xbmc/utils/Mime.cpp

   1 /*
   2  *  Copyright (C) 2012-2018 Team Kodi
   3  *  This file is part of Kodi - https://kodi.tv
   4  *
   5  *  SPDX-License-Identifier: GPL-2.0-or-later
   6  *  See LICENSES/README.md for more information.
   7  */
   8
   9 #include "Mime.h"
  10
  11 #include "FileItem.h"
  12 #include "URIUtils.h"
  13 #include "URL.h"
  14 #include "filesystem/CurlFile.h"
  15 #include "music/tags/MusicInfoTag.h"
  16 #include "utils/StringUtils.h"
  17 #include "video/VideoInfoTag.h"
  18
  19 #include <algorithm>
  20
  21 const std::map<std::string, std::string> CMime::m_mimetypes = {
  22     {{"3dm", "x-world/x-3dmf"},
  23      {"3dmf", "x-world/x-3dmf"},
  24      {"3fr", "image/3fr"},
  25      {"a", "application/octet-stream"},
  26      {"aab", "application/x-authorware-bin"},
  27      {"aam", "application/x-authorware-map"},
  28      {"aas", "application/x-authorware-seg"},
  29      {"abc", "text/vnd.abc"},
  30      {"acgi", "text/html"},
  31      {"afl", "video/animaflex"},
  32      {"ai", "application/postscript"},
  33      {"aif", "audio/aiff"},
  34      {"aifc", "audio/x-aiff"},
  35      {"aiff", "audio/aiff"},
  36      {"aim", "application/x-aim"},
  37      {"aip", "text/x-audiosoft-intra"},
  38      {"ani", "application/x-navi-animation"},
  39      {"aos", "application/x-nokia-9000-communicator-add-on-software"},
  40      {"apng", "image/apng"},
  41      {"aps", "application/mime"},
  42      {"arc", "application/octet-stream"},
  43      {"arj", "application/arj"},
  44      {"art", "image/x-jg"},
  45      {"arw", "image/arw"},
  46      {"asf", "video/x-ms-asf"},
  47      {"asm", "text/x-asm"},
  48      {"asp", "text/asp"},
  49      {"asx", "video/x-ms-asf"},
  50      {"au", "audio/basic"},
  51      {"avi", "video/avi"},
  52      {"avs", "video/avs-video"},
  53      {"bcpio", "application/x-bcpio"},
  54      {"bin", "application/octet-stream"},
  55      {"bm", "image/bmp"},
  56      {"bmp", "image/bmp"},
  57      {"boo", "application/book"},
  58      {"book", "application/book"},
  59      {"boz", "application/x-bzip2"},
  60      {"bsh", "application/x-bsh"},
  61      {"bz", "application/x-bzip"},
  62      {"bz2", "application/x-bzip2"},
  63      {"c", "text/plain"},
  64      {"c++", "text/plain"},
  65      {"cat", "application/vnd.ms-pki.seccat"},
  66      {"cc", "text/plain"},
  67      {"ccad", "application/clariscad"},
  68      {"cco", "application/x-cocoa"},
  69      {"cdf", "application/cdf"},
  70      {"cer", "application/pkix-cert"},
  71      {"cer", "application/x-x509-ca-cert"},
  72      {"cha", "application/x-chat"},
  73      {"chat", "application/x-chat"},
  74      {"class", "application/java"},
  75      {"com", "application/octet-stream"},
  76      {"conf", "text/plain"},
  77      {"cpio", "application/x-cpio"},
  78      {"cpp", "text/x-c"},
  79      {"cpt", "application/x-cpt"},
  80      {"crl", "application/pkcs-crl"},
  81      {"crt", "application/pkix-cert"},
  82      {"cr2", "image/cr2"},
  83      {"crw", "image/crw"},
  84      {"csh", "application/x-csh"},
  85      {"css", "text/css"},
  86      {"cxx", "text/plain"},
  87      {"dcr", "application/x-director"},
  88      {"deepv", "application/x-deepv"},
  89      {"def", "text/plain"},
