├── .gitattributes ├── .gitignore ├── Agent.cs ├── ContainerInfo.cs ├── ImageInfo.cs ├── ImageUtility.cs ├── N2ImageAgentGithub.csproj ├── N2ImageAgentGithub.sln ├── README.md └── Utility.cs /.gitattributes: -------------------------------------------------------------------------------- 1 | ############################################################################### 2 | # Set default behavior to automatically normalize line endings. 3 | ############################################################################### 4 | * text=auto 5 | 6 | ############################################################################### 7 | # Set default behavior for command prompt diff. 8 | # 9 | # This is need for earlier builds of msysgit that does not have it on by 10 | # default for csharp files. 11 | # Note: This is only used by command line 12 | ############################################################################### 13 | #*.cs diff=csharp 14 | 15 | ############################################################################### 16 | # Set the merge driver for project and solution files 17 | # 18 | # Merging from the command prompt will add diff markers to the files if there 19 | # are conflicts (Merging from VS is not affected by the settings below, in VS 20 | # the diff markers are never inserted). Diff markers may cause the following 21 | # file extensions to fail to load in VS. An alternative would be to treat 22 | # these files as binary and thus will always conflict and require user 23 | # intervention with every merge. To do so, just uncomment the entries below 24 | ############################################################################### 25 | #*.sln merge=binary 26 | #*.csproj merge=binary 27 | #*.vbproj merge=binary 28 | #*.vcxproj merge=binary 29 | #*.vcproj merge=binary 30 | #*.dbproj merge=binary 31 | #*.fsproj merge=binary 32 | #*.lsproj merge=binary 33 | #*.wixproj merge=binary 34 | #*.modelproj merge=binary 35 | #*.sqlproj merge=binary 36 | #*.wwaproj merge=binary 37 | 38 | ############################################################################### 39 | # behavior for image files 40 | # 41 | # image files are treated as binary by default. 42 | ############################################################################### 43 | #*.jpg binary 44 | #*.png binary 45 | #*.gif binary 46 | 47 | ############################################################################### 48 | # diff behavior for common document formats 49 | # 50 | # Convert binary document formats to text before diffing them. This feature 51 | # is only available from the command line. Turn it on by uncommenting the 52 | # entries below. 53 | ############################################################################### 54 | #*.doc diff=astextplain 55 | #*.DOC diff=astextplain 56 | #*.docx diff=astextplain 57 | #*.DOCX diff=astextplain 58 | #*.dot diff=astextplain 59 | #*.DOT diff=astextplain 60 | #*.pdf diff=astextplain 61 | #*.PDF diff=astextplain 62 | #*.rtf diff=astextplain 63 | #*.RTF diff=astextplain 64 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | ## Ignore Visual Studio temporary files, build results, and 2 | ## files generated by popular Visual Studio add-ons. 3 | ## 4 | ## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore 5 | 6 | # User-specific files 7 | *.rsuser 8 | *.suo 9 | *.user 10 | *.userosscache 11 | *.sln.docstates 12 | 13 | # User-specific files (MonoDevelop/Xamarin Studio) 14 | *.userprefs 15 | 16 | # Build results 17 | [Dd]ebug/ 18 | [Dd]ebugPublic/ 19 | [Rr]elease/ 20 | [Rr]eleases/ 21 | x64/ 22 | x86/ 23 | [Aa][Rr][Mm]/ 24 | [Aa][Rr][Mm]64/ 25 | bld/ 26 | [Bb]in/ 27 | [Oo]bj/ 28 | [Ll]og/ 29 | 30 | # Visual Studio 2015/2017 cache/options directory 31 | .vs/ 32 | # Uncomment if you have tasks that create the project's static files in wwwroot 33 | #wwwroot/ 34 | 35 | # Visual Studio 2017 auto generated files 36 | Generated\ Files/ 37 | 38 | # MSTest test Results 39 | [Tt]est[Rr]esult*/ 40 | [Bb]uild[Ll]og.* 41 | 42 | # NUNIT 43 | *.VisualState.xml 44 | TestResult.xml 45 | 46 | # Build Results of an ATL Project 47 | [Dd]ebugPS/ 48 | [Rr]eleasePS/ 49 | dlldata.c 50 | 51 | # Benchmark Results 52 | BenchmarkDotNet.Artifacts/ 53 | 54 | # .NET Core 55 | project.lock.json 56 | project.fragment.lock.json 57 | artifacts/ 58 | 59 | # StyleCop 60 | StyleCopReport.xml 61 | 62 | # Files built by Visual Studio 63 | *_i.c 64 | *_p.c 65 | *_h.h 66 | *.ilk 67 | *.meta 68 | *.obj 69 | *.iobj 70 | *.pch 71 | *.pdb 72 | *.ipdb 73 | *.pgc 74 | *.pgd 75 | *.rsp 76 | *.sbr 77 | *.tlb 78 | *.tli 79 | *.tlh 80 | *.tmp 81 | *.tmp_proj 82 | *_wpftmp.csproj 83 | *.log 84 | *.vspscc 85 | *.vssscc 86 | .builds 87 | *.pidb 88 | *.svclog 89 | *.scc 90 | 91 | # Chutzpah Test files 92 | _Chutzpah* 93 | 94 | # Visual C++ cache files 95 | ipch/ 96 | *.aps 97 | *.ncb 98 | *.opendb 99 | *.opensdf 100 | *.sdf 101 | *.cachefile 102 | *.VC.db 103 | *.VC.VC.opendb 104 | 105 | # Visual Studio profiler 106 | *.psess 107 | *.vsp 108 | *.vspx 109 | *.sap 110 | 111 | # Visual Studio Trace Files 112 | *.e2e 113 | 114 | # TFS 2012 Local Workspace 115 | $tf/ 116 | 117 | # Guidance Automation Toolkit 118 | *.gpState 119 | 120 | # ReSharper is a .NET coding add-in 121 | _ReSharper*/ 122 | *.