private Engine SetupEngine(ResourceCollection resourceCollection, TemplatePreprocessorResource scriptResource, DocumentBuildContext context) { var rootPath = (RelativePath)scriptResource.ResourceName; var engineCache = new Dictionary <string, Engine>(); var utility = new TemplateUtility(context); _utilityObject = new { resolveSourceRelativePath = new Func <string, string, string>(utility.ResolveSourceRelativePath) }; var engine = CreateDefaultEngine(); var requireAction = new Func <string, object>( s => { if (!s.StartsWith(RequireRelativePathPrefix)) { throw new ArgumentException($"Only relative path starting with `{RequireRelativePathPrefix}` is supported in require"); } var relativePath = (RelativePath)s.Substring(RequireRelativePathPrefix.Length); s = relativePath.BasedOn(rootPath); var script = resourceCollection?.GetResource(s); if (string.IsNullOrWhiteSpace(script)) { return(null); } Engine cachedEngine; if (!engineCache.TryGetValue(s, out cachedEngine)) { cachedEngine = CreateEngine(engine, RequireFuncVariableName); engineCache[s] = cachedEngine; cachedEngine.Execute(script); } return(cachedEngine.GetValue(ExportsVariableName)); }); engine.SetValue(RequireFuncVariableName, requireAction); engineCache[rootPath] = engine; engine.Execute(scriptResource.Content); var value = engine.GetValue(ExportsVariableName); if (value.IsObject()) { var exports = value.AsObject(); GetOptionsFunc = GetFunc(GetOptionsFuncVariableName, exports); TransformModelFunc = GetFunc(TransformFuncVariableName, exports); } else { throw new InvalidPreprocessorException("Invalid 'exports' variable definition. 'exports' MUST be an object."); } return(engine); }
private Engine SetupEngine(ResourceCollection resourceCollection, TemplatePreprocessorResource scriptResource, DocumentBuildContext context) { var rootPath = (RelativePath)scriptResource.ResourceName; var engineCache = new Dictionary<string, Engine>(); var utility = new TemplateUtility(context); _utilityObject = new { resolveSourceRelativePath = new Func<string, string, string>(utility.ResolveSourceRelativePath) }; var engine = CreateDefaultEngine(); var requireAction = new Func<string, object>( s => { if (!s.StartsWith(RequireRelativePathPrefix)) { throw new ArgumentException($"Only relative path starting with `{RequireRelativePathPrefix}` is supported in require"); } var relativePath = (RelativePath)s.Substring(RequireRelativePathPrefix.Length); s = relativePath.BasedOn(rootPath); var script = resourceCollection?.GetResource(s); if (string.IsNullOrWhiteSpace(script)) { return null; } Engine cachedEngine; if (!engineCache.TryGetValue(s, out cachedEngine)) { cachedEngine = CreateEngine(engine, RequireFuncVariableName); engineCache[s] = cachedEngine; cachedEngine.Execute(script); } return cachedEngine.GetValue(ExportsVariableName); }); engine.SetValue(RequireFuncVariableName, requireAction); engineCache[rootPath] = engine; engine.Execute(scriptResource.Content); var value = engine.GetValue(ExportsVariableName); if (value.IsObject()) { var exports = value.AsObject(); GetOptionsFunc = GetFunc(GetOptionsFuncVariableName, exports); TransformModelFunc = GetFunc(TransformFuncVariableName, exports); } else { throw new InvalidPreprocessorException("Invalid 'exports' variable definition. 'exports' MUST be an object."); } return engine; }
public TemplateJintPreprocessor(ResourceCollection resourceCollection, TemplatePreprocessorResource scriptResource, DocumentBuildContext context) { if (!string.IsNullOrWhiteSpace(scriptResource.Content)) { _engine = SetupEngine(resourceCollection, scriptResource, context); } else { _engine = null; } }
public Template(string name, TemplateRendererResource templateResource, TemplatePreprocessorResource scriptResource, ResourceCollection resourceCollection, int maxParallelism) { if (string.IsNullOrEmpty(name)) { throw new ArgumentNullException(nameof(name)); } Name = name; var templateInfo = GetTemplateInfo(Name); Extension = templateInfo.Extension; Type = templateInfo.DocumentType; TemplateType = templateInfo.TemplateType; _script = scriptResource?.Content; if (!string.IsNullOrWhiteSpace(_script)) { ScriptName = Name + ".js"; _preprocessorPool = ResourcePool.Create(() => CreatePreprocessor(resourceCollection, scriptResource), maxParallelism); try { using (var preprocessor = _preprocessorPool.Rent()) { ContainsGetOptions = preprocessor.Resource.GetOptionsFunc != null; ContainsModelTransformation = preprocessor.Resource.TransformModelFunc != null; } } catch (Exception e) { _preprocessorPool = null; Logger.LogWarning($"{ScriptName} is not a valid template preprocessor, ignored: {e.Message}"); } } if (!string.IsNullOrEmpty(templateResource?.Content) && resourceCollection != null) { _rendererPool = ResourcePool.Create(() => CreateRenderer(resourceCollection, templateResource), maxParallelism); ContainsTemplateRenderer = true; } if (!ContainsGetOptions && !ContainsModelTransformation && !ContainsTemplateRenderer) { Logger.LogWarning($"Template {name} contains neither preprocessor to process model nor template to render model. Please check if the template is correctly defined. Allowed preprocessor functions are [exports.getOptions] and [exports.transform]."); } Resources = ExtractDependentResources(Name); }
