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16440 changed files with 4239995 additions and 2 deletions
258
Src/Plugins/Library/ml_wire/PCastURIHandler.cpp
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258
Src/Plugins/Library/ml_wire/PCastURIHandler.cpp
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#include "main.h"
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#include "./pcasturihandler.h"
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#include "./Feeds.h"
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#include "./FeedUtil.h"
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#include "../nu/AutoLock.h"
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#include "./wire.h"
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#include "./errors.h"
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//#include "../Agave/URIHandler/svc_urihandler.h"
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//#include <api/service/waservicefactory.h>
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#include "api__ml_wire.h"
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#include "./cloud.h"
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#include "./SubscriptionView.h"
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#include "./resource.h"
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#include "navigation.h"
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#include "..\..\General\gen_ml/ml_ipc_0313.h"
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#include <strsafe.h>
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using namespace Nullsoft::Utility;
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extern ChannelList channels;
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extern Cloud cloud;
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static uint8_t quickhex(wchar_t c)
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{
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int hexvalue = c;
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if (hexvalue & 0x10)
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hexvalue &= ~0x30;
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else
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{
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hexvalue &= 0xF;
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hexvalue += 9;
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}
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return hexvalue;
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}
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static uint8_t DecodeEscape(const wchar_t *&str)
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{
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uint8_t a = quickhex(*++str);
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uint8_t b = quickhex(*++str);
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str++;
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return a * 16 + b;
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}
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static void DecodeEscapedUTF8(wchar_t *&output, const wchar_t *&input)
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{
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uint8_t utf8_data[1024] = {0}; // hopefully big enough!!
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int num_utf8_words=0;
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bool error=false;
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while (input && *input == '%' && num_utf8_words < sizeof(utf8_data))
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{
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if (iswxdigit(input[1]) && iswxdigit(input[2]))
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{
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utf8_data[num_utf8_words++]=DecodeEscape(input);
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}
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else if (input[1] == '%')
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{
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input+=2;
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utf8_data[num_utf8_words++]='%';
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}
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else
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{
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error = true;
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break;
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}
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}
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int len = MultiByteToWideChar(CP_UTF8, 0, (LPCSTR)utf8_data, num_utf8_words, 0, 0);
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MultiByteToWideChar(CP_UTF8, 0, (LPCSTR)utf8_data, num_utf8_words, output, len);
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output += len;
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if (error)
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{
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*output++ = *input++;
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}
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}
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static void UrlDecode(const wchar_t *input, wchar_t *output, size_t len)
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{
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const wchar_t *stop = output+len-4; // give ourself a cushion large enough to hold a full UTF-16 sequence
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const wchar_t *itr = input;
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while (itr && *itr)
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{
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if (output >= stop)
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{
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*output=0;
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return;
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}
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switch (*itr)
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{
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case '%':
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DecodeEscapedUTF8(output, itr);
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break;
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case '&':
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*output = 0;
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return;
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default:
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*output++ = *itr++;
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break;
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}
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}
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*output = 0;
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}
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// first parameter has param name either null or = terminated, second is null terminated
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static bool ParamCompare(const wchar_t *url_param, const wchar_t *param_name)
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{
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while (url_param && *url_param && *param_name && *url_param!=L'=')
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{
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if (*url_param++ != *param_name++)
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return false;
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}
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return true;
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}
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static bool get_request_parm(const wchar_t *params, const wchar_t *param_name, wchar_t *value, size_t value_len)
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{
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size_t param_name_len = wcslen(param_name);
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const wchar_t *t=params;
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while (t && *t && *t != L'?') // find start of parameters
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t++;
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while (t && *t)
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{
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t++; // skip ? or &
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if (ParamCompare(t, param_name))
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{
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while (t && *t && *t != L'=' && *t != '&') // find start of value
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t++;
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switch(*t)
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{
