public string GetEditorTemplateHtml(BlogEditingTemplateType templateType, bool forceRTL)
{
SettingsPersisterHelper templates = _editorTemplateSettings.GetSubSettings(EDITOR_TEMPLATES_KEY);
string templateHtmlFile = templates.GetString(templateType.ToString(), null);
// Sometimes templateHtmlFile is relative, sometimes it is already absolute (from older builds).
templateHtmlFile = MakeAbsolute(templateHtmlFile);
if (templateHtmlFile != null && File.Exists(templateHtmlFile))
{
string templateHtml;
using (StreamReader reader = new StreamReader(templateHtmlFile, Encoding.UTF8))
templateHtml = reader.ReadToEnd();
if (File.Exists(templateHtmlFile + ".path"))
{
string origPath = File.ReadAllText(templateHtmlFile + ".path");
string newPath = Path.Combine(Path.GetDirectoryName(templateHtmlFile), Path.GetFileName(origPath));
string newUri = UrlHelper.SafeToAbsoluteUri(new Uri(newPath));
templateHtml = templateHtml.Replace(origPath, newUri);
}
return(templateHtml);
}
else
{
return(BlogEditingTemplate.GetDefaultTemplateHtml(forceRTL, templateType != BlogEditingTemplateType.Normal));
}
}
/// <summary>
/// Loads the blog editing template.
/// </summary>
/// <param name="blogId"></param>
/// <returns></returns>
internal static string LoadBlogTemplate(string blogId, BlogEditingTemplateType templateType, bool forceRTL)
{
using (PostHtmlEditingSettings templateSettings = new PostHtmlEditingSettings(blogId))
{
string html = templateSettings.GetEditorTemplateHtml(templateType, forceRTL);
if (html == null || html == String.Empty ||
html.IndexOf(BlogEditingTemplate.POST_TITLE_MARKER) == -1 ||
html.IndexOf(BlogEditingTemplate.POST_BODY_MARKER) == -1)
{
html = BlogEditingTemplate.GetDefaultTemplateHtml(forceRTL, true);
}
return(html);
}
}
/// <summary>
/// Loads the blog editing template.
/// </summary>
/// <param name="blogId"></param>
/// <returns></returns>
internal static string LoadBlogTemplate(string blogId, BlogEditingTemplateType templateType, bool forceRTL)
{
using (PostHtmlEditingSettings templateSettings = new PostHtmlEditingSettings(blogId))
{
string html = templateSettings.GetEditorTemplateHtml(templateType, forceRTL);
if (html == null || html == String.Empty ||
html.IndexOf(BlogEditingTemplate.POST_TITLE_MARKER) == -1 ||
html.IndexOf(BlogEditingTemplate.POST_BODY_MARKER) == -1)
{
html = BlogEditingTemplate.GetDefaultTemplateHtml(forceRTL, true);
}
return html;
}
}
public string GetEditorTemplateHtml(BlogEditingTemplateType templateType, bool forceRTL)
{
SettingsPersisterHelper templates = _editorTemplateSettings.GetSubSettings(EDITOR_TEMPLATES_KEY);
string templateHtmlFile = templates.GetString(templateType.ToString(), null);
// Sometimes templateHtmlFile is relative, sometimes it is already absolute (from older builds).
templateHtmlFile = MakeAbsolute(templateHtmlFile);
if (templateHtmlFile != null && File.Exists(templateHtmlFile))
{
string templateHtml;
using (StreamReader reader = new StreamReader(templateHtmlFile, Encoding.UTF8))
templateHtml = reader.ReadToEnd();
if (File.Exists(templateHtmlFile + ".path"))
{
string origPath = File.ReadAllText(templateHtmlFile + ".path");
string newPath = Path.Combine(Path.GetDirectoryName(templateHtmlFile), Path.GetFileName(origPath));
string newUri = UrlHelper.SafeToAbsoluteUri(new Uri(newPath));
templateHtml = templateHtml.Replace(origPath, newUri);
}
/*Parse meta tags in order to set CSS3 compatibility*/
Regex metatag = new Regex(@"<(?i:meta)(\s)+(?i:http-equiv)(\s)*=""(?:X-UA-Compatible)""(\s)+(?i:content)(\s)*=""(?i:IE=edge)""(\s)*/>");
Match match = metatag.Match(templateHtml);
if (!match.Success)
{
// prepend the metatag to make css3 compatible at least on edge (Windows 8+)
int i = templateHtml.IndexOf("<HEAD>", StringComparison.OrdinalIgnoreCase);
if (i > 0)
{
templateHtml = (templateHtml.Substring(0, i + 6)
+ "<meta http-equiv=\"X-UA-Compatible\" content=\"IE=edge\" />"
+ templateHtml.Substring(i + 6));
}
}
return(templateHtml);
}
else
{
return(BlogEditingTemplate.GetDefaultTemplateHtml(forceRTL, templateType != BlogEditingTemplateType.Normal));
}
}
public BlogEditingTemplateFile(BlogEditingTemplateType type, string file)
{
TemplateType = type;
TemplateFile = file;
}
public string GetEditorTemplateHtml(BlogEditingTemplateType templateType, bool forceRTL)
{
SettingsPersisterHelper templates = _editorTemplateSettings.GetSubSettings(EDITOR_TEMPLATES_KEY);
string templateHtmlFile = templates.GetString(templateType.ToString(), null);
// Sometimes templateHtmlFile is relative, sometimes it is already absolute (from older builds).