  90      {"der", "application/x-x509-ca-cert"},
  91      {"dif", "video/x-dv"},
  92      {"dir", "application/x-director"},
  93      {"dl", "video/dl"},
  94      {"divx", "video/x-msvideo"},
  95      {"dng", "image/dng"},
  96      {"doc", "application/msword"},
  97      {"docx", "application/vnd.openxmlformats-officedocument.wordprocessingml.document"},
  98      {"dot", "application/msword"},
  99      {"dp", "application/commonground"},
 100      {"drw", "application/drafting"},
 101      {"dump", "application/octet-stream"},
 102      {"dv", "video/x-dv"},
 103      {"dvi", "application/x-dvi"},
 104      {"dwf", "model/vnd.dwf"},
 105      {"dwg", "image/vnd.dwg"},
 106      {"dxf", "image/vnd.dwg"},
 107      {"dxr", "application/x-director"},
 108      {"el", "text/x-script.elisp"},
 109      {"elc", "application/x-elc"},
 110      {"env", "application/x-envoy"},
 111      {"eps", "application/postscript"},
 112      {"erf", "image/erf"},
 113      {"es", "application/x-esrehber"},
 114      {"etx", "text/x-setext"},
 115      {"evy", "application/envoy"},
 116      {"exe", "application/octet-stream"},
 117      {"f", "text/x-fortran"},
 118      {"f77", "text/x-fortran"},
 119      {"f90", "text/x-fortran"},
 120      {"fdf", "application/vnd.fdf"},
 121      {"fif", "image/fif"},
 122      {"flac", "audio/flac"},
 123      {"fli", "video/fli"},
 124      {"flo", "image/florian"},
 125      {"flv", "video/x-flv"},
 126      {"flx", "text/vnd.fmi.flexstor"},
 127      {"fmf", "video/x-atomic3d-feature"},
 128      {"for", "text/plain"},
 129      {"for", "text/x-fortran"},
 130      {"fpx", "image/vnd.fpx"},
 131      {"frl", "application/freeloader"},
 132      {"funk", "audio/make"},
 133      {"g", "text/plain"},
 134      {"g3", "image/g3fax"},
 135      {"gif", "image/gif"},
 136      {"gl", "video/x-gl"},
 137      {"gsd", "audio/x-gsm"},
 138      {"gsm", "audio/x-gsm"},
 139      {"gsp", "application/x-gsp"},
 140      {"gss", "application/x-gss"},
 141      {"gtar", "application/x-gtar"},
 142      {"gz", "application/x-compressed"},
 143      {"gzip", "application/x-gzip"},
 144      {"h", "text/plain"},
 145      {"hdf", "application/x-hdf"},
 146      {"heic", "image/heic"},
 147      {"heif", "image/heif"},
 148      {"help", "application/x-helpfile"},
 149      {"hgl", "application/vnd.hp-hpgl"},
 150      {"hh", "text/plain"},
 151      {"hlb", "text/x-script"},
 152      {"hlp", "application/hlp"},
 153      {"hpg", "application/vnd.hp-hpgl"},
 154      {"hpgl", "application/vnd.hp-hpgl"},
 155      {"hqx", "application/binhex"},
 156      {"hta", "application/hta"},
 157      {"htc", "text/x-component"},
 158      {"htm", "text/html"},
 159      {"html", "text/html"},
 160      {"htmls", "text/html"},
 161      {"htt", "text/webviewhtml"},
 162      {"htx", "text/html"},
 163      {"ice", "x-conference/x-cooltalk"},
 164      {"ico", "image/x-icon"},
 165      {"idc", "text/plain"},
 166      {"ief", "image/ief"},
 167      {"iefs", "image/ief"},
 168      {"iges", "application/iges"},
 169      {"igs", "application/iges"},
 170      {"ima", "application/x-ima"},
 171      {"imap", "application/x-httpd-imap"},
 172      {"inf", "application/inf"},
 173      {"ins", "application/x-internet-signup"},
 174      {"ip", "application/x-ip2"},
