322 lines
13 KiB
C#
322 lines
13 KiB
C#
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using System.Collections.Generic;
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using System.Net;
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using System.Net.Http;
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using System.Text;
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using System.Web.Http;
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using AutoMapper;
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using Umbraco.Web.Models.ContentEditing;
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using Umbraco.Web.Mvc;
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using umbraco;
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using Umbraco.Web.WebApi;
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using System;
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using System.Net.Http.Headers;
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using System.Web;
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using System.IO;
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using Umbraco.Core;
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using Umbraco.Core.Models;
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using Umbraco.Core.Services;
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using System.Linq;
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using System.Text.RegularExpressions;
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namespace Umbraco.Web
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{
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internal static class TuningUtility
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{
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internal static string assetBasePath = HttpContext.Current.Server.MapPath(@"\Umbraco\assets\less\");
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internal static string tuningDefaultLessPath = assetBasePath + @"tuning.defaultStyle.less";
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internal static string tuningGridRowStyle = assetBasePath + @"tuning.gridRowStyle.less";
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internal static string tuningStylePath = "/Css/tuning/";
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internal static string resultLessPath = tuningStylePath + @"{0}.less";
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internal static string resultCssPath = tuningStylePath + @"{0}.css";
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internal static string frontBasePath = HttpContext.Current.Server.MapPath(@"\Css\tuning\");
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// return the list of all grid's rows' guid for the current page
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internal static String[] GetGridRows(int pageId)
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{
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List<string> result = new List<string>();
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// Load current page
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var contentService = ApplicationContext.Current.Services.ContentService;
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IContent content = contentService.GetById(pageId);
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// Look after grid properies into the current page
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foreach (var property in content.Properties)
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{
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if (property.PropertyType.PropertyEditorAlias == "Umbraco.Grid" && !string.IsNullOrEmpty(property.Value.ToString()))
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{
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dynamic grid = Newtonsoft.Json.Linq.JObject.Parse(property.Value.ToString());
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foreach (var column in grid.columns)
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{
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foreach (var row in column.rows)
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{
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if (row.uniqueId != null)
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result.Add(row.uniqueId.Value);
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}
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}
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}
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}
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return result.ToArray();
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}
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// get style box by tag
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internal static String GetStyleBlock(string source, string name)
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{
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string startTag = string.Format("/***start-{0}***/", name);
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string endTag = string.Format("/***end-{0}***/", name);
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int indexStartTag = source.IndexOf(startTag);
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int indexEndTag = source.IndexOf(endTag);
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if (indexStartTag >= 0 && indexEndTag >= 0)
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return source.Substring(indexStartTag, indexEndTag - indexStartTag).Replace(startTag, "").Replace(endTag, "");
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else
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return "";
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}
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// Create a new grid block
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internal static string NewGridRowBlock(string name)
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{
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string lessGridRowModel = string.Empty;
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using (System.IO.StreamReader sr = new System.IO.StreamReader(tuningGridRowStyle))
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{
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lessGridRowModel = sr.ReadToEnd();
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}
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string newTag = "gridrow_" + name;
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return lessGridRowModel.Replace("-ID-", newTag);
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}
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// Get less parameters from lessPath file, both general parameters and grid parameters
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internal static string GetLessParameters(string lessPath, int pageId)
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{
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// Get all parameters
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string paramBlock = string.Empty;
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if (System.IO.File.Exists(lessPath))
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{
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using (System.IO.StreamReader sr = new System.IO.StreamReader(lessPath))
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{
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string lessContent = sr.ReadToEnd();
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paramBlock = GetStyleBlock(lessContent, "lessParam");
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foreach (var gridRow in GetGridRows(pageId))
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{