public Template(string name, DocumentBuildContext context, TemplateRendererResource templateResource, TemplatePreprocessorResource scriptResource, ResourceCollection resourceCollection, int maxParallelism) { if (string.IsNullOrEmpty(name)) { throw new ArgumentNullException(nameof(name)); } Name = name; var templateInfo = GetTemplateInfo(Name); Extension = templateInfo.Extension; Type = templateInfo.DocumentType; TemplateType = templateInfo.TemplateType; _script = scriptResource?.Content; if (!string.IsNullOrWhiteSpace(_script)) { ScriptName = Name + ".js"; _preprocessorPool = ResourcePool.Create(() => CreatePreprocessor(resourceCollection, scriptResource, context), maxParallelism); try { using (var preprocessor = _preprocessorPool.Rent()) { ContainsGetOptions = preprocessor.Resource.GetOptionsFunc != null; ContainsModelTransformation = preprocessor.Resource.TransformModelFunc != null; } } catch (Exception e) { _preprocessorPool = null; Logger.LogWarning($"{ScriptName} is not a valid template preprocessor, ignored: {e.Message}"); } } if (!string.IsNullOrEmpty(templateResource?.Content) && resourceCollection != null) { _rendererPool = ResourcePool.Create(() => CreateRenderer(resourceCollection, templateResource), maxParallelism); ContainsTemplateRenderer = true; } if (!ContainsGetOptions && !ContainsModelTransformation && !ContainsTemplateRenderer) { Logger.LogWarning($"Template {name} contains neither preprocessor to process model nor template to render model. Please check if the template is correctly defined. Allowed preprocessor functions are [exports.getOptions] and [exports.transform]."); } Resources = ExtractDependentResources(Name); }
private static ITemplatePreprocessor CreatePreprocessor(ResourceCollection resourceCollection, TemplatePreprocessorResource scriptResource, DocumentBuildContext context) { return new TemplateJintPreprocessor(resourceCollection, scriptResource, context); }
private static Dictionary <string, TemplateBundle> ReadTemplate(ResourceCollection resource, DocumentBuildContext context, int maxParallelism) { // type <=> list of template with different extension var dict = new Dictionary <string, List <Template> >(StringComparer.OrdinalIgnoreCase); if (resource == null || resource.IsEmpty) { return(new Dictionary <string, TemplateBundle>()); } // Template file ends with .tmpl(Mustache) or .liquid(Liquid) // Template file naming convention: {template file name}.{file extension}.(tmpl|liquid) // Only files under root folder is searched var templates = resource.GetResources(@"[^/]*\.(tmpl|liquid|js)$").ToList(); if (templates != null) { foreach (var group in templates.GroupBy(s => Path.GetFileNameWithoutExtension(s.Key), StringComparer.OrdinalIgnoreCase)) { var currentTemplates = (from i in @group select new { item = i.Value, extension = Path.GetExtension(i.Key), name = i.Key, } into item where IsSupportedTemplateFile(item.extension) select item).ToArray(); var currentScripts = (from i in @group select new { item = i.Value, extension = Path.GetExtension(i.Key), name = i.Key, } into item where IsSupportedScriptFile(item.extension) select item).ToArray(); if (currentTemplates.Length == 0 && currentScripts.Length == 0) { continue; } // If template file does not exists, while a js script ends with .tmpl.js exists // we consider .tmpl.js file as a standalone preprocess file var name = group.Key; if (currentTemplates.Length == 0) { if (name.EndsWith(ScriptTemplateExtension, StringComparison.OrdinalIgnoreCase)) { name = name.Substring(0, name.Length - ScriptTemplateExtension.Length); } else { continue; } } var currentTemplate = currentTemplates.FirstOrDefault(); var currentScript = currentScripts.FirstOrDefault(); if (currentTemplates.Length > 1) { Logger.Log(LogLevel.Warning, $"Multiple templates for type '{name}'(case insensitive) are found, the one from '{currentTemplate.item + currentTemplate.extension}' is taken."); } if (currentScripts.Length > 1) { Logger.Log(LogLevel.Warning, $"Multiple template scripts for type '{name}'(case insensitive) are found, the one from '{currentScript.item + currentScript.extension}' is taken."); } TemplateRendererResource templateResource = currentTemplate == null ? null : new TemplateRendererResource(currentTemplate.name, currentTemplate.item, name); TemplatePreprocessorResource templatePrepocessorResource = currentScript == null ? null : new TemplatePreprocessorResource(currentScript.name, currentScript.item); var template = new Template(name, context, templateResource, templatePrepocessorResource, resource, maxParallelism); if (dict.TryGetValue(template.Type, out List <Template> templateList)) { templateList.Add(template); } else { dict[template.Type] = new List <Template> { template }; } } } return(dict.ToDictionary(s => s.Key, s => new TemplateBundle(s.Key, s.Value))); }
private static ITemplatePreprocessor CreatePreprocessor(ResourceCollection resourceCollection, TemplatePreprocessorResource scriptResource, DocumentBuildContext context) { return(new TemplateJintPreprocessor(resourceCollection, scriptResource, context)); }
private static ITemplatePreprocessor CreatePreprocessor(ResourceCollection resourceCollection, TemplatePreprocessorResource scriptResource) { return(new TemplateJintPreprocessor(resourceCollection, scriptResource)); }