 175      {"isu", "video/x-isvideo"},
 176      {"it", "audio/it"},
 177      {"iv", "application/x-inventor"},
 178      {"ivr", "i-world/i-vrml"},
 179      {"ivy", "application/x-livescreen"},
 180      {"jam", "audio/x-jam"},
 181      {"jav", "text/x-java-source"},
 182      {"java", "text/x-java-source"},
 183      {"jcm", "application/x-java-commerce"},
 184      {"jfif", "image/jpeg"},
 185      {"jp2", "image/jp2"},
 186      {"jfif-tbnl", "image/jpeg"},
 187      {"jpe", "image/jpeg"},
 188      {"jpeg", "image/jpeg"},
 189      {"jpg", "image/jpeg"},
 190      {"jps", "image/x-jps"},
 191      {"js", "application/javascript"},
 192      {"json", "application/json"},
 193      {"jut", "image/jutvision"},
 194      {"kar", "music/x-karaoke"},
 195      {"kdc", "image/kdc"},
 196      {"ksh", "text/x-script.ksh"},
 197      {"la", "audio/nspaudio"},
 198      {"lam", "audio/x-liveaudio"},
 199      {"latex", "application/x-latex"},
 200      {"lha", "application/lha"},
 201      {"lhx", "application/octet-stream"},
 202      {"list", "text/plain"},
 203      {"lma", "audio/nspaudio"},
 204      {"log", "text/plain"},
 205      {"lsp", "application/x-lisp"},
 206      {"lst", "text/plain"},
 207      {"lsx", "text/x-la-asf"},
 208      {"ltx", "application/x-latex"},
 209      {"lzh", "application/x-lzh"},
 210      {"lzx", "application/lzx"},
 211      {"m", "text/x-m"},
 212      {"m1v", "video/mpeg"},
 213      {"m2a", "audio/mpeg"},
 214      {"m2v", "video/mpeg"},
 215      {"m3u", "audio/x-mpegurl"},
 216      {"man", "application/x-troff-man"},
 217      {"map", "application/x-navimap"},
 218      {"mar", "text/plain"},
 219      {"mbd", "application/mbedlet"},
 220      {"mc$", "application/x-magic-cap-package-1.0"},
 221      {"mcd", "application/x-mathcad"},
 222      {"mcf", "text/mcf"},
 223      {"mcp", "application/netmc"},
 224      {"mdc", "image/mdc"},
 225      {"me", "application/x-troff-me"},
 226      {"mef", "image/mef"},
 227      {"mht", "message/rfc822"},
 228      {"mhtml", "message/rfc822"},
 229      {"mid", "audio/midi"},
 230      {"midi", "audio/midi"},
 231      {"mif", "application/x-mif"},
 232      {"mime", "message/rfc822"},
 233      {"mjf", "audio/x-vnd.audioexplosion.mjuicemediafile"},
 234      {"mjpg", "video/x-motion-jpeg"},
 235      {"mka", "audio/x-matroska"},
 236      {"mkv", "video/x-matroska"},
 237      {"mk3d", "video/x-matroska-3d"},
 238      {"mm", "application/x-meme"},
 239      {"mme", "application/base64"},
 240      {"mod", "audio/mod"},
 241      {"moov", "video/quicktime"},
 242      {"mov", "video/quicktime"},
 243      {"movie", "video/x-sgi-movie"},
 244      {"mos", "image/mos"},
 245      {"mp2", "audio/mpeg"},
 246      {"mp3", "audio/mpeg3"},
 247      {"mp4", "video/mp4"},
 248      {"mpa", "audio/mpeg"},
 249      {"mpc", "application/x-project"},
 250      {"mpe", "video/mpeg"},
 251      {"mpeg", "video/mpeg"},
 252      {"mpg", "video/mpeg"},
 253      {"mpga", "audio/mpeg"},
 254      {"mpp", "application/vnd.ms-project"},
 255      {"mpt", "application/x-project"},
 256      {"mpv", "application/x-project"},
 257      {"mpx", "application/x-project"},
 258      {"mrc", "application/marc"},
 259      {"mrw", "image/mrw"},
 260      {"ms", "application/x-troff-ms"},
 261      {"mv", "video/x-sgi-movie"},