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paramBlock = paramBlock + GetStyleBlock(lessContent, "lessParam-" + "gridrow_" + gridRow);
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}
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}
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}
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return paramBlock;
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}
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// Get inherited pageId with tuning
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internal static int GetParentOrSelfTunedPageId(string[] path, bool preview)
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{
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string styleTuning = preview ? @"{0}{1}.less" : "{0}{1}.css";
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foreach (var page in path.OrderByDescending(r => path.IndexOf(r)))
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{
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string stylePath = HttpContext.Current.Server.MapPath(string.Format(styleTuning, tuningStylePath, page));
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if (System.IO.File.Exists(stylePath))
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{
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return int.Parse(page);
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}
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}
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return int.Parse(path[path.Length - 1]);
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}
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// Get stylesheet path for current page
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internal static string GetStylesheetPath(string[] path, bool preview)
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{
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string styleTuning = preview ? @"{0}{1}.less" : "{0}{1}.css";
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return string.Format(styleTuning, tuningStylePath, GetParentOrSelfTunedPageId(path, preview));
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}
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// Create new less file
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internal static string CreateOrUpdateLessFile(string[] path, int pageId)
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{
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string lessPath = GetStylesheetPath(path, true);
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// If less file exist, Load its content
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string lessContent = string.Empty;
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using (System.IO.StreamReader sr = new System.IO.StreamReader(System.IO.File.Exists(HttpContext.Current.Server.MapPath(lessPath))
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? HttpContext.Current.Server.MapPath(lessPath) : tuningDefaultLessPath))
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{
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lessContent = sr.ReadToEnd();
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}
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// Update with grid row style needs
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string[] gridRows = TuningUtility.GetGridRows(pageId);
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string parametersToAdd = string.Empty;
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string styleToAdd = string.Empty;
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foreach (var gridRow in gridRows)
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{
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if (string.IsNullOrEmpty(GetStyleBlock(lessContent, "gridStyle-" + "gridrow_" + gridRow)))
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{
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parametersToAdd += NewGridRowBlock(gridRow);
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}
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}
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// Save less file
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if (string.IsNullOrEmpty(lessPath)) lessPath = string.Format("{0}{1}.less", tuningStylePath, pageId);
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lessContent = lessContent + Environment.NewLine + parametersToAdd;
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using (System.IO.StreamWriter file = new System.IO.StreamWriter(HttpContext.Current.Server.MapPath(lessPath)))
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{
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file.Write(lessContent);
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}
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return lessPath;
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}
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// Save and publish less style
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internal static void SaveAndPublishStyle(string parameters, string parametersGrid, int pageId)
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{
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// Get inherited tuned pageId and path
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var contentService = ApplicationContext.Current.Services.ContentService;
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IContent content = contentService.GetById(pageId);
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int inheritedTunedPageId = TuningUtility.GetParentOrSelfTunedPageId(content.Path.Split(','), true);
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// Load inherited Less content
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string inheritedLessContent = string.Empty;
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using (System.IO.StreamReader sr = new System.IO.StreamReader(HttpContext.Current.Server.MapPath(string.Format(resultLessPath, inheritedTunedPageId))))
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{
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inheritedLessContent = sr.ReadToEnd();
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}
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// Update pageId if parameters have changed
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if (inheritedTunedPageId != pageId)
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{
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// Parse inherited less parameters
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Dictionary<string, string> dicInheritedParameters = new Dictionary<string, string>();
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foreach (Match m in Regex.Matches(GetStyleBlock(inheritedLessContent,"lessParam"), @"@([^:\s\n]*?):([^@;\n]*?);"))
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{
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if (m.Groups.Count > 2)
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{
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dicInheritedParameters.Add(m.Groups[1].Value, m.Groups[2].Value.Replace("''", string.Empty));
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}
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}
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// Read new parameters
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Dictionary<string, string> dicNewParameters = new Dictionary<string, string>();
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foreach (string parameter in parameters.Trim().Split(new string[] { ";" }, StringSplitOptions.RemoveEmptyEntries))
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{
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if (parameter.IndexOf("@import") < 0)