[Rr]e[Ss]harper 123 | *.DotSettings.user 124 | 125 | # JustCode is a .NET coding add-in 126 | .JustCode 127 | 128 | # TeamCity is a build add-in 129 | _TeamCity* 130 | 131 | # DotCover is a Code Coverage Tool 132 | *.dotCover 133 | 134 | # AxoCover is a Code Coverage Tool 135 | .axoCover/* 136 | !.axoCover/settings.json 137 | 138 | # Visual Studio code coverage results 139 | *.coverage 140 | *.coveragexml 141 | 142 | # NCrunch 143 | _NCrunch_* 144 | .*crunch*.local.xml 145 | nCrunchTemp_* 146 | 147 | # MightyMoose 148 | *.mm.* 149 | AutoTest.Net/ 150 | 151 | # Web workbench (sass) 152 | .sass-cache/ 153 | 154 | # Installshield output folder 155 | [Ee]xpress/ 156 | 157 | # DocProject is a documentation generator add-in 158 | DocProject/buildhelp/ 159 | DocProject/Help/*.HxT 160 | DocProject/Help/*.HxC 161 | DocProject/Help/*.hhc 162 | DocProject/Help/*.hhk 163 | DocProject/Help/*.hhp 164 | DocProject/Help/Html2 165 | DocProject/Help/html 166 | 167 | # Click-Once directory 168 | publish/ 169 | 170 | # Publish Web Output 171 | *.[Pp]ublish.xml 172 | *.azurePubxml 173 | # Note: Comment the next line if you want to checkin your web deploy settings, 174 | # but database connection strings (with potential passwords) will be unencrypted 175 | *.pubxml 176 | *.publishproj 177 | 178 | # Microsoft Azure Web App publish settings. Comment the next line if you want to 179 | # checkin your Azure Web App publish settings, but sensitive information contained 180 | # in these scripts will be unencrypted 181 | PublishScripts/ 182 | 183 | # NuGet Packages 184 | *.nupkg 185 | # The packages folder can be ignored because of Package Restore 186 | **/[Pp]ackages/* 187 | # except build/, which is used as an MSBuild target. 188 | !**/[Pp]ackages/build/ 189 | # Uncomment if necessary however generally it will be regenerated when needed 190 | #!**/[Pp]ackages/repositories.config 191 | # NuGet v3's project.json files produces more ignorable files 192 | *.nuget.props 193 | *.nuget.targets 194 | 195 | # Microsoft Azure Build Output 196 | csx/ 197 | *.build.csdef 198 | 199 | # Microsoft Azure Emulator 200 | ecf/ 201 | rcf/ 202 | 203 | # Windows Store app package directories and files 204 | AppPackages/ 205 | BundleArtifacts/ 206 | Package.StoreAssociation.xml 207 | _pkginfo.txt 208 | *.appx 209 | 210 | # Visual Studio cache files 211 | # files ending in .cache can be ignored 212 | *.[Cc]ache 213 | # but keep track of directories ending in .cache 214 | !?*.[Cc]ache/ 215 | 216 | # Others 217 | ClientBin/ 218 | ~$* 219 | *~ 220 | *.dbmdl 221 | *.dbproj.schemaview 222 | *.jfm 223 | *.pfx 224 | *.publishsettings 225 | orleans.codegen.cs 226 | 227 | # Including strong name files can present a security risk 228 | # (https://github.com/github/gitignore/pull/2483#issue-259490424) 229 | #*.snk 230 | 231 | # Since there are multiple workflows, uncomment next line to ignore bower_components 232 | # (https://github.com/github/gitignore/pull/1529#issuecomment-104372622) 233 | #bower_components/ 234 | 235 | # RIA/Silverlight projects 236 | Generated_Code/ 237 | 238 | # Backup & report files from converting an old project file 239 | # to a newer Visual Studio version. Backup files are not needed, 240 | # because we have git ;-) 241 | _UpgradeReport_Files/ 242 | Backup*/ 243 | UpgradeLog*.XML 244 | UpgradeLog*.htm 245 | ServiceFabricBackup/ 246 | *.rptproj.bak 247 | 248 | # SQL Server files 249 | *.mdf 250 | *.ldf 251 | *.ndf 252 | 253 | # Business Intelligence projects 254 | *.rdl.data 255 | *.bim.layout 256 | *.bim_*.settings 257 | *.rptproj.rsuser 258 | *- Backup*.rdl 259 | 260 | # Microsoft Fakes 261 | FakesAssemblies/ 262 | 263 | # GhostDoc plugin setting file 264 | *.GhostDoc.xml 265 | 266 | # Node.js Tools for Visual Studio 267 | .ntvs_analysis.dat 268 | node_modules/ 269 | 270 | # Visual Studio 6 build log 271 | *.plg 272 | 273 | # Visual Studio 6 workspace options file 274 | *.opt 275 | 276 | # Visual Studio 6 auto-generated workspace file (contains which files were open etc.) 277 | *.vbw 278 | 279 | # Visual Studio LightSwitch build output 280 | **/*.HTMLClient/GeneratedArtifacts 281 | **/*.DesktopClient/GeneratedArtifacts 282 | **/*.DesktopClient/ModelManifest.xml 283 | **/*.Server/GeneratedArtifacts 284 | **/*.Server/ModelManifest.xml 285 | _Pvt_Extensions 286 | 287 | # Paket dependency manager 288 | .paket/paket.exe 289 | paket-files/ 290 | 291 | # FAKE - F# Make 292 | .fake/ 293 | 294 | # JetBrains Rider 295 | .idea/ 296 | *.sln.iml 297 | 298 | # CodeRush personal settings 299 | .cr/personal 300 | 301 | # Python Tools for Visual Studio (PTVS) 302 | __pycache__/ 303 | *.pyc 304 | 305 | # Cake - Uncomment if you are using it 306 | # tools/** 307 | # !tools/packages.config 308 | 309 | # Tabs Studio 310 | *.tss 311 | 312 | # Telerik's JustMock configuration file 313 | *.jmconfig 314 | 315 | # BizTalk build output 316 | *.btp.cs 317 | *.btm.cs 318 | *.odx.cs 319 | *.xsd.cs 320 | 321 | # OpenCover UI analysis results 322 | OpenCover/ 323 | 324 | # Azure Stream Analytics local run output 325 | ASALocalRun/ 326 | 327 | # MSBuild Binary and Structured Log 328 | *.binlog 329 | 330 | # NVidia Nsight GPU debugger configuration file 331 | *.nvuser 332 | 333 | # MFractors (Xamarin productivity tool) working folder 334 | .mfractor/ 335 | 336 | # Local History for Visual Studio 337 | .localhistory/ 338 | 339 | # BeatPulse healthcheck temp database 340 | healthchecksdb -------------------------------------------------------------------------------- /Agent.cs: -------------------------------------------------------------------------------- 1 | using Newtonsoft.Json; 2 | using Octokit; 3 | using System; 4 | using System.Collections.Generic; 5 | using System.Drawing; 6 | using System.IO; 7 | using System.Linq; 8 | using System.Text; 9 | using System.Threading; 10 | 11 | namespace N2ImageAgentGithub 12 | { 13 | 14 | public class Agent 15 | { 16 | 17 | private GitHubClient GithubClient; 18 | 19 | 20 | private Repository Repo { get; set; } 21 | 22 | public Agent(ContainerInfo containerInfo) 23 | { 24 | if (containerInfo == null) 25 | { 26 | throw new ArgumentNullException("containerInfo"); 27 | } 28 | 29 | GithubClient = new GitHubClient(new ProductHeaderValue(containerInfo.ProductHeaderValue)); 30 | var tokenAuth = new Credentials(containerInfo.GithubToken); 31 | GithubClient.Credentials = tokenAuth; 32 | 33 | 34 | Repo = GithubClient.Repository.Get(containerInfo.GithubName, containerInfo.RepoName).Result; 35 | 36 | 37 | 38 | } 39 | 40 | /// 41 | /// Get Image thumb url from Github 42 | /// if the file not existed I will copy from N2SOURCE/{id}.gif 43 | /// And make thumb file to N2_{w}x{h}/id.gif and return 44 | /// 取得縮圖的網址，如果沒有的話我會從 N2SOURCE/{id}.gif 來製作縮圖 45 | /// 放置 N2_{w}x{h}/id.gif 並且回傳網址 46 | /// 47 | /// 圖片編號 48 | /// 寬度 如果0 隨高度換算 49 | /// 高度 如果0 隨寬度換算 50 | /// 51 | public string GetImageThumbFromSource(string id, int w, int h) 52 | { 53 | if (string.IsNullOrEmpty(id)) throw new ArgumentNullException("id"); 54 | 55 | RepositoryContent repoContent = GetFileRepositoryContent("N2SOURCE" + "/" + id + ".gif"); 56 | if (repoContent == null) return null; 57 | 58 | if (w == 0 && h == 0) 59 | { 60 | return repoContent.DownloadUrl; 61 | } 62 | 63 | RepositoryContent repoContentThumb = GetFileRepositoryContent("N2_" + w + "x" + h + "/" + id + ".gif"); 64 | if (repoContentThumb != null) 65 | { 66 | return repoContentThumb.DownloadUrl; 67 | } 68 | 69 | //Get Image From Source 70 | var bytes = Convert.FromBase64String(repoContent.EncodedContent); 71 | var sourceImage = Image.FromStream(new MemoryStream(bytes)); 72 | 73 | var thumbHandler = new ImageUtility(); 74 | 75 | Image source2 = null; 76 | //按照寬度，高度隨意 77 | if (w > 0 && h == 0) 78 | { 79 | source2 = thumbHandler.MakeThumbnail(sourceImage, w, h, "W"); 80 | 81 | } 82 | 83 | 84 | ////按照高度，寬度隨意 85 | if (h > 0 && w == 0) 86 | { 87 | source2 = thumbHandler.MakeThumbnail(sourceImage, w, h, "H"); 88 | 89 | } 90 | 91 | ////強制任性 92 | if (h > 0 && w > 0) 93 | { 94 | source2 = thumbHandler.MakeThumbnail(sourceImage, w, h, "WH"); 95 | 96 | } 97 | 98 | var memStream = new MemoryStream(); 99 | source2.Save(memStream, sourceImage.RawFormat); 100 | UpoloadImage(id, memStream.ToArray(), "upload by N2ImageAgent", "N2_" + w + "x" + h); 101 | sourceImage.Dispose(); 102 | source2.Dispose(); 103 | 104 | return GetFileRepositoryContent("N2_" + w + "x" + h + "/" + id + ".gif").DownloadUrl; 105 | 106 | } 107 | 108 | 109 | 110 | /// 111 | /// Is file existed. 