 262      {"my", "audio/make"},
 263      {"mzz", "application/x-vnd.audioexplosion.mzz"},
 264      {"nap", "image/naplps"},
 265      {"naplps", "image/naplps"},
 266      {"nc", "application/x-netcdf"},
 267      {"ncm", "application/vnd.nokia.configuration-message"},
 268      {"nef", "image/nef"},
 269      {"nfo", "text/xml"},
 270      {"nif", "image/x-niff"},
 271      {"niff", "image/x-niff"},
 272      {"nix", "application/x-mix-transfer"},
 273      {"nrw", "image/nrw"},
 274      {"nsc", "application/x-conference"},
 275      {"nvd", "application/x-navidoc"},
 276      {"o", "application/octet-stream"},
 277      {"oda", "application/oda"},
 278      {"ogg", "audio/ogg"},
 279      {"omc", "application/x-omc"},
 280      {"omcd", "application/x-omcdatamaker"},
 281      {"omcr", "application/x-omcregerator"},
 282      {"orf", "image/orf"},
 283      {"p", "text/x-pascal"},
 284      {"p10", "application/pkcs10"},
 285      {"p12", "application/pkcs-12"},
 286      {"p7a", "application/x-pkcs7-signature"},
 287      {"p7c", "application/pkcs7-mime"},
 288      {"p7m", "application/pkcs7-mime"},
 289      {"p7r", "application/x-pkcs7-certreqresp"},
 290      {"p7s", "application/pkcs7-signature"},
 291      {"part", "application/pro_eng"},
 292      {"pas", "text/pascal"},
 293      {"pbm", "image/x-portable-bitmap"},
 294      {"pcl", "application/vnd.hp-pcl"},
 295      {"pct", "image/x-pict"},
 296      {"pcx", "image/x-pcx"},
 297      {"pdb", "chemical/x-pdb"},
 298      {"pdf", "application/pdf"},
 299      {"pef", "image/pef"},
 300      {"pfunk", "audio/make.my.funk"},
 301      {"pgm", "image/x-portable-greymap"},
 302      {"pic", "image/pict"},
 303      {"pict", "image/pict"},
 304      {"pkg", "application/x-newton-compatible-pkg"},
 305      {"pko", "application/vnd.ms-pki.pko"},
 306      {"pl", "text/x-script.perl"},
 307      {"plx", "application/x-pixclscript"},
 308      {"pm", "text/x-script.perl-module"},
 309      {"pm4", "application/x-pagemaker"},
 310      {"pm5", "application/x-pagemaker"},
 311      {"png", "image/png"},
 312      {"pnm", "application/x-portable-anymap"},
 313      {"pot", "application/vnd.ms-powerpoint"},
 314      {"pov", "model/x-pov"},
 315      {"ppa", "application/vnd.ms-powerpoint"},
 316      {"ppm", "image/x-portable-pixmap"},
 317      {"pps", "application/mspowerpoint"},
 318      {"ppt", "application/mspowerpoint"},
 319      {"ppz", "application/mspowerpoint"},
 320      {"pre", "application/x-freelance"},
 321      {"prt", "application/pro_eng"},
 322      {"ps", "application/postscript"},
 323      {"psd", "application/octet-stream"},
 324      {"pvu", "paleovu/x-pv"},
 325      {"pwz", "application/vnd.ms-powerpoint"},
 326      {"py", "text/x-script.python"},
 327      {"pyc", "application/x-bytecode.python"},
 328      {"qcp", "audio/vnd.qcelp"},
 329      {"qd3", "x-world/x-3dmf"},
 330      {"qd3d", "x-world/x-3dmf"},
 331      {"qif", "image/x-quicktime"},
 332      {"qt", "video/quicktime"},
 333      {"qtc", "video/x-qtc"},
 334      {"qti", "image/x-quicktime"},
 335      {"qtif", "image/x-quicktime"},
 336      {"ra", "audio/x-realaudio"},
 337      {"raf", "image/raf"},
 338      {"ram", "audio/x-pn-realaudio"},
 339      {"ras", "image/cmu-raster"},
 340      {"rast", "image/cmu-raster"},