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case L'=':
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UrlDecode(++t, value, value_len);
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return true;
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case 0:
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case L'&': // no value
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*value=0;
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return true;
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default: // shouldn't get here
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return false;
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}
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}
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while (t && *t && *t != L'&') // find next parameter
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t++;
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}
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return false;
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}
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int PCastURIHandler::ProcessFilename(const wchar_t *filename)
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{
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if (
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(wcsnicmp(filename, L"pcast://", 8)) == 0 ||
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(wcsnicmp(filename, L"feed://", 7) == 0) ||
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(wcsnicmp(filename, L"winamp://Podcast/Subscribe", 26) == 0) ||
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(wcsnicmp(filename, L"winamp://Podcast/Search", 23) == 0)
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)
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{
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wchar_t *tempFilename = NULL;
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wchar_t url[1024] = {0};
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if (wcsnicmp(filename, L"winamp://Podcast/Subscribe", 26) == 0)
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{
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// extract/decode and use the url= parameter
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if (get_request_parm(filename, L"url", url, 1024) && url[0])
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{
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tempFilename = wcsdup(url);
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}
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else
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{
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// did not find a url parameter
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return NOT_HANDLED;
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}
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}
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else if (wcsnicmp(filename, L"winamp://Podcast/Search", 23) == 0)
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{
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// TODO: maybe: if (get_request_parm(filename, L"url", url, 1024) && url[0])
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{
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HNAVITEM hItem = Navigation_FindService(SERVICE_PODCAST, NULL, NULL);
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MLNavItem_Select(plugin.hwndLibraryParent, hItem);
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return HANDLED;
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}
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/*
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else
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{
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// did not find a url parameter
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return NOT_HANDLED;
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}
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*/
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}
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else
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{
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// Use the full filename
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tempFilename = wcsdup(filename);
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}
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// subscription confirmation
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WCHAR szText[1024] = {0}, szBuffer[1024] = {0};
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WASABI_API_LNGSTRINGW_BUF(IDS_PODCAST_SUBSCRIPTION_PROMP, szBuffer, ARRAYSIZE(szBuffer));
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StringCchPrintf(szText, ARRAYSIZE(szText), szBuffer, tempFilename);
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WASABI_API_LNGSTRINGW_BUF(IDS_PODCAST_SUBSCRIPTION_HEADER, szBuffer, ARRAYSIZE(szBuffer));
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if (IDYES == MessageBox(plugin.hwndLibraryParent, szText, szBuffer, MB_YESNO | MB_ICONQUESTION | MB_TOPMOST | MB_SETFOREGROUND) )
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{
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// add feed to channels, pulse the cloud, refresh the UI pane.
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Channel newFeed;
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newFeed.SetURL(tempFilename);
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if (DownloadFeedInformation(newFeed)==DOWNLOAD_SUCCESS)
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{
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channels.channelGuard.Lock();
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channels.AddChannel(newFeed);
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channels.channelGuard.Unlock();
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cloud.Pulse();
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HWND hView = SubscriptionView_FindWindow();
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if (NULL != hView)
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{
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SubscriptionView_RefreshChannels(hView, TRUE);
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}
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else
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{
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HNAVITEM myItem = Navigation_FindService(SERVICE_PODCAST, NULL, NULL);
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HNAVITEM podcastItem = MLNavItem_GetChild(plugin.hwndLibraryParent, myItem);
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HNAVITEM subscriptionItem = Navigation_FindService(SERVICE_SUBSCRIPTION, podcastItem, NULL);
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MLNavItem_Select(plugin.hwndLibraryParent, subscriptionItem);
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}
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}
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free(tempFilename);
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return HANDLED;
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}
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else
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free(tempFilename);
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}
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return NOT_HANDLED;
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}
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int PCastURIHandler::IsMine(const wchar_t *filename)
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{
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int i = 0;
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if (
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(wcsnicmp(filename, L"pcast://", 8)) == 0 ||
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(wcsnicmp(filename, L"feed://", 7) == 0) ||
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(wcsnicmp(filename, L"winamp://Podcast/Subscribe", 26) == 0) ||
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(wcsnicmp(filename, L"winamp://Podcast/Search", 23) == 0)
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)
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return HANDLED;
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else
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return NOT_HANDLED;
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}
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#define CBCLASS PCastURIHandler
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START_DISPATCH;
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CB(PROCESSFILENAME, ProcessFilename);
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CB(ISMINE, IsMine);
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END_DISPATCH;
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#undef CBCLASS
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