112 | /// 是否檔案存在 113 | /// 114 | /// 115 | /// 116 | protected bool IsFileExisted(string pathFilename) 117 | { 118 | try 119 | { 120 | var res = GithubClient.Repository.Content.GetAllContents(Repo.Id, pathFilename).Result; 121 | if (res.Count > 0) 122 | { 123 | return true; 124 | } 125 | return false; 126 | } 127 | catch 128 | { 129 | return false; 130 | } 131 | } 132 | 133 | 134 | /// 135 | /// Is N2INFO/{id}.gif existed 136 | /// 是否 N2INFO/{id}.gif 存在 137 | /// 138 | /// 139 | /// 140 | public bool IsImageInfoExisted(string id) 141 | { 142 | return IsFileExisted("N2INFO" + "/" + id + ".json"); 143 | } 144 | 145 | 146 | /// 147 | /// Is thumb existed in N2_{w}x{h}/{id}.gif or N2SOURCE/{id}.gif 148 | /// 是否縮圖存在於 N2_{w}x{h}/{id}.gif or N2SOURCE/{id}.gif 149 | /// 150 | /// 151 | /// 152 | /// 153 | /// 154 | public bool IsImageThumbExisted(string id, int w, int h) 155 | { 156 | if (w == 0 && h == 0) 157 | { 158 | return IsFileExisted("N2SOURCE" + "/" + id + ".gif"); 159 | } 160 | return IsFileExisted("N2_" + w + "x" + h + "/" + id + ".gif"); 161 | } 162 | 163 | 164 | /// 165 | /// Upload Image info 166 | /// 上傳圖片資訊 167 | /// 168 | /// 169 | /// 170 | public void UpoloadImageInfo(ImageInfo imageInfo, string message) 171 | { 172 | 173 | if (imageInfo == null) throw new ArgumentNullException("imageInfo"); 174 | 175 | 176 | 177 | DeleteImageInfo(imageInfo.Id); 178 | 179 | var updateRequest = new UpdateFileRequest(message, JsonConvert.SerializeObject(imageInfo), "SHA", true); 180 | 181 | var res = GithubClient.Repository.Content.UpdateFile(Repo.Id, "N2INFO" + "/" + imageInfo.Id + ".json", updateRequest).Result; 182 | 183 | } 184 | 185 | 186 | /// 187 | /// Upload image to N2SOURCE/{id}.gif 188 | /// 上傳圖片至 N2SOURCE/{id}.gif 189 | /// 190 | /// 圖片編號 191 | /// 本地圖片位置 192 | /// comment 193 | public void UpoloadImageToSource(string id, string localImagePath, string message) 194 | { 195 | if (string.IsNullOrEmpty(localImagePath)) throw new ArgumentNullException("localImagePath"); 196 | if (string.IsNullOrEmpty(id)) throw new ArgumentNullException("id"); 197 | 198 | if (!File.Exists(localImagePath)) 199 | { 200 | throw new FileNotFoundException("local image not found."); 201 | } 202 | 203 | DeleteSource(id); 204 | 205 | var updateRequest = new UpdateFileRequest(message, Convert.ToBase64String(File.ReadAllBytes(localImagePath)), "SHA", false); 206 | 207 | var res = GithubClient.Repository.Content.UpdateFile(Repo.Id, "N2SOURCE" + "/" + id + ".gif", updateRequest).Result; 208 | 209 | } 210 | 211 | /// 212 | /// Upload image to N2SOURCE/{id}.gif 213 | /// 上傳圖片至 N2SOURCE/{id}.gif 214 | /// 215 | /// 216 | /// 217 | /// 218 | public void UpoloadImageToSource(string id, byte[] imageBytes, string message) 219 | { 220 | 221 | if (string.IsNullOrEmpty(id)) throw new ArgumentNullException("id"); 222 | if (imageBytes == null) throw new ArgumentNullException("imageBytes"); 223 | 224 | DeleteSource(id); 225 | var updateRequest = new UpdateFileRequest(message, Convert.ToBase64String(imageBytes), "SHA", false); 226 | 227 | var res = GithubClient.Repository.Content.UpdateFile(Repo.Id, "N2SOURCE" + "/" + id + ".gif", updateRequest).Result; 228 | 229 | } 230 | 231 | 232 | private void UpoloadImage(string id, byte[] imageBytes, string message, string path) 233 | { 234 | 235 | if (string.IsNullOrEmpty(id)) throw new ArgumentNullException("id"); 236 | if (imageBytes == null) throw new ArgumentNullException("imageBytes"); 237 | 238 | DeleteFile(path + "/" + id + ".gif"); 239 | var updateRequest = new UpdateFileRequest(message, Convert.ToBase64String(imageBytes), "SHA", false); 240 | var res = GithubClient.Repository.Content.UpdateFile(Repo.Id, path + "/" + id + ".gif", updateRequest).Result; 241 | 242 | } 243 | 244 | /// 245 | /// Is Source Image existed in N2SOURCE/{id}.gif 246 | /// 247 | /// 248 | /// 249 | /// 250 | public bool IsSourceExisted(string id) 251 | { 252 | return IsImageInfoExisted("N2SOURCE" + "/" + id + ".gif"); 253 | } 254 | 255 | /// 256 | /// Get Path RepositoryContent 257 | /// 258 | /// 259 | /// 260 | private RepositoryContent GetFileRepositoryContent(string filepath) 261 | { 262 | try 263 | { 264 | var res = GithubClient.Repository.Content.GetAllContents(Repo.Id, filepath).Result; 265 | if (res.Count > 0) 266 | { 267 | return res[0]; 268 | } 269 | return null; 270 | } 271 | catch 272 | { 273 | return null; 274 | } 275 | } 276 | 277 | /// 278 | /// Get Source Image RepositoryContent 279 | /// 280 | /// 281 | /// 282 | private RepositoryContent GetSourceRepositoryContent(string id) 283 | { 284 | try 285 | { 286 | var res = GithubClient.Repository.Content.GetAllContents(Repo.Id, "N2SOURCE" + "/" + id + ".gif").Result; 287 | if (res.Count > 0) 288 | { 289 | return res[0]; 290 | } 291 | return null; 292 | } 293 | catch 294 | { 295 | return null; 296 | } 297 | } 298 | 299 | /// 300 | /// Delete File 301 | /// 302 | /// 303 | public async void DeleteFile(string pathfile) 304 | { 305 | try 306 | { 307 | var res = GithubClient.Repository.Content.GetAllContents(Repo.Id, pathfile).Result; 