net/base/escape.h"
+#include "net/url_request/url_request.h"
+#include "webkit/appcache/appcache_policy.h"
#include "webkit/appcache/appcache_service.h"
namespace {
-const char kErrorMessage[] = "Error in retrieving Application caches.";
-const char kEmptyAppCachesMessage[] = "No available Application caches.";
+const char kErrorMessage[] = "Error in retrieving Application Caches.";
+const char kEmptyAppCachesMessage[] = "No available Application Caches.";
+const char kRemoveAppCache[] = "Remove this AppCache";
+const char kManifest[] = "Manifest: ";
+const char kSize[] = "Size: ";
+const char kCreationTime[] = "Creation Time: ";
+const char kLastAccessTime[] = "Last Access Time: ";
+const char kLastUpdateTime[] = "Last Update Time: ";
+const char kFormattedDisabledAppCacheMsg[] =
+ "<b><i><font color=\"FF0000\">"
+ "This Application Cache is disabled by policy.</font></i></b><br/>";
void StartHTML(std::string* out) {
DCHECK(out);
out->append(
"<!DOCTYPE HTML>"
- "<html><head><title>AppCache Internals</title>"
+ "<html><title>AppCache Internals</title>"
"<style>"
"body { font-family: sans-serif; font-size: 0.8em; }\n"
"tt, code, pre { font-family: WebKitHack, monospace; }\n"
".subsection_body { margin: 10px 0 10px 2em; }\n"
".subsection_title { font-weight: bold; }\n"
- "</style>");
+ "</style>"
+ "<script>\n"
+ // Unfortunately we can't do XHR from chrome://appcache-internals
+ // because the chrome:// protocol restricts access.
+ //
+ // So instead, we will send commands by doing a form
+ // submission (which as a side effect will reload the page).
+ "function RemoveCommand(command) {\n"
+ " document.getElementById('cmd').value = command;\n"
+ " document.getElementById('cmdsender').submit();\n"
+ "}\n"
+ "</script>\n"
+ "</head><body>"
+ "<form action='' method=GET id=cmdsender>"
+ "<input type='hidden' id=cmd name='remove'>"
+ "</form>");
}
void EndHTML(std::string* out) {
@@ -34,6 +61,17 @@ void EndHTML(std::string* out) {
out->append("</body></html>");
}
+// Appends an input button to |data| with text |title| that sends the command
+// string |command| back to the browser, and then refreshes the page.
+void DrawCommandButton(const std::string& title,
+ const std::string& command,
+ std::string* data) {
+ StringAppendF(data, "<input type=\"button\" value=\"%s\" "
+ "onclick=\"RemoveCommand('%s')\" />",
+ title.c_str(),
+ command.c_str());
+}
+
void AddLiTag(const std::string& element_title,
const std::string& element_data, std::string* out) {
DCHECK(out);
@@ -52,6 +90,7 @@ void WrapInHREF(const std::string& in, std::string* out) {
}
void AddHTMLFromAppCacheToOutput(
+ const appcache::AppCacheService& appcache_service,
const appcache::AppCacheInfoVector& appcaches, std::string* out) {
for (std::vector<appcache::AppCacheInfo>::const_iterator info =
appcaches.begin();
@@ -59,23 +98,29 @@ void AddHTMLFromAppCacheToOutput(
out->append("<p>");
std::string anchored_manifest;
WrapInHREF(info->manifest_url.spec(), &anchored_manifest);
- out->append("Manifest: ");
+ out->append(kManifest);
out->append(anchored_manifest);
+ if (!appcache_service.appcache_policy()->CanLoadAppCache(
+ info->manifest_url)) {
+ out->append(kFormattedDisabledAppCacheMsg);
+ }
+ out->append("<br/>");
+ DrawCommandButton(kRemoveAppCache, info->manifest_url.spec(), out);
out->append("<ul>");
- AddLiTag("Size: ",
+ AddLiTag(kSize,
WideToUTF8(FormatBytes(
info->size, GetByteDisplayUnits(info->size), true)),
out);
- AddLiTag("Creation Time: ",
+ AddLiTag(kCreationTime,
WideToUTF8(TimeFormatFriendlyDateAndTime(
info->creation_time)),
out);
- AddLiTag("Last Access Time: ",
+ AddLiTag(kLastAccessTime,
WideToUTF8(
TimeFormatFriendlyDateAndTime(info->last_access_time)),
out);
- AddLiTag("Last Update Time: ",
+ AddLiTag(kLastUpdateTime,
WideToUTF8(TimeFormatFriendlyDateAndTime(info->last_update_time)),
out);
@@ -83,6 +128,15 @@ void AddHTMLFromAppCacheToOutput(
}
}
+std::string GetAppCacheManifestToRemove(const std::string& query) {
+ if (!StartsWithASCII(query, "remove=", true)) {
+ // Not a recognized format.