 341      {"raw", "image/raw"},
 342      {"rexx", "text/x-script.rexx"},
 343      {"rf", "image/vnd.rn-realflash"},
 344      {"rgb", "image/x-rgb"},
 345      {"rm", "audio/x-pn-realaudio"},
 346      {"rmi", "audio/mid"},
 347      {"rmm", "audio/x-pn-realaudio"},
 348      {"rmp", "audio/x-pn-realaudio"},
 349      {"rng", "application/ringing-tones"},
 350      {"rnx", "application/vnd.rn-realplayer"},
 351      {"roff", "application/x-troff"},
 352      {"rp", "image/vnd.rn-realpix"},
 353      {"rpm", "audio/x-pn-realaudio-plugin"},
 354      {"rt", "text/richtext"},
 355      {"rtf", "text/richtext"},
 356      {"rtx", "text/richtext"},
 357      {"rv", "video/vnd.rn-realvideo"},
 358      {"rw2", "image/rw2"},
 359      {"s", "text/x-asm"},
 360      {"s3m", "audio/s3m"},
 361      {"saveme", "application/octet-stream"},
 362      {"sbk", "application/x-tbook"},
 363      {"scm", "video/x-scm"},
 364      {"sdml", "text/plain"},
 365      {"sdp", "application/sdp"},
 366      {"sdr", "application/sounder"},
 367      {"sea", "application/sea"},
 368      {"set", "application/set"},
 369      {"sgm", "text/sgml"},
 370      {"sgml", "text/sgml"},
 371      {"sh", "text/x-script.sh"},
 372      {"shar", "application/x-bsh"},
 373      {"shtml", "text/x-server-parsed-html"},
 374      {"sid", "audio/x-psid"},
 375      {"sit", "application/x-stuffit"},
 376      {"skd", "application/x-koan"},
 377      {"skm", "application/x-koan"},
 378      {"skp", "application/x-koan"},
 379      {"skt", "application/x-koan"},
 380      {"sl", "application/x-seelogo"},
 381      {"smi", "application/smil"},
 382      {"smil", "application/smil"},
 383      {"snd", "audio/basic"},
 384      {"sol", "application/solids"},
 385      {"spc", "text/x-speech"},
 386      {"spl", "application/futuresplash"},
 387      {"spr", "application/x-sprite"},
 388      {"sprite", "application/x-sprite"},
 389      {"src", "application/x-wais-source"},
 390      {"srw", "image/srw"},
 391      {"ssi", "text/x-server-parsed-html"},
 392      {"ssm", "application/streamingmedia"},
 393      {"sst", "application/vnd.ms-pki.certstore"},
 394      {"step", "application/step"},
 395      {"stl", "application/sla"},
 396      {"stp", "application/step"},
 397      {"sup", "application/x-pgs"},
 398      {"sv4cpio", "application/x-sv4cpio"},
 399      {"sv4crc", "application/x-sv4crc"},
 400      {"svf", "image/vnd.dwg"},
 401      {"svg", "image/svg+xml"},
 402      {"svr", "application/x-world"},
 403      {"swf", "application/x-shockwave-flash"},
 404      {"t", "application/x-troff"},
 405      {"talk", "text/x-speech"},
 406      {"tar", "application/x-tar"},
 407      {"tbk", "application/toolbook"},
 408      {"tcl", "text/x-script.tcl"},
 409      {"tcsh", "text/x-script.tcsh"},
 410      {"tex", "application/x-tex"},
 411      {"texi", "application/x-texinfo"},
 412      {"texinfo", "application/x-texinfo"},
 413      {"text", "text/plain"},
 414      {"tgz", "application/x-compressed"},
 415      {"tif", "image/tiff"},
 416      {"tiff", "image/tiff"},
 417      {"tr", "application/x-troff"},
 418      {"ts", "video/mp2t"},
 419      {"tsi", "audio/tsp-audio"},
 420      {"tsp", "audio/tsplayer"},
 421      {"tsv", "text/tab-separated-values"},
 422      {"turbot", "image/florian"},