308 | if (res.Count > 0) 309 | { 310 | await GithubClient.Repository.Content.DeleteFile(Repo.Id, pathfile, new DeleteFileRequest("delete file", res[0].Sha)); 311 | 312 | } 313 | 314 | } 315 | catch (Exception ex) 316 | { 317 | 318 | } 319 | } 320 | 321 | /// 322 | /// Delete Image Info from N2INFO/{id}.json 323 | /// 324 | /// 325 | public async void DeleteImageInfo(string id) 326 | { 327 | try 328 | { 329 | var res = GithubClient.Repository.Content.GetAllContents(Repo.Id, "N2INFO" + "/" + id + ".json").Result; 330 | if (res.Count > 0) 331 | { 332 | await GithubClient.Repository.Content.DeleteFile(Repo.Id, "N2INFO/" + id + ".json", new DeleteFileRequest("delete file", res[0].Sha)); 333 | 334 | } 335 | 336 | } 337 | catch 338 | { 339 | 340 | } 341 | } 342 | 343 | /// 344 | /// Delete Source from N2SOURCE/{id}.gif 345 | /// 346 | /// 347 | public async void DeleteSource(string id) 348 | { 349 | 350 | var res = GetSourceRepositoryContent(id); 351 | if (res != null) 352 | { 353 | await GithubClient.Repository.Content.DeleteFile(Repo.Id, "N2SOURCE/" + id + ".gif", new DeleteFileRequest("delete file", res.Sha)); 354 | 355 | } 356 | 357 | } 358 | 359 | 360 | /// 361 | /// Delete All Image Thumb from all Sizes. 362 | /// 刪除所有某id 的縮圖，預設 delay 1000 , 是因為刪得太快速他會莫名的不成功 363 | /// 364 | /// 365 | /// call fast will be fail. unit is milliseconds 366 | public void DeleteAllImageById(string id, int delay = 1000) 367 | { 368 | var res = GithubClient.Repository.Content.GetAllContents(Repo.Id, "/").Result; 369 | if (res.Count > 0) 370 | { 371 | foreach (var r in res) 372 | { 373 | if (r.Type.Value == ContentType.Dir) 374 | { 375 | if (r.Name.StartsWith("N2_")) 376 | { 377 | try 378 | { 379 | GithubClient.Repository.Content.DeleteFile(Repo.Id, r.Name + "/" + id + ".gif", new DeleteFileRequest("delete file", GithubClient.Repository.Content.GetAllContents(Repo.Id, r.Name + "/" + id + ".gif").Result[0].Sha)); 380 | Thread.Sleep(delay); 381 | } 382 | 383 | catch (Exception ex) 384 | { 385 | Thread.Sleep(delay); 386 | continue; 387 | } 388 | } 389 | 390 | } 391 | } 392 | } 393 | GC.Collect(); 394 | } 395 | 396 | } 397 | } 398 | -------------------------------------------------------------------------------- /ContainerInfo.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | 3 | namespace N2ImageAgentGithub 4 | { 5 | public class ContainerInfo 6 | { 7 | 8 | 9 | /// 10 | /// Github Token 11 | /// Create from : https://github.com/settings/tokens 12 | /// 13 | public string GithubToken { get; set; } 14 | 15 | 16 | /// 17 | /// Your Github UserName 18 | /// 19 | public string GithubName { get; set; } 20 | 21 | 22 | /// 23 | /// Repository Name 24 | /// 25 | public string RepoName { get; set; } 26 | 27 | /// 28 | /// Anychars 29 | /// 30 | public string ProductHeaderValue { get; set; } 31 | 32 | /// 33 | /// Ctor 34 | /// 35 | /// Github Token 36 | /// Your Github UserName 37 | /// Repository Name 38 | /// Anychars 39 | public ContainerInfo(string githubToken, string githubName, string repoName,string productHeadre="N2ImageAgent") 40 | { 41 | if (string.IsNullOrEmpty(githubToken)) throw new ArgumentNullException("githubToken"); 42 | if (string.IsNullOrEmpty(githubName)) throw new ArgumentNullException("githubName"); 43 | if (string.IsNullOrEmpty(repoName)) throw new ArgumentNullException("repoName"); 44 | if (string.IsNullOrEmpty(productHeadre)) throw new ArgumentNullException("productHeadre"); 45 | GithubToken = githubToken; 46 | GithubName = githubName; 47 | RepoName = repoName; 48 | ProductHeaderValue = productHeadre; 49 | } 50 | 51 | 52 | } 53 | } 54 | -------------------------------------------------------------------------------- /ImageInfo.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Collections.Generic; 3 | using System.Text; 4 | 5 | namespace N2ImageAgentGithub 6 | { 7 | public class ImageBlobResult 8 | { 9 | public string Url { get; set; } 10 | public string Para { get; set; } 11 | 12 | public DateTime ExpireTime { get; set; } 13 | 14 | public string FullUrl 15 | { 16 | get 17 | { 18 | return Url + Para; 19 | } 20 | } 21 | } 22 | public class ImageInfo 23 | { 24 | public string Id { set; get; } 25 | public int Width { set; get; } 26 | public int Height { set; get; } 27 | public string Extension { set; get; } 28 | public string Tag { get; set; } 29 | } 30 | } 31 | -------------------------------------------------------------------------------- /ImageUtility.