+ return std::string();
+ }
+ std::string manifest_str = query.substr(strlen("remove="));
+ return UnescapeURLComponent(manifest_str, UnescapeRule::NORMAL);
+}
+
struct ManifestURLComparator {
public:
bool operator() (
@@ -92,7 +146,6 @@ struct ManifestURLComparator {
}
} manifest_url_comparator;
-
} // namespace
namespace appcache {
@@ -105,21 +158,59 @@ ViewAppCacheInternalsJob::ViewAppCacheInternalsJob(
ViewAppCacheInternalsJob::~ViewAppCacheInternalsJob() {
// Cancel callback if job is destroyed before callback is called.
- if (appcache_info_callback_)
- appcache_info_callback_.release()->Cancel();
+ if (appcache_done_callback_)
+ appcache_done_callback_.release()->Cancel();
+}
+
+void ViewAppCacheInternalsJob::GetAppCacheInfoAsync() {
+ info_collection_ = new AppCacheInfoCollection;
+ appcache_done_callback_ =
+ new net::CancelableCompletionCallback<ViewAppCacheInternalsJob>(
+ this, &ViewAppCacheInternalsJob::AppCacheDone);
+ appcache_service_->GetAllAppCacheInfo(
+ info_collection_, appcache_done_callback_);
+}
+
+void ViewAppCacheInternalsJob::RemoveAppCacheInfoAsync(
+ const std::string& manifest_url_spec) {
+ appcache_done_callback_ =
+ new net::CancelableCompletionCallback<ViewAppCacheInternalsJob>(
+ this, &ViewAppCacheInternalsJob::AppCacheDone);
+
+ GURL manifest(manifest_url_spec);
+ appcache_service_->DeleteAppCacheGroup(
+ manifest, appcache_done_callback_);
}
void ViewAppCacheInternalsJob::Start() {
if (!request_)
return;
- info_collection_ = new AppCacheInfoCollection;
- appcache_info_callback_ =
- new net::CancelableCompletionCallback<ViewAppCacheInternalsJob>(
- this, &ViewAppCacheInternalsJob::OnGotAppCacheInfo);
+ // Handle any remove appcache request, then redirect back to
+ // the same URL stripped of query parameters. The redirect happens as part
+ // of IsRedirectResponse().
+ if (request_->url().has_query()) {
+ std::string remove_appcache_manifest(
+ GetAppCacheManifestToRemove(request_->url().query()));
- appcache_service_->GetAllAppCacheInfo(
- info_collection_, appcache_info_callback_);
+ // Empty manifests are dealt with by the deleter.
+ RemoveAppCacheInfoAsync(remove_appcache_manifest);
+ } else {
+ GetAppCacheInfoAsync();
+ }
+}
+
+bool ViewAppCacheInternalsJob::IsRedirectResponse(
+ GURL* location, int* http_status_code) {
+ if (request_->url().has_query()) {
+ // Strip the query parameters.
+ GURL::Replacements replacements;
+ replacements.ClearQuery();
+ *location = request_->url().ReplaceComponents(replacements);
+ *http_status_code = 307;
+ return true;
+ }
+ return false;
}
void ViewAppCacheInternalsJob::GenerateHTMLAppCacheInfo(
@@ -136,11 +227,11 @@ void ViewAppCacheInternalsJob::GenerateHTMLAppCacheInfo(
std::sort(appcaches.begin(), appcaches.end(), manifest_url_comparator);
- AddHTMLFromAppCacheToOutput(appcaches, out);
+ AddHTMLFromAppCacheToOutput(*appcache_service_, appcaches, out);
}
-void ViewAppCacheInternalsJob::OnGotAppCacheInfo(int rv) {
- appcache_info_callback_ = NULL;
+void ViewAppCacheInternalsJob::AppCacheDone(int rv) {
+ appcache_done_callback_ = NULL;
if (rv != net::OK)
info_collection_ = NULL;
StartAsync();
generated by cgit v1.1 at 2025-01-07 06:29:53 +0000