templateHtmlFile = MakeAbsolute(templateHtmlFile);
if (templateHtmlFile != null && File.Exists(templateHtmlFile))
{
string templateHtml;
using (StreamReader reader = new StreamReader(templateHtmlFile, Encoding.UTF8))
templateHtml = reader.ReadToEnd();
if (File.Exists(templateHtmlFile + ".path"))
{
string origPath = File.ReadAllText(templateHtmlFile + ".path");
string newPath = Path.Combine(Path.GetDirectoryName(templateHtmlFile), Path.GetFileName(origPath));
string newUri = UrlHelper.SafeToAbsoluteUri(new Uri(newPath));
templateHtml = templateHtml.Replace(origPath, newUri);
}
/* Parse meta tags in order to set MSHTML emulation for IE9
* As of Internet Explorer 10, support for element behaviors have been removed.
* Core OLW functionality, such as table management, currently rely on these mechanisms.
* An alternative to Element Behaviors must be found before we can push the IE version forward to allow for newer web standards. */
// Search for an existing X-UA-Compatible tag in the template
Regex metatag = new Regex(@"<(?i:meta)(?:\s)+(?i:http-equiv)(?:\s)*=""(?:X-UA-Compatible)""(?:\s)+(?i:content)(?:\s)*=""(\S*)""(?:\s)*/>");
Match match = metatag.Match(templateHtml);
if (match.Success && match.Groups.Count > 1)
{
// There already exists a 'X-UA-Compatible' meta tag in the template, modify it
// Grab info on the existing 'content' value
var contentVal = match.Groups[1];
// Remove the content value from the template
var templateContentRemoved = templateHtml.Remove(contentVal.Index, contentVal.Length);
// Add the IE9 emulation string into the HTML template
templateHtml = templateContentRemoved.Insert(contentVal.Index, UA_COMPATIBLE_STRING);
}
else
{
// Prepend meta tag for IE9 emulation
int i = templateHtml.IndexOf("<HEAD>", StringComparison.OrdinalIgnoreCase);
if (i > 0)
{
templateHtml = (templateHtml.Substring(0, i + 6)
+ $"<meta http-equiv=\"X-UA-Compatible\" content=\"{UA_COMPATIBLE_STRING}\" />"
+ templateHtml.Substring(i + 6));
}
}
return(templateHtml);
}
else
{
return(BlogEditingTemplate.GetDefaultTemplateHtml(forceRTL, templateType != BlogEditingTemplateType.Normal));
}
}
public string GetEditorTemplateHtml(BlogEditingTemplateType templateType, bool forceRTL)
{
SettingsPersisterHelper templates = _editorTemplateSettings.GetSubSettings(EDITOR_TEMPLATES_KEY);
string templateHtmlFile = templates.GetString(templateType.ToString(), null);
// Sometimes templateHtmlFile is relative, sometimes it is already absolute (from older builds).
templateHtmlFile = MakeAbsolute(templateHtmlFile);
if (templateHtmlFile != null && File.Exists(templateHtmlFile))
{
string templateHtml;
using (StreamReader reader = new StreamReader(templateHtmlFile, Encoding.UTF8))
templateHtml = reader.ReadToEnd();
if (File.Exists(templateHtmlFile + ".path"))
{
string origPath = File.ReadAllText(templateHtmlFile + ".path");
string newPath = Path.Combine(Path.GetDirectoryName(templateHtmlFile), Path.GetFileName(origPath));
string newUri = UrlHelper.SafeToAbsoluteUri(new Uri(newPath));
templateHtml = templateHtml.Replace(origPath, newUri);
}
return templateHtml;
}
else
{
return BlogEditingTemplate.GetDefaultTemplateHtml(forceRTL, templateType != BlogEditingTemplateType.Normal);
}
}
/// <summary>
/// Creates a set of BlogTemplateFiles using a specific region locator strategy.