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Drawing; 3 | using System.Drawing.Imaging; 4 | using System.IO; 5 | using System.Linq; 6 | namespace N2ImageAgentGithub 7 | { 8 | public class ImageUtility 9 | { 10 | #region 產生縮圖 11 | /// 12 | /// 產生縮圖 13 | /// 14 | /// 圖片物件 15 | /// 縮圖寬度 16 | /// 縮圖高度 17 | /// 縮圖模式 18 | /// 縮圖後的圖片物件 19 | public Image MakeThumbnail(Image img, int width, int height, string mode) 20 | { 21 | int towidth = width; 22 | int toheight = height; 23 | 24 | int x = 0; 25 | int y = 0; 26 | int ow = img.Width; 27 | int oh = img.Height; 28 | 29 | switch (mode) 30 | { 31 | case "HW"://指定高寬縮放（可能變形） 32 | break; 33 | case "W"://指定寬，高按比例 34 | toheight = img.Height * width / img.Width; 35 | break; 36 | case "H"://指定高，寬按比例 37 | towidth = img.Width * height / img.Height; 38 | break; 39 | case "Cut"://指定高寬裁減（不變形） 40 | if ((double)img.Width / (double)img.Height > (double)towidth / (double)toheight) 41 | { 42 | oh = img.Height; 43 | ow = img.Height * towidth / toheight; 44 | y = 0; 45 | x = (img.Width - ow) / 2; 46 | } 47 | else 48 | { 49 | ow = img.Width; 50 | oh = img.Width * height / towidth; 51 | x = 0; 52 | y = (img.Height - oh) / 2; 53 | } 54 | break; 55 | default: 56 | break; 57 | } 58 | 59 | 60 | Bitmap bitmap = new Bitmap(towidth, toheight); 61 | using (Graphics grphs = Graphics.FromImage(bitmap)) 62 | { 63 | grphs.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality; 64 | 65 | grphs.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic; 66 | 67 | grphs.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality; 68 | 69 | //grphs.DrawImage(img, 0, 0, bitmap.Width, bitmap.Height); 70 | grphs.DrawImage(img, new Rectangle(0, 0, towidth, toheight), 71 | new Rectangle(x, y, ow, oh), 72 | GraphicsUnit.Pixel); 73 | } 74 | return bitmap; 75 | } 76 | #endregion 77 | 78 | #region 產生jpg圖 79 | /// 80 | /// 產生jpg圖 81 | /// 82 | /// 圖片物件 83 | /// JPG圖片物件 84 | public Image MakeJpgImage(Image img) 85 | { 86 | int towidth = img.Width; 87 | int toheight = img.Height; 88 | 89 | int x = 0; 90 | int y = 0; 91 | 92 | Image bitmap = new System.Drawing.Bitmap(towidth, toheight); 93 | 94 | Graphics g = System.Drawing.Graphics.FromImage(bitmap); 95 | 96 | g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic; 97 | g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality; 98 | 99 | g.Clear(Color.White); 100 | 101 | g.DrawImage(img, new Rectangle(0, 0, towidth, toheight), 102 | new Rectangle(x, y, towidth, toheight), 103 | GraphicsUnit.Pixel); 104 | img.Dispose(); 105 | g.Dispose(); 106 | return bitmap; 107 | } 108 | #endregion 109 | 110 | #region 儲存縮圖 111 | /// 112 | /// 儲存縮圖 113 | /// 114 | /// 圖片物件 115 | /// 儲存路徑 116 | public void ImageSaveFile(Image img, string imgpath, string picxet) 117 | { 118 | try 119 | { 120 | 121 | 122 | EncoderParameter qualityParam = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality, 100L); 123 | 124 | //Magic Code .開到三檔變成高畫質 125 | var encoderParams = new EncoderParameters(1); 126 | 127 | encoderParams.Param[0] = qualityParam; 128 | 129 | if (picxet.ToLower() == "gif") 130 | { 131 | string lookupKey = "image/gif"; 132 | var jpegCodec = ImageCodecInfo.GetImageEncoders().Where(i => i.MimeType.Equals(lookupKey)).FirstOrDefault(); 133 | 134 | //以Gif格式保存縮略圖 135 | img.Save(imgpath, jpegCodec, encoderParams); 136 | } 137 | if (picxet.ToLower() == "jpg" || picxet.ToLower() == "jpeg") 138 | { 139 | string lookupKey = "image/jpeg"; 140 | var jpegCodec = ImageCodecInfo.GetImageEncoders().Where(i => i.MimeType.Equals(lookupKey)).FirstOrDefault(); 141 | 142 | //以Jpg格式保存縮略圖 143 | img.Save(imgpath, jpegCodec, encoderParams); 144 | } 145 | if (picxet.ToLower() == "png") 146 | { 147 | string lookupKey = "image/png"; 148 | var jpegCodec = ImageCodecInfo.GetImageEncoders().Where(i => i.MimeType.Equals(lookupKey)).FirstOrDefault(); 149 | 150 | //以Gif格式保存縮略圖 151 | img.Save(imgpath, jpegCodec, encoderParams); 152 | } 153 | } 154 | catch (System.Exception ex) 155 | { 156 | System.IO.Directory.CreateDirectory(AppDomain.CurrentDomain.BaseDirectory + "errorlog"); 157 | File.WriteAllText(AppDomain.CurrentDomain.BaseDirectory + "errorlog" + Path.DirectorySeparatorChar + "[ImageThumber]" + DateTime.Now.ToString("yyyyMMdd hhmmss"), ex.Message + "\r\n" + ex.StackTrace); 158 | } 159 | finally 160 | { 161 | img.Dispose(); 162 | } 163 | } 164 | #endregion 165 | 166 | 167 | #region 判斷縮圖模式 168 | /// 169 | /// 判斷縮圖模式 170 | /// 171 | /// 圖片物件 172 | /// 模式 173 | public string DecisionThumbMode(Image img) 174 | { 175 | try 176 | { 177 | string mode = ""; 178 | if (img.Width > img.Height) 179 | { 180 | mode = "W"; 181 | } 182 | else if (img.Width < img.Height) 183 | { 184 | mode = "H"; 185 | } 186 | else 187 | { 188 | mode = "Cut"; 189 | } 190 | return mode; 191 | } 192 | catch (Exception ex) 193 | { 194 | System.IO.Directory.CreateDirectory(AppDomain.CurrentDomain.BaseDirectory + "errorlog"); 195 | File.WriteAllText(AppDomain.CurrentDomain.BaseDirectory + "errorlog" + Path.DirectorySeparatorChar + "[ImageThumber]" + DateTime.Now.ToString("yyyyMMdd hhmmss"), ex.Message + "\r\n" + ex.StackTrace); 196 | return ""; 197 | } 198 | } 199 | #endregion 200 | 201 | public Image MakeMerge(Image img1, Image img2, int width, int height, string mode) 202 | { 203 | int towidth = width; 204 | int toheight = img1.Height + img2.Height; 205 | 206 | int x = 0; 207 | int y = 0; 208 | int ow = img1.Width; 209 | int oh = img1.Height; 210 | int sw = img2.Width; 211 | int sh = img2.Height; 212 | 213 | switch (mode) 214 | { 215 | case "HW"://指定高寬縮放（可能變形） 216 | break; 217 | case "W"://指定寬，高按比例 218 | toheight = img1.Height * width / img1.Width; 219 | break; 220 | case "H"://指定高，寬按比例 221 | towidth = img1.Width * height / img1.Height; 222 | break; 223 | case "Cut"://指定高寬裁減（不變形） 224 | if ((double)img1.Width / (double)img1.Height > (double)towidth / (double)toheight) 225 | { 226 | oh = img1.Height; 227 | ow = img1.Height * towidth / toheight; 228 | y = 0; 229 | x = (img1.Width - ow) / 2; 230 | } 231 | else 232 | { 233 | ow = img1.Width; 234 | oh = img1.Width * height / towidth; 235 | x = 0; 236 | y = (img1.Height - oh) / 2; 237 | } 238 | break; 239 | default: 240 | break; 241 | } 242 | 243 | //新建一個bmp圖片 244 | Image bitmap = new System.Drawing.Bitmap(towidth, toheight + img2.Height); 245 | 246 | //新建一個畫板 247 | Graphics g = System.Drawing.Graphics.FromImage(bitmap); 248 | 249 | //設定高品質插值法 250 | g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.High; 251 | 252 | //設定高品質,低速度呈現平滑程度 253 | g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality; 254 | 255 | //清空畫布並以透明背景色填充 256 | g.Clear(Color.Empty); 257 | 258 | //在指定位置並且按指定大小繪制原圖片的指定部分 259 | g.DrawImage(img1, new Rectangle(0, 0, towidth, toheight), 260 | new Rectangle(x, y, ow, oh), 261 | GraphicsUnit.Pixel); 262 | g.DrawImage(img2, new Rectangle(0, toheight, towidth, sh), 263 | new Rectangle(x, y, sw, sh), 264 | GraphicsUnit.Pixel); 265 | 266 | img1.Dispose(); 267 | img2.Dispose(); 268 | g.Dispose(); 269 | return bitmap; 270 | } 271 | 272 | /// 273 | /// 自動判斷圖片格式 274 | /// 275 | /// 276 | /// 277 | public static System.Drawing.Imaging.ImageFormat GetImageFormat(System.Drawing.Image img) 278 | { 279 | if (img.RawFormat.Equals(System.Drawing.Imaging.ImageFormat.Jpeg)) 280 | return System.Drawing.Imaging.ImageFormat.Jpeg; 281 | if (img.RawFormat.Equals(System.Drawing.Imaging.ImageFormat.Bmp)) 282 | return System.Drawing.Imaging.ImageFormat.Bmp; 283 | if (img.RawFormat.Equals(System.Drawing.Imaging.ImageFormat.Png)) 284 | return System.Drawing.Imaging.ImageFormat.Png; 285 | if (img.RawFormat.Equals(System.Drawing.Imaging.ImageFormat.Emf)) 286 | return System.Drawing.Imaging.ImageFormat.Emf; 287 | if (img.RawFormat.Equals(System.Drawing.Imaging.ImageFormat.Exif)) 288 | return System.Drawing.Imaging.ImageFormat.Exif; 289 | if (img.RawFormat.Equals(System.Drawing.Imaging.ImageFormat.Gif)) 290 | return System.Drawing.Imaging.ImageFormat.Gif; 291 | if (img.RawFormat.Equals(System.Drawing.Imaging.ImageFormat.Icon)) 292 | return System.Drawing.Imaging.ImageFormat.Icon; 293 | if (img.RawFormat.Equals(System.Drawing.Imaging.ImageFormat.MemoryBmp)) 294 | return System.Drawing.Imaging.ImageFormat.MemoryBmp; 295 | if (img.RawFormat.Equals(System.Drawing.Imaging.ImageFormat.Tiff)) 296 | return System.Drawing.Imaging.ImageFormat.Tiff; 297 | else 298 | return System.Drawing.Imaging.ImageFormat.Wmf; 299 | } 300 | } 301 | } 302 | -------------------------------------------------------------------------------- /N2ImageAgentGithub.csproj: -------------------------------------------------------------------------------- 1 |  2 | 3 | 4 | netstandard2.0 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | -------------------------------------------------------------------------------- /N2ImageAgentGithub.sln: -------------------------------------------------------------------------------- 1 |  2 | Microsoft Visual Studio Solution File, Format Version 12.00 3 | # Visual Studio Version 16 4 | VisualStudioVersion = 16.0.29519.181 5 | MinimumVisualStudioVersion = 10.0.40219.1 6 | Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "N2ImageAgentGithub", "N2ImageAgentGithub.csproj", "{D84011AD-0525-40C0-B363-7316ABD5FC97}" 7 | EndProject 8 | Global 9 | GlobalSection(SolutionConfigurationPlatforms) = preSolution 10 | Debug|Any CPU = Debug|Any CPU 11 | Release|Any CPU = Release|Any CPU 12 | EndGlobalSection 13 | GlobalSection(ProjectConfigurationPlatforms) = postSolution 14 | {D84011AD-0525-40C0-B363-7316ABD5FC97}.Debug|Any CPU.ActiveCfg = Debug|Any CPU 15 | {D84011AD-0525-40C0-B363-7316ABD5FC97}.Debug|Any CPU.Build.0 = Debug|Any CPU 16 | {D84011AD-0525-40C0-B363-7316ABD5FC97}.Release|Any CPU.ActiveCfg = Release|Any CPU 17 | {D84011AD-0525-40C0-B363-7316ABD5FC97}.Release|Any CPU.Build.0 = Release|Any CPU 18 | EndGlobalSection 19 | GlobalSection(SolutionProperties) = preSolution 20 | HideSolutionNode = FALSE 21 | EndGlobalSection 22 | GlobalSection(ExtensibilityGlobals) = postSolution 23 | SolutionGuid = {44017729-5E8C-4CD1-B470-C7021467D735} 24 | EndGlobalSection 25 | EndGlobal 26 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # ImageHelper base on Github 2 | 3 | Tutorial 4 | ---- 5 | 6 | 一套 library 可以讓你無 server 配合 Github 做出一套 Image Service ，簡單說就可以把 github 當圖床用?