 423      {"txt", "text/plain"},
 424      {"uil", "text/x-uil"},
 425      {"uni", "text/uri-list"},
 426      {"unis", "text/uri-list"},
 427      {"unv", "application/i-deas"},
 428      {"uri", "text/uri-list"},
 429      {"uris", "text/uri-list"},
 430      {"ustar", "application/x-ustar"},
 431      {"uu", "text/x-uuencode"},
 432      {"uue", "text/x-uuencode"},
 433      {"vcd", "application/x-cdlink"},
 434      {"vcs", "text/x-vcalendar"},
 435      {"vda", "application/vda"},
 436      {"vdo", "video/vdo"},
 437      {"vew", "application/groupwise"},
 438      {"viv", "video/vivo"},
 439      {"vivo", "video/vivo"},
 440      {"vmd", "application/vocaltec-media-desc"},
 441      {"vmf", "application/vocaltec-media-file"},
 442      {"voc", "audio/voc"},
 443      {"vos", "video/vosaic"},
 444      {"vox", "audio/voxware"},
 445      {"vqe", "audio/x-twinvq-plugin"},
 446      {"vqf", "audio/x-twinvq"},
 447      {"vql", "audio/x-twinvq-plugin"},
 448      {"vrml", "application/x-vrml"},
 449      {"vrt", "x-world/x-vrt"},
 450      {"vsd", "application/x-visio"},
 451      {"vst", "application/x-visio"},
 452      {"vsw", "application/x-visio"},
 453      {"vtt", "text/vtt"},
 454      {"w60", "application/wordperfect6.0"},
 455      {"w61", "application/wordperfect6.1"},
 456      {"w6w", "application/msword"},
 457      {"wav", "audio/wav"},
 458      {"wb1", "application/x-qpro"},
 459      {"wbmp", "image/vnd.wap.wbmp"},
 460      {"web", "application/vnd.xara"},
 461      {"webp", "image/webp"},
 462      {"wiz", "application/msword"},
 463      {"wk1", "application/x-123"},
 464      {"wma", "audio/x-ms-wma"},
 465      {"wmf", "windows/metafile"},
 466      {"wml", "text/vnd.wap.wml"},
 467      {"wmlc", "application/vnd.wap.wmlc"},
 468      {"wmls", "text/vnd.wap.wmlscript"},
 469      {"wmlsc", "application/vnd.wap.wmlscriptc"},
 470      {"wmv", "video/x-ms-wmv"},
 471      {"word", "application/msword"},
 472      {"wp", "application/wordperfect"},
 473      {"wp5", "application/wordperfect"},
 474      {"wp6", "application/wordperfect"},
 475      {"wpd", "application/wordperfect"},
 476      {"wq1", "application/x-lotus"},
 477      {"wri", "application/mswrite"},
 478      {"wrl", "model/vrml"},
 479      {"wrz", "model/vrml"},
 480      {"wsc", "text/scriplet"},
 481      {"wsrc", "application/x-wais-source"},
 482      {"wtk", "application/x-wintalk"},
 483      {"x3f", "image/x3f"},
 484      {"xbm", "image/xbm"},
 485      {"xdr", "video/x-amt-demorun"},
 486      {"xgz", "xgl/drawing"},
 487      {"xif", "image/vnd.xiff"},
 488      {"xl", "application/excel"},
 489      {"xla", "application/excel"},
 490      {"xlb", "application/excel"},
 491      {"xlc", "application/excel"},
 492      {"xld", "application/excel"},
 493      {"xlk", "application/excel"},
 494      {"xll", "application/excel"},
 495      {"xlm", "application/excel"},
 496      {"xls", "application/excel"},
 497      {"xlsx", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"},
 498      {"xlt", "application/excel"},
 499      {"xlv", "application/excel"},
 500      {"xlw", "application/excel"},
 501      {"xm", "audio/xm"},
 502      {"xml", "text/xml"},
 503      {"xmz", "xgl/movie"},
 504      {"xpix", "application/x-vnd.ls-xpix"},
 505      {"xpm", "image/xpm"},