/// </summary>
/// <param name="progress"></param>
/// <param name="regionLocatorStrategy"></param>
/// <param name="templateStrategies"></param>
/// <param name="templateTypes"></param>
/// <returns></returns>
private BlogEditingTemplateFile[] GetBlogTemplateFiles(IProgressHost progress, BlogPostRegionLocatorStrategy regionLocatorStrategy, BlogEditingTemplateStrategy[] templateStrategies, BlogEditingTemplateType[] templateTypes)
{
BlogEditingTemplateFile[] blogTemplateFiles = null;
try
{
regionLocatorStrategy.PrepareRegions(new ProgressTick(progress, 25, 100));
ArrayList templateFiles = new ArrayList();
ProgressTick tick = new ProgressTick(progress, 50, 100);
for (int i = 0; i < templateTypes.Length; i++)
{
ProgressTick parseTick = new ProgressTick(tick, 1, templateTypes.Length);
try
{
CheckCancelRequested(parseTick);
templateStrategy = templateStrategies[i];
// Parse the blog post HTML into an editing template.
// Note: we can't use MarkupServices to parse the document from a non-UI thread,
// so we have to execute the parsing portion of the template download operation on the UI thread.
string editingTemplate = ParseWebpageIntoEditingTemplate_OnUIThread(_parentControl, regionLocatorStrategy, new ProgressTick(parseTick, 1, 5));
// check for cancel
CheckCancelRequested(parseTick);
string baseUrl = HTMLDocumentHelper.GetBaseUrl(editingTemplate, _blogHomepageUrl);
// Download the template stylesheets and embedded resources (this lets the editing template load faster..and works offline!)
string templateFile = DownloadTemplateFiles(editingTemplate, baseUrl, new ProgressTick(parseTick, 4, 5));
templateFiles.Add(new BlogEditingTemplateFile(templateTypes[i], templateFile));
}
catch (Exception e)
{
Trace.WriteLine(String.Format(CultureInfo.CurrentCulture, "Failed to download template {0}: {1}", templateTypes[i].ToString(), e.ToString()));
}
}
if (templateFiles.Count > 0)
blogTemplateFiles = (BlogEditingTemplateFile[])templateFiles.ToArray(typeof(BlogEditingTemplateFile));
}
finally
{
regionLocatorStrategy.CleanupRegions(new ProgressTick(progress, 25, 100));
}
return blogTemplateFiles;
}
/// <summary>
///
/// </summary>
/// <param name="progress"></param>
/// <param name="targetTemplateTypes"></param>
/// <param name="templateStrategies">equivalent strategies for manipulating the blog homepage DOM into an editing template type</param>
/// <returns></returns>
private BlogEditingTemplateFile[] DetectTemplates(IProgressHost progress, BlogEditingTemplateType[] targetTemplateTypes, BlogEditingTemplateStrategy[] templateStrategies)
{
RecentPostRegionLocatorStrategy recentPostLocatorStrategy =
new RecentPostRegionLocatorStrategy(_blogClient, _blogAccount, _credentials, _blogHomepageUrl,
new PageDownloader(RequestPageDownload));
TemporaryPostRegionLocatorStrategy tempPostLocatorStrategy =
new TemporaryPostRegionLocatorStrategy(_blogClient, _blogAccount, _credentials, _blogHomepageUrl,
new PageDownloader(RequestPageDownload), new BlogPostRegionLocatorBooleanCallback(recentPostLocatorStrategy.HasBlogPosts));
//setup the strategies for locating the title/body regions in the blog homepage.
BlogPostRegionLocatorStrategy[] regionLocatorStrategies = new BlogPostRegionLocatorStrategy[]
{
recentPostLocatorStrategy,
tempPostLocatorStrategy
};
// template files to return
BlogEditingTemplateFile[] blogTemplateFiles = null;
// try each strategy as necessary
for (int i = 0; i < regionLocatorStrategies.Length && blogTemplateFiles == null; i++)
{
CheckCancelRequested(progress);
//reset the progress for each iteration
BlogPostRegionLocatorStrategy regionLocatorStrategy = regionLocatorStrategies[i];
try
{
blogTemplateFiles = GetBlogTemplateFiles(progress, regionLocatorStrategy, templateStrategies, targetTemplateTypes);
progress.UpdateProgress(100, 100);
//if any exception occured along the way, clear them since one of the template strategies
//was successful.
_exception = null;
}
catch (OperationCancelledException)
{
// cancel just means our template will be String.Empty
_exception = null;
}
catch (BlogClientOperationCancelledException e)
{
// cancel just means our template will be String.Empty
// (setting this exception here means that at least the user
// will be notified that they won't be able to edit with style)
_exception = e;
}
catch (WebException e)
{
_exception = e;
Trace.WriteLine("Error occurred while downloading weblog style: " + e.ToString());
if (e.Response != null)
{
Trace.WriteLine(String.Format(CultureInfo.InvariantCulture, "Blogpost homepage request failed: {0}", _blogHomepageUrl));
//Debug.WriteLine(HttpRequestHelper.DumpResponse((HttpWebResponse)e.Response));
}
}
catch (Exception e)
{
_exception = e;
Trace.WriteLine("Error occurred while downloading weblog style: " + e.ToString());
}
}
// return the detected tempaltes
return blogTemplateFiles;
}
public BlogEditingTemplateFile(BlogEditingTemplateType type, string file)
{
TemplateType = type;
TemplateFile = file;
}