，因為這是 library 版本 ，如果你是想要直接使用 Server 版本，你可以到這裡 https://github.com/donma/N2ImageAgent.AzureBlob2020 ，使用 Azure 版本，除非我找時間來寫 sever 版本 base on Github 。 這套 library 製作出來的 repo 會長這樣 https://github.com/gitozhack/imgstock1 ，如果有幫助就幫我 star 一下了，感恩。 7 | 8 | Happy Coding :) 9 | 10 | Document 11 | ---- 12 | 13 | #### Init Github ContainerInfo 14 | ```C# 15 | 16 | //your_github_token get from : https://github.com/settings/tokens 17 | var containerInfo = new N2ImageAgentGithub.ContainerInfo("your_github_token", "your_username", "yout_reponame"); 18 | 19 | var agent = new N2ImageAgentGithub.Agent(containerInfo); 20 | 21 | ``` 22 | 23 | #### Upload Image From Local File. 24 | ```C# 25 | Console.WriteLine("Upload Image To Source"); 26 | agent.UpoloadImageToSource("imageid", AppDomain.CurrentDomain.BaseDirectory + "sample1.jpg", "test upload image source"); 27 | 28 | ``` 29 | 30 | #### Upload Image From File Byte[] 31 | 32 | ```C# 33 | Console.WriteLine("Upload Image To Source from byte[]"); 34 | agent.UpoloadImageToSource("imageid", File.ReadAllBytes(AppDomain.CurrentDomain.BaseDirectory + "sample1.jpg"), "測試上傳:"+DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")); 35 | 36 | ``` 37 | 38 | #### Get Image Info By Utility and Upload Info 39 | 40 | ```C# 41 | Console.WriteLine("Get Image Info And Upload"); 42 | var info = Utility.GetImageInfo(AppDomain.CurrentDomain.BaseDirectory + "sample1.jpg", "imageid", "taginfo"); 43 | Console.WriteLine(JsonConvert.SerializeObject(info)); 44 | agent.UpoloadImageInfo(info, "測試上傳:" + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")); 45 | 46 | ``` 47 | 48 | #### Delete Image Info And Source By Id 49 | 50 | ```C# 51 | Console.WriteLine("Delete Source and Info"); 52 | agent.DeleteSource("imageid"); 53 | agent.DeleteImageInfo("imageid"); 54 | ``` 55 | 56 | #### Delete All Thumb By Id 57 | 58 | ```C# 59 | Console.WriteLine("Delete All Thumb"); 60 | agent.DeleteAllImageById("imageid",1000); 61 | 62 | ``` 63 | 64 | #### Is Image Source Exist 65 | 66 | ```C# 67 | Console.WriteLine("Check image in Source"); 68 | agent.IsSourceExisted("imageid"); 69 | 70 | ``` 71 | 72 | #### Is Image Info Exist 73 | 74 | ```C# 75 | 76 | Console.WriteLine("Check image info is existed"); 77 | agent.IsImageInfoExisted("imageid"); 78 | 79 | ``` 80 | 81 | #### Is Image Thumb Exist 82 | 83 | ```C# 84 | Console.WriteLine("Check image info is existed"); 85 | agent.IsImageThumbExisted("imageid"); 86 | 87 | ``` 88 | 89 | #### Get Image source or thumb url from Github 90 | 91 | ```C# 92 | //source 93 | var source_url = agent.GetImageThumbFromSource("imageid", 0, 0); 94 | Console.WriteLine(source_url); 95 | //thumb1 : get width 100 and height depend on width. 96 | var thumb1 = agent.GetImageThumbFromSource("imageid", 100, 0); 97 | Console.WriteLine(thumb1); 98 | //thumb2 : get height 200 and width depend on height. 99 | var thumb2 = agent.GetImageThumbFromSource("imageid", 0, 200); 100 | Console.WriteLine(thumb2); 101 | 102 | 103 | ``` 104 | 105 | 106 | -------------------------------------------------------------------------------- /Utility.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Collections.Generic; 3 | using System.Drawing; 4 | using System.Text; 5 | 6 | namespace N2ImageAgentGithub 7 | { 8 | public class Utility 9 | { 10 | 11 | /// 12 | /// Get Image Info from File. 13 | /// 14 | /// 15 | /// 16 | /// 17 | /// 18 | public static ImageInfo GetImageInfo(string localImagePath, string id, string tag) 19 | { 20 | if (string.IsNullOrEmpty(id)) throw new ArgumentNullException("id"); 21 | if (string.IsNullOrEmpty(localImagePath)) throw new ArgumentNullException("localImagePath"); 22 | var source = Image.FromFile(localImagePath); 23 | 24 | var imgInfo = new ImageInfo(); 25 | imgInfo.Id = id; 26 | imgInfo.Width = source.Width; 27 | imgInfo.Height = source.Height; 28 | imgInfo.Extension = ImageUtility.GetImageFormat(source).ToString().ToLower(); 29 | imgInfo.Tag = tag; 30 | 31 | return imgInfo; 32 | } 33 | } 34 | } 35 | --------------------------------------------------------------------------------