343 lines
8.3 KiB
C++
343 lines
8.3 KiB
C++
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/** (c) Nullsoft, Inc. C O N F I D E N T I A L
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** Filename:
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** Project:
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** Description:
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** Author: Ben Allison benski@nullsoft.com
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** Created:
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**/
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#include "main.h"
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#include "tagz.h"
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#include "../tagz/ifc_tagprovider.h"
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#include "../tagz/ifc_tagparams.h"
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#include "api.h"
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#include "TagProvider.h"
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#include "../nu/AutoWide.h"
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#include "../nu/AutoChar.h"
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#include "../nu/ns_wc.h"
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extern "C"
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{
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typedef char * (*GetTagFunc)(const char * tag, void * p);
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typedef void (*FreeTagFunc)(char * tag,void * p);
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typedef wchar_t * (*GetTagFuncW)(const wchar_t * tag, void * p);
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typedef void (*FreeTagFuncW)(wchar_t * tag,void * p);
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}
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class TagParameters : public ifc_tagparams
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{
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public:
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TagParameters(const wchar_t *_filename) :filename(_filename){}
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void *GetParameter(const GUID *parameterID)
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{
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if (*parameterID == filenameParameterID)
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return (void *)filename;
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return 0;
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}
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protected:
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RECVS_DISPATCH;
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private:
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const wchar_t *filename;
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};
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class ExternalTagProvider : public ifc_tagprovider
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{
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public:
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ExternalTagProvider(GetTagFunc getter, FreeTagFunc freer, void *context);
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wchar_t *GetTag(const wchar_t *name, ifc_tagparams *parameters);
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void FreeTag(wchar_t *Tag);
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protected:
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RECVS_DISPATCH;
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private:
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GetTagFunc externalGetTag;
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FreeTagFunc externalFreeTag;
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void *externalContext;
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};
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class ExtendedTagProvider : public ifc_tagprovider
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{
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public:
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ExtendedTagProvider(const wchar_t *_filename, GetTagFuncW getter, FreeTagFuncW freer, void *context, bool _useExtendedInfo);
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wchar_t *GetTag(const wchar_t *name, ifc_tagparams *parameters);
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void FreeTag(char *Tag);
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protected:
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RECVS_DISPATCH;
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private:
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GetTagFuncW externalGetTag;
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FreeTagFuncW externalFreeTag;
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void *externalContext;
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const wchar_t *filename;
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bool useExtendedInfo;
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};
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static void CleanupTitle(char *title)
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{
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while (title && *title)
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{
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if (*title == '\n' || *title == '\r')
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*title = ' ';
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title = CharNextA(title);
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}
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}
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static void CleanupTitleW(wchar_t *title)
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{
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while (title && *title)
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{
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if (*title == L'\n' || *title == L'\r')
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*title = L' ';
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title = CharNextW(title);
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}
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}
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void FormatTitle(waFormatTitle *format)
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{
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AutoWide wideSpec(format->spec);
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wchar_t *spec = (format->spec ? wideSpec : config_titlefmt);
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if (format->out && format->out_len)
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{
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memset(format->out, 0, format->out_len);
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if (WINAMP5_API_TAGZ)
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{
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if (format->TAGFUNC)
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{
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ExternalTagProvider provider(format->TAGFUNC, format->TAGFREEFUNC, format->p);
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wchar_t *tempOut = (wchar_t *)calloc(format->out_len, sizeof(wchar_t));
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if (tempOut)
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{
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WINAMP5_API_TAGZ->format(spec, tempOut, format->out_len, &provider, 0 /*¶meters*/);
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WideCharToMultiByteSZ(CP_ACP, 0, tempOut, -1, format->out, format->out_len, 0, 0);
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free(tempOut);
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}
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}
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else
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{
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AutoWide wideFn((char *)format->p); // we'd better hope it's the filename!
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TagParameters parameters(wideFn);
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wchar_t *tempOut = (wchar_t *)calloc(format->out_len, sizeof(wchar_t));
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if (tempOut)
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{
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WINAMP5_API_TAGZ->format(spec, tempOut, format->out_len, tagProvider, ¶meters);
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WideCharToMultiByteSZ(CP_ACP, 0, tempOut, -1, format->out, format->out_len, 0, 0);
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free(tempOut);
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}
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}
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CleanupTitle(format->out);
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}
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}
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}
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void FormatTitleExtended(waFormatTitleExtended *format)
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{
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if (!format->filename || format->filename && !*format->filename) return;
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const wchar_t *spec = (format->spec ? format->spec : config_titlefmt);
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if (format->out && format->out_len)
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{
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if (WINAMP5_API_TAGZ)
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{
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ExtendedTagProvider provider(format->filename, format->TAGFUNC, format->TAGFREEFUNC, format->p, !!format->useExtendedInfo);
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WINAMP5_API_TAGZ->format(spec, format->out, format->out_len, &provider, 0 /*¶meters*/);
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CleanupTitleW(format->out);
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}
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else
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{
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lstrcpynW(format->out, format->filename, format->out_len);
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PathStripPathW(format->out);
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}
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}
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}
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int FormatTitle(waHookTitleStructW *hts)
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{
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if (hts && hts->title &&
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((hts->force_useformatting&1) || !(PathIsURLW(hts->filename) && StrCmpNIW(hts->filename, L"cda://", 6))))
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{
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wchar_t buf[32] = {0};
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wchar_t buf2[32] = {0};
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hts->length = -1;
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hts->title[0] = 0;
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if (in_get_extended_fileinfoW(hts->filename, L"length", buf, 32) ||
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in_get_extended_fileinfoW(hts->filename, L"type", buf2, 32))
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{
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hts->length = StrToIntW(buf);