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{
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string name = parameter.Substring(1, parameter.IndexOf(":")).Replace("@", string.Empty).Replace(":", string.Empty);
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string value = parameter.Substring(parameter.IndexOf(":") + 1);
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dicNewParameters.Add(name, value);
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}
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}
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// Compare if parameters have changed
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bool noChange = true;
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foreach (string keys in dicNewParameters.Keys)
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{
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if (!dicInheritedParameters.Keys.Where(r => r == keys).Any() || dicNewParameters[keys] != dicInheritedParameters[keys])
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{
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noChange = false;
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break;
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}
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}
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if (noChange)
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pageId = inheritedTunedPageId;
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// Compare if parameters have changed
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if (dicInheritedParameters.OrderBy(r => r.Key).SequenceEqual(dicNewParameters.OrderBy(r => r.Key)))
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pageId = inheritedTunedPageId;
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}
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// Create front directory if necesary
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if (!Directory.Exists(frontBasePath))
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Directory.CreateDirectory(frontBasePath);
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// Prepare parameters and gf block and replace with the new value
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string newParamBlock = string.Empty;
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string newGfBlock = string.Empty;
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foreach (string parameter in parameters.Trim().Split(new string[] { ";" }, StringSplitOptions.RemoveEmptyEntries))
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{
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if (parameter.IndexOf("@import") < 0)
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{
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newParamBlock += (parameter + ";").Replace(":;", ":'';") + Environment.NewLine;
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}
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else
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{
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newGfBlock += parameter + ";" + Environment.NewLine;
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}
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}
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inheritedLessContent = inheritedLessContent.Replace(GetStyleBlock(inheritedLessContent, "lessParam"), Environment.NewLine + newParamBlock);
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inheritedLessContent = inheritedLessContent.Replace(GetStyleBlock(inheritedLessContent, "gf"), Environment.NewLine + newGfBlock);
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// Prepare grid parameters
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string newGridParamBlock = string.Empty;
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foreach (string parameter in parametersGrid.Trim().Split(new string[] { ";" }, StringSplitOptions.RemoveEmptyEntries))
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{
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string name = parameter.Substring(0, parameter.IndexOf(":"));
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string value = parameter.Substring(parameter.IndexOf(":") + 1);
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if (string.IsNullOrEmpty(value)) value = "''";
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inheritedLessContent = Regex.Replace(inheritedLessContent, string.Format("{0}:([^;\n]*);", name), string.Format("{0}:{1};", name, value));
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}
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// Save less file
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using (System.IO.StreamWriter file = new System.IO.StreamWriter(HttpContext.Current.Server.MapPath(string.Format(resultLessPath, pageId))))
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{
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file.Write(inheritedLessContent);
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}
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// Compile the Less file
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string compiledStyle = GetCssFromLessString(inheritedLessContent, false, true, true).Replace("@import", "@IMPORT");
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// Save compiled file
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using (System.IO.StreamWriter file = new System.IO.StreamWriter(HttpContext.Current.Server.MapPath(string.Format(resultCssPath, pageId))))
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{
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file.Write(compiledStyle);
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}
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}
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// Delete tuning style
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internal static void DeleteStyle(int pageId)
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{
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// Path to the less and css files
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string newResultLessPath = HttpContext.Current.Server.MapPath(string.Format(resultLessPath, pageId));
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string newResultCssPath = HttpContext.Current.Server.MapPath(string.Format(resultCssPath, pageId));
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// Delete all style file for this page
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System.IO.File.Delete(newResultLessPath);
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System.IO.File.Delete(newResultCssPath);
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}
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// Compile and compress less style
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private static string GetCssFromLessString(string css, Boolean cacheEnabled, Boolean minifyOutput, Boolean disableVariableRedefines)
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{
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var config = dotless.Core.configuration.DotlessConfiguration.GetDefaultWeb();
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config.DisableVariableRedefines = disableVariableRedefines;
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config.CacheEnabled = cacheEnabled;
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config.MinifyOutput = minifyOutput;
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return dotless.Core.LessWeb.Parse(css, config);
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}
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}
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}
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