 506      {"x-png", "image/png"},
 507      {"xspf", "application/xspf+xml"},
 508      {"xsr", "video/x-amt-showrun"},
 509      {"xvid", "video/x-msvideo"},
 510      {"xwd", "image/x-xwd"},
 511      {"xyz", "chemical/x-pdb"},
 512      {"z", "application/x-compressed"},
 513      {"zip", "application/zip"},
 514      {"zoo", "application/octet-stream"},
 515      {"zsh", "text/x-script.zsh"}}};
 516
 517 std::string CMime::GetMimeType(const std::string &extension)
 518 {
 519   if (extension.empty())
 520     return "";
 521
 522   std::string ext = extension;
 523   size_t posNotPoint = ext.find_first_not_of('.');
 524   if (posNotPoint != std::string::npos && posNotPoint > 0)
 525     ext = extension.substr(posNotPoint);
 526   transform(ext.begin(), ext.end(), ext.begin(), ::tolower);
 527
 528   std::map<std::string, std::string>::const_iterator it = m_mimetypes.find(ext);
 529   if (it != m_mimetypes.end())
 530     return it->second;
 531
 532   return "";
 533 }
 534
 535 std::string CMime::GetMimeType(const CFileItem &item)
 536 {
 537   std::string path = item.GetDynPath();
 538   if (item.HasVideoInfoTag() && !item.GetVideoInfoTag()->GetPath().empty())
 539     path = item.GetVideoInfoTag()->GetPath();
 540   else if (item.HasMusicInfoTag() && !item.GetMusicInfoTag()->GetURL().empty())
 541     path = item.GetMusicInfoTag()->GetURL();
 542
 543   return GetMimeType(URIUtils::GetExtension(path));
 544 }
 545
 546 std::string CMime::GetMimeType(const CURL &url, bool lookup)
 547 {
 548
 549   std::string strMimeType;
 550
 551   if( url.IsProtocol("shout") || url.IsProtocol("http") || url.IsProtocol("https"))
 552   {
 553     // If lookup is false, bail out early to leave mime type empty
 554     if (!lookup)
 555       return strMimeType;
 556
 557     std::string strmime;
 558     XFILE::CCurlFile::GetMimeType(url, strmime);
 559
 560     // try to get mime-type again but with an NSPlayer User-Agent
 561     // in order for server to provide correct mime-type.  Allows us
 562     // to properly detect an MMS stream
 563     if (StringUtils::StartsWithNoCase(strmime, "video/x-ms-"))
 564       XFILE::CCurlFile::GetMimeType(url, strmime, "NSPlayer/11.00.6001.7000");
 565
 566     // make sure there are no options set in mime-type
 567     // mime-type can look like "video/x-ms-asf ; charset=utf8"
 568     size_t i = strmime.find(';');
 569     if(i != std::string::npos)
 570       strmime.erase(i, strmime.length() - i);
 571     StringUtils::Trim(strmime);
 572     strMimeType = strmime;
 573   }
 574   else
 575     strMimeType = GetMimeType(url.GetFileType());
 576
 577   // if it's still empty set to an unknown type
 578   if (strMimeType.empty())
 579     strMimeType = "application/octet-stream";
 580
 581   return strMimeType;
 582 }
 583
 584 CMime::EFileType CMime::GetFileTypeFromMime(const std::string& mimeType)
 585 {
 586   // based on http://mimesniff.spec.whatwg.org/
 587
 588   std::string type, subtype;
 589   if (!parseMimeType(mimeType, type, subtype))
 590     return FileTypeUnknown;
 591
 592   if (type == "application")
 593   {
 594     if (subtype == "zip")
 595       return FileTypeZip;
 596     if (subtype == "x-gzip")
 597       return FileTypeGZip;
 598     if (subtype == "x-rar-compressed")
 599       return FileTypeRar;