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if (hts->length <= 0)
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hts->length = -1;
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else
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hts->length /= 1000;
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if (WINAMP5_API_TAGZ)
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{
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TagParameters parameters(hts->filename);
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WINAMP5_API_TAGZ->format(config_titlefmt, hts->title, 2048, tagProvider, ¶meters);
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}
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CleanupTitleW(hts->title);
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if (hts->title[0]) return 1;
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}
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}
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return 0;
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}
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namespace Winamp
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{
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/* our tag getting functions */
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wchar_t *GetTag(const wchar_t *tag, const wchar_t *filename) // for simple tags
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{
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if (!_wcsicmp(tag, L"filename"))
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return _wcsdup(filename);
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else if (!_wcsicmp(tag, L"folder"))
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{
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wchar_t *folder = (wchar_t *)calloc(MAX_PATH, sizeof(wchar_t));
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if (folder)
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{
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lstrcpynW(folder, filename, MAX_PATH);
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PathRemoveFileSpecW(folder);
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PathRemoveBackslashW(folder);
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PathStripPathW(folder);
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return folder;
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}
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}
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return 0;
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}
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wchar_t *GetExtendedTag(const wchar_t *tag, const wchar_t *filename) //return 0 if not found
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{
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wchar_t buf[1024] = {0};
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if (!_wcsicmp(tag, L"tracknumber"))
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tag = L"track";
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#if 0
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if (in_get_extended_fileinfo(filename, tag, buf, sizeof(buf)) && buf[0])
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return _strdup(buf);
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#else
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extendedFileInfoStructW s = {filename, tag, buf, 1024};
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if (SendMessageW(hMainWindow, WM_WA_IPC, (WPARAM)&s, IPC_GET_EXTENDED_FILE_INFOW_HOOKABLE) && buf[0])
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return _wcsdup(buf);
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#endif
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return 0;
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}
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} // namespace Winamp
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/* --- ExternalTagProvider ---
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maybe we'll move this to a separate file once it's done
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*/
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ExternalTagProvider::ExternalTagProvider(GetTagFunc getter, FreeTagFunc freer, void *context)
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: externalGetTag(getter), externalFreeTag(freer), externalContext(context)
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{
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}
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wchar_t *ExternalTagProvider::GetTag(const wchar_t *name, ifc_tagparams *parameters)
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{
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if (externalGetTag)
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{
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char *tag = externalGetTag(AutoChar(name), externalContext);
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if (tag == reinterpret_cast<char *>(-1))
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return 0;
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int size = MultiByteToWideChar(CP_ACP, 0, tag, -1, 0, 0);
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if (!size)
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{
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if (externalFreeTag)
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externalFreeTag(tag, externalContext);
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return 0;
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}
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wchar_t *wide = (wchar_t *)calloc(size, sizeof(wchar_t));
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if (!MultiByteToWideChar(CP_ACP, 0, tag, -1, wide, size))
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{
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if (wide) free(wide);
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if (externalFreeTag)
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externalFreeTag(tag, externalContext);
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return 0;
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}
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if (externalFreeTag)
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externalFreeTag(tag, externalContext);
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return wide;
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}
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return 0;
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}
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void ExternalTagProvider::FreeTag(wchar_t *tag)
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{
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if (tag) free(tag);
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}
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#ifdef CBCLASS
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#undef CBCLASS
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#endif
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#define CBCLASS ExternalTagProvider
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START_DISPATCH;
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CB(IFC_TAGPROVIDER_GET_TAG, GetTag);
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VCB(IFC_TAGPROVIDER_FREE_TAG, FreeTag);
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END_DISPATCH;
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#undef CBCLASS
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/* --- ExtendedTagProvider ---
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maybe we'll move this to a separate file once it's done
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*/
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ExtendedTagProvider::ExtendedTagProvider(const wchar_t *_filename, GetTagFuncW getter, FreeTagFuncW freer, void *context, bool _useExtendedInfo)
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: externalGetTag(getter), externalFreeTag(freer), externalContext(context), filename(_filename), useExtendedInfo(_useExtendedInfo)
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{
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}
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wchar_t *ExtendedTagProvider::GetTag(const wchar_t *name, ifc_tagparams *parameters)
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{
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wchar_t *tag=0;
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if (externalGetTag)
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tag=externalGetTag(name, externalContext);
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if (tag) // if we got a tag, we'll need to make a copy, because we won't be able to tell where it came from when it's time to free it
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{
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if (tag == reinterpret_cast<wchar_t *>(-1))
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return 0;
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wchar_t *temp = *tag?_wcsdup(tag):0;
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if (externalFreeTag)
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externalFreeTag(tag, externalContext);
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return temp;
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}
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else
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{
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tag = Winamp::GetTag(name, filename);
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if (tag == reinterpret_cast<wchar_t *>(-1))
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return 0;
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if (!tag && useExtendedInfo)
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tag = Winamp::GetExtendedTag(name, filename);
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if (tag == reinterpret_cast<wchar_t *>(-1))
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return 0;
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return tag;
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}
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}
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void ExtendedTagProvider::FreeTag(char *tag)
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{
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if (tag) free(tag);
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}
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#ifdef CBCLASS
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#undef CBCLASS
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#endif
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#define CBCLASS ExtendedTagProvider
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START_DISPATCH;
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CB(IFC_TAGPROVIDER_GET_TAG, GetTag);
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VCB(IFC_TAGPROVIDER_FREE_TAG, FreeTag);
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END_DISPATCH;
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#undef CBCLASS
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#ifdef CBCLASS
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#undef CBCLASS
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#endif
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#define CBCLASS TagParameters
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START_DISPATCH;
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CB(IFC_TAGPARAMS_GETPARAMETER, GetParameter);
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END_DISPATCH;
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#undef CBCLASS
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