 600
 601     if (subtype == "xml")
 602       return FileTypeXml;
 603   }
 604   else if (type == "text")
 605   {
 606     if (subtype == "xml")
 607       return FileTypeXml;
 608     if (subtype == "html")
 609       return FileTypeHtml;
 610     if (subtype == "plain")
 611       return FileTypePlainText;
 612   }
 613   else if (type == "image")
 614   {
 615     if (subtype == "bmp")
 616       return FileTypeBmp;
 617     if (subtype == "gif")
 618       return FileTypeGif;
 619     if (subtype == "png")
 620       return FileTypePng;
 621     if (subtype == "jpeg" || subtype == "pjpeg")
 622       return FileTypeJpeg;
 623   }
 624
 625   if (StringUtils::EndsWith(subtype, "+zip"))
 626     return FileTypeZip;
 627   if (StringUtils::EndsWith(subtype, "+xml"))
 628     return FileTypeXml;
 629
 630   return FileTypeUnknown;
 631 }
 632
 633 CMime::EFileType CMime::GetFileTypeFromContent(const std::string& fileContent)
 634 {
 635   // based on http://mimesniff.spec.whatwg.org/#matching-a-mime-type-pattern
 636
 637   const size_t len = fileContent.length();
 638   if (len < 2)
 639     return FileTypeUnknown;
 640
 641   const unsigned char* const b = (const unsigned char*)fileContent.c_str();
 642
 643   //! @todo add detection for text types
 644
 645   // check image types
 646   if (b[0] == 'B' && b[1] == 'M')
 647     return FileTypeBmp;
 648   if (len >= 6 && b[0] == 'G' && b[1] == 'I' && b[2] == 'F' && b[3] == '8' && (b[4] == '7' || b[4] == '9') && b[5] == 'a')
 649     return FileTypeGif;
 650   if (len >= 8 && b[0] == 0x89 && b[1] == 'P' && b[2] == 'N' && b[3] == 'G' && b[4] == 0x0D && b[5] == 0x0A && b[6] == 0x1A && b[7] == 0x0A)
 651     return FileTypePng;
 652   if (len >= 3 && b[0] == 0xFF && b[1] == 0xD8 && b[2] == 0xFF)
 653     return FileTypeJpeg;
 654
 655   // check archive types
 656   if (len >= 3 && b[0] == 0x1F && b[1] == 0x8B && b[2] == 0x08)
 657     return FileTypeGZip;
 658   if (len >= 4 && b[0] == 'P' && b[1] == 'K' && b[2] == 0x03 && b[3] == 0x04)
 659     return FileTypeZip;
 660   if (len >= 7 && b[0] == 'R' && b[1] == 'a' && b[2] == 'r' && b[3] == ' ' && b[4] == 0x1A && b[5] == 0x07 && b[6] == 0x00)
 661     return FileTypeRar;
 662
 663   //! @todo add detection for other types if required
 664
 665   return FileTypeUnknown;
 666 }
 667
 668 bool CMime::parseMimeType(const std::string& mimeType, std::string& type, std::string& subtype)
 669 {
 670   static const char* const whitespaceChars = "\x09\x0A\x0C\x0D\x20"; // tab, LF, FF, CR and space
 671
 672   type.clear();
 673   subtype.clear();
 674
 675   const size_t slashPos = mimeType.find('/');
 676   if (slashPos == std::string::npos)
 677     return false;
 678
 679   type.assign(mimeType, 0, slashPos);
 680   subtype.assign(mimeType, slashPos + 1, std::string::npos);
 681
 682   const size_t semicolonPos = subtype.find(';');
 683   if (semicolonPos != std::string::npos)
 684     subtype.erase(semicolonPos);
 685
 686   StringUtils::Trim(type, whitespaceChars);
 687   StringUtils::Trim(subtype, whitespaceChars);
 688
 689   if (type.empty() || subtype.empty())
 690   {
 691     type.clear();
 692     subtype.clear();
 693     return false;
 694   }
 695
 696   StringUtils::ToLower(type);
 697   StringUtils::ToLower(subtype);
 698
 699   return true;
 700 }